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Issue 2100313002: Add crash instrumentation for crbug.com/621147 (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: ul -> ull 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 #include "src/ic/ic.h" 5 #include "src/ic/ic.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/api-arguments-inl.h" 8 #include "src/api-arguments-inl.h"
9 #include "src/api.h" 9 #include "src/api.h"
10 #include "src/arguments.h" 10 #include "src/arguments.h"
(...skipping 2517 matching lines...) Expand 10 before | Expand all | Expand 10 after
2528 isolate, 2528 isolate,
2529 Runtime::SetObjectProperty(isolate, object, key, value, language_mode)); 2529 Runtime::SetObjectProperty(isolate, object, key, value, language_mode));
2530 } 2530 }
2531 2531
2532 2532
2533 MaybeHandle<Object> BinaryOpIC::Transition( 2533 MaybeHandle<Object> BinaryOpIC::Transition(
2534 Handle<AllocationSite> allocation_site, Handle<Object> left, 2534 Handle<AllocationSite> allocation_site, Handle<Object> left,
2535 Handle<Object> right) { 2535 Handle<Object> right) {
2536 BinaryOpICState state(isolate(), extra_ic_state()); 2536 BinaryOpICState state(isolate(), extra_ic_state());
2537 2537
2538 #ifdef V8_TARGET_ARCH_X64
2539 // Crash instrumentation for crbug.com/621147.
2540 uintptr_t left_raw = reinterpret_cast<uintptr_t>(*left);
2541 uintptr_t hole_raw =
2542 reinterpret_cast<uintptr_t>(isolate()->heap()->the_hole_value());
2543 if ((hole_raw & ((1ull << 32) - 1)) == (left_raw & ((1ull << 32) - 1))) {
2544 Code* c = GetCode();
2545 Code::Kind kind = c->kind();
2546 int instruction_size = c->instruction_size() + 2 * sizeof(Address);
2547 byte* instructions = static_cast<byte*>(alloca(instruction_size));
2548 Address* start = reinterpret_cast<Address*>(instructions);
2549 start[0] = fp();
2550 start[1] = pc();
2551 for (int i = 2 * sizeof(Address); i < instruction_size; i++) {
2552 instructions[i] = c->instruction_start()[i];
2553 }
2554 isolate()->PushStackTraceAndDie(0xBAAAAAAD, instructions, fp(),
2555 static_cast<unsigned int>(kind));
2556 }
2557 #endif // V8_TARGET_ARCH_X64
2558
2538 // Compute the actual result using the builtin for the binary operation. 2559 // Compute the actual result using the builtin for the binary operation.
2539 Handle<Object> result; 2560 Handle<Object> result;
2540 switch (state.op()) { 2561 switch (state.op()) {
2541 default: 2562 default:
2542 UNREACHABLE(); 2563 UNREACHABLE();
2543 case Token::ADD: 2564 case Token::ADD:
2544 ASSIGN_RETURN_ON_EXCEPTION(isolate(), result, 2565 ASSIGN_RETURN_ON_EXCEPTION(isolate(), result,
2545 Object::Add(isolate(), left, right), Object); 2566 Object::Add(isolate(), left, right), Object);
2546 break; 2567 break;
2547 case Token::SUB: 2568 case Token::SUB:
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2993 DCHECK_EQ(FeedbackVectorSlotKind::KEYED_LOAD_IC, 3014 DCHECK_EQ(FeedbackVectorSlotKind::KEYED_LOAD_IC,
2994 vector->GetKind(vector_slot)); 3015 vector->GetKind(vector_slot));
2995 KeyedLoadICNexus nexus(vector, vector_slot); 3016 KeyedLoadICNexus nexus(vector, vector_slot);
2996 KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus); 3017 KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
2997 ic.UpdateState(receiver, key); 3018 ic.UpdateState(receiver, key);
2998 RETURN_RESULT_OR_FAILURE(isolate, ic.Load(receiver, key)); 3019 RETURN_RESULT_OR_FAILURE(isolate, ic.Load(receiver, key));
2999 } 3020 }
3000 } 3021 }
3001 } // namespace internal 3022 } // namespace internal
3002 } // namespace v8 3023 } // namespace v8
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