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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
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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2056 __ push(eax); | 2056 __ push(eax); |
2057 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); | 2057 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); |
2058 __ CallRuntime(Runtime::kTraceExit, 1); | 2058 __ CallRuntime(Runtime::kTraceExit, 1); |
2059 } | 2059 } |
2060 __ mov(esp, ebp); | 2060 __ mov(esp, ebp); |
2061 __ pop(ebp); | 2061 __ pop(ebp); |
2062 __ Ret((ParameterCount() + 1) * kPointerSize, ecx); | 2062 __ Ret((ParameterCount() + 1) * kPointerSize, ecx); |
2063 } | 2063 } |
2064 | 2064 |
2065 | 2065 |
2066 void LCodeGen::DoLoadGlobalCell(LLoadGlobalCell* instr) { | 2066 void LCodeGen::DoLoadGlobal(LLoadGlobal* instr) { |
2067 Register result = ToRegister(instr->result()); | 2067 Register result = ToRegister(instr->result()); |
2068 __ mov(result, Operand::Cell(instr->hydrogen()->cell())); | 2068 __ mov(result, Operand::Cell(instr->hydrogen()->cell())); |
2069 if (instr->hydrogen()->check_hole_value()) { | 2069 if (instr->hydrogen()->check_hole_value()) { |
2070 __ cmp(result, Factory::the_hole_value()); | 2070 __ cmp(result, Factory::the_hole_value()); |
2071 DeoptimizeIf(equal, instr->environment()); | 2071 DeoptimizeIf(equal, instr->environment()); |
2072 } | 2072 } |
2073 } | 2073 } |
2074 | 2074 |
2075 | 2075 |
2076 void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) { | |
2077 ASSERT(ToRegister(instr->context()).is(esi)); | |
2078 ASSERT(ToRegister(instr->global_object()).is(eax)); | |
2079 ASSERT(ToRegister(instr->result()).is(eax)); | |
2080 | |
2081 __ mov(ecx, instr->name()); | |
2082 RelocInfo::Mode mode = instr->for_typeof() ? RelocInfo::CODE_TARGET : | |
2083 RelocInfo::CODE_TARGET_CONTEXT; | |
2084 Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Initialize)); | |
2085 CallCode(ic, mode, instr); | |
2086 } | |
2087 | |
2088 | |
2089 void LCodeGen::DoStoreGlobal(LStoreGlobal* instr) { | 2076 void LCodeGen::DoStoreGlobal(LStoreGlobal* instr) { |
2090 Register value = ToRegister(instr->InputAt(0)); | 2077 Register value = ToRegister(instr->InputAt(0)); |
2091 Operand cell_operand = Operand::Cell(instr->hydrogen()->cell()); | 2078 Operand cell_operand = Operand::Cell(instr->hydrogen()->cell()); |
2092 | 2079 |
2093 // If the cell we are storing to contains the hole it could have | 2080 // If the cell we are storing to contains the hole it could have |
2094 // been deleted from the property dictionary. In that case, we need | 2081 // been deleted from the property dictionary. In that case, we need |
2095 // to update the property details in the property dictionary to mark | 2082 // to update the property details in the property dictionary to mark |
2096 // it as no longer deleted. We deoptimize in that case. | 2083 // it as no longer deleted. We deoptimize in that case. |
2097 if (instr->hydrogen()->check_hole_value()) { | 2084 if (instr->hydrogen()->check_hole_value()) { |
2098 __ cmp(cell_operand, Factory::the_hole_value()); | 2085 __ cmp(cell_operand, Factory::the_hole_value()); |
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3999 ASSERT(osr_pc_offset_ == -1); | 3986 ASSERT(osr_pc_offset_ == -1); |
4000 osr_pc_offset_ = masm()->pc_offset(); | 3987 osr_pc_offset_ = masm()->pc_offset(); |
4001 } | 3988 } |
4002 | 3989 |
4003 | 3990 |
4004 #undef __ | 3991 #undef __ |
4005 | 3992 |
4006 } } // namespace v8::internal | 3993 } } // namespace v8::internal |
4007 | 3994 |
4008 #endif // V8_TARGET_ARCH_IA32 | 3995 #endif // V8_TARGET_ARCH_IA32 |
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