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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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255 HValue* hydrogen_value() const { return hydrogen_value_; } | 255 HValue* hydrogen_value() const { return hydrogen_value_; } |
256 | 256 |
257 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } | 257 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } |
258 | 258 |
259 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } | 259 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } |
260 bool IsCall() const { return IsCallBits::decode(bit_field_); } | 260 bool IsCall() const { return IsCallBits::decode(bit_field_); } |
261 | 261 |
262 // Interface to the register allocator and iterators. | 262 // Interface to the register allocator and iterators. |
263 bool ClobbersTemps() const { return IsCall(); } | 263 bool ClobbersTemps() const { return IsCall(); } |
264 bool ClobbersRegisters() const { return IsCall(); } | 264 bool ClobbersRegisters() const { return IsCall(); } |
265 virtual bool ClobbersDoubleRegisters() const { return IsCall(); } | 265 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const V8_OVERRIDE { |
| 266 return IsCall(); |
| 267 } |
266 | 268 |
267 // Interface to the register allocator and iterators. | 269 // Interface to the register allocator and iterators. |
268 bool IsMarkedAsCall() const { return IsCall(); } | 270 bool IsMarkedAsCall() const { return IsCall(); } |
269 | 271 |
270 virtual bool HasResult() const = 0; | 272 virtual bool HasResult() const = 0; |
271 virtual LOperand* result() const = 0; | 273 virtual LOperand* result() const = 0; |
272 | 274 |
273 LOperand* FirstInput() { return InputAt(0); } | 275 LOperand* FirstInput() { return InputAt(0); } |
274 LOperand* Output() { return HasResult() ? result() : NULL; } | 276 LOperand* Output() { return HasResult() ? result() : NULL; } |
275 | 277 |
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1979 public: | 1981 public: |
1980 explicit LCallRuntime(LOperand* context) { | 1982 explicit LCallRuntime(LOperand* context) { |
1981 inputs_[0] = context; | 1983 inputs_[0] = context; |
1982 } | 1984 } |
1983 | 1985 |
1984 LOperand* context() { return inputs_[0]; } | 1986 LOperand* context() { return inputs_[0]; } |
1985 | 1987 |
1986 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") | 1988 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") |
1987 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) | 1989 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) |
1988 | 1990 |
1989 virtual bool ClobbersDoubleRegisters() const V8_OVERRIDE { | 1991 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const V8_OVERRIDE { |
1990 return save_doubles() == kDontSaveFPRegs; | 1992 return save_doubles() == kDontSaveFPRegs; |
1991 } | 1993 } |
1992 | 1994 |
1993 const Runtime::Function* function() const { return hydrogen()->function(); } | 1995 const Runtime::Function* function() const { return hydrogen()->function(); } |
1994 int arity() const { return hydrogen()->argument_count(); } | 1996 int arity() const { return hydrogen()->argument_count(); } |
1995 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } | 1997 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } |
1996 }; | 1998 }; |
1997 | 1999 |
1998 | 2000 |
1999 class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { | 2001 class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { |
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2707 : LChunkBuilderBase(graph->zone()), | 2709 : LChunkBuilderBase(graph->zone()), |
2708 chunk_(NULL), | 2710 chunk_(NULL), |
2709 info_(info), | 2711 info_(info), |
2710 graph_(graph), | 2712 graph_(graph), |
2711 status_(UNUSED), | 2713 status_(UNUSED), |
2712 current_instruction_(NULL), | 2714 current_instruction_(NULL), |
2713 current_block_(NULL), | 2715 current_block_(NULL), |
2714 next_block_(NULL), | 2716 next_block_(NULL), |
2715 allocator_(allocator) { } | 2717 allocator_(allocator) { } |
2716 | 2718 |
| 2719 Isolate* isolate() const { return graph_->isolate(); } |
| 2720 |
2717 // Build the sequence for the graph. | 2721 // Build the sequence for the graph. |
2718 LPlatformChunk* Build(); | 2722 LPlatformChunk* Build(); |
2719 | 2723 |
2720 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); | 2724 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); |
2721 | 2725 |
2722 // Declare methods that deal with the individual node types. | 2726 // Declare methods that deal with the individual node types. |
2723 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node); | 2727 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node); |
2724 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) | 2728 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) |
2725 #undef DECLARE_DO | 2729 #undef DECLARE_DO |
2726 | 2730 |
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2860 | 2864 |
2861 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); | 2865 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
2862 }; | 2866 }; |
2863 | 2867 |
2864 #undef DECLARE_HYDROGEN_ACCESSOR | 2868 #undef DECLARE_HYDROGEN_ACCESSOR |
2865 #undef DECLARE_CONCRETE_INSTRUCTION | 2869 #undef DECLARE_CONCRETE_INSTRUCTION |
2866 | 2870 |
2867 } } // namespace v8::internal | 2871 } } // namespace v8::internal |
2868 | 2872 |
2869 #endif // V8_ARM_LITHIUM_ARM_H_ | 2873 #endif // V8_ARM_LITHIUM_ARM_H_ |
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