A basic LoadAndStorePromoter that does not remove store nodes. More...
Inheritance diagram for BasicLoadAndStorePromoter:
Public Member Functions | |
| BasicLoadAndStorePromoter (ArrayRef< const Instruction * > Insts, SSAUpdater &S, Type *ZeroType) | |
| bool | shouldDelete (Instruction *I) const override |
| Return false if a sub-class wants to keep one of the loads/stores after the SSA construction. | |
| Value * | getValueToUseForAlloca (Instruction *I) const override |
| Return the value to use for the point in the code that the alloca is positioned. | |
 Public Member Functions inherited from llvm::LoadAndStorePromoter | |
| LoadAndStorePromoter (ArrayRef< const Instruction * > Insts, SSAUpdater &S, StringRef Name=StringRef()) | |
| virtual | ~LoadAndStorePromoter ()=default |
| void | run (const SmallVectorImpl< Instruction * > &Insts) |
| This does the promotion. | |
| virtual bool | isInstInList (Instruction *I, const SmallVectorImpl< Instruction * > &Insts) const |
| Return true if the specified instruction is in the Inst list. | |
| virtual void | doExtraRewritesBeforeFinalDeletion () |
| This hook is invoked after all the stores are found and inserted as available values. | |
| virtual void | replaceLoadWithValue (LoadInst *LI, Value *V) const |
| Clients can choose to implement this to get notified right before a load is RAUW'd another value. | |
| virtual void | instructionDeleted (Instruction *I) const |
| Called before each instruction is deleted. | |
| virtual void | updateDebugInfo (Instruction *I) const |
| Called to update debug info associated with the instruction. | |
| virtual bool | shouldDelete (Instruction *I) const |
| Return false if a sub-class wants to keep one of the loads/stores after the SSA construction. | |
| virtual Value * | getValueToUseForAlloca (Instruction *AI) const |
| Return the value to use for the point in the code that the alloca is positioned. | |
Additional Inherited Members | |
| Protected Attributes inherited from llvm::LoadAndStorePromoter | |
| SSAUpdater & | SSA |
Detailed Description
A basic LoadAndStorePromoter that does not remove store nodes.
Constructor & Destructor Documentation
◆ BasicLoadAndStorePromoter()
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inline |
Member Function Documentation
◆ getValueToUseForAlloca()
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inlineoverridevirtual |
Return the value to use for the point in the code that the alloca is positioned.
This will only be used if an Alloca is included in Insts, otherwise the value of a uninitialized load will be assumed to be poison.
Reimplemented from llvm::LoadAndStorePromoter.
Definition at line 5489 of file SROA.cpp.
References llvm::UndefValue::get().
◆ shouldDelete()
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inlineoverridevirtual |
Return false if a sub-class wants to keep one of the loads/stores after the SSA construction.
Reimplemented from llvm::LoadAndStorePromoter.
Definition at line 5485 of file SROA.cpp.
References I.
The documentation for this class was generated from the following file:
- lib/Transforms/Scalar/SROA.cpp
