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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 #ifndef V8_MIPS_LITHIUM_MIPS_H_ | 5 #ifndef V8_MIPS_LITHIUM_MIPS_H_ |
| 6 #define V8_MIPS_LITHIUM_MIPS_H_ | 6 #define V8_MIPS_LITHIUM_MIPS_H_ |
| 7 | 7 |
| 8 #include "hydrogen.h" | 8 #include "hydrogen.h" |
| 9 #include "lithium-allocator.h" | 9 #include "lithium-allocator.h" |
| 10 #include "lithium.h" | 10 #include "lithium.h" |
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| 229 HValue* hydrogen_value() const { return hydrogen_value_; } | 229 HValue* hydrogen_value() const { return hydrogen_value_; } |
| 230 | 230 |
| 231 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } | 231 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } |
| 232 | 232 |
| 233 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 233 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
| 234 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 234 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
| 235 | 235 |
| 236 // Interface to the register allocator and iterators. | 236 // Interface to the register allocator and iterators. |
| 237 bool ClobbersTemps() const { return IsCall(); } | 237 bool ClobbersTemps() const { return IsCall(); } |
| 238 bool ClobbersRegisters() const { return IsCall(); } | 238 bool ClobbersRegisters() const { return IsCall(); } |
| 239 virtual bool ClobbersDoubleRegisters() const { return IsCall(); } | 239 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const V8_OVERRIDE { |
| 240 return IsCall(); |
| 241 } |
| 240 | 242 |
| 241 // Interface to the register allocator and iterators. | 243 // Interface to the register allocator and iterators. |
| 242 bool IsMarkedAsCall() const { return IsCall(); } | 244 bool IsMarkedAsCall() const { return IsCall(); } |
| 243 | 245 |
| 244 virtual bool HasResult() const = 0; | 246 virtual bool HasResult() const = 0; |
| 245 virtual LOperand* result() const = 0; | 247 virtual LOperand* result() const = 0; |
| 246 | 248 |
| 247 LOperand* FirstInput() { return InputAt(0); } | 249 LOperand* FirstInput() { return InputAt(0); } |
| 248 LOperand* Output() { return HasResult() ? result() : NULL; } | 250 LOperand* Output() { return HasResult() ? result() : NULL; } |
| 249 | 251 |
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| 1917 public: | 1919 public: |
| 1918 explicit LCallRuntime(LOperand* context) { | 1920 explicit LCallRuntime(LOperand* context) { |
| 1919 inputs_[0] = context; | 1921 inputs_[0] = context; |
| 1920 } | 1922 } |
| 1921 | 1923 |
| 1922 LOperand* context() { return inputs_[0]; } | 1924 LOperand* context() { return inputs_[0]; } |
| 1923 | 1925 |
| 1924 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") | 1926 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") |
| 1925 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) | 1927 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) |
| 1926 | 1928 |
| 1927 virtual bool ClobbersDoubleRegisters() const V8_OVERRIDE { | 1929 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const V8_OVERRIDE { |
| 1928 return save_doubles() == kDontSaveFPRegs; | 1930 return save_doubles() == kDontSaveFPRegs; |
| 1929 } | 1931 } |
| 1930 | 1932 |
| 1931 const Runtime::Function* function() const { return hydrogen()->function(); } | 1933 const Runtime::Function* function() const { return hydrogen()->function(); } |
| 1932 int arity() const { return hydrogen()->argument_count(); } | 1934 int arity() const { return hydrogen()->argument_count(); } |
| 1933 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } | 1935 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } |
| 1934 }; | 1936 }; |
| 1935 | 1937 |
| 1936 | 1938 |
| 1937 class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { | 1939 class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { |
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| 2641 : LChunkBuilderBase(graph->zone()), | 2643 : LChunkBuilderBase(graph->zone()), |
| 2642 chunk_(NULL), | 2644 chunk_(NULL), |
| 2643 info_(info), | 2645 info_(info), |
| 2644 graph_(graph), | 2646 graph_(graph), |
| 2645 status_(UNUSED), | 2647 status_(UNUSED), |
| 2646 current_instruction_(NULL), | 2648 current_instruction_(NULL), |
| 2647 current_block_(NULL), | 2649 current_block_(NULL), |
| 2648 next_block_(NULL), | 2650 next_block_(NULL), |
| 2649 allocator_(allocator) { } | 2651 allocator_(allocator) { } |
| 2650 | 2652 |
| 2653 Isolate* isolate() const { return graph_->isolate(); } |
| 2654 |
| 2651 // Build the sequence for the graph. | 2655 // Build the sequence for the graph. |
| 2652 LPlatformChunk* Build(); | 2656 LPlatformChunk* Build(); |
| 2653 | 2657 |
| 2654 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); | 2658 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); |
| 2655 | 2659 |
| 2656 // Declare methods that deal with the individual node types. | 2660 // Declare methods that deal with the individual node types. |
| 2657 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node); | 2661 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node); |
| 2658 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) | 2662 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) |
| 2659 #undef DECLARE_DO | 2663 #undef DECLARE_DO |
| 2660 | 2664 |
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| 2793 | 2797 |
| 2794 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2798 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
| 2795 }; | 2799 }; |
| 2796 | 2800 |
| 2797 #undef DECLARE_HYDROGEN_ACCESSOR | 2801 #undef DECLARE_HYDROGEN_ACCESSOR |
| 2798 #undef DECLARE_CONCRETE_INSTRUCTION | 2802 #undef DECLARE_CONCRETE_INSTRUCTION |
| 2799 | 2803 |
| 2800 } } // namespace v8::internal | 2804 } } // namespace v8::internal |
| 2801 | 2805 |
| 2802 #endif // V8_MIPS_LITHIUM_MIPS_H_ | 2806 #endif // V8_MIPS_LITHIUM_MIPS_H_ |
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