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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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2012 // call to return the value in the same register. | 2012 // call to return the value in the same register. |
2013 __ push(rax); | 2013 __ push(rax); |
2014 __ CallRuntime(Runtime::kTraceExit, 1); | 2014 __ CallRuntime(Runtime::kTraceExit, 1); |
2015 } | 2015 } |
2016 __ movq(rsp, rbp); | 2016 __ movq(rsp, rbp); |
2017 __ pop(rbp); | 2017 __ pop(rbp); |
2018 __ Ret((ParameterCount() + 1) * kPointerSize, rcx); | 2018 __ Ret((ParameterCount() + 1) * kPointerSize, rcx); |
2019 } | 2019 } |
2020 | 2020 |
2021 | 2021 |
2022 void LCodeGen::DoLoadGlobal(LLoadGlobal* instr) { | 2022 void LCodeGen::DoLoadGlobalCell(LLoadGlobalCell* instr) { |
2023 Register result = ToRegister(instr->result()); | 2023 Register result = ToRegister(instr->result()); |
2024 if (result.is(rax)) { | 2024 if (result.is(rax)) { |
2025 __ load_rax(instr->hydrogen()->cell().location(), | 2025 __ load_rax(instr->hydrogen()->cell().location(), |
2026 RelocInfo::GLOBAL_PROPERTY_CELL); | 2026 RelocInfo::GLOBAL_PROPERTY_CELL); |
2027 } else { | 2027 } else { |
2028 __ movq(result, instr->hydrogen()->cell(), RelocInfo::GLOBAL_PROPERTY_CELL); | 2028 __ movq(result, instr->hydrogen()->cell(), RelocInfo::GLOBAL_PROPERTY_CELL); |
2029 __ movq(result, Operand(result, 0)); | 2029 __ movq(result, Operand(result, 0)); |
2030 } | 2030 } |
2031 if (instr->hydrogen()->check_hole_value()) { | 2031 if (instr->hydrogen()->check_hole_value()) { |
2032 __ CompareRoot(result, Heap::kTheHoleValueRootIndex); | 2032 __ CompareRoot(result, Heap::kTheHoleValueRootIndex); |
2033 DeoptimizeIf(equal, instr->environment()); | 2033 DeoptimizeIf(equal, instr->environment()); |
2034 } | 2034 } |
2035 } | 2035 } |
2036 | 2036 |
2037 | 2037 |
| 2038 void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) { |
| 2039 ASSERT(ToRegister(instr->global_object()).is(rax)); |
| 2040 ASSERT(ToRegister(instr->result()).is(rax)); |
| 2041 |
| 2042 __ Move(rcx, instr->name()); |
| 2043 RelocInfo::Mode mode = instr->for_typeof() ? RelocInfo::CODE_TARGET : |
| 2044 RelocInfo::CODE_TARGET_CONTEXT; |
| 2045 Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize(); |
| 2046 CallCode(ic, mode, instr); |
| 2047 } |
| 2048 |
| 2049 |
2038 void LCodeGen::DoStoreGlobal(LStoreGlobal* instr) { | 2050 void LCodeGen::DoStoreGlobal(LStoreGlobal* instr) { |
2039 Register value = ToRegister(instr->InputAt(0)); | 2051 Register value = ToRegister(instr->InputAt(0)); |
2040 Register temp = ToRegister(instr->TempAt(0)); | 2052 Register temp = ToRegister(instr->TempAt(0)); |
2041 ASSERT(!value.is(temp)); | 2053 ASSERT(!value.is(temp)); |
2042 bool check_hole = instr->hydrogen()->check_hole_value(); | 2054 bool check_hole = instr->hydrogen()->check_hole_value(); |
2043 if (!check_hole && value.is(rax)) { | 2055 if (!check_hole && value.is(rax)) { |
2044 __ store_rax(instr->hydrogen()->cell().location(), | 2056 __ store_rax(instr->hydrogen()->cell().location(), |
2045 RelocInfo::GLOBAL_PROPERTY_CELL); | 2057 RelocInfo::GLOBAL_PROPERTY_CELL); |
2046 return; | 2058 return; |
2047 } | 2059 } |
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3940 RegisterEnvironmentForDeoptimization(environment); | 3952 RegisterEnvironmentForDeoptimization(environment); |
3941 ASSERT(osr_pc_offset_ == -1); | 3953 ASSERT(osr_pc_offset_ == -1); |
3942 osr_pc_offset_ = masm()->pc_offset(); | 3954 osr_pc_offset_ = masm()->pc_offset(); |
3943 } | 3955 } |
3944 | 3956 |
3945 #undef __ | 3957 #undef __ |
3946 | 3958 |
3947 } } // namespace v8::internal | 3959 } } // namespace v8::internal |
3948 | 3960 |
3949 #endif // V8_TARGET_ARCH_X64 | 3961 #endif // V8_TARGET_ARCH_X64 |
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