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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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144 !info_->is_native()) { | 144 !info_->is_native()) { |
145 Label ok; | 145 Label ok; |
146 // +1 for return address. | 146 // +1 for return address. |
147 int receiver_offset = (scope()->num_parameters() + 1) * kPointerSize; | 147 int receiver_offset = (scope()->num_parameters() + 1) * kPointerSize; |
148 __ mov(ecx, Operand(esp, receiver_offset)); | 148 __ mov(ecx, Operand(esp, receiver_offset)); |
149 | 149 |
150 __ cmp(ecx, isolate()->factory()->undefined_value()); | 150 __ cmp(ecx, isolate()->factory()->undefined_value()); |
151 __ j(not_equal, &ok, Label::kNear); | 151 __ j(not_equal, &ok, Label::kNear); |
152 | 152 |
153 __ mov(ecx, GlobalObjectOperand()); | 153 __ mov(ecx, GlobalObjectOperand()); |
154 __ mov(ecx, FieldOperand(ecx, GlobalObject::kGlobalReceiverOffset)); | 154 __ mov(ecx, FieldOperand(ecx, GlobalObject::kGlobalProxyOffset)); |
155 | 155 |
156 __ mov(Operand(esp, receiver_offset), ecx); | 156 __ mov(Operand(esp, receiver_offset), ecx); |
157 | 157 |
158 __ bind(&ok); | 158 __ bind(&ok); |
159 } | 159 } |
160 | 160 |
161 if (support_aligned_spilled_doubles_ && dynamic_frame_alignment_) { | 161 if (support_aligned_spilled_doubles_ && dynamic_frame_alignment_) { |
162 // Move state of dynamic frame alignment into edx. | 162 // Move state of dynamic frame alignment into edx. |
163 __ Move(edx, Immediate(kNoAlignmentPadding)); | 163 __ Move(edx, Immediate(kNoAlignmentPadding)); |
164 | 164 |
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3302 __ test(receiver, Immediate(kSmiTagMask)); | 3302 __ test(receiver, Immediate(kSmiTagMask)); |
3303 DeoptimizeIf(equal, instr->environment()); | 3303 DeoptimizeIf(equal, instr->environment()); |
3304 __ CmpObjectType(receiver, FIRST_SPEC_OBJECT_TYPE, scratch); | 3304 __ CmpObjectType(receiver, FIRST_SPEC_OBJECT_TYPE, scratch); |
3305 DeoptimizeIf(below, instr->environment()); | 3305 DeoptimizeIf(below, instr->environment()); |
3306 | 3306 |
3307 __ jmp(&receiver_ok, Label::kNear); | 3307 __ jmp(&receiver_ok, Label::kNear); |
3308 __ bind(&global_object); | 3308 __ bind(&global_object); |
3309 __ mov(receiver, FieldOperand(function, JSFunction::kContextOffset)); | 3309 __ mov(receiver, FieldOperand(function, JSFunction::kContextOffset)); |
3310 const int global_offset = Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX); | 3310 const int global_offset = Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX); |
3311 __ mov(receiver, Operand(receiver, global_offset)); | 3311 __ mov(receiver, Operand(receiver, global_offset)); |
3312 const int receiver_offset = GlobalObject::kGlobalReceiverOffset; | 3312 const int proxy_offset = GlobalObject::kGlobalProxyOffset; |
3313 __ mov(receiver, FieldOperand(receiver, receiver_offset)); | 3313 __ mov(receiver, FieldOperand(receiver, proxy_offset)); |
3314 __ bind(&receiver_ok); | 3314 __ bind(&receiver_ok); |
3315 } | 3315 } |
3316 | 3316 |
3317 | 3317 |
3318 void LCodeGen::DoApplyArguments(LApplyArguments* instr) { | 3318 void LCodeGen::DoApplyArguments(LApplyArguments* instr) { |
3319 Register receiver = ToRegister(instr->receiver()); | 3319 Register receiver = ToRegister(instr->receiver()); |
3320 Register function = ToRegister(instr->function()); | 3320 Register function = ToRegister(instr->function()); |
3321 Register length = ToRegister(instr->length()); | 3321 Register length = ToRegister(instr->length()); |
3322 Register elements = ToRegister(instr->elements()); | 3322 Register elements = ToRegister(instr->elements()); |
3323 ASSERT(receiver.is(eax)); // Used for parameter count. | 3323 ASSERT(receiver.is(eax)); // Used for parameter count. |
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5662 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 5662 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
5663 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5663 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5664 } | 5664 } |
5665 | 5665 |
5666 | 5666 |
5667 #undef __ | 5667 #undef __ |
5668 | 5668 |
5669 } } // namespace v8::internal | 5669 } } // namespace v8::internal |
5670 | 5670 |
5671 #endif // V8_TARGET_ARCH_IA32 | 5671 #endif // V8_TARGET_ARCH_IA32 |
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