blob: 8f7d3b71004b1793f9d06d3fc07b3d43aab88844 [file] [log] [blame]
#include "tgsitollvm.h"
#include "gallivm.h"
#include "gallivm_p.h"
#include "storage.h"
#include "instructions.h"
#include "storagesoa.h"
#include "instructionssoa.h"
#include "pipe/p_shader_tokens.h"
#include "tgsi/tgsi_parse.h"
#include "tgsi/tgsi_exec.h"
#include "tgsi/tgsi_util.h"
#include "tgsi/tgsi_build.h"
#include "tgsi/tgsi_dump.h"
#include <llvm/Module.h>
#include <llvm/CallingConv.h>
#include <llvm/Constants.h>
#include <llvm/DerivedTypes.h>
#include <llvm/Instructions.h>
#include <llvm/ModuleProvider.h>
#include <llvm/Pass.h>
#include <llvm/PassManager.h>
#include <llvm/Attributes.h>
#include <llvm/Support/PatternMatch.h>
#include <llvm/ExecutionEngine/JIT.h>
#include <llvm/ExecutionEngine/Interpreter.h>
#include <llvm/ExecutionEngine/GenericValue.h>
#include <llvm/Support/MemoryBuffer.h>
#include <llvm/LinkAllPasses.h>
#include <llvm/Analysis/Verifier.h>
#include <llvm/Analysis/LoopPass.h>
#include <llvm/Target/TargetData.h>
#include <llvm/Bitcode/ReaderWriter.h>
#include <llvm/Transforms/Utils/Cloning.h>
#include <sstream>
#include <fstream>
#include <iostream>
using namespace llvm;
static inline FunctionType *vertexShaderFunctionType()
{
//Function takes three arguments,
// the calling code has to make sure the types it will
// pass are castable to the following:
// [4 x <4 x float>] inputs,
// [4 x <4 x float>] output,
// [4 x [1 x float]] consts,
std::vector<const Type*> funcArgs;
VectorType *vectorType = VectorType::get(Type::FloatTy, 4);
ArrayType *vectorArray = ArrayType::get(vectorType, 4);
PointerType *vectorArrayPtr = PointerType::get(vectorArray, 0);
ArrayType *floatArray = ArrayType::get(Type::FloatTy, 4);
ArrayType *constsArray = ArrayType::get(floatArray, 1);
PointerType *constsArrayPtr = PointerType::get(constsArray, 0);
funcArgs.push_back(vectorArrayPtr);//inputs
funcArgs.push_back(vectorArrayPtr);//output
funcArgs.push_back(constsArrayPtr);//consts
FunctionType *functionType = FunctionType::get(
/*Result=*/Type::VoidTy,
/*Params=*/funcArgs,
/*isVarArg=*/false);
return functionType;
}
static inline void
add_interpolator(struct gallivm_ir *ir,
struct gallivm_interpolate *interp)
{
ir->interpolators[ir->num_interp] = *interp;
++ir->num_interp;
}
static void
translate_declaration(struct gallivm_ir *prog,
llvm::Module *module,
Storage *storage,
struct tgsi_full_declaration *decl,
struct tgsi_full_declaration *fd)
{
if (decl->Declaration.File == TGSI_FILE_INPUT) {
unsigned first, last, mask;
uint interp_method;
first = decl->Range.First;
last = decl->Range.Last;
mask = decl->Declaration.UsageMask;
/* Do not touch WPOS.xy */
if (first == 0) {
mask &= ~TGSI_WRITEMASK_XY;
if (mask == TGSI_WRITEMASK_NONE) {
first++;
if (first > last) {
return;
}
}
}
interp_method = decl->Declaration.Interpolate;
if (mask == TGSI_WRITEMASK_XYZW) {
unsigned i, j;
for (i = first; i <= last; i++) {
for (j = 0; j < NUM_CHANNELS; j++) {
//interp( mach, i, j );
struct gallivm_interpolate interp;
interp.type = interp_method;
interp.attrib = i;
interp.chan = j;
add_interpolator(prog, &interp);
}
}
} else {
unsigned i, j;
for( j = 0; j < NUM_CHANNELS; j++ ) {
if( mask & (1 << j) ) {
for( i = first; i <= last; i++ ) {
struct gallivm_interpolate interp;
interp.type = interp_method;
interp.attrib = i;
interp.chan = j;
add_interpolator(prog, &interp);
}
}
}
}
}
}
static void
translate_declarationir(struct gallivm_ir *,
llvm::Module *,
StorageSoa *storage,
struct tgsi_full_declaration *decl,
struct tgsi_full_declaration *)
{
if (decl->Declaration.File == TGSI_FILE_ADDRESS) {
int idx = decl->Range.First;
storage->addAddress(idx);
}
}
static void
translate_immediate(Storage *storage,
struct tgsi_full_immediate *imm)
{
float vec[4];
int i;
assert( imm->Immediate.NrTokens <= 4 + 1 );
for (i = 0; i < imm->Immediate.NrTokens - 1; ++i) {
switch (imm->Immediate.DataType) {
case TGSI_IMM_FLOAT32:
vec[i] = imm->u[i].Float;
break;
default:
assert(0);
}
}
storage->addImmediate(vec);
}
static void
translate_immediateir(StorageSoa *storage,
struct tgsi_full_immediate *imm)
{
float vec[4];
int i;
assert( imm->Immediate.NrTokens <= 4 + 1 );
for (i = 0; i < imm->Immediate.NrTokens - 1; ++i) {
switch (imm->Immediate.DataType) {
case TGSI_IMM_FLOAT32:
vec[i] = imm->u[i].Float;
break;
default:
assert(0);
}
}
storage->addImmediate(vec);
}
static inline int
swizzleInt(struct tgsi_full_src_register *src)
{
int swizzle = 0;
int start = 1000;
for (int k = 0; k < 4; ++k) {
swizzle += tgsi_util_get_full_src_register_extswizzle(src, k) * start;
start /= 10;
}
return swizzle;
}
static inline llvm::Value *
swizzleVector(llvm::Value *val, struct tgsi_full_src_register *src,
Storage *storage)
{
int swizzle = swizzleInt(src);
if (gallivm_is_swizzle(swizzle)) {
/*fprintf(stderr, "XXXXXXXX swizzle = %d\n", swizzle);*/
val = storage->shuffleVector(val, swizzle);
}
return val;
}
static void
translate_instruction(llvm::Module *module,
Storage *storage,
Instructions *instr,
struct tgsi_full_instruction *inst,
struct tgsi_full_instruction *fi,
unsigned instno)
{
llvm::Value *inputs[4];
inputs[0] = 0;
inputs[1] = 0;
inputs[2] = 0;
inputs[3] = 0;
for (int i = 0; i < inst->Instruction.NumSrcRegs; ++i) {
struct tgsi_full_src_register *src = &inst->Src[i];
llvm::Value *val = 0;
llvm::Value *indIdx = 0;
if (src->Register.Indirect) {
indIdx = storage->addrElement(src->Indirect.Index);
indIdx = storage->extractIndex(indIdx);
}
if (src->Register.File == TGSI_FILE_CONSTANT) {
val = storage->constElement(src->Register.Index, indIdx);
} else if (src->Register.File == TGSI_FILE_INPUT) {
val = storage->inputElement(src->Register.Index, indIdx);
} else if (src->Register.File == TGSI_FILE_TEMPORARY) {
val = storage->tempElement(src->Register.Index);
} else if (src->Register.File == TGSI_FILE_OUTPUT) {
val = storage->outputElement(src->Register.Index, indIdx);
} else if (src->Register.File == TGSI_FILE_IMMEDIATE) {
val = storage->immediateElement(src->Register.Index);
} else {
fprintf(stderr, "ERROR: not supported llvm source %d\n", src->Register.File);
return;
}
inputs[i] = swizzleVector(val, src, storage);
}
/*if (inputs[0])
instr->printVector(inputs[0]);
if (inputs[1])
instr->printVector(inputs[1]);*/
llvm::Value *out = 0;
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_ARL: {
out = instr->arl(inputs[0]);
}
break;
case TGSI_OPCODE_MOV: {
out = inputs[0];
}
break;
case TGSI_OPCODE_LIT: {
out = instr->lit(inputs[0]);
}
break;
case TGSI_OPCODE_RCP: {
out = instr->rcp(inputs[0]);
}
break;
case TGSI_OPCODE_RSQ: {
out = instr->rsq(inputs[0]);
}
break;
case TGSI_OPCODE_EXP: {
out = instr->exp(inputs[0]);
}
break;
case TGSI_OPCODE_LOG: {
out = instr->log(inputs[0]);
}
break;
case TGSI_OPCODE_MUL: {
out = instr->mul(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_ADD: {
out = instr->add(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DP3: {
out = instr->dp3(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DP4: {
out = instr->dp4(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DST: {
out = instr->dst(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_MIN: {
out = instr->min(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_MAX: {
out = instr->max(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SLT: {
out = instr->slt(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SGE: {
out = instr->sge(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_MAD: {
out = instr->madd(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_SUB: {
out = instr->sub(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_LRP: {
out = instr->lerp(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_CND: {
out = instr->cnd(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_CND0: {
out = instr->cnd0(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_DP2A: {
out = instr->dot2add(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_FRC: {
out = instr->frc(inputs[0]);
}
break;
case TGSI_OPCODE_CLAMP: {
out = instr->clamp(inputs[0]);
}
break;
case TGSI_OPCODE_FLR: {
out = instr->floor(inputs[0]);
}
break;
case TGSI_OPCODE_ROUND:
break;
case TGSI_OPCODE_EX2: {
out = instr->ex2(inputs[0]);
}
break;
case TGSI_OPCODE_LG2: {
out = instr->lg2(inputs[0]);
}
break;
case TGSI_OPCODE_POW: {
out = instr->pow(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_XPD: {
out = instr->cross(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_ABS: {
out = instr->abs(inputs[0]);
}
break;
case TGSI_OPCODE_RCC:
break;
case TGSI_OPCODE_DPH: {
out = instr->dph(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_COS: {
out = instr->cos(inputs[0]);
}
break;
case TGSI_OPCODE_DDX: {
out = instr->ddx(inputs[0]);
}
break;
case TGSI_OPCODE_DDY: {
out = instr->ddy(inputs[0]);
}
break;
case TGSI_OPCODE_KILP:
break;
case TGSI_OPCODE_PK2H:
break;
case TGSI_OPCODE_PK2US:
break;
case TGSI_OPCODE_PK4B:
break;
case TGSI_OPCODE_PK4UB:
break;
case TGSI_OPCODE_RFL:
break;
case TGSI_OPCODE_SEQ: {
out = instr->seq(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SFL: {
out = instr->sfl(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SGT: {
out = instr->sgt(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SIN: {
out = instr->sin(inputs[0]);
}
break;
case TGSI_OPCODE_SLE: {
out = instr->sle(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SNE: {
out = instr->sne(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_STR: {
out = instr->str(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_TEX:
break;
case TGSI_OPCODE_TXD:
break;
case TGSI_OPCODE_UP2H:
break;
case TGSI_OPCODE_UP2US:
break;
case TGSI_OPCODE_UP4B:
break;
case TGSI_OPCODE_UP4UB:
break;
case TGSI_OPCODE_X2D: {
out = instr->x2d(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_ARA:
break;
case TGSI_OPCODE_ARR:
break;
case TGSI_OPCODE_BRA:
break;
case TGSI_OPCODE_CAL: {
instr->cal(inst->InstructionExtLabel.Label, storage->inputPtr());
return;
}
break;
case TGSI_OPCODE_RET: {
instr->end();
return;
}
break;
case TGSI_OPCODE_SSG:
break;
case TGSI_OPCODE_CMP: {
out = instr->cmp(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_SCS: {
out = instr->scs(inputs[0]);
}
break;
case TGSI_OPCODE_TXB:
break;
case TGSI_OPCODE_NRM4:
case TGSI_OPCODE_NRM: {
out = instr->nrm(inputs[0]);
}
break;
case TGSI_OPCODE_DIV: {
out = instr->div(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DP2: {
out = instr->dp2(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_TXL:
break;
case TGSI_OPCODE_BRK: {
instr->brk();
return;
}
break;
case TGSI_OPCODE_IF: {
instr->ifop(inputs[0]);
storage->setCurrentBlock(instr->currentBlock());
return; //just update the state
}
break;
case TGSI_OPCODE_BGNFOR:
break;
case TGSI_OPCODE_REP:
break;
case TGSI_OPCODE_ELSE: {
instr->elseop();
storage->setCurrentBlock(instr->currentBlock());
return; //only state update
}
break;
case TGSI_OPCODE_ENDIF: {
instr->endif();
storage->setCurrentBlock(instr->currentBlock());
return; //just update the state
}
break;
case TGSI_OPCODE_ENDFOR:
break;
case TGSI_OPCODE_ENDREP:
break;
case TGSI_OPCODE_PUSHA:
break;
case TGSI_OPCODE_POPA:
break;
case TGSI_OPCODE_CEIL:
break;
case TGSI_OPCODE_I2F:
break;
case TGSI_OPCODE_NOT:
break;
case TGSI_OPCODE_TRUNC: {
out = instr->trunc(inputs[0]);
}
break;
case TGSI_OPCODE_SHL:
break;
case TGSI_OPCODE_ISHR:
break;
case TGSI_OPCODE_AND:
break;
case TGSI_OPCODE_OR:
break;
case TGSI_OPCODE_MOD:
break;
case TGSI_OPCODE_XOR:
break;
case TGSI_OPCODE_SAD:
break;
case TGSI_OPCODE_TXF:
break;
case TGSI_OPCODE_TXQ:
break;
case TGSI_OPCODE_CONT:
break;
case TGSI_OPCODE_EMIT:
break;
case TGSI_OPCODE_ENDPRIM:
break;
case TGSI_OPCODE_BGNLOOP: {
instr->beginLoop();
storage->setCurrentBlock(instr->currentBlock());
return;
}
break;
case TGSI_OPCODE_BGNSUB: {
instr->bgnSub(instno);
storage->setCurrentBlock(instr->currentBlock());
storage->pushTemps();
return;
}
break;
case TGSI_OPCODE_ENDLOOP: {
instr->endLoop();
storage->setCurrentBlock(instr->currentBlock());
return;
}
break;
case TGSI_OPCODE_ENDSUB: {
instr->endSub();
storage->setCurrentBlock(instr->currentBlock());
storage->popArguments();
storage->popTemps();
return;
}
break;
case TGSI_OPCODE_NOISE1:
break;
case TGSI_OPCODE_NOISE2:
break;
case TGSI_OPCODE_NOISE3:
break;
case TGSI_OPCODE_NOISE4:
break;
case TGSI_OPCODE_NOP:
break;
case TGSI_OPCODE_CALLNZ:
break;
case TGSI_OPCODE_IFC:
break;
case TGSI_OPCODE_BREAKC:
break;
case TGSI_OPCODE_KIL: {
out = instr->kil(inputs[0]);
storage->setKilElement(out);
return;
}
break;
case TGSI_OPCODE_END:
instr->end();
return;
break;
default:
fprintf(stderr, "ERROR: Unknown opcode %d\n",
inst->Instruction.Opcode);
assert(0);
break;
}
if (!out) {
fprintf(stderr, "ERROR: unsupported opcode %d\n",
inst->Instruction.Opcode);
assert(!"Unsupported opcode");
}
/* # not sure if we need this */
switch( inst->Instruction.Saturate ) {
case TGSI_SAT_NONE:
break;
case TGSI_SAT_ZERO_ONE:
/*TXT( "_SAT" );*/
break;
case TGSI_SAT_MINUS_PLUS_ONE:
/*TXT( "_SAT[-1,1]" );*/
break;
default:
assert( 0 );
}
/* store results */
for (int i = 0; i < inst->Instruction.NumDstRegs; ++i) {
struct tgsi_full_dst_register *dst = &inst->Dst[i];
if (dst->Register.File == TGSI_FILE_OUTPUT) {
storage->setOutputElement(dst->Register.Index, out, dst->Register.WriteMask);
} else if (dst->Register.File == TGSI_FILE_TEMPORARY) {
storage->setTempElement(dst->Register.Index, out, dst->Register.WriteMask);
} else if (dst->Register.File == TGSI_FILE_ADDRESS) {
storage->setAddrElement(dst->Register.Index, out, dst->Register.WriteMask);
} else {
fprintf(stderr, "ERROR: unsupported LLVM destination!");
assert(!"wrong destination");
}
}
}
static void
translate_instructionir(llvm::Module *module,
StorageSoa *storage,
InstructionsSoa *instr,
struct tgsi_full_instruction *inst,
struct tgsi_full_instruction *fi,
unsigned instno)
{
std::vector< std::vector<llvm::Value*> > inputs(inst->Instruction.NumSrcRegs);
for (int i = 0; i < inst->Instruction.NumSrcRegs; ++i) {
struct tgsi_full_src_register *src = &inst->Src[i];
std::vector<llvm::Value*> val;
llvm::Value *indIdx = 0;
int swizzle = swizzleInt(src);
if (src->Register.Indirect) {
indIdx = storage->addrElement(src->Indirect.Index);
}
val = storage->load((enum tgsi_file_type)src->Register.File,
src->Register.Index, swizzle, instr->getIRBuilder(), indIdx);
inputs[i] = val;
}
std::vector<llvm::Value*> out(4);
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_ARL: {
out = instr->arl(inputs[0]);
}
break;
case TGSI_OPCODE_MOV: {
out = inputs[0];
}
break;
case TGSI_OPCODE_LIT: {
out = instr->lit(inputs[0]);
}
break;
case TGSI_OPCODE_RCP: {
}
break;
case TGSI_OPCODE_RSQ: {
out = instr->rsq(inputs[0]);
}
break;
case TGSI_OPCODE_EXP:
break;
case TGSI_OPCODE_LOG:
break;
case TGSI_OPCODE_MUL: {
out = instr->mul(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_ADD: {
out = instr->add(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DP3: {
out = instr->dp3(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DP4: {
out = instr->dp4(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_DST: {
}
break;
case TGSI_OPCODE_MIN: {
out = instr->min(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_MAX: {
out = instr->max(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SLT: {
out = instr->slt(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_SGE: {
}
break;
case TGSI_OPCODE_MAD: {
out = instr->madd(inputs[0], inputs[1], inputs[2]);
}
break;
case TGSI_OPCODE_SUB: {
out = instr->sub(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_LRP: {
}
break;
case TGSI_OPCODE_CND:
break;
case TGSI_OPCODE_CND0:
break;
case TGSI_OPCODE_DP2A:
break;
case TGSI_OPCODE_FRC: {
}
break;
case TGSI_OPCODE_CLAMP:
break;
case TGSI_OPCODE_FLR: {
}
break;
case TGSI_OPCODE_ROUND:
break;
case TGSI_OPCODE_EX2: {
}
break;
case TGSI_OPCODE_LG2: {
}
break;
case TGSI_OPCODE_POW: {
out = instr->pow(inputs[0], inputs[1]);
}
break;
case TGSI_OPCODE_XPD: {
}
break;
case TGSI_OPCODE_ABS: {
out = instr->abs(inputs[0]);
}
break;
case TGSI_OPCODE_RCC:
break;
case TGSI_OPCODE_DPH: {
}
break;
case TGSI_OPCODE_COS: {
}
break;
case TGSI_OPCODE_DDX:
break;
case TGSI_OPCODE_DDY:
break;
case TGSI_OPCODE_KILP:
break;
case TGSI_OPCODE_PK2H:
break;
case TGSI_OPCODE_PK2US:
break;
case TGSI_OPCODE_PK4B:
break;
case TGSI_OPCODE_PK4UB:
break;
case TGSI_OPCODE_RFL:
break;
case TGSI_OPCODE_SEQ:
break;
case TGSI_OPCODE_SFL:
break;
case TGSI_OPCODE_SGT: {
}
break;
case TGSI_OPCODE_SIN: {
}
break;
case TGSI_OPCODE_SLE:
break;
case TGSI_OPCODE_SNE:
break;
case TGSI_OPCODE_STR:
break;
case TGSI_OPCODE_TEX:
break;
case TGSI_OPCODE_TXD:
break;
case TGSI_OPCODE_UP2H:
break;
case TGSI_OPCODE_UP2US:
break;
case TGSI_OPCODE_UP4B:
break;
case TGSI_OPCODE_UP4UB:
break;
case TGSI_OPCODE_X2D:
break;
case TGSI_OPCODE_ARA:
break;
case TGSI_OPCODE_ARR:
break;
case TGSI_OPCODE_BRA:
break;
case TGSI_OPCODE_CAL: {
}
break;
case TGSI_OPCODE_RET: {
}
break;
case TGSI_OPCODE_SSG:
break;
case TGSI_OPCODE_CMP: {
}
break;
case TGSI_OPCODE_SCS: {
}
break;
case TGSI_OPCODE_TXB:
break;
case TGSI_OPCODE_NRM:
break;
case TGSI_OPCODE_DIV:
break;
case TGSI_OPCODE_DP2:
break;
case TGSI_OPCODE_TXL:
break;
case TGSI_OPCODE_BRK: {
}
break;
case TGSI_OPCODE_IF: {
}
break;
case TGSI_OPCODE_BGNFOR:
break;
case TGSI_OPCODE_REP:
break;
case TGSI_OPCODE_ELSE: {
}
break;
case TGSI_OPCODE_ENDIF: {
}
break;
case TGSI_OPCODE_ENDFOR:
break;
case TGSI_OPCODE_ENDREP:
break;
case TGSI_OPCODE_PUSHA:
break;
case TGSI_OPCODE_POPA:
break;
case TGSI_OPCODE_CEIL:
break;
case TGSI_OPCODE_I2F:
break;
case TGSI_OPCODE_NOT:
break;
case TGSI_OPCODE_TRUNC: {
}
break;
case TGSI_OPCODE_SHL:
break;
case TGSI_OPCODE_ISHR:
break;
case TGSI_OPCODE_AND:
break;
case TGSI_OPCODE_OR:
break;
case TGSI_OPCODE_MOD:
break;
case TGSI_OPCODE_XOR:
break;
case TGSI_OPCODE_SAD:
break;
case TGSI_OPCODE_TXF:
break;
case TGSI_OPCODE_TXQ:
break;
case TGSI_OPCODE_CONT:
break;
case TGSI_OPCODE_EMIT:
break;
case TGSI_OPCODE_ENDPRIM:
break;
case TGSI_OPCODE_BGNLOOP: {
}
break;
case TGSI_OPCODE_BGNSUB: {
}
break;
case TGSI_OPCODE_ENDLOOP: {
}
break;
case TGSI_OPCODE_ENDSUB: {
}
break;
case TGSI_OPCODE_NOISE1:
break;
case TGSI_OPCODE_NOISE2:
break;
case TGSI_OPCODE_NOISE3:
break;
case TGSI_OPCODE_NOISE4:
break;
case TGSI_OPCODE_NOP:
break;
case TGSI_OPCODE_NRM4:
break;
case TGSI_OPCODE_CALLNZ:
break;
case TGSI_OPCODE_IFC:
break;
case TGSI_OPCODE_BREAKC:
break;
case TGSI_OPCODE_KIL: {
}
break;
case TGSI_OPCODE_END:
instr->end();
return;
break;
default:
fprintf(stderr, "ERROR: Unknown opcode %d\n",
inst->Instruction.Opcode);
assert(0);
break;
}
if (!out[0]) {
fprintf(stderr, "ERROR: unsupported opcode %d\n",
inst->Instruction.Opcode);
assert(!"Unsupported opcode");
}
/* store results */
for (int i = 0; i < inst->Instruction.NumDstRegs; ++i) {
struct tgsi_full_dst_register *dst = &inst->Dst[i];
storage->store((enum tgsi_file_type)dst->Register.File,
dst->Register.Index, out, dst->Register.WriteMask,
instr->getIRBuilder() );
}
}
llvm::Module *
tgsi_to_llvm(struct gallivm_ir *ir, const struct tgsi_token *tokens)
{
llvm::Module *mod = new Module("shader");
struct tgsi_parse_context parse;
struct tgsi_full_instruction fi;
struct tgsi_full_declaration fd;
unsigned instno = 0;
Function* shader = mod->getFunction("execute_shader");
std::ostringstream stream;
if (ir->type == GALLIVM_VS) {
stream << "vs_shader";
} else {
stream << "fs_shader";
}
stream << ir->id;
std::string func_name = stream.str();
shader->setName(func_name.c_str());
Function::arg_iterator args = shader->arg_begin();
Value *ptr_INPUT = args++;
ptr_INPUT->setName("input");
BasicBlock *label_entry = BasicBlock::Create("entry", shader, 0);
tgsi_parse_init(&parse, tokens);
fi = tgsi_default_full_instruction();
fd = tgsi_default_full_declaration();
Storage storage(label_entry, ptr_INPUT);
Instructions instr(mod, shader, label_entry, &storage);
while(!tgsi_parse_end_of_tokens(&parse)) {
tgsi_parse_token(&parse);
switch (parse.FullToken.Token.Type) {
case TGSI_TOKEN_TYPE_DECLARATION:
translate_declaration(ir, mod, &storage,
&parse.FullToken.FullDeclaration,
&fd);
break;
case TGSI_TOKEN_TYPE_IMMEDIATE:
translate_immediate(&storage,
&parse.FullToken.FullImmediate);
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
translate_instruction(mod, &storage, &instr,
&parse.FullToken.FullInstruction,
&fi, instno);
++instno;
break;
default:
assert(0);
}
}
tgsi_parse_free(&parse);
ir->num_consts = storage.numConsts();
return mod;
}
llvm::Module * tgsi_to_llvmir(struct gallivm_ir *ir,
const struct tgsi_token *tokens)
{
llvm::Module *mod = new Module("shader");
struct tgsi_parse_context parse;
struct tgsi_full_instruction fi;
struct tgsi_full_declaration fd;
unsigned instno = 0;
std::ostringstream stream;
if (ir->type == GALLIVM_VS) {
stream << "vs_shader";
} else {
stream << "fs_shader";
}
//stream << ir->id;
std::string func_name = stream.str();
Function *shader = llvm::cast<Function>(mod->getOrInsertFunction(
func_name.c_str(),
vertexShaderFunctionType()));
Function::arg_iterator args = shader->arg_begin();
Value *input = args++;
input->setName("inputs");
Value *output = args++;
output->setName("outputs");
Value *consts = args++;
consts->setName("consts");
BasicBlock *label_entry = BasicBlock::Create("entry", shader, 0);
tgsi_parse_init(&parse, tokens);
fi = tgsi_default_full_instruction();
fd = tgsi_default_full_declaration();
StorageSoa storage(label_entry, input, output, consts);
InstructionsSoa instr(mod, shader, label_entry, &storage);
while(!tgsi_parse_end_of_tokens(&parse)) {
tgsi_parse_token(&parse);
switch (parse.FullToken.Token.Type) {
case TGSI_TOKEN_TYPE_DECLARATION:
translate_declarationir(ir, mod, &storage,
&parse.FullToken.FullDeclaration,
&fd);
break;
case TGSI_TOKEN_TYPE_IMMEDIATE:
translate_immediateir(&storage,
&parse.FullToken.FullImmediate);
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
storage.declareImmediates();
translate_instructionir(mod, &storage, &instr,
&parse.FullToken.FullInstruction,
&fi, instno);
++instno;
break;
default:
assert(0);
}
}
tgsi_parse_free(&parse);
return mod;
}