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| 1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_X64 | 5 #if V8_TARGET_ARCH_X64 |
| 6 | 6 |
| 7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
| 8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
| 9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
| 10 #include "src/cpu-profiler.h" | 10 #include "src/cpu-profiler.h" |
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| 113 | 113 |
| 114 | 114 |
| 115 bool LCodeGen::GeneratePrologue() { | 115 bool LCodeGen::GeneratePrologue() { |
| 116 DCHECK(is_generating()); | 116 DCHECK(is_generating()); |
| 117 | 117 |
| 118 if (info()->IsOptimizing()) { | 118 if (info()->IsOptimizing()) { |
| 119 ProfileEntryHookStub::MaybeCallEntryHook(masm_); | 119 ProfileEntryHookStub::MaybeCallEntryHook(masm_); |
| 120 | 120 |
| 121 #ifdef DEBUG | 121 #ifdef DEBUG |
| 122 if (strlen(FLAG_stop_at) > 0 && | 122 if (strlen(FLAG_stop_at) > 0 && |
| 123 info_->function()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { | 123 info_->literal()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) { |
| 124 __ int3(); | 124 __ int3(); |
| 125 } | 125 } |
| 126 #endif | 126 #endif |
| 127 | 127 |
| 128 // Sloppy mode functions need to replace the receiver with the global proxy | 128 // Sloppy mode functions need to replace the receiver with the global proxy |
| 129 // when called as functions (without an explicit receiver object). | 129 // when called as functions (without an explicit receiver object). |
| 130 if (is_sloppy(info()->language_mode()) && info()->MayUseThis() && | 130 if (is_sloppy(info()->language_mode()) && info()->MayUseThis() && |
| 131 !info()->is_native() && info()->scope()->has_this_declaration()) { | 131 !info()->is_native() && info()->scope()->has_this_declaration()) { |
| 132 Label ok; | 132 Label ok; |
| 133 StackArgumentsAccessor args(rsp, scope()->num_parameters()); | 133 StackArgumentsAccessor args(rsp, scope()->num_parameters()); |
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| 6055 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6055 RecordSafepoint(Safepoint::kNoLazyDeopt); |
| 6056 } | 6056 } |
| 6057 | 6057 |
| 6058 | 6058 |
| 6059 #undef __ | 6059 #undef __ |
| 6060 | 6060 |
| 6061 } // namespace internal | 6061 } // namespace internal |
| 6062 } // namespace v8 | 6062 } // namespace v8 |
| 6063 | 6063 |
| 6064 #endif // V8_TARGET_ARCH_X64 | 6064 #endif // V8_TARGET_ARCH_X64 |
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