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 3 // found in the LICENSE file. 4 5 #include "src/deoptimizer/deoptimizer.h" 6 7 namespace v8 { 8 namespace internal { 9 10 const bool Deoptimizer::kSupportsFixedDeoptExitSizes = true; 11 const int Deoptimizer::kNonLazyDeoptExitSize = 2 * kInstrSize; 12 const int Deoptimizer::kLazyDeoptExitSize = 2 * kInstrSize; 13 GetFloatRegister(unsigned n) const14Float32 RegisterValues::GetFloatRegister(unsigned n) const { 15 const int kShift = n % 2 == 0 ? 0 : 32; 16 17 return Float32::FromBits( 18 static_cast<uint32_t>(double_registers_[n / 2].get_bits() >> kShift)); 19 } 20 SetCallerPc(unsigned offset,intptr_t value)21void FrameDescription::SetCallerPc(unsigned offset, intptr_t value) { 22 SetFrameSlot(offset, value); 23 } 24 SetCallerFp(unsigned offset,intptr_t value)25void FrameDescription::SetCallerFp(unsigned offset, intptr_t value) { 26 SetFrameSlot(offset, value); 27 } 28 SetCallerConstantPool(unsigned offset,intptr_t value)29void FrameDescription::SetCallerConstantPool(unsigned offset, intptr_t value) { 30 // No embedded constant pool support. 31 UNREACHABLE(); 32 } 33 SetPc(intptr_t pc)34void FrameDescription::SetPc(intptr_t pc) { pc_ = pc; } 35 36 } // namespace internal 37 } // namespace v8 38