diff options
Diffstat (limited to 'chromium/v8/src/builtins/arm')
| -rw-r--r-- | chromium/v8/src/builtins/arm/builtins-arm.cc | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/chromium/v8/src/builtins/arm/builtins-arm.cc b/chromium/v8/src/builtins/arm/builtins-arm.cc index 54c16932fa3..9b9956b0fbb 100644 --- a/chromium/v8/src/builtins/arm/builtins-arm.cc +++ b/chromium/v8/src/builtins/arm/builtins-arm.cc @@ -1093,11 +1093,11 @@ void Builtins::Generate_InterpreterEntryTrampoline(MacroAssembler* masm) { // 8-bit fields next to each other, so we could just optimize by writing a // 16-bit. These static asserts guard our assumption is valid. STATIC_ASSERT(BytecodeArray::kBytecodeAgeOffset == - BytecodeArray::kOSRNestingLevelOffset + kCharSize); + BytecodeArray::kOsrNestingLevelOffset + kCharSize); STATIC_ASSERT(BytecodeArray::kNoAgeBytecodeAge == 0); __ mov(r9, Operand(0)); __ strh(r9, FieldMemOperand(kInterpreterBytecodeArrayRegister, - BytecodeArray::kOSRNestingLevelOffset)); + BytecodeArray::kOsrNestingLevelOffset)); // Load the initial bytecode offset. __ mov(kInterpreterBytecodeOffsetRegister, @@ -1509,13 +1509,16 @@ void Generate_ContinueToBuiltinHelper(MacroAssembler* masm, __ ldr(fp, MemOperand( sp, BuiltinContinuationFrameConstants::kFixedFrameSizeFromFp)); + // Load builtin index (stored as a Smi) and use it to get the builtin start + // address from the builtins table. UseScratchRegisterScope temps(masm); - Register scratch = temps.Acquire(); - __ Pop(scratch); + Register builtin = temps.Acquire(); + __ Pop(builtin); __ add(sp, sp, Operand(BuiltinContinuationFrameConstants::kFixedFrameSizeFromFp)); __ Pop(lr); - __ add(pc, scratch, Operand(Code::kHeaderSize - kHeapObjectTag)); + __ LoadEntryFromBuiltinIndex(builtin); + __ bx(builtin); } } // namespace @@ -2577,7 +2580,7 @@ void Builtins::Generate_CEntry(MacroAssembler* masm, int result_size, __ tst(sp, Operand(frame_alignment_mask)); __ b(eq, &alignment_as_expected); // Don't use Check here, as it will call Runtime_Abort re-entering here. - __ stop("Unexpected alignment"); + __ stop(); __ bind(&alignment_as_expected); } } @@ -2606,7 +2609,7 @@ void Builtins::Generate_CEntry(MacroAssembler* masm, int result_size, __ CompareRoot(r3, RootIndex::kTheHoleValue); // Cannot use check here as it attempts to generate call into runtime. __ b(eq, &okay); - __ stop("Unexpected pending exception"); + __ stop(); __ bind(&okay); } @@ -2835,19 +2838,25 @@ void CallApiFunctionAndReturn(MacroAssembler* masm, Register function_address, DCHECK(function_address == r1 || function_address == r2); - Label profiler_disabled; - Label end_profiler_check; + Label profiler_enabled, end_profiler_check; __ Move(r9, ExternalReference::is_profiling_address(isolate)); __ ldrb(r9, MemOperand(r9, 0)); __ cmp(r9, Operand(0)); - __ b(eq, &profiler_disabled); - - // Additional parameter is the address of the actual callback. - __ Move(r3, thunk_ref); - __ jmp(&end_profiler_check); - - __ bind(&profiler_disabled); - __ Move(r3, function_address); + __ b(ne, &profiler_enabled); + __ Move(r9, ExternalReference::address_of_runtime_stats_flag()); + __ ldr(r9, MemOperand(r9, 0)); + __ cmp(r9, Operand(0)); + __ b(ne, &profiler_enabled); + { + // Call the api function directly. + __ Move(r3, function_address); + __ b(&end_profiler_check); + } + __ bind(&profiler_enabled); + { + // Additional parameter is the address of the actual callback. + __ Move(r3, thunk_ref); + } __ bind(&end_profiler_check); // Allocate HandleScope in callee-save registers. |