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Issue 211393007: Backport https://code.google.com/p/v8/source/detail?r=19360 to 3.24.35 (Closed) Base URL: https://github.com/v8/v8.git@3.24
Patch Set: Created 6 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved.7 1 // Copyright 2012 the V8 project authors. All rights reserved.7
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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267 267
268 268
269 bool LCodeGen::GenerateDeferredCode() { 269 bool LCodeGen::GenerateDeferredCode() {
270 ASSERT(is_generating()); 270 ASSERT(is_generating());
271 if (deferred_.length() > 0) { 271 if (deferred_.length() > 0) {
272 for (int i = 0; !is_aborted() && i < deferred_.length(); i++) { 272 for (int i = 0; !is_aborted() && i < deferred_.length(); i++) {
273 LDeferredCode* code = deferred_[i]; 273 LDeferredCode* code = deferred_[i];
274 274
275 HValue* value = 275 HValue* value =
276 instructions_->at(code->instruction_index())->hydrogen_value(); 276 instructions_->at(code->instruction_index())->hydrogen_value();
277 RecordAndWritePosition(value->position()); 277 RecordAndWritePosition(
278 chunk()->graph()->SourcePositionToScriptPosition(value->position()));
278 279
279 Comment(";;; <@%d,#%d> " 280 Comment(";;; <@%d,#%d> "
280 "-------------------- Deferred %s --------------------", 281 "-------------------- Deferred %s --------------------",
281 code->instruction_index(), 282 code->instruction_index(),
282 code->instr()->hydrogen_value()->id(), 283 code->instr()->hydrogen_value()->id(),
283 code->instr()->Mnemonic()); 284 code->instr()->Mnemonic());
284 __ bind(code->entry()); 285 __ bind(code->entry());
285 if (NeedsDeferredFrame()) { 286 if (NeedsDeferredFrame()) {
286 Comment(";;; Build frame"); 287 Comment(";;; Build frame");
287 ASSERT(!frame_is_built_); 288 ASSERT(!frame_is_built_);
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859 void LCodeGen::PopulateDeoptimizationData(Handle<Code> code) { 860 void LCodeGen::PopulateDeoptimizationData(Handle<Code> code) {
860 int length = deoptimizations_.length(); 861 int length = deoptimizations_.length();
861 if (length == 0) return; 862 if (length == 0) return;
862 Handle<DeoptimizationInputData> data = 863 Handle<DeoptimizationInputData> data =
863 factory()->NewDeoptimizationInputData(length, TENURED); 864 factory()->NewDeoptimizationInputData(length, TENURED);
864 865
865 Handle<ByteArray> translations = 866 Handle<ByteArray> translations =
866 translations_.CreateByteArray(isolate()->factory()); 867 translations_.CreateByteArray(isolate()->factory());
867 data->SetTranslationByteArray(*translations); 868 data->SetTranslationByteArray(*translations);
868 data->SetInlinedFunctionCount(Smi::FromInt(inlined_function_count_)); 869 data->SetInlinedFunctionCount(Smi::FromInt(inlined_function_count_));
870 data->SetOptimizationId(Smi::FromInt(info_->optimization_id()));
869 871
870 Handle<FixedArray> literals = 872 Handle<FixedArray> literals =
871 factory()->NewFixedArray(deoptimization_literals_.length(), TENURED); 873 factory()->NewFixedArray(deoptimization_literals_.length(), TENURED);
872 { AllowDeferredHandleDereference copy_handles; 874 { AllowDeferredHandleDereference copy_handles;
873 for (int i = 0; i < deoptimization_literals_.length(); i++) { 875 for (int i = 0; i < deoptimization_literals_.length(); i++) {
874 literals->set(i, *deoptimization_literals_[i]); 876 literals->set(i, *deoptimization_literals_[i]);
875 } 877 }
876 data->SetLiteralArray(*literals); 878 data->SetLiteralArray(*literals);
877 } 879 }
878 880
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5741 __ Subu(scratch, result, scratch); 5743 __ Subu(scratch, result, scratch);
5742 __ lw(result, FieldMemOperand(scratch, 5744 __ lw(result, FieldMemOperand(scratch,
5743 FixedArray::kHeaderSize - kPointerSize)); 5745 FixedArray::kHeaderSize - kPointerSize));
5744 __ bind(&done); 5746 __ bind(&done);
5745 } 5747 }
5746 5748
5747 5749
5748 #undef __ 5750 #undef __
5749 5751
5750 } } // namespace v8::internal 5752 } } // namespace v8::internal
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