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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_X87 | 7 #if V8_TARGET_ARCH_X87 |
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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1011 __ j(equal, &exit); | 1011 __ j(equal, &exit); |
1012 | 1012 |
1013 PrepareForBailoutForId(stmt->PrepareId(), TOS_REG); | 1013 PrepareForBailoutForId(stmt->PrepareId(), TOS_REG); |
1014 | 1014 |
1015 // Convert the object to a JS object. | 1015 // Convert the object to a JS object. |
1016 Label convert, done_convert; | 1016 Label convert, done_convert; |
1017 __ JumpIfSmi(eax, &convert, Label::kNear); | 1017 __ JumpIfSmi(eax, &convert, Label::kNear); |
1018 __ CmpObjectType(eax, FIRST_SPEC_OBJECT_TYPE, ecx); | 1018 __ CmpObjectType(eax, FIRST_SPEC_OBJECT_TYPE, ecx); |
1019 __ j(above_equal, &done_convert, Label::kNear); | 1019 __ j(above_equal, &done_convert, Label::kNear); |
1020 __ bind(&convert); | 1020 __ bind(&convert); |
1021 __ push(eax); | 1021 ToObjectStub stub(isolate()); |
1022 __ InvokeBuiltin(Builtins::TO_OBJECT, CALL_FUNCTION); | 1022 __ CallStub(&stub); |
1023 __ bind(&done_convert); | 1023 __ bind(&done_convert); |
1024 PrepareForBailoutForId(stmt->ToObjectId(), TOS_REG); | 1024 PrepareForBailoutForId(stmt->ToObjectId(), TOS_REG); |
1025 __ push(eax); | 1025 __ push(eax); |
1026 | 1026 |
1027 // Check for proxies. | 1027 // Check for proxies. |
1028 Label call_runtime, use_cache, fixed_array; | 1028 Label call_runtime, use_cache, fixed_array; |
1029 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); | 1029 STATIC_ASSERT(FIRST_JS_PROXY_TYPE == FIRST_SPEC_OBJECT_TYPE); |
1030 __ CmpObjectType(eax, LAST_JS_PROXY_TYPE, ecx); | 1030 __ CmpObjectType(eax, LAST_JS_PROXY_TYPE, ecx); |
1031 __ j(below_equal, &call_runtime); | 1031 __ j(below_equal, &call_runtime); |
1032 | 1032 |
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3905 | 3905 |
3906 // Load the argument into eax and call the stub. | 3906 // Load the argument into eax and call the stub. |
3907 VisitForAccumulatorValue(args->at(0)); | 3907 VisitForAccumulatorValue(args->at(0)); |
3908 | 3908 |
3909 NumberToStringStub stub(isolate()); | 3909 NumberToStringStub stub(isolate()); |
3910 __ CallStub(&stub); | 3910 __ CallStub(&stub); |
3911 context()->Plug(eax); | 3911 context()->Plug(eax); |
3912 } | 3912 } |
3913 | 3913 |
3914 | 3914 |
| 3915 void FullCodeGenerator::EmitToObject(CallRuntime* expr) { |
| 3916 ZoneList<Expression*>* args = expr->arguments(); |
| 3917 DCHECK_EQ(1, args->length()); |
| 3918 |
| 3919 // Load the argument into eax and convert it. |
| 3920 VisitForAccumulatorValue(args->at(0)); |
| 3921 |
| 3922 ToObjectStub stub(isolate()); |
| 3923 __ CallStub(&stub); |
| 3924 context()->Plug(eax); |
| 3925 } |
| 3926 |
| 3927 |
3915 void FullCodeGenerator::EmitStringCharFromCode(CallRuntime* expr) { | 3928 void FullCodeGenerator::EmitStringCharFromCode(CallRuntime* expr) { |
3916 ZoneList<Expression*>* args = expr->arguments(); | 3929 ZoneList<Expression*>* args = expr->arguments(); |
3917 DCHECK(args->length() == 1); | 3930 DCHECK(args->length() == 1); |
3918 | 3931 |
3919 VisitForAccumulatorValue(args->at(0)); | 3932 VisitForAccumulatorValue(args->at(0)); |
3920 | 3933 |
3921 Label done; | 3934 Label done; |
3922 StringCharFromCodeGenerator generator(eax, ebx); | 3935 StringCharFromCodeGenerator generator(eax, ebx); |
3923 generator.GenerateFast(masm_); | 3936 generator.GenerateFast(masm_); |
3924 __ jmp(&done); | 3937 __ jmp(&done); |
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5321 Assembler::target_address_at(call_target_address, | 5334 Assembler::target_address_at(call_target_address, |
5322 unoptimized_code)); | 5335 unoptimized_code)); |
5323 return OSR_AFTER_STACK_CHECK; | 5336 return OSR_AFTER_STACK_CHECK; |
5324 } | 5337 } |
5325 | 5338 |
5326 | 5339 |
5327 } // namespace internal | 5340 } // namespace internal |
5328 } // namespace v8 | 5341 } // namespace v8 |
5329 | 5342 |
5330 #endif // V8_TARGET_ARCH_X87 | 5343 #endif // V8_TARGET_ARCH_X87 |
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