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Issue 1406113007: Merge GlobalObject with JSGlobalObject. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 1 month ago
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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_IA32 5 #if V8_TARGET_ARCH_IA32
6 6
7 #include "src/code-factory.h" 7 #include "src/code-factory.h"
8 #include "src/code-stubs.h" 8 #include "src/code-stubs.h"
9 #include "src/codegen.h" 9 #include "src/codegen.h"
10 #include "src/debug/debug.h" 10 #include "src/debug/debug.h"
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111 if (info->MustReplaceUndefinedReceiverWithGlobalProxy()) { 111 if (info->MustReplaceUndefinedReceiverWithGlobalProxy()) {
112 Label ok; 112 Label ok;
113 // +1 for return address. 113 // +1 for return address.
114 int receiver_offset = (info->scope()->num_parameters() + 1) * kPointerSize; 114 int receiver_offset = (info->scope()->num_parameters() + 1) * kPointerSize;
115 __ mov(ecx, Operand(esp, receiver_offset)); 115 __ mov(ecx, Operand(esp, receiver_offset));
116 116
117 __ cmp(ecx, isolate()->factory()->undefined_value()); 117 __ cmp(ecx, isolate()->factory()->undefined_value());
118 __ j(not_equal, &ok, Label::kNear); 118 __ j(not_equal, &ok, Label::kNear);
119 119
120 __ mov(ecx, GlobalObjectOperand()); 120 __ mov(ecx, GlobalObjectOperand());
121 __ mov(ecx, FieldOperand(ecx, GlobalObject::kGlobalProxyOffset)); 121 __ mov(ecx, FieldOperand(ecx, JSGlobalObject::kGlobalProxyOffset));
122 122
123 __ mov(Operand(esp, receiver_offset), ecx); 123 __ mov(Operand(esp, receiver_offset), ecx);
124 124
125 __ bind(&ok); 125 __ bind(&ok);
126 } 126 }
127 127
128 // Open a frame scope to indicate that there is a frame on the stack. The 128 // Open a frame scope to indicate that there is a frame on the stack. The
129 // MANUAL indicates that the scope shouldn't actually generate code to set up 129 // MANUAL indicates that the scope shouldn't actually generate code to set up
130 // the frame (that is done below). 130 // the frame (that is done below).
131 FrameScope frame_scope(masm_, StackFrame::MANUAL); 131 FrameScope frame_scope(masm_, StackFrame::MANUAL);
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2171 2171
2172 __ Allocate(JSIteratorResult::kSize, eax, ecx, edx, &allocate, TAG_OBJECT); 2172 __ Allocate(JSIteratorResult::kSize, eax, ecx, edx, &allocate, TAG_OBJECT);
2173 __ jmp(&done_allocate, Label::kNear); 2173 __ jmp(&done_allocate, Label::kNear);
2174 2174
2175 __ bind(&allocate); 2175 __ bind(&allocate);
2176 __ Push(Smi::FromInt(JSIteratorResult::kSize)); 2176 __ Push(Smi::FromInt(JSIteratorResult::kSize));
2177 __ CallRuntime(Runtime::kAllocateInNewSpace, 1); 2177 __ CallRuntime(Runtime::kAllocateInNewSpace, 1);
2178 2178
2179 __ bind(&done_allocate); 2179 __ bind(&done_allocate);
2180 __ mov(ebx, GlobalObjectOperand()); 2180 __ mov(ebx, GlobalObjectOperand());
2181 __ mov(ebx, FieldOperand(ebx, GlobalObject::kNativeContextOffset)); 2181 __ mov(ebx, FieldOperand(ebx, JSGlobalObject::kNativeContextOffset));
2182 __ mov(ebx, ContextOperand(ebx, Context::ITERATOR_RESULT_MAP_INDEX)); 2182 __ mov(ebx, ContextOperand(ebx, Context::ITERATOR_RESULT_MAP_INDEX));
2183 __ mov(FieldOperand(eax, HeapObject::kMapOffset), ebx); 2183 __ mov(FieldOperand(eax, HeapObject::kMapOffset), ebx);
2184 __ mov(FieldOperand(eax, JSObject::kPropertiesOffset), 2184 __ mov(FieldOperand(eax, JSObject::kPropertiesOffset),
2185 isolate()->factory()->empty_fixed_array()); 2185 isolate()->factory()->empty_fixed_array());
2186 __ mov(FieldOperand(eax, JSObject::kElementsOffset), 2186 __ mov(FieldOperand(eax, JSObject::kElementsOffset),
2187 isolate()->factory()->empty_fixed_array()); 2187 isolate()->factory()->empty_fixed_array());
2188 __ pop(FieldOperand(eax, JSIteratorResult::kValueOffset)); 2188 __ pop(FieldOperand(eax, JSIteratorResult::kValueOffset));
2189 __ mov(FieldOperand(eax, JSIteratorResult::kDoneOffset), 2189 __ mov(FieldOperand(eax, JSIteratorResult::kDoneOffset),
2190 isolate()->factory()->ToBoolean(done)); 2190 isolate()->factory()->ToBoolean(done));
2191 STATIC_ASSERT(JSIteratorResult::kSize == 5 * kPointerSize); 2191 STATIC_ASSERT(JSIteratorResult::kSize == 5 * kPointerSize);
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4168 void FullCodeGenerator::EmitCreateIterResultObject(CallRuntime* expr) { 4168 void FullCodeGenerator::EmitCreateIterResultObject(CallRuntime* expr) {
4169 ZoneList<Expression*>* args = expr->arguments(); 4169 ZoneList<Expression*>* args = expr->arguments();
4170 DCHECK_EQ(2, args->length()); 4170 DCHECK_EQ(2, args->length());
4171 VisitForStackValue(args->at(0)); 4171 VisitForStackValue(args->at(0));
4172 VisitForStackValue(args->at(1)); 4172 VisitForStackValue(args->at(1));
4173 4173
4174 Label runtime, done; 4174 Label runtime, done;
4175 4175
4176 __ Allocate(JSIteratorResult::kSize, eax, ecx, edx, &runtime, TAG_OBJECT); 4176 __ Allocate(JSIteratorResult::kSize, eax, ecx, edx, &runtime, TAG_OBJECT);
4177 __ mov(ebx, GlobalObjectOperand()); 4177 __ mov(ebx, GlobalObjectOperand());
4178 __ mov(ebx, FieldOperand(ebx, GlobalObject::kNativeContextOffset)); 4178 __ mov(ebx, FieldOperand(ebx, JSGlobalObject::kNativeContextOffset));
4179 __ mov(ebx, ContextOperand(ebx, Context::ITERATOR_RESULT_MAP_INDEX)); 4179 __ mov(ebx, ContextOperand(ebx, Context::ITERATOR_RESULT_MAP_INDEX));
4180 __ mov(FieldOperand(eax, HeapObject::kMapOffset), ebx); 4180 __ mov(FieldOperand(eax, HeapObject::kMapOffset), ebx);
4181 __ mov(FieldOperand(eax, JSObject::kPropertiesOffset), 4181 __ mov(FieldOperand(eax, JSObject::kPropertiesOffset),
4182 isolate()->factory()->empty_fixed_array()); 4182 isolate()->factory()->empty_fixed_array());
4183 __ mov(FieldOperand(eax, JSObject::kElementsOffset), 4183 __ mov(FieldOperand(eax, JSObject::kElementsOffset),
4184 isolate()->factory()->empty_fixed_array()); 4184 isolate()->factory()->empty_fixed_array());
4185 __ pop(FieldOperand(eax, JSIteratorResult::kDoneOffset)); 4185 __ pop(FieldOperand(eax, JSIteratorResult::kDoneOffset));
4186 __ pop(FieldOperand(eax, JSIteratorResult::kValueOffset)); 4186 __ pop(FieldOperand(eax, JSIteratorResult::kValueOffset));
4187 STATIC_ASSERT(JSIteratorResult::kSize == 5 * kPointerSize); 4187 STATIC_ASSERT(JSIteratorResult::kSize == 5 * kPointerSize);
4188 __ jmp(&done, Label::kNear); 4188 __ jmp(&done, Label::kNear);
4189 4189
4190 __ bind(&runtime); 4190 __ bind(&runtime);
4191 __ CallRuntime(Runtime::kCreateIterResultObject, 2); 4191 __ CallRuntime(Runtime::kCreateIterResultObject, 2);
4192 4192
4193 __ bind(&done); 4193 __ bind(&done);
4194 context()->Plug(eax); 4194 context()->Plug(eax);
4195 } 4195 }
4196 4196
4197 4197
4198 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) { 4198 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) {
4199 // Push undefined as receiver. 4199 // Push undefined as receiver.
4200 __ push(Immediate(isolate()->factory()->undefined_value())); 4200 __ push(Immediate(isolate()->factory()->undefined_value()));
4201 4201
4202 __ mov(eax, GlobalObjectOperand()); 4202 __ mov(eax, GlobalObjectOperand());
4203 __ mov(eax, FieldOperand(eax, GlobalObject::kNativeContextOffset)); 4203 __ mov(eax, FieldOperand(eax, JSGlobalObject::kNativeContextOffset));
4204 __ mov(eax, ContextOperand(eax, expr->context_index())); 4204 __ mov(eax, ContextOperand(eax, expr->context_index()));
4205 } 4205 }
4206 4206
4207 4207
4208 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) { 4208 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
4209 ZoneList<Expression*>* args = expr->arguments(); 4209 ZoneList<Expression*>* args = expr->arguments();
4210 int arg_count = args->length(); 4210 int arg_count = args->length();
4211 4211
4212 SetCallPosition(expr, arg_count); 4212 SetCallPosition(expr, arg_count);
4213 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS); 4213 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS);
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5014 Assembler::target_address_at(call_target_address, 5014 Assembler::target_address_at(call_target_address,
5015 unoptimized_code)); 5015 unoptimized_code));
5016 return OSR_AFTER_STACK_CHECK; 5016 return OSR_AFTER_STACK_CHECK;
5017 } 5017 }
5018 5018
5019 5019
5020 } // namespace internal 5020 } // namespace internal
5021 } // namespace v8 5021 } // namespace v8
5022 5022
5023 #endif // V8_TARGET_ARCH_IA32 5023 #endif // V8_TARGET_ARCH_IA32
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