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Issue 2156923002: [builtins] Introduce a builtin for Abort(). (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase Created 4 years, 5 months 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/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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2692 __ SmiTag(edx); 2692 __ SmiTag(edx);
2693 __ PopReturnAddressTo(ecx); 2693 __ PopReturnAddressTo(ecx);
2694 __ Push(edx); 2694 __ Push(edx);
2695 __ Push(Smi::FromInt(AllocateTargetSpace::encode(OLD_SPACE))); 2695 __ Push(Smi::FromInt(AllocateTargetSpace::encode(OLD_SPACE)));
2696 __ PushReturnAddressFrom(ecx); 2696 __ PushReturnAddressFrom(ecx);
2697 __ Move(esi, Smi::FromInt(0)); 2697 __ Move(esi, Smi::FromInt(0));
2698 __ TailCallRuntime(Runtime::kAllocateInTargetSpace); 2698 __ TailCallRuntime(Runtime::kAllocateInTargetSpace);
2699 } 2699 }
2700 2700
2701 // static 2701 // static
2702 void Builtins::Generate_Abort(MacroAssembler* masm) {
2703 // ----------- S t a t e -------------
2704 // -- edx : message_id as Smi
2705 // -- esp[0] : return address
2706 // -----------------------------------
2707 __ PopReturnAddressTo(ecx);
2708 __ Push(edx);
2709 __ PushReturnAddressFrom(ecx);
2710 __ Move(esi, Smi::FromInt(0));
2711 __ TailCallRuntime(Runtime::kAbort);
2712 }
2713
2714 // static
2702 void Builtins::Generate_StringToNumber(MacroAssembler* masm) { 2715 void Builtins::Generate_StringToNumber(MacroAssembler* masm) {
2703 // The StringToNumber stub takes one argument in eax. 2716 // The StringToNumber stub takes one argument in eax.
2704 __ AssertString(eax); 2717 __ AssertString(eax);
2705 2718
2706 // Check if string has a cached array index. 2719 // Check if string has a cached array index.
2707 Label runtime; 2720 Label runtime;
2708 __ test(FieldOperand(eax, String::kHashFieldOffset), 2721 __ test(FieldOperand(eax, String::kHashFieldOffset),
2709 Immediate(String::kContainsCachedArrayIndexMask)); 2722 Immediate(String::kContainsCachedArrayIndexMask));
2710 __ j(not_zero, &runtime, Label::kNear); 2723 __ j(not_zero, &runtime, Label::kNear);
2711 __ mov(eax, FieldOperand(eax, String::kHashFieldOffset)); 2724 __ mov(eax, FieldOperand(eax, String::kHashFieldOffset));
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2990 3003
2991 // And "return" to the OSR entry point of the function. 3004 // And "return" to the OSR entry point of the function.
2992 __ ret(0); 3005 __ ret(0);
2993 } 3006 }
2994 3007
2995 #undef __ 3008 #undef __
2996 } // namespace internal 3009 } // namespace internal
2997 } // namespace v8 3010 } // namespace v8
2998 3011
2999 #endif // V8_TARGET_ARCH_IA32 3012 #endif // V8_TARGET_ARCH_IA32
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