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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/compiler/code-generator.h" | 5 #include "src/compiler/code-generator.h" |
6 #include "src/compiler/code-generator-impl.h" | 6 #include "src/compiler/code-generator-impl.h" |
7 #include "src/compiler/gap-resolver.h" | 7 #include "src/compiler/gap-resolver.h" |
8 #include "src/compiler/node-matchers.h" | 8 #include "src/compiler/node-matchers.h" |
9 #include "src/compiler/node-properties-inl.h" | 9 #include "src/compiler/node-properties-inl.h" |
10 #include "src/mips/macro-assembler-mips.h" | 10 #include "src/mips/macro-assembler-mips.h" |
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708 register_save_area_size += kPointerSize; | 708 register_save_area_size += kPointerSize; |
709 } | 709 } |
710 frame()->SetRegisterSaveAreaSize(register_save_area_size); | 710 frame()->SetRegisterSaveAreaSize(register_save_area_size); |
711 __ MultiPush(saves); | 711 __ MultiPush(saves); |
712 } | 712 } |
713 } else if (descriptor->IsJSFunctionCall()) { | 713 } else if (descriptor->IsJSFunctionCall()) { |
714 CompilationInfo* info = this->info(); | 714 CompilationInfo* info = this->info(); |
715 __ Prologue(info->IsCodePreAgingActive()); | 715 __ Prologue(info->IsCodePreAgingActive()); |
716 frame()->SetRegisterSaveAreaSize( | 716 frame()->SetRegisterSaveAreaSize( |
717 StandardFrameConstants::kFixedFrameSizeFromFp); | 717 StandardFrameConstants::kFixedFrameSizeFromFp); |
718 | |
719 // Sloppy mode functions and builtins need to replace the receiver with the | |
720 // global proxy when called as functions (without an explicit receiver | |
721 // object). | |
722 // TODO(mstarzinger/verwaest): Should this be moved back into the CallIC? | |
723 if (info->strict_mode() == SLOPPY && !info->is_native()) { | |
724 Label ok; | |
725 // +2 for return address and saved frame pointer. | |
726 int receiver_slot = info->scope()->num_parameters() + 2; | |
727 __ lw(a2, MemOperand(fp, receiver_slot * kPointerSize)); | |
728 __ LoadRoot(at, Heap::kUndefinedValueRootIndex); | |
729 __ Branch(&ok, ne, a2, Operand(at)); | |
730 | |
731 __ lw(a2, GlobalObjectOperand()); | |
732 __ lw(a2, FieldMemOperand(a2, GlobalObject::kGlobalProxyOffset)); | |
733 __ sw(a2, MemOperand(fp, receiver_slot * kPointerSize)); | |
734 __ bind(&ok); | |
735 } | |
736 } else { | 718 } else { |
737 __ StubPrologue(); | 719 __ StubPrologue(); |
738 frame()->SetRegisterSaveAreaSize( | 720 frame()->SetRegisterSaveAreaSize( |
739 StandardFrameConstants::kFixedFrameSizeFromFp); | 721 StandardFrameConstants::kFixedFrameSizeFromFp); |
740 } | 722 } |
741 int stack_slots = frame()->GetSpillSlotCount(); | 723 int stack_slots = frame()->GetSpillSlotCount(); |
742 if (stack_slots > 0) { | 724 if (stack_slots > 0) { |
743 __ Subu(sp, sp, Operand(stack_slots * kPointerSize)); | 725 __ Subu(sp, sp, Operand(stack_slots * kPointerSize)); |
744 } | 726 } |
745 } | 727 } |
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961 } | 943 } |
962 } | 944 } |
963 MarkLazyDeoptSite(); | 945 MarkLazyDeoptSite(); |
964 } | 946 } |
965 | 947 |
966 #undef __ | 948 #undef __ |
967 | 949 |
968 } // namespace compiler | 950 } // namespace compiler |
969 } // namespace internal | 951 } // namespace internal |
970 } // namespace v8 | 952 } // namespace v8 |
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