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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-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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5182 __ mov(Operand(ebp, frame_offset), value); | 5182 __ mov(Operand(ebp, frame_offset), value); |
5183 } | 5183 } |
5184 | 5184 |
5185 | 5185 |
5186 void FullCodeGenerator::LoadContextField(Register dst, int context_index) { | 5186 void FullCodeGenerator::LoadContextField(Register dst, int context_index) { |
5187 __ mov(dst, ContextOperand(esi, context_index)); | 5187 __ mov(dst, ContextOperand(esi, context_index)); |
5188 } | 5188 } |
5189 | 5189 |
5190 | 5190 |
5191 void FullCodeGenerator::PushFunctionArgumentForContextAllocation() { | 5191 void FullCodeGenerator::PushFunctionArgumentForContextAllocation() { |
5192 Scope* declaration_scope = scope()->DeclarationScope(); | 5192 Scope* closure_scope = scope()->ClosureScope(); |
5193 if (declaration_scope->is_script_scope() || | 5193 if (closure_scope->is_script_scope() || |
5194 declaration_scope->is_module_scope()) { | 5194 closure_scope->is_module_scope()) { |
5195 // Contexts nested in the native context have a canonical empty function | 5195 // Contexts nested in the native context have a canonical empty function |
5196 // as their closure, not the anonymous closure containing the global | 5196 // as their closure, not the anonymous closure containing the global |
5197 // code. Pass a smi sentinel and let the runtime look up the empty | 5197 // code. Pass a smi sentinel and let the runtime look up the empty |
5198 // function. | 5198 // function. |
5199 __ push(Immediate(Smi::FromInt(0))); | 5199 __ push(Immediate(Smi::FromInt(0))); |
5200 } else if (declaration_scope->is_eval_scope()) { | 5200 } else if (closure_scope->is_eval_scope()) { |
5201 // Contexts nested inside eval code have the same closure as the context | 5201 // Contexts nested inside eval code have the same closure as the context |
5202 // calling eval, not the anonymous closure containing the eval code. | 5202 // calling eval, not the anonymous closure containing the eval code. |
5203 // Fetch it from the context. | 5203 // Fetch it from the context. |
5204 __ push(ContextOperand(esi, Context::CLOSURE_INDEX)); | 5204 __ push(ContextOperand(esi, Context::CLOSURE_INDEX)); |
5205 } else { | 5205 } else { |
5206 DCHECK(declaration_scope->is_function_scope()); | 5206 DCHECK(closure_scope->is_function_scope()); |
5207 __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 5207 __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
5208 } | 5208 } |
5209 } | 5209 } |
5210 | 5210 |
5211 | 5211 |
5212 // ---------------------------------------------------------------------------- | 5212 // ---------------------------------------------------------------------------- |
5213 // Non-local control flow support. | 5213 // Non-local control flow support. |
5214 | 5214 |
5215 void FullCodeGenerator::EnterFinallyBlock() { | 5215 void FullCodeGenerator::EnterFinallyBlock() { |
5216 // Cook return address on top of stack (smi encoded Code* delta) | 5216 // Cook return address on top of stack (smi encoded Code* delta) |
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5347 Assembler::target_address_at(call_target_address, | 5347 Assembler::target_address_at(call_target_address, |
5348 unoptimized_code)); | 5348 unoptimized_code)); |
5349 return OSR_AFTER_STACK_CHECK; | 5349 return OSR_AFTER_STACK_CHECK; |
5350 } | 5350 } |
5351 | 5351 |
5352 | 5352 |
5353 } // namespace internal | 5353 } // namespace internal |
5354 } // namespace v8 | 5354 } // namespace v8 |
5355 | 5355 |
5356 #endif // V8_TARGET_ARCH_IA32 | 5356 #endif // V8_TARGET_ARCH_IA32 |
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