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Issue 618213002: Reland "Use symbols instead of hidden properties for i18n markers." (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: fix Created 6 years, 2 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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_ARM64 7 #if V8_TARGET_ARCH_ARM64
8 8
9 #include "src/bootstrapper.h" 9 #include "src/bootstrapper.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
(...skipping 2665 matching lines...) Expand 10 before | Expand all | Expand 10 after
2676 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, scratch1); 2676 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, scratch1);
2677 __ Cmp(function, scratch1); 2677 __ Cmp(function, scratch1);
2678 __ B(ne, &megamorphic); 2678 __ B(ne, &megamorphic);
2679 __ B(&done); 2679 __ B(&done);
2680 } 2680 }
2681 2681
2682 __ Bind(&miss); 2682 __ Bind(&miss);
2683 2683
2684 // A monomorphic miss (i.e, here the cache is not uninitialized) goes 2684 // A monomorphic miss (i.e, here the cache is not uninitialized) goes
2685 // megamorphic. 2685 // megamorphic.
2686 __ JumpIfRoot(scratch1, Heap::kUninitializedSymbolRootIndex, &initialize); 2686 __ JumpIfRoot(scratch1, Heap::kuninitialized_symbolRootIndex, &initialize);
2687 // MegamorphicSentinel is an immortal immovable object (undefined) so no 2687 // MegamorphicSentinel is an immortal immovable object (undefined) so no
2688 // write-barrier is needed. 2688 // write-barrier is needed.
2689 __ Bind(&megamorphic); 2689 __ Bind(&megamorphic);
2690 __ Add(scratch1, feedback_vector, 2690 __ Add(scratch1, feedback_vector,
2691 Operand::UntagSmiAndScale(index, kPointerSizeLog2)); 2691 Operand::UntagSmiAndScale(index, kPointerSizeLog2));
2692 __ LoadRoot(scratch2, Heap::kMegamorphicSymbolRootIndex); 2692 __ LoadRoot(scratch2, Heap::kmegamorphic_symbolRootIndex);
2693 __ Str(scratch2, FieldMemOperand(scratch1, FixedArray::kHeaderSize)); 2693 __ Str(scratch2, FieldMemOperand(scratch1, FixedArray::kHeaderSize));
2694 __ B(&done); 2694 __ B(&done);
2695 2695
2696 // An uninitialized cache is patched with the function or sentinel to 2696 // An uninitialized cache is patched with the function or sentinel to
2697 // indicate the ElementsKind if function is the Array constructor. 2697 // indicate the ElementsKind if function is the Array constructor.
2698 __ Bind(&initialize); 2698 __ Bind(&initialize);
2699 2699
2700 if (!FLAG_pretenuring_call_new) { 2700 if (!FLAG_pretenuring_call_new) {
2701 // Make sure the function is the Array() function 2701 // Make sure the function is the Array() function
2702 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, scratch1); 2702 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, scratch1);
(...skipping 328 matching lines...) Expand 10 before | Expand all | Expand 10 after
3031 EmitSlowCase(masm, argc, function, type, &non_function); 3031 EmitSlowCase(masm, argc, function, type, &non_function);
3032 3032
3033 if (CallAsMethod()) { 3033 if (CallAsMethod()) {
3034 __ bind(&wrap); 3034 __ bind(&wrap);
3035 EmitWrapCase(masm, argc, &cont); 3035 EmitWrapCase(masm, argc, &cont);
3036 } 3036 }
3037 3037
3038 __ bind(&extra_checks_or_miss); 3038 __ bind(&extra_checks_or_miss);
3039 Label miss; 3039 Label miss;
3040 3040
3041 __ JumpIfRoot(x4, Heap::kMegamorphicSymbolRootIndex, &slow_start); 3041 __ JumpIfRoot(x4, Heap::kmegamorphic_symbolRootIndex, &slow_start);
3042 __ JumpIfRoot(x4, Heap::kUninitializedSymbolRootIndex, &miss); 3042 __ JumpIfRoot(x4, Heap::kuninitialized_symbolRootIndex, &miss);
3043 3043
3044 if (!FLAG_trace_ic) { 3044 if (!FLAG_trace_ic) {
3045 // We are going megamorphic. If the feedback is a JSFunction, it is fine 3045 // We are going megamorphic. If the feedback is a JSFunction, it is fine
3046 // to handle it here. More complex cases are dealt with in the runtime. 3046 // to handle it here. More complex cases are dealt with in the runtime.
3047 __ AssertNotSmi(x4); 3047 __ AssertNotSmi(x4);
3048 __ JumpIfNotObjectType(x4, x5, x5, JS_FUNCTION_TYPE, &miss); 3048 __ JumpIfNotObjectType(x4, x5, x5, JS_FUNCTION_TYPE, &miss);
3049 __ Add(x4, feedback_vector, 3049 __ Add(x4, feedback_vector,
3050 Operand::UntagSmiAndScale(index, kPointerSizeLog2)); 3050 Operand::UntagSmiAndScale(index, kPointerSizeLog2));
3051 __ LoadRoot(x5, Heap::kMegamorphicSymbolRootIndex); 3051 __ LoadRoot(x5, Heap::kmegamorphic_symbolRootIndex);
3052 __ Str(x5, FieldMemOperand(x4, FixedArray::kHeaderSize)); 3052 __ Str(x5, FieldMemOperand(x4, FixedArray::kHeaderSize));
3053 __ B(&slow_start); 3053 __ B(&slow_start);
3054 } 3054 }
3055 3055
3056 // We are here because tracing is on or we are going monomorphic. 3056 // We are here because tracing is on or we are going monomorphic.
3057 __ bind(&miss); 3057 __ bind(&miss);
3058 GenerateMiss(masm); 3058 GenerateMiss(masm);
3059 3059
3060 // the slow case 3060 // the slow case
3061 __ bind(&slow_start); 3061 __ bind(&slow_start);
(...skipping 1998 matching lines...) Expand 10 before | Expand all | Expand 10 after
5060 MemOperand(fp, 6 * kPointerSize), 5060 MemOperand(fp, 6 * kPointerSize),
5061 NULL); 5061 NULL);
5062 } 5062 }
5063 5063
5064 5064
5065 #undef __ 5065 #undef __
5066 5066
5067 } } // namespace v8::internal 5067 } } // namespace v8::internal
5068 5068
5069 #endif // V8_TARGET_ARCH_ARM64 5069 #endif // V8_TARGET_ARCH_ARM64
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