OLD | NEW |
1 //===- subzero/src/IceTargetLowering.h - Lowering interface -----*- C++ -*-===// | 1 //===- subzero/src/IceTargetLowering.h - Lowering interface -----*- C++ -*-===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 /// | 9 /// |
10 /// \file | 10 /// \file |
(...skipping 73 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
84 InstList::iterator Next; | 84 InstList::iterator Next; |
85 /// Begin is a copy of Insts.begin(), used if iterators are moved backward. | 85 /// Begin is a copy of Insts.begin(), used if iterators are moved backward. |
86 InstList::iterator Begin; | 86 InstList::iterator Begin; |
87 /// End is a copy of Insts.end(), used if Next needs to be advanced. | 87 /// End is a copy of Insts.end(), used if Next needs to be advanced. |
88 InstList::iterator End; | 88 InstList::iterator End; |
89 | 89 |
90 void skipDeleted(InstList::iterator &I) const; | 90 void skipDeleted(InstList::iterator &I) const; |
91 void advanceForward(InstList::iterator &I) const; | 91 void advanceForward(InstList::iterator &I) const; |
92 }; | 92 }; |
93 | 93 |
| 94 /// A helper class to advance the LoweringContext at each loop iteration. |
| 95 class PostIncrLoweringContext { |
| 96 PostIncrLoweringContext() = delete; |
| 97 PostIncrLoweringContext(const PostIncrLoweringContext &) = delete; |
| 98 PostIncrLoweringContext &operator=(const PostIncrLoweringContext &) = delete; |
| 99 |
| 100 public: |
| 101 explicit PostIncrLoweringContext(LoweringContext &Context) |
| 102 : Context(Context) {} |
| 103 ~PostIncrLoweringContext() { |
| 104 Context.advanceCur(); |
| 105 Context.advanceNext(); |
| 106 } |
| 107 |
| 108 private: |
| 109 LoweringContext &Context; |
| 110 }; |
| 111 |
94 class TargetLowering { | 112 class TargetLowering { |
95 TargetLowering() = delete; | 113 TargetLowering() = delete; |
96 TargetLowering(const TargetLowering &) = delete; | 114 TargetLowering(const TargetLowering &) = delete; |
97 TargetLowering &operator=(const TargetLowering &) = delete; | 115 TargetLowering &operator=(const TargetLowering &) = delete; |
98 | 116 |
99 public: | 117 public: |
100 // TODO(jvoung): return a unique_ptr like the other factory functions. | 118 // TODO(jvoung): return a unique_ptr like the other factory functions. |
101 static TargetLowering *createLowering(TargetArch Target, Cfg *Func); | 119 static TargetLowering *createLowering(TargetArch Target, Cfg *Func); |
102 static std::unique_ptr<Assembler> createAssembler(TargetArch Target, | 120 static std::unique_ptr<Assembler> createAssembler(TargetArch Target, |
103 Cfg *Func); | 121 Cfg *Func); |
(...skipping 322 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
426 virtual void lower() {} | 444 virtual void lower() {} |
427 | 445 |
428 protected: | 446 protected: |
429 explicit TargetHeaderLowering(GlobalContext *Ctx) : Ctx(Ctx) {} | 447 explicit TargetHeaderLowering(GlobalContext *Ctx) : Ctx(Ctx) {} |
430 GlobalContext *Ctx; | 448 GlobalContext *Ctx; |
431 }; | 449 }; |
432 | 450 |
433 } // end of namespace Ice | 451 } // end of namespace Ice |
434 | 452 |
435 #endif // SUBZERO_SRC_ICETARGETLOWERING_H | 453 #endif // SUBZERO_SRC_ICETARGETLOWERING_H |
OLD | NEW |