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Issue 2163263002: Reland of [builtins] Introduce a builtin for Abort(). (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix the problem on arm64. 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_MIPS64 5 #if V8_TARGET_ARCH_MIPS64
6 6
7 #include "src/codegen.h" 7 #include "src/codegen.h"
8 #include "src/debug/debug.h" 8 #include "src/debug/debug.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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2781 // -- ra : return address 2781 // -- ra : return address
2782 // ----------------------------------- 2782 // -----------------------------------
2783 __ SmiTag(a0); 2783 __ SmiTag(a0);
2784 __ Move(a1, Smi::FromInt(AllocateTargetSpace::encode(OLD_SPACE))); 2784 __ Move(a1, Smi::FromInt(AllocateTargetSpace::encode(OLD_SPACE)));
2785 __ Push(a0, a1); 2785 __ Push(a0, a1);
2786 __ Move(cp, Smi::FromInt(0)); 2786 __ Move(cp, Smi::FromInt(0));
2787 __ TailCallRuntime(Runtime::kAllocateInTargetSpace); 2787 __ TailCallRuntime(Runtime::kAllocateInTargetSpace);
2788 } 2788 }
2789 2789
2790 // static 2790 // static
2791 void Builtins::Generate_Abort(MacroAssembler* masm) {
2792 // ----------- S t a t e -------------
2793 // -- a0 : message_id as Smi
2794 // -- ra : return address
2795 // -----------------------------------
2796 __ Push(a0);
2797 __ Move(cp, Smi::FromInt(0));
2798 __ TailCallRuntime(Runtime::kAbort);
2799 }
2800
2801 // static
2791 void Builtins::Generate_StringToNumber(MacroAssembler* masm) { 2802 void Builtins::Generate_StringToNumber(MacroAssembler* masm) {
2792 // The StringToNumber stub takes on argument in a0. 2803 // The StringToNumber stub takes on argument in a0.
2793 __ AssertString(a0); 2804 __ AssertString(a0);
2794 2805
2795 // Check if string has a cached array index. 2806 // Check if string has a cached array index.
2796 Label runtime; 2807 Label runtime;
2797 __ lwu(a2, FieldMemOperand(a0, String::kHashFieldOffset)); 2808 __ lwu(a2, FieldMemOperand(a0, String::kHashFieldOffset));
2798 __ And(at, a2, Operand(String::kContainsCachedArrayIndexMask)); 2809 __ And(at, a2, Operand(String::kContainsCachedArrayIndexMask));
2799 __ Branch(&runtime, ne, at, Operand(zero_reg)); 2810 __ Branch(&runtime, ne, at, Operand(zero_reg));
2800 __ IndexFromHash(a2, v0); 2811 __ IndexFromHash(a2, v0);
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2965 __ break_(0xCC); 2976 __ break_(0xCC);
2966 } 2977 }
2967 } 2978 }
2968 2979
2969 #undef __ 2980 #undef __
2970 2981
2971 } // namespace internal 2982 } // namespace internal
2972 } // namespace v8 2983 } // namespace v8
2973 2984
2974 #endif // V8_TARGET_ARCH_MIPS64 2985 #endif // V8_TARGET_ARCH_MIPS64
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