diff options
Diffstat (limited to 'clang/lib/CodeGen/CodeGenFunction.h')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenFunction.h | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h index 71e3c6b..1cd952c 100644 --- a/clang/lib/CodeGen/CodeGenFunction.h +++ b/clang/lib/CodeGen/CodeGenFunction.h @@ -2020,20 +2020,18 @@ public: /// to the stack. /// /// Because the address of a temporary is often exposed to the program in - /// various ways, this function will perform the cast. The original alloca - /// instruction is returned through \p Alloca if it is not nullptr. - /// - /// The cast is not performaed in CreateTempAllocaWithoutCast. This is + /// various ways, this function will perform the cast by default. The cast + /// may be avoided by passing false as \p CastToDefaultAddrSpace; this is /// more efficient if the caller knows that the address will not be exposed. + /// The original alloca instruction is returned through \p Alloca if it is + /// not nullptr. llvm::AllocaInst *CreateTempAlloca(llvm::Type *Ty, const Twine &Name = "tmp", llvm::Value *ArraySize = nullptr); Address CreateTempAlloca(llvm::Type *Ty, CharUnits align, const Twine &Name = "tmp", llvm::Value *ArraySize = nullptr, - Address *Alloca = nullptr); - Address CreateTempAllocaWithoutCast(llvm::Type *Ty, CharUnits align, - const Twine &Name = "tmp", - llvm::Value *ArraySize = nullptr); + Address *Alloca = nullptr, + bool CastToDefaultAddrSpace = true); /// CreateDefaultAlignedTempAlloca - This creates an alloca with the /// default ABI alignment of the given LLVM type. @@ -2068,18 +2066,15 @@ public: Address CreateIRTemp(QualType T, const Twine &Name = "tmp"); /// CreateMemTemp - Create a temporary memory object of the given type, with - /// appropriate alignmen and cast it to the default address space. Returns - /// the original alloca instruction by \p Alloca if it is not nullptr. + /// appropriate alignment. Cast it to the default address space if + /// \p CastToDefaultAddrSpace is true. Returns the original alloca + /// instruction by \p Alloca if it is not nullptr. Address CreateMemTemp(QualType T, const Twine &Name = "tmp", - Address *Alloca = nullptr); + Address *Alloca = nullptr, + bool CastToDefaultAddrSpace = true); Address CreateMemTemp(QualType T, CharUnits Align, const Twine &Name = "tmp", - Address *Alloca = nullptr); - - /// CreateMemTemp - Create a temporary memory object of the given type, with - /// appropriate alignmen without casting it to the default address space. - Address CreateMemTempWithoutCast(QualType T, const Twine &Name = "tmp"); - Address CreateMemTempWithoutCast(QualType T, CharUnits Align, - const Twine &Name = "tmp"); + Address *Alloca = nullptr, + bool CastToDefaultAddrSpace = true); /// CreateAggTemp - Create a temporary memory object for the given /// aggregate type. |