Revert "Revert "Switch to the new SkSL lexer.""
This reverts commit 358515491a0d6891e6a709688a30ad087df1beb1.
Bug: skia:
Change-Id: I013fac0ed83774d8ae7c6ee6819045cab37f5e97
Reviewed-on: https://skia-review.googlesource.com/45180
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
diff --git a/BUILD.gn b/BUILD.gn
index 1c328b0..ef2ac07 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -45,6 +45,7 @@
skia_vulkan_sdk = getenv("VULKAN_SDK")
skia_qt_path = getenv("QT_PATH")
skia_compile_processors = false
+ skia_lex = false
skia_jumper_clang = ""
skia_jumper_objdump = ""
@@ -411,7 +412,7 @@
]
}
-if (skia_compile_processors) {
+if (skia_lex) {
executable("sksllex") {
sources = [
"src/sksl/lex/Main.cpp",
@@ -422,6 +423,38 @@
include_dirs = [ "src/sksl/lex" ]
}
+ action("run_sksllex") {
+ script = "gn/run_sksllex.py"
+ sources = [
+ "src/sksl/lex/layout.lex",
+ "src/sksl/lex/sksl.lex",
+ ]
+
+ # GN insists its outputs should go somewhere underneath target_out_dir, so we trick it with a
+ # path that starts with target_out_dir and then uses ".." to back up into the src dir.
+ outputs = [
+ "$target_out_dir/" +
+ rebase_path("src/sksl/lex/SkSLLexer.h", target_out_dir),
+ # the script also modifies the corresponding .cpp file, but if we tell GN that it gets
+ # confused due to the same file being named by two different paths
+ ]
+ sksllex_path = "$root_out_dir/"
+ sksllex_path += "sksllex"
+ if (host_os == "win") {
+ sksllex_path += ".exe"
+ }
+ args = [
+ rebase_path(sksllex_path),
+ rebase_path("bin/clang-format"),
+ rebase_path("src"),
+ ]
+ }
+} else {
+ group("run_sksllex") {
+ }
+}
+
+if (skia_compile_processors) {
executable("skslc") {
defines = [ "SKSL_STANDALONE" ]
sources = [
@@ -482,6 +515,7 @@
enabled = skia_enable_gpu
deps = [
":compile_processors",
+ ":run_sksllex",
]
public_defines = []
diff --git a/gn/run_sksllex.py b/gn/run_sksllex.py
new file mode 100644
index 0000000..0377283
--- /dev/null
+++ b/gn/run_sksllex.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+#
+# Copyright 2017 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import os
+import subprocess
+import sys
+
+sksllex = sys.argv[1]
+clangFormat = sys.argv[2]
+src = sys.argv[3]
+try:
+ subprocess.check_output([sksllex, src + "/sksl/lex/sksl.lex", "Lexer",
+ "Token", src + "/sksl/SkSLLexer.h", src +
+ "/sksl/SkSLLexer.cpp"])
+ subprocess.check_call(clangFormat + " -i \"" + src + "/sksl/SkSLLexer.h\"",
+ shell=True)
+ subprocess.check_call(clangFormat + " -i \"" + src +
+ "/sksl/SkSLLexer.cpp\"", shell=True)
+ subprocess.check_output([sksllex, src + "/sksl/lex/layout.lex",
+ "LayoutLexer", "LayoutToken",
+ src + "/sksl/SkSLLayoutLexer.h",
+ src + "/sksl/SkSLLayoutLexer.cpp"])
+ subprocess.check_call(clangFormat + " -i \"" + src +
+ "/sksl/SkSLLayoutLexer.h\"", shell=True)
+ subprocess.check_call(clangFormat + " -i \"" + src +
+ "/sksl/SkSLLayoutLexer.cpp\"", shell=True)
+except subprocess.CalledProcessError as err:
+ print("### Lexer error:")
+ print(err.output)
+ exit(1)
diff --git a/gn/sksl.gni b/gn/sksl.gni
index c1b6aba..65913e3 100644
--- a/gn/sksl.gni
+++ b/gn/sksl.gni
@@ -9,15 +9,16 @@
skia_sksl_sources = [
"$_src/sksl/SkSLCFGGenerator.cpp",
"$_src/sksl/SkSLCompiler.cpp",
- "$_src/sksl/SkSLIRGenerator.cpp",
- "$_src/sksl/SkSLParser.cpp",
"$_src/sksl/SkSLCPPCodeGenerator.cpp",
- "$_src/sksl/SkSLHCodeGenerator.cpp",
"$_src/sksl/SkSLGLSLCodeGenerator.cpp",
+ "$_src/sksl/SkSLHCodeGenerator.cpp",
+ "$_src/sksl/SkSLIRGenerator.cpp",
+ "$_src/sksl/SkSLLexer.cpp",
+ "$_src/sksl/SkSLLayoutLexer.cpp",
+ "$_src/sksl/SkSLParser.cpp",
"$_src/sksl/SkSLSPIRVCodeGenerator.cpp",
"$_src/sksl/SkSLString.cpp",
"$_src/sksl/SkSLUtil.cpp",
- "$_src/sksl/lex.layout.cpp",
"$_src/sksl/ir/SkSLSymbolTable.cpp",
"$_src/sksl/ir/SkSLSetting.cpp",
"$_src/sksl/ir/SkSLType.cpp",
diff --git a/src/effects/GrAlphaThresholdFragmentProcessor.cpp b/src/effects/GrAlphaThresholdFragmentProcessor.cpp
index 96961cf..aebb7d3 100644
--- a/src/effects/GrAlphaThresholdFragmentProcessor.cpp
+++ b/src/effects/GrAlphaThresholdFragmentProcessor.cpp
@@ -130,7 +130,7 @@
GrProcessorTestData* testData) {
sk_sp<GrTextureProxy> bmpProxy = testData->textureProxy(GrProcessorUnitTest::kSkiaPMTextureIdx);
sk_sp<GrTextureProxy> maskProxy = testData->textureProxy(GrProcessorUnitTest::kAlphaTextureIdx);
-
+ // Make the inner and outer thresholds be in (0, 1) exclusive and be sorted correctly.
float innerThresh = testData->fRandom->nextUScalar1() * .99f + 0.005f;
float outerThresh = testData->fRandom->nextUScalar1() * .99f + 0.005f;
const int kMaxWidth = 1000;
diff --git a/src/effects/GrCircleBlurFragmentProcessor.cpp b/src/effects/GrCircleBlurFragmentProcessor.cpp
index 7cec3cc..75d73bd 100644
--- a/src/effects/GrCircleBlurFragmentProcessor.cpp
+++ b/src/effects/GrCircleBlurFragmentProcessor.cpp
@@ -13,11 +13,13 @@
#include "GrResourceProvider.h"
+// Computes an unnormalized half kernel (right side). Returns the summation of all the half
+// kernel values.
static float make_unnormalized_half_kernel(float* halfKernel, int halfKernelSize, float sigma) {
const float invSigma = 1.f / sigma;
const float b = -0.5f * invSigma * invSigma;
float tot = 0.0f;
-
+ // Compute half kernel values at half pixel steps out from the center.
float t = 0.5f;
for (int i = 0; i < halfKernelSize; ++i) {
float value = expf(t * t * b);
@@ -28,8 +30,11 @@
return tot;
}
+// Create a Gaussian half-kernel (right side) and a summed area table given a sigma and number
+// of discrete steps. The half kernel is normalized to sum to 0.5.
static void make_half_kernel_and_summed_table(float* halfKernel, float* summedHalfKernel,
int halfKernelSize, float sigma) {
+ // The half kernel should sum to 0.5 not 1.0.
const float tot = 2.f * make_unnormalized_half_kernel(halfKernel, halfKernelSize, sigma);
float sum = 0.f;
for (int i = 0; i < halfKernelSize; ++i) {
@@ -39,6 +44,8 @@
}
}
+// Applies the 1D half kernel vertically at points along the x axis to a circle centered at the
+// origin with radius circleR.
void apply_kernel_in_y(float* results, int numSteps, float firstX, float circleR,
int halfKernelSize, const float* summedHalfKernelTable) {
float x = firstX;
@@ -48,7 +55,8 @@
continue;
}
float y = sqrtf(circleR * circleR - x * x);
-
+ // In the column at x we exit the circle at +y and -y
+ // The summed table entry j is actually reflects an offset of j + 0.5.
y -= 0.5f;
int yInt = SkScalarFloorToInt(y);
SkASSERT(yInt >= -1);
@@ -64,6 +72,10 @@
}
}
+// Apply a Gaussian at point (evalX, 0) to a circle centered at the origin with radius circleR.
+// This relies on having a half kernel computed for the Gaussian and a table of applications of
+// the half kernel in y to columns at (evalX - halfKernel, evalX - halfKernel + 1, ..., evalX +
+// halfKernel) passed in as yKernelEvaluations.
static uint8_t eval_at(float evalX, float circleR, const float* halfKernel, int halfKernelSize,
const float* yKernelEvaluations) {
float acc = 0;
@@ -83,18 +95,28 @@
float verticalEval = yKernelEvaluations[i + halfKernelSize];
acc += verticalEval * halfKernel[i];
}
-
+ // Since we applied a half kernel in y we multiply acc by 2 (the circle is symmetric about
+ // the x axis).
return SkUnitScalarClampToByte(2.f * acc);
}
+// This function creates a profile of a blurred circle. It does this by computing a kernel for
+// half the Gaussian and a matching summed area table. The summed area table is used to compute
+// an array of vertical applications of the half kernel to the circle along the x axis. The
+// table of y evaluations has 2 * k + n entries where k is the size of the half kernel and n is
+// the size of the profile being computed. Then for each of the n profile entries we walk out k
+// steps in each horizontal direction multiplying the corresponding y evaluation by the half
+// kernel entry and sum these values to compute the profile entry.
static uint8_t* create_circle_profile(float sigma, float circleR, int profileTextureWidth) {
const int numSteps = profileTextureWidth;
uint8_t* weights = new uint8_t[numSteps];
+ // The full kernel is 6 sigmas wide.
int halfKernelSize = SkScalarCeilToInt(6.0f * sigma);
-
+ // round up to next multiple of 2 and then divide by 2
halfKernelSize = ((halfKernelSize + 1) & ~1) >> 1;
+ // Number of x steps at which to apply kernel in y to cover all the profile samples in x.
int numYSteps = numSteps + 2 * halfKernelSize;
SkAutoTArray<float> bulkAlloc(halfKernelSize + halfKernelSize + numYSteps);
@@ -110,34 +132,36 @@
float evalX = i + 0.5f;
weights[i] = eval_at(evalX, circleR, halfKernel, halfKernelSize, yEvals + i);
}
-
+ // Ensure the tail of the Gaussian goes to zero.
weights[numSteps - 1] = 0;
return weights;
}
static uint8_t* create_half_plane_profile(int profileWidth) {
SkASSERT(!(profileWidth & 0x1));
-
+ // The full kernel is 6 sigmas wide.
float sigma = profileWidth / 6.f;
int halfKernelSize = profileWidth / 2;
SkAutoTArray<float> halfKernel(halfKernelSize);
uint8_t* profile = new uint8_t[profileWidth];
+ // The half kernel should sum to 0.5.
const float tot = 2.f * make_unnormalized_half_kernel(halfKernel.get(), halfKernelSize, sigma);
float sum = 0.f;
-
+ // Populate the profile from the right edge to the middle.
for (int i = 0; i < halfKernelSize; ++i) {
halfKernel[halfKernelSize - i - 1] /= tot;
sum += halfKernel[halfKernelSize - i - 1];
profile[profileWidth - i - 1] = SkUnitScalarClampToByte(sum);
}
-
+ // Populate the profile from the middle to the left edge (by flipping the half kernel and
+ // continuing the summation).
for (int i = 0; i < halfKernelSize; ++i) {
sum += halfKernel[i];
profile[halfKernelSize - i - 1] = SkUnitScalarClampToByte(sum);
}
-
+ // Ensure tail goes to 0.
profile[profileWidth - 1] = 0;
return profile;
}
@@ -146,9 +170,13 @@
const SkRect& circle, float sigma,
float* solidRadius, float* textureRadius) {
float circleR = circle.width() / 2.0f;
-
+ // Profile textures are cached by the ratio of sigma to circle radius and by the size of the
+ // profile texture (binned by powers of 2).
SkScalar sigmaToCircleRRatio = sigma / circleR;
-
+ // When sigma is really small this becomes a equivalent to convolving a Gaussian with a
+ // half-plane. Similarly, in the extreme high ratio cases circle becomes a point WRT to the
+ // Guassian and the profile texture is a just a Gaussian evaluation. However, we haven't yet
+ // implemented this latter optimization.
sigmaToCircleRRatio = SkTMin(sigmaToCircleRRatio, 8.f);
SkFixed sigmaToCircleRRatioFixed;
static const SkScalar kHalfPlaneThreshold = 0.1f;
@@ -159,8 +187,10 @@
*solidRadius = circleR - 3 * sigma;
*textureRadius = 6 * sigma;
} else {
+ // Convert to fixed point for the key.
sigmaToCircleRRatioFixed = SkScalarToFixed(sigmaToCircleRRatio);
-
+ // We shave off some bits to reduce the number of unique entries. We could probably
+ // shave off more than we do.
sigmaToCircleRRatioFixed &= ~0xff;
sigmaToCircleRRatio = SkFixedToScalar(sigmaToCircleRRatioFixed);
sigma = circleR * sigmaToCircleRRatio;
@@ -188,6 +218,7 @@
if (useHalfPlaneApprox) {
profile.reset(create_half_plane_profile(kProfileTextureWidth));
} else {
+ // Rescale params to the size of the texture we're creating.
SkScalar scale = kProfileTextureWidth / *textureRadius;
profile.reset(
create_circle_profile(sigma * scale, circleR * scale, kProfileTextureWidth));
diff --git a/src/gpu/effects/GrEllipseEffect.cpp b/src/gpu/effects/GrEllipseEffect.cpp
index e9443a8..3039145 100644
--- a/src/gpu/effects/GrEllipseEffect.cpp
+++ b/src/gpu/effects/GrEllipseEffect.cpp
@@ -72,7 +72,9 @@
if (radii != prevRadii || center != prevCenter) {
float invRXSqd;
float invRYSqd;
-
+ // If we're using a scale factor to work around precision issues, choose the larger
+ // radius as the scale factor. The inv radii need to be pre-adjusted by the scale
+ // factor.
if (scale.isValid()) {
if (radii.fX > radii.fY) {
invRXSqd = 1.f;
diff --git a/src/gpu/effects/GrSimpleTextureEffect.h b/src/gpu/effects/GrSimpleTextureEffect.h
index 8d3fba1..6e8fa28 100644
--- a/src/gpu/effects/GrSimpleTextureEffect.h
+++ b/src/gpu/effects/GrSimpleTextureEffect.h
@@ -30,6 +30,7 @@
GrSamplerState::Filter::kNearest)));
}
+ /* clamp mode */
static std::unique_ptr<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> proxy,
sk_sp<GrColorSpaceXform>
colorSpaceXform,
diff --git a/src/sksl/SkSLCFGGenerator.cpp b/src/sksl/SkSLCFGGenerator.cpp
index e8964db..5fd4229 100644
--- a/src/sksl/SkSLCFGGenerator.cpp
+++ b/src/sksl/SkSLCFGGenerator.cpp
@@ -319,7 +319,7 @@
break;
}
default:
- this->addExpression(cfg, &b->fLeft, !Token::IsAssignment(b->fOperator));
+ this->addExpression(cfg, &b->fLeft, !Compiler::IsAssignment(b->fOperator));
this->addExpression(cfg, &b->fRight, constantPropagate);
cfg.fBlocks[cfg.fCurrent].fNodes.push_back({
BasicBlock::Node::kExpression_Kind,
diff --git a/src/sksl/SkSLCPPCodeGenerator.cpp b/src/sksl/SkSLCPPCodeGenerator.cpp
index 17bcf0d..e84954e 100644
--- a/src/sksl/SkSLCPPCodeGenerator.cpp
+++ b/src/sksl/SkSLCPPCodeGenerator.cpp
@@ -14,7 +14,7 @@
static bool needs_uniform_var(const Variable& var) {
return (var.fModifiers.fFlags & Modifiers::kUniform_Flag) &&
- strcmp(var.fType.fName.c_str(), "colorSpaceXform");
+ var.fType.fName != "colorSpaceXform";
}
CPPCodeGenerator::CPPCodeGenerator(const Context* context, const Program* program,
@@ -58,7 +58,7 @@
if (type.kind() == Type::kStruct_Kind) {
INHERITED::writeType(type);
} else {
- this->write(type.name());
+ this->write(type.fName);
}
}
void CPPCodeGenerator::writeBinaryExpression(const BinaryExpression& b,
@@ -87,7 +87,7 @@
if (SK_TRANSFORMEDCOORDS2D_BUILTIN == builtin) {
this->write("%s");
if (i.fIndex->fKind != Expression::kIntLiteral_Kind) {
- fErrors.error(i.fIndex->fPosition,
+ fErrors.error(i.fIndex->fOffset,
"index into sk_TransformedCoords2D must be an integer literal");
return;
}
@@ -104,7 +104,7 @@
} else if (SK_TEXTURESAMPLERS_BUILTIN == builtin) {
this->write("%s");
if (i.fIndex->fKind != Expression::kIntLiteral_Kind) {
- fErrors.error(i.fIndex->fPosition,
+ fErrors.error(i.fIndex->fOffset,
"index into sk_TextureSamplers must be an integer literal");
return;
}
@@ -118,16 +118,15 @@
}
static const char* default_value(const Type& type) {
- const char* name = type.name().c_str();
- if (!strcmp(name, "float")) {
+ if (type.fName == "float") {
return "0.0";
- } else if (!strcmp(name, "float2")) {
+ } else if (type.fName == "float2") {
return "float2(0.0)";
- } else if (!strcmp(name, "float3")) {
+ } else if (type.fName == "float3") {
return "float30.0)";
- } else if (!strcmp(name, "float4")) {
+ } else if (type.fName == "float4") {
return "float4(0.0)";
- } else if (!strcmp(name, "floatt4x4") || !strcmp(name, "colorSpaceXform")) {
+ } else if (type.fName == "floatt4x4" || type.fName == "colorSpaceXform") {
return "float4x4(1.0)";
}
ABORT("unsupported default_value type\n");
@@ -155,7 +154,8 @@
fFormatArgs.push_back(cppCode + ".fX");
fFormatArgs.push_back(cppCode + ".fY");
} else {
- printf("%s\n", type.name().c_str());
+ this->write(type.fName);
+ this->write("\n");
ABORT("unsupported runtime value type\n");
}
}
@@ -227,11 +227,11 @@
}
fFormatArgs.push_back(code);
} else if (SectionAndParameterHelper::IsParameter(ref.fVariable)) {
- const char* name = ref.fVariable.fName.c_str();
+ String name(ref.fVariable.fName);
this->writeRuntimeValue(ref.fVariable.fType,
- String::printf("_outer.%s()", name).c_str());
+ String::printf("_outer.%s()", name.c_str()).c_str());
} else {
- this->write(ref.fVariable.fName.c_str());
+ this->write(ref.fVariable.fName);
}
}
}
@@ -358,14 +358,16 @@
var.fType == *fContext.fColorSpaceXform_Type) {
type = "kMat44f_GrSLType";
} else {
- ABORT("unsupported uniform type: %s %s;\n", var.fType.name().c_str(), var.fName.c_str());
+ ABORT("unsupported uniform type: %s %s;\n", String(var.fType.fName).c_str(),
+ String(var.fName).c_str());
}
if (var.fModifiers.fLayout.fWhen.size()) {
this->writef(" if (%s) {\n ", var.fModifiers.fLayout.fWhen.c_str());
}
- const char* name = var.fName.c_str();
+ String name(var.fName);
this->writef(" %sVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, %s, "
- "%s, \"%s\");\n", HCodeGenerator::FieldName(name).c_str(), type, precision, name);
+ "%s, \"%s\");\n", HCodeGenerator::FieldName(name.c_str()).c_str(), type, precision,
+ name.c_str());
if (var.fModifiers.fLayout.fWhen.size()) {
this->write(" }\n");
}
@@ -380,7 +382,7 @@
if (is_private(*decl.fVar)) {
this->writef("%s %s;\n",
HCodeGenerator::FieldType(decl.fVar->fType).c_str(),
- decl.fVar->fName.c_str());
+ String(decl.fVar->fName).c_str());
}
}
}
@@ -395,7 +397,7 @@
VarDeclaration& decl = (VarDeclaration&) *raw;
if (is_private(*decl.fVar) && decl.fValue) {
this->writef("%s = %s;\n",
- decl.fVar->fName.c_str(),
+ String(decl.fVar->fName).c_str(),
decl.fValue->description().c_str());
}
}
@@ -414,12 +416,12 @@
this->addUniform(*u);
if (u->fType == *fContext.fColorSpaceXform_Type) {
if (fNeedColorSpaceHelper) {
- fErrors.error(u->fPosition, "only a single ColorSpaceXform is supported");
+ fErrors.error(u->fOffset, "only a single ColorSpaceXform is supported");
}
fNeedColorSpaceHelper = true;
this->writef(" fColorSpaceHelper.emitCode(args.fUniformHandler, "
"_outer.%s().get());\n",
- u->fName.c_str());
+ String(u->fName).c_str());
}
}
this->writeSection(EMIT_CODE_SECTION);
@@ -453,7 +455,8 @@
wroteProcessor = true;
this->writef(" {\n");
}
- const char* name = u->fName.c_str();
+ String nameString(u->fName);
+ const char* name = nameString.c_str();
if (u->fType == *fContext.fFloat4_Type) {
this->writef(" const SkRect %sValue = _outer.%s();\n"
" %s.set4fv(%sVar, 1, (float*) &%sValue);\n",
@@ -485,13 +488,13 @@
const VarDeclarations* decls = (const VarDeclarations*) p.get();
for (const auto& raw : decls->fVars) {
VarDeclaration& decl = (VarDeclaration&) *raw;
+ String nameString(decl.fVar->fName);
+ const char* name = nameString.c_str();
if (needs_uniform_var(*decl.fVar)) {
- const char* name = decl.fVar->fName.c_str();
this->writef(" UniformHandle& %s = %sVar;\n"
" (void) %s;\n",
name, HCodeGenerator::FieldName(name).c_str(), name);
} else if (SectionAndParameterHelper::IsParameter(*decl.fVar)) {
- const char* name = decl.fVar->fName.c_str();
if (!wroteProcessor) {
this->writef(" const %s& _outer = _proc.cast<%s>();\n", fullName,
fullName);
@@ -512,14 +515,14 @@
void CPPCodeGenerator::writeClone() {
if (!this->writeSection(CLONE_SECTION)) {
if (fSectionAndParameterHelper.getSection(FIELDS_SECTION)) {
- fErrors.error(Position(1, 1), "fragment processors with custom @fields must also have "
- "a custom @clone");
+ fErrors.error(0, "fragment processors with custom @fields must also have a custom"
+ "@clone");
}
this->writef("%s::%s(const %s& src)\n"
": INHERITED(src.optimizationFlags())", fFullName.c_str(), fFullName.c_str(),
fFullName.c_str());
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- String fieldName = HCodeGenerator::FieldName(param->fName.c_str());
+ String fieldName = HCodeGenerator::FieldName(String(param->fName).c_str());
this->writef("\n, %s(%s)",
fieldName.c_str(),
("src." + fieldName).c_str());
@@ -535,7 +538,7 @@
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
if (param->fType.kind() == Type::kSampler_Kind) {
this->writef(" this->addTextureSampler(&%s);\n",
- HCodeGenerator::FieldName(param->fName.c_str()).c_str());
+ HCodeGenerator::FieldName(String(param->fName).c_str()).c_str());
}
}
for (const Section* s : fSectionAndParameterHelper.getSections(COORD_TRANSFORM_SECTION)) {
@@ -572,7 +575,8 @@
"GrProcessorKeyBuilder* b) const {\n",
fFullName.c_str());
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- const char* name = param->fName.c_str();
+ String nameString(param->fName);
+ const char* name = nameString.c_str();
if (param->fType == *fContext.fColorSpaceXform_Type) {
this->writef(" b->add32(GrColorSpaceXform::XformKey(%s.get()));\n",
HCodeGenerator::FieldName(name).c_str());
@@ -580,7 +584,7 @@
}
if (param->fModifiers.fLayout.fKey != Layout::kNo_Key &&
(param->fModifiers.fFlags & Modifiers::kUniform_Flag)) {
- fErrors.error(param->fPosition,
+ fErrors.error(param->fOffset,
"layout(key) may not be specified on uniforms");
}
switch (param->fModifiers.fLayout.fKey) {
@@ -608,7 +612,7 @@
break;
case Layout::kIdentity_Key:
if (param->fType.kind() != Type::kMatrix_Kind) {
- fErrors.error(param->fPosition,
+ fErrors.error(param->fOffset,
"layout(key=identity) requires matrix type");
}
this->writef(" b->add32(%s.isIdentity() ? 1 : 0);\n",
@@ -656,15 +660,15 @@
this->writeSetData(uniforms);
this->writePrivateVars();
for (const auto& u : uniforms) {
- const char* name = u->fName.c_str();
if (needs_uniform_var(*u) && !(u->fModifiers.fFlags & Modifiers::kIn_Flag)) {
- this->writef(" UniformHandle %sVar;\n", HCodeGenerator::FieldName(name).c_str());
+ this->writef(" UniformHandle %sVar;\n",
+ HCodeGenerator::FieldName(String(u->fName).c_str()).c_str());
}
}
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- const char* name = param->fName.c_str();
if (needs_uniform_var(*param)) {
- this->writef(" UniformHandle %sVar;\n", HCodeGenerator::FieldName(name).c_str());
+ this->writef(" UniformHandle %sVar;\n",
+ HCodeGenerator::FieldName(String(param->fName).c_str()).c_str());
}
}
if (fNeedColorSpaceHelper) {
@@ -681,7 +685,8 @@
" (void) that;\n",
fullName, fullName, fullName);
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- const char* name = param->fName.c_str();
+ String nameString(param->fName);
+ const char* name = nameString.c_str();
this->writef(" if (%s != that.%s) return false;\n",
HCodeGenerator::FieldName(name).c_str(),
HCodeGenerator::FieldName(name).c_str());
diff --git a/src/sksl/SkSLCompiler.cpp b/src/sksl/SkSLCompiler.cpp
index 4ea956c..638e4d6 100644
--- a/src/sksl/SkSLCompiler.cpp
+++ b/src/sksl/SkSLCompiler.cpp
@@ -51,7 +51,6 @@
#include "sksl_fp.include"
;
-
namespace SkSL {
Compiler::Compiler(Flags flags)
@@ -187,20 +186,23 @@
ADD_TYPE(GSamplerCubeArrayShadow);
ADD_TYPE(ColorSpaceXform);
- String skCapsName("sk_Caps");
- Variable* skCaps = new Variable(Position(), Modifiers(), skCapsName,
+ StringFragment skCapsName("sk_Caps");
+ Variable* skCaps = new Variable(-1, Modifiers(), skCapsName,
*fContext.fSkCaps_Type, Variable::kGlobal_Storage);
fIRGenerator->fSymbolTable->add(skCapsName, std::unique_ptr<Symbol>(skCaps));
- String skArgsName("sk_Args");
- Variable* skArgs = new Variable(Position(), Modifiers(), skArgsName,
+ StringFragment skArgsName("sk_Args");
+ Variable* skArgs = new Variable(-1, Modifiers(), skArgsName,
*fContext.fSkArgs_Type, Variable::kGlobal_Storage);
fIRGenerator->fSymbolTable->add(skArgsName, std::unique_ptr<Symbol>(skArgs));
Modifiers::Flag ignored1;
std::vector<std::unique_ptr<ProgramElement>> ignored2;
- fIRGenerator->convertProgram(String(SKSL_INCLUDE), *fTypes, &ignored1, &ignored2);
+ fIRGenerator->convertProgram(SKSL_INCLUDE, strlen(SKSL_INCLUDE), *fTypes, &ignored1, &ignored2);
fIRGenerator->fSymbolTable->markAllFunctionsBuiltin();
+ if (fErrorCount) {
+ printf("Unexpected errors: %s\n", fErrorText.c_str());
+ }
ASSERT(!fErrorCount);
}
@@ -260,7 +262,7 @@
BinaryExpression* b = (BinaryExpression*) expr;
if (b->fOperator == Token::EQ) {
this->addDefinition(b->fLeft.get(), &b->fRight, definitions);
- } else if (Token::IsAssignment(b->fOperator)) {
+ } else if (Compiler::IsAssignment(b->fOperator)) {
this->addDefinition(
b->fLeft.get(),
(std::unique_ptr<Expression>*) &fContext.fDefined_Expression,
@@ -401,7 +403,7 @@
* to a dead target and lack of side effects on the left hand side.
*/
static bool dead_assignment(const BinaryExpression& b) {
- if (!Token::IsAssignment(b.fOperator)) {
+ if (!Compiler::IsAssignment(b.fOperator)) {
return false;
}
return is_dead(*b.fLeft);
@@ -540,7 +542,7 @@
static std::unique_ptr<Expression> construct(const Type& type, std::unique_ptr<Expression> v) {
std::vector<std::unique_ptr<Expression>> args;
args.push_back(std::move(v));
- auto result = std::unique_ptr<Expression>(new Constructor(Position(), type, std::move(args)));
+ auto result = std::unique_ptr<Expression>(new Constructor(-1, type, std::move(args)));
return result;
}
@@ -642,7 +644,7 @@
if (var.fStorage == Variable::kLocal_Storage && !definitions[&var] &&
(*undefinedVariables).find(&var) == (*undefinedVariables).end()) {
(*undefinedVariables).insert(&var);
- this->error(expr->fPosition,
+ this->error(expr->fOffset,
"'" + var.fName + "' has not been assigned");
}
break;
@@ -877,7 +879,7 @@
for (const auto& s : statementPtrs) {
statements.push_back(std::move(*s));
}
- return std::unique_ptr<Statement>(new Block(Position(), std::move(statements), s->fSymbols));
+ return std::unique_ptr<Statement>(new Block(-1, std::move(statements), s->fSymbols));
}
void Compiler::simplifyStatement(DefinitionMap& definitions,
@@ -964,7 +966,7 @@
break;
} else {
if (s.fIsStatic && !(fFlags & kPermitInvalidStaticTests_Flag)) {
- this->error(s.fPosition,
+ this->error(s.fOffset,
"static switch contains non-static conditional break");
s.fIsStatic = false;
}
@@ -980,7 +982,7 @@
(*iter)->setStatement(std::move(newBlock));
} else {
if (s.fIsStatic && !(fFlags & kPermitInvalidStaticTests_Flag)) {
- this->error(s.fPosition,
+ this->error(s.fOffset,
"static switch contains non-static conditional break");
s.fIsStatic = false;
}
@@ -1022,16 +1024,16 @@
for (size_t i = 0; i < cfg.fBlocks.size(); i++) {
if (i != cfg.fStart && !cfg.fBlocks[i].fEntrances.size() &&
cfg.fBlocks[i].fNodes.size()) {
- Position p;
+ int offset;
switch (cfg.fBlocks[i].fNodes[0].fKind) {
case BasicBlock::Node::kStatement_Kind:
- p = (*cfg.fBlocks[i].fNodes[0].statement())->fPosition;
+ offset = (*cfg.fBlocks[i].fNodes[0].statement())->fOffset;
break;
case BasicBlock::Node::kExpression_Kind:
- p = (*cfg.fBlocks[i].fNodes[0].expression())->fPosition;
+ offset = (*cfg.fBlocks[i].fNodes[0].expression())->fOffset;
break;
}
- this->error(p, String("unreachable"));
+ this->error(offset, String("unreachable"));
}
}
if (fErrorCount) {
@@ -1081,14 +1083,14 @@
case Statement::kIf_Kind:
if (((const IfStatement&) s).fIsStatic &&
!(fFlags & kPermitInvalidStaticTests_Flag)) {
- this->error(s.fPosition, "static if has non-static test");
+ this->error(s.fOffset, "static if has non-static test");
}
++iter;
break;
case Statement::kSwitch_Kind:
if (((const SwitchStatement&) s).fIsStatic &&
!(fFlags & kPermitInvalidStaticTests_Flag)) {
- this->error(s.fPosition, "static switch has non-static test");
+ this->error(s.fOffset, "static switch has non-static test");
}
++iter;
break;
@@ -1121,7 +1123,7 @@
// check for missing return
if (f.fDeclaration.fReturnType != *fContext.fVoid_Type) {
if (cfg.fBlocks[cfg.fExit].fEntrances.size()) {
- this->error(f.fPosition, String("function can exit without returning a value"));
+ this->error(f.fOffset, String("function can exit without returning a value"));
}
}
}
@@ -1135,21 +1137,28 @@
Modifiers::Flag ignored;
switch (kind) {
case Program::kVertex_Kind:
- fIRGenerator->convertProgram(String(SKSL_VERT_INCLUDE), *fTypes, &ignored, &elements);
+ fIRGenerator->convertProgram(SKSL_VERT_INCLUDE, strlen(SKSL_VERT_INCLUDE), *fTypes,
+ &ignored, &elements);
break;
case Program::kFragment_Kind:
- fIRGenerator->convertProgram(String(SKSL_FRAG_INCLUDE), *fTypes, &ignored, &elements);
+ fIRGenerator->convertProgram(SKSL_FRAG_INCLUDE, strlen(SKSL_FRAG_INCLUDE), *fTypes,
+ &ignored, &elements);
break;
case Program::kGeometry_Kind:
- fIRGenerator->convertProgram(String(SKSL_GEOM_INCLUDE), *fTypes, &ignored, &elements);
+ fIRGenerator->convertProgram(SKSL_GEOM_INCLUDE, strlen(SKSL_GEOM_INCLUDE), *fTypes,
+ &ignored, &elements);
break;
case Program::kFragmentProcessor_Kind:
- fIRGenerator->convertProgram(String(SKSL_FP_INCLUDE), *fTypes, &ignored, &elements);
+ fIRGenerator->convertProgram(SKSL_FP_INCLUDE, strlen(SKSL_FP_INCLUDE), *fTypes,
+ &ignored, &elements);
break;
}
fIRGenerator->fSymbolTable->markAllFunctionsBuiltin();
Modifiers::Flag defaultPrecision;
- fIRGenerator->convertProgram(text, *fTypes, &defaultPrecision, &elements);
+ std::unique_ptr<String> textPtr(new String(std::move(text)));
+ fSource = textPtr.get();
+ fIRGenerator->convertProgram(textPtr->c_str(), textPtr->size(), *fTypes, &defaultPrecision,
+ &elements);
if (!fErrorCount) {
for (auto& element : elements) {
if (element->fKind == ProgramElement::kFunction_Kind) {
@@ -1157,11 +1166,13 @@
}
}
}
- auto result = std::unique_ptr<Program>(new Program(kind, settings, defaultPrecision, &fContext,
+ auto result = std::unique_ptr<Program>(new Program(kind, std::move(textPtr), settings,
+ defaultPrecision, &fContext,
std::move(elements),
fIRGenerator->fSymbolTable,
fIRGenerator->fInputs));
fIRGenerator->finish();
+ fSource = nullptr;
this->writeErrorCount();
if (fErrorCount) {
return nullptr;
@@ -1172,8 +1183,10 @@
bool Compiler::toSPIRV(const Program& program, OutputStream& out) {
#ifdef SK_ENABLE_SPIRV_VALIDATION
StringStream buffer;
+ fSource = program.fSource.get();
SPIRVCodeGenerator cg(&fContext, &program, this, &buffer);
bool result = cg.generateCode();
+ fSource = nullptr;
if (result) {
spvtools::SpirvTools tools(SPV_ENV_VULKAN_1_0);
const String& data = buffer.str();
@@ -1188,8 +1201,10 @@
out.write(data.c_str(), data.size());
}
#else
+ fSource = program.fSource.get();
SPIRVCodeGenerator cg(&fContext, &program, this, &out);
bool result = cg.generateCode();
+ fSource = nullptr;
#endif
this->writeErrorCount();
return result;
@@ -1205,8 +1220,10 @@
}
bool Compiler::toGLSL(const Program& program, OutputStream& out) {
+ fSource = program.fSource.get();
GLSLCodeGenerator cg(&fContext, &program, this, &out);
bool result = cg.generateCode();
+ fSource = nullptr;
this->writeErrorCount();
return result;
}
@@ -1221,22 +1238,111 @@
}
bool Compiler::toCPP(const Program& program, String name, OutputStream& out) {
+ fSource = program.fSource.get();
CPPCodeGenerator cg(&fContext, &program, this, name, &out);
bool result = cg.generateCode();
+ fSource = nullptr;
this->writeErrorCount();
return result;
}
bool Compiler::toH(const Program& program, String name, OutputStream& out) {
+ fSource = program.fSource.get();
HCodeGenerator cg(&program, this, name, &out);
bool result = cg.generateCode();
+ fSource = nullptr;
this->writeErrorCount();
return result;
}
-void Compiler::error(Position position, String msg) {
+const char* Compiler::OperatorName(Token::Kind kind) {
+ switch (kind) {
+ case Token::PLUS: return "+";
+ case Token::MINUS: return "-";
+ case Token::STAR: return "*";
+ case Token::SLASH: return "/";
+ case Token::PERCENT: return "%";
+ case Token::SHL: return "<<";
+ case Token::SHR: return ">>";
+ case Token::LOGICALNOT: return "!";
+ case Token::LOGICALAND: return "&&";
+ case Token::LOGICALOR: return "||";
+ case Token::LOGICALXOR: return "^^";
+ case Token::BITWISENOT: return "~";
+ case Token::BITWISEAND: return "&";
+ case Token::BITWISEOR: return "|";
+ case Token::BITWISEXOR: return "^";
+ case Token::EQ: return "=";
+ case Token::EQEQ: return "==";
+ case Token::NEQ: return "!=";
+ case Token::LT: return "<";
+ case Token::GT: return ">";
+ case Token::LTEQ: return "<=";
+ case Token::GTEQ: return ">=";
+ case Token::PLUSEQ: return "+=";
+ case Token::MINUSEQ: return "-=";
+ case Token::STAREQ: return "*=";
+ case Token::SLASHEQ: return "/=";
+ case Token::PERCENTEQ: return "%=";
+ case Token::SHLEQ: return "<<=";
+ case Token::SHREQ: return ">>=";
+ case Token::LOGICALANDEQ: return "&&=";
+ case Token::LOGICALOREQ: return "||=";
+ case Token::LOGICALXOREQ: return "^^=";
+ case Token::BITWISEANDEQ: return "&=";
+ case Token::BITWISEOREQ: return "|=";
+ case Token::BITWISEXOREQ: return "^=";
+ case Token::PLUSPLUS: return "++";
+ case Token::MINUSMINUS: return "--";
+ case Token::COMMA: return ",";
+ default:
+ ABORT("unsupported operator: %d\n", kind);
+ }
+}
+
+
+bool Compiler::IsAssignment(Token::Kind op) {
+ switch (op) {
+ case Token::EQ: // fall through
+ case Token::PLUSEQ: // fall through
+ case Token::MINUSEQ: // fall through
+ case Token::STAREQ: // fall through
+ case Token::SLASHEQ: // fall through
+ case Token::PERCENTEQ: // fall through
+ case Token::SHLEQ: // fall through
+ case Token::SHREQ: // fall through
+ case Token::BITWISEOREQ: // fall through
+ case Token::BITWISEXOREQ: // fall through
+ case Token::BITWISEANDEQ: // fall through
+ case Token::LOGICALOREQ: // fall through
+ case Token::LOGICALXOREQ: // fall through
+ case Token::LOGICALANDEQ:
+ return true;
+ default:
+ return false;
+ }
+}
+
+Position Compiler::position(int offset) {
+ ASSERT(fSource);
+ int line = 1;
+ int column = 1;
+ for (int i = 0; i < offset; i++) {
+ if ((*fSource)[i] == '\n') {
+ ++line;
+ column = 1;
+ }
+ else {
+ ++column;
+ }
+ }
+ return Position(line, column);
+}
+
+void Compiler::error(int offset, String msg) {
fErrorCount++;
- fErrorText += "error: " + position.description() + ": " + msg.c_str() + "\n";
+ Position pos = this->position(offset);
+ fErrorText += "error: " + to_string(pos.fLine) + ": " + msg.c_str() + "\n";
}
String Compiler::errorText() {
diff --git a/src/sksl/SkSLCompiler.h b/src/sksl/SkSLCompiler.h
index 38f63e5..894ac41 100644
--- a/src/sksl/SkSLCompiler.h
+++ b/src/sksl/SkSLCompiler.h
@@ -16,7 +16,6 @@
#include "SkSLCFGGenerator.h"
#include "SkSLContext.h"
#include "SkSLErrorReporter.h"
-#include "SkSLIRGenerator.h"
#define SK_FRAGCOLOR_BUILTIN 10001
#define SK_IN_BUILTIN 10002
@@ -70,7 +69,7 @@
bool toH(const Program& program, String name, OutputStream& out);
- void error(Position position, String msg) override;
+ void error(int offset, String msg) override;
String errorText();
@@ -80,6 +79,10 @@
return fErrorCount;
}
+ static const char* OperatorName(Token::Kind token);
+
+ static bool IsAssignment(Token::Kind token);
+
private:
void addDefinition(const Expression* lvalue, std::unique_ptr<Expression>* expr,
DefinitionMap* definitions);
@@ -114,11 +117,14 @@
void scanCFG(FunctionDefinition& f);
+ Position position(int offset);
+
std::shared_ptr<SymbolTable> fTypes;
IRGenerator* fIRGenerator;
String fSkiaVertText; // FIXME store parsed version instead
int fFlags;
+ const String* fSource;
Context fContext;
int fErrorCount;
String fErrorText;
diff --git a/src/sksl/SkSLContext.h b/src/sksl/SkSLContext.h
index b132cec..e421695 100644
--- a/src/sksl/SkSLContext.h
+++ b/src/sksl/SkSLContext.h
@@ -19,172 +19,172 @@
class Context {
public:
Context()
- : fInvalid_Type(new Type(String("<INVALID>")))
- , fVoid_Type(new Type(String("void")))
- , fDouble_Type(new Type(String("double"), Type::kFloat_NumberKind))
- , fDouble2_Type(new Type(String("double2"), *fDouble_Type, 2))
- , fDouble3_Type(new Type(String("double3"), *fDouble_Type, 3))
- , fDouble4_Type(new Type(String("double4"), *fDouble_Type, 4))
- , fFloat_Type(new Type(String("float"), Type::kFloat_NumberKind))
- , fFloat2_Type(new Type(String("float2"), *fFloat_Type, 2))
- , fFloat3_Type(new Type(String("float3"), *fFloat_Type, 3))
- , fFloat4_Type(new Type(String("float4"), *fFloat_Type, 4))
- , fHalf_Type(new Type(String("half"), Type::kFloat_NumberKind))
- , fHalf2_Type(new Type(String("half2"), *fHalf_Type, 2))
- , fHalf3_Type(new Type(String("half3"), *fHalf_Type, 3))
- , fHalf4_Type(new Type(String("half4"), *fHalf_Type, 4))
- , fUInt_Type(new Type(String("uint"), Type::kUnsigned_NumberKind))
- , fUInt2_Type(new Type(String("uint2"), *fUInt_Type, 2))
- , fUInt3_Type(new Type(String("uint3"), *fUInt_Type, 3))
- , fUInt4_Type(new Type(String("uint4"), *fUInt_Type, 4))
- , fInt_Type(new Type(String("int"), Type::kSigned_NumberKind))
- , fInt2_Type(new Type(String("int2"), *fInt_Type, 2))
- , fInt3_Type(new Type(String("int3"), *fInt_Type, 3))
- , fInt4_Type(new Type(String("int4"), *fInt_Type, 4))
- , fUShort_Type(new Type(String("ushort"), Type::kUnsigned_NumberKind))
- , fUShort2_Type(new Type(String("ushort2"), *fUShort_Type, 2))
- , fUShort3_Type(new Type(String("ushort3"), *fUShort_Type, 3))
- , fUShort4_Type(new Type(String("ushort4"), *fUShort_Type, 4))
- , fShort_Type(new Type(String("short"), Type::kSigned_NumberKind))
- , fShort2_Type(new Type(String("short2"), *fShort_Type, 2))
- , fShort3_Type(new Type(String("short3"), *fShort_Type, 3))
- , fShort4_Type(new Type(String("short4"), *fShort_Type, 4))
- , fBool_Type(new Type(String("bool"), Type::kNonnumeric_NumberKind))
- , fBool2_Type(new Type(String("bool2"), *fBool_Type, 2))
- , fBool3_Type(new Type(String("bool3"), *fBool_Type, 3))
- , fBool4_Type(new Type(String("bool4"), *fBool_Type, 4))
- , fFloat2x2_Type(new Type(String("float2x2"), *fFloat_Type, 2, 2))
- , fFloat2x3_Type(new Type(String("float2x3"), *fFloat_Type, 2, 3))
- , fFloat2x4_Type(new Type(String("float2x4"), *fFloat_Type, 2, 4))
- , fFloat3x2_Type(new Type(String("float3x2"), *fFloat_Type, 3, 2))
- , fFloat3x3_Type(new Type(String("float3x3"), *fFloat_Type, 3, 3))
- , fFloat3x4_Type(new Type(String("float3x4"), *fFloat_Type, 3, 4))
- , fFloat4x2_Type(new Type(String("float4x2"), *fFloat_Type, 4, 2))
- , fFloat4x3_Type(new Type(String("float4x3"), *fFloat_Type, 4, 3))
- , fFloat4x4_Type(new Type(String("float4x4"), *fFloat_Type, 4, 4))
- , fHalf2x2_Type(new Type(String("half2x2"), *fHalf_Type, 2, 2))
- , fHalf2x3_Type(new Type(String("half2x3"), *fHalf_Type, 2, 3))
- , fHalf2x4_Type(new Type(String("half2x4"), *fHalf_Type, 2, 4))
- , fHalf3x2_Type(new Type(String("half3x2"), *fHalf_Type, 3, 2))
- , fHalf3x3_Type(new Type(String("half3x3"), *fHalf_Type, 3, 3))
- , fHalf3x4_Type(new Type(String("half3x4"), *fHalf_Type, 3, 4))
- , fHalf4x2_Type(new Type(String("half4x2"), *fHalf_Type, 4, 2))
- , fHalf4x3_Type(new Type(String("half4x3"), *fHalf_Type, 4, 3))
- , fHalf4x4_Type(new Type(String("half4x4"), *fHalf_Type, 4, 4))
- , fDouble2x2_Type(new Type(String("double2x2"), *fDouble_Type, 2, 2))
- , fDouble2x3_Type(new Type(String("double2x3"), *fDouble_Type, 2, 3))
- , fDouble2x4_Type(new Type(String("double2x4"), *fDouble_Type, 2, 4))
- , fDouble3x2_Type(new Type(String("double3x2"), *fDouble_Type, 3, 2))
- , fDouble3x3_Type(new Type(String("double3x3"), *fDouble_Type, 3, 3))
- , fDouble3x4_Type(new Type(String("double3x4"), *fDouble_Type, 3, 4))
- , fDouble4x2_Type(new Type(String("double4x2"), *fDouble_Type, 4, 2))
- , fDouble4x3_Type(new Type(String("double4x3"), *fDouble_Type, 4, 3))
- , fDouble4x4_Type(new Type(String("double4x4"), *fDouble_Type, 4, 4))
- , fSampler1D_Type(new Type(String("sampler1D"), SpvDim1D, false, false, false, true))
- , fSampler2D_Type(new Type(String("sampler2D"), SpvDim2D, false, false, false, true))
- , fSampler3D_Type(new Type(String("sampler3D"), SpvDim3D, false, false, false, true))
- , fSamplerExternalOES_Type(new Type(String("samplerExternalOES"), SpvDim2D, false, false,
+ : fInvalid_Type(new Type("<INVALID>"))
+ , fVoid_Type(new Type("void"))
+ , fDouble_Type(new Type("double", Type::kFloat_NumberKind))
+ , fDouble2_Type(new Type("double2", *fDouble_Type, 2))
+ , fDouble3_Type(new Type("double3", *fDouble_Type, 3))
+ , fDouble4_Type(new Type("double4", *fDouble_Type, 4))
+ , fFloat_Type(new Type("float", Type::kFloat_NumberKind))
+ , fFloat2_Type(new Type("float2", *fFloat_Type, 2))
+ , fFloat3_Type(new Type("float3", *fFloat_Type, 3))
+ , fFloat4_Type(new Type("float4", *fFloat_Type, 4))
+ , fHalf_Type(new Type("half", Type::kFloat_NumberKind))
+ , fHalf2_Type(new Type("half2", *fHalf_Type, 2))
+ , fHalf3_Type(new Type("half3", *fHalf_Type, 3))
+ , fHalf4_Type(new Type("half4", *fHalf_Type, 4))
+ , fUInt_Type(new Type("uint", Type::kUnsigned_NumberKind))
+ , fUInt2_Type(new Type("uint2", *fUInt_Type, 2))
+ , fUInt3_Type(new Type("uint3", *fUInt_Type, 3))
+ , fUInt4_Type(new Type("uint4", *fUInt_Type, 4))
+ , fInt_Type(new Type("int", Type::kSigned_NumberKind))
+ , fInt2_Type(new Type("int2", *fInt_Type, 2))
+ , fInt3_Type(new Type("int3", *fInt_Type, 3))
+ , fInt4_Type(new Type("int4", *fInt_Type, 4))
+ , fUShort_Type(new Type("ushort", Type::kUnsigned_NumberKind))
+ , fUShort2_Type(new Type("ushort2", *fUShort_Type, 2))
+ , fUShort3_Type(new Type("ushort3", *fUShort_Type, 3))
+ , fUShort4_Type(new Type("ushort4", *fUShort_Type, 4))
+ , fShort_Type(new Type("short", Type::kSigned_NumberKind))
+ , fShort2_Type(new Type("short2", *fShort_Type, 2))
+ , fShort3_Type(new Type("short3", *fShort_Type, 3))
+ , fShort4_Type(new Type("short4", *fShort_Type, 4))
+ , fBool_Type(new Type("bool", Type::kNonnumeric_NumberKind))
+ , fBool2_Type(new Type("bool2", *fBool_Type, 2))
+ , fBool3_Type(new Type("bool3", *fBool_Type, 3))
+ , fBool4_Type(new Type("bool4", *fBool_Type, 4))
+ , fFloat2x2_Type(new Type("float2x2", *fFloat_Type, 2, 2))
+ , fFloat2x3_Type(new Type("float2x3", *fFloat_Type, 2, 3))
+ , fFloat2x4_Type(new Type("float2x4", *fFloat_Type, 2, 4))
+ , fFloat3x2_Type(new Type("float3x2", *fFloat_Type, 3, 2))
+ , fFloat3x3_Type(new Type("float3x3", *fFloat_Type, 3, 3))
+ , fFloat3x4_Type(new Type("float3x4", *fFloat_Type, 3, 4))
+ , fFloat4x2_Type(new Type("float4x2", *fFloat_Type, 4, 2))
+ , fFloat4x3_Type(new Type("float4x3", *fFloat_Type, 4, 3))
+ , fFloat4x4_Type(new Type("float4x4", *fFloat_Type, 4, 4))
+ , fHalf2x2_Type(new Type("half2x2", *fHalf_Type, 2, 2))
+ , fHalf2x3_Type(new Type("half2x3", *fHalf_Type, 2, 3))
+ , fHalf2x4_Type(new Type("half2x4", *fHalf_Type, 2, 4))
+ , fHalf3x2_Type(new Type("half3x2", *fHalf_Type, 3, 2))
+ , fHalf3x3_Type(new Type("half3x3", *fHalf_Type, 3, 3))
+ , fHalf3x4_Type(new Type("half3x4", *fHalf_Type, 3, 4))
+ , fHalf4x2_Type(new Type("half4x2", *fHalf_Type, 4, 2))
+ , fHalf4x3_Type(new Type("half4x3", *fHalf_Type, 4, 3))
+ , fHalf4x4_Type(new Type("half4x4", *fHalf_Type, 4, 4))
+ , fDouble2x2_Type(new Type("double2x2", *fDouble_Type, 2, 2))
+ , fDouble2x3_Type(new Type("double2x3", *fDouble_Type, 2, 3))
+ , fDouble2x4_Type(new Type("double2x4", *fDouble_Type, 2, 4))
+ , fDouble3x2_Type(new Type("double3x2", *fDouble_Type, 3, 2))
+ , fDouble3x3_Type(new Type("double3x3", *fDouble_Type, 3, 3))
+ , fDouble3x4_Type(new Type("double3x4", *fDouble_Type, 3, 4))
+ , fDouble4x2_Type(new Type("double4x2", *fDouble_Type, 4, 2))
+ , fDouble4x3_Type(new Type("double4x3", *fDouble_Type, 4, 3))
+ , fDouble4x4_Type(new Type("double4x4", *fDouble_Type, 4, 4))
+ , fSampler1D_Type(new Type("sampler1D", SpvDim1D, false, false, false, true))
+ , fSampler2D_Type(new Type("sampler2D", SpvDim2D, false, false, false, true))
+ , fSampler3D_Type(new Type("sampler3D", SpvDim3D, false, false, false, true))
+ , fSamplerExternalOES_Type(new Type("samplerExternalOES", SpvDim2D, false, false,
false, true))
- , fSamplerCube_Type(new Type(String("samplerCube"), SpvDimCube, false, false, false, true))
- , fSampler2DRect_Type(new Type(String("sampler2DRect"), SpvDimRect, false, false, false, true))
- , fSampler1DArray_Type(new Type(String("sampler1DArray")))
- , fSampler2DArray_Type(new Type(String("sampler2DArray")))
- , fSamplerCubeArray_Type(new Type(String("samplerCubeArray")))
- , fSamplerBuffer_Type(new Type(String("samplerBuffer"), SpvDimBuffer, false, false, false,
+ , fSamplerCube_Type(new Type("samplerCube", SpvDimCube, false, false, false, true))
+ , fSampler2DRect_Type(new Type("sampler2DRect", SpvDimRect, false, false, false, true))
+ , fSampler1DArray_Type(new Type("sampler1DArray"))
+ , fSampler2DArray_Type(new Type("sampler2DArray"))
+ , fSamplerCubeArray_Type(new Type("samplerCubeArray"))
+ , fSamplerBuffer_Type(new Type("samplerBuffer", SpvDimBuffer, false, false, false,
true))
- , fSampler2DMS_Type(new Type(String("sampler2DMS")))
- , fSampler2DMSArray_Type(new Type(String("sampler2DMSArray")))
- , fSampler1DShadow_Type(new Type(String("sampler1DShadow")))
- , fSampler2DShadow_Type(new Type(String("sampler2DShadow")))
- , fSamplerCubeShadow_Type(new Type(String("samplerCubeShadow")))
- , fSampler2DRectShadow_Type(new Type(String("sampler2DRectShadow")))
- , fSampler1DArrayShadow_Type(new Type(String("sampler1DArrayShadow")))
- , fSampler2DArrayShadow_Type(new Type(String("sampler2DArrayShadow")))
- , fSamplerCubeArrayShadow_Type(new Type(String("samplerCubeArrayShadow")))
+ , fSampler2DMS_Type(new Type("sampler2DMS"))
+ , fSampler2DMSArray_Type(new Type("sampler2DMSArray"))
+ , fSampler1DShadow_Type(new Type("sampler1DShadow"))
+ , fSampler2DShadow_Type(new Type("sampler2DShadow"))
+ , fSamplerCubeShadow_Type(new Type("samplerCubeShadow"))
+ , fSampler2DRectShadow_Type(new Type("sampler2DRectShadow"))
+ , fSampler1DArrayShadow_Type(new Type("sampler1DArrayShadow"))
+ , fSampler2DArrayShadow_Type(new Type("sampler2DArrayShadow"))
+ , fSamplerCubeArrayShadow_Type(new Type("samplerCubeArrayShadow"))
// Related to below FIXME, gsampler*s don't currently expand to cover integer case.
- , fISampler2D_Type(new Type(String("isampler2D"), SpvDim2D, false, false, false, true))
+ , fISampler2D_Type(new Type("isampler2D", SpvDim2D, false, false, false, true))
// FIXME express these as "gimage2D" that expand to image2D, iimage2D, and uimage2D.
- , fImage2D_Type(new Type(String("image2D"), SpvDim2D, false, false, false, true))
- , fIImage2D_Type(new Type(String("iimage2D"), SpvDim2D, false, false, false, true))
+ , fImage2D_Type(new Type("image2D", SpvDim2D, false, false, false, true))
+ , fIImage2D_Type(new Type("iimage2D", SpvDim2D, false, false, false, true))
// FIXME express these as "gsubpassInput" that expand to subpassInput, isubpassInput,
// and usubpassInput.
- , fSubpassInput_Type(new Type(String("subpassInput"), SpvDimSubpassData, false, false,
- false, false))
- , fSubpassInputMS_Type(new Type(String("subpassInputMS"), SpvDimSubpassData, false, false,
- true, false))
+ , fSubpassInput_Type(new Type("subpassInput", SpvDimSubpassData, false, false,
+ false, false))
+ , fSubpassInputMS_Type(new Type("subpassInputMS", SpvDimSubpassData, false, false,
+ true, false))
// FIXME figure out what we're supposed to do with the gsampler et al. types)
- , fGSampler1D_Type(new Type(String("$gsampler1D"), static_type(*fSampler1D_Type)))
- , fGSampler2D_Type(new Type(String("$gsampler2D"), static_type(*fSampler2D_Type)))
- , fGSampler3D_Type(new Type(String("$gsampler3D"), static_type(*fSampler3D_Type)))
- , fGSamplerCube_Type(new Type(String("$gsamplerCube"), static_type(*fSamplerCube_Type)))
- , fGSampler2DRect_Type(new Type(String("$gsampler2DRect"), static_type(*fSampler2DRect_Type)))
- , fGSampler1DArray_Type(new Type(String("$gsampler1DArray"),
+ , fGSampler1D_Type(new Type("$gsampler1D", static_type(*fSampler1D_Type)))
+ , fGSampler2D_Type(new Type("$gsampler2D", static_type(*fSampler2D_Type)))
+ , fGSampler3D_Type(new Type("$gsampler3D", static_type(*fSampler3D_Type)))
+ , fGSamplerCube_Type(new Type("$gsamplerCube", static_type(*fSamplerCube_Type)))
+ , fGSampler2DRect_Type(new Type("$gsampler2DRect", static_type(*fSampler2DRect_Type)))
+ , fGSampler1DArray_Type(new Type("$gsampler1DArray",
static_type(*fSampler1DArray_Type)))
- , fGSampler2DArray_Type(new Type(String("$gsampler2DArray"),
+ , fGSampler2DArray_Type(new Type("$gsampler2DArray",
static_type(*fSampler2DArray_Type)))
- , fGSamplerCubeArray_Type(new Type(String("$gsamplerCubeArray"),
+ , fGSamplerCubeArray_Type(new Type("$gsamplerCubeArray",
static_type(*fSamplerCubeArray_Type)))
- , fGSamplerBuffer_Type(new Type(String("$gsamplerBuffer"), static_type(*fSamplerBuffer_Type)))
- , fGSampler2DMS_Type(new Type(String("$gsampler2DMS"), static_type(*fSampler2DMS_Type)))
- , fGSampler2DMSArray_Type(new Type(String("$gsampler2DMSArray"),
+ , fGSamplerBuffer_Type(new Type("$gsamplerBuffer", static_type(*fSamplerBuffer_Type)))
+ , fGSampler2DMS_Type(new Type("$gsampler2DMS", static_type(*fSampler2DMS_Type)))
+ , fGSampler2DMSArray_Type(new Type("$gsampler2DMSArray",
static_type(*fSampler2DMSArray_Type)))
- , fGSampler2DArrayShadow_Type(new Type(String("$gsampler2DArrayShadow"),
+ , fGSampler2DArrayShadow_Type(new Type("$gsampler2DArrayShadow",
static_type(*fSampler2DArrayShadow_Type)))
- , fGSamplerCubeArrayShadow_Type(new Type(String("$gsamplerCubeArrayShadow"),
+ , fGSamplerCubeArrayShadow_Type(new Type("$gsamplerCubeArrayShadow",
static_type(*fSamplerCubeArrayShadow_Type)))
- , fGenType_Type(new Type(String("$genType"), { fFloat_Type.get(), fFloat2_Type.get(),
- fFloat3_Type.get(), fFloat4_Type.get() }))
- , fGenHType_Type(new Type(String("$genHType"), { fHalf_Type.get(), fHalf2_Type.get(),
- fHalf3_Type.get(), fHalf4_Type.get() }))
- , fGenDType_Type(new Type(String("$genDType"), { fDouble_Type.get(), fDouble2_Type.get(),
- fDouble3_Type.get(), fDouble4_Type.get() }))
- , fGenIType_Type(new Type(String("$genIType"), { fInt_Type.get(), fInt2_Type.get(),
- fInt3_Type.get(), fInt4_Type.get() }))
- , fGenUType_Type(new Type(String("$genUType"), { fUInt_Type.get(), fUInt2_Type.get(),
- fUInt3_Type.get(), fUInt4_Type.get() }))
- , fGenBType_Type(new Type(String("$genBType"), { fBool_Type.get(), fBool2_Type.get(),
- fBool3_Type.get(), fBool4_Type.get() }))
- , fMat_Type(new Type(String("$mat"), { fFloat2x2_Type.get(), fFloat2x3_Type.get(),
- fFloat2x4_Type.get(), fFloat3x2_Type.get(),
- fFloat3x3_Type.get(), fFloat3x4_Type.get(),
- fFloat4x2_Type.get(), fFloat4x3_Type.get(),
- fFloat4x4_Type.get(), fHalf2x2_Type.get(),
- fHalf2x3_Type.get(), fHalf2x4_Type.get(),
- fHalf3x2_Type.get(), fHalf3x3_Type.get(),
- fHalf3x4_Type.get(), fHalf4x2_Type.get(),
- fHalf4x3_Type.get(), fHalf4x4_Type.get(),
- fDouble2x2_Type.get(), fDouble2x3_Type.get(),
- fDouble2x4_Type.get(), fDouble3x2_Type.get(),
- fDouble3x3_Type.get(), fDouble3x4_Type.get(),
- fDouble4x2_Type.get(), fDouble4x3_Type.get(),
- fDouble4x4_Type.get() }))
- , fVec_Type(new Type(String("$vec"), { fInvalid_Type.get(), fFloat2_Type.get(),
+ , fGenType_Type(new Type("$genType", { fFloat_Type.get(), fFloat2_Type.get(),
fFloat3_Type.get(), fFloat4_Type.get() }))
- , fGVec_Type(new Type(String("$gvec")))
- , fGVec2_Type(new Type(String("$gfloat2")))
- , fGVec3_Type(new Type(String("$gfloat3")))
- , fGVec4_Type(new Type(String("$gfloat4"), static_type(*fFloat4_Type)))
- , fHVec_Type(new Type(String("$hvec"), { fInvalid_Type.get(), fHalf2_Type.get(),
+ , fGenHType_Type(new Type("$genHType", { fHalf_Type.get(), fHalf2_Type.get(),
fHalf3_Type.get(), fHalf4_Type.get() }))
- , fDVec_Type(new Type(String("$dvec"), { fInvalid_Type.get(), fDouble2_Type.get(),
+ , fGenDType_Type(new Type("$genDType", { fDouble_Type.get(), fDouble2_Type.get(),
fDouble3_Type.get(), fDouble4_Type.get() }))
- , fIVec_Type(new Type(String("$ivec"), { fInvalid_Type.get(), fInt2_Type.get(),
+ , fGenIType_Type(new Type("$genIType", { fInt_Type.get(), fInt2_Type.get(),
fInt3_Type.get(), fInt4_Type.get() }))
- , fUVec_Type(new Type(String("$uvec"), { fInvalid_Type.get(), fUInt2_Type.get(),
+ , fGenUType_Type(new Type("$genUType", { fUInt_Type.get(), fUInt2_Type.get(),
fUInt3_Type.get(), fUInt4_Type.get() }))
- , fSVec_Type(new Type(String("$svec"), { fInvalid_Type.get(), fShort2_Type.get(),
- fShort3_Type.get(), fShort4_Type.get() }))
- , fUSVec_Type(new Type(String("$usvec"), { fInvalid_Type.get(), fUShort2_Type.get(),
- fUShort3_Type.get(), fUShort4_Type.get() }))
- , fBVec_Type(new Type(String("$bvec"), { fInvalid_Type.get(), fBool2_Type.get(),
+ , fGenBType_Type(new Type("$genBType", { fBool_Type.get(), fBool2_Type.get(),
fBool3_Type.get(), fBool4_Type.get() }))
- , fSkCaps_Type(new Type(String("$sk_Caps")))
- , fSkArgs_Type(new Type(String("$sk_Args")))
- , fColorSpaceXform_Type(new Type(String("colorSpaceXform"), *fFloat_Type, 4, 4))
+ , fMat_Type(new Type("$mat", { fFloat2x2_Type.get(), fFloat2x3_Type.get(),
+ fFloat2x4_Type.get(), fFloat3x2_Type.get(),
+ fFloat3x3_Type.get(), fFloat3x4_Type.get(),
+ fFloat4x2_Type.get(), fFloat4x3_Type.get(),
+ fFloat4x4_Type.get(), fHalf2x2_Type.get(),
+ fHalf2x3_Type.get(), fHalf2x4_Type.get(),
+ fHalf3x2_Type.get(), fHalf3x3_Type.get(),
+ fHalf3x4_Type.get(), fHalf4x2_Type.get(),
+ fHalf4x3_Type.get(), fHalf4x4_Type.get(),
+ fDouble2x2_Type.get(), fDouble2x3_Type.get(),
+ fDouble2x4_Type.get(), fDouble3x2_Type.get(),
+ fDouble3x3_Type.get(), fDouble3x4_Type.get(),
+ fDouble4x2_Type.get(), fDouble4x3_Type.get(),
+ fDouble4x4_Type.get() }))
+ , fVec_Type(new Type("$vec", { fInvalid_Type.get(), fFloat2_Type.get(),
+ fFloat3_Type.get(), fFloat4_Type.get() }))
+ , fGVec_Type(new Type("$gvec"))
+ , fGVec2_Type(new Type("$gfloat2"))
+ , fGVec3_Type(new Type("$gfloat3"))
+ , fGVec4_Type(new Type("$gfloat4", static_type(*fFloat4_Type)))
+ , fHVec_Type(new Type("$hvec", { fInvalid_Type.get(), fHalf2_Type.get(),
+ fHalf3_Type.get(), fHalf4_Type.get() }))
+ , fDVec_Type(new Type("$dvec", { fInvalid_Type.get(), fDouble2_Type.get(),
+ fDouble3_Type.get(), fDouble4_Type.get() }))
+ , fIVec_Type(new Type("$ivec", { fInvalid_Type.get(), fInt2_Type.get(),
+ fInt3_Type.get(), fInt4_Type.get() }))
+ , fUVec_Type(new Type("$uvec", { fInvalid_Type.get(), fUInt2_Type.get(),
+ fUInt3_Type.get(), fUInt4_Type.get() }))
+ , fSVec_Type(new Type("$svec", { fInvalid_Type.get(), fShort2_Type.get(),
+ fShort3_Type.get(), fShort4_Type.get() }))
+ , fUSVec_Type(new Type("$usvec", { fInvalid_Type.get(), fUShort2_Type.get(),
+ fUShort3_Type.get(), fUShort4_Type.get() }))
+ , fBVec_Type(new Type("$bvec", { fInvalid_Type.get(), fBool2_Type.get(),
+ fBool3_Type.get(), fBool4_Type.get() }))
+ , fSkCaps_Type(new Type("$sk_Caps"))
+ , fSkArgs_Type(new Type("$sk_Args"))
+ , fColorSpaceXform_Type(new Type("colorSpaceXform", *fFloat_Type, 4, 4))
, fDefined_Expression(new Defined(*fInvalid_Type)) {}
static std::vector<const Type*> static_type(const Type& t) {
@@ -343,14 +343,14 @@
class Defined : public Expression {
public:
Defined(const Type& type)
- : INHERITED(Position(), kDefined_Kind, type) {}
+ : INHERITED(-1, kDefined_Kind, type) {}
bool hasSideEffects() const override {
return false;
}
String description() const override {
- return String("<defined>");
+ return "<defined>";
}
typedef Expression INHERITED;
diff --git a/src/sksl/SkSLErrorReporter.h b/src/sksl/SkSLErrorReporter.h
index 172e488..303a0e1 100644
--- a/src/sksl/SkSLErrorReporter.h
+++ b/src/sksl/SkSLErrorReporter.h
@@ -19,11 +19,11 @@
public:
virtual ~ErrorReporter() {}
- void error(Position position, const char* msg) {
- this->error(position, String(msg));
+ void error(int offset, const char* msg) {
+ this->error(offset, String(msg));
}
- virtual void error(Position position, String msg) = 0;
+ virtual void error(int offset, String msg) = 0;
virtual int errorCount() = 0;
};
diff --git a/src/sksl/SkSLGLSLCodeGenerator.cpp b/src/sksl/SkSLGLSLCodeGenerator.cpp
index 64527a0..52a40f8 100644
--- a/src/sksl/SkSLGLSLCodeGenerator.cpp
+++ b/src/sksl/SkSLGLSLCodeGenerator.cpp
@@ -42,6 +42,19 @@
this->write(s.c_str());
}
+void GLSLCodeGenerator::write(StringFragment s) {
+ if (!s.fLength) {
+ return;
+ }
+ if (fAtLineStart) {
+ for (int i = 0; i < fIndentation; i++) {
+ fOut->writeText(" ");
+ }
+ }
+ fOut->write(s.fChars, s.fLength);
+ fAtLineStart = false;
+}
+
void GLSLCodeGenerator::writeLine(const String& s) {
this->writeLine(s.c_str());
}
@@ -51,7 +64,9 @@
}
void GLSLCodeGenerator::writeExtension(const Extension& ext) {
- this->writeLine("#extension " + ext.fName + " : enable");
+ this->write("#extension ");
+ this->write(ext.fName);
+ this->writeLine(" : enable");
}
void GLSLCodeGenerator::writeType(const Type& type) {
@@ -59,19 +74,23 @@
for (const Type* search : fWrittenStructs) {
if (*search == type) {
// already written
- this->write(type.name());
+ this->write(type.fName);
return;
}
}
fWrittenStructs.push_back(&type);
- this->writeLine("struct " + type.name() + " {");
+ this->write("struct ");
+ this->write(type.fName);
+ this->writeLine(" {");
fIndentation++;
for (const auto& f : type.fields()) {
this->writeModifiers(f.fModifiers, false);
this->writeTypePrecision(*f.fType);
// sizes (which must be static in structs) are part of the type name here
this->writeType(*f.fType);
- this->writeLine(" " + f.fName + ";");
+ this->write(" ");
+ this->write(f.fName);
+ this->writeLine(";");
}
fIndentation--;
this->write("}");
@@ -138,12 +157,12 @@
this->write("uint");
}
else {
- this->write(type.name());
+ this->write(type.fName);
}
break;
}
default:
- this->write(type.name());
+ this->write(type.fName);
}
}
}
@@ -210,8 +229,8 @@
ASSERT(!fProgram.fSettings.fCaps->canUseMinAndAbsTogether());
String tmpVar1 = "minAbsHackVar" + to_string(fVarCount++);
String tmpVar2 = "minAbsHackVar" + to_string(fVarCount++);
- this->fFunctionHeader += " " + absExpr.fType.name() + " " + tmpVar1 + ";\n";
- this->fFunctionHeader += " " + otherExpr.fType.name() + " " + tmpVar2 + ";\n";
+ this->fFunctionHeader += String(" ") + absExpr.fType.fName + " " + tmpVar1 + ";\n";
+ this->fFunctionHeader += String(" ") + otherExpr.fType.fName + " " + tmpVar2 + ";\n";
this->write("((" + tmpVar1 + " = ");
this->writeExpression(absExpr, kTopLevel_Precedence);
this->write(") < (" + tmpVar2 + " = ");
@@ -503,7 +522,9 @@
this->write("(");
}
this->writeExpression(*b.fLeft, precedence);
- this->write(" " + Token::OperatorName(b.fOperator) + " ");
+ this->write(" ");
+ this->write(Compiler::OperatorName(b.fOperator));
+ this->write(" ");
this->writeExpression(*b.fRight, precedence);
if (precedence >= parentPrecedence) {
this->write(")");
@@ -530,7 +551,7 @@
if (kPrefix_Precedence >= parentPrecedence) {
this->write("(");
}
- this->write(Token::OperatorName(p.fOperator));
+ this->write(Compiler::OperatorName(p.fOperator));
this->writeExpression(*p.fOperand, kPrefix_Precedence);
if (kPrefix_Precedence >= parentPrecedence) {
this->write(")");
@@ -543,7 +564,7 @@
this->write("(");
}
this->writeExpression(*p.fOperand, kPostfix_Precedence);
- this->write(Token::OperatorName(p.fOperator));
+ this->write(Compiler::OperatorName(p.fOperator));
if (kPostfix_Precedence >= parentPrecedence) {
this->write(")");
}
diff --git a/src/sksl/SkSLGLSLCodeGenerator.h b/src/sksl/SkSLGLSLCodeGenerator.h
index e10299a..353cd66 100644
--- a/src/sksl/SkSLGLSLCodeGenerator.h
+++ b/src/sksl/SkSLGLSLCodeGenerator.h
@@ -90,6 +90,8 @@
void write(const String& s);
+ void write(StringFragment s);
+
void writeLine(const String& s);
virtual void writeHeader();
diff --git a/src/sksl/SkSLHCodeGenerator.cpp b/src/sksl/SkSLHCodeGenerator.cpp
index 50d2428..482020a 100644
--- a/src/sksl/SkSLHCodeGenerator.cpp
+++ b/src/sksl/SkSLHCodeGenerator.cpp
@@ -23,17 +23,17 @@
, fSectionAndParameterHelper(*program, *errors) {}
String HCodeGenerator::ParameterType(const Type& type) {
- if (type.fName == "float2") {
+ if (type.name() == "float2") {
return "SkPoint";
- } else if (type.fName == "int4") {
+ } else if (type.name() == "int4") {
return "SkIRect";
- } else if (type.fName == "float4") {
+ } else if (type.name() == "float4") {
return "SkRect";
- } else if (type.fName == "float4x4") {
+ } else if (type.name() == "float4x4") {
return "SkMatrix44";
} else if (type.kind() == Type::kSampler_Kind) {
return "sk_sp<GrTextureProxy>";
- } else if (type.fName == "colorSpaceXform") {
+ } else if (type.name() == "colorSpaceXform") {
return "sk_sp<GrColorSpaceXform>";
}
return type.name();
@@ -127,7 +127,7 @@
separator = "";
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
this->writef("%s%s %s", separator, ParameterType(param->fType).c_str(),
- param->fName.c_str());
+ String(param->fName).c_str());
separator = ", ";
}
this->writeSection(CONSTRUCTOR_PARAMS_SECTION, separator);
@@ -136,7 +136,7 @@
fFullName.c_str());
separator = "";
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- this->writef("%s%s", separator, param->fName.c_str());
+ this->writef("%s%s", separator, String(param->fName).c_str());
separator = ", ";
}
this->writeExtraConstructorParams(separator);
@@ -148,7 +148,7 @@
void HCodeGenerator::failOnSection(const char* section, const char* msg) {
std::vector<const Section*> s = fSectionAndParameterHelper.getSections(section);
if (s.size()) {
- fErrors.error(s[0]->fPosition, String("@") + section + " " + msg);
+ fErrors.error(s[0]->fOffset, String("@") + section + " " + msg);
}
}
@@ -165,7 +165,7 @@
const char* separator = "";
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
this->writef("%s%s %s", separator, ParameterType(param->fType).c_str(),
- param->fName.c_str());
+ String(param->fName).c_str());
separator = ", ";
}
this->writeSection(CONSTRUCTOR_PARAMS_SECTION, separator);
@@ -177,7 +177,8 @@
this->writef(")");
this->writeSection(INITIALIZERS_SECTION, "\n , ");
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- const char* name = param->fName.c_str();
+ String nameString(param->fName);
+ const char* name = nameString.c_str();
if (param->fType.kind() == Type::kSampler_Kind) {
this->writef("\n , %s(std::move(%s)", FieldName(name).c_str(), name);
for (const Section* s : fSectionAndParameterHelper.getSections(
@@ -201,7 +202,7 @@
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
if (param->fType.kind() == Type::kSampler_Kind) {
this->writef(" this->addTextureSampler(&%s);\n",
- FieldName(param->fName.c_str()).c_str());
+ FieldName(String(param->fName).c_str()).c_str());
}
}
for (const Section* s : fSectionAndParameterHelper.getSections(COORD_TRANSFORM_SECTION)) {
@@ -216,8 +217,8 @@
void HCodeGenerator::writeFields() {
this->writeSection(FIELDS_SECTION);
for (const auto& param : fSectionAndParameterHelper.getParameters()) {
- const char* name = param->fName.c_str();
- this->writef(" %s %s;\n", FieldType(param->fType).c_str(), FieldName(name).c_str());
+ this->writef(" %s %s;\n", FieldType(param->fType).c_str(),
+ FieldName(String(param->fName).c_str()).c_str());
}
for (const Section* s : fSectionAndParameterHelper.getSections(COORD_TRANSFORM_SECTION)) {
this->writef(" GrCoordTransform %sCoordTransform;\n",
@@ -245,7 +246,8 @@
if (param->fType.kind() == Type::kSampler_Kind) {
continue;
}
- const char* name = param->fName.c_str();
+ String nameString(param->fName);
+ const char* name = nameString.c_str();
this->writef(" %s %s() const { return %s; }\n",
FieldType(param->fType).c_str(), name, FieldName(name).c_str());
}
diff --git a/src/sksl/SkSLIRGenerator.cpp b/src/sksl/SkSLIRGenerator.cpp
index a46a931..83ab993 100644
--- a/src/sksl/SkSLIRGenerator.cpp
+++ b/src/sksl/SkSLIRGenerator.cpp
@@ -162,7 +162,7 @@
}
std::unique_ptr<Extension> IRGenerator::convertExtension(const ASTExtension& extension) {
- return std::unique_ptr<Extension>(new Extension(extension.fPosition, extension.fName));
+ return std::unique_ptr<Extension>(new Extension(extension.fOffset, extension.fName));
}
std::unique_ptr<Statement> IRGenerator::convertStatement(const ASTStatement& statement) {
@@ -206,7 +206,7 @@
}
statements.push_back(std::move(statement));
}
- return std::unique_ptr<Block>(new Block(block.fPosition, std::move(statements), fSymbolTable));
+ return std::unique_ptr<Block>(new Block(block.fOffset, std::move(statements), fSymbolTable));
}
std::unique_ptr<Statement> IRGenerator::convertVarDeclarationStatement(
@@ -234,12 +234,12 @@
if (!size) {
return nullptr;
}
- String name = type->fName;
+ String name(type->fName);
int64_t count;
if (size->fKind == Expression::kIntLiteral_Kind) {
count = ((IntLiteral&) *size).fValue;
if (count <= 0) {
- fErrors.error(size->fPosition, "array size must be positive");
+ fErrors.error(size->fOffset, "array size must be positive");
}
name += "[" + to_string(count) + "]";
} else {
@@ -250,12 +250,12 @@
fSymbolTable->takeOwnership((Type*) type);
sizes.push_back(std::move(size));
} else {
- type = new Type(type->fName + "[]", Type::kArray_Kind, *type, -1);
+ type = new Type(type->name() + "[]", Type::kArray_Kind, *type, -1);
fSymbolTable->takeOwnership((Type*) type);
sizes.push_back(nullptr);
}
}
- auto var = std::unique_ptr<Variable>(new Variable(decl.fPosition, decl.fModifiers,
+ auto var = std::unique_ptr<Variable>(new Variable(decl.fOffset, decl.fModifiers,
varDecl.fName, *type, storage));
std::unique_ptr<Expression> value;
if (varDecl.fValue) {
@@ -266,7 +266,7 @@
value = this->coerce(std::move(value), *type);
var->fWriteCount = 1;
}
- if (storage == Variable::kGlobal_Storage && varDecl.fName == String("sk_FragColor") &&
+ if (storage == Variable::kGlobal_Storage && varDecl.fName == "sk_FragColor" &&
(*fSymbolTable)[varDecl.fName]) {
// already defined, ignore
} else if (storage == Variable::kGlobal_Storage && (*fSymbolTable)[varDecl.fName] &&
@@ -281,7 +281,7 @@
fSymbolTable->add(varDecl.fName, std::move(var));
}
}
- return std::unique_ptr<VarDeclarations>(new VarDeclarations(decl.fPosition,
+ return std::unique_ptr<VarDeclarations>(new VarDeclarations(decl.fOffset,
baseType,
std::move(variables)));
}
@@ -334,11 +334,11 @@
} else {
// False & no else clause. Not an error, so don't return null!
std::vector<std::unique_ptr<Statement>> empty;
- return std::unique_ptr<Statement>(new Block(s.fPosition, std::move(empty),
+ return std::unique_ptr<Statement>(new Block(s.fOffset, std::move(empty),
fSymbolTable));
}
}
- return std::unique_ptr<Statement>(new IfStatement(s.fPosition, s.fIsStatic, std::move(test),
+ return std::unique_ptr<Statement>(new IfStatement(s.fOffset, s.fIsStatic, std::move(test),
std::move(ifTrue), std::move(ifFalse)));
}
@@ -371,7 +371,7 @@
if (!statement) {
return nullptr;
}
- return std::unique_ptr<Statement>(new ForStatement(f.fPosition, std::move(initializer),
+ return std::unique_ptr<Statement>(new ForStatement(f.fOffset, std::move(initializer),
std::move(test), std::move(next),
std::move(statement), fSymbolTable));
}
@@ -387,7 +387,7 @@
if (!statement) {
return nullptr;
}
- return std::unique_ptr<Statement>(new WhileStatement(w.fPosition, std::move(test),
+ return std::unique_ptr<Statement>(new WhileStatement(w.fOffset, std::move(test),
std::move(statement)));
}
@@ -402,7 +402,7 @@
if (!statement) {
return nullptr;
}
- return std::unique_ptr<Statement>(new DoStatement(d.fPosition, std::move(statement),
+ return std::unique_ptr<Statement>(new DoStatement(d.fOffset, std::move(statement),
std::move(test)));
}
@@ -435,13 +435,13 @@
}
}
if (!caseValue->isConstant()) {
- fErrors.error(caseValue->fPosition, "case value must be a constant");
+ fErrors.error(caseValue->fOffset, "case value must be a constant");
return nullptr;
}
ASSERT(caseValue->fKind == Expression::kIntLiteral_Kind);
int64_t v = ((IntLiteral&) *caseValue).fValue;
if (caseValues.find(v) != caseValues.end()) {
- fErrors.error(caseValue->fPosition, "duplicate case value");
+ fErrors.error(caseValue->fOffset, "duplicate case value");
}
caseValues.insert(v);
}
@@ -453,10 +453,10 @@
}
statements.push_back(std::move(converted));
}
- cases.emplace_back(new SwitchCase(c->fPosition, std::move(caseValue),
+ cases.emplace_back(new SwitchCase(c->fOffset, std::move(caseValue),
std::move(statements)));
}
- return std::unique_ptr<Statement>(new SwitchStatement(s.fPosition, s.fIsStatic,
+ return std::unique_ptr<Statement>(new SwitchStatement(s.fOffset, s.fIsStatic,
std::move(value), std::move(cases),
fSymbolTable));
}
@@ -479,7 +479,7 @@
return nullptr;
}
if (fCurrentFunction->fReturnType == *fContext.fVoid_Type) {
- fErrors.error(result->fPosition, "may not return a value from a void function");
+ fErrors.error(result->fOffset, "may not return a value from a void function");
} else {
result = this->coerce(std::move(result), fCurrentFunction->fReturnType);
if (!result) {
@@ -489,45 +489,45 @@
return std::unique_ptr<Statement>(new ReturnStatement(std::move(result)));
} else {
if (fCurrentFunction->fReturnType != *fContext.fVoid_Type) {
- fErrors.error(r.fPosition, "expected function to return '" +
- fCurrentFunction->fReturnType.description() + "'");
+ fErrors.error(r.fOffset, "expected function to return '" +
+ fCurrentFunction->fReturnType.description() + "'");
}
- return std::unique_ptr<Statement>(new ReturnStatement(r.fPosition));
+ return std::unique_ptr<Statement>(new ReturnStatement(r.fOffset));
}
}
std::unique_ptr<Statement> IRGenerator::convertBreak(const ASTBreakStatement& b) {
if (fLoopLevel > 0 || fSwitchLevel > 0) {
- return std::unique_ptr<Statement>(new BreakStatement(b.fPosition));
+ return std::unique_ptr<Statement>(new BreakStatement(b.fOffset));
} else {
- fErrors.error(b.fPosition, "break statement must be inside a loop or switch");
+ fErrors.error(b.fOffset, "break statement must be inside a loop or switch");
return nullptr;
}
}
std::unique_ptr<Statement> IRGenerator::convertContinue(const ASTContinueStatement& c) {
if (fLoopLevel > 0) {
- return std::unique_ptr<Statement>(new ContinueStatement(c.fPosition));
+ return std::unique_ptr<Statement>(new ContinueStatement(c.fOffset));
} else {
- fErrors.error(c.fPosition, "continue statement must be inside a loop");
+ fErrors.error(c.fOffset, "continue statement must be inside a loop");
return nullptr;
}
}
std::unique_ptr<Statement> IRGenerator::convertDiscard(const ASTDiscardStatement& d) {
- return std::unique_ptr<Statement>(new DiscardStatement(d.fPosition));
+ return std::unique_ptr<Statement>(new DiscardStatement(d.fOffset));
}
std::unique_ptr<Block> IRGenerator::applyInvocationIDWorkaround(std::unique_ptr<Block> main,
std::vector<std::unique_ptr<ProgramElement>>* out) {
Layout invokeLayout;
Modifiers invokeModifiers(invokeLayout, Modifiers::kHasSideEffects_Flag);
- FunctionDeclaration* invokeDecl = new FunctionDeclaration(Position(),
+ FunctionDeclaration* invokeDecl = new FunctionDeclaration(-1,
invokeModifiers,
"_invoke",
std::vector<const Variable*>(),
*fContext.fVoid_Type);
- out->push_back(std::unique_ptr<ProgramElement>(new FunctionDefinition(Position(),
+ out->push_back(std::unique_ptr<ProgramElement>(new FunctionDefinition(-1,
*invokeDecl,
std::move(main))));
fSymbolTable->add(invokeDecl->fName, std::unique_ptr<FunctionDeclaration>(invokeDecl));
@@ -535,47 +535,47 @@
std::vector<std::unique_ptr<VarDeclaration>> variables;
Variable* loopIdx = (Variable*) (*fSymbolTable)["sk_InvocationID"];
ASSERT(loopIdx);
- std::unique_ptr<Expression> test(new BinaryExpression(Position(),
- std::unique_ptr<Expression>(new VariableReference(Position(), *loopIdx)),
+ std::unique_ptr<Expression> test(new BinaryExpression(-1,
+ std::unique_ptr<Expression>(new VariableReference(-1, *loopIdx)),
Token::LT,
- std::unique_ptr<IntLiteral>(new IntLiteral(fContext, Position(), fInvocations)),
+ std::unique_ptr<IntLiteral>(new IntLiteral(fContext, -1, fInvocations)),
*fContext.fBool_Type));
std::unique_ptr<Expression> next(new PostfixExpression(
std::unique_ptr<Expression>(
- new VariableReference(Position(),
+ new VariableReference(-1,
*loopIdx,
VariableReference::kReadWrite_RefKind)),
Token::PLUSPLUS));
- ASTIdentifier endPrimitiveID = ASTIdentifier(Position(), "EndPrimitive");
+ ASTIdentifier endPrimitiveID = ASTIdentifier(-1, "EndPrimitive");
std::unique_ptr<Expression> endPrimitive = this->convertExpression(endPrimitiveID);
ASSERT(endPrimitive);
std::vector<std::unique_ptr<Statement>> loopBody;
std::vector<std::unique_ptr<Expression>> invokeArgs;
loopBody.push_back(std::unique_ptr<Statement>(new ExpressionStatement(
- this->call(Position(),
+ this->call(-1,
*invokeDecl,
std::vector<std::unique_ptr<Expression>>()))));
loopBody.push_back(std::unique_ptr<Statement>(new ExpressionStatement(
- this->call(Position(),
+ this->call(-1,
std::move(endPrimitive),
std::vector<std::unique_ptr<Expression>>()))));
- std::unique_ptr<Expression> assignment(new BinaryExpression(Position(),
- std::unique_ptr<Expression>(new VariableReference(Position(), *loopIdx)),
+ std::unique_ptr<Expression> assignment(new BinaryExpression(-1,
+ std::unique_ptr<Expression>(new VariableReference(-1, *loopIdx)),
Token::EQ,
- std::unique_ptr<IntLiteral>(new IntLiteral(fContext, Position(), 0)),
+ std::unique_ptr<IntLiteral>(new IntLiteral(fContext, -1, 0)),
*fContext.fInt_Type));
std::unique_ptr<Statement> initializer(new ExpressionStatement(std::move(assignment)));
std::unique_ptr<Statement> loop = std::unique_ptr<Statement>(
- new ForStatement(Position(),
+ new ForStatement(-1,
std::move(initializer),
std::move(test),
std::move(next),
- std::unique_ptr<Block>(new Block(Position(), std::move(loopBody))),
+ std::unique_ptr<Block>(new Block(-1, std::move(loopBody))),
fSymbolTable));
std::vector<std::unique_ptr<Statement>> children;
children.push_back(std::move(loop));
- return std::unique_ptr<Block>(new Block(Position(), std::move(children)));
+ return std::unique_ptr<Block>(new Block(-1, std::move(children)));
}
void IRGenerator::convertFunction(const ASTFunction& f,
@@ -597,9 +597,8 @@
fSymbolTable->takeOwnership(newType);
type = newType;
}
- String name = param->fName;
- Position pos = param->fPosition;
- Variable* var = new Variable(pos, param->fModifiers, std::move(name), *type,
+ StringFragment name = param->fName;
+ Variable* var = new Variable(param->fOffset, param->fModifiers, name, *type,
Variable::kParameter_Storage);
fSymbolTable->takeOwnership(var);
parameters.push_back(var);
@@ -618,7 +617,7 @@
functions.push_back((FunctionDeclaration*) entry);
break;
default:
- fErrors.error(f.fPosition, "symbol '" + f.fName + "' was already defined");
+ fErrors.error(f.fOffset, "symbol '" + f.fName + "' was already defined");
return;
}
for (const auto& other : functions) {
@@ -633,26 +632,26 @@
}
if (match) {
if (*returnType != other->fReturnType) {
- FunctionDeclaration newDecl(f.fPosition, f.fModifiers, f.fName, parameters,
+ FunctionDeclaration newDecl(f.fOffset, f.fModifiers, f.fName, parameters,
*returnType);
- fErrors.error(f.fPosition, "functions '" + newDecl.description() +
- "' and '" + other->description() +
- "' differ only in return type");
+ fErrors.error(f.fOffset, "functions '" + newDecl.description() +
+ "' and '" + other->description() +
+ "' differ only in return type");
return;
}
decl = other;
for (size_t i = 0; i < parameters.size(); i++) {
if (parameters[i]->fModifiers != other->fParameters[i]->fModifiers) {
- fErrors.error(f.fPosition, "modifiers on parameter " +
- to_string((uint64_t) i + 1) +
- " differ between declaration and "
- "definition");
+ fErrors.error(f.fOffset, "modifiers on parameter " +
+ to_string((uint64_t) i + 1) +
+ " differ between declaration and "
+ "definition");
return;
}
}
if (other->fDefined) {
- fErrors.error(f.fPosition, "duplicate definition of " +
- other->description());
+ fErrors.error(f.fOffset, "duplicate definition of " +
+ other->description());
}
break;
}
@@ -661,7 +660,7 @@
}
if (!decl) {
// couldn't find an existing declaration
- auto newDecl = std::unique_ptr<FunctionDeclaration>(new FunctionDeclaration(f.fPosition,
+ auto newDecl = std::unique_ptr<FunctionDeclaration>(new FunctionDeclaration(f.fOffset,
f.fModifiers,
f.fName,
parameters,
@@ -698,7 +697,7 @@
((Modifiers&) decl->fModifiers).fFlags |= Modifiers::kHasSideEffects_Flag;
out->push_back(std::unique_ptr<FunctionDefinition>(
- new FunctionDefinition(f.fPosition, *decl, std::move(body))));
+ new FunctionDefinition(f.fOffset, *decl, std::move(body))));
}
}
@@ -717,14 +716,14 @@
for (const auto& stmt : decl->fVars) {
VarDeclaration& vd = (VarDeclaration&) *stmt;
if (haveRuntimeArray) {
- fErrors.error(decl->fPosition,
+ fErrors.error(decl->fOffset,
"only the last entry in an interface block may be a runtime-sized "
"array");
}
fields.push_back(Type::Field(vd.fVar->fModifiers, vd.fVar->fName,
&vd.fVar->fType));
if (vd.fValue) {
- fErrors.error(decl->fPosition,
+ fErrors.error(decl->fOffset,
"initializers are not permitted on interface block fields");
}
if (vd.fVar->fModifiers.fFlags & (Modifiers::kIn_Flag |
@@ -732,7 +731,7 @@
Modifiers::kUniform_Flag |
Modifiers::kBuffer_Flag |
Modifiers::kConst_Flag)) {
- fErrors.error(decl->fPosition,
+ fErrors.error(decl->fOffset,
"interface block fields may not have storage qualifiers");
}
if (vd.fVar->fType.kind() == Type::kArray_Kind &&
@@ -741,7 +740,7 @@
}
}
}
- Type* type = new Type(intf.fPosition, intf.fTypeName, fields);
+ Type* type = new Type(intf.fOffset, intf.fTypeName, fields);
old->takeOwnership(type);
std::vector<std::unique_ptr<Expression>> sizes;
for (const auto& size : intf.fSizes) {
@@ -755,7 +754,7 @@
if (converted->fKind == Expression::kIntLiteral_Kind) {
count = ((IntLiteral&) *converted).fValue;
if (count <= 0) {
- fErrors.error(converted->fPosition, "array size must be positive");
+ fErrors.error(converted->fOffset, "array size must be positive");
}
name += "[" + to_string(count) + "]";
} else {
@@ -766,24 +765,24 @@
fSymbolTable->takeOwnership((Type*) type);
sizes.push_back(std::move(converted));
} else {
- type = new Type(type->fName + "[]", Type::kArray_Kind, *type, -1);
+ type = new Type(type->name() + "[]", Type::kArray_Kind, *type, -1);
fSymbolTable->takeOwnership((Type*) type);
sizes.push_back(nullptr);
}
}
- Variable* var = new Variable(intf.fPosition, intf.fModifiers,
- intf.fInstanceName.size() ? intf.fInstanceName : intf.fTypeName,
+ Variable* var = new Variable(intf.fOffset, intf.fModifiers,
+ intf.fInstanceName.fLength ? intf.fInstanceName : intf.fTypeName,
*type, Variable::kGlobal_Storage);
old->takeOwnership(var);
- if (intf.fInstanceName.size()) {
+ if (intf.fInstanceName.fLength) {
old->addWithoutOwnership(intf.fInstanceName, var);
} else {
for (size_t i = 0; i < fields.size(); i++) {
- old->add(fields[i].fName, std::unique_ptr<Field>(new Field(intf.fPosition, *var,
+ old->add(fields[i].fName, std::unique_ptr<Field>(new Field(intf.fOffset, *var,
(int) i)));
}
}
- return std::unique_ptr<InterfaceBlock>(new InterfaceBlock(intf.fPosition,
+ return std::unique_ptr<InterfaceBlock>(new InterfaceBlock(intf.fOffset,
var,
intf.fTypeName,
intf.fInstanceName,
@@ -795,7 +794,8 @@
const Symbol* result = (*fSymbolTable)[type.fName];
if (result && result->fKind == Symbol::kType_Kind) {
for (int size : type.fSizes) {
- String name = result->fName + "[";
+ String name(result->fName);
+ name += "[";
if (size != -1) {
name += to_string(size);
}
@@ -805,7 +805,7 @@
}
return (const Type*) result;
}
- fErrors.error(type.fPosition, "unknown type '" + type.fName + "'");
+ fErrors.error(type.fOffset, "unknown type '" + type.fName + "'");
return nullptr;
}
@@ -814,13 +814,13 @@
case ASTExpression::kIdentifier_Kind:
return this->convertIdentifier((ASTIdentifier&) expr);
case ASTExpression::kBool_Kind:
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, expr.fPosition,
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, expr.fOffset,
((ASTBoolLiteral&) expr).fValue));
case ASTExpression::kInt_Kind:
- return std::unique_ptr<Expression>(new IntLiteral(fContext, expr.fPosition,
+ return std::unique_ptr<Expression>(new IntLiteral(fContext, expr.fOffset,
((ASTIntLiteral&) expr).fValue));
case ASTExpression::kFloat_Kind:
- return std::unique_ptr<Expression>(new FloatLiteral(fContext, expr.fPosition,
+ return std::unique_ptr<Expression>(new FloatLiteral(fContext, expr.fOffset,
((ASTFloatLiteral&) expr).fValue));
case ASTExpression::kBinary_Kind:
return this->convertBinaryExpression((ASTBinaryExpression&) expr);
@@ -838,7 +838,7 @@
std::unique_ptr<Expression> IRGenerator::convertIdentifier(const ASTIdentifier& identifier) {
const Symbol* result = (*fSymbolTable)[identifier.fText];
if (!result) {
- fErrors.error(identifier.fPosition, "unknown identifier '" + identifier.fText + "'");
+ fErrors.error(identifier.fOffset, "unknown identifier '" + identifier.fText + "'");
return nullptr;
}
switch (result->fKind) {
@@ -847,13 +847,13 @@
(const FunctionDeclaration*) result
};
return std::unique_ptr<FunctionReference>(new FunctionReference(fContext,
- identifier.fPosition,
+ identifier.fOffset,
f));
}
case Symbol::kUnresolvedFunction_Kind: {
const UnresolvedFunction* f = (const UnresolvedFunction*) result;
return std::unique_ptr<FunctionReference>(new FunctionReference(fContext,
- identifier.fPosition,
+ identifier.fOffset,
f->fFunctions));
}
case Symbol::kVariable_Kind: {
@@ -870,13 +870,13 @@
#endif
// default to kRead_RefKind; this will be corrected later if the variable is written to
return std::unique_ptr<VariableReference>(new VariableReference(
- identifier.fPosition,
+ identifier.fOffset,
*var,
VariableReference::kRead_RefKind));
}
case Symbol::kField_Kind: {
const Field* field = (const Field*) result;
- VariableReference* base = new VariableReference(identifier.fPosition, field->fOwner,
+ VariableReference* base = new VariableReference(identifier.fOffset, field->fOwner,
VariableReference::kRead_RefKind);
return std::unique_ptr<Expression>(new FieldAccess(
std::unique_ptr<Expression>(base),
@@ -885,7 +885,7 @@
}
case Symbol::kType_Kind: {
const Type* t = (const Type*) result;
- return std::unique_ptr<TypeReference>(new TypeReference(fContext, identifier.fPosition,
+ return std::unique_ptr<TypeReference>(new TypeReference(fContext, identifier.fOffset,
*t));
}
default:
@@ -894,7 +894,7 @@
}
std::unique_ptr<Section> IRGenerator::convertSection(const ASTSection& s) {
- return std::unique_ptr<Section>(new Section(s.fPosition, s.fName, s.fArgument, s.fText));
+ return std::unique_ptr<Section>(new Section(s.fOffset, s.fName, s.fArgument, s.fText));
}
@@ -911,24 +911,24 @@
return nullptr;
}
if (expr->coercionCost(type) == INT_MAX) {
- fErrors.error(expr->fPosition, "expected '" + type.description() + "', but found '" +
+ fErrors.error(expr->fOffset, "expected '" + type.description() + "', but found '" +
expr->fType.description() + "'");
return nullptr;
}
if (type.kind() == Type::kScalar_Kind) {
std::vector<std::unique_ptr<Expression>> args;
args.push_back(std::move(expr));
- ASTIdentifier id(Position(), type.description());
+ ASTIdentifier id(-1, type.fName);
std::unique_ptr<Expression> ctor = this->convertIdentifier(id);
ASSERT(ctor);
- return this->call(Position(), std::move(ctor), std::move(args));
+ return this->call(-1, std::move(ctor), std::move(args));
}
if (type == *fContext.fColorSpaceXform_Type && expr->fType == *fContext.fFloat4x4_Type) {
return expr;
}
std::vector<std::unique_ptr<Expression>> args;
args.push_back(std::move(expr));
- return std::unique_ptr<Expression>(new Constructor(Position(), type, std::move(args)));
+ return std::unique_ptr<Expression>(new Constructor(-1, type, std::move(args)));
}
static bool is_matrix_multiply(const Type& left, const Type& right) {
@@ -1094,9 +1094,9 @@
case Token::LOGICALXOR: result = leftVal ^ rightVal; break;
default: return nullptr;
}
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, left.fPosition, result));
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, left.fOffset, result));
}
- #define RESULT(t, op) std::unique_ptr<Expression>(new t ## Literal(fContext, left.fPosition, \
+ #define RESULT(t, op) std::unique_ptr<Expression>(new t ## Literal(fContext, left.fOffset, \
leftVal op rightVal))
if (left.fKind == Expression::kIntLiteral_Kind && right.fKind == Expression::kIntLiteral_Kind) {
int64_t leftVal = ((IntLiteral&) left).fValue;
@@ -1109,13 +1109,13 @@
if (rightVal) {
return RESULT(Int, /);
}
- fErrors.error(right.fPosition, "division by zero");
+ fErrors.error(right.fOffset, "division by zero");
return nullptr;
case Token::PERCENT:
if (rightVal) {
return RESULT(Int, %);
}
- fErrors.error(right.fPosition, "division by zero");
+ fErrors.error(right.fOffset, "division by zero");
return nullptr;
case Token::BITWISEAND: return RESULT(Int, &);
case Token::BITWISEOR: return RESULT(Int, |);
@@ -1143,7 +1143,7 @@
if (rightVal) {
return RESULT(Float, /);
}
- fErrors.error(right.fPosition, "division by zero");
+ fErrors.error(right.fOffset, "division by zero");
return nullptr;
case Token::EQEQ: return RESULT(Bool, ==);
case Token::NEQ: return RESULT(Bool, !=);
@@ -1164,16 +1164,16 @@
for (int i = 0; i < left.fType.columns(); i++) { \
float value = ((Constructor&) left).getFVecComponent(i) op \
((Constructor&) right).getFVecComponent(i); \
- args.emplace_back(new FloatLiteral(fContext, Position(), value)); \
+ args.emplace_back(new FloatLiteral(fContext, -1, value)); \
} \
- return std::unique_ptr<Expression>(new Constructor(Position(), left.fType, \
+ return std::unique_ptr<Expression>(new Constructor(-1, left.fType, \
std::move(args)));
switch (op) {
case Token::EQEQ:
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, Position(),
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, -1,
left.compareConstant(fContext, right)));
case Token::NEQ:
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, Position(),
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, -1,
!left.compareConstant(fContext, right)));
case Token::PLUS: RETURN_VEC_COMPONENTWISE_RESULT(+);
case Token::MINUS: RETURN_VEC_COMPONENTWISE_RESULT(-);
@@ -1187,10 +1187,10 @@
left.fKind == right.fKind) {
switch (op) {
case Token::EQEQ:
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, Position(),
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, -1,
left.compareConstant(fContext, right)));
case Token::NEQ:
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, Position(),
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, -1,
!left.compareConstant(fContext, right)));
default:
return nullptr;
@@ -1227,14 +1227,14 @@
}
if (!determine_binary_type(fContext, expression.fOperator, *rawLeftType, *rawRightType,
&leftType, &rightType, &resultType,
- !Token::IsAssignment(expression.fOperator))) {
- fErrors.error(expression.fPosition, "type mismatch: '" +
- Token::OperatorName(expression.fOperator) +
- "' cannot operate on '" + left->fType.fName +
- "', '" + right->fType.fName + "'");
+ !Compiler::IsAssignment(expression.fOperator))) {
+ fErrors.error(expression.fOffset, String("type mismatch: '") +
+ Compiler::OperatorName(expression.fOperator) +
+ "' cannot operate on '" + left->fType.fName +
+ "', '" + right->fType.fName + "'");
return nullptr;
}
- if (Token::IsAssignment(expression.fOperator)) {
+ if (Compiler::IsAssignment(expression.fOperator)) {
this->markWrittenTo(*left, expression.fOperator != Token::EQ);
}
left = this->coerce(std::move(left), *leftType);
@@ -1245,7 +1245,7 @@
std::unique_ptr<Expression> result = this->constantFold(*left.get(), expression.fOperator,
*right.get());
if (!result) {
- result = std::unique_ptr<Expression>(new BinaryExpression(expression.fPosition,
+ result = std::unique_ptr<Expression>(new BinaryExpression(expression.fOffset,
std::move(left),
expression.fOperator,
std::move(right),
@@ -1274,9 +1274,9 @@
const Type* resultType;
if (!determine_binary_type(fContext, Token::EQEQ, ifTrue->fType, ifFalse->fType, &trueType,
&falseType, &resultType, true) || trueType != falseType) {
- fErrors.error(expression.fPosition, "ternary operator result mismatch: '" +
- ifTrue->fType.fName + "', '" +
- ifFalse->fType.fName + "'");
+ fErrors.error(expression.fOffset, "ternary operator result mismatch: '" +
+ ifTrue->fType.fName + "', '" +
+ ifFalse->fType.fName + "'");
return nullptr;
}
ifTrue = this->coerce(std::move(ifTrue), *trueType);
@@ -1295,7 +1295,7 @@
return ifFalse;
}
}
- return std::unique_ptr<Expression>(new TernaryExpression(expression.fPosition,
+ return std::unique_ptr<Expression>(new TernaryExpression(expression.fOffset,
std::move(test),
std::move(ifTrue),
std::move(ifFalse)));
@@ -1315,8 +1315,8 @@
ASSERT(textureSizeSymbol->fKind == Symbol::kFunctionDeclaration_Kind);
const FunctionDeclaration& textureSize = (FunctionDeclaration&) *textureSizeSymbol;
std::vector<std::unique_ptr<Expression>> sizeArguments;
- sizeArguments.emplace_back(new VariableReference(Position(), sampler));
- std::unique_ptr<Expression> float2ize = call(Position(), textureSize, std::move(sizeArguments));
+ sizeArguments.emplace_back(new VariableReference(-1, sampler));
+ std::unique_ptr<Expression> float2ize = call(-1, textureSize, std::move(sizeArguments));
const Type& type = arguments[1]->fType;
std::unique_ptr<Expression> scale;
if (type == *fContext.fFloat2_Type) {
@@ -1325,14 +1325,14 @@
ASSERT(type == *fContext.fFloat3_Type);
std::vector<std::unique_ptr<Expression>> float3rguments;
float3rguments.push_back(std::move(float2ize));
- float3rguments.emplace_back(new FloatLiteral(fContext, Position(), 1.0));
- scale.reset(new Constructor(Position(), *fContext.fFloat3_Type, std::move(float3rguments)));
+ float3rguments.emplace_back(new FloatLiteral(fContext, -1, 1.0));
+ scale.reset(new Constructor(-1, *fContext.fFloat3_Type, std::move(float3rguments)));
}
- arguments[1].reset(new BinaryExpression(Position(), std::move(scale), Token::STAR,
+ arguments[1].reset(new BinaryExpression(-1, std::move(scale), Token::STAR,
std::move(arguments[1]), type));
}
-std::unique_ptr<Expression> IRGenerator::call(Position position,
+std::unique_ptr<Expression> IRGenerator::call(int offset,
const FunctionDeclaration& function,
std::vector<std::unique_ptr<Expression>> arguments) {
if (function.fParameters.size() != arguments.size()) {
@@ -1343,7 +1343,7 @@
msg += "s";
}
msg += ", but found " + to_string((uint64_t) arguments.size());
- fErrors.error(position, msg);
+ fErrors.error(offset, msg);
return nullptr;
}
std::vector<const Type*> types;
@@ -1357,7 +1357,7 @@
msg += arguments[i]->fType.description();
}
msg += ")";
- fErrors.error(position, msg);
+ fErrors.error(offset, msg);
return nullptr;
}
for (size_t i = 0; i < arguments.size(); i++) {
@@ -1374,7 +1374,7 @@
arguments[0]->fType == *fContext.fSampler2DRect_Type) {
this->fixRectSampling(arguments);
}
- return std::unique_ptr<FunctionCall>(new FunctionCall(position, *returnType, function,
+ return std::unique_ptr<FunctionCall>(new FunctionCall(offset, *returnType, function,
std::move(arguments)));
}
@@ -1409,26 +1409,26 @@
std::unique_ptr<Expression> xform) {
// Before: texture(img, coords, xform);
// After: COLORSPACE(texture(img, coords), xform)
- Position p = texture->fPosition;
+ int offset = texture->fOffset;
std::vector<std::unique_ptr<Expression>> args;
args.push_back(std::move(texture));
args.push_back(std::move(xform));
const Symbol* colorspaceSymbol = (*fSymbolTable)["COLORSPACE"];
ASSERT(colorspaceSymbol->fKind == Symbol::kFunctionDeclaration_Kind);
const FunctionDeclaration& colorspaceFunction = (FunctionDeclaration&) *colorspaceSymbol;
- return this->call(p, colorspaceFunction, std::move(args));
+ return this->call(offset, colorspaceFunction, std::move(args));
}
-std::unique_ptr<Expression> IRGenerator::call(Position position,
+std::unique_ptr<Expression> IRGenerator::call(int offset,
std::unique_ptr<Expression> functionValue,
std::vector<std::unique_ptr<Expression>> arguments) {
if (functionValue->fKind == Expression::kTypeReference_Kind) {
- return this->convertConstructor(position,
+ return this->convertConstructor(offset,
((TypeReference&) *functionValue).fValue,
std::move(arguments));
}
if (functionValue->fKind != Expression::kFunctionReference_Kind) {
- fErrors.error(position, "'" + functionValue->description() + "' is not a function");
+ fErrors.error(offset, "'" + functionValue->description() + "' is not a function");
return nullptr;
}
FunctionReference* ref = (FunctionReference*) functionValue.get();
@@ -1436,7 +1436,7 @@
arguments.back()->fType == *fContext.fColorSpaceXform_Type) {
std::unique_ptr<Expression> colorspace = std::move(arguments.back());
arguments.pop_back();
- return this->applyColorSpace(this->call(position,
+ return this->applyColorSpace(this->call(offset,
std::move(functionValue),
std::move(arguments)),
std::move(colorspace));
@@ -1453,7 +1453,7 @@
}
}
if (best) {
- return this->call(position, *best, std::move(arguments));
+ return this->call(offset, *best, std::move(arguments));
}
String msg = "no match for " + ref->fFunctions[0]->fName + "(";
String separator;
@@ -1463,21 +1463,21 @@
msg += arguments[i]->fType.description();
}
msg += ")";
- fErrors.error(position, msg);
+ fErrors.error(offset, msg);
return nullptr;
}
- return this->call(position, *ref->fFunctions[0], std::move(arguments));
+ return this->call(offset, *ref->fFunctions[0], std::move(arguments));
}
std::unique_ptr<Expression> IRGenerator::convertNumberConstructor(
- Position position,
+ int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> args) {
ASSERT(type.isNumber());
if (args.size() != 1) {
- fErrors.error(position, "invalid arguments to '" + type.description() +
- "' constructor, (expected exactly 1 argument, but found " +
- to_string((uint64_t) args.size()) + ")");
+ fErrors.error(offset, "invalid arguments to '" + type.description() +
+ "' constructor, (expected exactly 1 argument, but found " +
+ to_string((uint64_t) args.size()) + ")");
return nullptr;
}
if (type.isFloat() && args[0]->fType.isFloat()) {
@@ -1491,31 +1491,31 @@
}
if (type.isFloat() && args.size() == 1 && args[0]->fKind == Expression::kIntLiteral_Kind) {
int64_t value = ((IntLiteral&) *args[0]).fValue;
- return std::unique_ptr<Expression>(new FloatLiteral(fContext, position, (double) value));
+ return std::unique_ptr<Expression>(new FloatLiteral(fContext, offset, (double) value));
}
if (args[0]->fKind == Expression::kIntLiteral_Kind && (type == *fContext.fInt_Type ||
type == *fContext.fUInt_Type)) {
return std::unique_ptr<Expression>(new IntLiteral(fContext,
- position,
+ offset,
((IntLiteral&) *args[0]).fValue,
&type));
}
if (args[0]->fType == *fContext.fBool_Type) {
- std::unique_ptr<IntLiteral> zero(new IntLiteral(fContext, position, 0));
- std::unique_ptr<IntLiteral> one(new IntLiteral(fContext, position, 1));
+ std::unique_ptr<IntLiteral> zero(new IntLiteral(fContext, offset, 0));
+ std::unique_ptr<IntLiteral> one(new IntLiteral(fContext, offset, 1));
return std::unique_ptr<Expression>(
- new TernaryExpression(position, std::move(args[0]),
+ new TernaryExpression(offset, std::move(args[0]),
this->coerce(std::move(one), type),
this->coerce(std::move(zero),
type)));
}
if (!args[0]->fType.isNumber()) {
- fErrors.error(position, "invalid argument to '" + type.description() +
- "' constructor (expected a number or bool, but found '" +
- args[0]->fType.description() + "')");
+ fErrors.error(offset, "invalid argument to '" + type.description() +
+ "' constructor (expected a number or bool, but found '" +
+ args[0]->fType.description() + "')");
return nullptr;
}
- return std::unique_ptr<Expression>(new Constructor(position, type, std::move(args)));
+ return std::unique_ptr<Expression>(new Constructor(offset, type, std::move(args)));
}
int component_count(const Type& type) {
@@ -1530,14 +1530,14 @@
}
std::unique_ptr<Expression> IRGenerator::convertCompoundConstructor(
- Position position,
+ int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> args) {
ASSERT(type.kind() == Type::kVector_Kind || type.kind() == Type::kMatrix_Kind);
if (type.kind() == Type::kMatrix_Kind && args.size() == 1 &&
args[0]->fType.kind() == Type::kMatrix_Kind) {
// matrix from matrix is always legal
- return std::unique_ptr<Expression>(new Constructor(position, type, std::move(args)));
+ return std::unique_ptr<Expression>(new Constructor(offset, type, std::move(args)));
}
int actual = 0;
int expected = type.rows() * type.columns();
@@ -1547,9 +1547,9 @@
if (args[i]->fType.kind() == Type::kVector_Kind) {
if (type.componentType().isNumber() !=
args[i]->fType.componentType().isNumber()) {
- fErrors.error(position, "'" + args[i]->fType.description() + "' is not a valid "
- "parameter to '" + type.description() +
- "' constructor");
+ fErrors.error(offset, "'" + args[i]->fType.description() + "' is not a valid "
+ "parameter to '" + type.description() +
+ "' constructor");
return nullptr;
}
actual += args[i]->fType.columns();
@@ -1562,23 +1562,23 @@
}
}
} else {
- fErrors.error(position, "'" + args[i]->fType.description() + "' is not a valid "
- "parameter to '" + type.description() + "' constructor");
+ fErrors.error(offset, "'" + args[i]->fType.description() + "' is not a valid "
+ "parameter to '" + type.description() + "' constructor");
return nullptr;
}
}
if (actual != 1 && actual != expected) {
- fErrors.error(position, "invalid arguments to '" + type.description() +
- "' constructor (expected " + to_string(expected) +
- " scalars, but found " + to_string(actual) + ")");
+ fErrors.error(offset, "invalid arguments to '" + type.description() +
+ "' constructor (expected " + to_string(expected) +
+ " scalars, but found " + to_string(actual) + ")");
return nullptr;
}
}
- return std::unique_ptr<Expression>(new Constructor(position, type, std::move(args)));
+ return std::unique_ptr<Expression>(new Constructor(offset, type, std::move(args)));
}
std::unique_ptr<Expression> IRGenerator::convertConstructor(
- Position position,
+ int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> args) {
// FIXME: add support for structs
@@ -1588,7 +1588,7 @@
return std::move(args[0]);
}
if (type.isNumber()) {
- return this->convertNumberConstructor(position, type, std::move(args));
+ return this->convertNumberConstructor(offset, type, std::move(args));
} else if (kind == Type::kArray_Kind) {
const Type& base = type.componentType();
for (size_t i = 0; i < args.size(); i++) {
@@ -1597,11 +1597,11 @@
return nullptr;
}
}
- return std::unique_ptr<Expression>(new Constructor(position, type, std::move(args)));
+ return std::unique_ptr<Expression>(new Constructor(offset, type, std::move(args)));
} else if (kind == Type::kVector_Kind || kind == Type::kMatrix_Kind) {
- return this->convertCompoundConstructor(position, type, std::move(args));
+ return this->convertCompoundConstructor(offset, type, std::move(args));
} else {
- fErrors.error(position, "cannot construct '" + type.description() + "'");
+ fErrors.error(offset, "cannot construct '" + type.description() + "'");
return nullptr;
}
}
@@ -1615,31 +1615,31 @@
switch (expression.fOperator) {
case Token::PLUS:
if (!base->fType.isNumber() && base->fType.kind() != Type::kVector_Kind) {
- fErrors.error(expression.fPosition,
+ fErrors.error(expression.fOffset,
"'+' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
return base;
case Token::MINUS:
if (!base->fType.isNumber() && base->fType.kind() != Type::kVector_Kind) {
- fErrors.error(expression.fPosition,
+ fErrors.error(expression.fOffset,
"'-' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
if (base->fKind == Expression::kIntLiteral_Kind) {
- return std::unique_ptr<Expression>(new IntLiteral(fContext, base->fPosition,
+ return std::unique_ptr<Expression>(new IntLiteral(fContext, base->fOffset,
-((IntLiteral&) *base).fValue));
}
if (base->fKind == Expression::kFloatLiteral_Kind) {
double value = -((FloatLiteral&) *base).fValue;
- return std::unique_ptr<Expression>(new FloatLiteral(fContext, base->fPosition,
+ return std::unique_ptr<Expression>(new FloatLiteral(fContext, base->fOffset,
value));
}
return std::unique_ptr<Expression>(new PrefixExpression(Token::MINUS, std::move(base)));
case Token::PLUSPLUS:
if (!base->fType.isNumber()) {
- fErrors.error(expression.fPosition,
- "'" + Token::OperatorName(expression.fOperator) +
+ fErrors.error(expression.fOffset,
+ String("'") + Compiler::OperatorName(expression.fOperator) +
"' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
@@ -1647,8 +1647,8 @@
break;
case Token::MINUSMINUS:
if (!base->fType.isNumber()) {
- fErrors.error(expression.fPosition,
- "'" + Token::OperatorName(expression.fOperator) +
+ fErrors.error(expression.fOffset,
+ String("'") + Compiler::OperatorName(expression.fOperator) +
"' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
@@ -1656,20 +1656,20 @@
break;
case Token::LOGICALNOT:
if (base->fType != *fContext.fBool_Type) {
- fErrors.error(expression.fPosition,
- "'" + Token::OperatorName(expression.fOperator) +
+ fErrors.error(expression.fOffset,
+ String("'") + Compiler::OperatorName(expression.fOperator) +
"' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
if (base->fKind == Expression::kBoolLiteral_Kind) {
- return std::unique_ptr<Expression>(new BoolLiteral(fContext, base->fPosition,
+ return std::unique_ptr<Expression>(new BoolLiteral(fContext, base->fOffset,
!((BoolLiteral&) *base).fValue));
}
break;
case Token::BITWISENOT:
if (base->fType != *fContext.fInt_Type) {
- fErrors.error(expression.fPosition,
- "'" + Token::OperatorName(expression.fOperator) +
+ fErrors.error(expression.fOffset,
+ String("'") + Compiler::OperatorName(expression.fOperator) +
"' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
@@ -1690,18 +1690,18 @@
Type* newType = new Type(oldType.name() + "[" + to_string(size) + "]",
Type::kArray_Kind, oldType, size);
fSymbolTable->takeOwnership(newType);
- return std::unique_ptr<Expression>(new TypeReference(fContext, base->fPosition,
+ return std::unique_ptr<Expression>(new TypeReference(fContext, base->fOffset,
*newType));
} else {
- fErrors.error(base->fPosition, "array size must be a constant");
+ fErrors.error(base->fOffset, "array size must be a constant");
return nullptr;
}
}
if (base->fType.kind() != Type::kArray_Kind && base->fType.kind() != Type::kMatrix_Kind &&
base->fType.kind() != Type::kVector_Kind) {
- fErrors.error(base->fPosition, "expected array, but found '" + base->fType.description() +
- "'");
+ fErrors.error(base->fOffset, "expected array, but found '" + base->fType.description() +
+ "'");
return nullptr;
}
std::unique_ptr<Expression> converted = this->convertExpression(index);
@@ -1719,26 +1719,26 @@
}
std::unique_ptr<Expression> IRGenerator::convertField(std::unique_ptr<Expression> base,
- const String& field) {
+ StringFragment field) {
auto fields = base->fType.fields();
for (size_t i = 0; i < fields.size(); i++) {
if (fields[i].fName == field) {
return std::unique_ptr<Expression>(new FieldAccess(std::move(base), (int) i));
}
}
- fErrors.error(base->fPosition, "type '" + base->fType.description() + "' does not have a "
- "field named '" + field + "");
+ fErrors.error(base->fOffset, "type '" + base->fType.description() + "' does not have a "
+ "field named '" + field + "");
return nullptr;
}
std::unique_ptr<Expression> IRGenerator::convertSwizzle(std::unique_ptr<Expression> base,
- const String& fields) {
+ StringFragment fields) {
if (base->fType.kind() != Type::kVector_Kind) {
- fErrors.error(base->fPosition, "cannot swizzle type '" + base->fType.description() + "'");
+ fErrors.error(base->fOffset, "cannot swizzle type '" + base->fType.description() + "'");
return nullptr;
}
std::vector<int> swizzleComponents;
- for (size_t i = 0; i < fields.size(); i++) {
+ for (size_t i = 0; i < fields.fLength; i++) {
switch (fields[i]) {
case 'x': // fall through
case 'r': // fall through
@@ -1770,40 +1770,40 @@
}
// fall through
default:
- fErrors.error(base->fPosition, String::printf("invalid swizzle component '%c'",
- fields[i]));
+ fErrors.error(base->fOffset, String::printf("invalid swizzle component '%c'",
+ fields[i]));
return nullptr;
}
}
ASSERT(swizzleComponents.size() > 0);
if (swizzleComponents.size() > 4) {
- fErrors.error(base->fPosition, "too many components in swizzle mask '" + fields + "'");
+ fErrors.error(base->fOffset, "too many components in swizzle mask '" + fields + "'");
return nullptr;
}
return std::unique_ptr<Expression>(new Swizzle(fContext, std::move(base), swizzleComponents));
}
-std::unique_ptr<Expression> IRGenerator::getCap(Position position, String name) {
+std::unique_ptr<Expression> IRGenerator::getCap(int offset, String name) {
auto found = fCapsMap.find(name);
if (found == fCapsMap.end()) {
- fErrors.error(position, "unknown capability flag '" + name + "'");
+ fErrors.error(offset, "unknown capability flag '" + name + "'");
return nullptr;
}
String fullName = "sk_Caps." + name;
- return std::unique_ptr<Expression>(new Setting(position, fullName,
- found->second.literal(fContext, position)));
+ return std::unique_ptr<Expression>(new Setting(offset, fullName,
+ found->second.literal(fContext, offset)));
}
-std::unique_ptr<Expression> IRGenerator::getArg(Position position, String name) {
+std::unique_ptr<Expression> IRGenerator::getArg(int offset, String name) {
auto found = fSettings->fArgs.find(name);
if (found == fSettings->fArgs.end()) {
- fErrors.error(position, "unknown argument '" + name + "'");
+ fErrors.error(offset, "unknown argument '" + name + "'");
return nullptr;
}
String fullName = "sk_Args." + name;
- return std::unique_ptr<Expression>(new Setting(position,
+ return std::unique_ptr<Expression>(new Setting(offset,
fullName,
- found->second.literal(fContext, position)));
+ found->second.literal(fContext, offset)));
}
std::unique_ptr<Expression> IRGenerator::convertSuffixExpression(
@@ -1822,10 +1822,10 @@
Type* newType = new Type(oldType.name() + "[]", Type::kArray_Kind, oldType,
-1);
fSymbolTable->takeOwnership(newType);
- return std::unique_ptr<Expression>(new TypeReference(fContext, base->fPosition,
+ return std::unique_ptr<Expression>(new TypeReference(fContext, base->fOffset,
*newType));
} else {
- fErrors.error(expression.fPosition, "'[]' must follow a type name");
+ fErrors.error(expression.fOffset, "'[]' must follow a type name");
return nullptr;
}
}
@@ -1840,15 +1840,15 @@
}
arguments.push_back(std::move(converted));
}
- return this->call(expression.fPosition, std::move(base), std::move(arguments));
+ return this->call(expression.fOffset, std::move(base), std::move(arguments));
}
case ASTSuffix::kField_Kind: {
if (base->fType == *fContext.fSkCaps_Type) {
- return this->getCap(expression.fPosition,
+ return this->getCap(expression.fOffset,
((ASTFieldSuffix&) *expression.fSuffix).fField);
}
if (base->fType == *fContext.fSkArgs_Type) {
- return this->getArg(expression.fPosition,
+ return this->getArg(expression.fOffset,
((ASTFieldSuffix&) *expression.fSuffix).fField);
}
switch (base->fType.kind()) {
@@ -1859,14 +1859,14 @@
return this->convertField(std::move(base),
((ASTFieldSuffix&) *expression.fSuffix).fField);
default:
- fErrors.error(base->fPosition, "cannot swizzle value of type '" +
- base->fType.description() + "'");
+ fErrors.error(base->fOffset, "cannot swizzle value of type '" +
+ base->fType.description() + "'");
return nullptr;
}
}
case ASTSuffix::kPostIncrement_Kind:
if (!base->fType.isNumber()) {
- fErrors.error(expression.fPosition,
+ fErrors.error(expression.fOffset,
"'++' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
@@ -1875,7 +1875,7 @@
Token::PLUSPLUS));
case ASTSuffix::kPostDecrement_Kind:
if (!base->fType.isNumber()) {
- fErrors.error(expression.fPosition,
+ fErrors.error(expression.fOffset,
"'--' cannot operate on '" + base->fType.description() + "'");
return nullptr;
}
@@ -1890,14 +1890,14 @@
void IRGenerator::checkValid(const Expression& expr) {
switch (expr.fKind) {
case Expression::kFunctionReference_Kind:
- fErrors.error(expr.fPosition, "expected '(' to begin function call");
+ fErrors.error(expr.fOffset, "expected '(' to begin function call");
break;
case Expression::kTypeReference_Kind:
- fErrors.error(expr.fPosition, "expected '(' to begin constructor invocation");
+ fErrors.error(expr.fOffset, "expected '(' to begin constructor invocation");
break;
default:
if (expr.fType == *fContext.fInvalid_Type) {
- fErrors.error(expr.fPosition, "invalid expression");
+ fErrors.error(expr.fOffset, "invalid expression");
}
}
}
@@ -1920,7 +1920,7 @@
case Expression::kVariableReference_Kind: {
const Variable& var = ((VariableReference&) expr).fVariable;
if (var.fModifiers.fFlags & (Modifiers::kConst_Flag | Modifiers::kUniform_Flag)) {
- fErrors.error(expr.fPosition,
+ fErrors.error(expr.fOffset,
"cannot modify immutable variable '" + var.fName + "'");
}
((VariableReference&) expr).setRefKind(readWrite ? VariableReference::kReadWrite_RefKind
@@ -1932,7 +1932,7 @@
break;
case Expression::kSwizzle_Kind:
if (has_duplicates((Swizzle&) expr)) {
- fErrors.error(expr.fPosition,
+ fErrors.error(expr.fOffset,
"cannot write to the same swizzle field more than once");
}
this->markWrittenTo(*((Swizzle&) expr).fBase, readWrite);
@@ -1941,18 +1941,20 @@
this->markWrittenTo(*((IndexExpression&) expr).fBase, readWrite);
break;
default:
- fErrors.error(expr.fPosition, "cannot assign to '" + expr.description() + "'");
+ fErrors.error(expr.fOffset, "cannot assign to '" + expr.description() + "'");
break;
}
}
-void IRGenerator::convertProgram(String text,
+void IRGenerator::convertProgram(const char* text,
+ size_t length,
SymbolTable& types,
Modifiers::Flag* defaultPrecision,
std::vector<std::unique_ptr<ProgramElement>>* out) {
- Parser parser(text, types, fErrors);
+ Parser parser(text, length, types, fErrors);
std::vector<std::unique_ptr<ASTDeclaration>> parsed = parser.file();
if (fErrors.errorCount()) {
+ printf("float type has name: '%s'\n", fContext.fFloat_Type->name().c_str());
return;
}
*defaultPrecision = Modifiers::kHighp_Flag;
diff --git a/src/sksl/SkSLIRGenerator.h b/src/sksl/SkSLIRGenerator.h
index 0a1bae4..3dda028 100644
--- a/src/sksl/SkSLIRGenerator.h
+++ b/src/sksl/SkSLIRGenerator.h
@@ -61,7 +61,8 @@
IRGenerator(const Context* context, std::shared_ptr<SymbolTable> root,
ErrorReporter& errorReporter);
- void convertProgram(String text,
+ void convertProgram(const char* text,
+ size_t length,
SymbolTable& types,
Modifiers::Flag* defaultPrecision,
std::vector<std::unique_ptr<ProgramElement>>* result);
@@ -103,26 +104,26 @@
const ASTModifiersDeclaration& m);
const Type* convertType(const ASTType& type);
- std::unique_ptr<Expression> call(Position position,
+ std::unique_ptr<Expression> call(int offset,
const FunctionDeclaration& function,
std::vector<std::unique_ptr<Expression>> arguments);
int callCost(const FunctionDeclaration& function,
const std::vector<std::unique_ptr<Expression>>& arguments);
- std::unique_ptr<Expression> call(Position position, std::unique_ptr<Expression> function,
+ std::unique_ptr<Expression> call(int offset, std::unique_ptr<Expression> function,
std::vector<std::unique_ptr<Expression>> arguments);
int coercionCost(const Expression& expr, const Type& type);
std::unique_ptr<Expression> coerce(std::unique_ptr<Expression> expr, const Type& type);
std::unique_ptr<Block> convertBlock(const ASTBlock& block);
std::unique_ptr<Statement> convertBreak(const ASTBreakStatement& b);
std::unique_ptr<Expression> convertNumberConstructor(
- Position position,
+ int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> params);
std::unique_ptr<Expression> convertCompoundConstructor(
- Position position,
+ int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> params);
- std::unique_ptr<Expression> convertConstructor(Position position,
+ std::unique_ptr<Expression> convertConstructor(int offset,
const Type& type,
std::vector<std::unique_ptr<Expression>> params);
std::unique_ptr<Statement> convertContinue(const ASTContinueStatement& c);
@@ -142,13 +143,13 @@
std::unique_ptr<Expression> convertPrefixExpression(const ASTPrefixExpression& expression);
std::unique_ptr<Statement> convertReturn(const ASTReturnStatement& r);
std::unique_ptr<Section> convertSection(const ASTSection& e);
- std::unique_ptr<Expression> getCap(Position position, String name);
- std::unique_ptr<Expression> getArg(Position position, String name);
+ std::unique_ptr<Expression> getCap(int offset, String name);
+ std::unique_ptr<Expression> getArg(int offset, String name);
std::unique_ptr<Expression> convertSuffixExpression(const ASTSuffixExpression& expression);
std::unique_ptr<Expression> convertField(std::unique_ptr<Expression> base,
- const String& field);
+ StringFragment field);
std::unique_ptr<Expression> convertSwizzle(std::unique_ptr<Expression> base,
- const String& fields);
+ StringFragment fields);
std::unique_ptr<Expression> convertTernaryExpression(const ASTTernaryExpression& expression);
std::unique_ptr<Statement> convertVarDeclarationStatement(const ASTVarDeclarationStatement& s);
std::unique_ptr<Statement> convertWhile(const ASTWhileStatement& w);
diff --git a/src/sksl/SkSLLayoutLexer.cpp b/src/sksl/SkSLLayoutLexer.cpp
new file mode 100644
index 0000000..968391e
--- /dev/null
+++ b/src/sksl/SkSLLayoutLexer.cpp
@@ -0,0 +1,1343 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+/*****************************************************************************************
+ ******************** This file was generated by sksllex. Do not edit. *******************
+ *****************************************************************************************/
+#include "SkSLLayoutLexer.h"
+
+namespace SkSL {
+
+static int16_t transitions[127][207] = {
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 202, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+};
+
+static int16_t accepts[207] = {
+ -1, -1, 23, 23, -1, -1, -1, -1, -1, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 10, -1, -1, -1, -1, -1, 6, 23, -1, -1, -1,
+ 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 7, -1, -1,
+ -1, -1, -1, -1, -1, -1, 20, 23, -1, 22, 23, -1, -1, -1, -1, -1, -1, -1, -1, 14, 13, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, 15, -1, -1, -1, -1, -1, -1, 1, 23, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, 19, 23, -1, -1, -1, -1, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 9, 23, -1, -1, -1,
+ -1, 12, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 11, 23, -1, 5, 23, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, 17, 16, -1, -1, -1, -1, -1, -1, -1, -1, -1, 18, 23, -1, -1, 21,
+};
+
+LayoutToken LayoutLexer::next() {
+ int startOffset = fOffset;
+ if (startOffset == fLength) {
+ return LayoutToken(LayoutToken::END_OF_FILE, startOffset, 0);
+ }
+ int offset = startOffset;
+ int state = 1;
+ LayoutToken::Kind lastAccept = LayoutToken::Kind::INVALID;
+ int lastAcceptEnd = startOffset + 1;
+ while (offset < fLength) {
+ state = transitions[(int)fText[offset]][state];
+ ++offset;
+ if (!state) {
+ break;
+ }
+ if (accepts[state]) {
+ lastAccept = (LayoutToken::Kind)accepts[state];
+ lastAcceptEnd = offset;
+ }
+ }
+ fOffset = lastAcceptEnd;
+ return LayoutToken(lastAccept, startOffset, lastAcceptEnd - startOffset);
+}
+
+} // namespace
diff --git a/src/sksl/SkSLLayoutLexer.h b/src/sksl/SkSLLayoutLexer.h
new file mode 100644
index 0000000..f3d250a
--- /dev/null
+++ b/src/sksl/SkSLLayoutLexer.h
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+/*****************************************************************************************
+ ******************** This file was generated by sksllex. Do not edit. *******************
+ *****************************************************************************************/
+#ifndef SKSL_LayoutLexer
+#define SKSL_LayoutLexer
+#include <cstddef>
+#include <cstdint>
+namespace SkSL {
+
+struct LayoutToken {
+ enum Kind {
+#undef END_OF_FILE
+ END_OF_FILE,
+#undef LOCATION
+ LOCATION,
+#undef OFFSET
+ OFFSET,
+#undef BINDING
+ BINDING,
+#undef INDEX
+ INDEX,
+#undef SET
+ SET,
+#undef BUILTIN
+ BUILTIN,
+#undef INPUT_ATTACHMENT_INDEX
+ INPUT_ATTACHMENT_INDEX,
+#undef ORIGIN_UPPER_LEFT
+ ORIGIN_UPPER_LEFT,
+#undef OVERRIDE_COVERAGE
+ OVERRIDE_COVERAGE,
+#undef BLEND_SUPPORT_ALL_EQUATIONS
+ BLEND_SUPPORT_ALL_EQUATIONS,
+#undef PUSH_CONSTANT
+ PUSH_CONSTANT,
+#undef POINTS
+ POINTS,
+#undef LINES
+ LINES,
+#undef LINE_STRIP
+ LINE_STRIP,
+#undef LINES_ADJACENCY
+ LINES_ADJACENCY,
+#undef TRIANGLES
+ TRIANGLES,
+#undef TRIANGLE_STRIP
+ TRIANGLE_STRIP,
+#undef TRIANGLES_ADJACENCY
+ TRIANGLES_ADJACENCY,
+#undef MAX_VERTICES
+ MAX_VERTICES,
+#undef INVOCATIONS
+ INVOCATIONS,
+#undef WHEN
+ WHEN,
+#undef KEY
+ KEY,
+#undef INVALID
+ INVALID,
+ };
+
+ LayoutToken() : fKind(Kind::INVALID), fOffset(-1), fLength(-1) {}
+
+ LayoutToken(Kind kind, int offset, int length)
+ : fKind(kind), fOffset(offset), fLength(length) {}
+
+ Kind fKind;
+ int fOffset;
+ int fLength;
+};
+
+class LayoutLexer {
+public:
+ void start(const char* text, size_t length) {
+ fText = text;
+ fLength = length;
+ fOffset = 0;
+ }
+
+ LayoutToken next();
+
+private:
+ const char* fText;
+ int fLength;
+ int fOffset;
+};
+
+} // namespace
+#endif
diff --git a/src/sksl/SkSLLexer.cpp b/src/sksl/SkSLLexer.cpp
new file mode 100644
index 0000000..ed905ac
--- /dev/null
+++ b/src/sksl/SkSLLexer.cpp
@@ -0,0 +1,1925 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+/*****************************************************************************************
+ ******************** This file was generated by sksllex. Do not edit. *******************
+ *****************************************************************************************/
+#include "SkSLLexer.h"
+
+namespace SkSL {
+
+static int16_t transitions[127][281] = {
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+ {
+ 0, 280, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 35, 35, 0, 38, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ },
+};
+
+static int16_t accepts[281] = {
+ -1, -1, 92, 92, 95, 66, 71, 95, 40, 39, 39, 56, 80, 61, 65, 88, 85, 42, 43, 54, 78, 52,
+ 50, 76, 49, 53, 51, 77, 90, 48, 1, -1, -1, 1, 55, -1, -1, 94, 93, 79, 2, 1, 1, -1,
+ -1, 1, -1, -1, 1, 2, -1, -1, 1, -1, 2, 2, 68, 91, 89, 73, 57, 81, 75, 69, 70, 72,
+ 74, 58, 82, 67, 95, 41, 41, 6, 41, 41, 41, 41, 41, 12, 46, 47, 60, 84, 64, 87, 39, 39,
+ 39, 39, 15, 39, 39, 39, 39, 34, 39, 39, 39, 13, 39, 39, 39, 39, 39, 39, 31, 39, 39, 23,
+ 39, 39, 39, 39, 16, 39, 39, 39, 39, 39, 39, 14, 39, 39, 39, 39, 39, 17, 10, 39, 39, 39,
+ 7, 39, 39, 39, 39, 4, 39, 39, 27, 39, 8, 39, 39, 39, 39, 26, 39, 5, 19, 39, 39, 21,
+ 39, 39, 39, 39, 39, 37, 39, 39, 24, 39, 39, 39, 39, 39, 39, 25, 39, 39, 39, 39, 39, 39,
+ 39, 39, 39, 39, 39, 39, 28, 39, 39, 20, 39, 39, 39, 39, 39, 39, 39, 39, 38, 39, 39, 39,
+ 39, 39, 39, 39, 29, 39, 39, 39, 39, 39, 33, 39, 39, 39, 18, 39, 39, 39, 39, 39, 39, 39,
+ 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 35, 39, 39, 39, 39, 36, 39, 39, 39, 39, 11,
+ 39, 39, 39, 3, 39, 39, 39, 39, 39, 39, 22, 39, 39, 39, 39, 39, 39, 39, 32, 39, 39, 39,
+ 39, 9, 39, 39, 39, 39, 39, 39, 39, 30, 44, 59, 83, 63, 86, 45, 62,
+};
+
+Token Lexer::next() {
+ int startOffset = fOffset;
+ if (startOffset == fLength) {
+ return Token(Token::END_OF_FILE, startOffset, 0);
+ }
+ int offset = startOffset;
+ int state = 1;
+ Token::Kind lastAccept = Token::Kind::INVALID;
+ int lastAcceptEnd = startOffset + 1;
+ while (offset < fLength) {
+ state = transitions[(int)fText[offset]][state];
+ ++offset;
+ if (!state) {
+ break;
+ }
+ if (accepts[state]) {
+ lastAccept = (Token::Kind)accepts[state];
+ lastAcceptEnd = offset;
+ }
+ }
+ fOffset = lastAcceptEnd;
+ return Token(lastAccept, startOffset, lastAcceptEnd - startOffset);
+}
+
+} // namespace
diff --git a/src/sksl/SkSLLexer.h b/src/sksl/SkSLLexer.h
new file mode 100644
index 0000000..246be22
--- /dev/null
+++ b/src/sksl/SkSLLexer.h
@@ -0,0 +1,238 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+/*****************************************************************************************
+ ******************** This file was generated by sksllex. Do not edit. *******************
+ *****************************************************************************************/
+#ifndef SKSL_Lexer
+#define SKSL_Lexer
+#include <cstddef>
+#include <cstdint>
+namespace SkSL {
+
+struct Token {
+ enum Kind {
+#undef END_OF_FILE
+ END_OF_FILE,
+#undef FLOAT_LITERAL
+ FLOAT_LITERAL,
+#undef INT_LITERAL
+ INT_LITERAL,
+#undef TRUE_LITERAL
+ TRUE_LITERAL,
+#undef FALSE_LITERAL
+ FALSE_LITERAL,
+#undef IF
+ IF,
+#undef STATIC_IF
+ STATIC_IF,
+#undef ELSE
+ ELSE,
+#undef FOR
+ FOR,
+#undef WHILE
+ WHILE,
+#undef DO
+ DO,
+#undef SWITCH
+ SWITCH,
+#undef STATIC_SWITCH
+ STATIC_SWITCH,
+#undef CASE
+ CASE,
+#undef DEFAULT
+ DEFAULT,
+#undef BREAK
+ BREAK,
+#undef CONTINUE
+ CONTINUE,
+#undef DISCARD
+ DISCARD,
+#undef RETURN
+ RETURN,
+#undef IN
+ IN,
+#undef OUT
+ OUT,
+#undef INOUT
+ INOUT,
+#undef UNIFORM
+ UNIFORM,
+#undef CONST
+ CONST,
+#undef LOWP
+ LOWP,
+#undef MEDIUMP
+ MEDIUMP,
+#undef HIGHP
+ HIGHP,
+#undef FLAT
+ FLAT,
+#undef NOPERSPECTIVE
+ NOPERSPECTIVE,
+#undef READONLY
+ READONLY,
+#undef WRITEONLY
+ WRITEONLY,
+#undef COHERENT
+ COHERENT,
+#undef VOLATILE
+ VOLATILE,
+#undef RESTRICT
+ RESTRICT,
+#undef BUFFER
+ BUFFER,
+#undef HASSIDEEFFECTS
+ HASSIDEEFFECTS,
+#undef STRUCT
+ STRUCT,
+#undef LAYOUT
+ LAYOUT,
+#undef PRECISION
+ PRECISION,
+#undef IDENTIFIER
+ IDENTIFIER,
+#undef DIRECTIVE
+ DIRECTIVE,
+#undef SECTION
+ SECTION,
+#undef LPAREN
+ LPAREN,
+#undef RPAREN
+ RPAREN,
+#undef LBRACE
+ LBRACE,
+#undef RBRACE
+ RBRACE,
+#undef LBRACKET
+ LBRACKET,
+#undef RBRACKET
+ RBRACKET,
+#undef DOT
+ DOT,
+#undef COMMA
+ COMMA,
+#undef PLUSPLUS
+ PLUSPLUS,
+#undef MINUSMINUS
+ MINUSMINUS,
+#undef PLUS
+ PLUS,
+#undef MINUS
+ MINUS,
+#undef STAR
+ STAR,
+#undef SLASH
+ SLASH,
+#undef PERCENT
+ PERCENT,
+#undef SHL
+ SHL,
+#undef SHR
+ SHR,
+#undef BITWISEOR
+ BITWISEOR,
+#undef BITWISEXOR
+ BITWISEXOR,
+#undef BITWISEAND
+ BITWISEAND,
+#undef BITWISENOT
+ BITWISENOT,
+#undef LOGICALOR
+ LOGICALOR,
+#undef LOGICALXOR
+ LOGICALXOR,
+#undef LOGICALAND
+ LOGICALAND,
+#undef LOGICALNOT
+ LOGICALNOT,
+#undef QUESTION
+ QUESTION,
+#undef COLON
+ COLON,
+#undef EQ
+ EQ,
+#undef EQEQ
+ EQEQ,
+#undef NEQ
+ NEQ,
+#undef GT
+ GT,
+#undef LT
+ LT,
+#undef GTEQ
+ GTEQ,
+#undef LTEQ
+ LTEQ,
+#undef PLUSEQ
+ PLUSEQ,
+#undef MINUSEQ
+ MINUSEQ,
+#undef STAREQ
+ STAREQ,
+#undef SLASHEQ
+ SLASHEQ,
+#undef PERCENTEQ
+ PERCENTEQ,
+#undef SHLEQ
+ SHLEQ,
+#undef SHREQ
+ SHREQ,
+#undef BITWISEOREQ
+ BITWISEOREQ,
+#undef BITWISEXOREQ
+ BITWISEXOREQ,
+#undef BITWISEANDEQ
+ BITWISEANDEQ,
+#undef LOGICALOREQ
+ LOGICALOREQ,
+#undef LOGICALXOREQ
+ LOGICALXOREQ,
+#undef LOGICALANDEQ
+ LOGICALANDEQ,
+#undef SEMICOLON
+ SEMICOLON,
+#undef ARROW
+ ARROW,
+#undef COLONCOLON
+ COLONCOLON,
+#undef WHITESPACE
+ WHITESPACE,
+#undef LINE_COMMENT
+ LINE_COMMENT,
+#undef BLOCK_COMMENT
+ BLOCK_COMMENT,
+#undef INVALID
+ INVALID,
+ };
+
+ Token() : fKind(Kind::INVALID), fOffset(-1), fLength(-1) {}
+
+ Token(Kind kind, int offset, int length) : fKind(kind), fOffset(offset), fLength(length) {}
+
+ Kind fKind;
+ int fOffset;
+ int fLength;
+};
+
+class Lexer {
+public:
+ void start(const char* text, size_t length) {
+ fText = text;
+ fLength = length;
+ fOffset = 0;
+ }
+
+ Token next();
+
+private:
+ const char* fText;
+ int fLength;
+ int fOffset;
+};
+
+} // namespace
+#endif
diff --git a/src/sksl/SkSLParser.cpp b/src/sksl/SkSLParser.cpp
index f712b34..d8ecc61 100644
--- a/src/sksl/SkSLParser.cpp
+++ b/src/sksl/SkSLParser.cpp
@@ -7,26 +7,6 @@
#include "stdio.h"
#include "SkSLParser.h"
-#include "SkSLToken.h"
-
-#define register
-#include "disable_flex_warnings.h"
-#include "lex.sksl.c"
-static_assert(YY_FLEX_MAJOR_VERSION * 10000 + YY_FLEX_MINOR_VERSION * 100 +
- YY_FLEX_SUBMINOR_VERSION >= 20601,
- "we require Flex 2.6.1 or better for security reasons");
-#undef register
-#ifdef __clang__
-#pragma clang diagnostic pop
-#endif
-#ifdef __GNUC__
-#pragma GCC diagnostic pop
-#endif
-#ifdef _MSC_VER
-#pragma warning(pop)
-#endif
-
-#include "lex.layout.h"
#include "ast/SkSLASTBinaryExpression.h"
#include "ast/SkSLASTBlock.h"
#include "ast/SkSLASTBoolLiteral.h"
@@ -83,7 +63,7 @@
bool checkValid() {
if (fParser->fDepth > MAX_PARSE_DEPTH) {
- fParser->error(fParser->peek().fPosition, String("exceeded max parse depth"));
+ fParser->error(fParser->peek(), String("exceeded max parse depth"));
return false;
}
return true;
@@ -93,20 +73,12 @@
Parser* fParser;
};
-Parser::Parser(String text, SymbolTable& types, ErrorReporter& errors)
-: fPushback(Position(-1, -1), Token::INVALID_TOKEN, String())
+Parser::Parser(const char* text, size_t length, SymbolTable& types, ErrorReporter& errors)
+: fText(text)
+, fPushback(Token::INVALID, -1, -1)
, fTypes(types)
, fErrors(errors) {
- sksllex_init(&fScanner);
- layoutlex_init(&fLayoutScanner);
- fBuffer = sksl_scan_string(text.c_str(), fScanner);
- skslset_lineno(1, fScanner);
-}
-
-Parser::~Parser() {
- sksl_delete_buffer(fBuffer, fScanner);
- sksllex_destroy(fScanner);
- layoutlex_destroy(fLayoutScanner);
+ fLexer.start(text, length);
}
/* (precision | directive | section | declaration)* END_OF_FILE */
@@ -148,53 +120,39 @@
}
}
-Token Parser::nextRawToken(bool needText) {
- if (fPushback.fKind != Token::INVALID_TOKEN) {
- Token result(std::move(fPushback));
- fPushback.fKind = Token::INVALID_TOKEN;
- fPushback.fText.clear();
+Token Parser::nextRawToken() {
+ if (fPushback.fKind != Token::INVALID) {
+ Token result = fPushback;
+ fPushback.fKind = Token::INVALID;
return result;
}
- Token::Kind kind = (Token::Kind) sksllex(fScanner);
- if (!needText) {
- switch (kind) {
- case Token::Kind::DIRECTIVE: // fall through
- case Token::Kind::IDENTIFIER: // fall through
- case Token::Kind::INT_LITERAL: // fall through
- case Token::Kind::FLOAT_LITERAL: // fall through
- case Token::Kind::SECTION:
- needText = true;
- default:
- break;
- }
- }
- static String unavailable("<unavailable>");
- return Token(Position(skslget_lineno(fScanner), -1), kind,
- needText ? String(skslget_text(fScanner)) : unavailable);
+ Token result = fLexer.next();
+ return result;
}
Token Parser::nextToken() {
- Token token;
- do {
- token = this->nextRawToken(false);
- } while (token.fKind == Token::WHITESPACE);
+ Token token = this->nextRawToken();
+ while (token.fKind == Token::WHITESPACE || token.fKind == Token::LINE_COMMENT ||
+ token.fKind == Token::BLOCK_COMMENT) {
+ token = this->nextRawToken();
+ }
return token;
}
void Parser::pushback(Token t) {
- ASSERT(fPushback.fKind == Token::INVALID_TOKEN);
+ ASSERT(fPushback.fKind == Token::INVALID);
fPushback = std::move(t);
}
Token Parser::peek() {
- if (fPushback.fKind == Token::INVALID_TOKEN) {
+ if (fPushback.fKind == Token::INVALID) {
fPushback = this->nextToken();
}
return fPushback;
}
bool Parser::checkNext(Token::Kind kind, Token* result) {
- if (fPushback.fKind != Token::INVALID_TOKEN && fPushback.fKind != kind) {
+ if (fPushback.fKind != Token::INVALID && fPushback.fKind != kind) {
return false;
}
Token next = this->nextToken();
@@ -216,25 +174,25 @@
}
return true;
} else {
- if (next.fText.size()) {
- this->error(next.fPosition, "expected " + String(expected) + ", but found '" +
- next.fText + "'");
- } else {
- this->error(next.fPosition, "parse error, recompile in debug mode for details");
- }
+ this->error(next, "expected " + String(expected) + ", but found '" +
+ this->text(next) + "'");
return false;
}
}
-void Parser::error(Position p, const char* msg) {
- this->error(p, String(msg));
+StringFragment Parser::text(Token token) {
+ return StringFragment(fText + token.fOffset, token.fLength);
}
-void Parser::error(Position p, String msg) {
- fErrors.error(p, msg);
+void Parser::error(Token token, String msg) {
+ this->error(token.fOffset, msg);
}
-bool Parser::isType(const String& name) {
+void Parser::error(int offset, String msg) {
+ fErrors.error(offset, msg);
+}
+
+bool Parser::isType(StringFragment name) {
return nullptr != fTypes[name];
}
@@ -256,8 +214,8 @@
result = Modifiers::kHighp_Flag;
break;
default:
- this->error(p.fPosition, "expected 'lowp', 'mediump', or 'highp', but found '" +
- p.fText + "'");
+ this->error(p, "expected 'lowp', 'mediump', or 'highp', but found '" +
+ this->text(p) + "'");
return nullptr;
}
// FIXME handle the type
@@ -265,7 +223,7 @@
return nullptr;
}
this->expect(Token::SEMICOLON, "';'");
- return std::unique_ptr<ASTDeclaration>(new ASTPrecision(p.fPosition, result));
+ return std::unique_ptr<ASTDeclaration>(new ASTPrecision(p.fOffset, result));
}
/* DIRECTIVE(#version) INT_LITERAL ("es" | "compatibility")? |
@@ -275,16 +233,18 @@
if (!this->expect(Token::DIRECTIVE, "a directive", &start)) {
return nullptr;
}
- if (start.fText == "#version") {
+ StringFragment text = this->text(start);
+ if (text == "#version") {
this->expect(Token::INT_LITERAL, "a version number");
Token next = this->peek();
- if (next.fText == "es" || next.fText == "compatibility") {
+ StringFragment nextText = this->text(next);
+ if (nextText == "es" || nextText == "compatibility") {
this->nextToken();
}
// version is ignored for now; it will eventually become an error when we stop pretending
// to be GLSL
return nullptr;
- } else if (start.fText == "#extension") {
+ } else if (text == "#extension") {
Token name;
if (!this->expect(Token::IDENTIFIER, "an identifier", &name)) {
return nullptr;
@@ -296,10 +256,10 @@
if (!this->expect(Token::IDENTIFIER, "an identifier")) {
return nullptr;
}
- return std::unique_ptr<ASTDeclaration>(new ASTExtension(start.fPosition,
- std::move(name.fText)));
+ return std::unique_ptr<ASTDeclaration>(new ASTExtension(start.fOffset,
+ String(this->text(name))));
} else {
- this->error(start.fPosition, "unsupported directive '" + start.fText + "'");
+ this->error(start, "unsupported directive '" + this->text(start) + "'");
return nullptr;
}
}
@@ -318,7 +278,7 @@
if (!this->expect(Token::IDENTIFIER, "an identifier", &argToken)) {
return nullptr;
}
- argument = argToken.fText;
+ argument = this->text(argToken);
if (!this->expect(Token::RPAREN, "')'")) {
return nullptr;
}
@@ -329,7 +289,7 @@
String text;
int level = 1;
for (;;) {
- Token next = this->nextRawToken(true);
+ Token next = this->nextRawToken();
switch (next.fKind) {
case Token::LBRACE:
++level;
@@ -338,7 +298,7 @@
--level;
break;
case Token::END_OF_FILE:
- this->error(start.fPosition, "reached end of file while parsing section");
+ this->error(start, "reached end of file while parsing section");
return nullptr;
default:
break;
@@ -346,10 +306,13 @@
if (!level) {
break;
}
- text += next.fText;
+ text += this->text(next);
}
- return std::unique_ptr<ASTDeclaration>(new ASTSection(start.fPosition,
- String(start.fText.c_str() + 1),
+ StringFragment name = this->text(start);
+ ++name.fChars;
+ --name.fLength;
+ return std::unique_ptr<ASTDeclaration>(new ASTSection(start.fOffset,
+ String(name),
argument,
text));
}
@@ -359,7 +322,7 @@
std::unique_ptr<ASTDeclaration> Parser::declaration() {
Modifiers modifiers = this->modifiers();
Token lookahead = this->peek();
- if (lookahead.fKind == Token::IDENTIFIER && !this->isType(lookahead.fText)) {
+ if (lookahead.fKind == Token::IDENTIFIER && !this->isType(this->text(lookahead))) {
// we have an identifier that's not a type, could be the start of an interface block
return this->interfaceBlock(modifiers);
}
@@ -403,14 +366,14 @@
return nullptr;
}
}
- return std::unique_ptr<ASTDeclaration>(new ASTFunction(name.fPosition,
+ return std::unique_ptr<ASTDeclaration>(new ASTFunction(name.fOffset,
modifiers,
std::move(type),
- std::move(name.fText),
+ this->text(name),
std::move(parameters),
std::move(body)));
} else {
- return this->varDeclarationEnd(modifiers, std::move(type), std::move(name.fText));
+ return this->varDeclarationEnd(modifiers, std::move(type), this->text(name));
}
}
@@ -425,7 +388,7 @@
if (!this->expect(Token::IDENTIFIER, "an identifier", &name)) {
return nullptr;
}
- return this->varDeclarationEnd(modifiers, std::move(type), std::move(name.fText));
+ return this->varDeclarationEnd(modifiers, std::move(type), this->text(name));
}
/* STRUCT IDENTIFIER LBRACE varDeclaration* RBRACE */
@@ -450,7 +413,7 @@
auto type = (const Type*) fTypes[decl->fType->fName];
for (int i = (int) var.fSizes.size() - 1; i >= 0; i--) {
if (!var.fSizes[i] || var.fSizes[i]->fKind != ASTExpression::kInt_Kind) {
- this->error(decl->fPosition, "array size in struct field must be a constant");
+ this->error(decl->fOffset, "array size in struct field must be a constant");
return nullptr;
}
uint64_t columns = ((ASTIntLiteral&) *var.fSizes[i]).fValue;
@@ -460,15 +423,16 @@
}
fields.push_back(Type::Field(decl->fModifiers, var.fName, type));
if (var.fValue) {
- this->error(decl->fPosition, "initializers are not permitted on struct fields");
+ this->error(decl->fOffset, "initializers are not permitted on struct fields");
}
}
}
if (!this->expect(Token::RBRACE, "'}'")) {
return nullptr;
}
- fTypes.add(name.fText, std::unique_ptr<Type>(new Type(name.fPosition, name.fText, fields)));
- return std::unique_ptr<ASTType>(new ASTType(name.fPosition, name.fText,
+ fTypes.add(this->text(name), std::unique_ptr<Type>(new Type(name.fOffset, this->text(name),
+ fields)));
+ return std::unique_ptr<ASTType>(new ASTType(name.fOffset, this->text(name),
ASTType::kStruct_Kind, std::vector<int>()));
}
@@ -482,11 +446,11 @@
if (this->checkNext(Token::IDENTIFIER, &name)) {
std::unique_ptr<ASTVarDeclarations> result = this->varDeclarationEnd(modifiers,
std::move(type),
- std::move(name.fText));
+ this->text(name));
if (result) {
for (const auto& var : result->fVars) {
if (var.fValue) {
- this->error(var.fValue->fPosition,
+ this->error(var.fValue->fOffset,
"struct variables cannot be initialized");
}
}
@@ -501,7 +465,7 @@
(LBRACKET expression? RBRACKET)* (EQ assignmentExpression)?)* SEMICOLON */
std::unique_ptr<ASTVarDeclarations> Parser::varDeclarationEnd(Modifiers mods,
std::unique_ptr<ASTType> type,
- String name) {
+ StringFragment name) {
std::vector<ASTVarDeclaration> vars;
std::vector<std::unique_ptr<ASTExpression>> currentVarSizes;
while (this->checkNext(Token::LBRACKET)) {
@@ -525,7 +489,7 @@
return nullptr;
}
}
- vars.emplace_back(std::move(name), std::move(currentVarSizes), std::move(value));
+ vars.emplace_back(name, std::move(currentVarSizes), std::move(value));
while (this->checkNext(Token::COMMA)) {
Token name;
if (!this->expect(Token::IDENTIFIER, "an identifier", &name)) {
@@ -553,7 +517,7 @@
return nullptr;
}
}
- vars.emplace_back(std::move(name.fText), std::move(currentVarSizes), std::move(value));
+ vars.emplace_back(this->text(name), std::move(currentVarSizes), std::move(value));
}
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
@@ -580,14 +544,13 @@
if (!this->expect(Token::INT_LITERAL, "a positive integer", &sizeToken)) {
return nullptr;
}
- sizes.push_back(SkSL::stoi(sizeToken.fText));
+ sizes.push_back(SkSL::stoi(this->text(sizeToken)));
if (!this->expect(Token::RBRACKET, "']'")) {
return nullptr;
}
}
- return std::unique_ptr<ASTParameter>(new ASTParameter(name.fPosition, modifiers,
- std::move(type), name.fText,
- std::move(sizes)));
+ return std::unique_ptr<ASTParameter>(new ASTParameter(name.fOffset, modifiers, std::move(type),
+ this->text(name), std::move(sizes)));
}
/** (EQ INT_LITERAL)? */
@@ -597,7 +560,7 @@
}
Token resultToken;
if (this->expect(Token::INT_LITERAL, "a non-negative integer", &resultToken)) {
- return SkSL::stoi(resultToken.fText);
+ return SkSL::stoi(this->text(resultToken));
}
return -1;
}
@@ -607,13 +570,13 @@
if (!this->expect(Token::EQ, "'='")) {
return "";
}
- Token start = this->nextRawToken(true);
+ Token start = this->nextRawToken();
this->pushback(start);
String code;
int level = 1;
bool done = false;
while (!done) {
- Token next = this->nextRawToken(true);
+ Token next = this->nextRawToken();
switch (next.fKind) {
case Token::LPAREN:
++level;
@@ -627,7 +590,7 @@
}
break;
case Token::END_OF_FILE:
- this->error(start.fPosition, "reached end of file while parsing layout");
+ this->error(start, "reached end of file while parsing layout");
return nullptr;
default:
break;
@@ -639,7 +602,7 @@
this->pushback(std::move(next));
}
else {
- code += next.fText;
+ code += this->text(next);
}
}
return code;
@@ -651,10 +614,10 @@
this->expect(Token::EQ, "'='");
Token key;
if (this->expect(Token::IDENTIFIER, "an identifer", &key)) {
- if (key.fText == "identity") {
+ if (this->text(key) == "identity") {
return Layout::kIdentity_Key;
} else {
- this->error(key.fPosition, "unsupported layout key");
+ this->error(key, "unsupported layout key");
}
}
}
@@ -688,84 +651,84 @@
}
for (;;) {
Token t = this->nextToken();
- YY_BUFFER_STATE buffer;
- buffer = layout_scan_string(t.fText.c_str(), fLayoutScanner);
- int token = layoutlex(fLayoutScanner);
- layout_delete_buffer(buffer, fLayoutScanner);
- if (token != Token::INVALID_TOKEN) {
+ String text = this->text(t);
+ fLayoutLexer.start(text.c_str(), text.size());
+ int token = fLayoutLexer.next().fKind;
+ if (token != LayoutToken::INVALID) {
switch (token) {
- case Token::LOCATION:
+ case LayoutToken::LOCATION:
location = this->layoutInt();
break;
- case Token::OFFSET:
+ case LayoutToken::OFFSET:
offset = this->layoutInt();
break;
- case Token::BINDING:
+ case LayoutToken::BINDING:
binding = this->layoutInt();
break;
- case Token::INDEX:
+ case LayoutToken::INDEX:
index = this->layoutInt();
break;
- case Token::SET:
+ case LayoutToken::SET:
set = this->layoutInt();
break;
- case Token::BUILTIN:
+ case LayoutToken::BUILTIN:
builtin = this->layoutInt();
break;
- case Token::INPUT_ATTACHMENT_INDEX:
+ case LayoutToken::INPUT_ATTACHMENT_INDEX:
inputAttachmentIndex = this->layoutInt();
break;
- case Token::ORIGIN_UPPER_LEFT:
+ case LayoutToken::ORIGIN_UPPER_LEFT:
originUpperLeft = true;
break;
- case Token::OVERRIDE_COVERAGE:
+ case LayoutToken::OVERRIDE_COVERAGE:
overrideCoverage = true;
break;
- case Token::BLEND_SUPPORT_ALL_EQUATIONS:
+ case LayoutToken::BLEND_SUPPORT_ALL_EQUATIONS:
blendSupportAllEquations = true;
break;
- case Token::PUSH_CONSTANT:
+ case LayoutToken::PUSH_CONSTANT:
pushConstant = true;
break;
- case Token::POINTS:
+ case LayoutToken::POINTS:
primitive = Layout::kPoints_Primitive;
break;
- case Token::LINES:
+ case LayoutToken::LINES:
primitive = Layout::kLines_Primitive;
break;
- case Token::LINE_STRIP:
+ case LayoutToken::LINE_STRIP:
primitive = Layout::kLineStrip_Primitive;
break;
- case Token::LINES_ADJACENCY:
+ case LayoutToken::LINES_ADJACENCY:
primitive = Layout::kLinesAdjacency_Primitive;
break;
- case Token::TRIANGLES:
+ case LayoutToken::TRIANGLES:
primitive = Layout::kTriangles_Primitive;
break;
- case Token::TRIANGLE_STRIP:
+ case LayoutToken::TRIANGLE_STRIP:
primitive = Layout::kTriangleStrip_Primitive;
break;
- case Token::TRIANGLES_ADJACENCY:
+ case LayoutToken::TRIANGLES_ADJACENCY:
primitive = Layout::kTrianglesAdjacency_Primitive;
break;
- case Token::MAX_VERTICES:
+ case LayoutToken::MAX_VERTICES:
maxVertices = this->layoutInt();
break;
- case Token::INVOCATIONS:
+ case LayoutToken::INVOCATIONS:
invocations = this->layoutInt();
break;
- case Token::WHEN:
+ case LayoutToken::WHEN:
when = this->layoutCode();
break;
- case Token::KEY:
+ case LayoutToken::KEY:
key = this->layoutKey();
break;
+ default:
+ ASSERT(false);
}
- } else if (Layout::ReadFormat(t.fText, &format)) {
+ } else if (Layout::ReadFormat(this->text(t), &format)) {
// AST::ReadFormat stored the result in 'format'.
} else {
- this->error(t.fPosition, ("'" + t.fText +
- "' is not a valid layout qualifier").c_str());
+ this->error(t, ("'" + this->text(t) + "' is not a valid layout qualifier").c_str());
}
if (this->checkNext(Token::RPAREN)) {
break;
@@ -899,7 +862,7 @@
return this->block();
case Token::SEMICOLON:
this->nextToken();
- return std::unique_ptr<ASTStatement>(new ASTBlock(start.fPosition,
+ return std::unique_ptr<ASTStatement>(new ASTBlock(start.fOffset,
std::vector<std::unique_ptr<ASTStatement>>()));
case Token::CONST: // fall through
case Token::HIGHP: // fall through
@@ -912,7 +875,7 @@
return std::unique_ptr<ASTStatement>(new ASTVarDeclarationStatement(std::move(decl)));
}
case Token::IDENTIFIER:
- if (this->isType(start.fText)) {
+ if (this->isType(this->text(start))) {
auto decl = this->varDeclarations();
if (!decl) {
return nullptr;
@@ -932,8 +895,8 @@
if (!this->expect(Token::IDENTIFIER, "a type", &type)) {
return nullptr;
}
- if (!this->isType(type.fText)) {
- this->error(type.fPosition, ("no type named '" + type.fText + "'").c_str());
+ if (!this->isType(this->text(type))) {
+ this->error(type, ("no type named '" + this->text(type) + "'").c_str());
return nullptr;
}
std::vector<int> sizes;
@@ -950,7 +913,7 @@
}
this->expect(Token::RBRACKET, "']'");
}
- return std::unique_ptr<ASTType>(new ASTType(type.fPosition, std::move(type.fText),
+ return std::unique_ptr<ASTType>(new ASTType(type.fOffset, this->text(type),
ASTType::kIdentifier_Kind, sizes));
}
@@ -964,7 +927,7 @@
// we only get into interfaceBlock if we found a top-level identifier which was not a type.
// 99% of the time, the user was not actually intending to create an interface block, so
// it's better to report it as an unknown type
- this->error(name.fPosition, "no type named '" + name.fText + "'");
+ this->error(name, "no type named '" + this->text(name) + "'");
return nullptr;
}
this->nextToken();
@@ -978,8 +941,9 @@
}
this->nextToken();
std::vector<std::unique_ptr<ASTExpression>> sizes;
- Token instanceName;
- if (this->checkNext(Token::IDENTIFIER, &instanceName)) {
+ StringFragment instanceName;
+ Token instanceNameToken;
+ if (this->checkNext(Token::IDENTIFIER, &instanceNameToken)) {
while (this->checkNext(Token::LBRACKET)) {
if (this->peek().fKind != Token::RBRACKET) {
std::unique_ptr<ASTExpression> size = this->expression();
@@ -992,12 +956,13 @@
}
this->expect(Token::RBRACKET, "']'");
}
+ instanceName = this->text(instanceNameToken);
}
this->expect(Token::SEMICOLON, "';'");
- return std::unique_ptr<ASTDeclaration>(new ASTInterfaceBlock(name.fPosition, mods,
- std::move(name.fText),
+ return std::unique_ptr<ASTDeclaration>(new ASTInterfaceBlock(name.fOffset, mods,
+ this->text(name),
std::move(decls),
- std::move(instanceName.fText),
+ instanceName,
std::move(sizes)));
}
@@ -1029,7 +994,7 @@
return nullptr;
}
}
- return std::unique_ptr<ASTIfStatement>(new ASTIfStatement(start.fPosition,
+ return std::unique_ptr<ASTIfStatement>(new ASTIfStatement(start.fOffset,
isStatic,
std::move(test),
std::move(ifTrue),
@@ -1062,7 +1027,7 @@
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
}
- return std::unique_ptr<ASTDoStatement>(new ASTDoStatement(start.fPosition,
+ return std::unique_ptr<ASTDoStatement>(new ASTDoStatement(start.fOffset,
std::move(statement),
std::move(test)));
}
@@ -1087,7 +1052,7 @@
if (!statement) {
return nullptr;
}
- return std::unique_ptr<ASTWhileStatement>(new ASTWhileStatement(start.fPosition,
+ return std::unique_ptr<ASTWhileStatement>(new ASTWhileStatement(start.fOffset,
std::move(test),
std::move(statement)));
}
@@ -1114,7 +1079,7 @@
}
statements.push_back(std::move(s));
}
- return std::unique_ptr<ASTSwitchCase>(new ASTSwitchCase(start.fPosition, std::move(value),
+ return std::unique_ptr<ASTSwitchCase>(new ASTSwitchCase(start.fOffset, std::move(value),
std::move(statements)));
}
@@ -1162,13 +1127,13 @@
}
statements.push_back(std::move(s));
}
- cases.emplace_back(new ASTSwitchCase(defaultStart.fPosition, nullptr,
+ cases.emplace_back(new ASTSwitchCase(defaultStart.fOffset, nullptr,
std::move(statements)));
}
if (!this->expect(Token::RBRACE, "'}'")) {
return nullptr;
}
- return std::unique_ptr<ASTStatement>(new ASTSwitchStatement(start.fPosition,
+ return std::unique_ptr<ASTStatement>(new ASTSwitchStatement(start.fOffset,
isStatic,
std::move(value),
std::move(cases)));
@@ -1200,7 +1165,7 @@
break;
}
case Token::IDENTIFIER: {
- if (this->isType(nextToken.fText)) {
+ if (this->isType(this->text(nextToken))) {
std::unique_ptr<ASTVarDeclarations> vd = this->varDeclarations();
if (!vd) {
return nullptr;
@@ -1237,7 +1202,7 @@
if (!statement) {
return nullptr;
}
- return std::unique_ptr<ASTForStatement>(new ASTForStatement(start.fPosition,
+ return std::unique_ptr<ASTForStatement>(new ASTForStatement(start.fOffset,
std::move(initializer),
std::move(test), std::move(next),
std::move(statement)));
@@ -1259,7 +1224,7 @@
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
}
- return std::unique_ptr<ASTReturnStatement>(new ASTReturnStatement(start.fPosition,
+ return std::unique_ptr<ASTReturnStatement>(new ASTReturnStatement(start.fOffset,
std::move(expression)));
}
@@ -1272,7 +1237,7 @@
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
}
- return std::unique_ptr<ASTBreakStatement>(new ASTBreakStatement(start.fPosition));
+ return std::unique_ptr<ASTBreakStatement>(new ASTBreakStatement(start.fOffset));
}
/* CONTINUE SEMICOLON */
@@ -1284,7 +1249,7 @@
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
}
- return std::unique_ptr<ASTContinueStatement>(new ASTContinueStatement(start.fPosition));
+ return std::unique_ptr<ASTContinueStatement>(new ASTContinueStatement(start.fOffset));
}
/* DISCARD SEMICOLON */
@@ -1296,7 +1261,7 @@
if (!this->expect(Token::SEMICOLON, "';'")) {
return nullptr;
}
- return std::unique_ptr<ASTDiscardStatement>(new ASTDiscardStatement(start.fPosition));
+ return std::unique_ptr<ASTDiscardStatement>(new ASTDiscardStatement(start.fOffset));
}
/* LBRACE statement* RBRACE */
@@ -1314,10 +1279,10 @@
switch (this->peek().fKind) {
case Token::RBRACE:
this->nextToken();
- return std::unique_ptr<ASTBlock>(new ASTBlock(start.fPosition,
+ return std::unique_ptr<ASTBlock>(new ASTBlock(start.fOffset,
std::move(statements)));
case Token::END_OF_FILE:
- this->error(this->peek().fPosition, "expected '}', but found end of file");
+ this->error(this->peek(), "expected '}', but found end of file");
return nullptr;
default: {
std::unique_ptr<ASTStatement> statement = this->statement();
@@ -1714,7 +1679,7 @@
switch (next.fKind) {
case Token::LBRACKET: {
if (this->checkNext(Token::RBRACKET)) {
- return std::unique_ptr<ASTSuffix>(new ASTIndexSuffix(next.fPosition));
+ return std::unique_ptr<ASTSuffix>(new ASTIndexSuffix(next.fOffset));
}
std::unique_ptr<ASTExpression> e = this->expression();
if (!e) {
@@ -1724,10 +1689,10 @@
return std::unique_ptr<ASTSuffix>(new ASTIndexSuffix(std::move(e)));
}
case Token::DOT: {
- Position pos = this->peek().fPosition;
- String text;
+ int offset = this->peek().fOffset;
+ StringFragment text;
if (this->identifier(&text)) {
- return std::unique_ptr<ASTSuffix>(new ASTFieldSuffix(pos, std::move(text)));
+ return std::unique_ptr<ASTSuffix>(new ASTFieldSuffix(offset, std::move(text)));
}
return nullptr;
}
@@ -1746,17 +1711,17 @@
}
}
this->expect(Token::RPAREN, "')' to complete function parameters");
- return std::unique_ptr<ASTSuffix>(new ASTCallSuffix(next.fPosition,
+ return std::unique_ptr<ASTSuffix>(new ASTCallSuffix(next.fOffset,
std::move(parameters)));
}
case Token::PLUSPLUS:
- return std::unique_ptr<ASTSuffix>(new ASTSuffix(next.fPosition,
+ return std::unique_ptr<ASTSuffix>(new ASTSuffix(next.fOffset,
ASTSuffix::kPostIncrement_Kind));
case Token::MINUSMINUS:
- return std::unique_ptr<ASTSuffix>(new ASTSuffix(next.fPosition,
+ return std::unique_ptr<ASTSuffix>(new ASTSuffix(next.fOffset,
ASTSuffix::kPostDecrement_Kind));
default: {
- this->error(next.fPosition, "expected expression suffix, but found '" + next.fText +
+ this->error(next, "expected expression suffix, but found '" + this->text(next) +
"'\n");
return nullptr;
}
@@ -1769,23 +1734,23 @@
Token t = this->peek();
switch (t.fKind) {
case Token::IDENTIFIER: {
- String text;
+ StringFragment text;
if (this->identifier(&text)) {
- result.reset(new ASTIdentifier(t.fPosition, std::move(text)));
+ result.reset(new ASTIdentifier(t.fOffset, std::move(text)));
}
break;
}
case Token::INT_LITERAL: {
int64_t i;
if (this->intLiteral(&i)) {
- result.reset(new ASTIntLiteral(t.fPosition, i));
+ result.reset(new ASTIntLiteral(t.fOffset, i));
}
break;
}
case Token::FLOAT_LITERAL: {
double f;
if (this->floatLiteral(&f)) {
- result.reset(new ASTFloatLiteral(t.fPosition, f));
+ result.reset(new ASTFloatLiteral(t.fOffset, f));
}
break;
}
@@ -1793,7 +1758,7 @@
case Token::FALSE_LITERAL: {
bool b;
if (this->boolLiteral(&b)) {
- result.reset(new ASTBoolLiteral(t.fPosition, b));
+ result.reset(new ASTBoolLiteral(t.fOffset, b));
}
break;
}
@@ -1807,7 +1772,7 @@
}
default:
this->nextToken();
- this->error(t.fPosition, "expected expression, but found '" + t.fText + "'\n");
+ this->error(t.fOffset, "expected expression, but found '" + this->text(t) + "'\n");
result = nullptr;
}
return result;
@@ -1817,7 +1782,7 @@
bool Parser::intLiteral(int64_t* dest) {
Token t;
if (this->expect(Token::INT_LITERAL, "integer literal", &t)) {
- *dest = SkSL::stol(t.fText);
+ *dest = SkSL::stol(this->text(t));
return true;
}
return false;
@@ -1827,7 +1792,7 @@
bool Parser::floatLiteral(double* dest) {
Token t;
if (this->expect(Token::FLOAT_LITERAL, "float literal", &t)) {
- *dest = SkSL::stod(t.fText);
+ *dest = SkSL::stod(this->text(t));
return true;
}
return false;
@@ -1844,16 +1809,16 @@
*dest = false;
return true;
default:
- this->error(t.fPosition, "expected 'true' or 'false', but found '" + t.fText + "'\n");
+ this->error(t, "expected 'true' or 'false', but found '" + this->text(t) + "'\n");
return false;
}
}
/* IDENTIFIER */
-bool Parser::identifier(String* dest) {
+bool Parser::identifier(StringFragment* dest) {
Token t;
if (this->expect(Token::IDENTIFIER, "identifier", &t)) {
- *dest = std::move(t.fText);
+ *dest = this->text(t);
return true;
}
return false;
diff --git a/src/sksl/SkSLParser.h b/src/sksl/SkSLParser.h
index 4edd8e4..5391f6c 100644
--- a/src/sksl/SkSLParser.h
+++ b/src/sksl/SkSLParser.h
@@ -14,7 +14,8 @@
#include <unordered_set>
#include "SkSLErrorReporter.h"
#include "ir/SkSLLayout.h"
-#include "SkSLToken.h"
+#include "SkSLLexer.h"
+#include "SkSLLayoutLexer.h"
struct yy_buffer_state;
#define YY_TYPEDEF_YY_BUFFER_STATE
@@ -51,9 +52,7 @@
*/
class Parser {
public:
- Parser(String text, SymbolTable& types, ErrorReporter& errors);
-
- ~Parser();
+ Parser(const char* text, size_t length, SymbolTable& types, ErrorReporter& errors);
/**
* Consumes a complete .sksl file and produces a list of declarations. Errors are reported via
@@ -62,13 +61,15 @@
*/
std::vector<std::unique_ptr<ASTDeclaration>> file();
+ StringFragment text(Token token);
+
+ Position position(Token token);
+
private:
/**
- * Return the next token, including whitespace tokens, from the parse stream. If needText is
- * false, the token's text is only filled in if it is a token with variable text (identifiers,
- * numbers, etc.).
+ * Return the next token, including whitespace tokens, from the parse stream.
*/
- Token nextRawToken(bool needText);
+ Token nextRawToken();
/**
* Return the next non-whitespace token from the parse stream.
@@ -103,15 +104,15 @@
* Returns true if the read token was as expected, false otherwise.
*/
bool expect(Token::Kind kind, const char* expected, Token* result = nullptr);
+ bool expect(Token::Kind kind, String expected, Token* result = nullptr);
- void error(Position p, const char* msg);
- void error(Position p, String msg);
-
+ void error(Token token, String msg);
+ void error(int offset, String msg);
/**
* Returns true if the 'name' identifier refers to a type name. For instance, isType("int") will
* always return true.
*/
- bool isType(const String& name);
+ bool isType(StringFragment name);
// these functions parse individual grammar rules from the current parse position; you probably
// don't need to call any of these outside of the parser. The function declarations in the .cpp
@@ -133,7 +134,7 @@
std::unique_ptr<ASTVarDeclarations> varDeclarationEnd(Modifiers modifiers,
std::unique_ptr<ASTType> type,
- String name);
+ StringFragment name);
std::unique_ptr<ASTParameter> parameter();
@@ -223,10 +224,11 @@
bool boolLiteral(bool* dest);
- bool identifier(String* dest);
+ bool identifier(StringFragment* dest);
- void* fScanner;
- void* fLayoutScanner;
+ const char* fText;
+ Lexer fLexer;
+ LayoutLexer fLayoutLexer;
YY_BUFFER_STATE fBuffer;
// current parse depth, used to enforce a recursion limit to try to keep us from overflowing the
// stack on pathological inputs
diff --git a/src/sksl/SkSLSPIRVCodeGenerator.cpp b/src/sksl/SkSLSPIRVCodeGenerator.cpp
index d367df9..7ae3252 100644
--- a/src/sksl/SkSLSPIRVCodeGenerator.cpp
+++ b/src/sksl/SkSLSPIRVCodeGenerator.cpp
@@ -850,8 +850,7 @@
this->writeWord(word1, out);
}
-void SPIRVCodeGenerator::writeString(const char* string, OutputStream& out) {
- size_t length = strlen(string);
+void SPIRVCodeGenerator::writeString(const char* string, size_t length, OutputStream& out) {
out.write(string, length);
switch (length % 4) {
case 1:
@@ -868,28 +867,25 @@
}
}
-void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, const char* string, OutputStream& out) {
- int32_t length = (int32_t) strlen(string);
- this->writeOpCode(opCode, 1 + (length + 4) / 4, out);
- this->writeString(string, out);
+void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, StringFragment string, OutputStream& out) {
+ this->writeOpCode(opCode, 1 + (string.fLength + 4) / 4, out);
+ this->writeString(string.fChars, string.fLength, out);
}
-void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, int32_t word1, const char* string,
+void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, int32_t word1, StringFragment string,
OutputStream& out) {
- int32_t length = (int32_t) strlen(string);
- this->writeOpCode(opCode, 2 + (length + 4) / 4, out);
+ this->writeOpCode(opCode, 2 + (string.fLength + 4) / 4, out);
this->writeWord(word1, out);
- this->writeString(string, out);
+ this->writeString(string.fChars, string.fLength, out);
}
void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, int32_t word1, int32_t word2,
- const char* string, OutputStream& out) {
- int32_t length = (int32_t) strlen(string);
- this->writeOpCode(opCode, 3 + (length + 4) / 4, out);
+ StringFragment string, OutputStream& out) {
+ this->writeOpCode(opCode, 3 + (string.fLength + 4) / 4, out);
this->writeWord(word1, out);
this->writeWord(word2, out);
- this->writeString(string, out);
+ this->writeString(string.fChars, string.fLength, out);
}
void SPIRVCodeGenerator::writeInstruction(SpvOp_ opCode, int32_t word1, int32_t word2,
@@ -1003,12 +999,12 @@
const Layout& fieldLayout = type.fields()[i].fModifiers.fLayout;
if (fieldLayout.fOffset >= 0) {
if (fieldLayout.fOffset < (int) offset) {
- fErrors.error(type.fPosition,
+ fErrors.error(type.fOffset,
"offset of field '" + type.fields()[i].fName + "' must be at "
"least " + to_string((int) offset));
}
if (fieldLayout.fOffset % alignment) {
- fErrors.error(type.fPosition,
+ fErrors.error(type.fOffset,
"offset of field '" + type.fields()[i].fName + "' must be a multiple"
" of " + to_string((int) alignment));
}
@@ -1019,8 +1015,7 @@
offset += alignment - mod;
}
}
- this->writeInstruction(SpvOpMemberName, resultId, i, type.fields()[i].fName.c_str(),
- fNameBuffer);
+ this->writeInstruction(SpvOpMemberName, resultId, i, type.fields()[i].fName, fNameBuffer);
this->writeLayout(fieldLayout, resultId, i);
if (type.fields()[i].fModifiers.fLayout.fBuiltin < 0) {
this->writeInstruction(SpvOpMemberDecorate, resultId, (SpvId) i, SpvDecorationOffset,
@@ -1081,7 +1076,7 @@
break;
case Type::kArray_Kind: {
if (type.columns() > 0) {
- IntLiteral count(fContext, Position(), type.columns());
+ IntLiteral count(fContext, -1, type.columns());
this->writeInstruction(SpvOpTypeArray, result,
this->getType(type.componentType(), layout),
this->writeIntLiteral(count), fConstantBuffer);
@@ -1331,9 +1326,9 @@
case kSubpassLoad_SpecialIntrinsic: {
SpvId img = this->writeExpression(*c.fArguments[0], out);
std::vector<std::unique_ptr<Expression>> args;
- args.emplace_back(new FloatLiteral(fContext, Position(), 0.0));
- args.emplace_back(new FloatLiteral(fContext, Position(), 0.0));
- Constructor ctor(Position(), *fContext.fFloat2_Type, std::move(args));
+ args.emplace_back(new FloatLiteral(fContext, -1, 0.0));
+ args.emplace_back(new FloatLiteral(fContext, -1, 0.0));
+ Constructor ctor(-1, *fContext.fFloat2_Type, std::move(args));
SpvId coords = this->writeConstantVector(ctor);
if (1 == c.fArguments.size()) {
this->writeInstruction(SpvOpImageRead,
@@ -1566,7 +1561,7 @@
void SPIRVCodeGenerator::writeUniformScaleMatrix(SpvId id, SpvId diagonal, const Type& type,
OutputStream& out) {
- FloatLiteral zero(fContext, Position(), 0);
+ FloatLiteral zero(fContext, -1, 0);
SpvId zeroId = this->writeFloatLiteral(zero);
std::vector<SpvId> columnIds;
for (int column = 0; column < type.columns(); column++) {
@@ -1603,10 +1598,10 @@
1));
SpvId zeroId;
if (dstType.componentType() == *fContext.fFloat_Type) {
- FloatLiteral zero(fContext, Position(), 0.0);
+ FloatLiteral zero(fContext, -1, 0.0);
zeroId = this->writeFloatLiteral(zero);
} else if (dstType.componentType() == *fContext.fInt_Type) {
- IntLiteral zero(fContext, Position(), 0);
+ IntLiteral zero(fContext, -1, 0);
zeroId = this->writeIntLiteral(zero);
} else {
ABORT("unsupported matrix component type");
@@ -1864,7 +1859,7 @@
case Expression::kFieldAccess_Kind: {
FieldAccess& fieldExpr = (FieldAccess&) expr;
chain = this->getAccessChain(*fieldExpr.fBase, out);
- IntLiteral index(fContext, Position(), fieldExpr.fFieldIndex);
+ IntLiteral index(fContext, -1, fieldExpr.fFieldIndex);
chain.push_back(this->writeIntLiteral(index));
break;
}
@@ -2010,7 +2005,7 @@
SpvId base = this->getLValue(*swizzle.fBase, out)->getPointer();
ASSERT(base);
if (count == 1) {
- IntLiteral index(fContext, Position(), swizzle.fComponents[0]);
+ IntLiteral index(fContext, -1, swizzle.fComponents[0]);
SpvId member = this->nextId();
this->writeInstruction(SpvOpAccessChain,
this->getPointerType(swizzle.fType,
@@ -2064,20 +2059,19 @@
std::shared_ptr<SymbolTable> st(new SymbolTable(&fErrors));
ASSERT(fRTHeightFieldIndex == (SpvId) -1);
std::vector<Type::Field> fields;
- fields.emplace_back(Modifiers(), String(SKSL_RTHEIGHT_NAME),
- fContext.fFloat_Type.get());
- String name("sksl_synthetic_uniforms");
- Type intfStruct(Position(), name, fields);
+ fields.emplace_back(Modifiers(), SKSL_RTHEIGHT_NAME, fContext.fFloat_Type.get());
+ StringFragment name("sksl_synthetic_uniforms");
+ Type intfStruct(-1, name, fields);
Layout layout(-1, -1, 1, -1, -1, -1, -1, false, false, false,
Layout::Format::kUnspecified, false, Layout::kUnspecified_Primitive, -1,
-1, "", Layout::kNo_Key);
- Variable* intfVar = new Variable(Position(),
+ Variable* intfVar = new Variable(-1,
Modifiers(layout, Modifiers::kUniform_Flag),
name,
intfStruct,
Variable::kGlobal_Storage);
fSynthetics.takeOwnership(intfVar);
- InterfaceBlock intf(Position(), intfVar, name, String(""),
+ InterfaceBlock intf(-1, intfVar, name, String(""),
std::vector<std::unique_ptr<Expression>>(), st);
fRTHeightStructId = this->writeInterfaceBlock(intf);
fRTHeightFieldIndex = 0;
@@ -2087,7 +2081,7 @@
SpvId xId = this->nextId();
this->writeInstruction(SpvOpCompositeExtract, this->getType(*fContext.fFloat_Type), xId,
result, 0, out);
- IntLiteral fieldIndex(fContext, Position(), fRTHeightFieldIndex);
+ IntLiteral fieldIndex(fContext, -1, fRTHeightFieldIndex);
SpvId fieldIndexId = this->writeIntLiteral(fieldIndex);
SpvId heightPtr = this->nextId();
this->writeOpCode(SpvOpAccessChain, 5, out);
@@ -2104,9 +2098,9 @@
SpvId flippedYId = this->nextId();
this->writeInstruction(SpvOpFSub, this->getType(*fContext.fFloat_Type), flippedYId,
heightRead, rawYId, out);
- FloatLiteral zero(fContext, Position(), 0.0);
+ FloatLiteral zero(fContext, -1, 0.0);
SpvId zeroId = writeFloatLiteral(zero);
- FloatLiteral one(fContext, Position(), 1.0);
+ FloatLiteral one(fContext, -1, 1.0);
SpvId oneId = writeFloatLiteral(one);
SpvId flipped = this->nextId();
this->writeOpCode(SpvOpCompositeConstruct, 7, out);
@@ -2509,7 +2503,7 @@
SpvId SPIRVCodeGenerator::writeLogicalAnd(const BinaryExpression& a, OutputStream& out) {
ASSERT(a.fOperator == Token::LOGICALAND);
- BoolLiteral falseLiteral(fContext, Position(), false);
+ BoolLiteral falseLiteral(fContext, -1, false);
SpvId falseConstant = this->writeBoolLiteral(falseLiteral);
SpvId lhs = this->writeExpression(*a.fLeft, out);
SpvId rhsLabel = this->nextId();
@@ -2530,7 +2524,7 @@
SpvId SPIRVCodeGenerator::writeLogicalOr(const BinaryExpression& o, OutputStream& out) {
ASSERT(o.fOperator == Token::LOGICALOR);
- BoolLiteral trueLiteral(fContext, Position(), true);
+ BoolLiteral trueLiteral(fContext, -1, true);
SpvId trueConstant = this->writeBoolLiteral(trueLiteral);
SpvId lhs = this->writeExpression(*o.fLeft, out);
SpvId rhsLabel = this->nextId();
@@ -2584,10 +2578,10 @@
std::unique_ptr<Expression> create_literal_1(const Context& context, const Type& type) {
if (type == *context.fInt_Type) {
- return std::unique_ptr<Expression>(new IntLiteral(context, Position(), 1));
+ return std::unique_ptr<Expression>(new IntLiteral(context, -1, 1));
}
else if (type == *context.fFloat_Type) {
- return std::unique_ptr<Expression>(new FloatLiteral(context, Position(), 1.0));
+ return std::unique_ptr<Expression>(new FloatLiteral(context, -1, 1.0));
} else {
ABORT("math is unsupported on type '%s'", type.name().c_str());
}
@@ -2747,7 +2741,7 @@
SpvId result = fFunctionMap[&f];
this->writeInstruction(SpvOpFunction, this->getType(f.fReturnType), result,
SpvFunctionControlMaskNone, this->getFunctionType(f), out);
- this->writeInstruction(SpvOpName, result, f.fName.c_str(), fNameBuffer);
+ this->writeInstruction(SpvOpName, result, f.fName, fNameBuffer);
for (size_t i = 0; i < f.fParameters.size(); i++) {
SpvId id = this->nextId();
fVariableMap[f.fParameters[i]] = id;
@@ -2844,8 +2838,8 @@
std::vector<Type::Field> fields = type->fields();
fRTHeightStructId = result;
fRTHeightFieldIndex = fields.size();
- fields.emplace_back(Modifiers(), String(SKSL_RTHEIGHT_NAME), fContext.fFloat_Type.get());
- type = new Type(type->fPosition, type->name(), fields);
+ fields.emplace_back(Modifiers(), StringFragment(SKSL_RTHEIGHT_NAME), fContext.fFloat_Type.get());
+ type = new Type(type->fOffset, type->name(), fields);
}
SpvId typeId = this->getType(*type, layout);
if (intf.fVariable.fModifiers.fFlags & Modifiers::kBuffer_Flag) {
@@ -2922,7 +2916,7 @@
fVariableMap[var] = id;
SpvId type = this->getPointerType(var->fType, storageClass);
this->writeInstruction(SpvOpVariable, type, id, storageClass, fConstantBuffer);
- this->writeInstruction(SpvOpName, id, var->fName.c_str(), fNameBuffer);
+ this->writeInstruction(SpvOpName, id, var->fName, fNameBuffer);
this->writePrecisionModifier(var->fModifiers, id);
if (varDecl.fValue) {
ASSERT(!fCurrentBlock);
@@ -2958,7 +2952,7 @@
fVariableMap[var] = id;
SpvId type = this->getPointerType(var->fType, SpvStorageClassFunction);
this->writeInstruction(SpvOpVariable, type, id, SpvStorageClassFunction, fVariableBuffer);
- this->writeInstruction(SpvOpName, id, var->fName.c_str(), fNameBuffer);
+ this->writeInstruction(SpvOpName, id, var->fName, fNameBuffer);
if (varDecl.fValue) {
SpvId value = this->writeExpression(*varDecl.fValue, out);
this->writeInstruction(SpvOpStore, id, value, out);
@@ -3086,7 +3080,7 @@
// the time being, we just fail with an error due to the lack of testing. If you encounter this
// message, simply remove the error call below to see whether our while loop support actually
// works.
- fErrors.error(w.fPosition, "internal error: while loop support has been disabled in SPIR-V, "
+ fErrors.error(w.fOffset, "internal error: while loop support has been disabled in SPIR-V, "
"see SkSLSPIRVCodeGenerator.cpp for details");
SpvId header = this->nextId();
@@ -3118,7 +3112,7 @@
// the time being, we just fail with an error due to the lack of testing. If you encounter this
// message, simply remove the error call below to see whether our do loop support actually
// works.
- fErrors.error(d.fPosition, "internal error: do loop support has been disabled in SPIR-V, see "
+ fErrors.error(d.fOffset, "internal error: do loop support has been disabled in SPIR-V, see "
"SkSLSPIRVCodeGenerator.cpp for details");
SpvId header = this->nextId();
@@ -3268,7 +3262,7 @@
this->writeCapabilities(out);
this->writeInstruction(SpvOpExtInstImport, fGLSLExtendedInstructions, "GLSL.std.450", out);
this->writeInstruction(SpvOpMemoryModel, SpvAddressingModelLogical, SpvMemoryModelGLSL450, out);
- this->writeOpCode(SpvOpEntryPoint, (SpvId) (3 + (strlen(main->fName.c_str()) + 4) / 4) +
+ this->writeOpCode(SpvOpEntryPoint, (SpvId) (3 + (main->fName.fLength + 4) / 4) +
(int32_t) interfaceVars.size(), out);
switch (program.fKind) {
case Program::kVertex_Kind:
@@ -3285,7 +3279,7 @@
}
SpvId entryPoint = fFunctionMap[main];
this->writeWord(entryPoint, out);
- this->writeString(main->fName.c_str(), out);
+ this->writeString(main->fName.fChars, main->fName.fLength, out);
for (int var : interfaceVars) {
this->writeWord(var, out);
}
diff --git a/src/sksl/SkSLSPIRVCodeGenerator.h b/src/sksl/SkSLSPIRVCodeGenerator.h
index a532c9a..eb6ec40 100644
--- a/src/sksl/SkSLSPIRVCodeGenerator.h
+++ b/src/sksl/SkSLSPIRVCodeGenerator.h
@@ -241,19 +241,19 @@
void writeWord(int32_t word, OutputStream& out);
- void writeString(const char* string, OutputStream& out);
+ void writeString(const char* string, size_t length, OutputStream& out);
void writeLabel(SpvId id, OutputStream& out);
void writeInstruction(SpvOp_ opCode, OutputStream& out);
- void writeInstruction(SpvOp_ opCode, const char* string, OutputStream& out);
+ void writeInstruction(SpvOp_ opCode, StringFragment string, OutputStream& out);
void writeInstruction(SpvOp_ opCode, int32_t word1, OutputStream& out);
- void writeInstruction(SpvOp_ opCode, int32_t word1, const char* string, OutputStream& out);
+ void writeInstruction(SpvOp_ opCode, int32_t word1, StringFragment string, OutputStream& out);
- void writeInstruction(SpvOp_ opCode, int32_t word1, int32_t word2, const char* string,
+ void writeInstruction(SpvOp_ opCode, int32_t word1, int32_t word2, StringFragment string,
OutputStream& out);
void writeInstruction(SpvOp_ opCode, int32_t word1, int32_t word2, OutputStream& out);
diff --git a/src/sksl/SkSLSectionAndParameterHelper.h b/src/sksl/SkSLSectionAndParameterHelper.h
index f70b82c..fccfff4 100644
--- a/src/sksl/SkSLSectionAndParameterHelper.h
+++ b/src/sksl/SkSLSectionAndParameterHelper.h
@@ -56,21 +56,21 @@
if (IsSupportedSection(s->fName.c_str())) {
if (SectionAcceptsArgument(s->fName.c_str())) {
if (!s->fArgument.size()) {
- errors.error(s->fPosition,
+ errors.error(s->fOffset,
("section '@" + s->fName +
"' requires one parameter").c_str());
}
} else if (s->fArgument.size()) {
- errors.error(s->fPosition,
+ errors.error(s->fOffset,
("section '@" + s->fName + "' has no parameters").c_str());
}
} else {
- errors.error(s->fPosition,
+ errors.error(s->fOffset,
("unsupported section '@" + s->fName + "'").c_str());
}
if (!SectionPermitsDuplicates(s->fName.c_str()) &&
fSections.find(s->fName) != fSections.end()) {
- errors.error(s->fPosition,
+ errors.error(s->fOffset,
("duplicate section '@" + s->fName + "'").c_str());
}
fSections[s->fName].push_back(s);
diff --git a/src/sksl/SkSLString.cpp b/src/sksl/SkSLString.cpp
index ac6d7f8..2bbb772 100644
--- a/src/sksl/SkSLString.cpp
+++ b/src/sksl/SkSLString.cpp
@@ -77,6 +77,32 @@
return result;
}
+String String::operator+(StringFragment s) const {
+ String result(*this);
+ result.append(s.fChars, s.fLength);
+ return result;
+}
+
+String& String::operator+=(char c) {
+ INHERITED::operator+=(c);
+ return *this;
+}
+
+String& String::operator+=(const char* s) {
+ INHERITED::operator+=(s);
+ return *this;
+}
+
+String& String::operator+=(const String& s) {
+ INHERITED::operator+=(s);
+ return *this;
+}
+
+String& String::operator+=(StringFragment s) {
+ this->append(s.fChars, s.fLength);
+ return *this;
+}
+
bool String::operator==(const String& s) const {
return this->size() == s.size() && !memcmp(c_str(), s.c_str(), this->size());
}
@@ -107,6 +133,28 @@
return s2 != s1;
}
+bool StringFragment::operator==(StringFragment s) const {
+ if (fLength != s.fLength) {
+ return false;
+ }
+ return !memcmp(fChars, s.fChars, fLength);
+}
+
+bool StringFragment::operator!=(StringFragment s) const {
+ if (fLength != s.fLength) {
+ return true;
+ }
+ return memcmp(fChars, s.fChars, fLength);
+}
+
+bool StringFragment::operator==(const char* s) const {
+ return !strncmp(fChars, s, fLength);
+}
+
+bool StringFragment::operator!=(const char* s) const {
+ return strncmp(fChars, s, fLength);
+}
+
String to_string(int32_t value) {
return SkSL::String::printf("%d", value);
}
diff --git a/src/sksl/SkSLString.h b/src/sksl/SkSLString.h
index 93bd7a5..9cfdce4 100644
--- a/src/sksl/SkSLString.h
+++ b/src/sksl/SkSLString.h
@@ -8,6 +8,8 @@
#ifndef SKSL_STRING
#define SKSL_STRING
+#include <cstring>
+
#define SKSL_USE_STD_STRING
#include <stdarg.h>
@@ -22,6 +24,33 @@
namespace SkSL {
+// Represents a (not necessarily null-terminated) slice of a string.
+struct StringFragment {
+ StringFragment()
+ : fChars(nullptr)
+ , fLength(0) {}
+
+ StringFragment(const char* chars)
+ : fChars(chars)
+ , fLength(strlen(chars)) {}
+
+ StringFragment(const char* chars, size_t length)
+ : fChars(chars)
+ , fLength(length) {}
+
+ char operator[](size_t idx) const {
+ return fChars[idx];
+ }
+
+ bool operator==(const char* s) const;
+ bool operator!=(const char* s) const;
+ bool operator==(StringFragment s) const;
+ bool operator!=(StringFragment s) const;
+
+ const char* fChars;
+ size_t fLength;
+};
+
class String : public SKSL_STRING_BASE {
public:
String() = default;
@@ -41,6 +70,9 @@
String(const char* s, size_t size)
: INHERITED(s, size) {}
+ String(StringFragment s)
+ : INHERITED(s.fChars, s.fLength) {}
+
static String printf(const char* fmt, ...);
#ifdef SKSL_USE_STD_STRING
@@ -53,6 +85,11 @@
String operator+(const char* s) const;
String operator+(const String& s) const;
+ String operator+(StringFragment s) const;
+ String& operator+=(char c);
+ String& operator+=(const char* s);
+ String& operator+=(const String& s);
+ String& operator+=(StringFragment s);
bool operator==(const char* s) const;
bool operator!=(const char* s) const;
bool operator==(const String& s) const;
@@ -86,6 +123,18 @@
} // namespace
+namespace std {
+ template<> struct hash<SkSL::StringFragment> {
+ size_t operator()(const SkSL::StringFragment& s) const {
+ size_t result = 0;
+ for (size_t i = 0; i < s.fLength; ++i) {
+ result = result * 101 + s.fChars[i];
+ }
+ return result;
+ }
+ };
+} // namespace
+
#ifdef SKSL_USE_STD_STRING
namespace std {
template<> struct hash<SkSL::String> {
diff --git a/src/sksl/SkSLToken.h b/src/sksl/SkSLToken.h
deleted file mode 100644
index 2857a82..0000000
--- a/src/sksl/SkSLToken.h
+++ /dev/null
@@ -1,227 +0,0 @@
-/*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SKSL_TOKEN
-#define SKSL_TOKEN
-
-#include "SkSLPosition.h"
-#include "SkSLUtil.h"
-
-namespace SkSL {
-
-#undef IN
-#undef OUT
-#undef CONST
-
-/**
- * Represents a lexical analysis token. Token is generally only used during the parse process, but
- * Token::Kind is also used to represent operator kinds.
- */
-struct Token {
- enum Kind {
- END_OF_FILE,
- WHITESPACE,
- IDENTIFIER,
- INT_LITERAL,
- FLOAT_LITERAL,
- TRUE_LITERAL,
- FALSE_LITERAL,
- LPAREN,
- RPAREN,
- LBRACE,
- RBRACE,
- LBRACKET,
- RBRACKET,
- DOT,
- COMMA,
- PLUSPLUS,
- MINUSMINUS,
- PLUS,
- MINUS,
- STAR,
- SLASH,
- PERCENT,
- SHL,
- SHR,
- BITWISEOR,
- BITWISEXOR,
- BITWISEAND,
- BITWISENOT,
- LOGICALOR,
- LOGICALXOR,
- LOGICALAND,
- LOGICALNOT,
- QUESTION,
- COLON,
- EQ,
- EQEQ,
- NEQ,
- GT,
- LT,
- GTEQ,
- LTEQ,
- PLUSEQ,
- MINUSEQ,
- STAREQ,
- SLASHEQ,
- PERCENTEQ,
- SHLEQ,
- SHREQ,
- BITWISEOREQ,
- BITWISEXOREQ,
- BITWISEANDEQ,
- LOGICALOREQ,
- LOGICALXOREQ,
- LOGICALANDEQ,
- SEMICOLON,
- ARROW,
- COLONCOLON,
- IF,
- STATIC_IF,
- ELSE,
- FOR,
- WHILE,
- DO,
- SWITCH,
- STATIC_SWITCH,
- CASE,
- DEFAULT,
- RETURN,
- BREAK,
- CONTINUE,
- DISCARD,
- IN,
- OUT,
- INOUT,
- CONST,
- LOWP,
- MEDIUMP,
- HIGHP,
- UNIFORM,
- FLAT,
- NOPERSPECTIVE,
- READONLY,
- WRITEONLY,
- COHERENT,
- VOLATILE,
- RESTRICT,
- BUFFER,
- HASSIDEEFFECTS,
- STRUCT,
- LAYOUT,
- DIRECTIVE,
- SECTION,
- PRECISION,
- LOCATION,
- OFFSET,
- BINDING,
- INDEX,
- SET,
- BUILTIN,
- INPUT_ATTACHMENT_INDEX,
- ORIGIN_UPPER_LEFT,
- OVERRIDE_COVERAGE,
- BLEND_SUPPORT_ALL_EQUATIONS,
- PUSH_CONSTANT,
- POINTS,
- LINES,
- LINE_STRIP,
- LINES_ADJACENCY,
- TRIANGLES,
- TRIANGLE_STRIP,
- TRIANGLES_ADJACENCY,
- MAX_VERTICES,
- INVOCATIONS,
- WHEN,
- KEY,
- INVALID_TOKEN
- };
-
- static String OperatorName(Kind kind) {
- switch (kind) {
- case Token::PLUS: return String("+");
- case Token::MINUS: return String("-");
- case Token::STAR: return String("*");
- case Token::SLASH: return String("/");
- case Token::PERCENT: return String("%");
- case Token::SHL: return String("<<");
- case Token::SHR: return String(">>");
- case Token::LOGICALNOT: return String("!");
- case Token::LOGICALAND: return String("&&");
- case Token::LOGICALOR: return String("||");
- case Token::LOGICALXOR: return String("^^");
- case Token::BITWISENOT: return String("~");
- case Token::BITWISEAND: return String("&");
- case Token::BITWISEOR: return String("|");
- case Token::BITWISEXOR: return String("^");
- case Token::EQ: return String("=");
- case Token::EQEQ: return String("==");
- case Token::NEQ: return String("!=");
- case Token::LT: return String("<");
- case Token::GT: return String(">");
- case Token::LTEQ: return String("<=");
- case Token::GTEQ: return String(">=");
- case Token::PLUSEQ: return String("+=");
- case Token::MINUSEQ: return String("-=");
- case Token::STAREQ: return String("*=");
- case Token::SLASHEQ: return String("/=");
- case Token::PERCENTEQ: return String("%=");
- case Token::SHLEQ: return String("<<=");
- case Token::SHREQ: return String(">>=");
- case Token::LOGICALANDEQ: return String("&&=");
- case Token::LOGICALOREQ: return String("||=");
- case Token::LOGICALXOREQ: return String("^^=");
- case Token::BITWISEANDEQ: return String("&=");
- case Token::BITWISEOREQ: return String("|=");
- case Token::BITWISEXOREQ: return String("^=");
- case Token::PLUSPLUS: return String("++");
- case Token::MINUSMINUS: return String("--");
- case Token::COMMA: return String(",");
- default:
- ABORT("unsupported operator: %d\n", kind);
- }
- }
-
- Token() {
- }
-
- Token(Position position, Kind kind, String text)
- : fPosition(position)
- , fKind(kind)
- , fText(std::move(text)) {}
-
- static bool IsAssignment(Token::Kind op) {
- switch (op) {
- case Token::EQ: // fall through
- case Token::PLUSEQ: // fall through
- case Token::MINUSEQ: // fall through
- case Token::STAREQ: // fall through
- case Token::SLASHEQ: // fall through
- case Token::PERCENTEQ: // fall through
- case Token::SHLEQ: // fall through
- case Token::SHREQ: // fall through
- case Token::BITWISEOREQ: // fall through
- case Token::BITWISEXOREQ: // fall through
- case Token::BITWISEANDEQ: // fall through
- case Token::LOGICALOREQ: // fall through
- case Token::LOGICALXOREQ: // fall through
- case Token::LOGICALANDEQ:
- return true;
- default:
- return false;
- }
- }
-
- Position fPosition;
- Kind fKind;
- // will be the empty string unless the token has variable text content (identifiers, numeric
- // literals, and directives)
- String fText;
-};
-
-} // namespace
-#endif
diff --git a/src/sksl/ast/SkSLASTBinaryExpression.h b/src/sksl/ast/SkSLASTBinaryExpression.h
index 9a24970..c2f7b74 100644
--- a/src/sksl/ast/SkSLASTBinaryExpression.h
+++ b/src/sksl/ast/SkSLASTBinaryExpression.h
@@ -9,7 +9,8 @@
#define SKSL_ASTBINARYEXPRESSION
#include "SkSLASTExpression.h"
-#include "../SkSLToken.h"
+#include "../SkSLCompiler.h"
+#include "../SkSLLexer.h"
namespace SkSL {
@@ -19,13 +20,13 @@
struct ASTBinaryExpression : public ASTExpression {
ASTBinaryExpression(std::unique_ptr<ASTExpression> left, Token op,
std::unique_ptr<ASTExpression> right)
- : INHERITED(op.fPosition, kBinary_Kind)
+ : INHERITED(op.fOffset, kBinary_Kind)
, fLeft(std::move(left))
, fOperator(op.fKind)
, fRight(std::move(right)) {}
String description() const override {
- return "(" + fLeft->description() + " " + Token::OperatorName(fOperator) + " " +
+ return "(" + fLeft->description() + " " + Compiler::OperatorName(fOperator) + " " +
fRight->description() + ")";
}
diff --git a/src/sksl/ast/SkSLASTBlock.h b/src/sksl/ast/SkSLASTBlock.h
index 37c0e81..df01f62 100644
--- a/src/sksl/ast/SkSLASTBlock.h
+++ b/src/sksl/ast/SkSLASTBlock.h
@@ -16,8 +16,8 @@
* Represents a curly-braced block of statements.
*/
struct ASTBlock : public ASTStatement {
- ASTBlock(Position position, std::vector<std::unique_ptr<ASTStatement>> statements)
- : INHERITED(position, kBlock_Kind)
+ ASTBlock(int offset, std::vector<std::unique_ptr<ASTStatement>> statements)
+ : INHERITED(offset, kBlock_Kind)
, fStatements(std::move(statements)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTBoolLiteral.h b/src/sksl/ast/SkSLASTBoolLiteral.h
index 48e916e..6782d36 100644
--- a/src/sksl/ast/SkSLASTBoolLiteral.h
+++ b/src/sksl/ast/SkSLASTBoolLiteral.h
@@ -16,8 +16,8 @@
* Represents "true" or "false".
*/
struct ASTBoolLiteral : public ASTExpression {
- ASTBoolLiteral(Position position, bool value)
- : INHERITED(position, kBool_Kind)
+ ASTBoolLiteral(int offset, bool value)
+ : INHERITED(offset, kBool_Kind)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTBreakStatement.h b/src/sksl/ast/SkSLASTBreakStatement.h
index 079ee76..2937dae 100644
--- a/src/sksl/ast/SkSLASTBreakStatement.h
+++ b/src/sksl/ast/SkSLASTBreakStatement.h
@@ -16,8 +16,8 @@
* A 'break' statement.
*/
struct ASTBreakStatement : public ASTStatement {
- ASTBreakStatement(Position position)
- : INHERITED(position, kBreak_Kind) {}
+ ASTBreakStatement(int offset)
+ : INHERITED(offset, kBreak_Kind) {}
String description() const override {
return String("break;");
diff --git a/src/sksl/ast/SkSLASTCallSuffix.h b/src/sksl/ast/SkSLASTCallSuffix.h
index 3ba3f0e..316a0ae 100644
--- a/src/sksl/ast/SkSLASTCallSuffix.h
+++ b/src/sksl/ast/SkSLASTCallSuffix.h
@@ -17,8 +17,8 @@
* A parenthesized list of arguments following an expression, indicating a function call.
*/
struct ASTCallSuffix : public ASTSuffix {
- ASTCallSuffix(Position position, std::vector<std::unique_ptr<ASTExpression>> arguments)
- : INHERITED(position, ASTSuffix::kCall_Kind)
+ ASTCallSuffix(int offset, std::vector<std::unique_ptr<ASTExpression>> arguments)
+ : INHERITED(offset, ASTSuffix::kCall_Kind)
, fArguments(std::move(arguments)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTContinueStatement.h b/src/sksl/ast/SkSLASTContinueStatement.h
index fdfce85..30b2dae 100644
--- a/src/sksl/ast/SkSLASTContinueStatement.h
+++ b/src/sksl/ast/SkSLASTContinueStatement.h
@@ -16,8 +16,8 @@
* A 'continue' statement.
*/
struct ASTContinueStatement : public ASTStatement {
- ASTContinueStatement(Position position)
- : INHERITED(position, kContinue_Kind) {}
+ ASTContinueStatement(int offset)
+ : INHERITED(offset, kContinue_Kind) {}
String description() const override {
return String("continue;");
diff --git a/src/sksl/ast/SkSLASTDeclaration.h b/src/sksl/ast/SkSLASTDeclaration.h
index 873c6b2..53aa65f 100644
--- a/src/sksl/ast/SkSLASTDeclaration.h
+++ b/src/sksl/ast/SkSLASTDeclaration.h
@@ -26,8 +26,8 @@
kSection_Kind
};
- ASTDeclaration(Position position, Kind kind)
- : INHERITED(position)
+ ASTDeclaration(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
Kind fKind;
diff --git a/src/sksl/ast/SkSLASTDiscardStatement.h b/src/sksl/ast/SkSLASTDiscardStatement.h
index dcf6b15..083c3f8 100644
--- a/src/sksl/ast/SkSLASTDiscardStatement.h
+++ b/src/sksl/ast/SkSLASTDiscardStatement.h
@@ -16,8 +16,8 @@
* A 'discard' statement.
*/
struct ASTDiscardStatement : public ASTStatement {
- ASTDiscardStatement(Position position)
- : INHERITED(position, kDiscard_Kind) {}
+ ASTDiscardStatement(int offset)
+ : INHERITED(offset, kDiscard_Kind) {}
String description() const override {
return String("discard;");
diff --git a/src/sksl/ast/SkSLASTDoStatement.h b/src/sksl/ast/SkSLASTDoStatement.h
index fc97d9e..36324e3 100644
--- a/src/sksl/ast/SkSLASTDoStatement.h
+++ b/src/sksl/ast/SkSLASTDoStatement.h
@@ -16,9 +16,9 @@
* A 'do' loop.
*/
struct ASTDoStatement : public ASTStatement {
- ASTDoStatement(Position position, std::unique_ptr<ASTStatement> statement,
+ ASTDoStatement(int offset, std::unique_ptr<ASTStatement> statement,
std::unique_ptr<ASTExpression> test)
- : INHERITED(position, kDo_Kind)
+ : INHERITED(offset, kDo_Kind)
, fStatement(std::move(statement))
, fTest(std::move(test)) {}
diff --git a/src/sksl/ast/SkSLASTExpression.h b/src/sksl/ast/SkSLASTExpression.h
index 11815ae..0d8ddc7 100644
--- a/src/sksl/ast/SkSLASTExpression.h
+++ b/src/sksl/ast/SkSLASTExpression.h
@@ -27,8 +27,8 @@
kTernary_Kind
};
- ASTExpression(Position position, Kind kind)
- : INHERITED(position)
+ ASTExpression(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
const Kind fKind;
diff --git a/src/sksl/ast/SkSLASTExpressionStatement.h b/src/sksl/ast/SkSLASTExpressionStatement.h
index 398a16a..14f087f 100644
--- a/src/sksl/ast/SkSLASTExpressionStatement.h
+++ b/src/sksl/ast/SkSLASTExpressionStatement.h
@@ -17,7 +17,7 @@
*/
struct ASTExpressionStatement : public ASTStatement {
ASTExpressionStatement(std::unique_ptr<ASTExpression> expression)
- : INHERITED(expression->fPosition, kExpression_Kind)
+ : INHERITED(expression->fOffset, kExpression_Kind)
, fExpression(std::move(expression)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTExtension.h b/src/sksl/ast/SkSLASTExtension.h
index a6fde06..c394b1d 100644
--- a/src/sksl/ast/SkSLASTExtension.h
+++ b/src/sksl/ast/SkSLASTExtension.h
@@ -16,8 +16,8 @@
* An extension declaration.
*/
struct ASTExtension : public ASTDeclaration {
- ASTExtension(Position position, String name)
- : INHERITED(position, kExtension_Kind)
+ ASTExtension(int offset, String name)
+ : INHERITED(offset, kExtension_Kind)
, fName(std::move(name)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTFieldSuffix.h b/src/sksl/ast/SkSLASTFieldSuffix.h
index bde1e4a..b29ddf3 100644
--- a/src/sksl/ast/SkSLASTFieldSuffix.h
+++ b/src/sksl/ast/SkSLASTFieldSuffix.h
@@ -17,15 +17,15 @@
* actually vector swizzle (which looks the same to the parser).
*/
struct ASTFieldSuffix : public ASTSuffix {
- ASTFieldSuffix(Position position, String field)
- : INHERITED(position, ASTSuffix::kField_Kind)
- , fField(std::move(field)) {}
+ ASTFieldSuffix(int offset, StringFragment field)
+ : INHERITED(offset, ASTSuffix::kField_Kind)
+ , fField(field) {}
String description() const override {
return "." + fField;
}
- String fField;
+ StringFragment fField;
typedef ASTSuffix INHERITED;
};
diff --git a/src/sksl/ast/SkSLASTFloatLiteral.h b/src/sksl/ast/SkSLASTFloatLiteral.h
index 15fe836..6e63b4e 100644
--- a/src/sksl/ast/SkSLASTFloatLiteral.h
+++ b/src/sksl/ast/SkSLASTFloatLiteral.h
@@ -16,8 +16,8 @@
* A literal floating point number.
*/
struct ASTFloatLiteral : public ASTExpression {
- ASTFloatLiteral(Position position, double value)
- : INHERITED(position, kFloat_Kind)
+ ASTFloatLiteral(int offset, double value)
+ : INHERITED(offset, kFloat_Kind)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTForStatement.h b/src/sksl/ast/SkSLASTForStatement.h
index 326713e..713f952 100644
--- a/src/sksl/ast/SkSLASTForStatement.h
+++ b/src/sksl/ast/SkSLASTForStatement.h
@@ -16,10 +16,10 @@
* A 'for' loop.
*/
struct ASTForStatement : public ASTStatement {
- ASTForStatement(Position position, std::unique_ptr<ASTStatement> initializer,
+ ASTForStatement(int offset, std::unique_ptr<ASTStatement> initializer,
std::unique_ptr<ASTExpression> test, std::unique_ptr<ASTExpression> next,
std::unique_ptr<ASTStatement> statement)
- : INHERITED(position, kFor_Kind)
+ : INHERITED(offset, kFor_Kind)
, fInitializer(std::move(initializer))
, fTest(std::move(test))
, fNext(std::move(next))
diff --git a/src/sksl/ast/SkSLASTFunction.h b/src/sksl/ast/SkSLASTFunction.h
index 36d8a3a..4fa2482 100644
--- a/src/sksl/ast/SkSLASTFunction.h
+++ b/src/sksl/ast/SkSLASTFunction.h
@@ -19,13 +19,13 @@
* A function declaration or definition. The fBody field will be null for declarations.
*/
struct ASTFunction : public ASTDeclaration {
- ASTFunction(Position position, Modifiers modifiers, std::unique_ptr<ASTType> returnType,
- String name, std::vector<std::unique_ptr<ASTParameter>> parameters,
+ ASTFunction(int offset, Modifiers modifiers, std::unique_ptr<ASTType> returnType,
+ StringFragment name, std::vector<std::unique_ptr<ASTParameter>> parameters,
std::unique_ptr<ASTBlock> body)
- : INHERITED(position, kFunction_Kind)
+ : INHERITED(offset, kFunction_Kind)
, fModifiers(modifiers)
, fReturnType(std::move(returnType))
- , fName(std::move(name))
+ , fName(name)
, fParameters(std::move(parameters))
, fBody(std::move(body)) {}
@@ -47,7 +47,7 @@
const Modifiers fModifiers;
const std::unique_ptr<ASTType> fReturnType;
- const String fName;
+ const StringFragment fName;
const std::vector<std::unique_ptr<ASTParameter>> fParameters;
const std::unique_ptr<ASTBlock> fBody;
diff --git a/src/sksl/ast/SkSLASTIdentifier.h b/src/sksl/ast/SkSLASTIdentifier.h
index 016123c..a84370e 100644
--- a/src/sksl/ast/SkSLASTIdentifier.h
+++ b/src/sksl/ast/SkSLASTIdentifier.h
@@ -16,15 +16,15 @@
* An identifier in an expression context.
*/
struct ASTIdentifier : public ASTExpression {
- ASTIdentifier(Position position, String text)
- : INHERITED(position, kIdentifier_Kind)
- , fText(std::move(text)) {}
+ ASTIdentifier(int offset, StringFragment text)
+ : INHERITED(offset, kIdentifier_Kind)
+ , fText(text) {}
String description() const override {
- return fText;
+ return String(fText);
}
- const String fText;
+ const StringFragment fText;
typedef ASTExpression INHERITED;
};
diff --git a/src/sksl/ast/SkSLASTIfStatement.h b/src/sksl/ast/SkSLASTIfStatement.h
index 2752b2b..85b1239 100644
--- a/src/sksl/ast/SkSLASTIfStatement.h
+++ b/src/sksl/ast/SkSLASTIfStatement.h
@@ -16,9 +16,9 @@
* An 'if' statement.
*/
struct ASTIfStatement : public ASTStatement {
- ASTIfStatement(Position position, bool isStatic, std::unique_ptr<ASTExpression> test,
+ ASTIfStatement(int offset, bool isStatic, std::unique_ptr<ASTExpression> test,
std::unique_ptr<ASTStatement> ifTrue, std::unique_ptr<ASTStatement> ifFalse)
- : INHERITED(position, kIf_Kind)
+ : INHERITED(offset, kIf_Kind)
, fIsStatic(isStatic)
, fTest(std::move(test))
, fIfTrue(std::move(ifTrue))
diff --git a/src/sksl/ast/SkSLASTIndexSuffix.h b/src/sksl/ast/SkSLASTIndexSuffix.h
index 31142e3..cb19e54 100644
--- a/src/sksl/ast/SkSLASTIndexSuffix.h
+++ b/src/sksl/ast/SkSLASTIndexSuffix.h
@@ -18,12 +18,12 @@
* 'float[](5, 6)' are represented with a null fExpression.
*/
struct ASTIndexSuffix : public ASTSuffix {
- ASTIndexSuffix(Position position)
- : INHERITED(position, ASTSuffix::kIndex_Kind)
+ ASTIndexSuffix(int offset)
+ : INHERITED(offset, ASTSuffix::kIndex_Kind)
, fExpression(nullptr) {}
ASTIndexSuffix(std::unique_ptr<ASTExpression> expression)
- : INHERITED(expression ? expression->fPosition : Position(), ASTSuffix::kIndex_Kind)
+ : INHERITED(expression ? expression->fOffset : -1, ASTSuffix::kIndex_Kind)
, fExpression(std::move(expression)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTIntLiteral.h b/src/sksl/ast/SkSLASTIntLiteral.h
index fe04347..927537b 100644
--- a/src/sksl/ast/SkSLASTIntLiteral.h
+++ b/src/sksl/ast/SkSLASTIntLiteral.h
@@ -17,8 +17,8 @@
* appear as a unary minus being applied to an integer literal.
*/
struct ASTIntLiteral : public ASTExpression {
- ASTIntLiteral(Position position, uint64_t value)
- : INHERITED(position, kInt_Kind)
+ ASTIntLiteral(int offset, uint64_t value)
+ : INHERITED(offset, kInt_Kind)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTInterfaceBlock.h b/src/sksl/ast/SkSLASTInterfaceBlock.h
index f111f73..d445ae0 100644
--- a/src/sksl/ast/SkSLASTInterfaceBlock.h
+++ b/src/sksl/ast/SkSLASTInterfaceBlock.h
@@ -23,17 +23,17 @@
*/
struct ASTInterfaceBlock : public ASTDeclaration {
// valueName is empty when it was not present in the source
- ASTInterfaceBlock(Position position,
+ ASTInterfaceBlock(int offset,
Modifiers modifiers,
- String typeName,
+ StringFragment typeName,
std::vector<std::unique_ptr<ASTVarDeclarations>> declarations,
- String instanceName,
+ StringFragment instanceName,
std::vector<std::unique_ptr<ASTExpression>> sizes)
- : INHERITED(position, kInterfaceBlock_Kind)
+ : INHERITED(offset, kInterfaceBlock_Kind)
, fModifiers(modifiers)
- , fTypeName(std::move(typeName))
+ , fTypeName(typeName)
, fDeclarations(std::move(declarations))
- , fInstanceName(std::move(instanceName))
+ , fInstanceName(instanceName)
, fSizes(std::move(sizes)) {}
String description() const override {
@@ -42,7 +42,7 @@
result += fDeclarations[i]->description() + "\n";
}
result += "}";
- if (fInstanceName.size()) {
+ if (fInstanceName.fLength) {
result += " " + fInstanceName;
for (const auto& size : fSizes) {
result += "[";
@@ -56,9 +56,9 @@
}
const Modifiers fModifiers;
- const String fTypeName;
+ const StringFragment fTypeName;
const std::vector<std::unique_ptr<ASTVarDeclarations>> fDeclarations;
- const String fInstanceName;
+ const StringFragment fInstanceName;
const std::vector<std::unique_ptr<ASTExpression>> fSizes;
typedef ASTDeclaration INHERITED;
diff --git a/src/sksl/ast/SkSLASTModifiersDeclaration.h b/src/sksl/ast/SkSLASTModifiersDeclaration.h
index ba07f16..5269cd5 100644
--- a/src/sksl/ast/SkSLASTModifiersDeclaration.h
+++ b/src/sksl/ast/SkSLASTModifiersDeclaration.h
@@ -20,7 +20,7 @@
*/
struct ASTModifiersDeclaration : public ASTDeclaration {
ASTModifiersDeclaration(Modifiers modifiers)
- : INHERITED(Position(), kModifiers_Kind)
+ : INHERITED(-1, kModifiers_Kind)
, fModifiers(modifiers) {}
String description() const {
diff --git a/src/sksl/ast/SkSLASTParameter.h b/src/sksl/ast/SkSLASTParameter.h
index 01227c6..965e374 100644
--- a/src/sksl/ast/SkSLASTParameter.h
+++ b/src/sksl/ast/SkSLASTParameter.h
@@ -20,12 +20,12 @@
struct ASTParameter : public ASTPositionNode {
// 'sizes' is a list of the array sizes appearing on a parameter, in source order.
// e.g. int x[3][1] would have sizes [3, 1].
- ASTParameter(Position position, Modifiers modifiers, std::unique_ptr<ASTType> type,
- String name, std::vector<int> sizes)
- : INHERITED(position)
+ ASTParameter(int offset, Modifiers modifiers, std::unique_ptr<ASTType> type,
+ StringFragment name, std::vector<int> sizes)
+ : INHERITED(offset)
, fModifiers(modifiers)
, fType(std::move(type))
- , fName(std::move(name))
+ , fName(name)
, fSizes(std::move(sizes)) {}
String description() const override {
@@ -38,7 +38,7 @@
const Modifiers fModifiers;
const std::unique_ptr<ASTType> fType;
- const String fName;
+ const StringFragment fName;
const std::vector<int> fSizes;
typedef ASTPositionNode INHERITED;
diff --git a/src/sksl/ast/SkSLASTPositionNode.h b/src/sksl/ast/SkSLASTPositionNode.h
index cc435c4..b8f22a7 100644
--- a/src/sksl/ast/SkSLASTPositionNode.h
+++ b/src/sksl/ast/SkSLASTPositionNode.h
@@ -17,10 +17,12 @@
* An AST node with an associated position in the source.
*/
struct ASTPositionNode : public ASTNode {
- ASTPositionNode(Position position)
- : fPosition(position) {}
+ ASTPositionNode(int offset)
+ : fOffset(offset) {}
- const Position fPosition;
+ // character offset of this element within the program being compiled, for error reporting
+ // purposes
+ const int fOffset;
};
} // namespace
diff --git a/src/sksl/ast/SkSLASTPrecision.h b/src/sksl/ast/SkSLASTPrecision.h
index 4b50ed3..0b81ca3 100644
--- a/src/sksl/ast/SkSLASTPrecision.h
+++ b/src/sksl/ast/SkSLASTPrecision.h
@@ -18,8 +18,8 @@
*/
struct ASTPrecision : public ASTDeclaration {
// FIXME handle the type
- ASTPrecision(Position position, Modifiers::Flag precision)
- : INHERITED(position, kPrecision_Kind)
+ ASTPrecision(int offset, Modifiers::Flag precision)
+ : INHERITED(offset, kPrecision_Kind)
, fPrecision(precision) {}
String description() const {
diff --git a/src/sksl/ast/SkSLASTPrefixExpression.h b/src/sksl/ast/SkSLASTPrefixExpression.h
index 08e50f7..0403a2f 100644
--- a/src/sksl/ast/SkSLASTPrefixExpression.h
+++ b/src/sksl/ast/SkSLASTPrefixExpression.h
@@ -9,7 +9,8 @@
#define SKSL_ASTPREFIXEXPRESSION
#include "SkSLASTExpression.h"
-#include "../SkSLToken.h"
+#include "../SkSLCompiler.h"
+#include "../SkSLLexer.h"
namespace SkSL {
@@ -18,12 +19,12 @@
*/
struct ASTPrefixExpression : public ASTExpression {
ASTPrefixExpression(Token op, std::unique_ptr<ASTExpression> operand)
- : INHERITED(op.fPosition, kPrefix_Kind)
+ : INHERITED(op.fOffset, kPrefix_Kind)
, fOperator(op.fKind)
, fOperand(std::move(operand)) {}
String description() const override {
- return Token::OperatorName(fOperator) + fOperand->description();
+ return Compiler::OperatorName(fOperator) + fOperand->description();
}
const Token::Kind fOperator;
diff --git a/src/sksl/ast/SkSLASTReturnStatement.h b/src/sksl/ast/SkSLASTReturnStatement.h
index 6762eb3..489658a 100644
--- a/src/sksl/ast/SkSLASTReturnStatement.h
+++ b/src/sksl/ast/SkSLASTReturnStatement.h
@@ -17,8 +17,8 @@
*/
struct ASTReturnStatement : public ASTStatement {
// expression may be null
- ASTReturnStatement(Position position, std::unique_ptr<ASTExpression> expression)
- : INHERITED(position, kReturn_Kind)
+ ASTReturnStatement(int offset, std::unique_ptr<ASTExpression> expression)
+ : INHERITED(offset, kReturn_Kind)
, fExpression(std::move(expression)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTSection.h b/src/sksl/ast/SkSLASTSection.h
index d0887e2..6c1f8ee 100644
--- a/src/sksl/ast/SkSLASTSection.h
+++ b/src/sksl/ast/SkSLASTSection.h
@@ -16,8 +16,8 @@
* A section declaration (e.g. @body { body code here })..
*/
struct ASTSection : public ASTDeclaration {
- ASTSection(Position position, String name, String arg, String text)
- : INHERITED(position, kSection_Kind)
+ ASTSection(int offset, String name, String arg, String text)
+ : INHERITED(offset, kSection_Kind)
, fName(std::move(name))
, fArgument(std::move(arg))
, fText(std::move(text)) {}
diff --git a/src/sksl/ast/SkSLASTStatement.h b/src/sksl/ast/SkSLASTStatement.h
index 1989a1f..c22a2fb 100644
--- a/src/sksl/ast/SkSLASTStatement.h
+++ b/src/sksl/ast/SkSLASTStatement.h
@@ -33,8 +33,8 @@
kDiscard_Kind
};
- ASTStatement(Position position, Kind kind)
- : INHERITED(position)
+ ASTStatement(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
Kind fKind;
diff --git a/src/sksl/ast/SkSLASTSuffix.h b/src/sksl/ast/SkSLASTSuffix.h
index f06c6fd..898855c 100644
--- a/src/sksl/ast/SkSLASTSuffix.h
+++ b/src/sksl/ast/SkSLASTSuffix.h
@@ -26,8 +26,8 @@
kPostDecrement_Kind
};
- ASTSuffix(Position position, Kind kind)
- : INHERITED(position)
+ ASTSuffix(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTSuffixExpression.h b/src/sksl/ast/SkSLASTSuffixExpression.h
index 2cff9a8..31cddb2 100644
--- a/src/sksl/ast/SkSLASTSuffixExpression.h
+++ b/src/sksl/ast/SkSLASTSuffixExpression.h
@@ -18,7 +18,7 @@
*/
struct ASTSuffixExpression : public ASTExpression {
ASTSuffixExpression(std::unique_ptr<ASTExpression> base, std::unique_ptr<ASTSuffix> suffix)
- : INHERITED(base->fPosition, kSuffix_Kind)
+ : INHERITED(base->fOffset, kSuffix_Kind)
, fBase(std::move(base))
, fSuffix(std::move(suffix)) {}
diff --git a/src/sksl/ast/SkSLASTSwitchCase.h b/src/sksl/ast/SkSLASTSwitchCase.h
index 405013a..221e212 100644
--- a/src/sksl/ast/SkSLASTSwitchCase.h
+++ b/src/sksl/ast/SkSLASTSwitchCase.h
@@ -17,9 +17,9 @@
*/
struct ASTSwitchCase : public ASTStatement {
// a null value means "default:"
- ASTSwitchCase(Position position, std::unique_ptr<ASTExpression> value,
+ ASTSwitchCase(int offset, std::unique_ptr<ASTExpression> value,
std::vector<std::unique_ptr<ASTStatement>> statements)
- : INHERITED(position, kSwitch_Kind)
+ : INHERITED(offset, kSwitch_Kind)
, fValue(std::move(value))
, fStatements(std::move(statements)) {}
diff --git a/src/sksl/ast/SkSLASTSwitchStatement.h b/src/sksl/ast/SkSLASTSwitchStatement.h
index ecd0a67..3bee0a4 100644
--- a/src/sksl/ast/SkSLASTSwitchStatement.h
+++ b/src/sksl/ast/SkSLASTSwitchStatement.h
@@ -17,9 +17,9 @@
* A 'switch' statement.
*/
struct ASTSwitchStatement : public ASTStatement {
- ASTSwitchStatement(Position position, bool isStatic, std::unique_ptr<ASTExpression> value,
+ ASTSwitchStatement(int offset, bool isStatic, std::unique_ptr<ASTExpression> value,
std::vector<std::unique_ptr<ASTSwitchCase>> cases)
- : INHERITED(position, kSwitch_Kind)
+ : INHERITED(offset, kSwitch_Kind)
, fIsStatic(isStatic)
, fValue(std::move(value))
, fCases(std::move(cases)) {}
diff --git a/src/sksl/ast/SkSLASTTernaryExpression.h b/src/sksl/ast/SkSLASTTernaryExpression.h
index 07c9297..35795e9 100644
--- a/src/sksl/ast/SkSLASTTernaryExpression.h
+++ b/src/sksl/ast/SkSLASTTernaryExpression.h
@@ -19,7 +19,7 @@
ASTTernaryExpression(std::unique_ptr<ASTExpression> test,
std::unique_ptr<ASTExpression> ifTrue,
std::unique_ptr<ASTExpression> ifFalse)
- : INHERITED(test->fPosition, kTernary_Kind)
+ : INHERITED(test->fOffset, kTernary_Kind)
, fTest(std::move(test))
, fIfTrue(std::move(ifTrue))
, fIfFalse(std::move(ifFalse)) {}
diff --git a/src/sksl/ast/SkSLASTType.h b/src/sksl/ast/SkSLASTType.h
index 57a8025..44fd95b 100644
--- a/src/sksl/ast/SkSLASTType.h
+++ b/src/sksl/ast/SkSLASTType.h
@@ -21,9 +21,9 @@
kStruct_Kind
};
- ASTType(Position position, String name, Kind kind, std::vector<int> sizes)
- : INHERITED(position)
- , fName(std::move(name))
+ ASTType(int offset, StringFragment name, Kind kind, std::vector<int> sizes)
+ : INHERITED(offset)
+ , fName(name)
, fKind(kind)
, fSizes(std::move(sizes)) {}
@@ -31,7 +31,7 @@
return fName;
}
- const String fName;
+ const StringFragment fName;
const Kind fKind;
diff --git a/src/sksl/ast/SkSLASTVarDeclaration.h b/src/sksl/ast/SkSLASTVarDeclaration.h
index 2dcb978..38c9104 100644
--- a/src/sksl/ast/SkSLASTVarDeclaration.h
+++ b/src/sksl/ast/SkSLASTVarDeclaration.h
@@ -22,7 +22,7 @@
* instances.
*/
struct ASTVarDeclaration {
- ASTVarDeclaration(const String name,
+ ASTVarDeclaration(StringFragment name,
std::vector<std::unique_ptr<ASTExpression>> sizes,
std::unique_ptr<ASTExpression> value)
: fName(name)
@@ -30,7 +30,7 @@
, fValue(std::move(value)) {}
String description() const {
- String result = fName;
+ String result(fName);
for (const auto& size : fSizes) {
if (size) {
result += "[" + size->description() + "]";
@@ -44,7 +44,7 @@
return result;
}
- String fName;
+ StringFragment fName;
// array sizes, if any. e.g. 'foo[3][]' has sizes [3, null]
std::vector<std::unique_ptr<ASTExpression>> fSizes;
@@ -60,7 +60,7 @@
ASTVarDeclarations(Modifiers modifiers,
std::unique_ptr<ASTType> type,
std::vector<ASTVarDeclaration> vars)
- : INHERITED(type->fPosition, kVar_Kind)
+ : INHERITED(type->fOffset, kVar_Kind)
, fModifiers(modifiers)
, fType(std::move(type))
, fVars(std::move(vars)) {}
diff --git a/src/sksl/ast/SkSLASTVarDeclarationStatement.h b/src/sksl/ast/SkSLASTVarDeclarationStatement.h
index c3a4069..8ec5bf6 100644
--- a/src/sksl/ast/SkSLASTVarDeclarationStatement.h
+++ b/src/sksl/ast/SkSLASTVarDeclarationStatement.h
@@ -18,7 +18,7 @@
*/
struct ASTVarDeclarationStatement : public ASTStatement {
ASTVarDeclarationStatement(std::unique_ptr<ASTVarDeclarations> decl)
- : INHERITED(decl->fPosition, kVarDeclaration_Kind)
+ : INHERITED(decl->fOffset, kVarDeclaration_Kind)
, fDeclarations(std::move(decl)) {}
String description() const override {
diff --git a/src/sksl/ast/SkSLASTWhileStatement.h b/src/sksl/ast/SkSLASTWhileStatement.h
index e63c502..c0da0af 100644
--- a/src/sksl/ast/SkSLASTWhileStatement.h
+++ b/src/sksl/ast/SkSLASTWhileStatement.h
@@ -16,9 +16,9 @@
* A 'while' statement.
*/
struct ASTWhileStatement : public ASTStatement {
- ASTWhileStatement(Position position, std::unique_ptr<ASTExpression> test,
+ ASTWhileStatement(int offset, std::unique_ptr<ASTExpression> test,
std::unique_ptr<ASTStatement> statement)
- : INHERITED(position, kWhile_Kind)
+ : INHERITED(offset, kWhile_Kind)
, fTest(std::move(test))
, fStatement(std::move(statement)) {}
diff --git a/src/sksl/disable_flex_warnings.h b/src/sksl/disable_flex_warnings.h
deleted file mode 100644
index ad73b63..0000000
--- a/src/sksl/disable_flex_warnings.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-// useless include to avoid "#if before #include" complaint from Skia presubmit
-#include "SkSLUtil.h"
-#ifdef __clang__
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wunneeded-internal-declaration"
-#pragma clang diagnostic ignored "-Wnull-conversion"
-#pragma clang diagnostic ignored "-Wsign-compare"
-#pragma clang diagnostic ignored "-Wunused-function"
-#pragma clang diagnostic ignored "-Wdeprecated-register"
-#endif
-#ifdef __GNUC__
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wsign-compare"
-#pragma GCC diagnostic ignored "-Wunused-function"
-#endif
-#ifdef _MSC_VER
-#pragma warning(push)
-#pragma warning(disable:4018)
-#endif
-
-#define YY_NO_UNPUT
diff --git a/src/sksl/ir/SkSLBinaryExpression.h b/src/sksl/ir/SkSLBinaryExpression.h
index 789db57..c26994e 100644
--- a/src/sksl/ir/SkSLBinaryExpression.h
+++ b/src/sksl/ir/SkSLBinaryExpression.h
@@ -11,7 +11,7 @@
#include "SkSLExpression.h"
#include "SkSLExpression.h"
#include "../SkSLIRGenerator.h"
-#include "../SkSLToken.h"
+#include "../SkSLLexer.h"
namespace SkSL {
@@ -19,9 +19,9 @@
* A binary operation.
*/
struct BinaryExpression : public Expression {
- BinaryExpression(Position position, std::unique_ptr<Expression> left, Token::Kind op,
+ BinaryExpression(int offset, std::unique_ptr<Expression> left, Token::Kind op,
std::unique_ptr<Expression> right, const Type& type)
- : INHERITED(position, kBinary_Kind, type)
+ : INHERITED(offset, kBinary_Kind, type)
, fLeft(std::move(left))
, fOperator(op)
, fRight(std::move(right)) {}
@@ -34,12 +34,12 @@
}
bool hasSideEffects() const override {
- return Token::IsAssignment(fOperator) || fLeft->hasSideEffects() ||
+ return Compiler::IsAssignment(fOperator) || fLeft->hasSideEffects() ||
fRight->hasSideEffects();
}
String description() const override {
- return "(" + fLeft->description() + " " + Token::OperatorName(fOperator) + " " +
+ return "(" + fLeft->description() + " " + Compiler::OperatorName(fOperator) + " " +
fRight->description() + ")";
}
diff --git a/src/sksl/ir/SkSLBlock.h b/src/sksl/ir/SkSLBlock.h
index bcd4bb1..af19753 100644
--- a/src/sksl/ir/SkSLBlock.h
+++ b/src/sksl/ir/SkSLBlock.h
@@ -17,9 +17,9 @@
* A block of multiple statements functioning as a single statement.
*/
struct Block : public Statement {
- Block(Position position, std::vector<std::unique_ptr<Statement>> statements,
+ Block(int offset, std::vector<std::unique_ptr<Statement>> statements,
const std::shared_ptr<SymbolTable> symbols = nullptr)
- : INHERITED(position, kBlock_Kind)
+ : INHERITED(offset, kBlock_Kind)
, fSymbols(std::move(symbols))
, fStatements(std::move(statements)) {}
diff --git a/src/sksl/ir/SkSLBoolLiteral.h b/src/sksl/ir/SkSLBoolLiteral.h
index a4151b8..9a69f0f 100644
--- a/src/sksl/ir/SkSLBoolLiteral.h
+++ b/src/sksl/ir/SkSLBoolLiteral.h
@@ -17,8 +17,8 @@
* Represents 'true' or 'false'.
*/
struct BoolLiteral : public Expression {
- BoolLiteral(const Context& context, Position position, bool value)
- : INHERITED(position, kBoolLiteral_Kind, *context.fBool_Type)
+ BoolLiteral(const Context& context, int offset, bool value)
+ : INHERITED(offset, kBoolLiteral_Kind, *context.fBool_Type)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLBreakStatement.h b/src/sksl/ir/SkSLBreakStatement.h
index f6edc55..da392f5 100644
--- a/src/sksl/ir/SkSLBreakStatement.h
+++ b/src/sksl/ir/SkSLBreakStatement.h
@@ -17,8 +17,8 @@
* A 'break' statement.
*/
struct BreakStatement : public Statement {
- BreakStatement(Position position)
- : INHERITED(position, kBreak_Kind) {}
+ BreakStatement(int offset)
+ : INHERITED(offset, kBreak_Kind) {}
String description() const override {
return String("break;");
diff --git a/src/sksl/ir/SkSLConstructor.h b/src/sksl/ir/SkSLConstructor.h
index beed0f7..32fc0fb 100644
--- a/src/sksl/ir/SkSLConstructor.h
+++ b/src/sksl/ir/SkSLConstructor.h
@@ -16,7 +16,7 @@
namespace SkSL {
/**
- * Represents the construction of a compound type, such as "float2x, y)".
+ * Represents the construction of a compound type, such as "float2(x, y)".
*
* Vector constructors will always consist of either exactly 1 scalar, or a collection of vectors
* and scalars totalling exactly the right number of scalar components.
@@ -25,9 +25,8 @@
* collection of vectors and scalars totalling exactly the right number of scalar components.
*/
struct Constructor : public Expression {
- Constructor(Position position, const Type& type,
- std::vector<std::unique_ptr<Expression>> arguments)
- : INHERITED(position, kConstructor_Kind, type)
+ Constructor(int offset, const Type& type, std::vector<std::unique_ptr<Expression>> arguments)
+ : INHERITED(offset, kConstructor_Kind, type)
, fArguments(std::move(arguments)) {}
std::unique_ptr<Expression> constantPropagate(const IRGenerator& irGenerator,
@@ -37,13 +36,13 @@
// promote float(1) to 1.0
int64_t intValue = ((IntLiteral&) *fArguments[0]).fValue;
return std::unique_ptr<Expression>(new FloatLiteral(irGenerator.fContext,
- fPosition,
+ fOffset,
intValue));
} else if (fType == *irGenerator.fContext.fUInt_Type) {
// promote uint(1) to 1u
int64_t intValue = ((IntLiteral&) *fArguments[0]).fValue;
return std::unique_ptr<Expression>(new IntLiteral(irGenerator.fContext,
- fPosition,
+ fOffset,
intValue,
&fType));
}
@@ -96,8 +95,8 @@
// a constant scalar constructor should have been collapsed down to the appropriate
// literal
ASSERT(fType.kind() == Type::kMatrix_Kind);
- const FloatLiteral fzero(context, Position(), 0);
- const IntLiteral izero(context, Position(), 0);
+ const FloatLiteral fzero(context, -1, 0);
+ const IntLiteral izero(context, -1, 0);
const Expression* zero;
if (fType.componentType() == *context.fFloat_Type) {
zero = &fzero;
diff --git a/src/sksl/ir/SkSLContinueStatement.h b/src/sksl/ir/SkSLContinueStatement.h
index 3f5bc1d..6ed40c4 100644
--- a/src/sksl/ir/SkSLContinueStatement.h
+++ b/src/sksl/ir/SkSLContinueStatement.h
@@ -17,8 +17,8 @@
* A 'continue' statement.
*/
struct ContinueStatement : public Statement {
- ContinueStatement(Position position)
- : INHERITED(position, kContinue_Kind) {}
+ ContinueStatement(int offset)
+ : INHERITED(offset, kContinue_Kind) {}
String description() const override {
return String("continue;");
diff --git a/src/sksl/ir/SkSLDiscardStatement.h b/src/sksl/ir/SkSLDiscardStatement.h
index 6212466..b62530e 100644
--- a/src/sksl/ir/SkSLDiscardStatement.h
+++ b/src/sksl/ir/SkSLDiscardStatement.h
@@ -17,8 +17,8 @@
* A 'discard' statement.
*/
struct DiscardStatement : public Statement {
- DiscardStatement(Position position)
- : INHERITED(position, kDiscard_Kind) {}
+ DiscardStatement(int offset)
+ : INHERITED(offset, kDiscard_Kind) {}
String description() const override {
return String("discard;");
diff --git a/src/sksl/ir/SkSLDoStatement.h b/src/sksl/ir/SkSLDoStatement.h
index f1ecd9a..3abec55 100644
--- a/src/sksl/ir/SkSLDoStatement.h
+++ b/src/sksl/ir/SkSLDoStatement.h
@@ -17,9 +17,9 @@
* A 'do' statement.
*/
struct DoStatement : public Statement {
- DoStatement(Position position, std::unique_ptr<Statement> statement,
+ DoStatement(int offset, std::unique_ptr<Statement> statement,
std::unique_ptr<Expression> test)
- : INHERITED(position, kDo_Kind)
+ : INHERITED(offset, kDo_Kind)
, fStatement(std::move(statement))
, fTest(std::move(test)) {}
diff --git a/src/sksl/ir/SkSLExpression.h b/src/sksl/ir/SkSLExpression.h
index 286610f..555e660 100644
--- a/src/sksl/ir/SkSLExpression.h
+++ b/src/sksl/ir/SkSLExpression.h
@@ -44,8 +44,8 @@
kDefined_Kind
};
- Expression(Position position, Kind kind, const Type& type)
- : INHERITED(position)
+ Expression(int offset, Kind kind, const Type& type)
+ : INHERITED(offset)
, fKind(kind)
, fType(std::move(type)) {}
diff --git a/src/sksl/ir/SkSLExpressionStatement.h b/src/sksl/ir/SkSLExpressionStatement.h
index d1ab8e9..215763b 100644
--- a/src/sksl/ir/SkSLExpressionStatement.h
+++ b/src/sksl/ir/SkSLExpressionStatement.h
@@ -18,7 +18,7 @@
*/
struct ExpressionStatement : public Statement {
ExpressionStatement(std::unique_ptr<Expression> expression)
- : INHERITED(expression->fPosition, kExpression_Kind)
+ : INHERITED(expression->fOffset, kExpression_Kind)
, fExpression(std::move(expression)) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLExtension.h b/src/sksl/ir/SkSLExtension.h
index 70dc6b3..b5a48b9 100644
--- a/src/sksl/ir/SkSLExtension.h
+++ b/src/sksl/ir/SkSLExtension.h
@@ -16,8 +16,8 @@
* An extension declaration.
*/
struct Extension : public ProgramElement {
- Extension(Position position, String name)
- : INHERITED(position, kExtension_Kind)
+ Extension(int offset, String name)
+ : INHERITED(offset, kExtension_Kind)
, fName(std::move(name)) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLField.h b/src/sksl/ir/SkSLField.h
index abea730..fe2af7f 100644
--- a/src/sksl/ir/SkSLField.h
+++ b/src/sksl/ir/SkSLField.h
@@ -22,8 +22,8 @@
* result of declaring anonymous interface blocks.
*/
struct Field : public Symbol {
- Field(Position position, const Variable& owner, int fieldIndex)
- : INHERITED(position, kField_Kind, owner.fType.fields()[fieldIndex].fName)
+ Field(int offset, const Variable& owner, int fieldIndex)
+ : INHERITED(offset, kField_Kind, owner.fType.fields()[fieldIndex].fName)
, fOwner(owner)
, fFieldIndex(fieldIndex) {}
diff --git a/src/sksl/ir/SkSLFieldAccess.h b/src/sksl/ir/SkSLFieldAccess.h
index e0a335f..0f66dec 100644
--- a/src/sksl/ir/SkSLFieldAccess.h
+++ b/src/sksl/ir/SkSLFieldAccess.h
@@ -26,7 +26,7 @@
FieldAccess(std::unique_ptr<Expression> base, int fieldIndex,
OwnerKind ownerKind = kDefault_OwnerKind)
- : INHERITED(base->fPosition, kFieldAccess_Kind, *base->fType.fields()[fieldIndex].fType)
+ : INHERITED(base->fOffset, kFieldAccess_Kind, *base->fType.fields()[fieldIndex].fType)
, fBase(std::move(base))
, fFieldIndex(fieldIndex)
, fOwnerKind(ownerKind) {}
diff --git a/src/sksl/ir/SkSLFloatLiteral.h b/src/sksl/ir/SkSLFloatLiteral.h
index 21a485f..e6a3062 100644
--- a/src/sksl/ir/SkSLFloatLiteral.h
+++ b/src/sksl/ir/SkSLFloatLiteral.h
@@ -17,9 +17,9 @@
* A literal floating point number.
*/
struct FloatLiteral : public Expression {
- FloatLiteral(const Context& context, Position position, double value,
+ FloatLiteral(const Context& context, int offset, double value,
const Type* type = nullptr)
- : INHERITED(position, kFloatLiteral_Kind, type ? *type : *context.fFloat_Type)
+ : INHERITED(offset, kFloatLiteral_Kind, type ? *type : *context.fFloat_Type)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLForStatement.h b/src/sksl/ir/SkSLForStatement.h
index ca3e6cf..6896ceb 100644
--- a/src/sksl/ir/SkSLForStatement.h
+++ b/src/sksl/ir/SkSLForStatement.h
@@ -18,10 +18,10 @@
* A 'for' statement.
*/
struct ForStatement : public Statement {
- ForStatement(Position position, std::unique_ptr<Statement> initializer,
+ ForStatement(int offset, std::unique_ptr<Statement> initializer,
std::unique_ptr<Expression> test, std::unique_ptr<Expression> next,
std::unique_ptr<Statement> statement, std::shared_ptr<SymbolTable> symbols)
- : INHERITED(position, kFor_Kind)
+ : INHERITED(offset, kFor_Kind)
, fSymbols(symbols)
, fInitializer(std::move(initializer))
, fTest(std::move(test))
diff --git a/src/sksl/ir/SkSLFunctionCall.h b/src/sksl/ir/SkSLFunctionCall.h
index 44f8c7e..115281d 100644
--- a/src/sksl/ir/SkSLFunctionCall.h
+++ b/src/sksl/ir/SkSLFunctionCall.h
@@ -17,9 +17,9 @@
* A function invocation.
*/
struct FunctionCall : public Expression {
- FunctionCall(Position position, const Type& type, const FunctionDeclaration& function,
+ FunctionCall(int offset, const Type& type, const FunctionDeclaration& function,
std::vector<std::unique_ptr<Expression>> arguments)
- : INHERITED(position, kFunctionCall_Kind, type)
+ : INHERITED(offset, kFunctionCall_Kind, type)
, fFunction(std::move(function))
, fArguments(std::move(arguments)) {}
@@ -33,7 +33,7 @@
}
String description() const override {
- String result = fFunction.fName + "(";
+ String result = String(fFunction.fName) + "(";
String separator;
for (size_t i = 0; i < fArguments.size(); i++) {
result += separator;
diff --git a/src/sksl/ir/SkSLFunctionDeclaration.h b/src/sksl/ir/SkSLFunctionDeclaration.h
index 64236d3..d0f9d24 100644
--- a/src/sksl/ir/SkSLFunctionDeclaration.h
+++ b/src/sksl/ir/SkSLFunctionDeclaration.h
@@ -21,9 +21,9 @@
* A function declaration (not a definition -- does not contain a body).
*/
struct FunctionDeclaration : public Symbol {
- FunctionDeclaration(Position position, Modifiers modifiers, String name,
+ FunctionDeclaration(int offset, Modifiers modifiers, StringFragment name,
std::vector<const Variable*> parameters, const Type& returnType)
- : INHERITED(position, kFunctionDeclaration_Kind, std::move(name))
+ : INHERITED(offset, kFunctionDeclaration_Kind, std::move(name))
, fDefined(false)
, fBuiltin(false)
, fModifiers(modifiers)
diff --git a/src/sksl/ir/SkSLFunctionDefinition.h b/src/sksl/ir/SkSLFunctionDefinition.h
index 0277db1..e0dabc5 100644
--- a/src/sksl/ir/SkSLFunctionDefinition.h
+++ b/src/sksl/ir/SkSLFunctionDefinition.h
@@ -18,9 +18,9 @@
* A function definition (a declaration plus an associated block of code).
*/
struct FunctionDefinition : public ProgramElement {
- FunctionDefinition(Position position, const FunctionDeclaration& declaration,
+ FunctionDefinition(int offset, const FunctionDeclaration& declaration,
std::unique_ptr<Statement> body)
- : INHERITED(position, kFunction_Kind)
+ : INHERITED(offset, kFunction_Kind)
, fDeclaration(declaration)
, fBody(std::move(body)) {}
diff --git a/src/sksl/ir/SkSLFunctionReference.h b/src/sksl/ir/SkSLFunctionReference.h
index ee761c2..58831c5 100644
--- a/src/sksl/ir/SkSLFunctionReference.h
+++ b/src/sksl/ir/SkSLFunctionReference.h
@@ -19,9 +19,9 @@
* always eventually replaced by FunctionCalls in valid programs.
*/
struct FunctionReference : public Expression {
- FunctionReference(const Context& context, Position position,
+ FunctionReference(const Context& context, int offset,
std::vector<const FunctionDeclaration*> function)
- : INHERITED(position, kFunctionReference_Kind, *context.fInvalid_Type)
+ : INHERITED(offset, kFunctionReference_Kind, *context.fInvalid_Type)
, fFunctions(function) {}
bool hasSideEffects() const override {
diff --git a/src/sksl/ir/SkSLIRNode.h b/src/sksl/ir/SkSLIRNode.h
index 139be32..5ada506 100644
--- a/src/sksl/ir/SkSLIRNode.h
+++ b/src/sksl/ir/SkSLIRNode.h
@@ -8,7 +8,7 @@
#ifndef SKSL_IRNODE
#define SKSL_IRNODE
-#include "../SkSLPosition.h"
+#include "../SkSLLexer.h"
namespace SkSL {
@@ -17,14 +17,16 @@
* version of the program (all types determined, everything validated), ready for code generation.
*/
struct IRNode {
- IRNode(Position position)
- : fPosition(position) {}
+ IRNode(int offset)
+ : fOffset(offset) {}
virtual ~IRNode() {}
virtual String description() const = 0;
- const Position fPosition;
+ // character offset of this element within the program being compiled, for error reporting
+ // purposes
+ const int fOffset;
};
} // namespace
diff --git a/src/sksl/ir/SkSLIfStatement.h b/src/sksl/ir/SkSLIfStatement.h
index b09c10e..4c2ca0b 100644
--- a/src/sksl/ir/SkSLIfStatement.h
+++ b/src/sksl/ir/SkSLIfStatement.h
@@ -17,9 +17,9 @@
* An 'if' statement.
*/
struct IfStatement : public Statement {
- IfStatement(Position position, bool isStatic, std::unique_ptr<Expression> test,
+ IfStatement(int offset, bool isStatic, std::unique_ptr<Expression> test,
std::unique_ptr<Statement> ifTrue, std::unique_ptr<Statement> ifFalse)
- : INHERITED(position, kIf_Kind)
+ : INHERITED(offset, kIf_Kind)
, fIsStatic(isStatic)
, fTest(std::move(test))
, fIfTrue(std::move(ifTrue))
diff --git a/src/sksl/ir/SkSLIndexExpression.h b/src/sksl/ir/SkSLIndexExpression.h
index c305365..2daf1b5 100644
--- a/src/sksl/ir/SkSLIndexExpression.h
+++ b/src/sksl/ir/SkSLIndexExpression.h
@@ -45,7 +45,7 @@
struct IndexExpression : public Expression {
IndexExpression(const Context& context, std::unique_ptr<Expression> base,
std::unique_ptr<Expression> index)
- : INHERITED(base->fPosition, kIndex_Kind, index_type(context, base->fType))
+ : INHERITED(base->fOffset, kIndex_Kind, index_type(context, base->fType))
, fBase(std::move(base))
, fIndex(std::move(index)) {
ASSERT(fIndex->fType == *context.fInt_Type || fIndex->fType == *context.fUInt_Type);
diff --git a/src/sksl/ir/SkSLIntLiteral.h b/src/sksl/ir/SkSLIntLiteral.h
index 6199f96..da2b408 100644
--- a/src/sksl/ir/SkSLIntLiteral.h
+++ b/src/sksl/ir/SkSLIntLiteral.h
@@ -19,8 +19,8 @@
struct IntLiteral : public Expression {
// FIXME: we will need to revisit this if/when we add full support for both signed and unsigned
// 64-bit integers, but for right now an int64_t will hold every value we care about
- IntLiteral(const Context& context, Position position, int64_t value, const Type* type = nullptr)
- : INHERITED(position, kIntLiteral_Kind, type ? *type : *context.fInt_Type)
+ IntLiteral(const Context& context, int offset, int64_t value, const Type* type = nullptr)
+ : INHERITED(offset, kIntLiteral_Kind, type ? *type : *context.fInt_Type)
, fValue(value) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLInterfaceBlock.h b/src/sksl/ir/SkSLInterfaceBlock.h
index a28a6a1..03986b8 100644
--- a/src/sksl/ir/SkSLInterfaceBlock.h
+++ b/src/sksl/ir/SkSLInterfaceBlock.h
@@ -25,10 +25,10 @@
* At the IR level, this is represented by a single variable of struct type.
*/
struct InterfaceBlock : public ProgramElement {
- InterfaceBlock(Position position, const Variable* var, String typeName, String instanceName,
+ InterfaceBlock(int offset, const Variable* var, String typeName, String instanceName,
std::vector<std::unique_ptr<Expression>> sizes,
std::shared_ptr<SymbolTable> typeOwner)
- : INHERITED(position, kInterfaceBlock_Kind)
+ : INHERITED(offset, kInterfaceBlock_Kind)
, fVariable(*var)
, fTypeName(std::move(typeName))
, fInstanceName(std::move(instanceName))
diff --git a/src/sksl/ir/SkSLModifiersDeclaration.h b/src/sksl/ir/SkSLModifiersDeclaration.h
index a0ce748..5c9608f 100644
--- a/src/sksl/ir/SkSLModifiersDeclaration.h
+++ b/src/sksl/ir/SkSLModifiersDeclaration.h
@@ -20,7 +20,7 @@
*/
struct ModifiersDeclaration : public ProgramElement {
ModifiersDeclaration(Modifiers modifiers)
- : INHERITED(Position(), kModifiers_Kind)
+ : INHERITED(-1, kModifiers_Kind)
, fModifiers(modifiers) {}
String description() const {
diff --git a/src/sksl/ir/SkSLNop.h b/src/sksl/ir/SkSLNop.h
index 5ebea40..e7aae9b 100644
--- a/src/sksl/ir/SkSLNop.h
+++ b/src/sksl/ir/SkSLNop.h
@@ -18,7 +18,7 @@
*/
struct Nop : public Statement {
Nop()
- : INHERITED(Position(), kNop_Kind) {}
+ : INHERITED(-1, kNop_Kind) {}
virtual bool isEmpty() const override {
return true;
diff --git a/src/sksl/ir/SkSLPostfixExpression.h b/src/sksl/ir/SkSLPostfixExpression.h
index e02555d..c53f1de 100644
--- a/src/sksl/ir/SkSLPostfixExpression.h
+++ b/src/sksl/ir/SkSLPostfixExpression.h
@@ -9,7 +9,7 @@
#define SKSL_POSTFIXEXPRESSION
#include "SkSLExpression.h"
-#include "SkSLToken.h"
+#include "SkSLLexer.h"
namespace SkSL {
@@ -18,7 +18,7 @@
*/
struct PostfixExpression : public Expression {
PostfixExpression(std::unique_ptr<Expression> operand, Token::Kind op)
- : INHERITED(operand->fPosition, kPostfix_Kind, operand->fType)
+ : INHERITED(operand->fOffset, kPostfix_Kind, operand->fType)
, fOperand(std::move(operand))
, fOperator(op) {}
@@ -27,7 +27,7 @@
}
String description() const override {
- return fOperand->description() + Token::OperatorName(fOperator);
+ return fOperand->description() + Compiler::OperatorName(fOperator);
}
std::unique_ptr<Expression> fOperand;
diff --git a/src/sksl/ir/SkSLPrefixExpression.h b/src/sksl/ir/SkSLPrefixExpression.h
index 5ac84c6..d5d97b2 100644
--- a/src/sksl/ir/SkSLPrefixExpression.h
+++ b/src/sksl/ir/SkSLPrefixExpression.h
@@ -11,7 +11,7 @@
#include "SkSLExpression.h"
#include "SkSLFloatLiteral.h"
#include "SkSLIRGenerator.h"
-#include "SkSLToken.h"
+#include "SkSLLexer.h"
namespace SkSL {
@@ -20,7 +20,7 @@
*/
struct PrefixExpression : public Expression {
PrefixExpression(Token::Kind op, std::unique_ptr<Expression> operand)
- : INHERITED(operand->fPosition, kPrefix_Kind, operand->fType)
+ : INHERITED(operand->fOffset, kPrefix_Kind, operand->fType)
, fOperand(std::move(operand))
, fOperator(op) {}
@@ -38,7 +38,7 @@
if (fOperand->fKind == Expression::kFloatLiteral_Kind) {
return std::unique_ptr<Expression>(new FloatLiteral(
irGenerator.fContext,
- Position(),
+ fOffset,
-((FloatLiteral&) *fOperand).fValue));
}
@@ -46,7 +46,7 @@
}
String description() const override {
- return Token::OperatorName(fOperator) + fOperand->description();
+ return Compiler::OperatorName(fOperator) + fOperand->description();
}
std::unique_ptr<Expression> fOperand;
diff --git a/src/sksl/ir/SkSLProgram.h b/src/sksl/ir/SkSLProgram.h
index a3eeaa3..639e09b 100644
--- a/src/sksl/ir/SkSLProgram.h
+++ b/src/sksl/ir/SkSLProgram.h
@@ -39,15 +39,15 @@
: fKind(kInt_Kind)
, fValue(i) {}
- std::unique_ptr<Expression> literal(const Context& context, Position position) const {
+ std::unique_ptr<Expression> literal(const Context& context, int offset) const {
switch (fKind) {
case Program::Settings::Value::kBool_Kind:
return std::unique_ptr<Expression>(new BoolLiteral(context,
- position,
+ offset,
fValue));
case Program::Settings::Value::kInt_Kind:
return std::unique_ptr<Expression>(new IntLiteral(context,
- position,
+ offset,
fValue));
default:
ASSERT(false);
@@ -103,6 +103,7 @@
};
Program(Kind kind,
+ std::unique_ptr<String> source,
Settings settings,
Modifiers::Flag defaultPrecision,
Context* context,
@@ -110,6 +111,7 @@
std::shared_ptr<SymbolTable> symbols,
Inputs inputs)
: fKind(kind)
+ , fSource(std::move(source))
, fSettings(settings)
, fDefaultPrecision(defaultPrecision)
, fContext(context)
@@ -118,6 +120,7 @@
, fInputs(inputs) {}
Kind fKind;
+ std::unique_ptr<String> fSource;
Settings fSettings;
// FIXME handle different types; currently it assumes this is for floats
Modifiers::Flag fDefaultPrecision;
diff --git a/src/sksl/ir/SkSLProgramElement.h b/src/sksl/ir/SkSLProgramElement.h
index 1e2bb48..4a3566d 100644
--- a/src/sksl/ir/SkSLProgramElement.h
+++ b/src/sksl/ir/SkSLProgramElement.h
@@ -25,8 +25,8 @@
kSection_Kind
};
- ProgramElement(Position position, Kind kind)
- : INHERITED(position)
+ ProgramElement(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
Kind fKind;
diff --git a/src/sksl/ir/SkSLReturnStatement.h b/src/sksl/ir/SkSLReturnStatement.h
index 841db94..1b479b8 100644
--- a/src/sksl/ir/SkSLReturnStatement.h
+++ b/src/sksl/ir/SkSLReturnStatement.h
@@ -17,11 +17,11 @@
* A 'return' statement.
*/
struct ReturnStatement : public Statement {
- ReturnStatement(Position position)
- : INHERITED(position, kReturn_Kind) {}
+ ReturnStatement(int offset)
+ : INHERITED(offset, kReturn_Kind) {}
ReturnStatement(std::unique_ptr<Expression> expression)
- : INHERITED(expression->fPosition, kReturn_Kind)
+ : INHERITED(expression->fOffset, kReturn_Kind)
, fExpression(std::move(expression)) {}
String description() const override {
diff --git a/src/sksl/ir/SkSLSection.h b/src/sksl/ir/SkSLSection.h
index f9815b1..96c257b 100644
--- a/src/sksl/ir/SkSLSection.h
+++ b/src/sksl/ir/SkSLSection.h
@@ -16,8 +16,8 @@
* A section declaration (e.g. @body { body code here })..
*/
struct Section : public ProgramElement {
- Section(Position position, String name, String arg, String text)
- : INHERITED(position, kSection_Kind)
+ Section(int offset, String name, String arg, String text)
+ : INHERITED(offset, kSection_Kind)
, fName(std::move(name))
, fArgument(std::move(arg))
, fText(std::move(text)) {}
diff --git a/src/sksl/ir/SkSLSetting.h b/src/sksl/ir/SkSLSetting.h
index 995fcf5..f479ad1 100644
--- a/src/sksl/ir/SkSLSetting.h
+++ b/src/sksl/ir/SkSLSetting.h
@@ -18,8 +18,8 @@
* collapsed down to their constant representations during the compilation process.
*/
struct Setting : public Expression {
- Setting(Position position, String name, std::unique_ptr<Expression> value)
- : INHERITED(position, kSetting_Kind, value->fType)
+ Setting(int offset, String name, std::unique_ptr<Expression> value)
+ : INHERITED(offset, kSetting_Kind, value->fType)
, fName(std::move(name))
, fValue(std::move(value)) {
ASSERT(fValue->isConstant());
diff --git a/src/sksl/ir/SkSLStatement.h b/src/sksl/ir/SkSLStatement.h
index 1bc5244..a116cc1 100644
--- a/src/sksl/ir/SkSLStatement.h
+++ b/src/sksl/ir/SkSLStatement.h
@@ -35,8 +35,8 @@
kWhile_Kind
};
- Statement(Position position, Kind kind)
- : INHERITED(position)
+ Statement(int offset, Kind kind)
+ : INHERITED(offset)
, fKind(kind) {}
virtual bool isEmpty() const {
diff --git a/src/sksl/ir/SkSLSwitchCase.h b/src/sksl/ir/SkSLSwitchCase.h
index 8043f2e..c33224b 100644
--- a/src/sksl/ir/SkSLSwitchCase.h
+++ b/src/sksl/ir/SkSLSwitchCase.h
@@ -17,9 +17,9 @@
* A single case of a 'switch' statement.
*/
struct SwitchCase : public Statement {
- SwitchCase(Position position, std::unique_ptr<Expression> value,
+ SwitchCase(int offset, std::unique_ptr<Expression> value,
std::vector<std::unique_ptr<Statement>> statements)
- : INHERITED(position, kSwitch_Kind)
+ : INHERITED(offset, kSwitch_Kind)
, fValue(std::move(value))
, fStatements(std::move(statements)) {}
diff --git a/src/sksl/ir/SkSLSwitchStatement.h b/src/sksl/ir/SkSLSwitchStatement.h
index dec5b74..68d0ef0 100644
--- a/src/sksl/ir/SkSLSwitchStatement.h
+++ b/src/sksl/ir/SkSLSwitchStatement.h
@@ -17,10 +17,10 @@
* A 'switch' statement.
*/
struct SwitchStatement : public Statement {
- SwitchStatement(Position position, bool isStatic, std::unique_ptr<Expression> value,
+ SwitchStatement(int offset, bool isStatic, std::unique_ptr<Expression> value,
std::vector<std::unique_ptr<SwitchCase>> cases,
const std::shared_ptr<SymbolTable> symbols)
- : INHERITED(position, kSwitch_Kind)
+ : INHERITED(offset, kSwitch_Kind)
, fIsStatic(isStatic)
, fValue(std::move(value))
, fSymbols(std::move(symbols))
diff --git a/src/sksl/ir/SkSLSwizzle.h b/src/sksl/ir/SkSLSwizzle.h
index 9d7ca37..3256ef2 100644
--- a/src/sksl/ir/SkSLSwizzle.h
+++ b/src/sksl/ir/SkSLSwizzle.h
@@ -65,7 +65,7 @@
*/
struct Swizzle : public Expression {
Swizzle(const Context& context, std::unique_ptr<Expression> base, std::vector<int> components)
- : INHERITED(base->fPosition, kSwizzle_Kind, get_type(context, *base, components.size()))
+ : INHERITED(base->fOffset, kSwizzle_Kind, get_type(context, *base, components.size()))
, fBase(std::move(base))
, fComponents(std::move(components)) {
ASSERT(fComponents.size() >= 1 && fComponents.size() <= 4);
@@ -80,13 +80,13 @@
ASSERT(fComponents.size() == 1);
int64_t value = ((Constructor&) *fBase).getIVecComponent(fComponents[0]);
return std::unique_ptr<Expression>(new IntLiteral(irGenerator.fContext,
- Position(),
- value));
+ -1,
+ value));
} else if (fType == *irGenerator.fContext.fFloat_Type) {
ASSERT(fComponents.size() == 1);
double value = ((Constructor&) *fBase).getFVecComponent(fComponents[0]);
return std::unique_ptr<Expression>(new FloatLiteral(irGenerator.fContext,
- Position(),
+ -1,
value));
}
}
diff --git a/src/sksl/ir/SkSLSymbol.h b/src/sksl/ir/SkSLSymbol.h
index e883ea7..f4c6753 100644
--- a/src/sksl/ir/SkSLSymbol.h
+++ b/src/sksl/ir/SkSLSymbol.h
@@ -24,13 +24,13 @@
kField_Kind
};
- Symbol(Position position, Kind kind, String name)
- : INHERITED(position)
+ Symbol(int offset, Kind kind, StringFragment name)
+ : INHERITED(offset)
, fKind(kind)
- , fName(std::move(name)) {}
+ , fName(name) {}
const Kind fKind;
- const String fName;
+ StringFragment fName;
typedef IRNode INHERITED;
};
diff --git a/src/sksl/ir/SkSLSymbolTable.cpp b/src/sksl/ir/SkSLSymbolTable.cpp
index 4d39e8b..40e8e66 100644
--- a/src/sksl/ir/SkSLSymbolTable.cpp
+++ b/src/sksl/ir/SkSLSymbolTable.cpp
@@ -21,7 +21,7 @@
}
}
-const Symbol* SymbolTable::operator[](const String& name) {
+const Symbol* SymbolTable::operator[](StringFragment name) {
const auto& entry = fSymbols.find(name);
if (entry == fSymbols.end()) {
if (fParent) {
@@ -64,12 +64,12 @@
return s;
}
-void SymbolTable::add(const String& name, std::unique_ptr<Symbol> symbol) {
+void SymbolTable::add(StringFragment name, std::unique_ptr<Symbol> symbol) {
this->addWithoutOwnership(name, symbol.get());
fOwnedPointers.push_back(std::move(symbol));
}
-void SymbolTable::addWithoutOwnership(const String& name, const Symbol* symbol) {
+void SymbolTable::addWithoutOwnership(StringFragment name, const Symbol* symbol) {
const auto& existing = fSymbols.find(name);
if (existing == fSymbols.end()) {
fSymbols[name] = symbol;
@@ -93,7 +93,7 @@
this->takeOwnership(u);
}
} else {
- fErrorReporter.error(symbol->fPosition, "symbol '" + name + "' was already defined");
+ fErrorReporter.error(symbol->fOffset, "symbol '" + name + "' was already defined");
}
}
diff --git a/src/sksl/ir/SkSLSymbolTable.h b/src/sksl/ir/SkSLSymbolTable.h
index 6bafef2..241631d 100644
--- a/src/sksl/ir/SkSLSymbolTable.h
+++ b/src/sksl/ir/SkSLSymbolTable.h
@@ -31,11 +31,11 @@
: fParent(parent)
, fErrorReporter(*errorReporter) {}
- const Symbol* operator[](const String& name);
+ const Symbol* operator[](StringFragment name);
- void add(const String& name, std::unique_ptr<Symbol> symbol);
+ void add(StringFragment name, std::unique_ptr<Symbol> symbol);
- void addWithoutOwnership(const String& name, const Symbol* symbol);
+ void addWithoutOwnership(StringFragment name, const Symbol* symbol);
Symbol* takeOwnership(Symbol* s);
@@ -48,7 +48,7 @@
std::vector<std::unique_ptr<Symbol>> fOwnedPointers;
- std::unordered_map<String, const Symbol*> fSymbols;
+ std::unordered_map<StringFragment, const Symbol*> fSymbols;
ErrorReporter& fErrorReporter;
};
diff --git a/src/sksl/ir/SkSLTernaryExpression.h b/src/sksl/ir/SkSLTernaryExpression.h
index 567af56..282a322 100644
--- a/src/sksl/ir/SkSLTernaryExpression.h
+++ b/src/sksl/ir/SkSLTernaryExpression.h
@@ -17,9 +17,9 @@
* A ternary expression (test ? ifTrue : ifFalse).
*/
struct TernaryExpression : public Expression {
- TernaryExpression(Position position, std::unique_ptr<Expression> test,
+ TernaryExpression(int offset, std::unique_ptr<Expression> test,
std::unique_ptr<Expression> ifTrue, std::unique_ptr<Expression> ifFalse)
- : INHERITED(position, kTernary_Kind, ifTrue->fType)
+ : INHERITED(offset, kTernary_Kind, ifTrue->fType)
, fTest(std::move(test))
, fIfTrue(std::move(ifTrue))
, fIfFalse(std::move(ifFalse)) {
diff --git a/src/sksl/ir/SkSLType.h b/src/sksl/ir/SkSLType.h
index 6ea4c56..b047421 100644
--- a/src/sksl/ir/SkSLType.h
+++ b/src/sksl/ir/SkSLType.h
@@ -27,9 +27,9 @@
class Type : public Symbol {
public:
struct Field {
- Field(Modifiers modifiers, String name, const Type* type)
+ Field(Modifiers modifiers, StringFragment name, const Type* type)
: fModifiers(modifiers)
- , fName(std::move(name))
+ , fName(name)
, fType(std::move(type)) {}
const String description() const {
@@ -37,7 +37,7 @@
}
Modifiers fModifiers;
- String fName;
+ StringFragment fName;
const Type* fType;
};
@@ -62,40 +62,60 @@
// Create an "other" (special) type with the given name. These types cannot be directly
// referenced from user code.
Type(String name)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kOther_Kind)
- , fNumberKind(kNonnumeric_NumberKind) {}
+ , fNumberKind(kNonnumeric_NumberKind) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a generic type which maps to the listed types.
Type(String name, std::vector<const Type*> types)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kGeneric_Kind)
, fNumberKind(kNonnumeric_NumberKind)
- , fCoercibleTypes(std::move(types)) {}
+ , fCoercibleTypes(std::move(types)) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a struct type with the given fields.
- Type(Position position, String name, std::vector<Field> fields)
- : INHERITED(position, kType_Kind, std::move(name))
+ Type(int offset, String name, std::vector<Field> fields)
+ : INHERITED(offset, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kStruct_Kind)
, fNumberKind(kNonnumeric_NumberKind)
- , fFields(std::move(fields)) {}
+ , fFields(std::move(fields)) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a scalar type.
Type(String name, NumberKind numberKind)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kScalar_Kind)
, fNumberKind(numberKind)
, fColumns(1)
- , fRows(1) {}
+ , fRows(1) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a scalar type which can be coerced to the listed types.
Type(String name, NumberKind numberKind, std::vector<const Type*> coercibleTypes)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kScalar_Kind)
, fNumberKind(numberKind)
, fCoercibleTypes(std::move(coercibleTypes))
, fColumns(1)
- , fRows(1) {}
+ , fRows(1) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a vector type.
Type(String name, const Type& componentType, int columns)
@@ -103,42 +123,54 @@
// Create a vector or array type.
Type(String name, Kind kind, const Type& componentType, int columns)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kind)
, fNumberKind(kNonnumeric_NumberKind)
, fComponentType(&componentType)
, fColumns(columns)
, fRows(1)
- , fDimensions(SpvDim1D) {}
+ , fDimensions(SpvDim1D) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a matrix type.
Type(String name, const Type& componentType, int columns, int rows)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kMatrix_Kind)
, fNumberKind(kNonnumeric_NumberKind)
, fComponentType(&componentType)
, fColumns(columns)
, fRows(rows)
- , fDimensions(SpvDim1D) {}
+ , fDimensions(SpvDim1D) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
// Create a sampler type.
Type(String name, SpvDim_ dimensions, bool isDepth, bool isArrayed, bool isMultisampled,
bool isSampled)
- : INHERITED(Position(), kType_Kind, std::move(name))
+ : INHERITED(-1, kType_Kind, StringFragment())
+ , fNameString(std::move(name))
, fTypeKind(kSampler_Kind)
, fNumberKind(kNonnumeric_NumberKind)
, fDimensions(dimensions)
, fIsDepth(isDepth)
, fIsArrayed(isArrayed)
, fIsMultisampled(isMultisampled)
- , fIsSampled(isSampled) {}
+ , fIsSampled(isSampled) {
+ fName.fChars = fNameString.c_str();
+ fName.fLength = fNameString.size();
+ }
const String& name() const {
- return fName;
+ return fNameString;
}
String description() const override {
- return fName;
+ return fNameString;
}
bool operator==(const Type& other) const {
@@ -283,6 +315,7 @@
private:
typedef Symbol INHERITED;
+ const String fNameString;
const Kind fTypeKind;
// always kNonnumeric_NumberKind for non-scalar values
const NumberKind fNumberKind;
diff --git a/src/sksl/ir/SkSLTypeReference.h b/src/sksl/ir/SkSLTypeReference.h
index eae1989..f7065b7 100644
--- a/src/sksl/ir/SkSLTypeReference.h
+++ b/src/sksl/ir/SkSLTypeReference.h
@@ -18,8 +18,8 @@
* always eventually replaced by Constructors in valid programs.
*/
struct TypeReference : public Expression {
- TypeReference(const Context& context, Position position, const Type& type)
- : INHERITED(position, kTypeReference_Kind, *context.fInvalid_Type)
+ TypeReference(const Context& context, int offset, const Type& type)
+ : INHERITED(offset, kTypeReference_Kind, *context.fInvalid_Type)
, fValue(type) {}
bool hasSideEffects() const override {
@@ -27,7 +27,7 @@
}
String description() const override {
- return fValue.name();
+ return String(fValue.fName);
}
const Type& fValue;
diff --git a/src/sksl/ir/SkSLUnresolvedFunction.h b/src/sksl/ir/SkSLUnresolvedFunction.h
index b222bc3..62035da 100644
--- a/src/sksl/ir/SkSLUnresolvedFunction.h
+++ b/src/sksl/ir/SkSLUnresolvedFunction.h
@@ -17,7 +17,7 @@
*/
struct UnresolvedFunction : public Symbol {
UnresolvedFunction(std::vector<const FunctionDeclaration*> funcs)
- : INHERITED(Position(), kUnresolvedFunction_Kind, funcs[0]->fName)
+ : INHERITED(-1, kUnresolvedFunction_Kind, funcs[0]->fName)
, fFunctions(std::move(funcs)) {
#ifdef DEBUG
for (auto func : funcs) {
diff --git a/src/sksl/ir/SkSLVarDeclarations.h b/src/sksl/ir/SkSLVarDeclarations.h
index 1eda87e..707715f 100644
--- a/src/sksl/ir/SkSLVarDeclarations.h
+++ b/src/sksl/ir/SkSLVarDeclarations.h
@@ -24,7 +24,7 @@
VarDeclaration(const Variable* var,
std::vector<std::unique_ptr<Expression>> sizes,
std::unique_ptr<Expression> value)
- : INHERITED(var->fPosition, Statement::kVarDeclaration_Kind)
+ : INHERITED(var->fOffset, Statement::kVarDeclaration_Kind)
, fVar(var)
, fSizes(std::move(sizes))
, fValue(std::move(value)) {}
@@ -55,9 +55,9 @@
* A variable declaration statement, which may consist of one or more individual variables.
*/
struct VarDeclarations : public ProgramElement {
- VarDeclarations(Position position, const Type* baseType,
+ VarDeclarations(int offset, const Type* baseType,
std::vector<std::unique_ptr<VarDeclaration>> vars)
- : INHERITED(position, kVar_Kind)
+ : INHERITED(offset, kVar_Kind)
, fBaseType(*baseType) {
for (auto& var : vars) {
fVars.push_back(std::unique_ptr<Statement>(var.release()));
diff --git a/src/sksl/ir/SkSLVarDeclarationsStatement.h b/src/sksl/ir/SkSLVarDeclarationsStatement.h
index a6a95a9..0258e66 100644
--- a/src/sksl/ir/SkSLVarDeclarationsStatement.h
+++ b/src/sksl/ir/SkSLVarDeclarationsStatement.h
@@ -18,7 +18,7 @@
*/
struct VarDeclarationsStatement : public Statement {
VarDeclarationsStatement(std::unique_ptr<VarDeclarations> decl)
- : INHERITED(decl->fPosition, kVarDeclarations_Kind)
+ : INHERITED(decl->fOffset, kVarDeclarations_Kind)
, fDeclaration(std::move(decl)) {}
bool isEmpty() const override {
diff --git a/src/sksl/ir/SkSLVariable.h b/src/sksl/ir/SkSLVariable.h
index 05bba20..536d1e6 100644
--- a/src/sksl/ir/SkSLVariable.h
+++ b/src/sksl/ir/SkSLVariable.h
@@ -27,9 +27,9 @@
kParameter_Storage
};
- Variable(Position position, Modifiers modifiers, String name, const Type& type,
+ Variable(int offset, Modifiers modifiers, StringFragment name, const Type& type,
Storage storage)
- : INHERITED(position, kVariable_Kind, std::move(name))
+ : INHERITED(offset, kVariable_Kind, name)
, fModifiers(modifiers)
, fType(type)
, fStorage(storage)
diff --git a/src/sksl/ir/SkSLVariableReference.h b/src/sksl/ir/SkSLVariableReference.h
index ba17437..54917b0 100644
--- a/src/sksl/ir/SkSLVariableReference.h
+++ b/src/sksl/ir/SkSLVariableReference.h
@@ -32,8 +32,8 @@
kReadWrite_RefKind
};
- VariableReference(Position position, const Variable& variable, RefKind refKind = kRead_RefKind)
- : INHERITED(position, kVariableReference_Kind, variable.fType)
+ VariableReference(int offset, const Variable& variable, RefKind refKind = kRead_RefKind)
+ : INHERITED(offset, kVariableReference_Kind, variable.fType)
, fVariable(variable)
, fRefKind(refKind) {
if (refKind != kRead_RefKind) {
@@ -83,18 +83,17 @@
ASSERT(expr->isConstant());
switch (expr->fKind) {
case Expression::kIntLiteral_Kind:
- return std::unique_ptr<Expression>(new IntLiteral(
- irGenerator.fContext,
- Position(),
- ((IntLiteral*) expr)->fValue));
+ return std::unique_ptr<Expression>(new IntLiteral(irGenerator.fContext,
+ -1,
+ ((IntLiteral*) expr)->fValue));
case Expression::kFloatLiteral_Kind:
return std::unique_ptr<Expression>(new FloatLiteral(
- irGenerator.fContext,
- Position(),
- ((FloatLiteral*) expr)->fValue));
+ irGenerator.fContext,
+ -1,
+ ((FloatLiteral*) expr)->fValue));
case Expression::kBoolLiteral_Kind:
return std::unique_ptr<Expression>(new BoolLiteral(irGenerator.fContext,
- Position(),
+ -1,
((BoolLiteral*) expr)->fValue));
case Expression::kConstructor_Kind: {
const Constructor* c = (const Constructor*) expr;
@@ -102,12 +101,12 @@
for (const auto& arg : c->fArguments) {
args.push_back(copy_constant(irGenerator, arg.get()));
}
- return std::unique_ptr<Expression>(new Constructor(Position(), c->fType,
+ return std::unique_ptr<Expression>(new Constructor(-1, c->fType,
std::move(args)));
}
case Expression::kSetting_Kind: {
const Setting* s = (const Setting*) expr;
- return std::unique_ptr<Expression>(new Setting(Position(), s->fName,
+ return std::unique_ptr<Expression>(new Setting(-1, s->fName,
copy_constant(irGenerator,
s->fValue.get())));
}
diff --git a/src/sksl/ir/SkSLWhileStatement.h b/src/sksl/ir/SkSLWhileStatement.h
index 6df1619..aed6494 100644
--- a/src/sksl/ir/SkSLWhileStatement.h
+++ b/src/sksl/ir/SkSLWhileStatement.h
@@ -17,9 +17,9 @@
* A 'while' loop.
*/
struct WhileStatement : public Statement {
- WhileStatement(Position position, std::unique_ptr<Expression> test,
+ WhileStatement(int offset, std::unique_ptr<Expression> test,
std::unique_ptr<Statement> statement)
- : INHERITED(position, kWhile_Kind)
+ : INHERITED(offset, kWhile_Kind)
, fTest(std::move(test))
, fStatement(std::move(statement)) {}
diff --git a/src/sksl/layout.flex b/src/sksl/layout.flex
deleted file mode 100644
index 4e6695c..0000000
--- a/src/sksl/layout.flex
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/*
-
- This file is IGNORED during the build process!
-
- As this file is updated so infrequently and flex is not universally present on build machines,
- the lex.layout.c file must be manually regenerated if you make any changes to this file. Just
- run:
-
- flex layout.flex
-
- You will have to manually add a copyright notice to the top of lex.layout.c.
-
-*/
-
-%option prefix="layout"
-%option reentrant
-%option yylineno
-%option never-interactive
-%option nounistd
-
-%{
-#include "SkSLToken.h"
-%}
-
-%%
-
-"location" { return SkSL::Token::LOCATION; }
-"offset" { return SkSL::Token::OFFSET; }
-"binding" { return SkSL::Token::BINDING; }
-"index" { return SkSL::Token::INDEX; }
-"set" { return SkSL::Token::SET; }
-"builtin" { return SkSL::Token::BUILTIN; }
-"input_attachment_index" { return SkSL::Token::INPUT_ATTACHMENT_INDEX; }
-"origin_upper_left" { return SkSL::Token::ORIGIN_UPPER_LEFT; }
-"override_coverage" { return SkSL::Token::OVERRIDE_COVERAGE; }
-"blend_support_all_equations" { return SkSL::Token::BLEND_SUPPORT_ALL_EQUATIONS; }
-"push_constant" { return SkSL::Token::PUSH_CONSTANT; }
-"points" { return SkSL::Token::POINTS; }
-"lines" { return SkSL::Token::LINES; }
-"line_strip" { return SkSL::Token::LINE_STRIP; }
-"lines_adjacency" { return SkSL::Token::LINES_ADJACENCY; }
-"triangles" { return SkSL::Token::TRIANGLES; }
-"triangle_strip" { return SkSL::Token::TRIANGLE_STRIP; }
-"triangles_adjacency" { return SkSL::Token::TRIANGLES_ADJACENCY; }
-"max_vertices" { return SkSL::Token::MAX_VERTICES; }
-"invocations" { return SkSL::Token::INVOCATIONS; }
-"when" { return SkSL::Token::WHEN; }
-"key" { return SkSL::Token::KEY; }
-
-. { return SkSL::Token::INVALID_TOKEN; }
-
-%%
-
-int layoutwrap(yyscan_t scanner) {
- return 1; // terminate
-}
diff --git a/src/sksl/lex.layout.c b/src/sksl/lex.layout.c
deleted file mode 100644
index 63369fe..0000000
--- a/src/sksl/lex.layout.c
+++ /dev/null
@@ -1,2239 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#line 3 "lex.layout.c"
-
-#define YY_INT_ALIGNED short int
-
-/* A lexical scanner generated by flex */
-
-#define FLEX_SCANNER
-#define YY_FLEX_MAJOR_VERSION 2
-#define YY_FLEX_MINOR_VERSION 6
-#define YY_FLEX_SUBMINOR_VERSION 1
-#if YY_FLEX_SUBMINOR_VERSION > 0
-#define FLEX_BETA
-#endif
-
-/* First, we deal with platform-specific or compiler-specific issues. */
-
-/* begin standard C headers. */
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
-
-/* end standard C headers. */
-
-/* flex integer type definitions */
-
-#ifndef FLEXINT_H
-#define FLEXINT_H
-
-/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
-
-#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
-
-/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
- * if you want the limit (max/min) macros for int types.
- */
-#ifndef __STDC_LIMIT_MACROS
-#define __STDC_LIMIT_MACROS 1
-#endif
-
-#include <inttypes.h>
-typedef int8_t flex_int8_t;
-typedef uint8_t flex_uint8_t;
-typedef int16_t flex_int16_t;
-typedef uint16_t flex_uint16_t;
-typedef int32_t flex_int32_t;
-typedef uint32_t flex_uint32_t;
-#else
-typedef signed char flex_int8_t;
-typedef short int flex_int16_t;
-typedef int flex_int32_t;
-typedef unsigned char flex_uint8_t;
-typedef unsigned short int flex_uint16_t;
-typedef unsigned int flex_uint32_t;
-
-/* Limits of integral types. */
-#ifndef INT8_MIN
-#define INT8_MIN (-128)
-#endif
-#ifndef INT16_MIN
-#define INT16_MIN (-32767-1)
-#endif
-#ifndef INT32_MIN
-#define INT32_MIN (-2147483647-1)
-#endif
-#ifndef INT8_MAX
-#define INT8_MAX (127)
-#endif
-#ifndef INT16_MAX
-#define INT16_MAX (32767)
-#endif
-#ifndef INT32_MAX
-#define INT32_MAX (2147483647)
-#endif
-#ifndef UINT8_MAX
-#define UINT8_MAX (255U)
-#endif
-#ifndef UINT16_MAX
-#define UINT16_MAX (65535U)
-#endif
-#ifndef UINT32_MAX
-#define UINT32_MAX (4294967295U)
-#endif
-
-#endif /* ! C99 */
-
-#endif /* ! FLEXINT_H */
-
-/* TODO: this is always defined, so inline it */
-#define yyconst const
-
-#if defined(__GNUC__) && __GNUC__ >= 3
-#define yynoreturn __attribute__((__noreturn__))
-#else
-#define yynoreturn
-#endif
-
-/* Returned upon end-of-file. */
-#define YY_NULL 0
-
-/* Promotes a possibly negative, possibly signed char to an unsigned
- * integer for use as an array index. If the signed char is negative,
- * we want to instead treat it as an 8-bit unsigned char, hence the
- * double cast.
- */
-#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
-
-/* An opaque pointer. */
-#ifndef YY_TYPEDEF_YY_SCANNER_T
-#define YY_TYPEDEF_YY_SCANNER_T
-typedef void* yyscan_t;
-#endif
-
-/* For convenience, these vars (plus the bison vars far below)
- are macros in the reentrant scanner. */
-#define yyin yyg->yyin_r
-#define yyout yyg->yyout_r
-#define yyextra yyg->yyextra_r
-#define yyleng yyg->yyleng_r
-#define yytext yyg->yytext_r
-#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
-#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
-#define yy_flex_debug yyg->yy_flex_debug_r
-
-/* Enter a start condition. This macro really ought to take a parameter,
- * but we do it the disgusting crufty way forced on us by the ()-less
- * definition of BEGIN.
- */
-#define BEGIN yyg->yy_start = 1 + 2 *
-
-/* Translate the current start state into a value that can be later handed
- * to BEGIN to return to the state. The YYSTATE alias is for lex
- * compatibility.
- */
-#define YY_START ((yyg->yy_start - 1) / 2)
-#define YYSTATE YY_START
-
-/* Action number for EOF rule of a given start state. */
-#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
-
-/* Special action meaning "start processing a new file". */
-#define YY_NEW_FILE layoutrestart(yyin ,yyscanner )
-
-#define YY_END_OF_BUFFER_CHAR 0
-
-/* Size of default input buffer. */
-#ifndef YY_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k.
- * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
- * Ditto for the __ia64__ case accordingly.
- */
-#define YY_BUF_SIZE 32768
-#else
-#define YY_BUF_SIZE 16384
-#endif /* __ia64__ */
-#endif
-
-/* The state buf must be large enough to hold one state per character in the main buffer.
- */
-#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
-
-#ifndef YY_TYPEDEF_YY_BUFFER_STATE
-#define YY_TYPEDEF_YY_BUFFER_STATE
-typedef struct yy_buffer_state *YY_BUFFER_STATE;
-#endif
-
-#ifndef YY_TYPEDEF_YY_SIZE_T
-#define YY_TYPEDEF_YY_SIZE_T
-typedef size_t yy_size_t;
-#endif
-
-#define EOB_ACT_CONTINUE_SCAN 0
-#define EOB_ACT_END_OF_FILE 1
-#define EOB_ACT_LAST_MATCH 2
-
- /* Note: We specifically omit the test for yy_rule_can_match_eol because it requires
- * access to the local variable yy_act. Since yyless() is a macro, it would break
- * existing scanners that call yyless() from OUTSIDE layoutlex.
- * One obvious solution it to make yy_act a global. I tried that, and saw
- * a 5% performance hit in a non-yylineno scanner, because yy_act is
- * normally declared as a register variable-- so it is not worth it.
- */
- #define YY_LESS_LINENO(n) \
- do { \
- int yyl;\
- for ( yyl = n; yyl < yyleng; ++yyl )\
- if ( yytext[yyl] == '\n' )\
- --yylineno;\
- }while(0)
- #define YY_LINENO_REWIND_TO(dst) \
- do {\
- const char *p;\
- for ( p = yy_cp-1; p >= (dst); --p)\
- if ( *p == '\n' )\
- --yylineno;\
- }while(0)
-
-/* Return all but the first "n" matched characters back to the input stream. */
-#define yyless(n) \
- do \
- { \
- /* Undo effects of setting up yytext. */ \
- int yyless_macro_arg = (n); \
- YY_LESS_LINENO(yyless_macro_arg);\
- *yy_cp = yyg->yy_hold_char; \
- YY_RESTORE_YY_MORE_OFFSET \
- yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
- YY_DO_BEFORE_ACTION; /* set up yytext again */ \
- } \
- while ( 0 )
-
-#define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )
-
-#ifndef YY_STRUCT_YY_BUFFER_STATE
-#define YY_STRUCT_YY_BUFFER_STATE
-struct yy_buffer_state
- {
- FILE *yy_input_file;
-
- char *yy_ch_buf; /* input buffer */
- char *yy_buf_pos; /* current position in input buffer */
-
- /* Size of input buffer in bytes, not including room for EOB
- * characters.
- */
- int yy_buf_size;
-
- /* Number of characters read into yy_ch_buf, not including EOB
- * characters.
- */
- int yy_n_chars;
-
- /* Whether we "own" the buffer - i.e., we know we created it,
- * and can realloc() it to grow it, and should free() it to
- * delete it.
- */
- int yy_is_our_buffer;
-
- /* Whether this is an "interactive" input source; if so, and
- * if we're using stdio for input, then we want to use getc()
- * instead of fread(), to make sure we stop fetching input after
- * each newline.
- */
- int yy_is_interactive;
-
- /* Whether we're considered to be at the beginning of a line.
- * If so, '^' rules will be active on the next match, otherwise
- * not.
- */
- int yy_at_bol;
-
- int yy_bs_lineno; /**< The line count. */
- int yy_bs_column; /**< The column count. */
-
- /* Whether to try to fill the input buffer when we reach the
- * end of it.
- */
- int yy_fill_buffer;
-
- int yy_buffer_status;
-
-#define YY_BUFFER_NEW 0
-#define YY_BUFFER_NORMAL 1
- /* When an EOF's been seen but there's still some text to process
- * then we mark the buffer as YY_EOF_PENDING, to indicate that we
- * shouldn't try reading from the input source any more. We might
- * still have a bunch of tokens to match, though, because of
- * possible backing-up.
- *
- * When we actually see the EOF, we change the status to "new"
- * (via layoutrestart()), so that the user can continue scanning by
- * just pointing yyin at a new input file.
- */
-#define YY_BUFFER_EOF_PENDING 2
-
- };
-#endif /* !YY_STRUCT_YY_BUFFER_STATE */
-
-/* We provide macros for accessing buffer states in case in the
- * future we want to put the buffer states in a more general
- * "scanner state".
- *
- * Returns the top of the stack, or NULL.
- */
-#define YY_CURRENT_BUFFER ( yyg->yy_buffer_stack \
- ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \
- : NULL)
-
-/* Same as previous macro, but useful when we know that the buffer stack is not
- * NULL or when we need an lvalue. For internal use only.
- */
-#define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
-
-void layoutrestart (FILE *input_file ,yyscan_t yyscanner );
-void layout_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
-YY_BUFFER_STATE layout_create_buffer (FILE *file,int size ,yyscan_t yyscanner );
-void layout_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
-void layout_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
-void layoutpush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
-void layoutpop_buffer_state (yyscan_t yyscanner );
-
-static void layoutensure_buffer_stack (yyscan_t yyscanner );
-static void layout_load_buffer_state (yyscan_t yyscanner );
-static void layout_init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner );
-
-#define YY_FLUSH_BUFFER layout_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
-
-YY_BUFFER_STATE layout_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
-YY_BUFFER_STATE layout_scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
-YY_BUFFER_STATE layout_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
-
-void *layoutalloc (yy_size_t ,yyscan_t yyscanner );
-void *layoutrealloc (void *,yy_size_t ,yyscan_t yyscanner );
-void layoutfree (void * ,yyscan_t yyscanner );
-
-#define yy_new_buffer layout_create_buffer
-
-#define yy_set_interactive(is_interactive) \
- { \
- if ( ! YY_CURRENT_BUFFER ){ \
- layoutensure_buffer_stack (yyscanner); \
- YY_CURRENT_BUFFER_LVALUE = \
- layout_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
- } \
- YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
- }
-
-#define yy_set_bol(at_bol) \
- { \
- if ( ! YY_CURRENT_BUFFER ){\
- layoutensure_buffer_stack (yyscanner); \
- YY_CURRENT_BUFFER_LVALUE = \
- layout_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
- } \
- YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
- }
-
-#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
-
-/* Begin user sect3 */
-
-typedef unsigned char YY_CHAR;
-
-typedef int yy_state_type;
-
-#define yytext_ptr yytext_r
-
-static yy_state_type yy_get_previous_state (yyscan_t yyscanner );
-static yy_state_type yy_try_NUL_trans (yy_state_type current_state ,yyscan_t yyscanner);
-static int yy_get_next_buffer (yyscan_t yyscanner );
-static void yynoreturn yy_fatal_error (yyconst char* msg ,yyscan_t yyscanner );
-
-/* Done after the current pattern has been matched and before the
- * corresponding action - sets up yytext.
- */
-#define YY_DO_BEFORE_ACTION \
- yyg->yytext_ptr = yy_bp; \
- yyleng = (int) (yy_cp - yy_bp); \
- yyg->yy_hold_char = *yy_cp; \
- *yy_cp = '\0'; \
- yyg->yy_c_buf_p = yy_cp;
-
-#define YY_NUM_RULES 24
-#define YY_END_OF_BUFFER 25
-/* This struct is not used in this scanner,
- but its presence is necessary. */
-struct yy_trans_info
- {
- flex_int32_t yy_verify;
- flex_int32_t yy_nxt;
- };
-static yyconst flex_int16_t yy_accept[211] =
- { 0,
- 0, 0, 25, 23, 24, 23, 23, 23, 23, 23,
- 23, 23, 23, 23, 23, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 22, 0, 0,
- 0, 0, 0, 0, 0, 0, 5, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 21, 0, 0, 0, 4, 0,
- 0, 0, 13, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 2, 0, 0, 12, 0, 0, 3, 0, 6, 0,
-
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 16, 0, 0, 0, 14, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 20, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 19, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 11, 0, 0, 0,
- 0, 0, 0, 0, 17, 0, 0, 0, 15, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 8,
- 9, 0, 0, 0, 0, 0, 0, 18, 0, 0,
-
- 0, 0, 0, 7, 0, 0, 0, 0, 10, 0
- } ;
-
-static yyconst YY_CHAR yy_ec[256] =
- { 0,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 3, 1, 4, 5, 6, 7,
-
- 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
- 18, 19, 20, 21, 22, 23, 24, 25, 26, 27,
- 28, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1
- } ;
-
-static yyconst YY_CHAR yy_meta[29] =
- { 0,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1
- } ;
-
-static yyconst flex_uint16_t yy_base[212] =
- { 0,
- 0, 25, 227, 228, 228, 5, 209, 217, 13, 220,
- 24, 10, 215, 201, 210, 203, 211, 206, 17, 189,
- 199, 209, 187, 204, 200, 203, 198, 187, 185, 195,
- 198, 198, 187, 188, 194, 177, 182, 228, 191, 194,
- 194, 174, 185, 173, 176, 181, 228, 187, 173, 177,
- 181, 164, 159, 162, 178, 10, 160, 157, 173, 168,
- 158, 155, 174, 159, 228, 158, 171, 161, 228, 169,
- 167, 148, 166, 156, 159, 143, 148, 152, 141, 156,
- 151, 150, 137, 141, 153, 133, 132, 150, 135, 131,
- 228, 148, 143, 228, 131, 133, 228, 123, 228, 123,
-
- 133, 123, 136, 125, 118, 116, 131, 121, 129, 117,
- 112, 116, 121, 119, 228, 119, 111, 126, 106, 32,
- 108, 122, 108, 105, 119, 116, 102, 114, 96, 96,
- 114, 98, 109, 92, 228, 107, 104, 103, 92, 105,
- 85, 103, 85, 94, 228, 96, 81, 81, 76, 83,
- 78, 91, 74, 80, 78, 228, 91, 85, 69, 79,
- 77, 86, 80, 81, 71, 64, 228, 65, 79, 78,
- 64, 52, 71, 74, 228, 71, 61, 52, 228, 65,
- 63, 64, 56, 67, 46, 60, 50, 63, 53, 228,
- 228, 58, 55, 45, 33, 40, 52, 228, 34, 49,
-
- 52, 28, 30, 228, 40, 32, 29, 16, 228, 228,
- 0
- } ;
-
-static yyconst flex_int16_t yy_def[212] =
- { 0,
- 211, 211, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
-
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
-
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 0,
- 210
- } ;
-
-static yyconst flex_uint16_t yy_nxt[257] =
- { 0,
- 4, 5, 210, 210, 6, 210, 210, 210, 210, 210,
- 210, 7, 72, 8, 9, 10, 16, 11, 12, 17,
- 210, 13, 14, 35, 21, 15, 5, 27, 18, 6,
- 22, 73, 24, 28, 130, 36, 7, 209, 8, 9,
- 10, 37, 11, 12, 25, 208, 13, 14, 26, 207,
- 15, 206, 205, 131, 204, 203, 202, 201, 200, 199,
- 198, 197, 196, 195, 194, 193, 192, 191, 190, 189,
- 188, 187, 186, 185, 184, 183, 182, 181, 180, 179,
- 178, 177, 176, 175, 174, 173, 172, 171, 170, 169,
- 168, 167, 166, 165, 164, 163, 162, 161, 160, 159,
-
- 158, 157, 156, 155, 154, 153, 152, 151, 150, 149,
- 148, 147, 146, 145, 144, 143, 142, 141, 140, 139,
- 138, 137, 136, 135, 134, 133, 132, 129, 128, 127,
- 126, 125, 124, 123, 122, 121, 120, 119, 118, 117,
- 116, 115, 114, 113, 112, 111, 110, 109, 108, 107,
- 106, 105, 104, 103, 102, 101, 100, 99, 98, 97,
- 96, 95, 94, 93, 92, 91, 90, 89, 88, 87,
- 86, 85, 84, 83, 82, 81, 80, 79, 78, 77,
- 76, 75, 74, 71, 70, 69, 68, 67, 66, 65,
- 64, 63, 62, 61, 60, 59, 58, 57, 56, 55,
-
- 54, 53, 52, 51, 50, 49, 48, 47, 46, 45,
- 44, 43, 42, 41, 40, 39, 38, 34, 33, 32,
- 31, 30, 29, 23, 20, 19, 210, 3, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210
- } ;
-
-static yyconst flex_int16_t yy_chk[257] =
- { 0,
- 211, 1, 0, 0, 1, 0, 0, 0, 0, 0,
- 0, 1, 56, 1, 1, 1, 6, 1, 1, 6,
- 0, 1, 1, 19, 9, 1, 2, 12, 6, 2,
- 9, 56, 11, 12, 120, 19, 2, 208, 2, 2,
- 2, 19, 2, 2, 11, 207, 2, 2, 11, 206,
- 2, 205, 203, 120, 202, 201, 200, 199, 197, 196,
- 195, 194, 193, 192, 189, 188, 187, 186, 185, 184,
- 183, 182, 181, 180, 178, 177, 176, 174, 173, 172,
- 171, 170, 169, 168, 166, 165, 164, 163, 162, 161,
- 160, 159, 158, 157, 155, 154, 153, 152, 151, 150,
-
- 149, 148, 147, 146, 144, 143, 142, 141, 140, 139,
- 138, 137, 136, 134, 133, 132, 131, 130, 129, 128,
- 127, 126, 125, 124, 123, 122, 121, 119, 118, 117,
- 116, 114, 113, 112, 111, 110, 109, 108, 107, 106,
- 105, 104, 103, 102, 101, 100, 98, 96, 95, 93,
- 92, 90, 89, 88, 87, 86, 85, 84, 83, 82,
- 81, 80, 79, 78, 77, 76, 75, 74, 73, 72,
- 71, 70, 68, 67, 66, 64, 63, 62, 61, 60,
- 59, 58, 57, 55, 54, 53, 52, 51, 50, 49,
- 48, 46, 45, 44, 43, 42, 41, 40, 39, 37,
-
- 36, 35, 34, 33, 32, 31, 30, 29, 28, 27,
- 26, 25, 24, 23, 22, 21, 20, 18, 17, 16,
- 15, 14, 13, 10, 8, 7, 3, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210, 210, 210, 210, 210,
- 210, 210, 210, 210, 210, 210
- } ;
-
-/* Table of booleans, true if rule could match eol. */
-static yyconst flex_int32_t yy_rule_can_match_eol[25] =
- { 0,
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, };
-
-/* The intent behind this definition is that it'll catch
- * any uses of REJECT which flex missed.
- */
-#define REJECT reject_used_but_not_detected
-#define yymore() yymore_used_but_not_detected
-#define YY_MORE_ADJ 0
-#define YY_RESTORE_YY_MORE_OFFSET
-#line 1 "layout.flex"
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-/*
-
- This file is IGNORED during the build process!
-
- As this file is updated so infrequently and flex is not universally present on build machines,
- the lex.layout.c file must be manually regenerated if you make any changes to this file. Just
- run:
-
- flex layout.flex
-
- You will have to manually add a copyright notice to the top of lex.layout.c.
-
-*/
-#define YY_NO_UNISTD_H 1
-#line 29 "layout.flex"
-#include "SkSLToken.h"
-#line 597 "lex.layout.c"
-
-#define INITIAL 0
-
-#ifndef YY_NO_UNISTD_H
-/* Special case for "unistd.h", since it is non-ANSI. We include it way
- * down here because we want the user's section 1 to have been scanned first.
- * The user has a chance to override it with an option.
- */
-#include <unistd.h>
-#endif
-
-#ifndef YY_EXTRA_TYPE
-#define YY_EXTRA_TYPE void *
-#endif
-
-/* Holds the entire state of the reentrant scanner. */
-struct yyguts_t
- {
-
- /* User-defined. Not touched by flex. */
- YY_EXTRA_TYPE yyextra_r;
-
- /* The rest are the same as the globals declared in the non-reentrant scanner. */
- FILE *yyin_r, *yyout_r;
- size_t yy_buffer_stack_top; /**< index of top of stack. */
- size_t yy_buffer_stack_max; /**< capacity of stack. */
- YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
- char yy_hold_char;
- int yy_n_chars;
- int yyleng_r;
- char *yy_c_buf_p;
- int yy_init;
- int yy_start;
- int yy_did_buffer_switch_on_eof;
- int yy_start_stack_ptr;
- int yy_start_stack_depth;
- int *yy_start_stack;
- yy_state_type yy_last_accepting_state;
- char* yy_last_accepting_cpos;
-
- int yylineno_r;
- int yy_flex_debug_r;
-
- char *yytext_r;
- int yy_more_flag;
- int yy_more_len;
-
- }; /* end struct yyguts_t */
-
-static int yy_init_globals (yyscan_t yyscanner );
-
-int layoutlex_init (yyscan_t* scanner);
-
-int layoutlex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
-
-/* Accessor methods to globals.
- These are made visible to non-reentrant scanners for convenience. */
-
-int layoutlex_destroy (yyscan_t yyscanner );
-
-int layoutget_debug (yyscan_t yyscanner );
-
-void layoutset_debug (int debug_flag ,yyscan_t yyscanner );
-
-YY_EXTRA_TYPE layoutget_extra (yyscan_t yyscanner );
-
-void layoutset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
-
-FILE *layoutget_in (yyscan_t yyscanner );
-
-void layoutset_in (FILE * _in_str ,yyscan_t yyscanner );
-
-FILE *layoutget_out (yyscan_t yyscanner );
-
-void layoutset_out (FILE * _out_str ,yyscan_t yyscanner );
-
- int layoutget_leng (yyscan_t yyscanner );
-
-char *layoutget_text (yyscan_t yyscanner );
-
-int layoutget_lineno (yyscan_t yyscanner );
-
-void layoutset_lineno (int _line_number ,yyscan_t yyscanner );
-
-int layoutget_column (yyscan_t yyscanner );
-
-void layoutset_column (int _column_no ,yyscan_t yyscanner );
-
-/* Macros after this point can all be overridden by user definitions in
- * section 1.
- */
-
-#ifndef YY_SKIP_YYWRAP
-#ifdef __cplusplus
-extern "C" int layoutwrap (yyscan_t yyscanner );
-#else
-extern int layoutwrap (yyscan_t yyscanner );
-#endif
-#endif
-
-#ifndef YY_NO_UNPUT
-
- static void yyunput (int c,char *buf_ptr ,yyscan_t yyscanner);
-
-#endif
-
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
-#endif
-
-#ifndef YY_NO_INPUT
-
-#ifdef __cplusplus
-static int yyinput (yyscan_t yyscanner );
-#else
-static int input (yyscan_t yyscanner );
-#endif
-
-#endif
-
-/* Amount of stuff to slurp up with each read. */
-#ifndef YY_READ_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k */
-#define YY_READ_BUF_SIZE 16384
-#else
-#define YY_READ_BUF_SIZE 8192
-#endif /* __ia64__ */
-#endif
-
-/* Copy whatever the last rule matched to the standard output. */
-#ifndef ECHO
-/* This used to be an fputs(), but since the string might contain NUL's,
- * we now use fwrite().
- */
-#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
-#endif
-
-/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
- * is returned in "result".
- */
-#ifndef YY_INPUT
-#define YY_INPUT(buf,result,max_size) \
- if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
- { \
- int c = '*'; \
- size_t n; \
- for ( n = 0; n < max_size && \
- (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
- buf[n] = (char) c; \
- if ( c == '\n' ) \
- buf[n++] = (char) c; \
- if ( c == EOF && ferror( yyin ) ) \
- YY_FATAL_ERROR( "input in flex scanner failed" ); \
- result = n; \
- } \
- else \
- { \
- errno=0; \
- while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
- { \
- if( errno != EINTR) \
- { \
- YY_FATAL_ERROR( "input in flex scanner failed" ); \
- break; \
- } \
- errno=0; \
- clearerr(yyin); \
- } \
- }\
-\
-
-#endif
-
-/* No semi-colon after return; correct usage is to write "yyterminate();" -
- * we don't want an extra ';' after the "return" because that will cause
- * some compilers to complain about unreachable statements.
- */
-#ifndef yyterminate
-#define yyterminate() return YY_NULL
-#endif
-
-/* Number of entries by which start-condition stack grows. */
-#ifndef YY_START_STACK_INCR
-#define YY_START_STACK_INCR 25
-#endif
-
-/* Report a fatal error. */
-#ifndef YY_FATAL_ERROR
-#define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
-#endif
-
-/* end tables serialization structures and prototypes */
-
-/* Default declaration of generated scanner - a define so the user can
- * easily add parameters.
- */
-#ifndef YY_DECL
-#define YY_DECL_IS_OURS 1
-
-extern int layoutlex (yyscan_t yyscanner);
-
-#define YY_DECL int layoutlex (yyscan_t yyscanner)
-#endif /* !YY_DECL */
-
-/* Code executed at the beginning of each rule, after yytext and yyleng
- * have been set up.
- */
-#ifndef YY_USER_ACTION
-#define YY_USER_ACTION
-#endif
-
-/* Code executed at the end of each rule. */
-#ifndef YY_BREAK
-#define YY_BREAK /*LINTED*/break;
-#endif
-
-#define YY_RULE_SETUP \
- YY_USER_ACTION
-
-/** The main scanner function which does all the work.
- */
-YY_DECL
-{
- yy_state_type yy_current_state;
- char *yy_cp, *yy_bp;
- int yy_act;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( !yyg->yy_init )
- {
- yyg->yy_init = 1;
-
-#ifdef YY_USER_INIT
- YY_USER_INIT;
-#endif
-
- if ( ! yyg->yy_start )
- yyg->yy_start = 1; /* first start state */
-
- if ( ! yyin )
- yyin = stdin;
-
- if ( ! yyout )
- yyout = stdout;
-
- if ( ! YY_CURRENT_BUFFER ) {
- layoutensure_buffer_stack (yyscanner);
- YY_CURRENT_BUFFER_LVALUE =
- layout_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
- }
-
- layout_load_buffer_state(yyscanner );
- }
-
- {
-#line 32 "layout.flex"
-
-
-#line 861 "lex.layout.c"
-
- while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */
- {
- yy_cp = yyg->yy_c_buf_p;
-
- /* Support of yytext. */
- *yy_cp = yyg->yy_hold_char;
-
- /* yy_bp points to the position in yy_ch_buf of the start of
- * the current run.
- */
- yy_bp = yy_cp;
-
- yy_current_state = yyg->yy_start;
-yy_match:
- do
- {
- YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 211 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- ++yy_cp;
- }
- while ( yy_current_state != 210 );
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
-
-yy_find_action:
- yy_act = yy_accept[yy_current_state];
-
- YY_DO_BEFORE_ACTION;
-
- if ( yy_act != YY_END_OF_BUFFER && yy_rule_can_match_eol[yy_act] )
- {
- yy_size_t yyl;
- for ( yyl = 0; yyl < yyleng; ++yyl )
- if ( yytext[yyl] == '\n' )
-
- do{ yylineno++;
- yycolumn=0;
- }while(0)
-;
- }
-
-do_action: /* This label is used only to access EOF actions. */
-
- switch ( yy_act )
- { /* beginning of action switch */
- case 0: /* must back up */
- /* undo the effects of YY_DO_BEFORE_ACTION */
- *yy_cp = yyg->yy_hold_char;
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
- goto yy_find_action;
-
-case 1:
-YY_RULE_SETUP
-#line 34 "layout.flex"
-{ return SkSL::Token::LOCATION; }
- YY_BREAK
-case 2:
-YY_RULE_SETUP
-#line 35 "layout.flex"
-{ return SkSL::Token::OFFSET; }
- YY_BREAK
-case 3:
-YY_RULE_SETUP
-#line 36 "layout.flex"
-{ return SkSL::Token::BINDING; }
- YY_BREAK
-case 4:
-YY_RULE_SETUP
-#line 37 "layout.flex"
-{ return SkSL::Token::INDEX; }
- YY_BREAK
-case 5:
-YY_RULE_SETUP
-#line 38 "layout.flex"
-{ return SkSL::Token::SET; }
- YY_BREAK
-case 6:
-YY_RULE_SETUP
-#line 39 "layout.flex"
-{ return SkSL::Token::BUILTIN; }
- YY_BREAK
-case 7:
-YY_RULE_SETUP
-#line 40 "layout.flex"
-{ return SkSL::Token::INPUT_ATTACHMENT_INDEX; }
- YY_BREAK
-case 8:
-YY_RULE_SETUP
-#line 41 "layout.flex"
-{ return SkSL::Token::ORIGIN_UPPER_LEFT; }
- YY_BREAK
-case 9:
-YY_RULE_SETUP
-#line 42 "layout.flex"
-{ return SkSL::Token::OVERRIDE_COVERAGE; }
- YY_BREAK
-case 10:
-YY_RULE_SETUP
-#line 43 "layout.flex"
-{ return SkSL::Token::BLEND_SUPPORT_ALL_EQUATIONS; }
- YY_BREAK
-case 11:
-YY_RULE_SETUP
-#line 44 "layout.flex"
-{ return SkSL::Token::PUSH_CONSTANT; }
- YY_BREAK
-case 12:
-YY_RULE_SETUP
-#line 45 "layout.flex"
-{ return SkSL::Token::POINTS; }
- YY_BREAK
-case 13:
-YY_RULE_SETUP
-#line 46 "layout.flex"
-{ return SkSL::Token::LINES; }
- YY_BREAK
-case 14:
-YY_RULE_SETUP
-#line 47 "layout.flex"
-{ return SkSL::Token::LINE_STRIP; }
- YY_BREAK
-case 15:
-YY_RULE_SETUP
-#line 48 "layout.flex"
-{ return SkSL::Token::LINES_ADJACENCY; }
- YY_BREAK
-case 16:
-YY_RULE_SETUP
-#line 49 "layout.flex"
-{ return SkSL::Token::TRIANGLES; }
- YY_BREAK
-case 17:
-YY_RULE_SETUP
-#line 50 "layout.flex"
-{ return SkSL::Token::TRIANGLE_STRIP; }
- YY_BREAK
-case 18:
-YY_RULE_SETUP
-#line 51 "layout.flex"
-{ return SkSL::Token::TRIANGLES_ADJACENCY; }
- YY_BREAK
-case 19:
-YY_RULE_SETUP
-#line 52 "layout.flex"
-{ return SkSL::Token::MAX_VERTICES; }
- YY_BREAK
-case 20:
-YY_RULE_SETUP
-#line 53 "layout.flex"
-{ return SkSL::Token::INVOCATIONS; }
- YY_BREAK
-case 21:
-YY_RULE_SETUP
-#line 54 "layout.flex"
-{ return SkSL::Token::WHEN; }
- YY_BREAK
-case 22:
-YY_RULE_SETUP
-#line 55 "layout.flex"
-{ return SkSL::Token::KEY; }
- YY_BREAK
-case 23:
-YY_RULE_SETUP
-#line 57 "layout.flex"
-{ return SkSL::Token::INVALID_TOKEN; }
- YY_BREAK
-case 24:
-YY_RULE_SETUP
-#line 59 "layout.flex"
-ECHO;
- YY_BREAK
-#line 1046 "lex.layout.c"
-case YY_STATE_EOF(INITIAL):
- yyterminate();
-
- case YY_END_OF_BUFFER:
- {
- /* Amount of text matched not including the EOB char. */
- int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1;
-
- /* Undo the effects of YY_DO_BEFORE_ACTION. */
- *yy_cp = yyg->yy_hold_char;
- YY_RESTORE_YY_MORE_OFFSET
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
- {
- /* We're scanning a new file or input source. It's
- * possible that this happened because the user
- * just pointed yyin at a new source and called
- * layoutlex(). If so, then we have to assure
- * consistency between YY_CURRENT_BUFFER and our
- * globals. Here is the right place to do so, because
- * this is the first action (other than possibly a
- * back-up) that will match for the new input source.
- */
- yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
- YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
- YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
- }
-
- /* Note that here we test for yy_c_buf_p "<=" to the position
- * of the first EOB in the buffer, since yy_c_buf_p will
- * already have been incremented past the NUL character
- * (since all states make transitions on EOB to the
- * end-of-buffer state). Contrast this with the test
- * in input().
- */
- if ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
- { /* This was really a NUL. */
- yy_state_type yy_next_state;
-
- yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text;
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- /* Okay, we're now positioned to make the NUL
- * transition. We couldn't have
- * yy_get_previous_state() go ahead and do it
- * for us because it doesn't know how to deal
- * with the possibility of jamming (and we don't
- * want to build jamming into it because then it
- * will run more slowly).
- */
-
- yy_next_state = yy_try_NUL_trans( yy_current_state , yyscanner);
-
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
-
- if ( yy_next_state )
- {
- /* Consume the NUL. */
- yy_cp = ++yyg->yy_c_buf_p;
- yy_current_state = yy_next_state;
- goto yy_match;
- }
-
- else
- {
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
- goto yy_find_action;
- }
- }
-
- else switch ( yy_get_next_buffer( yyscanner ) )
- {
- case EOB_ACT_END_OF_FILE:
- {
- yyg->yy_did_buffer_switch_on_eof = 0;
-
- if ( layoutwrap(yyscanner ) )
- {
- /* Note: because we've taken care in
- * yy_get_next_buffer() to have set up
- * yytext, we can now set up
- * yy_c_buf_p so that if some total
- * hoser (like flex itself) wants to
- * call the scanner after we return the
- * YY_NULL, it'll still work - another
- * YY_NULL will get returned.
- */
- yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ;
-
- yy_act = YY_STATE_EOF(YY_START);
- goto do_action;
- }
-
- else
- {
- if ( ! yyg->yy_did_buffer_switch_on_eof )
- YY_NEW_FILE;
- }
- break;
- }
-
- case EOB_ACT_CONTINUE_SCAN:
- yyg->yy_c_buf_p =
- yyg->yytext_ptr + yy_amount_of_matched_text;
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- yy_cp = yyg->yy_c_buf_p;
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
- goto yy_match;
-
- case EOB_ACT_LAST_MATCH:
- yyg->yy_c_buf_p =
- &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars];
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- yy_cp = yyg->yy_c_buf_p;
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
- goto yy_find_action;
- }
- break;
- }
-
- default:
- YY_FATAL_ERROR(
- "fatal flex scanner internal error--no action found" );
- } /* end of action switch */
- } /* end of scanning one token */
- } /* end of user's declarations */
-} /* end of layoutlex */
-
-/* yy_get_next_buffer - try to read in a new buffer
- *
- * Returns a code representing an action:
- * EOB_ACT_LAST_MATCH -
- * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
- * EOB_ACT_END_OF_FILE - end of file
- */
-static int yy_get_next_buffer (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
- char *source = yyg->yytext_ptr;
- yy_size_t number_to_move, i;
- int ret_val;
-
- if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] )
- YY_FATAL_ERROR(
- "fatal flex scanner internal error--end of buffer missed" );
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
- { /* Don't try to fill the buffer, so this is an EOF. */
- if ( yyg->yy_c_buf_p - yyg->yytext_ptr - YY_MORE_ADJ == 1 )
- {
- /* We matched a single character, the EOB, so
- * treat this as a final EOF.
- */
- return EOB_ACT_END_OF_FILE;
- }
-
- else
- {
- /* We matched some text prior to the EOB, first
- * process it.
- */
- return EOB_ACT_LAST_MATCH;
- }
- }
-
- /* Try to read more data. */
-
- /* First move last chars to start of buffer. */
- number_to_move = (yy_size_t) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1;
-
- for ( i = 0; i < number_to_move; ++i )
- *(dest++) = *(source++);
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
- /* don't do the read, it's not guaranteed to return an EOF,
- * just force an EOF
- */
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars = 0;
-
- else
- {
- int num_to_read =
- YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
-
- while ( num_to_read <= 0 )
- { /* Not enough room in the buffer - grow it. */
-
- /* just a shorter name for the current buffer */
- YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
-
- int yy_c_buf_p_offset =
- (int) (yyg->yy_c_buf_p - b->yy_ch_buf);
-
- if ( b->yy_is_our_buffer )
- {
- int new_size = b->yy_buf_size * 2;
-
- if ( new_size <= 0 )
- b->yy_buf_size += b->yy_buf_size / 8;
- else
- b->yy_buf_size *= 2;
-
- b->yy_ch_buf = (char *)
- /* Include room in for 2 EOB chars. */
- layoutrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner );
- }
- else
- /* Can't grow it, we don't own it. */
- b->yy_ch_buf = NULL;
-
- if ( ! b->yy_ch_buf )
- YY_FATAL_ERROR(
- "fatal error - scanner input buffer overflow" );
-
- yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
-
- num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
- number_to_move - 1;
-
- }
-
- if ( num_to_read > YY_READ_BUF_SIZE )
- num_to_read = YY_READ_BUF_SIZE;
-
- /* Read in more data. */
- YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
- yyg->yy_n_chars, num_to_read );
-
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- if ( yyg->yy_n_chars == 0 )
- {
- if ( number_to_move == YY_MORE_ADJ )
- {
- ret_val = EOB_ACT_END_OF_FILE;
- layoutrestart(yyin ,yyscanner);
- }
-
- else
- {
- ret_val = EOB_ACT_LAST_MATCH;
- YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
- YY_BUFFER_EOF_PENDING;
- }
- }
-
- else
- ret_val = EOB_ACT_CONTINUE_SCAN;
-
- if ((int) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
- /* Extend the array by 50%, plus the number we really need. */
- int new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) layoutrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner );
- if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
- YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
- }
-
- yyg->yy_n_chars += number_to_move;
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
-
- yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
-
- return ret_val;
-}
-
-/* yy_get_previous_state - get the state just before the EOB char was reached */
-
- static yy_state_type yy_get_previous_state (yyscan_t yyscanner)
-{
- yy_state_type yy_current_state;
- char *yy_cp;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- yy_current_state = yyg->yy_start;
-
- for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp )
- {
- YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 211 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- }
-
- return yy_current_state;
-}
-
-/* yy_try_NUL_trans - try to make a transition on the NUL character
- *
- * synopsis
- * next_state = yy_try_NUL_trans( current_state );
- */
- static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner)
-{
- int yy_is_jam;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */
- char *yy_cp = yyg->yy_c_buf_p;
-
- YY_CHAR yy_c = 1;
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 211 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- yy_is_jam = (yy_current_state == 210);
-
- (void)yyg;
- return yy_is_jam ? 0 : yy_current_state;
-}
-
-#ifndef YY_NO_UNPUT
-
- static void yyunput (int c, char * yy_bp , yyscan_t yyscanner)
-{
- char *yy_cp;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- yy_cp = yyg->yy_c_buf_p;
-
- /* undo effects of setting up yytext */
- *yy_cp = yyg->yy_hold_char;
-
- if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
- { /* need to shift things up to make room */
- /* +2 for EOB chars. */
- int number_to_move = yyg->yy_n_chars + 2;
- char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
- YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
- char *source =
- &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
-
- while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
- *--dest = *--source;
-
- yy_cp += (int) (dest - source);
- yy_bp += (int) (dest - source);
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
- yyg->yy_n_chars = (int) YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
-
- if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
- YY_FATAL_ERROR( "flex scanner push-back overflow" );
- }
-
- *--yy_cp = (char) c;
-
- if ( c == '\n' ){
- --yylineno;
- }
-
- yyg->yytext_ptr = yy_bp;
- yyg->yy_hold_char = *yy_cp;
- yyg->yy_c_buf_p = yy_cp;
-}
-
-#endif
-
-#ifndef YY_NO_INPUT
-#ifdef __cplusplus
- static int yyinput (yyscan_t yyscanner)
-#else
- static int input (yyscan_t yyscanner)
-#endif
-
-{
- int c;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
-
- if ( *yyg->yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
- {
- /* yy_c_buf_p now points to the character we want to return.
- * If this occurs *before* the EOB characters, then it's a
- * valid NUL; if not, then we've hit the end of the buffer.
- */
- if ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
- /* This was really a NUL. */
- *yyg->yy_c_buf_p = '\0';
-
- else
- { /* need more input */
- int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
- ++yyg->yy_c_buf_p;
-
- switch ( yy_get_next_buffer( yyscanner ) )
- {
- case EOB_ACT_LAST_MATCH:
- /* This happens because yy_g_n_b()
- * sees that we've accumulated a
- * token and flags that we need to
- * try matching the token before
- * proceeding. But for input(),
- * there's no matching to consider.
- * So convert the EOB_ACT_LAST_MATCH
- * to EOB_ACT_END_OF_FILE.
- */
-
- /* Reset buffer status. */
- layoutrestart(yyin ,yyscanner);
-
- /*FALLTHROUGH*/
-
- case EOB_ACT_END_OF_FILE:
- {
- if ( layoutwrap(yyscanner ) )
- return 0;
-
- if ( ! yyg->yy_did_buffer_switch_on_eof )
- YY_NEW_FILE;
-#ifdef __cplusplus
- return yyinput(yyscanner);
-#else
- return input(yyscanner);
-#endif
- }
-
- case EOB_ACT_CONTINUE_SCAN:
- yyg->yy_c_buf_p = yyg->yytext_ptr + offset;
- break;
- }
- }
- }
-
- c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
- *yyg->yy_c_buf_p = '\0'; /* preserve yytext */
- yyg->yy_hold_char = *++yyg->yy_c_buf_p;
-
- if ( c == '\n' )
-
- do{ yylineno++;
- yycolumn=0;
- }while(0)
-;
-
- return c;
-}
-#endif /* ifndef YY_NO_INPUT */
-
-/** Immediately switch to a different input stream.
- * @param input_file A readable stream.
- * @param yyscanner The scanner object.
- * @note This function does not reset the start condition to @c INITIAL .
- */
- void layoutrestart (FILE * input_file , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( ! YY_CURRENT_BUFFER ){
- layoutensure_buffer_stack (yyscanner);
- YY_CURRENT_BUFFER_LVALUE =
- layout_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
- }
-
- layout_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
- layout_load_buffer_state(yyscanner );
-}
-
-/** Switch to a different input buffer.
- * @param new_buffer The new input buffer.
- * @param yyscanner The scanner object.
- */
- void layout_switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* TODO. We should be able to replace this entire function body
- * with
- * layoutpop_buffer_state();
- * layoutpush_buffer_state(new_buffer);
- */
- layoutensure_buffer_stack (yyscanner);
- if ( YY_CURRENT_BUFFER == new_buffer )
- return;
-
- if ( YY_CURRENT_BUFFER )
- {
- /* Flush out information for old buffer. */
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
- YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- YY_CURRENT_BUFFER_LVALUE = new_buffer;
- layout_load_buffer_state(yyscanner );
-
- /* We don't actually know whether we did this switch during
- * EOF (layoutwrap()) processing, but the only time this flag
- * is looked at is after layoutwrap() is called, so it's safe
- * to go ahead and always set it.
- */
- yyg->yy_did_buffer_switch_on_eof = 1;
-}
-
-static void layout_load_buffer_state (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
- yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
- yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
- yyg->yy_hold_char = *yyg->yy_c_buf_p;
-}
-
-/** Allocate and initialize an input buffer state.
- * @param file A readable stream.
- * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
- * @param yyscanner The scanner object.
- * @return the allocated buffer state.
- */
- YY_BUFFER_STATE layout_create_buffer (FILE * file, int size , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
-
- b = (YY_BUFFER_STATE) layoutalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
- if ( ! b )
- YY_FATAL_ERROR( "out of dynamic memory in layout_create_buffer()" );
-
- b->yy_buf_size = (yy_size_t)size;
-
- /* yy_ch_buf has to be 2 characters longer than the size given because
- * we need to put in 2 end-of-buffer characters.
- */
- b->yy_ch_buf = (char *) layoutalloc(b->yy_buf_size + 2 ,yyscanner );
- if ( ! b->yy_ch_buf )
- YY_FATAL_ERROR( "out of dynamic memory in layout_create_buffer()" );
-
- b->yy_is_our_buffer = 1;
-
- layout_init_buffer(b,file ,yyscanner);
-
- return b;
-}
-
-/** Destroy the buffer.
- * @param b a buffer created with layout_create_buffer()
- * @param yyscanner The scanner object.
- */
- void layout_delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( ! b )
- return;
-
- if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
- YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
-
- if ( b->yy_is_our_buffer )
- layoutfree((void *) b->yy_ch_buf ,yyscanner );
-
- layoutfree((void *) b ,yyscanner );
-}
-
-/* Initializes or reinitializes a buffer.
- * This function is sometimes called more than once on the same buffer,
- * such as during a layoutrestart() or at EOF.
- */
- static void layout_init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner)
-
-{
- int oerrno = errno;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- layout_flush_buffer(b ,yyscanner);
-
- b->yy_input_file = file;
- b->yy_fill_buffer = 1;
-
- /* If b is the current buffer, then layout_init_buffer was _probably_
- * called from layoutrestart() or through yy_get_next_buffer.
- * In that case, we don't want to reset the lineno or column.
- */
- if (b != YY_CURRENT_BUFFER){
- b->yy_bs_lineno = 1;
- b->yy_bs_column = 0;
- }
-
- b->yy_is_interactive = 0;
-
- errno = oerrno;
-}
-
-/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
- * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
- * @param yyscanner The scanner object.
- */
- void layout_flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if ( ! b )
- return;
-
- b->yy_n_chars = 0;
-
- /* We always need two end-of-buffer characters. The first causes
- * a transition to the end-of-buffer state. The second causes
- * a jam in that state.
- */
- b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
- b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
-
- b->yy_buf_pos = &b->yy_ch_buf[0];
-
- b->yy_at_bol = 1;
- b->yy_buffer_status = YY_BUFFER_NEW;
-
- if ( b == YY_CURRENT_BUFFER )
- layout_load_buffer_state(yyscanner );
-}
-
-/** Pushes the new state onto the stack. The new state becomes
- * the current state. This function will allocate the stack
- * if necessary.
- * @param new_buffer The new state.
- * @param yyscanner The scanner object.
- */
-void layoutpush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if (new_buffer == NULL)
- return;
-
- layoutensure_buffer_stack(yyscanner);
-
- /* This block is copied from layout_switch_to_buffer. */
- if ( YY_CURRENT_BUFFER )
- {
- /* Flush out information for old buffer. */
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
- YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- /* Only push if top exists. Otherwise, replace top. */
- if (YY_CURRENT_BUFFER)
- yyg->yy_buffer_stack_top++;
- YY_CURRENT_BUFFER_LVALUE = new_buffer;
-
- /* copied from layout_switch_to_buffer. */
- layout_load_buffer_state(yyscanner );
- yyg->yy_did_buffer_switch_on_eof = 1;
-}
-
-/** Removes and deletes the top of the stack, if present.
- * The next element becomes the new top.
- * @param yyscanner The scanner object.
- */
-void layoutpop_buffer_state (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if (!YY_CURRENT_BUFFER)
- return;
-
- layout_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
- YY_CURRENT_BUFFER_LVALUE = NULL;
- if (yyg->yy_buffer_stack_top > 0)
- --yyg->yy_buffer_stack_top;
-
- if (YY_CURRENT_BUFFER) {
- layout_load_buffer_state(yyscanner );
- yyg->yy_did_buffer_switch_on_eof = 1;
- }
-}
-
-/* Allocates the stack if it does not exist.
- * Guarantees space for at least one push.
- */
-static void layoutensure_buffer_stack (yyscan_t yyscanner)
-{
- int num_to_alloc;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (!yyg->yy_buffer_stack) {
-
- /* First allocation is just for 2 elements, since we don't know if this
- * scanner will even need a stack. We use 2 instead of 1 to avoid an
- * immediate realloc on the next call.
- */
- num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
- yyg->yy_buffer_stack = (struct yy_buffer_state**)layoutalloc
- (num_to_alloc * sizeof(struct yy_buffer_state*)
- , yyscanner);
- if ( ! yyg->yy_buffer_stack )
- YY_FATAL_ERROR( "out of dynamic memory in layoutensure_buffer_stack()" );
-
- memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
-
- yyg->yy_buffer_stack_max = num_to_alloc;
- yyg->yy_buffer_stack_top = 0;
- return;
- }
-
- if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
-
- /* Increase the buffer to prepare for a possible push. */
- yy_size_t grow_size = 8 /* arbitrary grow size */;
-
- num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
- yyg->yy_buffer_stack = (struct yy_buffer_state**)layoutrealloc
- (yyg->yy_buffer_stack,
- num_to_alloc * sizeof(struct yy_buffer_state*)
- , yyscanner);
- if ( ! yyg->yy_buffer_stack )
- YY_FATAL_ERROR( "out of dynamic memory in layoutensure_buffer_stack()" );
-
- /* zero only the new slots.*/
- memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
- yyg->yy_buffer_stack_max = num_to_alloc;
- }
-}
-
-/** Setup the input buffer state to scan directly from a user-specified character buffer.
- * @param base the character buffer
- * @param size the size in bytes of the character buffer
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- */
-YY_BUFFER_STATE layout_scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
-
- if ( size < 2 ||
- base[size-2] != YY_END_OF_BUFFER_CHAR ||
- base[size-1] != YY_END_OF_BUFFER_CHAR )
- /* They forgot to leave room for the EOB's. */
- return NULL;
-
- b = (YY_BUFFER_STATE) layoutalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
- if ( ! b )
- YY_FATAL_ERROR( "out of dynamic memory in layout_scan_buffer()" );
-
- b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
- b->yy_buf_pos = b->yy_ch_buf = base;
- b->yy_is_our_buffer = 0;
- b->yy_input_file = NULL;
- b->yy_n_chars = b->yy_buf_size;
- b->yy_is_interactive = 0;
- b->yy_at_bol = 1;
- b->yy_fill_buffer = 0;
- b->yy_buffer_status = YY_BUFFER_NEW;
-
- layout_switch_to_buffer(b ,yyscanner );
-
- return b;
-}
-
-/** Setup the input buffer state to scan a string. The next call to layoutlex() will
- * scan from a @e copy of @a str.
- * @param yystr a NUL-terminated string to scan
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- * @note If you want to scan bytes that may contain NUL values, then use
- * layout_scan_bytes() instead.
- */
-YY_BUFFER_STATE layout_scan_string (yyconst char * yystr , yyscan_t yyscanner)
-{
-
- return layout_scan_bytes(yystr,(int) strlen(yystr) ,yyscanner);
-}
-
-/** Setup the input buffer state to scan the given bytes. The next call to layoutlex() will
- * scan from a @e copy of @a bytes.
- * @param yybytes the byte buffer to scan
- * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- */
-YY_BUFFER_STATE layout_scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
- char *buf;
- yy_size_t n;
- yy_size_t i;
-
- /* Get memory for full buffer, including space for trailing EOB's. */
- n = (yy_size_t) _yybytes_len + 2;
- buf = (char *) layoutalloc(n ,yyscanner );
- if ( ! buf )
- YY_FATAL_ERROR( "out of dynamic memory in layout_scan_bytes()" );
-
- for ( i = 0; i < _yybytes_len; ++i )
- buf[i] = yybytes[i];
-
- buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
-
- b = layout_scan_buffer(buf,n ,yyscanner);
- if ( ! b )
- YY_FATAL_ERROR( "bad buffer in layout_scan_bytes()" );
-
- /* It's okay to grow etc. this buffer, and we should throw it
- * away when we're done.
- */
- b->yy_is_our_buffer = 1;
-
- return b;
-}
-
-#ifndef YY_EXIT_FAILURE
-#define YY_EXIT_FAILURE 2
-#endif
-
-static void yynoreturn yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- (void) fprintf( stderr, "%s\n", msg );
- exit( YY_EXIT_FAILURE );
-}
-
-/* Redefine yyless() so it works in section 3 code. */
-
-#undef yyless
-#define yyless(n) \
- do \
- { \
- /* Undo effects of setting up yytext. */ \
- int yyless_macro_arg = (n); \
- YY_LESS_LINENO(yyless_macro_arg);\
- yytext[yyleng] = yyg->yy_hold_char; \
- yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
- yyg->yy_hold_char = *yyg->yy_c_buf_p; \
- *yyg->yy_c_buf_p = '\0'; \
- yyleng = yyless_macro_arg; \
- } \
- while ( 0 )
-
-/* Accessor methods (get/set functions) to struct members. */
-
-/** Get the user-defined data for this scanner.
- * @param yyscanner The scanner object.
- */
-YY_EXTRA_TYPE layoutget_extra (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyextra;
-}
-
-/** Get the current line number.
- * @param yyscanner The scanner object.
- */
-int layoutget_lineno (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (! YY_CURRENT_BUFFER)
- return 0;
-
- return yylineno;
-}
-
-/** Get the current column number.
- * @param yyscanner The scanner object.
- */
-int layoutget_column (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (! YY_CURRENT_BUFFER)
- return 0;
-
- return yycolumn;
-}
-
-/** Get the input stream.
- * @param yyscanner The scanner object.
- */
-FILE *layoutget_in (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyin;
-}
-
-/** Get the output stream.
- * @param yyscanner The scanner object.
- */
-FILE *layoutget_out (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyout;
-}
-
-/** Get the length of the current token.
- * @param yyscanner The scanner object.
- */
-int layoutget_leng (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyleng;
-}
-
-/** Get the current token.
- * @param yyscanner The scanner object.
- */
-
-char *layoutget_text (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yytext;
-}
-
-/** Set the user-defined data. This data is never touched by the scanner.
- * @param user_defined The data to be associated with this scanner.
- * @param yyscanner The scanner object.
- */
-void layoutset_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyextra = user_defined ;
-}
-
-/** Set the current line number.
- * @param _line_number line number
- * @param yyscanner The scanner object.
- */
-void layoutset_lineno (int _line_number , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* lineno is only valid if an input buffer exists. */
- if (! YY_CURRENT_BUFFER )
- YY_FATAL_ERROR( "layoutset_lineno called with no buffer" );
-
- yylineno = _line_number;
-}
-
-/** Set the current column.
- * @param _column_no column number
- * @param yyscanner The scanner object.
- */
-void layoutset_column (int _column_no , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* column is only valid if an input buffer exists. */
- if (! YY_CURRENT_BUFFER )
- YY_FATAL_ERROR( "layoutset_column called with no buffer" );
-
- yycolumn = _column_no;
-}
-
-/** Set the input stream. This does not discard the current
- * input buffer.
- * @param _in_str A readable stream.
- * @param yyscanner The scanner object.
- * @see layout_switch_to_buffer
- */
-void layoutset_in (FILE * _in_str , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyin = _in_str ;
-}
-
-void layoutset_out (FILE * _out_str , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyout = _out_str ;
-}
-
-int layoutget_debug (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yy_flex_debug;
-}
-
-void layoutset_debug (int _bdebug , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yy_flex_debug = _bdebug ;
-}
-
-/* Accessor methods for yylval and yylloc */
-
-/* User-visible API */
-
-/* layoutlex_init is special because it creates the scanner itself, so it is
- * the ONLY reentrant function that doesn't take the scanner as the last argument.
- * That's why we explicitly handle the declaration, instead of using our macros.
- */
-
-int layoutlex_init(yyscan_t* ptr_yy_globals)
-
-{
- if (ptr_yy_globals == NULL){
- errno = EINVAL;
- return 1;
- }
-
- *ptr_yy_globals = (yyscan_t) layoutalloc ( sizeof( struct yyguts_t ), NULL );
-
- if (*ptr_yy_globals == NULL){
- errno = ENOMEM;
- return 1;
- }
-
- /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
- memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
-
- return yy_init_globals ( *ptr_yy_globals );
-}
-
-/* layoutlex_init_extra has the same functionality as layoutlex_init, but follows the
- * convention of taking the scanner as the last argument. Note however, that
- * this is a *pointer* to a scanner, as it will be allocated by this call (and
- * is the reason, too, why this function also must handle its own declaration).
- * The user defined value in the first argument will be available to layoutalloc in
- * the yyextra field.
- */
-
-int layoutlex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals )
-
-{
- struct yyguts_t dummy_yyguts;
-
- layoutset_extra (yy_user_defined, &dummy_yyguts);
-
- if (ptr_yy_globals == NULL){
- errno = EINVAL;
- return 1;
- }
-
- *ptr_yy_globals = (yyscan_t) layoutalloc ( sizeof( struct yyguts_t ), &dummy_yyguts );
-
- if (*ptr_yy_globals == NULL){
- errno = ENOMEM;
- return 1;
- }
-
- /* By setting to 0xAA, we expose bugs in
- yy_init_globals. Leave at 0x00 for releases. */
- memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
-
- layoutset_extra (yy_user_defined, *ptr_yy_globals);
-
- return yy_init_globals ( *ptr_yy_globals );
-}
-
-static int yy_init_globals (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- /* Initialization is the same as for the non-reentrant scanner.
- * This function is called from layoutlex_destroy(), so don't allocate here.
- */
-
- yyg->yy_buffer_stack = NULL;
- yyg->yy_buffer_stack_top = 0;
- yyg->yy_buffer_stack_max = 0;
- yyg->yy_c_buf_p = NULL;
- yyg->yy_init = 0;
- yyg->yy_start = 0;
-
- yyg->yy_start_stack_ptr = 0;
- yyg->yy_start_stack_depth = 0;
- yyg->yy_start_stack = NULL;
-
-/* Defined in main.c */
-#ifdef YY_STDINIT
- yyin = stdin;
- yyout = stdout;
-#else
- yyin = NULL;
- yyout = NULL;
-#endif
-
- /* For future reference: Set errno on error, since we are called by
- * layoutlex_init()
- */
- return 0;
-}
-
-/* layoutlex_destroy is for both reentrant and non-reentrant scanners. */
-int layoutlex_destroy (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* Pop the buffer stack, destroying each element. */
- while(YY_CURRENT_BUFFER){
- layout_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
- YY_CURRENT_BUFFER_LVALUE = NULL;
- layoutpop_buffer_state(yyscanner);
- }
-
- /* Destroy the stack itself. */
- layoutfree(yyg->yy_buffer_stack ,yyscanner);
- yyg->yy_buffer_stack = NULL;
-
- /* Destroy the start condition stack. */
- layoutfree(yyg->yy_start_stack ,yyscanner );
- yyg->yy_start_stack = NULL;
-
- /* Reset the globals. This is important in a non-reentrant scanner so the next time
- * layoutlex() is called, initialization will occur. */
- yy_init_globals( yyscanner);
-
- /* Destroy the main struct (reentrant only). */
- layoutfree ( yyscanner , yyscanner );
- yyscanner = NULL;
- return 0;
-}
-
-/*
- * Internal utility routines.
- */
-
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
-
- int i;
- for ( i = 0; i < n; ++i )
- s1[i] = s2[i];
-}
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner)
-{
- int n;
- for ( n = 0; s[n]; ++n )
- ;
-
- return n;
-}
-#endif
-
-void *layoutalloc (yy_size_t size , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- return malloc(size);
-}
-
-void *layoutrealloc (void * ptr, yy_size_t size , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
-
- /* The cast to (char *) in the following accommodates both
- * implementations that use char* generic pointers, and those
- * that use void* generic pointers. It works with the latter
- * because both ANSI C and C++ allow castless assignment from
- * any pointer type to void*, and deal with argument conversions
- * as though doing an assignment.
- */
- return realloc(ptr, size);
-}
-
-void layoutfree (void * ptr , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- free( (char *) ptr ); /* see layoutrealloc() for (char *) cast */
-}
-
-#define YYTABLES_NAME "yytables"
-
-#line 59 "layout.flex"
-
-
-
-int layoutwrap(yyscan_t scanner) {
- return 1; // terminate
-}
-
diff --git a/src/sksl/lex.layout.cpp b/src/sksl/lex.layout.cpp
deleted file mode 100644
index 937c931..0000000
--- a/src/sksl/lex.layout.cpp
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "disable_flex_warnings.h"
-#include "lex.layout.c"
-static_assert(YY_FLEX_MAJOR_VERSION * 10000 + YY_FLEX_MINOR_VERSION * 100 +
- YY_FLEX_SUBMINOR_VERSION >= 20601,
- "we require Flex 2.6.1 or better for security reasons");
diff --git a/src/sksl/lex.layout.h b/src/sksl/lex.layout.h
deleted file mode 100644
index 345b336..0000000
--- a/src/sksl/lex.layout.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-int layoutlex_init(yyscan_t* ptr_yy_globals);
-int layoutlex_destroy(void* scanner);
-YY_BUFFER_STATE layout_scan_string(const char* s, void* scanner);
-int layoutlex(void* yyscanner);
-void layout_delete_buffer(YY_BUFFER_STATE b, void* yyscanner);
diff --git a/src/sksl/lex.sksl.c b/src/sksl/lex.sksl.c
deleted file mode 100644
index 6e44f5a..0000000
--- a/src/sksl/lex.sksl.c
+++ /dev/null
@@ -1,2682 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#line 3 "lex.sksl.c"
-
-#define YY_INT_ALIGNED short int
-
-/* A lexical scanner generated by flex */
-
-#define FLEX_SCANNER
-#define YY_FLEX_MAJOR_VERSION 2
-#define YY_FLEX_MINOR_VERSION 6
-#define YY_FLEX_SUBMINOR_VERSION 1
-#if YY_FLEX_SUBMINOR_VERSION > 0
-#define FLEX_BETA
-#endif
-
-/* First, we deal with platform-specific or compiler-specific issues. */
-
-/* begin standard C headers. */
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <stdlib.h>
-
-/* end standard C headers. */
-
-/* flex integer type definitions */
-
-#ifndef FLEXINT_H
-#define FLEXINT_H
-
-/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
-
-#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
-
-/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
- * if you want the limit (max/min) macros for int types.
- */
-#ifndef __STDC_LIMIT_MACROS
-#define __STDC_LIMIT_MACROS 1
-#endif
-
-#include <inttypes.h>
-typedef int8_t flex_int8_t;
-typedef uint8_t flex_uint8_t;
-typedef int16_t flex_int16_t;
-typedef uint16_t flex_uint16_t;
-typedef int32_t flex_int32_t;
-typedef uint32_t flex_uint32_t;
-#else
-typedef signed char flex_int8_t;
-typedef short int flex_int16_t;
-typedef int flex_int32_t;
-typedef unsigned char flex_uint8_t;
-typedef unsigned short int flex_uint16_t;
-typedef unsigned int flex_uint32_t;
-
-/* Limits of integral types. */
-#ifndef INT8_MIN
-#define INT8_MIN (-128)
-#endif
-#ifndef INT16_MIN
-#define INT16_MIN (-32767-1)
-#endif
-#ifndef INT32_MIN
-#define INT32_MIN (-2147483647-1)
-#endif
-#ifndef INT8_MAX
-#define INT8_MAX (127)
-#endif
-#ifndef INT16_MAX
-#define INT16_MAX (32767)
-#endif
-#ifndef INT32_MAX
-#define INT32_MAX (2147483647)
-#endif
-#ifndef UINT8_MAX
-#define UINT8_MAX (255U)
-#endif
-#ifndef UINT16_MAX
-#define UINT16_MAX (65535U)
-#endif
-#ifndef UINT32_MAX
-#define UINT32_MAX (4294967295U)
-#endif
-
-#endif /* ! C99 */
-
-#endif /* ! FLEXINT_H */
-
-/* TODO: this is always defined, so inline it */
-#define yyconst const
-
-#if defined(__GNUC__) && __GNUC__ >= 3
-#define yynoreturn __attribute__((__noreturn__))
-#else
-#define yynoreturn
-#endif
-
-/* Returned upon end-of-file. */
-#define YY_NULL 0
-
-/* Promotes a possibly negative, possibly signed char to an unsigned
- * integer for use as an array index. If the signed char is negative,
- * we want to instead treat it as an 8-bit unsigned char, hence the
- * double cast.
- */
-#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
-
-/* An opaque pointer. */
-#ifndef YY_TYPEDEF_YY_SCANNER_T
-#define YY_TYPEDEF_YY_SCANNER_T
-typedef void* yyscan_t;
-#endif
-
-/* For convenience, these vars (plus the bison vars far below)
- are macros in the reentrant scanner. */
-#define yyin yyg->yyin_r
-#define yyout yyg->yyout_r
-#define yyextra yyg->yyextra_r
-#define yyleng yyg->yyleng_r
-#define yytext yyg->yytext_r
-#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
-#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
-#define yy_flex_debug yyg->yy_flex_debug_r
-
-/* Enter a start condition. This macro really ought to take a parameter,
- * but we do it the disgusting crufty way forced on us by the ()-less
- * definition of BEGIN.
- */
-#define BEGIN yyg->yy_start = 1 + 2 *
-
-/* Translate the current start state into a value that can be later handed
- * to BEGIN to return to the state. The YYSTATE alias is for lex
- * compatibility.
- */
-#define YY_START ((yyg->yy_start - 1) / 2)
-#define YYSTATE YY_START
-
-/* Action number for EOF rule of a given start state. */
-#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
-
-/* Special action meaning "start processing a new file". */
-#define YY_NEW_FILE skslrestart(yyin ,yyscanner )
-
-#define YY_END_OF_BUFFER_CHAR 0
-
-/* Size of default input buffer. */
-#ifndef YY_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k.
- * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
- * Ditto for the __ia64__ case accordingly.
- */
-#define YY_BUF_SIZE 32768
-#else
-#define YY_BUF_SIZE 16384
-#endif /* __ia64__ */
-#endif
-
-/* The state buf must be large enough to hold one state per character in the main buffer.
- */
-#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
-
-#ifndef YY_TYPEDEF_YY_BUFFER_STATE
-#define YY_TYPEDEF_YY_BUFFER_STATE
-typedef struct yy_buffer_state *YY_BUFFER_STATE;
-#endif
-
-#ifndef YY_TYPEDEF_YY_SIZE_T
-#define YY_TYPEDEF_YY_SIZE_T
-typedef size_t yy_size_t;
-#endif
-
-#define EOB_ACT_CONTINUE_SCAN 0
-#define EOB_ACT_END_OF_FILE 1
-#define EOB_ACT_LAST_MATCH 2
-
- /* Note: We specifically omit the test for yy_rule_can_match_eol because it requires
- * access to the local variable yy_act. Since yyless() is a macro, it would break
- * existing scanners that call yyless() from OUTSIDE sksllex.
- * One obvious solution it to make yy_act a global. I tried that, and saw
- * a 5% performance hit in a non-yylineno scanner, because yy_act is
- * normally declared as a register variable-- so it is not worth it.
- */
- #define YY_LESS_LINENO(n) \
- do { \
- int yyl;\
- for ( yyl = n; yyl < yyleng; ++yyl )\
- if ( yytext[yyl] == '\n' )\
- --yylineno;\
- }while(0)
- #define YY_LINENO_REWIND_TO(dst) \
- do {\
- const char *p;\
- for ( p = yy_cp-1; p >= (dst); --p)\
- if ( *p == '\n' )\
- --yylineno;\
- }while(0)
-
-/* Return all but the first "n" matched characters back to the input stream. */
-#define yyless(n) \
- do \
- { \
- /* Undo effects of setting up yytext. */ \
- int yyless_macro_arg = (n); \
- YY_LESS_LINENO(yyless_macro_arg);\
- *yy_cp = yyg->yy_hold_char; \
- YY_RESTORE_YY_MORE_OFFSET \
- yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
- YY_DO_BEFORE_ACTION; /* set up yytext again */ \
- } \
- while ( 0 )
-
-#define unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )
-
-#ifndef YY_STRUCT_YY_BUFFER_STATE
-#define YY_STRUCT_YY_BUFFER_STATE
-struct yy_buffer_state
- {
- FILE *yy_input_file;
-
- char *yy_ch_buf; /* input buffer */
- char *yy_buf_pos; /* current position in input buffer */
-
- /* Size of input buffer in bytes, not including room for EOB
- * characters.
- */
- int yy_buf_size;
-
- /* Number of characters read into yy_ch_buf, not including EOB
- * characters.
- */
- int yy_n_chars;
-
- /* Whether we "own" the buffer - i.e., we know we created it,
- * and can realloc() it to grow it, and should free() it to
- * delete it.
- */
- int yy_is_our_buffer;
-
- /* Whether this is an "interactive" input source; if so, and
- * if we're using stdio for input, then we want to use getc()
- * instead of fread(), to make sure we stop fetching input after
- * each newline.
- */
- int yy_is_interactive;
-
- /* Whether we're considered to be at the beginning of a line.
- * If so, '^' rules will be active on the next match, otherwise
- * not.
- */
- int yy_at_bol;
-
- int yy_bs_lineno; /**< The line count. */
- int yy_bs_column; /**< The column count. */
-
- /* Whether to try to fill the input buffer when we reach the
- * end of it.
- */
- int yy_fill_buffer;
-
- int yy_buffer_status;
-
-#define YY_BUFFER_NEW 0
-#define YY_BUFFER_NORMAL 1
- /* When an EOF's been seen but there's still some text to process
- * then we mark the buffer as YY_EOF_PENDING, to indicate that we
- * shouldn't try reading from the input source any more. We might
- * still have a bunch of tokens to match, though, because of
- * possible backing-up.
- *
- * When we actually see the EOF, we change the status to "new"
- * (via skslrestart()), so that the user can continue scanning by
- * just pointing yyin at a new input file.
- */
-#define YY_BUFFER_EOF_PENDING 2
-
- };
-#endif /* !YY_STRUCT_YY_BUFFER_STATE */
-
-/* We provide macros for accessing buffer states in case in the
- * future we want to put the buffer states in a more general
- * "scanner state".
- *
- * Returns the top of the stack, or NULL.
- */
-#define YY_CURRENT_BUFFER ( yyg->yy_buffer_stack \
- ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \
- : NULL)
-
-/* Same as previous macro, but useful when we know that the buffer stack is not
- * NULL or when we need an lvalue. For internal use only.
- */
-#define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
-
-void skslrestart (FILE *input_file ,yyscan_t yyscanner );
-void sksl_switch_to_buffer (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
-YY_BUFFER_STATE sksl_create_buffer (FILE *file,int size ,yyscan_t yyscanner );
-void sksl_delete_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
-void sksl_flush_buffer (YY_BUFFER_STATE b ,yyscan_t yyscanner );
-void skslpush_buffer_state (YY_BUFFER_STATE new_buffer ,yyscan_t yyscanner );
-void skslpop_buffer_state (yyscan_t yyscanner );
-
-static void skslensure_buffer_stack (yyscan_t yyscanner );
-static void sksl_load_buffer_state (yyscan_t yyscanner );
-static void sksl_init_buffer (YY_BUFFER_STATE b,FILE *file ,yyscan_t yyscanner );
-
-#define YY_FLUSH_BUFFER sksl_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
-
-YY_BUFFER_STATE sksl_scan_buffer (char *base,yy_size_t size ,yyscan_t yyscanner );
-YY_BUFFER_STATE sksl_scan_string (yyconst char *yy_str ,yyscan_t yyscanner );
-YY_BUFFER_STATE sksl_scan_bytes (yyconst char *bytes,int len ,yyscan_t yyscanner );
-
-void *skslalloc (yy_size_t ,yyscan_t yyscanner );
-void *skslrealloc (void *,yy_size_t ,yyscan_t yyscanner );
-void skslfree (void * ,yyscan_t yyscanner );
-
-#define yy_new_buffer sksl_create_buffer
-
-#define yy_set_interactive(is_interactive) \
- { \
- if ( ! YY_CURRENT_BUFFER ){ \
- skslensure_buffer_stack (yyscanner); \
- YY_CURRENT_BUFFER_LVALUE = \
- sksl_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
- } \
- YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
- }
-
-#define yy_set_bol(at_bol) \
- { \
- if ( ! YY_CURRENT_BUFFER ){\
- skslensure_buffer_stack (yyscanner); \
- YY_CURRENT_BUFFER_LVALUE = \
- sksl_create_buffer(yyin,YY_BUF_SIZE ,yyscanner); \
- } \
- YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
- }
-
-#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
-
-/* Begin user sect3 */
-
-typedef unsigned char YY_CHAR;
-
-typedef int yy_state_type;
-
-#define yytext_ptr yytext_r
-
-static yy_state_type yy_get_previous_state (yyscan_t yyscanner );
-static yy_state_type yy_try_NUL_trans (yy_state_type current_state ,yyscan_t yyscanner);
-static int yy_get_next_buffer (yyscan_t yyscanner );
-static void yynoreturn yy_fatal_error (yyconst char* msg ,yyscan_t yyscanner );
-
-/* Done after the current pattern has been matched and before the
- * corresponding action - sets up yytext.
- */
-#define YY_DO_BEFORE_ACTION \
- yyg->yytext_ptr = yy_bp; \
- yyleng = (int) (yy_cp - yy_bp); \
- yyg->yy_hold_char = *yy_cp; \
- *yy_cp = '\0'; \
- yyg->yy_c_buf_p = yy_cp;
-
-#define YY_NUM_RULES 99
-#define YY_END_OF_BUFFER 100
-/* This struct is not used in this scanner,
- but its presence is necessary. */
-struct yy_trans_info
- {
- flex_int32_t yy_verify;
- flex_int32_t yy_nxt;
- };
-static yyconst flex_int16_t yy_accept[289] =
- { 0,
- 0, 0, 100, 98, 95, 95, 69, 98, 42, 59,
- 64, 45, 46, 57, 55, 52, 56, 51, 58, 4,
- 4, 71, 92, 76, 72, 75, 70, 98, 49, 50,
- 63, 42, 42, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 42, 42, 42, 42, 42, 42, 47,
- 62, 48, 65, 95, 74, 43, 42, 83, 68, 88,
- 81, 53, 79, 54, 80, 93, 1, 0, 96, 82,
- 2, 4, 0, 0, 94, 60, 78, 73, 77, 61,
- 44, 44, 44, 87, 67, 42, 42, 42, 42, 42,
- 42, 13, 42, 42, 42, 42, 42, 8, 22, 42,
-
- 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 42, 86, 66, 43, 91, 0, 0,
- 0, 96, 1, 0, 0, 3, 5, 84, 85, 44,
- 9, 44, 90, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 11, 42, 42, 42, 42, 42, 42,
- 23, 42, 42, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 89, 0, 1, 97, 0, 0, 2,
- 44, 42, 42, 16, 42, 42, 42, 42, 42, 10,
- 42, 30, 42, 42, 42, 27, 42, 42, 42, 42,
- 42, 42, 42, 42, 42, 6, 42, 42, 42, 42,
-
- 0, 1, 44, 18, 42, 42, 26, 42, 42, 42,
- 7, 29, 24, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 42, 42, 12, 42, 44, 37, 42,
- 42, 42, 42, 40, 42, 42, 42, 42, 42, 21,
- 42, 39, 14, 42, 42, 42, 15, 42, 42, 17,
- 20, 28, 42, 42, 42, 42, 42, 25, 42, 42,
- 34, 19, 42, 42, 32, 36, 42, 35, 42, 42,
- 41, 42, 33, 42, 42, 42, 42, 42, 42, 31,
- 42, 42, 42, 42, 42, 42, 38, 0
- } ;
-
-static yyconst YY_CHAR yy_ec[256] =
- { 0,
- 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
- 1, 1, 2, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 2, 4, 1, 5, 6, 7, 8, 1, 9,
- 10, 11, 12, 13, 14, 15, 16, 17, 18, 18,
- 18, 18, 18, 18, 18, 18, 18, 19, 20, 21,
- 22, 23, 24, 25, 26, 26, 26, 26, 27, 26,
- 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
- 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
- 28, 1, 29, 30, 31, 1, 32, 33, 34, 35,
-
- 36, 37, 38, 39, 40, 6, 41, 42, 43, 44,
- 45, 46, 6, 47, 48, 49, 50, 51, 52, 53,
- 54, 6, 55, 56, 57, 58, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1
- } ;
-
-static yyconst YY_CHAR yy_meta[59] =
- { 0,
- 1, 1, 2, 1, 1, 3, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 4, 4, 1, 1,
- 1, 1, 1, 1, 1, 5, 5, 1, 1, 1,
- 3, 5, 5, 5, 5, 5, 5, 3, 3, 3,
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
- 3, 3, 3, 3, 1, 1, 1, 1
- } ;
-
-static yyconst flex_uint16_t yy_base[297] =
- { 0,
- 0, 0, 360, 361, 57, 59, 337, 0, 0, 336,
- 55, 361, 361, 335, 52, 361, 53, 48, 57, 54,
- 65, 337, 361, 63, 333, 64, 361, 30, 361, 361,
- 66, 44, 57, 59, 312, 61, 313, 61, 65, 316,
- 306, 300, 302, 312, 59, 300, 302, 300, 70, 361,
- 90, 361, 361, 111, 361, 0, 0, 361, 322, 361,
- 361, 361, 361, 361, 361, 361, 98, 332, 0, 361,
- 101, 105, 112, 0, 361, 320, 361, 361, 361, 319,
- 0, 303, 287, 361, 316, 301, 299, 287, 92, 297,
- 285, 0, 284, 289, 298, 282, 290, 0, 282, 272,
-
- 273, 289, 277, 273, 285, 95, 289, 272, 278, 267,
- 276, 273, 274, 273, 361, 290, 0, 361, 121, 300,
- 294, 0, 130, 137, 135, 141, 0, 361, 361, 0,
- 0, 269, 361, 276, 270, 270, 269, 112, 272, 269,
- 266, 253, 251, 0, 260, 248, 252, 250, 255, 258,
- 0, 259, 257, 242, 240, 250, 238, 238, 250, 248,
- 252, 241, 233, 361, 145, 147, 361, 155, 153, 157,
- 232, 239, 243, 0, 231, 228, 236, 225, 242, 0,
- 237, 0, 226, 222, 220, 0, 219, 221, 227, 221,
- 218, 217, 231, 228, 227, 0, 215, 210, 222, 221,
-
- 159, 161, 222, 0, 208, 218, 0, 209, 210, 204,
- 0, 0, 0, 201, 206, 200, 199, 202, 205, 200,
- 195, 193, 202, 193, 199, 0, 193, 198, 0, 192,
- 185, 185, 198, 0, 186, 185, 190, 187, 194, 0,
- 196, 0, 0, 183, 183, 180, 0, 174, 186, 0,
- 0, 0, 185, 175, 165, 169, 169, 0, 180, 173,
- 0, 0, 180, 169, 0, 0, 172, 0, 157, 161,
- 0, 174, 0, 168, 171, 147, 156, 145, 132, 0,
- 119, 113, 109, 108, 91, 73, 0, 361, 177, 180,
- 183, 186, 191, 196, 198, 201
-
- } ;
-
-static yyconst flex_int16_t yy_def[297] =
- { 0,
- 288, 1, 288, 288, 288, 288, 288, 289, 290, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 291, 288, 288,
- 288, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 288,
- 288, 288, 288, 288, 288, 292, 290, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 293, 294, 288,
- 288, 288, 288, 295, 288, 288, 288, 288, 288, 288,
- 296, 296, 296, 288, 288, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
-
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 288, 288, 292, 288, 288, 293,
- 293, 294, 288, 288, 288, 288, 295, 288, 288, 296,
- 296, 296, 288, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 288, 288, 288, 288, 288, 288, 288,
- 296, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
-
- 288, 288, 296, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 296, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 296, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 290, 290, 290,
- 290, 290, 290, 290, 290, 290, 290, 0, 288, 288,
- 288, 288, 288, 288, 288, 288
-
- } ;
-
-static yyconst flex_uint16_t yy_nxt[420] =
- { 0,
- 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
- 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 9, 9, 29, 30, 31,
- 9, 9, 32, 33, 34, 35, 36, 9, 37, 38,
- 9, 39, 40, 41, 42, 43, 44, 45, 46, 47,
- 48, 49, 9, 9, 50, 51, 52, 53, 54, 54,
- 54, 54, 59, 62, 67, 67, 64, 68, 71, 82,
- 72, 72, 69, 63, 65, 66, 60, 83, 70, 71,
- 73, 72, 72, 76, 77, 79, 80, 84, 88, 73,
- 86, 73, 94, 87, 90, 85, 100, 98, 91, 107,
-
- 73, 89, 95, 92, 99, 96, 74, 108, 113, 101,
- 109, 115, 54, 54, 67, 67, 114, 123, 123, 71,
- 287, 72, 72, 125, 119, 125, 153, 124, 126, 126,
- 137, 73, 165, 119, 165, 138, 124, 166, 166, 286,
- 73, 285, 154, 155, 284, 116, 123, 123, 169, 283,
- 169, 126, 126, 170, 170, 282, 168, 126, 126, 176,
- 177, 166, 166, 166, 166, 168, 201, 281, 201, 170,
- 170, 202, 202, 170, 170, 202, 202, 202, 202, 56,
- 280, 56, 57, 57, 57, 81, 279, 81, 117, 117,
- 117, 120, 120, 120, 120, 120, 122, 278, 122, 122,
-
- 122, 127, 127, 130, 130, 130, 277, 276, 275, 274,
- 273, 272, 271, 270, 269, 268, 267, 266, 265, 264,
- 263, 262, 261, 260, 259, 258, 257, 256, 255, 254,
- 253, 252, 251, 250, 249, 248, 247, 246, 245, 244,
- 243, 242, 241, 240, 239, 238, 237, 236, 235, 234,
- 233, 232, 231, 230, 229, 228, 227, 226, 225, 224,
- 223, 222, 221, 220, 219, 218, 217, 216, 215, 214,
- 213, 212, 211, 210, 209, 208, 207, 206, 205, 204,
- 203, 200, 199, 198, 197, 196, 195, 194, 193, 192,
- 191, 190, 189, 188, 187, 186, 185, 184, 183, 182,
-
- 181, 180, 179, 178, 175, 174, 173, 172, 171, 167,
- 121, 164, 163, 162, 161, 160, 159, 158, 157, 156,
- 152, 151, 150, 149, 148, 147, 146, 145, 144, 143,
- 142, 141, 140, 139, 136, 135, 134, 133, 132, 131,
- 129, 128, 121, 118, 112, 111, 110, 106, 105, 104,
- 103, 102, 97, 93, 78, 75, 61, 58, 55, 288,
- 3, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
-
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288
- } ;
-
-static yyconst flex_int16_t yy_chk[420] =
- { 0,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 5, 5,
- 6, 6, 11, 15, 18, 18, 17, 19, 20, 28,
- 20, 20, 19, 15, 17, 17, 11, 28, 19, 21,
- 20, 21, 21, 24, 24, 26, 26, 31, 33, 20,
- 32, 21, 36, 32, 34, 31, 39, 38, 34, 45,
-
- 21, 33, 36, 34, 38, 36, 20, 45, 49, 39,
- 45, 51, 54, 54, 67, 67, 49, 71, 71, 72,
- 286, 72, 72, 73, 67, 73, 106, 71, 73, 73,
- 89, 72, 119, 67, 119, 89, 71, 119, 119, 285,
- 72, 284, 106, 106, 283, 51, 123, 123, 124, 282,
- 124, 125, 125, 124, 124, 281, 123, 126, 126, 138,
- 138, 165, 165, 166, 166, 123, 168, 279, 168, 169,
- 169, 168, 168, 170, 170, 201, 201, 202, 202, 289,
- 278, 289, 290, 290, 290, 291, 277, 291, 292, 292,
- 292, 293, 293, 293, 293, 293, 294, 276, 294, 294,
-
- 294, 295, 295, 296, 296, 296, 275, 274, 272, 270,
- 269, 267, 264, 263, 260, 259, 257, 256, 255, 254,
- 253, 249, 248, 246, 245, 244, 241, 239, 238, 237,
- 236, 235, 233, 232, 231, 230, 228, 227, 225, 224,
- 223, 222, 221, 220, 219, 218, 217, 216, 215, 214,
- 210, 209, 208, 206, 205, 203, 200, 199, 198, 197,
- 195, 194, 193, 192, 191, 190, 189, 188, 187, 185,
- 184, 183, 181, 179, 178, 177, 176, 175, 173, 172,
- 171, 163, 162, 161, 160, 159, 158, 157, 156, 155,
- 154, 153, 152, 150, 149, 148, 147, 146, 145, 143,
-
- 142, 141, 140, 139, 137, 136, 135, 134, 132, 121,
- 120, 116, 114, 113, 112, 111, 110, 109, 108, 107,
- 105, 104, 103, 102, 101, 100, 99, 97, 96, 95,
- 94, 93, 91, 90, 88, 87, 86, 85, 83, 82,
- 80, 76, 68, 59, 48, 47, 46, 44, 43, 42,
- 41, 40, 37, 35, 25, 22, 14, 10, 7, 3,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
-
- 288, 288, 288, 288, 288, 288, 288, 288, 288, 288,
- 288, 288, 288, 288, 288, 288, 288, 288, 288
- } ;
-
-/* Table of booleans, true if rule could match eol. */
-static yyconst flex_int32_t yy_rule_can_match_eol[100] =
- { 0,
-0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0,
- };
-
-/* The intent behind this definition is that it'll catch
- * any uses of REJECT which flex missed.
- */
-#define REJECT reject_used_but_not_detected
-#define yymore() yymore_used_but_not_detected
-#define YY_MORE_ADJ 0
-#define YY_RESTORE_YY_MORE_OFFSET
-#line 1 "sksl.flex"
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-/*
-
- This file is IGNORED during the build process!
-
- As this file is updated so infrequently and flex is not universally present on build machines,
- the lex.sksl.c file must be manually regenerated if you make any changes to this file. Just run:
-
- flex sksl.flex
-
- You will have to manually add a copyright notice to the top of lex.sksl.c.
-
-*/
-#define YY_NO_UNISTD_H 1
-#line 663 "lex.sksl.c"
-
-#define INITIAL 0
-
-#ifndef YY_NO_UNISTD_H
-/* Special case for "unistd.h", since it is non-ANSI. We include it way
- * down here because we want the user's section 1 to have been scanned first.
- * The user has a chance to override it with an option.
- */
-#include <unistd.h>
-#endif
-
-#ifndef YY_EXTRA_TYPE
-#define YY_EXTRA_TYPE void *
-#endif
-
-/* Holds the entire state of the reentrant scanner. */
-struct yyguts_t
- {
-
- /* User-defined. Not touched by flex. */
- YY_EXTRA_TYPE yyextra_r;
-
- /* The rest are the same as the globals declared in the non-reentrant scanner. */
- FILE *yyin_r, *yyout_r;
- size_t yy_buffer_stack_top; /**< index of top of stack. */
- size_t yy_buffer_stack_max; /**< capacity of stack. */
- YY_BUFFER_STATE * yy_buffer_stack; /**< Stack as an array. */
- char yy_hold_char;
- int yy_n_chars;
- int yyleng_r;
- char *yy_c_buf_p;
- int yy_init;
- int yy_start;
- int yy_did_buffer_switch_on_eof;
- int yy_start_stack_ptr;
- int yy_start_stack_depth;
- int *yy_start_stack;
- yy_state_type yy_last_accepting_state;
- char* yy_last_accepting_cpos;
-
- int yylineno_r;
- int yy_flex_debug_r;
-
- char *yytext_r;
- int yy_more_flag;
- int yy_more_len;
-
- }; /* end struct yyguts_t */
-
-static int yy_init_globals (yyscan_t yyscanner );
-
-int sksllex_init (yyscan_t* scanner);
-
-int sksllex_init_extra (YY_EXTRA_TYPE user_defined,yyscan_t* scanner);
-
-/* Accessor methods to globals.
- These are made visible to non-reentrant scanners for convenience. */
-
-int sksllex_destroy (yyscan_t yyscanner );
-
-int skslget_debug (yyscan_t yyscanner );
-
-void skslset_debug (int debug_flag ,yyscan_t yyscanner );
-
-YY_EXTRA_TYPE skslget_extra (yyscan_t yyscanner );
-
-void skslset_extra (YY_EXTRA_TYPE user_defined ,yyscan_t yyscanner );
-
-FILE *skslget_in (yyscan_t yyscanner );
-
-void skslset_in (FILE * _in_str ,yyscan_t yyscanner );
-
-FILE *skslget_out (yyscan_t yyscanner );
-
-void skslset_out (FILE * _out_str ,yyscan_t yyscanner );
-
- int skslget_leng (yyscan_t yyscanner );
-
-char *skslget_text (yyscan_t yyscanner );
-
-int skslget_lineno (yyscan_t yyscanner );
-
-void skslset_lineno (int _line_number ,yyscan_t yyscanner );
-
-int skslget_column (yyscan_t yyscanner );
-
-void skslset_column (int _column_no ,yyscan_t yyscanner );
-
-/* Macros after this point can all be overridden by user definitions in
- * section 1.
- */
-
-#ifndef YY_SKIP_YYWRAP
-#ifdef __cplusplus
-extern "C" int skslwrap (yyscan_t yyscanner );
-#else
-extern int skslwrap (yyscan_t yyscanner );
-#endif
-#endif
-
-#ifndef YY_NO_UNPUT
-
- static void yyunput (int c,char *buf_ptr ,yyscan_t yyscanner);
-
-#endif
-
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char *,yyconst char *,int ,yyscan_t yyscanner);
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * ,yyscan_t yyscanner);
-#endif
-
-#ifndef YY_NO_INPUT
-
-#ifdef __cplusplus
-static int yyinput (yyscan_t yyscanner );
-#else
-static int input (yyscan_t yyscanner );
-#endif
-
-#endif
-
-/* Amount of stuff to slurp up with each read. */
-#ifndef YY_READ_BUF_SIZE
-#ifdef __ia64__
-/* On IA-64, the buffer size is 16k, not 8k */
-#define YY_READ_BUF_SIZE 16384
-#else
-#define YY_READ_BUF_SIZE 8192
-#endif /* __ia64__ */
-#endif
-
-/* Copy whatever the last rule matched to the standard output. */
-#ifndef ECHO
-/* This used to be an fputs(), but since the string might contain NUL's,
- * we now use fwrite().
- */
-#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
-#endif
-
-/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
- * is returned in "result".
- */
-#ifndef YY_INPUT
-#define YY_INPUT(buf,result,max_size) \
- if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
- { \
- int c = '*'; \
- size_t n; \
- for ( n = 0; n < max_size && \
- (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
- buf[n] = (char) c; \
- if ( c == '\n' ) \
- buf[n++] = (char) c; \
- if ( c == EOF && ferror( yyin ) ) \
- YY_FATAL_ERROR( "input in flex scanner failed" ); \
- result = n; \
- } \
- else \
- { \
- errno=0; \
- while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
- { \
- if( errno != EINTR) \
- { \
- YY_FATAL_ERROR( "input in flex scanner failed" ); \
- break; \
- } \
- errno=0; \
- clearerr(yyin); \
- } \
- }\
-\
-
-#endif
-
-/* No semi-colon after return; correct usage is to write "yyterminate();" -
- * we don't want an extra ';' after the "return" because that will cause
- * some compilers to complain about unreachable statements.
- */
-#ifndef yyterminate
-#define yyterminate() return YY_NULL
-#endif
-
-/* Number of entries by which start-condition stack grows. */
-#ifndef YY_START_STACK_INCR
-#define YY_START_STACK_INCR 25
-#endif
-
-/* Report a fatal error. */
-#ifndef YY_FATAL_ERROR
-#define YY_FATAL_ERROR(msg) yy_fatal_error( msg , yyscanner)
-#endif
-
-/* end tables serialization structures and prototypes */
-
-/* Default declaration of generated scanner - a define so the user can
- * easily add parameters.
- */
-#ifndef YY_DECL
-#define YY_DECL_IS_OURS 1
-
-extern int sksllex (yyscan_t yyscanner);
-
-#define YY_DECL int sksllex (yyscan_t yyscanner)
-#endif /* !YY_DECL */
-
-/* Code executed at the beginning of each rule, after yytext and yyleng
- * have been set up.
- */
-#ifndef YY_USER_ACTION
-#define YY_USER_ACTION
-#endif
-
-/* Code executed at the end of each rule. */
-#ifndef YY_BREAK
-#define YY_BREAK /*LINTED*/break;
-#endif
-
-#define YY_RULE_SETUP \
- YY_USER_ACTION
-
-/** The main scanner function which does all the work.
- */
-YY_DECL
-{
- yy_state_type yy_current_state;
- char *yy_cp, *yy_bp;
- int yy_act;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( !yyg->yy_init )
- {
- yyg->yy_init = 1;
-
-#ifdef YY_USER_INIT
- YY_USER_INIT;
-#endif
-
- if ( ! yyg->yy_start )
- yyg->yy_start = 1; /* first start state */
-
- if ( ! yyin )
- yyin = stdin;
-
- if ( ! yyout )
- yyout = stdout;
-
- if ( ! YY_CURRENT_BUFFER ) {
- skslensure_buffer_stack (yyscanner);
- YY_CURRENT_BUFFER_LVALUE =
- sksl_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
- }
-
- sksl_load_buffer_state(yyscanner );
- }
-
- {
-#line 30 "sksl.flex"
-
-
-#line 927 "lex.sksl.c"
-
- while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */
- {
- yy_cp = yyg->yy_c_buf_p;
-
- /* Support of yytext. */
- *yy_cp = yyg->yy_hold_char;
-
- /* yy_bp points to the position in yy_ch_buf of the start of
- * the current run.
- */
- yy_bp = yy_cp;
-
- yy_current_state = yyg->yy_start;
-yy_match:
- do
- {
- YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ;
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 289 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- ++yy_cp;
- }
- while ( yy_current_state != 288 );
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
-
-yy_find_action:
- yy_act = yy_accept[yy_current_state];
-
- YY_DO_BEFORE_ACTION;
-
- if ( yy_act != YY_END_OF_BUFFER && yy_rule_can_match_eol[yy_act] )
- {
- yy_size_t yyl;
- for ( yyl = 0; yyl < yyleng; ++yyl )
- if ( yytext[yyl] == '\n' )
-
- do{ yylineno++;
- yycolumn=0;
- }while(0)
-;
- }
-
-do_action: /* This label is used only to access EOF actions. */
-
- switch ( yy_act )
- { /* beginning of action switch */
- case 0: /* must back up */
- /* undo the effects of YY_DO_BEFORE_ACTION */
- *yy_cp = yyg->yy_hold_char;
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
- goto yy_find_action;
-
-case 1:
-YY_RULE_SETUP
-#line 32 "sksl.flex"
-{ return SkSL::Token::FLOAT_LITERAL; }
- YY_BREAK
-case 2:
-YY_RULE_SETUP
-#line 34 "sksl.flex"
-{ return SkSL::Token::FLOAT_LITERAL; }
- YY_BREAK
-case 3:
-YY_RULE_SETUP
-#line 36 "sksl.flex"
-{ return SkSL::Token::FLOAT_LITERAL; }
- YY_BREAK
-case 4:
-YY_RULE_SETUP
-#line 38 "sksl.flex"
-{ return SkSL::Token::INT_LITERAL; }
- YY_BREAK
-case 5:
-YY_RULE_SETUP
-#line 40 "sksl.flex"
-{ return SkSL::Token::INT_LITERAL; }
- YY_BREAK
-case 6:
-YY_RULE_SETUP
-#line 42 "sksl.flex"
-{ return SkSL::Token::TRUE_LITERAL; }
- YY_BREAK
-case 7:
-YY_RULE_SETUP
-#line 44 "sksl.flex"
-{ return SkSL::Token::FALSE_LITERAL; }
- YY_BREAK
-case 8:
-YY_RULE_SETUP
-#line 46 "sksl.flex"
-{ return SkSL::Token::IF; }
- YY_BREAK
-case 9:
-YY_RULE_SETUP
-#line 48 "sksl.flex"
-{ return SkSL::Token::STATIC_IF; }
- YY_BREAK
-case 10:
-YY_RULE_SETUP
-#line 50 "sksl.flex"
-{ return SkSL::Token::ELSE; }
- YY_BREAK
-case 11:
-YY_RULE_SETUP
-#line 52 "sksl.flex"
-{ return SkSL::Token::FOR; }
- YY_BREAK
-case 12:
-YY_RULE_SETUP
-#line 54 "sksl.flex"
-{ return SkSL::Token::WHILE; }
- YY_BREAK
-case 13:
-YY_RULE_SETUP
-#line 56 "sksl.flex"
-{ return SkSL::Token::DO; }
- YY_BREAK
-case 14:
-YY_RULE_SETUP
-#line 58 "sksl.flex"
-{ return SkSL::Token::SWITCH; }
- YY_BREAK
-case 15:
-YY_RULE_SETUP
-#line 60 "sksl.flex"
-{ return SkSL::Token::STATIC_SWITCH; }
- YY_BREAK
-case 16:
-YY_RULE_SETUP
-#line 62 "sksl.flex"
-{ return SkSL::Token::CASE; }
- YY_BREAK
-case 17:
-YY_RULE_SETUP
-#line 64 "sksl.flex"
-{ return SkSL::Token::DEFAULT; }
- YY_BREAK
-case 18:
-YY_RULE_SETUP
-#line 66 "sksl.flex"
-{ return SkSL::Token::BREAK; }
- YY_BREAK
-case 19:
-YY_RULE_SETUP
-#line 68 "sksl.flex"
-{ return SkSL::Token::CONTINUE; }
- YY_BREAK
-case 20:
-YY_RULE_SETUP
-#line 70 "sksl.flex"
-{ return SkSL::Token::DISCARD; }
- YY_BREAK
-case 21:
-YY_RULE_SETUP
-#line 72 "sksl.flex"
-{ return SkSL::Token::RETURN; }
- YY_BREAK
-case 22:
-YY_RULE_SETUP
-#line 74 "sksl.flex"
-{ return SkSL::Token::IN; }
- YY_BREAK
-case 23:
-YY_RULE_SETUP
-#line 76 "sksl.flex"
-{ return SkSL::Token::OUT; }
- YY_BREAK
-case 24:
-YY_RULE_SETUP
-#line 78 "sksl.flex"
-{ return SkSL::Token::INOUT; }
- YY_BREAK
-case 25:
-YY_RULE_SETUP
-#line 80 "sksl.flex"
-{ return SkSL::Token::UNIFORM; }
- YY_BREAK
-case 26:
-YY_RULE_SETUP
-#line 82 "sksl.flex"
-{ return SkSL::Token::CONST; }
- YY_BREAK
-case 27:
-YY_RULE_SETUP
-#line 84 "sksl.flex"
-{ return SkSL::Token::LOWP; }
- YY_BREAK
-case 28:
-YY_RULE_SETUP
-#line 86 "sksl.flex"
-{ return SkSL::Token::MEDIUMP; }
- YY_BREAK
-case 29:
-YY_RULE_SETUP
-#line 88 "sksl.flex"
-{ return SkSL::Token::HIGHP; }
- YY_BREAK
-case 30:
-YY_RULE_SETUP
-#line 90 "sksl.flex"
-{ return SkSL::Token::FLAT; }
- YY_BREAK
-case 31:
-YY_RULE_SETUP
-#line 92 "sksl.flex"
-{ return SkSL::Token::NOPERSPECTIVE; }
- YY_BREAK
-case 32:
-YY_RULE_SETUP
-#line 94 "sksl.flex"
-{ return SkSL::Token::READONLY; }
- YY_BREAK
-case 33:
-YY_RULE_SETUP
-#line 96 "sksl.flex"
-{ return SkSL::Token::WRITEONLY; }
- YY_BREAK
-case 34:
-YY_RULE_SETUP
-#line 98 "sksl.flex"
-{ return SkSL::Token::COHERENT; }
- YY_BREAK
-case 35:
-YY_RULE_SETUP
-#line 100 "sksl.flex"
-{ return SkSL::Token::VOLATILE; }
- YY_BREAK
-case 36:
-YY_RULE_SETUP
-#line 102 "sksl.flex"
-{ return SkSL::Token::RESTRICT; }
- YY_BREAK
-case 37:
-YY_RULE_SETUP
-#line 104 "sksl.flex"
-{ return SkSL::Token::BUFFER; }
- YY_BREAK
-case 38:
-YY_RULE_SETUP
-#line 106 "sksl.flex"
-{ return SkSL::Token::HASSIDEEFFECTS; }
- YY_BREAK
-case 39:
-YY_RULE_SETUP
-#line 108 "sksl.flex"
-{ return SkSL::Token::STRUCT; }
- YY_BREAK
-case 40:
-YY_RULE_SETUP
-#line 110 "sksl.flex"
-{ return SkSL::Token::LAYOUT; }
- YY_BREAK
-case 41:
-YY_RULE_SETUP
-#line 112 "sksl.flex"
-{ return SkSL::Token::PRECISION; }
- YY_BREAK
-case 42:
-YY_RULE_SETUP
-#line 114 "sksl.flex"
-{ return SkSL::Token::IDENTIFIER; }
- YY_BREAK
-case 43:
-YY_RULE_SETUP
-#line 116 "sksl.flex"
-{ return SkSL::Token::DIRECTIVE; }
- YY_BREAK
-case 44:
-YY_RULE_SETUP
-#line 118 "sksl.flex"
-{ return SkSL::Token::SECTION; }
- YY_BREAK
-case 45:
-YY_RULE_SETUP
-#line 120 "sksl.flex"
-{ return SkSL::Token::LPAREN; }
- YY_BREAK
-case 46:
-YY_RULE_SETUP
-#line 122 "sksl.flex"
-{ return SkSL::Token::RPAREN; }
- YY_BREAK
-case 47:
-YY_RULE_SETUP
-#line 124 "sksl.flex"
-{ return SkSL::Token::LBRACE; }
- YY_BREAK
-case 48:
-YY_RULE_SETUP
-#line 126 "sksl.flex"
-{ return SkSL::Token::RBRACE; }
- YY_BREAK
-case 49:
-YY_RULE_SETUP
-#line 128 "sksl.flex"
-{ return SkSL::Token::LBRACKET; }
- YY_BREAK
-case 50:
-YY_RULE_SETUP
-#line 130 "sksl.flex"
-{ return SkSL::Token::RBRACKET; }
- YY_BREAK
-case 51:
-YY_RULE_SETUP
-#line 132 "sksl.flex"
-{ return SkSL::Token::DOT; }
- YY_BREAK
-case 52:
-YY_RULE_SETUP
-#line 134 "sksl.flex"
-{ return SkSL::Token::COMMA; }
- YY_BREAK
-case 53:
-YY_RULE_SETUP
-#line 136 "sksl.flex"
-{ return SkSL::Token::PLUSPLUS; }
- YY_BREAK
-case 54:
-YY_RULE_SETUP
-#line 138 "sksl.flex"
-{ return SkSL::Token::MINUSMINUS; }
- YY_BREAK
-case 55:
-YY_RULE_SETUP
-#line 140 "sksl.flex"
-{ return SkSL::Token::PLUS; }
- YY_BREAK
-case 56:
-YY_RULE_SETUP
-#line 142 "sksl.flex"
-{ return SkSL::Token::MINUS; }
- YY_BREAK
-case 57:
-YY_RULE_SETUP
-#line 144 "sksl.flex"
-{ return SkSL::Token::STAR; }
- YY_BREAK
-case 58:
-YY_RULE_SETUP
-#line 146 "sksl.flex"
-{ return SkSL::Token::SLASH; }
- YY_BREAK
-case 59:
-YY_RULE_SETUP
-#line 148 "sksl.flex"
-{ return SkSL::Token::PERCENT; }
- YY_BREAK
-case 60:
-YY_RULE_SETUP
-#line 150 "sksl.flex"
-{ return SkSL::Token::SHL; }
- YY_BREAK
-case 61:
-YY_RULE_SETUP
-#line 152 "sksl.flex"
-{ return SkSL::Token::SHR; }
- YY_BREAK
-case 62:
-YY_RULE_SETUP
-#line 154 "sksl.flex"
-{ return SkSL::Token::BITWISEOR; }
- YY_BREAK
-case 63:
-YY_RULE_SETUP
-#line 156 "sksl.flex"
-{ return SkSL::Token::BITWISEXOR; }
- YY_BREAK
-case 64:
-YY_RULE_SETUP
-#line 158 "sksl.flex"
-{ return SkSL::Token::BITWISEAND; }
- YY_BREAK
-case 65:
-YY_RULE_SETUP
-#line 160 "sksl.flex"
-{ return SkSL::Token::BITWISENOT; }
- YY_BREAK
-case 66:
-YY_RULE_SETUP
-#line 162 "sksl.flex"
-{ return SkSL::Token::LOGICALOR; }
- YY_BREAK
-case 67:
-YY_RULE_SETUP
-#line 164 "sksl.flex"
-{ return SkSL::Token::LOGICALXOR; }
- YY_BREAK
-case 68:
-YY_RULE_SETUP
-#line 166 "sksl.flex"
-{ return SkSL::Token::LOGICALAND; }
- YY_BREAK
-case 69:
-YY_RULE_SETUP
-#line 168 "sksl.flex"
-{ return SkSL::Token::LOGICALNOT; }
- YY_BREAK
-case 70:
-YY_RULE_SETUP
-#line 170 "sksl.flex"
-{ return SkSL::Token::QUESTION; }
- YY_BREAK
-case 71:
-YY_RULE_SETUP
-#line 172 "sksl.flex"
-{ return SkSL::Token::COLON; }
- YY_BREAK
-case 72:
-YY_RULE_SETUP
-#line 174 "sksl.flex"
-{ return SkSL::Token::EQ; }
- YY_BREAK
-case 73:
-YY_RULE_SETUP
-#line 176 "sksl.flex"
-{ return SkSL::Token::EQEQ; }
- YY_BREAK
-case 74:
-YY_RULE_SETUP
-#line 178 "sksl.flex"
-{ return SkSL::Token::NEQ; }
- YY_BREAK
-case 75:
-YY_RULE_SETUP
-#line 180 "sksl.flex"
-{ return SkSL::Token::GT; }
- YY_BREAK
-case 76:
-YY_RULE_SETUP
-#line 182 "sksl.flex"
-{ return SkSL::Token::LT; }
- YY_BREAK
-case 77:
-YY_RULE_SETUP
-#line 184 "sksl.flex"
-{ return SkSL::Token::GTEQ; }
- YY_BREAK
-case 78:
-YY_RULE_SETUP
-#line 186 "sksl.flex"
-{ return SkSL::Token::LTEQ; }
- YY_BREAK
-case 79:
-YY_RULE_SETUP
-#line 188 "sksl.flex"
-{ return SkSL::Token::PLUSEQ; }
- YY_BREAK
-case 80:
-YY_RULE_SETUP
-#line 190 "sksl.flex"
-{ return SkSL::Token::MINUSEQ; }
- YY_BREAK
-case 81:
-YY_RULE_SETUP
-#line 192 "sksl.flex"
-{ return SkSL::Token::STAREQ; }
- YY_BREAK
-case 82:
-YY_RULE_SETUP
-#line 194 "sksl.flex"
-{ return SkSL::Token::SLASHEQ; }
- YY_BREAK
-case 83:
-YY_RULE_SETUP
-#line 196 "sksl.flex"
-{ return SkSL::Token::PERCENTEQ; }
- YY_BREAK
-case 84:
-YY_RULE_SETUP
-#line 198 "sksl.flex"
-{ return SkSL::Token::SHLEQ; }
- YY_BREAK
-case 85:
-YY_RULE_SETUP
-#line 200 "sksl.flex"
-{ return SkSL::Token::SHREQ; }
- YY_BREAK
-case 86:
-YY_RULE_SETUP
-#line 202 "sksl.flex"
-{ return SkSL::Token::BITWISEOREQ; }
- YY_BREAK
-case 87:
-YY_RULE_SETUP
-#line 204 "sksl.flex"
-{ return SkSL::Token::BITWISEXOREQ; }
- YY_BREAK
-case 88:
-YY_RULE_SETUP
-#line 206 "sksl.flex"
-{ return SkSL::Token::BITWISEANDEQ; }
- YY_BREAK
-case 89:
-YY_RULE_SETUP
-#line 208 "sksl.flex"
-{ return SkSL::Token::LOGICALOREQ; }
- YY_BREAK
-case 90:
-YY_RULE_SETUP
-#line 210 "sksl.flex"
-{ return SkSL::Token::LOGICALXOREQ; }
- YY_BREAK
-case 91:
-YY_RULE_SETUP
-#line 212 "sksl.flex"
-{ return SkSL::Token::LOGICALANDEQ; }
- YY_BREAK
-case 92:
-YY_RULE_SETUP
-#line 214 "sksl.flex"
-{ return SkSL::Token::SEMICOLON; }
- YY_BREAK
-case 93:
-YY_RULE_SETUP
-#line 216 "sksl.flex"
-{ return SkSL::Token::ARROW; }
- YY_BREAK
-case 94:
-YY_RULE_SETUP
-#line 218 "sksl.flex"
-{ return SkSL::Token::COLONCOLON; }
- YY_BREAK
-case 95:
-/* rule 95 can match eol */
-YY_RULE_SETUP
-#line 220 "sksl.flex"
-{ return SkSL::Token::WHITESPACE; }
- YY_BREAK
-case 96:
-YY_RULE_SETUP
-#line 222 "sksl.flex"
-/* line comment */
- YY_BREAK
-case 97:
-/* rule 97 can match eol */
-YY_RULE_SETUP
-#line 224 "sksl.flex"
-/* block comment */
- YY_BREAK
-case 98:
-YY_RULE_SETUP
-#line 226 "sksl.flex"
-{ return SkSL::Token::INVALID_TOKEN; }
- YY_BREAK
-case 99:
-YY_RULE_SETUP
-#line 228 "sksl.flex"
-ECHO;
- YY_BREAK
-#line 1489 "lex.sksl.c"
-case YY_STATE_EOF(INITIAL):
- yyterminate();
-
- case YY_END_OF_BUFFER:
- {
- /* Amount of text matched not including the EOB char. */
- int yy_amount_of_matched_text = (int) (yy_cp - yyg->yytext_ptr) - 1;
-
- /* Undo the effects of YY_DO_BEFORE_ACTION. */
- *yy_cp = yyg->yy_hold_char;
- YY_RESTORE_YY_MORE_OFFSET
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
- {
- /* We're scanning a new file or input source. It's
- * possible that this happened because the user
- * just pointed yyin at a new source and called
- * sksllex(). If so, then we have to assure
- * consistency between YY_CURRENT_BUFFER and our
- * globals. Here is the right place to do so, because
- * this is the first action (other than possibly a
- * back-up) that will match for the new input source.
- */
- yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
- YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
- YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
- }
-
- /* Note that here we test for yy_c_buf_p "<=" to the position
- * of the first EOB in the buffer, since yy_c_buf_p will
- * already have been incremented past the NUL character
- * (since all states make transitions on EOB to the
- * end-of-buffer state). Contrast this with the test
- * in input().
- */
- if ( yyg->yy_c_buf_p <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
- { /* This was really a NUL. */
- yy_state_type yy_next_state;
-
- yyg->yy_c_buf_p = yyg->yytext_ptr + yy_amount_of_matched_text;
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- /* Okay, we're now positioned to make the NUL
- * transition. We couldn't have
- * yy_get_previous_state() go ahead and do it
- * for us because it doesn't know how to deal
- * with the possibility of jamming (and we don't
- * want to build jamming into it because then it
- * will run more slowly).
- */
-
- yy_next_state = yy_try_NUL_trans( yy_current_state , yyscanner);
-
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
-
- if ( yy_next_state )
- {
- /* Consume the NUL. */
- yy_cp = ++yyg->yy_c_buf_p;
- yy_current_state = yy_next_state;
- goto yy_match;
- }
-
- else
- {
- yy_cp = yyg->yy_last_accepting_cpos;
- yy_current_state = yyg->yy_last_accepting_state;
- goto yy_find_action;
- }
- }
-
- else switch ( yy_get_next_buffer( yyscanner ) )
- {
- case EOB_ACT_END_OF_FILE:
- {
- yyg->yy_did_buffer_switch_on_eof = 0;
-
- if ( skslwrap(yyscanner ) )
- {
- /* Note: because we've taken care in
- * yy_get_next_buffer() to have set up
- * yytext, we can now set up
- * yy_c_buf_p so that if some total
- * hoser (like flex itself) wants to
- * call the scanner after we return the
- * YY_NULL, it'll still work - another
- * YY_NULL will get returned.
- */
- yyg->yy_c_buf_p = yyg->yytext_ptr + YY_MORE_ADJ;
-
- yy_act = YY_STATE_EOF(YY_START);
- goto do_action;
- }
-
- else
- {
- if ( ! yyg->yy_did_buffer_switch_on_eof )
- YY_NEW_FILE;
- }
- break;
- }
-
- case EOB_ACT_CONTINUE_SCAN:
- yyg->yy_c_buf_p =
- yyg->yytext_ptr + yy_amount_of_matched_text;
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- yy_cp = yyg->yy_c_buf_p;
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
- goto yy_match;
-
- case EOB_ACT_LAST_MATCH:
- yyg->yy_c_buf_p =
- &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars];
-
- yy_current_state = yy_get_previous_state( yyscanner );
-
- yy_cp = yyg->yy_c_buf_p;
- yy_bp = yyg->yytext_ptr + YY_MORE_ADJ;
- goto yy_find_action;
- }
- break;
- }
-
- default:
- YY_FATAL_ERROR(
- "fatal flex scanner internal error--no action found" );
- } /* end of action switch */
- } /* end of scanning one token */
- } /* end of user's declarations */
-} /* end of sksllex */
-
-/* yy_get_next_buffer - try to read in a new buffer
- *
- * Returns a code representing an action:
- * EOB_ACT_LAST_MATCH -
- * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
- * EOB_ACT_END_OF_FILE - end of file
- */
-static int yy_get_next_buffer (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
- char *source = yyg->yytext_ptr;
- yy_size_t number_to_move, i;
- int ret_val;
-
- if ( yyg->yy_c_buf_p > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] )
- YY_FATAL_ERROR(
- "fatal flex scanner internal error--end of buffer missed" );
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
- { /* Don't try to fill the buffer, so this is an EOF. */
- if ( yyg->yy_c_buf_p - yyg->yytext_ptr - YY_MORE_ADJ == 1 )
- {
- /* We matched a single character, the EOB, so
- * treat this as a final EOF.
- */
- return EOB_ACT_END_OF_FILE;
- }
-
- else
- {
- /* We matched some text prior to the EOB, first
- * process it.
- */
- return EOB_ACT_LAST_MATCH;
- }
- }
-
- /* Try to read more data. */
-
- /* First move last chars to start of buffer. */
- number_to_move = (yy_size_t) (yyg->yy_c_buf_p - yyg->yytext_ptr) - 1;
-
- for ( i = 0; i < number_to_move; ++i )
- *(dest++) = *(source++);
-
- if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
- /* don't do the read, it's not guaranteed to return an EOF,
- * just force an EOF
- */
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars = 0;
-
- else
- {
- int num_to_read =
- YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
-
- while ( num_to_read <= 0 )
- { /* Not enough room in the buffer - grow it. */
-
- /* just a shorter name for the current buffer */
- YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
-
- int yy_c_buf_p_offset =
- (int) (yyg->yy_c_buf_p - b->yy_ch_buf);
-
- if ( b->yy_is_our_buffer )
- {
- int new_size = b->yy_buf_size * 2;
-
- if ( new_size <= 0 )
- b->yy_buf_size += b->yy_buf_size / 8;
- else
- b->yy_buf_size *= 2;
-
- b->yy_ch_buf = (char *)
- /* Include room in for 2 EOB chars. */
- skslrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ,yyscanner );
- }
- else
- /* Can't grow it, we don't own it. */
- b->yy_ch_buf = NULL;
-
- if ( ! b->yy_ch_buf )
- YY_FATAL_ERROR(
- "fatal error - scanner input buffer overflow" );
-
- yyg->yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
-
- num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
- number_to_move - 1;
-
- }
-
- if ( num_to_read > YY_READ_BUF_SIZE )
- num_to_read = YY_READ_BUF_SIZE;
-
- /* Read in more data. */
- YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
- yyg->yy_n_chars, num_to_read );
-
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- if ( yyg->yy_n_chars == 0 )
- {
- if ( number_to_move == YY_MORE_ADJ )
- {
- ret_val = EOB_ACT_END_OF_FILE;
- skslrestart(yyin ,yyscanner);
- }
-
- else
- {
- ret_val = EOB_ACT_LAST_MATCH;
- YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
- YY_BUFFER_EOF_PENDING;
- }
- }
-
- else
- ret_val = EOB_ACT_CONTINUE_SCAN;
-
- if ((int) (yyg->yy_n_chars + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
- /* Extend the array by 50%, plus the number we really need. */
- int new_size = yyg->yy_n_chars + number_to_move + (yyg->yy_n_chars >> 1);
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) skslrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ,yyscanner );
- if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
- YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
- }
-
- yyg->yy_n_chars += number_to_move;
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] = YY_END_OF_BUFFER_CHAR;
- YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
-
- yyg->yytext_ptr = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
-
- return ret_val;
-}
-
-/* yy_get_previous_state - get the state just before the EOB char was reached */
-
- static yy_state_type yy_get_previous_state (yyscan_t yyscanner)
-{
- yy_state_type yy_current_state;
- char *yy_cp;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- yy_current_state = yyg->yy_start;
-
- for ( yy_cp = yyg->yytext_ptr + YY_MORE_ADJ; yy_cp < yyg->yy_c_buf_p; ++yy_cp )
- {
- YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 289 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- }
-
- return yy_current_state;
-}
-
-/* yy_try_NUL_trans - try to make a transition on the NUL character
- *
- * synopsis
- * next_state = yy_try_NUL_trans( current_state );
- */
- static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state , yyscan_t yyscanner)
-{
- int yy_is_jam;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner; /* This var may be unused depending upon options. */
- char *yy_cp = yyg->yy_c_buf_p;
-
- YY_CHAR yy_c = 1;
- if ( yy_accept[yy_current_state] )
- {
- yyg->yy_last_accepting_state = yy_current_state;
- yyg->yy_last_accepting_cpos = yy_cp;
- }
- while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
- {
- yy_current_state = (int) yy_def[yy_current_state];
- if ( yy_current_state >= 289 )
- yy_c = yy_meta[(unsigned int) yy_c];
- }
- yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c];
- yy_is_jam = (yy_current_state == 288);
-
- (void)yyg;
- return yy_is_jam ? 0 : yy_current_state;
-}
-
-#ifndef YY_NO_UNPUT
-
- static void yyunput (int c, char * yy_bp , yyscan_t yyscanner)
-{
- char *yy_cp;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- yy_cp = yyg->yy_c_buf_p;
-
- /* undo effects of setting up yytext */
- *yy_cp = yyg->yy_hold_char;
-
- if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
- { /* need to shift things up to make room */
- /* +2 for EOB chars. */
- int number_to_move = yyg->yy_n_chars + 2;
- char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
- YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
- char *source =
- &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
-
- while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
- *--dest = *--source;
-
- yy_cp += (int) (dest - source);
- yy_bp += (int) (dest - source);
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
- yyg->yy_n_chars = (int) YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
-
- if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
- YY_FATAL_ERROR( "flex scanner push-back overflow" );
- }
-
- *--yy_cp = (char) c;
-
- if ( c == '\n' ){
- --yylineno;
- }
-
- yyg->yytext_ptr = yy_bp;
- yyg->yy_hold_char = *yy_cp;
- yyg->yy_c_buf_p = yy_cp;
-}
-
-#endif
-
-#ifndef YY_NO_INPUT
-#ifdef __cplusplus
- static int yyinput (yyscan_t yyscanner)
-#else
- static int input (yyscan_t yyscanner)
-#endif
-
-{
- int c;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
-
- if ( *yyg->yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
- {
- /* yy_c_buf_p now points to the character we want to return.
- * If this occurs *before* the EOB characters, then it's a
- * valid NUL; if not, then we've hit the end of the buffer.
- */
- if ( yyg->yy_c_buf_p < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[yyg->yy_n_chars] )
- /* This was really a NUL. */
- *yyg->yy_c_buf_p = '\0';
-
- else
- { /* need more input */
- int offset = yyg->yy_c_buf_p - yyg->yytext_ptr;
- ++yyg->yy_c_buf_p;
-
- switch ( yy_get_next_buffer( yyscanner ) )
- {
- case EOB_ACT_LAST_MATCH:
- /* This happens because yy_g_n_b()
- * sees that we've accumulated a
- * token and flags that we need to
- * try matching the token before
- * proceeding. But for input(),
- * there's no matching to consider.
- * So convert the EOB_ACT_LAST_MATCH
- * to EOB_ACT_END_OF_FILE.
- */
-
- /* Reset buffer status. */
- skslrestart(yyin ,yyscanner);
-
- /*FALLTHROUGH*/
-
- case EOB_ACT_END_OF_FILE:
- {
- if ( skslwrap(yyscanner ) )
- return 0;
-
- if ( ! yyg->yy_did_buffer_switch_on_eof )
- YY_NEW_FILE;
-#ifdef __cplusplus
- return yyinput(yyscanner);
-#else
- return input(yyscanner);
-#endif
- }
-
- case EOB_ACT_CONTINUE_SCAN:
- yyg->yy_c_buf_p = yyg->yytext_ptr + offset;
- break;
- }
- }
- }
-
- c = *(unsigned char *) yyg->yy_c_buf_p; /* cast for 8-bit char's */
- *yyg->yy_c_buf_p = '\0'; /* preserve yytext */
- yyg->yy_hold_char = *++yyg->yy_c_buf_p;
-
- if ( c == '\n' )
-
- do{ yylineno++;
- yycolumn=0;
- }while(0)
-;
-
- return c;
-}
-#endif /* ifndef YY_NO_INPUT */
-
-/** Immediately switch to a different input stream.
- * @param input_file A readable stream.
- * @param yyscanner The scanner object.
- * @note This function does not reset the start condition to @c INITIAL .
- */
- void skslrestart (FILE * input_file , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( ! YY_CURRENT_BUFFER ){
- skslensure_buffer_stack (yyscanner);
- YY_CURRENT_BUFFER_LVALUE =
- sksl_create_buffer(yyin,YY_BUF_SIZE ,yyscanner);
- }
-
- sksl_init_buffer(YY_CURRENT_BUFFER,input_file ,yyscanner);
- sksl_load_buffer_state(yyscanner );
-}
-
-/** Switch to a different input buffer.
- * @param new_buffer The new input buffer.
- * @param yyscanner The scanner object.
- */
- void sksl_switch_to_buffer (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* TODO. We should be able to replace this entire function body
- * with
- * skslpop_buffer_state();
- * skslpush_buffer_state(new_buffer);
- */
- skslensure_buffer_stack (yyscanner);
- if ( YY_CURRENT_BUFFER == new_buffer )
- return;
-
- if ( YY_CURRENT_BUFFER )
- {
- /* Flush out information for old buffer. */
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
- YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- YY_CURRENT_BUFFER_LVALUE = new_buffer;
- sksl_load_buffer_state(yyscanner );
-
- /* We don't actually know whether we did this switch during
- * EOF (skslwrap()) processing, but the only time this flag
- * is looked at is after skslwrap() is called, so it's safe
- * to go ahead and always set it.
- */
- yyg->yy_did_buffer_switch_on_eof = 1;
-}
-
-static void sksl_load_buffer_state (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyg->yy_n_chars = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
- yyg->yytext_ptr = yyg->yy_c_buf_p = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
- yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
- yyg->yy_hold_char = *yyg->yy_c_buf_p;
-}
-
-/** Allocate and initialize an input buffer state.
- * @param file A readable stream.
- * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
- * @param yyscanner The scanner object.
- * @return the allocated buffer state.
- */
- YY_BUFFER_STATE sksl_create_buffer (FILE * file, int size , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
-
- b = (YY_BUFFER_STATE) skslalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
- if ( ! b )
- YY_FATAL_ERROR( "out of dynamic memory in sksl_create_buffer()" );
-
- b->yy_buf_size = (yy_size_t)size;
-
- /* yy_ch_buf has to be 2 characters longer than the size given because
- * we need to put in 2 end-of-buffer characters.
- */
- b->yy_ch_buf = (char *) skslalloc(b->yy_buf_size + 2 ,yyscanner );
- if ( ! b->yy_ch_buf )
- YY_FATAL_ERROR( "out of dynamic memory in sksl_create_buffer()" );
-
- b->yy_is_our_buffer = 1;
-
- sksl_init_buffer(b,file ,yyscanner);
-
- return b;
-}
-
-/** Destroy the buffer.
- * @param b a buffer created with sksl_create_buffer()
- * @param yyscanner The scanner object.
- */
- void sksl_delete_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if ( ! b )
- return;
-
- if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
- YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
-
- if ( b->yy_is_our_buffer )
- skslfree((void *) b->yy_ch_buf ,yyscanner );
-
- skslfree((void *) b ,yyscanner );
-}
-
-/* Initializes or reinitializes a buffer.
- * This function is sometimes called more than once on the same buffer,
- * such as during a skslrestart() or at EOF.
- */
- static void sksl_init_buffer (YY_BUFFER_STATE b, FILE * file , yyscan_t yyscanner)
-
-{
- int oerrno = errno;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- sksl_flush_buffer(b ,yyscanner);
-
- b->yy_input_file = file;
- b->yy_fill_buffer = 1;
-
- /* If b is the current buffer, then sksl_init_buffer was _probably_
- * called from skslrestart() or through yy_get_next_buffer.
- * In that case, we don't want to reset the lineno or column.
- */
- if (b != YY_CURRENT_BUFFER){
- b->yy_bs_lineno = 1;
- b->yy_bs_column = 0;
- }
-
- b->yy_is_interactive = 0;
-
- errno = oerrno;
-}
-
-/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
- * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
- * @param yyscanner The scanner object.
- */
- void sksl_flush_buffer (YY_BUFFER_STATE b , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if ( ! b )
- return;
-
- b->yy_n_chars = 0;
-
- /* We always need two end-of-buffer characters. The first causes
- * a transition to the end-of-buffer state. The second causes
- * a jam in that state.
- */
- b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
- b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
-
- b->yy_buf_pos = &b->yy_ch_buf[0];
-
- b->yy_at_bol = 1;
- b->yy_buffer_status = YY_BUFFER_NEW;
-
- if ( b == YY_CURRENT_BUFFER )
- sksl_load_buffer_state(yyscanner );
-}
-
-/** Pushes the new state onto the stack. The new state becomes
- * the current state. This function will allocate the stack
- * if necessary.
- * @param new_buffer The new state.
- * @param yyscanner The scanner object.
- */
-void skslpush_buffer_state (YY_BUFFER_STATE new_buffer , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if (new_buffer == NULL)
- return;
-
- skslensure_buffer_stack(yyscanner);
-
- /* This block is copied from sksl_switch_to_buffer. */
- if ( YY_CURRENT_BUFFER )
- {
- /* Flush out information for old buffer. */
- *yyg->yy_c_buf_p = yyg->yy_hold_char;
- YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
- YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
- }
-
- /* Only push if top exists. Otherwise, replace top. */
- if (YY_CURRENT_BUFFER)
- yyg->yy_buffer_stack_top++;
- YY_CURRENT_BUFFER_LVALUE = new_buffer;
-
- /* copied from sksl_switch_to_buffer. */
- sksl_load_buffer_state(yyscanner );
- yyg->yy_did_buffer_switch_on_eof = 1;
-}
-
-/** Removes and deletes the top of the stack, if present.
- * The next element becomes the new top.
- * @param yyscanner The scanner object.
- */
-void skslpop_buffer_state (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- if (!YY_CURRENT_BUFFER)
- return;
-
- sksl_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
- YY_CURRENT_BUFFER_LVALUE = NULL;
- if (yyg->yy_buffer_stack_top > 0)
- --yyg->yy_buffer_stack_top;
-
- if (YY_CURRENT_BUFFER) {
- sksl_load_buffer_state(yyscanner );
- yyg->yy_did_buffer_switch_on_eof = 1;
- }
-}
-
-/* Allocates the stack if it does not exist.
- * Guarantees space for at least one push.
- */
-static void skslensure_buffer_stack (yyscan_t yyscanner)
-{
- int num_to_alloc;
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (!yyg->yy_buffer_stack) {
-
- /* First allocation is just for 2 elements, since we don't know if this
- * scanner will even need a stack. We use 2 instead of 1 to avoid an
- * immediate realloc on the next call.
- */
- num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
- yyg->yy_buffer_stack = (struct yy_buffer_state**)skslalloc
- (num_to_alloc * sizeof(struct yy_buffer_state*)
- , yyscanner);
- if ( ! yyg->yy_buffer_stack )
- YY_FATAL_ERROR( "out of dynamic memory in skslensure_buffer_stack()" );
-
- memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
-
- yyg->yy_buffer_stack_max = num_to_alloc;
- yyg->yy_buffer_stack_top = 0;
- return;
- }
-
- if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
-
- /* Increase the buffer to prepare for a possible push. */
- yy_size_t grow_size = 8 /* arbitrary grow size */;
-
- num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
- yyg->yy_buffer_stack = (struct yy_buffer_state**)skslrealloc
- (yyg->yy_buffer_stack,
- num_to_alloc * sizeof(struct yy_buffer_state*)
- , yyscanner);
- if ( ! yyg->yy_buffer_stack )
- YY_FATAL_ERROR( "out of dynamic memory in skslensure_buffer_stack()" );
-
- /* zero only the new slots.*/
- memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
- yyg->yy_buffer_stack_max = num_to_alloc;
- }
-}
-
-/** Setup the input buffer state to scan directly from a user-specified character buffer.
- * @param base the character buffer
- * @param size the size in bytes of the character buffer
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- */
-YY_BUFFER_STATE sksl_scan_buffer (char * base, yy_size_t size , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
-
- if ( size < 2 ||
- base[size-2] != YY_END_OF_BUFFER_CHAR ||
- base[size-1] != YY_END_OF_BUFFER_CHAR )
- /* They forgot to leave room for the EOB's. */
- return NULL;
-
- b = (YY_BUFFER_STATE) skslalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
- if ( ! b )
- YY_FATAL_ERROR( "out of dynamic memory in sksl_scan_buffer()" );
-
- b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
- b->yy_buf_pos = b->yy_ch_buf = base;
- b->yy_is_our_buffer = 0;
- b->yy_input_file = NULL;
- b->yy_n_chars = b->yy_buf_size;
- b->yy_is_interactive = 0;
- b->yy_at_bol = 1;
- b->yy_fill_buffer = 0;
- b->yy_buffer_status = YY_BUFFER_NEW;
-
- sksl_switch_to_buffer(b ,yyscanner );
-
- return b;
-}
-
-/** Setup the input buffer state to scan a string. The next call to sksllex() will
- * scan from a @e copy of @a str.
- * @param yystr a NUL-terminated string to scan
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- * @note If you want to scan bytes that may contain NUL values, then use
- * sksl_scan_bytes() instead.
- */
-YY_BUFFER_STATE sksl_scan_string (yyconst char * yystr , yyscan_t yyscanner)
-{
-
- return sksl_scan_bytes(yystr,(int) strlen(yystr) ,yyscanner);
-}
-
-/** Setup the input buffer state to scan the given bytes. The next call to sksllex() will
- * scan from a @e copy of @a bytes.
- * @param yybytes the byte buffer to scan
- * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
- * @param yyscanner The scanner object.
- * @return the newly allocated buffer state object.
- */
-YY_BUFFER_STATE sksl_scan_bytes (yyconst char * yybytes, int _yybytes_len , yyscan_t yyscanner)
-{
- YY_BUFFER_STATE b;
- char *buf;
- yy_size_t n;
- yy_size_t i;
-
- /* Get memory for full buffer, including space for trailing EOB's. */
- n = (yy_size_t) _yybytes_len + 2;
- buf = (char *) skslalloc(n ,yyscanner );
- if ( ! buf )
- YY_FATAL_ERROR( "out of dynamic memory in sksl_scan_bytes()" );
-
- for ( i = 0; i < _yybytes_len; ++i )
- buf[i] = yybytes[i];
-
- buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
-
- b = sksl_scan_buffer(buf,n ,yyscanner);
- if ( ! b )
- YY_FATAL_ERROR( "bad buffer in sksl_scan_bytes()" );
-
- /* It's okay to grow etc. this buffer, and we should throw it
- * away when we're done.
- */
- b->yy_is_our_buffer = 1;
-
- return b;
-}
-
-#ifndef YY_EXIT_FAILURE
-#define YY_EXIT_FAILURE 2
-#endif
-
-static void yynoreturn yy_fatal_error (yyconst char* msg , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- (void) fprintf( stderr, "%s\n", msg );
- exit( YY_EXIT_FAILURE );
-}
-
-/* Redefine yyless() so it works in section 3 code. */
-
-#undef yyless
-#define yyless(n) \
- do \
- { \
- /* Undo effects of setting up yytext. */ \
- int yyless_macro_arg = (n); \
- YY_LESS_LINENO(yyless_macro_arg);\
- yytext[yyleng] = yyg->yy_hold_char; \
- yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
- yyg->yy_hold_char = *yyg->yy_c_buf_p; \
- *yyg->yy_c_buf_p = '\0'; \
- yyleng = yyless_macro_arg; \
- } \
- while ( 0 )
-
-/* Accessor methods (get/set functions) to struct members. */
-
-/** Get the user-defined data for this scanner.
- * @param yyscanner The scanner object.
- */
-YY_EXTRA_TYPE skslget_extra (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyextra;
-}
-
-/** Get the current line number.
- * @param yyscanner The scanner object.
- */
-int skslget_lineno (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (! YY_CURRENT_BUFFER)
- return 0;
-
- return yylineno;
-}
-
-/** Get the current column number.
- * @param yyscanner The scanner object.
- */
-int skslget_column (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- if (! YY_CURRENT_BUFFER)
- return 0;
-
- return yycolumn;
-}
-
-/** Get the input stream.
- * @param yyscanner The scanner object.
- */
-FILE *skslget_in (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyin;
-}
-
-/** Get the output stream.
- * @param yyscanner The scanner object.
- */
-FILE *skslget_out (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyout;
-}
-
-/** Get the length of the current token.
- * @param yyscanner The scanner object.
- */
-int skslget_leng (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yyleng;
-}
-
-/** Get the current token.
- * @param yyscanner The scanner object.
- */
-
-char *skslget_text (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yytext;
-}
-
-/** Set the user-defined data. This data is never touched by the scanner.
- * @param user_defined The data to be associated with this scanner.
- * @param yyscanner The scanner object.
- */
-void skslset_extra (YY_EXTRA_TYPE user_defined , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyextra = user_defined ;
-}
-
-/** Set the current line number.
- * @param _line_number line number
- * @param yyscanner The scanner object.
- */
-void skslset_lineno (int _line_number , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* lineno is only valid if an input buffer exists. */
- if (! YY_CURRENT_BUFFER )
- YY_FATAL_ERROR( "skslset_lineno called with no buffer" );
-
- yylineno = _line_number;
-}
-
-/** Set the current column.
- * @param _column_no column number
- * @param yyscanner The scanner object.
- */
-void skslset_column (int _column_no , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* column is only valid if an input buffer exists. */
- if (! YY_CURRENT_BUFFER )
- YY_FATAL_ERROR( "skslset_column called with no buffer" );
-
- yycolumn = _column_no;
-}
-
-/** Set the input stream. This does not discard the current
- * input buffer.
- * @param _in_str A readable stream.
- * @param yyscanner The scanner object.
- * @see sksl_switch_to_buffer
- */
-void skslset_in (FILE * _in_str , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyin = _in_str ;
-}
-
-void skslset_out (FILE * _out_str , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yyout = _out_str ;
-}
-
-int skslget_debug (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- return yy_flex_debug;
-}
-
-void skslset_debug (int _bdebug , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- yy_flex_debug = _bdebug ;
-}
-
-/* Accessor methods for yylval and yylloc */
-
-/* User-visible API */
-
-/* sksllex_init is special because it creates the scanner itself, so it is
- * the ONLY reentrant function that doesn't take the scanner as the last argument.
- * That's why we explicitly handle the declaration, instead of using our macros.
- */
-
-int sksllex_init(yyscan_t* ptr_yy_globals)
-
-{
- if (ptr_yy_globals == NULL){
- errno = EINVAL;
- return 1;
- }
-
- *ptr_yy_globals = (yyscan_t) skslalloc ( sizeof( struct yyguts_t ), NULL );
-
- if (*ptr_yy_globals == NULL){
- errno = ENOMEM;
- return 1;
- }
-
- /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
- memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
-
- return yy_init_globals ( *ptr_yy_globals );
-}
-
-/* sksllex_init_extra has the same functionality as sksllex_init, but follows the
- * convention of taking the scanner as the last argument. Note however, that
- * this is a *pointer* to a scanner, as it will be allocated by this call (and
- * is the reason, too, why this function also must handle its own declaration).
- * The user defined value in the first argument will be available to skslalloc in
- * the yyextra field.
- */
-
-int sksllex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals )
-
-{
- struct yyguts_t dummy_yyguts;
-
- skslset_extra (yy_user_defined, &dummy_yyguts);
-
- if (ptr_yy_globals == NULL){
- errno = EINVAL;
- return 1;
- }
-
- *ptr_yy_globals = (yyscan_t) skslalloc ( sizeof( struct yyguts_t ), &dummy_yyguts );
-
- if (*ptr_yy_globals == NULL){
- errno = ENOMEM;
- return 1;
- }
-
- /* By setting to 0xAA, we expose bugs in
- yy_init_globals. Leave at 0x00 for releases. */
- memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
-
- skslset_extra (yy_user_defined, *ptr_yy_globals);
-
- return yy_init_globals ( *ptr_yy_globals );
-}
-
-static int yy_init_globals (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- /* Initialization is the same as for the non-reentrant scanner.
- * This function is called from sksllex_destroy(), so don't allocate here.
- */
-
- yyg->yy_buffer_stack = NULL;
- yyg->yy_buffer_stack_top = 0;
- yyg->yy_buffer_stack_max = 0;
- yyg->yy_c_buf_p = NULL;
- yyg->yy_init = 0;
- yyg->yy_start = 0;
-
- yyg->yy_start_stack_ptr = 0;
- yyg->yy_start_stack_depth = 0;
- yyg->yy_start_stack = NULL;
-
-/* Defined in main.c */
-#ifdef YY_STDINIT
- yyin = stdin;
- yyout = stdout;
-#else
- yyin = NULL;
- yyout = NULL;
-#endif
-
- /* For future reference: Set errno on error, since we are called by
- * sksllex_init()
- */
- return 0;
-}
-
-/* sksllex_destroy is for both reentrant and non-reentrant scanners. */
-int sksllex_destroy (yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
-
- /* Pop the buffer stack, destroying each element. */
- while(YY_CURRENT_BUFFER){
- sksl_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
- YY_CURRENT_BUFFER_LVALUE = NULL;
- skslpop_buffer_state(yyscanner);
- }
-
- /* Destroy the stack itself. */
- skslfree(yyg->yy_buffer_stack ,yyscanner);
- yyg->yy_buffer_stack = NULL;
-
- /* Destroy the start condition stack. */
- skslfree(yyg->yy_start_stack ,yyscanner );
- yyg->yy_start_stack = NULL;
-
- /* Reset the globals. This is important in a non-reentrant scanner so the next time
- * sksllex() is called, initialization will occur. */
- yy_init_globals( yyscanner);
-
- /* Destroy the main struct (reentrant only). */
- skslfree ( yyscanner , yyscanner );
- yyscanner = NULL;
- return 0;
-}
-
-/*
- * Internal utility routines.
- */
-
-#ifndef yytext_ptr
-static void yy_flex_strncpy (char* s1, yyconst char * s2, int n , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
-
- int i;
- for ( i = 0; i < n; ++i )
- s1[i] = s2[i];
-}
-#endif
-
-#ifdef YY_NEED_STRLEN
-static int yy_flex_strlen (yyconst char * s , yyscan_t yyscanner)
-{
- int n;
- for ( n = 0; s[n]; ++n )
- ;
-
- return n;
-}
-#endif
-
-void *skslalloc (yy_size_t size , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- return malloc(size);
-}
-
-void *skslrealloc (void * ptr, yy_size_t size , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
-
- /* The cast to (char *) in the following accommodates both
- * implementations that use char* generic pointers, and those
- * that use void* generic pointers. It works with the latter
- * because both ANSI C and C++ allow castless assignment from
- * any pointer type to void*, and deal with argument conversions
- * as though doing an assignment.
- */
- return realloc(ptr, size);
-}
-
-void skslfree (void * ptr , yyscan_t yyscanner)
-{
- struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
- (void)yyg;
- free( (char *) ptr ); /* see skslrealloc() for (char *) cast */
-}
-
-#define YYTABLES_NAME "yytables"
-
-#line 228 "sksl.flex"
-
-
-
-int skslwrap(yyscan_t scanner) {
- return 1; // terminate
-}
-
diff --git a/src/sksl/lex/layout.lex b/src/sksl/lex/layout.lex
new file mode 100644
index 0000000..66d3088
--- /dev/null
+++ b/src/sksl/lex/layout.lex
@@ -0,0 +1,23 @@
+LOCATION = "location"
+OFFSET = "offset"
+BINDING = "binding"
+INDEX = "index"
+SET = "set"
+BUILTIN = "builtin"
+INPUT_ATTACHMENT_INDEX = "input_attachment_index"
+ORIGIN_UPPER_LEFT = "origin_upper_left"
+OVERRIDE_COVERAGE = "override_coverage"
+BLEND_SUPPORT_ALL_EQUATIONS = "blend_support_all_equations"
+PUSH_CONSTANT = "push_constant"
+POINTS = "points"
+LINES = "lines"
+LINE_STRIP = "line_strip"
+LINES_ADJACENCY = "lines_adjacency"
+TRIANGLES = "triangles"
+TRIANGLE_STRIP = "triangle_strip"
+TRIANGLES_ADJACENCY = "triangles_adjacency"
+MAX_VERTICES = "max_vertices"
+INVOCATIONS = "invocations"
+WHEN = "when"
+KEY = "key"
+INVALID = .
diff --git a/src/sksl/sksl.flex b/src/sksl/sksl.flex
deleted file mode 100644
index 275a4e6..0000000
--- a/src/sksl/sksl.flex
+++ /dev/null
@@ -1,232 +0,0 @@
-/*
- * Copyright 2017 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/*
-
- This file is IGNORED during the build process!
-
- As this file is updated so infrequently and flex is not universally present on build machines,
- the lex.sksl.c file must be manually regenerated if you make any changes to this file. Just run:
-
- flex sksl.flex
-
- You will have to manually add a copyright notice to the top of lex.sksl.c.
-
-*/
-
-%option prefix="sksl"
-%option reentrant
-%option yylineno
-%option never-interactive
-%option nounistd
-
-DIGIT [0-9]
-LETTER [a-zA-Z_$]
-
-%%
-
-{DIGIT}*"."{DIGIT}+([eE][+-]?{DIGIT}+)? { return SkSL::Token::FLOAT_LITERAL; }
-
-{DIGIT}+"."{DIGIT}*([eE][+-]?{DIGIT}+)? { return SkSL::Token::FLOAT_LITERAL; }
-
-{DIGIT}+([eE][+-]?{DIGIT}+) { return SkSL::Token::FLOAT_LITERAL; }
-
-{DIGIT}+ { return SkSL::Token::INT_LITERAL; }
-
-"0x"[0-9a-fA-F]+ { return SkSL::Token::INT_LITERAL; }
-
-true { return SkSL::Token::TRUE_LITERAL; }
-
-false { return SkSL::Token::FALSE_LITERAL; }
-
-if { return SkSL::Token::IF; }
-
-@if { return SkSL::Token::STATIC_IF; }
-
-else { return SkSL::Token::ELSE; }
-
-for { return SkSL::Token::FOR; }
-
-while { return SkSL::Token::WHILE; }
-
-do { return SkSL::Token::DO; }
-
-switch { return SkSL::Token::SWITCH; }
-
-@switch { return SkSL::Token::STATIC_SWITCH; }
-
-case { return SkSL::Token::CASE; }
-
-default { return SkSL::Token::DEFAULT; }
-
-break { return SkSL::Token::BREAK; }
-
-continue { return SkSL::Token::CONTINUE; }
-
-discard { return SkSL::Token::DISCARD; }
-
-return { return SkSL::Token::RETURN; }
-
-in { return SkSL::Token::IN; }
-
-out { return SkSL::Token::OUT; }
-
-inout { return SkSL::Token::INOUT; }
-
-uniform { return SkSL::Token::UNIFORM; }
-
-const { return SkSL::Token::CONST; }
-
-lowp { return SkSL::Token::LOWP; }
-
-mediump { return SkSL::Token::MEDIUMP; }
-
-highp { return SkSL::Token::HIGHP; }
-
-flat { return SkSL::Token::FLAT; }
-
-noperspective { return SkSL::Token::NOPERSPECTIVE; }
-
-readonly { return SkSL::Token::READONLY; }
-
-writeonly { return SkSL::Token::WRITEONLY; }
-
-coherent { return SkSL::Token::COHERENT; }
-
-volatile { return SkSL::Token::VOLATILE; }
-
-restrict { return SkSL::Token::RESTRICT; }
-
-buffer { return SkSL::Token::BUFFER; }
-
-sk_has_side_effects { return SkSL::Token::HASSIDEEFFECTS; }
-
-struct { return SkSL::Token::STRUCT; }
-
-layout { return SkSL::Token::LAYOUT; }
-
-precision { return SkSL::Token::PRECISION; }
-
-{LETTER}({DIGIT}|{LETTER})* { return SkSL::Token::IDENTIFIER; }
-
-"#"{LETTER}({DIGIT}|{LETTER})* { return SkSL::Token::DIRECTIVE; }
-
-"@"{LETTER}({DIGIT}|{LETTER})* { return SkSL::Token::SECTION; }
-
-"(" { return SkSL::Token::LPAREN; }
-
-")" { return SkSL::Token::RPAREN; }
-
-"{" { return SkSL::Token::LBRACE; }
-
-"}" { return SkSL::Token::RBRACE; }
-
-"[" { return SkSL::Token::LBRACKET; }
-
-"]" { return SkSL::Token::RBRACKET; }
-
-"." { return SkSL::Token::DOT; }
-
-"," { return SkSL::Token::COMMA; }
-
-"++" { return SkSL::Token::PLUSPLUS; }
-
-"--" { return SkSL::Token::MINUSMINUS; }
-
-"+" { return SkSL::Token::PLUS; }
-
-"-" { return SkSL::Token::MINUS; }
-
-"*" { return SkSL::Token::STAR; }
-
-"/" { return SkSL::Token::SLASH; }
-
-"%" { return SkSL::Token::PERCENT; }
-
-"<<" { return SkSL::Token::SHL; }
-
-">>" { return SkSL::Token::SHR; }
-
-"|" { return SkSL::Token::BITWISEOR; }
-
-"^" { return SkSL::Token::BITWISEXOR; }
-
-"&" { return SkSL::Token::BITWISEAND; }
-
-"~" { return SkSL::Token::BITWISENOT; }
-
-"||" { return SkSL::Token::LOGICALOR; }
-
-"^^" { return SkSL::Token::LOGICALXOR; }
-
-"&&" { return SkSL::Token::LOGICALAND; }
-
-"!" { return SkSL::Token::LOGICALNOT; }
-
-"?" { return SkSL::Token::QUESTION; }
-
-":" { return SkSL::Token::COLON; }
-
-"=" { return SkSL::Token::EQ; }
-
-"==" { return SkSL::Token::EQEQ; }
-
-"!=" { return SkSL::Token::NEQ; }
-
-">" { return SkSL::Token::GT; }
-
-"<" { return SkSL::Token::LT; }
-
-">=" { return SkSL::Token::GTEQ; }
-
-"<=" { return SkSL::Token::LTEQ; }
-
-"+=" { return SkSL::Token::PLUSEQ; }
-
-"-=" { return SkSL::Token::MINUSEQ; }
-
-"*=" { return SkSL::Token::STAREQ; }
-
-"/=" { return SkSL::Token::SLASHEQ; }
-
-"%=" { return SkSL::Token::PERCENTEQ; }
-
-"<<=" { return SkSL::Token::SHLEQ; }
-
-">>=" { return SkSL::Token::SHREQ; }
-
-"|=" { return SkSL::Token::BITWISEOREQ; }
-
-"^=" { return SkSL::Token::BITWISEXOREQ; }
-
-"&=" { return SkSL::Token::BITWISEANDEQ; }
-
-"||=" { return SkSL::Token::LOGICALOREQ; }
-
-"^^=" { return SkSL::Token::LOGICALXOREQ; }
-
-"&&=" { return SkSL::Token::LOGICALANDEQ; }
-
-";" { return SkSL::Token::SEMICOLON; }
-
-"->" { return SkSL::Token::ARROW; }
-
-"::" { return SkSL::Token::COLONCOLON; }
-
-[ \t\r\n]+ { return SkSL::Token::WHITESPACE; }
-
-"//".* /* line comment */
-
-"/*"([^*]|"*"[^/])*"*/" /* block comment */
-
-. { return SkSL::Token::INVALID_TOKEN; }
-
-%%
-
-int skslwrap(yyscan_t scanner) {
- return 1; // terminate
-}
diff --git a/tests/SkSLMemoryLayoutTest.cpp b/tests/SkSLMemoryLayoutTest.cpp
index 80188e6..ef13835 100644
--- a/tests/SkSLMemoryLayoutTest.cpp
+++ b/tests/SkSLMemoryLayoutTest.cpp
@@ -54,30 +54,30 @@
// struct 1
std::vector<SkSL::Type::Field> fields1;
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("a"), context.fFloat3_Type.get());
- SkSL::Type s1(SkSL::Position(), SkSL::String("s1"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("a"), context.fFloat3_Type.get());
+ SkSL::Type s1(-1, SkSL::String("s1"), fields1);
REPORTER_ASSERT(r, 16 == layout.size(s1));
REPORTER_ASSERT(r, 16 == layout.alignment(s1));
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("b"), context.fFloat_Type.get());
- SkSL::Type s2(SkSL::Position(), SkSL::String("s2"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("b"), context.fFloat_Type.get());
+ SkSL::Type s2(-1, SkSL::String("s2"), fields1);
REPORTER_ASSERT(r, 16 == layout.size(s2));
REPORTER_ASSERT(r, 16 == layout.alignment(s2));
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("c"), context.fBool_Type.get());
- SkSL::Type s3(SkSL::Position(), SkSL::String("s3"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("c"), context.fBool_Type.get());
+ SkSL::Type s3(-1, SkSL::String("s3"), fields1);
REPORTER_ASSERT(r, 32 == layout.size(s3));
REPORTER_ASSERT(r, 16 == layout.alignment(s3));
// struct 2
std::vector<SkSL::Type::Field> fields2;
- fields2.emplace_back(SkSL::Modifiers(), SkSL::String("a"), context.fInt_Type.get());
- SkSL::Type s4(SkSL::Position(), SkSL::String("s4"), fields2);
+ fields2.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("a"), context.fInt_Type.get());
+ SkSL::Type s4(-1, SkSL::String("s4"), fields2);
REPORTER_ASSERT(r, 16 == layout.size(s4));
REPORTER_ASSERT(r, 16 == layout.alignment(s4));
- fields2.emplace_back(SkSL::Modifiers(), SkSL::String("b"), context.fFloat3_Type.get());
- SkSL::Type s5(SkSL::Position(), SkSL::String("s5"), fields2);
+ fields2.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("b"), context.fFloat3_Type.get());
+ SkSL::Type s5(-1, SkSL::String("s5"), fields2);
REPORTER_ASSERT(r, 32 == layout.size(s5));
REPORTER_ASSERT(r, 16 == layout.alignment(s5));
@@ -135,30 +135,30 @@
// struct 1
std::vector<SkSL::Type::Field> fields1;
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("a"), context.fFloat3_Type.get());
- SkSL::Type s1(SkSL::Position(), SkSL::String("s1"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("a"), context.fFloat3_Type.get());
+ SkSL::Type s1(-1, SkSL::String("s1"), fields1);
REPORTER_ASSERT(r, 16 == layout.size(s1));
REPORTER_ASSERT(r, 16 == layout.alignment(s1));
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("b"), context.fFloat_Type.get());
- SkSL::Type s2(SkSL::Position(), SkSL::String("s2"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("b"), context.fFloat_Type.get());
+ SkSL::Type s2(-1, SkSL::String("s2"), fields1);
REPORTER_ASSERT(r, 16 == layout.size(s2));
REPORTER_ASSERT(r, 16 == layout.alignment(s2));
- fields1.emplace_back(SkSL::Modifiers(), SkSL::String("c"), context.fBool_Type.get());
- SkSL::Type s3(SkSL::Position(), SkSL::String("s3"), fields1);
+ fields1.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("c"), context.fBool_Type.get());
+ SkSL::Type s3(-1, SkSL::String("s3"), fields1);
REPORTER_ASSERT(r, 32 == layout.size(s3));
REPORTER_ASSERT(r, 16 == layout.alignment(s3));
// struct 2
std::vector<SkSL::Type::Field> fields2;
- fields2.emplace_back(SkSL::Modifiers(), SkSL::String("a"), context.fInt_Type.get());
- SkSL::Type s4(SkSL::Position(), SkSL::String("s4"), fields2);
+ fields2.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("a"), context.fInt_Type.get());
+ SkSL::Type s4(-1, SkSL::String("s4"), fields2);
REPORTER_ASSERT(r, 4 == layout.size(s4));
REPORTER_ASSERT(r, 4 == layout.alignment(s4));
- fields2.emplace_back(SkSL::Modifiers(), SkSL::String("b"), context.fFloat3_Type.get());
- SkSL::Type s5(SkSL::Position(), SkSL::String("s5"), fields2);
+ fields2.emplace_back(SkSL::Modifiers(), SkSL::StringFragment("b"), context.fFloat3_Type.get());
+ SkSL::Type s5(-1, SkSL::String("s5"), fields2);
REPORTER_ASSERT(r, 32 == layout.size(s5));
REPORTER_ASSERT(r, 16 == layout.alignment(s5));