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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 #include "src/ast/scopes.h" | 5 #include "src/ast/scopes.h" |
| 6 #include "src/compiler/code-generator.h" | 6 #include "src/compiler/code-generator.h" |
| 7 #include "src/compiler/code-generator-impl.h" | 7 #include "src/compiler/code-generator-impl.h" |
| 8 #include "src/compiler/gap-resolver.h" | 8 #include "src/compiler/gap-resolver.h" |
| 9 #include "src/compiler/node-matchers.h" | 9 #include "src/compiler/node-matchers.h" |
| 10 #include "src/compiler/osr.h" | 10 #include "src/compiler/osr.h" |
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| 1824 void CodeGenerator::AssembleDeoptimizerCall( | 1824 void CodeGenerator::AssembleDeoptimizerCall( |
| 1825 int deoptimization_id, Deoptimizer::BailoutType bailout_type) { | 1825 int deoptimization_id, Deoptimizer::BailoutType bailout_type) { |
| 1826 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry( | 1826 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry( |
| 1827 isolate(), deoptimization_id, bailout_type); | 1827 isolate(), deoptimization_id, bailout_type); |
| 1828 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY); | 1828 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY); |
| 1829 } | 1829 } |
| 1830 | 1830 |
| 1831 | 1831 |
| 1832 void CodeGenerator::AssemblePrologue() { | 1832 void CodeGenerator::AssemblePrologue() { |
| 1833 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor(); | 1833 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor(); |
| 1834 if (descriptor->IsCFunctionCall()) { | 1834 if (frame()->needs_frame()) { |
| 1835 __ Push(ra, fp); | 1835 if (descriptor->IsCFunctionCall()) { |
| 1836 __ mov(fp, sp); | 1836 __ Push(ra, fp); |
| 1837 } else if (descriptor->IsJSFunctionCall()) { | 1837 __ mov(fp, sp); |
| 1838 __ Prologue(this->info()->GeneratePreagedPrologue()); | 1838 } else if (descriptor->IsJSFunctionCall()) { |
| 1839 } else if (frame()->needs_frame()) { | 1839 __ Prologue(this->info()->GeneratePreagedPrologue()); |
| 1840 __ StubPrologue(); | 1840 } else { |
| 1841 __ StubPrologue(info()->GetOutputStackFrameType()); |
| 1842 } |
| 1841 } else { | 1843 } else { |
| 1842 frame()->SetElidedFrameSizeInSlots(0); | 1844 frame()->SetElidedFrameSizeInSlots(0); |
| 1843 } | 1845 } |
| 1844 frame_access_state()->SetFrameAccessToDefault(); | 1846 frame_access_state()->SetFrameAccessToDefault(); |
| 1845 | 1847 |
| 1846 int stack_shrink_slots = frame()->GetSpillSlotCount(); | 1848 int stack_shrink_slots = frame()->GetSpillSlotCount(); |
| 1847 if (info()->is_osr()) { | 1849 if (info()->is_osr()) { |
| 1848 // TurboFan OSR-compiled functions cannot be entered directly. | 1850 // TurboFan OSR-compiled functions cannot be entered directly. |
| 1849 __ Abort(kShouldNotDirectlyEnterOsrFunction); | 1851 __ Abort(kShouldNotDirectlyEnterOsrFunction); |
| 1850 | 1852 |
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| 2128 padding_size -= v8::internal::Assembler::kInstrSize; | 2130 padding_size -= v8::internal::Assembler::kInstrSize; |
| 2129 } | 2131 } |
| 2130 } | 2132 } |
| 2131 } | 2133 } |
| 2132 | 2134 |
| 2133 #undef __ | 2135 #undef __ |
| 2134 | 2136 |
| 2135 } // namespace compiler | 2137 } // namespace compiler |
| 2136 } // namespace internal | 2138 } // namespace internal |
| 2137 } // namespace v8 | 2139 } // namespace v8 |
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