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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 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_ARM 7 #if V8_TARGET_ARCH_ARM
8 8
9 #include "src/base/bits.h" 9 #include "src/base/bits.h"
10 #include "src/bootstrapper.h" 10 #include "src/bootstrapper.h"
(...skipping 2358 matching lines...) Expand 10 before | Expand all | Expand 10 after
2369 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, r4); 2369 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, r4);
2370 __ cmp(r1, r4); 2370 __ cmp(r1, r4);
2371 __ b(ne, &megamorphic); 2371 __ b(ne, &megamorphic);
2372 __ jmp(&done); 2372 __ jmp(&done);
2373 } 2373 }
2374 2374
2375 __ bind(&miss); 2375 __ bind(&miss);
2376 2376
2377 // A monomorphic miss (i.e, here the cache is not uninitialized) goes 2377 // A monomorphic miss (i.e, here the cache is not uninitialized) goes
2378 // megamorphic. 2378 // megamorphic.
2379 __ CompareRoot(r4, Heap::kUninitializedSymbolRootIndex); 2379 __ CompareRoot(r4, Heap::kuninitialized_symbolRootIndex);
2380 __ b(eq, &initialize); 2380 __ b(eq, &initialize);
2381 // MegamorphicSentinel is an immortal immovable object (undefined) so no 2381 // MegamorphicSentinel is an immortal immovable object (undefined) so no
2382 // write-barrier is needed. 2382 // write-barrier is needed.
2383 __ bind(&megamorphic); 2383 __ bind(&megamorphic);
2384 __ add(r4, r2, Operand::PointerOffsetFromSmiKey(r3)); 2384 __ add(r4, r2, Operand::PointerOffsetFromSmiKey(r3));
2385 __ LoadRoot(ip, Heap::kMegamorphicSymbolRootIndex); 2385 __ LoadRoot(ip, Heap::kmegamorphic_symbolRootIndex);
2386 __ str(ip, FieldMemOperand(r4, FixedArray::kHeaderSize)); 2386 __ str(ip, FieldMemOperand(r4, FixedArray::kHeaderSize));
2387 __ jmp(&done); 2387 __ jmp(&done);
2388 2388
2389 // An uninitialized cache is patched with the function 2389 // An uninitialized cache is patched with the function
2390 __ bind(&initialize); 2390 __ bind(&initialize);
2391 2391
2392 if (!FLAG_pretenuring_call_new) { 2392 if (!FLAG_pretenuring_call_new) {
2393 // Make sure the function is the Array() function 2393 // Make sure the function is the Array() function
2394 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, r4); 2394 __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, r4);
2395 __ cmp(r1, r4); 2395 __ cmp(r1, r4);
(...skipping 295 matching lines...) Expand 10 before | Expand all | Expand 10 after
2691 EmitSlowCase(masm, argc, &non_function); 2691 EmitSlowCase(masm, argc, &non_function);
2692 2692
2693 if (CallAsMethod()) { 2693 if (CallAsMethod()) {
2694 __ bind(&wrap); 2694 __ bind(&wrap);
2695 EmitWrapCase(masm, argc, &cont); 2695 EmitWrapCase(masm, argc, &cont);
2696 } 2696 }
2697 2697
2698 __ bind(&extra_checks_or_miss); 2698 __ bind(&extra_checks_or_miss);
2699 Label miss; 2699 Label miss;
2700 2700
2701 __ CompareRoot(r4, Heap::kMegamorphicSymbolRootIndex); 2701 __ CompareRoot(r4, Heap::kmegamorphic_symbolRootIndex);
2702 __ b(eq, &slow_start); 2702 __ b(eq, &slow_start);
2703 __ CompareRoot(r4, Heap::kUninitializedSymbolRootIndex); 2703 __ CompareRoot(r4, Heap::kuninitialized_symbolRootIndex);
2704 __ b(eq, &miss); 2704 __ b(eq, &miss);
2705 2705
2706 if (!FLAG_trace_ic) { 2706 if (!FLAG_trace_ic) {
2707 // We are going megamorphic. If the feedback is a JSFunction, it is fine 2707 // We are going megamorphic. If the feedback is a JSFunction, it is fine
2708 // to handle it here. More complex cases are dealt with in the runtime. 2708 // to handle it here. More complex cases are dealt with in the runtime.
2709 __ AssertNotSmi(r4); 2709 __ AssertNotSmi(r4);
2710 __ CompareObjectType(r4, r5, r5, JS_FUNCTION_TYPE); 2710 __ CompareObjectType(r4, r5, r5, JS_FUNCTION_TYPE);
2711 __ b(ne, &miss); 2711 __ b(ne, &miss);
2712 __ add(r4, r2, Operand::PointerOffsetFromSmiKey(r3)); 2712 __ add(r4, r2, Operand::PointerOffsetFromSmiKey(r3));
2713 __ LoadRoot(ip, Heap::kMegamorphicSymbolRootIndex); 2713 __ LoadRoot(ip, Heap::kmegamorphic_symbolRootIndex);
2714 __ str(ip, FieldMemOperand(r4, FixedArray::kHeaderSize)); 2714 __ str(ip, FieldMemOperand(r4, FixedArray::kHeaderSize));
2715 __ jmp(&slow_start); 2715 __ jmp(&slow_start);
2716 } 2716 }
2717 2717
2718 // We are here because tracing is on or we are going monomorphic. 2718 // We are here because tracing is on or we are going monomorphic.
2719 __ bind(&miss); 2719 __ bind(&miss);
2720 GenerateMiss(masm); 2720 GenerateMiss(masm);
2721 2721
2722 // the slow case 2722 // the slow case
2723 __ bind(&slow_start); 2723 __ bind(&slow_start);
(...skipping 1954 matching lines...) Expand 10 before | Expand all | Expand 10 after
4678 MemOperand(fp, 6 * kPointerSize), 4678 MemOperand(fp, 6 * kPointerSize),
4679 NULL); 4679 NULL);
4680 } 4680 }
4681 4681
4682 4682
4683 #undef __ 4683 #undef __
4684 4684
4685 } } // namespace v8::internal 4685 } } // namespace v8::internal
4686 4686
4687 #endif // V8_TARGET_ARCH_ARM 4687 #endif // V8_TARGET_ARCH_ARM
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