Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include <stdlib.h> |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 29 | #include <wchar.h> |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 30 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 31 | #include "src/v8.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 32 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 33 | #include "src/compiler.h" |
| 34 | #include "src/disasm.h" |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 35 | #include "src/interpreter/interpreter.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 36 | #include "src/parsing/parser.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 37 | #include "test/cctest/cctest.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 38 | |
| 39 | using namespace v8::internal; |
| 40 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 41 | static Handle<Object> GetGlobalProperty(const char* name) { |
| 42 | Isolate* isolate = CcTest::i_isolate(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 43 | return JSReceiver::GetProperty(isolate, isolate->global_object(), name) |
| 44 | .ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | |
| 48 | static void SetGlobalProperty(const char* name, Object* value) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 49 | Isolate* isolate = CcTest::i_isolate(); |
| 50 | Handle<Object> object(value, isolate); |
| 51 | Handle<String> internalized_name = |
| 52 | isolate->factory()->InternalizeUtf8String(name); |
| 53 | Handle<JSObject> global(isolate->context()->global_object()); |
| 54 | Runtime::SetObjectProperty(isolate, global, internalized_name, object, |
| 55 | SLOPPY).Check(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | |
| 59 | static Handle<JSFunction> Compile(const char* source) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 60 | Isolate* isolate = CcTest::i_isolate(); |
| 61 | Handle<String> source_code = isolate->factory()->NewStringFromUtf8( |
| 62 | CStrVector(source)).ToHandleChecked(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 63 | Handle<SharedFunctionInfo> shared = Compiler::GetSharedFunctionInfoForScript( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 64 | source_code, Handle<String>(), 0, 0, v8::ScriptOriginOptions(), |
| 65 | Handle<Object>(), Handle<Context>(isolate->native_context()), NULL, NULL, |
| 66 | v8::ScriptCompiler::kNoCompileOptions, NOT_NATIVES_CODE, false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 67 | return isolate->factory()->NewFunctionFromSharedFunctionInfo( |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 68 | shared, isolate->native_context()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 69 | } |
| 70 | |
| 71 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 72 | static double Inc(Isolate* isolate, int x) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 73 | const char* source = "result = %d + 1;"; |
| 74 | EmbeddedVector<char, 512> buffer; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 75 | SNPrintF(buffer, source, x); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 76 | |
| 77 | Handle<JSFunction> fun = Compile(buffer.start()); |
| 78 | if (fun.is_null()) return -1; |
| 79 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 80 | Handle<JSObject> global(isolate->context()->global_object()); |
| 81 | Execution::Call(isolate, fun, global, 0, NULL).Check(); |
| 82 | return GetGlobalProperty("result")->Number(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | |
| 86 | TEST(Inc) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 87 | CcTest::InitializeVM(); |
| 88 | v8::HandleScope scope(CcTest::isolate()); |
| 89 | CHECK_EQ(4.0, Inc(CcTest::i_isolate(), 3)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 93 | static double Add(Isolate* isolate, int x, int y) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 94 | Handle<JSFunction> fun = Compile("result = x + y;"); |
| 95 | if (fun.is_null()) return -1; |
| 96 | |
| 97 | SetGlobalProperty("x", Smi::FromInt(x)); |
| 98 | SetGlobalProperty("y", Smi::FromInt(y)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 99 | Handle<JSObject> global(isolate->context()->global_object()); |
| 100 | Execution::Call(isolate, fun, global, 0, NULL).Check(); |
| 101 | return GetGlobalProperty("result")->Number(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | |
| 105 | TEST(Add) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 106 | CcTest::InitializeVM(); |
| 107 | v8::HandleScope scope(CcTest::isolate()); |
| 108 | CHECK_EQ(5.0, Add(CcTest::i_isolate(), 2, 3)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 112 | static double Abs(Isolate* isolate, int x) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 113 | Handle<JSFunction> fun = Compile("if (x < 0) result = -x; else result = x;"); |
| 114 | if (fun.is_null()) return -1; |
| 115 | |
| 116 | SetGlobalProperty("x", Smi::FromInt(x)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 117 | Handle<JSObject> global(isolate->context()->global_object()); |
| 118 | Execution::Call(isolate, fun, global, 0, NULL).Check(); |
| 119 | return GetGlobalProperty("result")->Number(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 120 | } |
| 121 | |
| 122 | |
| 123 | TEST(Abs) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 124 | CcTest::InitializeVM(); |
| 125 | v8::HandleScope scope(CcTest::isolate()); |
| 126 | CHECK_EQ(3.0, Abs(CcTest::i_isolate(), -3)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 127 | } |
| 128 | |
| 129 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 130 | static double Sum(Isolate* isolate, int n) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 131 | Handle<JSFunction> fun = |
| 132 | Compile("s = 0; while (n > 0) { s += n; n -= 1; }; result = s;"); |
| 133 | if (fun.is_null()) return -1; |
| 134 | |
| 135 | SetGlobalProperty("n", Smi::FromInt(n)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 136 | Handle<JSObject> global(isolate->context()->global_object()); |
| 137 | Execution::Call(isolate, fun, global, 0, NULL).Check(); |
| 138 | return GetGlobalProperty("result")->Number(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | |
| 142 | TEST(Sum) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 143 | CcTest::InitializeVM(); |
| 144 | v8::HandleScope scope(CcTest::isolate()); |
| 145 | CHECK_EQ(5050.0, Sum(CcTest::i_isolate(), 100)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 146 | } |
| 147 | |
| 148 | |
| 149 | TEST(Print) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 150 | v8::HandleScope scope(CcTest::isolate()); |
| 151 | v8::Local<v8::Context> context = CcTest::NewContext(PRINT_EXTENSION); |
| 152 | v8::Context::Scope context_scope(context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 153 | const char* source = "for (n = 0; n < 100; ++n) print(n, 1, 2);"; |
| 154 | Handle<JSFunction> fun = Compile(source); |
| 155 | if (fun.is_null()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 156 | Handle<JSObject> global(CcTest::i_isolate()->context()->global_object()); |
| 157 | Execution::Call(CcTest::i_isolate(), fun, global, 0, NULL).Check(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | |
| 161 | // The following test method stems from my coding efforts today. It |
| 162 | // tests all the functionality I have added to the compiler today |
| 163 | TEST(Stuff) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 164 | CcTest::InitializeVM(); |
| 165 | v8::HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 166 | const char* source = |
| 167 | "r = 0;\n" |
| 168 | "a = new Object;\n" |
| 169 | "if (a == a) r+=1;\n" // 1 |
| 170 | "if (a != new Object()) r+=2;\n" // 2 |
| 171 | "a.x = 42;\n" |
| 172 | "if (a.x == 42) r+=4;\n" // 4 |
| 173 | "function foo() { var x = 87; return x; }\n" |
| 174 | "if (foo() == 87) r+=8;\n" // 8 |
| 175 | "function bar() { var x; x = 99; return x; }\n" |
| 176 | "if (bar() == 99) r+=16;\n" // 16 |
| 177 | "function baz() { var x = 1, y, z = 2; y = 3; return x + y + z; }\n" |
| 178 | "if (baz() == 6) r+=32;\n" // 32 |
| 179 | "function Cons0() { this.x = 42; this.y = 87; }\n" |
| 180 | "if (new Cons0().x == 42) r+=64;\n" // 64 |
| 181 | "if (new Cons0().y == 87) r+=128;\n" // 128 |
| 182 | "function Cons2(x, y) { this.sum = x + y; }\n" |
| 183 | "if (new Cons2(3,4).sum == 7) r+=256;"; // 256 |
| 184 | |
| 185 | Handle<JSFunction> fun = Compile(source); |
| 186 | CHECK(!fun.is_null()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 187 | Handle<JSObject> global(CcTest::i_isolate()->context()->global_object()); |
| 188 | Execution::Call( |
| 189 | CcTest::i_isolate(), fun, global, 0, NULL).Check(); |
| 190 | CHECK_EQ(511.0, GetGlobalProperty("r")->Number()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | |
| 194 | TEST(UncaughtThrow) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 195 | CcTest::InitializeVM(); |
| 196 | v8::HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 197 | |
| 198 | const char* source = "throw 42;"; |
| 199 | Handle<JSFunction> fun = Compile(source); |
| 200 | CHECK(!fun.is_null()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 201 | Isolate* isolate = fun->GetIsolate(); |
| 202 | Handle<JSObject> global(isolate->context()->global_object()); |
| 203 | CHECK(Execution::Call(isolate, fun, global, 0, NULL).is_null()); |
| 204 | CHECK_EQ(42.0, isolate->pending_exception()->Number()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | |
| 208 | // Tests calling a builtin function from C/C++ code, and the builtin function |
| 209 | // performs GC. It creates a stack frame looks like following: |
| 210 | // | C (PerformGC) | |
| 211 | // | JS-to-C | |
| 212 | // | JS | |
| 213 | // | C-to-JS | |
| 214 | TEST(C2JSFrames) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 215 | FLAG_expose_gc = true; |
| 216 | v8::HandleScope scope(CcTest::isolate()); |
| 217 | v8::Local<v8::Context> context = |
| 218 | CcTest::NewContext(PRINT_EXTENSION | GC_EXTENSION); |
| 219 | v8::Context::Scope context_scope(context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 220 | |
| 221 | const char* source = "function foo(a) { gc(), print(a); }"; |
| 222 | |
| 223 | Handle<JSFunction> fun0 = Compile(source); |
| 224 | CHECK(!fun0.is_null()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 225 | Isolate* isolate = fun0->GetIsolate(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 226 | |
| 227 | // Run the generated code to populate the global object with 'foo'. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 228 | Handle<JSObject> global(isolate->context()->global_object()); |
| 229 | Execution::Call(isolate, fun0, global, 0, NULL).Check(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 230 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 231 | Handle<Object> fun1 = |
| 232 | JSReceiver::GetProperty(isolate, isolate->global_object(), "foo") |
| 233 | .ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | CHECK(fun1->IsJSFunction()); |
| 235 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 236 | Handle<Object> argv[] = {isolate->factory()->InternalizeOneByteString( |
| 237 | STATIC_CHAR_VECTOR("hello"))}; |
| 238 | Execution::Call(isolate, |
| 239 | Handle<JSFunction>::cast(fun1), |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 240 | global, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 241 | arraysize(argv), |
| 242 | argv).Check(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | |
| 246 | // Regression 236. Calling InitLineEnds on a Script with undefined |
| 247 | // source resulted in crash. |
| 248 | TEST(Regression236) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 249 | CcTest::InitializeVM(); |
| 250 | Isolate* isolate = CcTest::i_isolate(); |
| 251 | Factory* factory = isolate->factory(); |
| 252 | v8::HandleScope scope(CcTest::isolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 253 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 254 | Handle<Script> script = factory->NewScript(factory->empty_string()); |
| 255 | script->set_source(CcTest::heap()->undefined_value()); |
| 256 | CHECK_EQ(-1, Script::GetLineNumber(script, 0)); |
| 257 | CHECK_EQ(-1, Script::GetLineNumber(script, 100)); |
| 258 | CHECK_EQ(-1, Script::GetLineNumber(script, -1)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 259 | } |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 260 | |
| 261 | |
| 262 | TEST(GetScriptLineNumber) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 263 | LocalContext context; |
| 264 | v8::HandleScope scope(CcTest::isolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 265 | v8::ScriptOrigin origin = v8::ScriptOrigin(v8_str("test")); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 266 | const char function_f[] = "function f() {}"; |
| 267 | const int max_rows = 1000; |
| 268 | const int buffer_size = max_rows + sizeof(function_f); |
| 269 | ScopedVector<char> buffer(buffer_size); |
| 270 | memset(buffer.start(), '\n', buffer_size - 1); |
| 271 | buffer[buffer_size - 1] = '\0'; |
| 272 | |
| 273 | for (int i = 0; i < max_rows; ++i) { |
| 274 | if (i > 0) |
| 275 | buffer[i - 1] = '\n'; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 276 | MemCopy(&buffer[i], function_f, sizeof(function_f) - 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 277 | v8::Local<v8::String> script_body = v8_str(buffer.start()); |
| 278 | v8::Script::Compile(context.local(), script_body, &origin) |
| 279 | .ToLocalChecked() |
| 280 | ->Run(context.local()) |
| 281 | .ToLocalChecked(); |
| 282 | v8::Local<v8::Function> f = v8::Local<v8::Function>::Cast( |
| 283 | context->Global()->Get(context.local(), v8_str("f")).ToLocalChecked()); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 284 | CHECK_EQ(i, f->GetScriptLineNumber()); |
| 285 | } |
| 286 | } |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 287 | |
| 288 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 289 | TEST(FeedbackVectorPreservedAcrossRecompiles) { |
| 290 | if (i::FLAG_always_opt || !i::FLAG_crankshaft) return; |
| 291 | i::FLAG_allow_natives_syntax = true; |
| 292 | CcTest::InitializeVM(); |
| 293 | if (!CcTest::i_isolate()->use_crankshaft()) return; |
| 294 | v8::HandleScope scope(CcTest::isolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 295 | v8::Local<v8::Context> context = CcTest::isolate()->GetCurrentContext(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 296 | |
| 297 | // Make sure function f has a call that uses a type feedback slot. |
| 298 | CompileRun("function fun() {};" |
| 299 | "fun1 = fun;" |
| 300 | "function f(a) { a(); } f(fun1);"); |
| 301 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 302 | Handle<JSFunction> f = Handle<JSFunction>::cast( |
| 303 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 304 | CcTest::global()->Get(context, v8_str("f")).ToLocalChecked()))); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 305 | |
| 306 | // We shouldn't have deoptimization support. We want to recompile and |
| 307 | // verify that our feedback vector preserves information. |
| 308 | CHECK(!f->shared()->has_deoptimization_support()); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 309 | Handle<TypeFeedbackVector> feedback_vector(f->feedback_vector()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 310 | |
| 311 | // Verify that we gathered feedback. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 312 | CHECK(!feedback_vector->is_empty()); |
| 313 | FeedbackVectorSlot slot_for_a(0); |
| 314 | Object* object = feedback_vector->Get(slot_for_a); |
| 315 | CHECK(object->IsWeakCell() && |
| 316 | WeakCell::cast(object)->value()->IsJSFunction()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 317 | |
| 318 | CompileRun("%OptimizeFunctionOnNextCall(f); f(fun1);"); |
| 319 | |
| 320 | // Verify that the feedback is still "gathered" despite a recompilation |
| 321 | // of the full code. |
| 322 | CHECK(f->IsOptimized()); |
| 323 | CHECK(f->shared()->has_deoptimization_support()); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 324 | object = f->feedback_vector()->Get(slot_for_a); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 325 | CHECK(object->IsWeakCell() && |
| 326 | WeakCell::cast(object)->value()->IsJSFunction()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 327 | } |
| 328 | |
| 329 | |
| 330 | TEST(FeedbackVectorUnaffectedByScopeChanges) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 331 | if (i::FLAG_always_opt || !i::FLAG_lazy || |
| 332 | (FLAG_ignition && FLAG_ignition_eager)) { |
| 333 | return; |
| 334 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 335 | CcTest::InitializeVM(); |
| 336 | v8::HandleScope scope(CcTest::isolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 337 | v8::Local<v8::Context> context = CcTest::isolate()->GetCurrentContext(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 338 | |
| 339 | CompileRun("function builder() {" |
| 340 | " call_target = function() { return 3; };" |
| 341 | " return (function() {" |
| 342 | " eval('');" |
| 343 | " return function() {" |
| 344 | " 'use strict';" |
| 345 | " call_target();" |
| 346 | " }" |
| 347 | " })();" |
| 348 | "}" |
| 349 | "morphing_call = builder();"); |
| 350 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 351 | Handle<JSFunction> f = Handle<JSFunction>::cast(v8::Utils::OpenHandle( |
| 352 | *v8::Local<v8::Function>::Cast(CcTest::global() |
| 353 | ->Get(context, v8_str("morphing_call")) |
| 354 | .ToLocalChecked()))); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 355 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 356 | // If we are compiling lazily then it should not be compiled, and so no |
| 357 | // feedback vector allocated yet. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 358 | CHECK(!f->shared()->is_compiled()); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 359 | CHECK(f->feedback_vector()->is_empty()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 360 | |
| 361 | CompileRun("morphing_call();"); |
| 362 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 363 | // Now a feedback vector is allocated. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 364 | CHECK(f->shared()->is_compiled()); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 365 | CHECK(!f->feedback_vector()->is_empty()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 366 | } |
| 367 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 368 | // Test that optimized code for different closures is actually shared. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 369 | TEST(OptimizedCodeSharing1) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 370 | FLAG_stress_compaction = false; |
| 371 | FLAG_allow_natives_syntax = true; |
| 372 | CcTest::InitializeVM(); |
| 373 | v8::HandleScope scope(CcTest::isolate()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 374 | for (int i = 0; i < 3; i++) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 375 | LocalContext env; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 376 | env->Global() |
| 377 | ->Set(env.local(), v8_str("x"), v8::Integer::New(CcTest::isolate(), i)) |
| 378 | .FromJust(); |
| 379 | CompileRun( |
| 380 | "function MakeClosure() {" |
| 381 | " return function() { return x; };" |
| 382 | "}" |
| 383 | "var closure0 = MakeClosure();" |
| 384 | "%DebugPrint(closure0());" |
| 385 | "%OptimizeFunctionOnNextCall(closure0);" |
| 386 | "%DebugPrint(closure0());" |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 387 | "var closure1 = MakeClosure(); closure1();" |
| 388 | "var closure2 = MakeClosure(); closure2();"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 389 | Handle<JSFunction> fun1 = Handle<JSFunction>::cast( |
| 390 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 391 | env->Global() |
| 392 | ->Get(env.local(), v8_str("closure1")) |
| 393 | .ToLocalChecked()))); |
| 394 | Handle<JSFunction> fun2 = Handle<JSFunction>::cast( |
| 395 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 396 | env->Global() |
| 397 | ->Get(env.local(), v8_str("closure2")) |
| 398 | .ToLocalChecked()))); |
| 399 | CHECK(fun1->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 400 | CHECK(fun2->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 401 | CHECK_EQ(fun1->code(), fun2->code()); |
| 402 | } |
| 403 | } |
| 404 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 405 | // Test that optimized code for different closures is actually shared. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 406 | TEST(OptimizedCodeSharing2) { |
| 407 | if (FLAG_stress_compaction) return; |
| 408 | FLAG_allow_natives_syntax = true; |
| 409 | FLAG_native_context_specialization = false; |
| 410 | FLAG_turbo_cache_shared_code = true; |
| 411 | const char* flag = "--turbo-filter=*"; |
| 412 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
| 413 | CcTest::InitializeVM(); |
| 414 | v8::HandleScope scope(CcTest::isolate()); |
| 415 | v8::Local<v8::Script> script = v8_compile( |
| 416 | "function MakeClosure() {" |
| 417 | " return function() { return x; };" |
| 418 | "}"); |
| 419 | Handle<Code> reference_code; |
| 420 | { |
| 421 | LocalContext env; |
| 422 | env->Global() |
| 423 | ->Set(env.local(), v8_str("x"), v8::Integer::New(CcTest::isolate(), 23)) |
| 424 | .FromJust(); |
| 425 | script->GetUnboundScript() |
| 426 | ->BindToCurrentContext() |
| 427 | ->Run(env.local()) |
| 428 | .ToLocalChecked(); |
| 429 | CompileRun( |
| 430 | "var closure0 = MakeClosure();" |
| 431 | "%DebugPrint(closure0());" |
| 432 | "%OptimizeFunctionOnNextCall(closure0);" |
| 433 | "%DebugPrint(closure0());"); |
| 434 | Handle<JSFunction> fun0 = Handle<JSFunction>::cast( |
| 435 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 436 | env->Global() |
| 437 | ->Get(env.local(), v8_str("closure0")) |
| 438 | .ToLocalChecked()))); |
| 439 | CHECK(fun0->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 440 | reference_code = handle(fun0->code()); |
| 441 | } |
| 442 | for (int i = 0; i < 3; i++) { |
| 443 | LocalContext env; |
| 444 | env->Global() |
| 445 | ->Set(env.local(), v8_str("x"), v8::Integer::New(CcTest::isolate(), i)) |
| 446 | .FromJust(); |
| 447 | script->GetUnboundScript() |
| 448 | ->BindToCurrentContext() |
| 449 | ->Run(env.local()) |
| 450 | .ToLocalChecked(); |
| 451 | CompileRun( |
| 452 | "var closure0 = MakeClosure();" |
| 453 | "%DebugPrint(closure0());" |
| 454 | "%OptimizeFunctionOnNextCall(closure0);" |
| 455 | "%DebugPrint(closure0());" |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 456 | "var closure1 = MakeClosure(); closure1();" |
| 457 | "var closure2 = MakeClosure(); closure2();"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 458 | Handle<JSFunction> fun1 = Handle<JSFunction>::cast( |
| 459 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 460 | env->Global() |
| 461 | ->Get(env.local(), v8_str("closure1")) |
| 462 | .ToLocalChecked()))); |
| 463 | Handle<JSFunction> fun2 = Handle<JSFunction>::cast( |
| 464 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 465 | env->Global() |
| 466 | ->Get(env.local(), v8_str("closure2")) |
| 467 | .ToLocalChecked()))); |
| 468 | CHECK(fun1->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 469 | CHECK(fun2->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 470 | CHECK_EQ(*reference_code, fun1->code()); |
| 471 | CHECK_EQ(*reference_code, fun2->code()); |
| 472 | } |
| 473 | } |
| 474 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 475 | // Test that optimized code for different closures is actually shared. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 476 | TEST(OptimizedCodeSharing3) { |
| 477 | if (FLAG_stress_compaction) return; |
| 478 | FLAG_allow_natives_syntax = true; |
| 479 | FLAG_native_context_specialization = false; |
| 480 | FLAG_turbo_cache_shared_code = true; |
| 481 | const char* flag = "--turbo-filter=*"; |
| 482 | FlagList::SetFlagsFromString(flag, StrLength(flag)); |
| 483 | CcTest::InitializeVM(); |
| 484 | v8::HandleScope scope(CcTest::isolate()); |
| 485 | v8::Local<v8::Script> script = v8_compile( |
| 486 | "function MakeClosure() {" |
| 487 | " return function() { return x; };" |
| 488 | "}"); |
| 489 | Handle<Code> reference_code; |
| 490 | { |
| 491 | LocalContext env; |
| 492 | env->Global() |
| 493 | ->Set(env.local(), v8_str("x"), v8::Integer::New(CcTest::isolate(), 23)) |
| 494 | .FromJust(); |
| 495 | script->GetUnboundScript() |
| 496 | ->BindToCurrentContext() |
| 497 | ->Run(env.local()) |
| 498 | .ToLocalChecked(); |
| 499 | CompileRun( |
| 500 | "var closure0 = MakeClosure();" |
| 501 | "%DebugPrint(closure0());" |
| 502 | "%OptimizeFunctionOnNextCall(closure0);" |
| 503 | "%DebugPrint(closure0());"); |
| 504 | Handle<JSFunction> fun0 = Handle<JSFunction>::cast( |
| 505 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 506 | env->Global() |
| 507 | ->Get(env.local(), v8_str("closure0")) |
| 508 | .ToLocalChecked()))); |
| 509 | CHECK(fun0->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 510 | reference_code = handle(fun0->code()); |
| 511 | // Evict only the context-dependent entry from the optimized code map. This |
| 512 | // leaves it in a state where only the context-independent entry exists. |
| 513 | fun0->shared()->TrimOptimizedCodeMap(SharedFunctionInfo::kEntryLength); |
| 514 | } |
| 515 | for (int i = 0; i < 3; i++) { |
| 516 | LocalContext env; |
| 517 | env->Global() |
| 518 | ->Set(env.local(), v8_str("x"), v8::Integer::New(CcTest::isolate(), i)) |
| 519 | .FromJust(); |
| 520 | script->GetUnboundScript() |
| 521 | ->BindToCurrentContext() |
| 522 | ->Run(env.local()) |
| 523 | .ToLocalChecked(); |
| 524 | CompileRun( |
| 525 | "var closure0 = MakeClosure();" |
| 526 | "%DebugPrint(closure0());" |
| 527 | "%OptimizeFunctionOnNextCall(closure0);" |
| 528 | "%DebugPrint(closure0());" |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 529 | "var closure1 = MakeClosure(); closure1();" |
| 530 | "var closure2 = MakeClosure(); closure2();"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 531 | Handle<JSFunction> fun1 = Handle<JSFunction>::cast( |
| 532 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 533 | env->Global() |
| 534 | ->Get(env.local(), v8_str("closure1")) |
| 535 | .ToLocalChecked()))); |
| 536 | Handle<JSFunction> fun2 = Handle<JSFunction>::cast( |
| 537 | v8::Utils::OpenHandle(*v8::Local<v8::Function>::Cast( |
| 538 | env->Global() |
| 539 | ->Get(env.local(), v8_str("closure2")) |
| 540 | .ToLocalChecked()))); |
| 541 | CHECK(fun1->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 542 | CHECK(fun2->IsOptimized() || !CcTest::i_isolate()->use_crankshaft()); |
| 543 | CHECK_EQ(*reference_code, fun1->code()); |
| 544 | CHECK_EQ(*reference_code, fun2->code()); |
| 545 | } |
| 546 | } |
| 547 | |
| 548 | |
| 549 | TEST(CompileFunctionInContext) { |
| 550 | CcTest::InitializeVM(); |
| 551 | v8::HandleScope scope(CcTest::isolate()); |
| 552 | LocalContext env; |
| 553 | CompileRun("var r = 10;"); |
| 554 | v8::Local<v8::Object> math = v8::Local<v8::Object>::Cast( |
| 555 | env->Global()->Get(env.local(), v8_str("Math")).ToLocalChecked()); |
| 556 | v8::ScriptCompiler::Source script_source(v8_str( |
| 557 | "a = PI * r * r;" |
| 558 | "x = r * cos(PI);" |
| 559 | "y = r * sin(PI / 2);")); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 560 | v8::Local<v8::Function> fun = |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 561 | v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source, |
| 562 | 0, NULL, 1, &math) |
| 563 | .ToLocalChecked(); |
| 564 | CHECK(!fun.IsEmpty()); |
| 565 | fun->Call(env.local(), env->Global(), 0, NULL).ToLocalChecked(); |
| 566 | CHECK(env->Global()->Has(env.local(), v8_str("a")).FromJust()); |
| 567 | v8::Local<v8::Value> a = |
| 568 | env->Global()->Get(env.local(), v8_str("a")).ToLocalChecked(); |
| 569 | CHECK(a->IsNumber()); |
| 570 | CHECK(env->Global()->Has(env.local(), v8_str("x")).FromJust()); |
| 571 | v8::Local<v8::Value> x = |
| 572 | env->Global()->Get(env.local(), v8_str("x")).ToLocalChecked(); |
| 573 | CHECK(x->IsNumber()); |
| 574 | CHECK(env->Global()->Has(env.local(), v8_str("y")).FromJust()); |
| 575 | v8::Local<v8::Value> y = |
| 576 | env->Global()->Get(env.local(), v8_str("y")).ToLocalChecked(); |
| 577 | CHECK(y->IsNumber()); |
| 578 | CHECK_EQ(314.1592653589793, a->NumberValue(env.local()).FromJust()); |
| 579 | CHECK_EQ(-10.0, x->NumberValue(env.local()).FromJust()); |
| 580 | CHECK_EQ(10.0, y->NumberValue(env.local()).FromJust()); |
| 581 | } |
| 582 | |
| 583 | |
| 584 | TEST(CompileFunctionInContextComplex) { |
| 585 | CcTest::InitializeVM(); |
| 586 | v8::HandleScope scope(CcTest::isolate()); |
| 587 | LocalContext env; |
| 588 | CompileRun( |
| 589 | "var x = 1;" |
| 590 | "var y = 2;" |
| 591 | "var z = 4;" |
| 592 | "var a = {x: 8, y: 16};" |
| 593 | "var b = {x: 32};"); |
| 594 | v8::Local<v8::Object> ext[2]; |
| 595 | ext[0] = v8::Local<v8::Object>::Cast( |
| 596 | env->Global()->Get(env.local(), v8_str("a")).ToLocalChecked()); |
| 597 | ext[1] = v8::Local<v8::Object>::Cast( |
| 598 | env->Global()->Get(env.local(), v8_str("b")).ToLocalChecked()); |
| 599 | v8::ScriptCompiler::Source script_source(v8_str("result = x + y + z")); |
| 600 | v8::Local<v8::Function> fun = |
| 601 | v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source, |
| 602 | 0, NULL, 2, ext) |
| 603 | .ToLocalChecked(); |
| 604 | CHECK(!fun.IsEmpty()); |
| 605 | fun->Call(env.local(), env->Global(), 0, NULL).ToLocalChecked(); |
| 606 | CHECK(env->Global()->Has(env.local(), v8_str("result")).FromJust()); |
| 607 | v8::Local<v8::Value> result = |
| 608 | env->Global()->Get(env.local(), v8_str("result")).ToLocalChecked(); |
| 609 | CHECK(result->IsNumber()); |
| 610 | CHECK_EQ(52.0, result->NumberValue(env.local()).FromJust()); |
| 611 | } |
| 612 | |
| 613 | |
| 614 | TEST(CompileFunctionInContextArgs) { |
| 615 | CcTest::InitializeVM(); |
| 616 | v8::HandleScope scope(CcTest::isolate()); |
| 617 | LocalContext env; |
| 618 | CompileRun("var a = {x: 23};"); |
| 619 | v8::Local<v8::Object> ext[1]; |
| 620 | ext[0] = v8::Local<v8::Object>::Cast( |
| 621 | env->Global()->Get(env.local(), v8_str("a")).ToLocalChecked()); |
| 622 | v8::ScriptCompiler::Source script_source(v8_str("result = x + b")); |
| 623 | v8::Local<v8::String> arg = v8_str("b"); |
| 624 | v8::Local<v8::Function> fun = |
| 625 | v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source, |
| 626 | 1, &arg, 1, ext) |
| 627 | .ToLocalChecked(); |
| 628 | CHECK(!fun.IsEmpty()); |
| 629 | v8::Local<v8::Value> b_value = v8::Number::New(CcTest::isolate(), 42.0); |
| 630 | fun->Call(env.local(), env->Global(), 1, &b_value).ToLocalChecked(); |
| 631 | CHECK(env->Global()->Has(env.local(), v8_str("result")).FromJust()); |
| 632 | v8::Local<v8::Value> result = |
| 633 | env->Global()->Get(env.local(), v8_str("result")).ToLocalChecked(); |
| 634 | CHECK(result->IsNumber()); |
| 635 | CHECK_EQ(65.0, result->NumberValue(env.local()).FromJust()); |
| 636 | } |
| 637 | |
| 638 | |
| 639 | TEST(CompileFunctionInContextComments) { |
| 640 | CcTest::InitializeVM(); |
| 641 | v8::HandleScope scope(CcTest::isolate()); |
| 642 | LocalContext env; |
| 643 | CompileRun("var a = {x: 23, y: 1, z: 2};"); |
| 644 | v8::Local<v8::Object> ext[1]; |
| 645 | ext[0] = v8::Local<v8::Object>::Cast( |
| 646 | env->Global()->Get(env.local(), v8_str("a")).ToLocalChecked()); |
| 647 | v8::ScriptCompiler::Source script_source( |
| 648 | v8_str("result = /* y + */ x + b // + z")); |
| 649 | v8::Local<v8::String> arg = v8_str("b"); |
| 650 | v8::Local<v8::Function> fun = |
| 651 | v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source, |
| 652 | 1, &arg, 1, ext) |
| 653 | .ToLocalChecked(); |
| 654 | CHECK(!fun.IsEmpty()); |
| 655 | v8::Local<v8::Value> b_value = v8::Number::New(CcTest::isolate(), 42.0); |
| 656 | fun->Call(env.local(), env->Global(), 1, &b_value).ToLocalChecked(); |
| 657 | CHECK(env->Global()->Has(env.local(), v8_str("result")).FromJust()); |
| 658 | v8::Local<v8::Value> result = |
| 659 | env->Global()->Get(env.local(), v8_str("result")).ToLocalChecked(); |
| 660 | CHECK(result->IsNumber()); |
| 661 | CHECK_EQ(65.0, result->NumberValue(env.local()).FromJust()); |
| 662 | } |
| 663 | |
| 664 | |
| 665 | TEST(CompileFunctionInContextNonIdentifierArgs) { |
| 666 | CcTest::InitializeVM(); |
| 667 | v8::HandleScope scope(CcTest::isolate()); |
| 668 | LocalContext env; |
| 669 | v8::ScriptCompiler::Source script_source(v8_str("result = 1")); |
| 670 | v8::Local<v8::String> arg = v8_str("b }"); |
| 671 | CHECK(v8::ScriptCompiler::CompileFunctionInContext( |
| 672 | env.local(), &script_source, 1, &arg, 0, NULL) |
| 673 | .IsEmpty()); |
| 674 | } |
| 675 | |
| 676 | |
| 677 | TEST(CompileFunctionInContextScriptOrigin) { |
| 678 | CcTest::InitializeVM(); |
| 679 | v8::HandleScope scope(CcTest::isolate()); |
| 680 | LocalContext env; |
| 681 | v8::ScriptOrigin origin(v8_str("test"), |
| 682 | v8::Integer::New(CcTest::isolate(), 22), |
| 683 | v8::Integer::New(CcTest::isolate(), 41)); |
| 684 | v8::ScriptCompiler::Source script_source(v8_str("throw new Error()"), origin); |
| 685 | v8::Local<v8::Function> fun = |
| 686 | v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source, |
| 687 | 0, NULL, 0, NULL) |
| 688 | .ToLocalChecked(); |
| 689 | CHECK(!fun.IsEmpty()); |
| 690 | v8::TryCatch try_catch(CcTest::isolate()); |
| 691 | CcTest::isolate()->SetCaptureStackTraceForUncaughtExceptions(true); |
| 692 | CHECK(fun->Call(env.local(), env->Global(), 0, NULL).IsEmpty()); |
| 693 | CHECK(try_catch.HasCaught()); |
| 694 | CHECK(!try_catch.Exception().IsEmpty()); |
| 695 | v8::Local<v8::StackTrace> stack = |
| 696 | v8::Exception::GetStackTrace(try_catch.Exception()); |
| 697 | CHECK(!stack.IsEmpty()); |
| 698 | CHECK(stack->GetFrameCount() > 0); |
| 699 | v8::Local<v8::StackFrame> frame = stack->GetFrame(0); |
| 700 | CHECK_EQ(23, frame->GetLineNumber()); |
| 701 | CHECK_EQ(42 + strlen("throw "), static_cast<unsigned>(frame->GetColumn())); |
| 702 | } |
| 703 | |
| 704 | |
| 705 | #ifdef ENABLE_DISASSEMBLER |
| 706 | static Handle<JSFunction> GetJSFunction(v8::Local<v8::Object> obj, |
| 707 | const char* property_name) { |
| 708 | v8::Local<v8::Function> fun = v8::Local<v8::Function>::Cast( |
| 709 | obj->Get(CcTest::isolate()->GetCurrentContext(), v8_str(property_name)) |
| 710 | .ToLocalChecked()); |
| 711 | return Handle<JSFunction>::cast(v8::Utils::OpenHandle(*fun)); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 712 | } |
| 713 | |
| 714 | |
| 715 | static void CheckCodeForUnsafeLiteral(Handle<JSFunction> f) { |
| 716 | // Create a disassembler with default name lookup. |
| 717 | disasm::NameConverter name_converter; |
| 718 | disasm::Disassembler d(name_converter); |
| 719 | |
| 720 | if (f->code()->kind() == Code::FUNCTION) { |
| 721 | Address pc = f->code()->instruction_start(); |
| 722 | int decode_size = |
| 723 | Min(f->code()->instruction_size(), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 724 | static_cast<int>(f->code()->back_edge_table_offset())); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 725 | if (FLAG_enable_embedded_constant_pool) { |
| 726 | decode_size = Min(decode_size, f->code()->constant_pool_offset()); |
| 727 | } |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 728 | Address end = pc + decode_size; |
| 729 | |
| 730 | v8::internal::EmbeddedVector<char, 128> decode_buffer; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 731 | v8::internal::EmbeddedVector<char, 128> smi_hex_buffer; |
| 732 | Smi* smi = Smi::FromInt(12345678); |
| 733 | SNPrintF(smi_hex_buffer, "0x%" V8PRIxPTR, reinterpret_cast<intptr_t>(smi)); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 734 | while (pc < end) { |
Ben Murdoch | 42effa5 | 2011-08-19 16:40:31 +0100 | [diff] [blame] | 735 | int num_const = d.ConstantPoolSizeAt(pc); |
| 736 | if (num_const >= 0) { |
| 737 | pc += (num_const + 1) * kPointerSize; |
| 738 | } else { |
| 739 | pc += d.InstructionDecode(decode_buffer, pc); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 740 | CHECK(strstr(decode_buffer.start(), smi_hex_buffer.start()) == NULL); |
Ben Murdoch | 42effa5 | 2011-08-19 16:40:31 +0100 | [diff] [blame] | 741 | } |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 742 | } |
| 743 | } |
| 744 | } |
| 745 | |
| 746 | |
| 747 | TEST(SplitConstantsInFullCompiler) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 748 | LocalContext context; |
| 749 | v8::HandleScope scope(CcTest::isolate()); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 750 | |
| 751 | CompileRun("function f() { a = 12345678 }; f();"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 752 | CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f")); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 753 | CompileRun("function f(x) { a = 12345678 + x}; f(1);"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 754 | CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f")); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 755 | CompileRun("function f(x) { var arguments = 1; x += 12345678}; f(1);"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 756 | CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f")); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 757 | CompileRun("function f(x) { var arguments = 1; x = 12345678}; f(1);"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 758 | CheckCodeForUnsafeLiteral(GetJSFunction(context->Global(), "f")); |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 759 | } |
| 760 | #endif |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 761 | |
| 762 | static void IsBaselineCompiled( |
| 763 | const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 764 | Handle<Object> object = v8::Utils::OpenHandle(*args[0]); |
| 765 | Handle<JSFunction> function = Handle<JSFunction>::cast(object); |
| 766 | bool is_baseline = function->shared()->code()->kind() == Code::FUNCTION; |
| 767 | return args.GetReturnValue().Set(is_baseline); |
| 768 | } |
| 769 | |
| 770 | static void InstallIsBaselineCompiledHelper(v8::Isolate* isolate) { |
| 771 | v8::Local<v8::Context> context = isolate->GetCurrentContext(); |
| 772 | v8::Local<v8::FunctionTemplate> t = |
| 773 | v8::FunctionTemplate::New(isolate, IsBaselineCompiled); |
| 774 | CHECK(context->Global() |
| 775 | ->Set(context, v8_str("IsBaselineCompiled"), |
| 776 | t->GetFunction(context).ToLocalChecked()) |
| 777 | .FromJust()); |
| 778 | } |
| 779 | |
| 780 | TEST(IgnitionBaselineOnReturn) { |
| 781 | FLAG_allow_natives_syntax = true; |
| 782 | FLAG_always_opt = false; |
| 783 | CcTest::InitializeVM(); |
| 784 | FLAG_ignition = true; |
| 785 | reinterpret_cast<i::Isolate*>(CcTest::isolate())->interpreter()->Initialize(); |
| 786 | v8::HandleScope scope(CcTest::isolate()); |
| 787 | InstallIsBaselineCompiledHelper(CcTest::isolate()); |
| 788 | |
| 789 | CompileRun( |
| 790 | "var is_baseline_in_function, is_baseline_after_return;\n" |
| 791 | "var return_val;\n" |
| 792 | "function f() {\n" |
| 793 | " %CompileBaseline(f);\n" |
| 794 | " is_baseline_in_function = IsBaselineCompiled(f);\n" |
| 795 | " return 1234;\n" |
| 796 | "};\n" |
| 797 | "return_val = f();\n" |
| 798 | "is_baseline_after_return = IsBaselineCompiled(f);\n"); |
| 799 | CHECK_EQ(false, GetGlobalProperty("is_baseline_in_function")->BooleanValue()); |
| 800 | CHECK_EQ(true, GetGlobalProperty("is_baseline_after_return")->BooleanValue()); |
| 801 | CHECK_EQ(1234.0, GetGlobalProperty("return_val")->Number()); |
| 802 | } |