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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 // This file declares the TargetLowering, LoweringContext, and | 10 // This file declares the TargetLowering, LoweringContext, and |
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214 | 214 |
215 virtual void emit(const ConstantUndef *C) const = 0; | 215 virtual void emit(const ConstantUndef *C) const = 0; |
216 virtual void emit(const ConstantInteger32 *C) const = 0; | 216 virtual void emit(const ConstantInteger32 *C) const = 0; |
217 virtual void emit(const ConstantInteger64 *C) const = 0; | 217 virtual void emit(const ConstantInteger64 *C) const = 0; |
218 virtual void emit(const ConstantFloat *C) const = 0; | 218 virtual void emit(const ConstantFloat *C) const = 0; |
219 virtual void emit(const ConstantDouble *C) const = 0; | 219 virtual void emit(const ConstantDouble *C) const = 0; |
220 | 220 |
221 // Performs target-specific argument lowering. | 221 // Performs target-specific argument lowering. |
222 virtual void lowerArguments() = 0; | 222 virtual void lowerArguments() = 0; |
223 | 223 |
| 224 virtual void initNodeForLowering(CfgNode *) {} |
224 virtual void addProlog(CfgNode *Node) = 0; | 225 virtual void addProlog(CfgNode *Node) = 0; |
225 virtual void addEpilog(CfgNode *Node) = 0; | 226 virtual void addEpilog(CfgNode *Node) = 0; |
226 | 227 |
227 virtual ~TargetLowering() {} | 228 virtual ~TargetLowering() {} |
228 | 229 |
229 protected: | 230 protected: |
230 explicit TargetLowering(Cfg *Func); | 231 explicit TargetLowering(Cfg *Func); |
231 virtual void lowerAlloca(const InstAlloca *Inst) = 0; | 232 virtual void lowerAlloca(const InstAlloca *Inst) = 0; |
232 virtual void lowerArithmetic(const InstArithmetic *Inst) = 0; | 233 virtual void lowerArithmetic(const InstArithmetic *Inst) = 0; |
233 virtual void lowerAssign(const InstAssign *Inst) = 0; | 234 virtual void lowerAssign(const InstAssign *Inst) = 0; |
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323 virtual void lowerConstants() const = 0; | 324 virtual void lowerConstants() const = 0; |
324 | 325 |
325 protected: | 326 protected: |
326 explicit TargetDataLowering(GlobalContext *Ctx) : Ctx(Ctx) {} | 327 explicit TargetDataLowering(GlobalContext *Ctx) : Ctx(Ctx) {} |
327 GlobalContext *Ctx; | 328 GlobalContext *Ctx; |
328 }; | 329 }; |
329 | 330 |
330 } // end of namespace Ice | 331 } // end of namespace Ice |
331 | 332 |
332 #endif // SUBZERO_SRC_ICETARGETLOWERING_H | 333 #endif // SUBZERO_SRC_ICETARGETLOWERING_H |
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