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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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_X87 | 5 #if V8_TARGET_ARCH_X87 |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
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679 __ pop(esi); // Callee's context. | 679 __ pop(esi); // Callee's context. |
680 __ leave(); // Leave the frame so we can tail call. | 680 __ leave(); // Leave the frame so we can tail call. |
681 __ mov(ecx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); | 681 __ mov(ecx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); |
682 __ mov(ecx, FieldOperand(ecx, SharedFunctionInfo::kCodeOffset)); | 682 __ mov(ecx, FieldOperand(ecx, SharedFunctionInfo::kCodeOffset)); |
683 __ lea(ecx, FieldOperand(ecx, Code::kHeaderSize)); | 683 __ lea(ecx, FieldOperand(ecx, Code::kHeaderSize)); |
684 __ mov(FieldOperand(edi, JSFunction::kCodeEntryOffset), ecx); | 684 __ mov(FieldOperand(edi, JSFunction::kCodeEntryOffset), ecx); |
685 __ RecordWriteCodeEntryField(edi, ecx, ebx); | 685 __ RecordWriteCodeEntryField(edi, ecx, ebx); |
686 __ jmp(ecx); | 686 __ jmp(ecx); |
687 } | 687 } |
688 | 688 |
689 void Builtins::Generate_InterpreterMarkBaselineOnReturn(MacroAssembler* masm) { | |
690 // Save the function and context for call to CompileBaseline. | |
691 __ mov(edi, Operand(ebp, StandardFrameConstants::kFunctionOffset)); | |
692 __ mov(kContextRegister, | |
693 Operand(ebp, StandardFrameConstants::kContextOffset)); | |
694 | |
695 // Leave the frame before recompiling for baseline so that we don't count as | |
696 // an activation on the stack. | |
697 LeaveInterpreterFrame(masm, ebx, ecx); | |
698 | |
699 { | |
700 FrameScope frame_scope(masm, StackFrame::INTERNAL); | |
701 // Push return value. | |
702 __ push(eax); | |
703 | |
704 // Push function as argument and compile for baseline. | |
705 __ push(edi); | |
706 __ CallRuntime(Runtime::kCompileBaseline); | |
707 | |
708 // Restore return value. | |
709 __ pop(eax); | |
710 } | |
711 __ ret(0); | |
712 } | |
713 | |
714 static void Generate_StackOverflowCheck(MacroAssembler* masm, Register num_args, | 689 static void Generate_StackOverflowCheck(MacroAssembler* masm, Register num_args, |
715 Register scratch1, Register scratch2, | 690 Register scratch1, Register scratch2, |
716 Label* stack_overflow, | 691 Label* stack_overflow, |
717 bool include_receiver = false) { | 692 bool include_receiver = false) { |
718 // Check the stack for overflow. We are not trying to catch | 693 // Check the stack for overflow. We are not trying to catch |
719 // interruptions (e.g. debug break and preemption) here, so the "real stack | 694 // interruptions (e.g. debug break and preemption) here, so the "real stack |
720 // limit" is checked. | 695 // limit" is checked. |
721 ExternalReference real_stack_limit = | 696 ExternalReference real_stack_limit = |
722 ExternalReference::address_of_real_stack_limit(masm->isolate()); | 697 ExternalReference::address_of_real_stack_limit(masm->isolate()); |
723 __ mov(scratch1, Operand::StaticVariable(real_stack_limit)); | 698 __ mov(scratch1, Operand::StaticVariable(real_stack_limit)); |
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3154 | 3129 |
3155 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) { | 3130 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) { |
3156 Generate_OnStackReplacementHelper(masm, true); | 3131 Generate_OnStackReplacementHelper(masm, true); |
3157 } | 3132 } |
3158 | 3133 |
3159 #undef __ | 3134 #undef __ |
3160 } // namespace internal | 3135 } // namespace internal |
3161 } // namespace v8 | 3136 } // namespace v8 |
3162 | 3137 |
3163 #endif // V8_TARGET_ARCH_X87 | 3138 #endif // V8_TARGET_ARCH_X87 |
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