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Issue 2562623003: Revert of Store OSR'd optimized code on the native context. (patchset #8 id:140001 of https://coder… (Closed)
Patch Set: Created 4 years ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #if V8_TARGET_ARCH_IA32 5 #if V8_TARGET_ARCH_IA32
6 6
7 #include "src/code-factory.h" 7 #include "src/code-factory.h"
8 #include "src/codegen.h" 8 #include "src/codegen.h"
9 #include "src/deoptimizer.h" 9 #include "src/deoptimizer.h"
10 #include "src/full-codegen/full-codegen.h" 10 #include "src/full-codegen/full-codegen.h"
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1048 1048
1049 __ bind(&loop_top); 1049 __ bind(&loop_top);
1050 Register temp = edi; 1050 Register temp = edi;
1051 1051
1052 // Does the native context match? 1052 // Does the native context match?
1053 __ mov(temp, FieldOperand(map, index, times_half_pointer_size, 1053 __ mov(temp, FieldOperand(map, index, times_half_pointer_size,
1054 SharedFunctionInfo::kOffsetToPreviousContext)); 1054 SharedFunctionInfo::kOffsetToPreviousContext));
1055 __ mov(temp, FieldOperand(temp, WeakCell::kValueOffset)); 1055 __ mov(temp, FieldOperand(temp, WeakCell::kValueOffset));
1056 __ cmp(temp, native_context); 1056 __ cmp(temp, native_context);
1057 __ j(not_equal, &loop_bottom); 1057 __ j(not_equal, &loop_bottom);
1058 // OSR id set to none?
1059 __ mov(temp, FieldOperand(map, index, times_half_pointer_size,
1060 SharedFunctionInfo::kOffsetToPreviousOsrAstId));
1061 const int bailout_id = BailoutId::None().ToInt();
1062 __ cmp(temp, Immediate(Smi::FromInt(bailout_id)));
1063 __ j(not_equal, &loop_bottom);
1058 // Literals available? 1064 // Literals available?
1059 __ mov(temp, FieldOperand(map, index, times_half_pointer_size, 1065 __ mov(temp, FieldOperand(map, index, times_half_pointer_size,
1060 SharedFunctionInfo::kOffsetToPreviousLiterals)); 1066 SharedFunctionInfo::kOffsetToPreviousLiterals));
1061 __ mov(temp, FieldOperand(temp, WeakCell::kValueOffset)); 1067 __ mov(temp, FieldOperand(temp, WeakCell::kValueOffset));
1062 __ JumpIfSmi(temp, &gotta_call_runtime); 1068 __ JumpIfSmi(temp, &gotta_call_runtime);
1063 1069
1064 // Save the literals in the closure. 1070 // Save the literals in the closure.
1065 __ mov(ecx, Operand(esp, 0)); 1071 __ mov(ecx, Operand(esp, 0));
1066 __ mov(FieldOperand(ecx, JSFunction::kLiteralsOffset), temp); 1072 __ mov(FieldOperand(ecx, JSFunction::kLiteralsOffset), temp);
1067 __ push(index); 1073 __ push(index);
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3109 3115
3110 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) { 3116 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) {
3111 Generate_OnStackReplacementHelper(masm, true); 3117 Generate_OnStackReplacementHelper(masm, true);
3112 } 3118 }
3113 3119
3114 #undef __ 3120 #undef __
3115 } // namespace internal 3121 } // namespace internal
3116 } // namespace v8 3122 } // namespace v8
3117 3123
3118 #endif // V8_TARGET_ARCH_IA32 3124 #endif // V8_TARGET_ARCH_IA32
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