diff options
author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-12-07 02:58:41 +0000 |
---|---|---|
committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-12-07 02:58:41 +0000 |
commit | 47172e86cc0f5cf59bd450bc80fb304a2d128aab (patch) | |
tree | be27c12f9f295ac3b2cee8e5bb441cad1dd45fb8 | |
parent | ca370601667367da3b6e2afc2d47b80bdbd92869 (diff) | |
download | llvm-47172e86cc0f5cf59bd450bc80fb304a2d128aab.tar.gz llvm-47172e86cc0f5cf59bd450bc80fb304a2d128aab.tar.bz2 llvm-47172e86cc0f5cf59bd450bc80fb304a2d128aab.tar.xz |
Add getBitCastOrAddrSpaceCast
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196637 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | include/llvm/IR/Constants.h | 10 | ||||
-rw-r--r-- | lib/IR/Constants.cpp | 13 |
2 files changed, 21 insertions, 2 deletions
diff --git a/include/llvm/IR/Constants.h b/include/llvm/IR/Constants.h index f1cee5a8f7..dac20c9ec5 100644 --- a/include/llvm/IR/Constants.h +++ b/include/llvm/IR/Constants.h @@ -943,12 +943,20 @@ public: Type *Ty ///< The type to trunc or bitcast C to ); - /// @brief Create a BitCast or a PtrToInt cast constant expression + /// @brief Create a BitCast, AddrSpaceCast, or a PtrToInt cast constant + /// expression. static Constant *getPointerCast( Constant *C, ///< The pointer value to be casted (operand 0) Type *Ty ///< The type to which cast should be made ); + /// @brief Create a BitCast or AddrSpaceCast for a pointer type depending on + /// the address space. + static Constant *getPointerBitCastOrAddrSpaceCast( + Constant *C, ///< The constant to addrspacecast or bitcast + Type *Ty ///< The type to bitcast or addrspacecast C to + ); + /// @brief Create a ZExt, Bitcast or Trunc for integer -> integer casts static Constant *getIntegerCast( Constant *C, ///< The integer constant to be casted diff --git a/lib/IR/Constants.cpp b/lib/IR/Constants.cpp index a8a325ae27..690ac597b0 100644 --- a/lib/IR/Constants.cpp +++ b/lib/IR/Constants.cpp @@ -1499,7 +1499,18 @@ Constant *ConstantExpr::getPointerCast(Constant *S, Type *Ty) { return getBitCast(S, Ty); } -Constant *ConstantExpr::getIntegerCast(Constant *C, Type *Ty, +Constant *ConstantExpr::getPointerBitCastOrAddrSpaceCast(Constant *S, + Type *Ty) { + assert(S->getType()->isPtrOrPtrVectorTy() && "Invalid cast"); + assert(Ty->isPtrOrPtrVectorTy() && "Invalid cast"); + + if (S->getType()->getPointerAddressSpace() != Ty->getPointerAddressSpace()) + return getAddrSpaceCast(S, Ty); + + return getBitCast(S, Ty); +} + +Constant *ConstantExpr::getIntegerCast(Constant *C, Type *Ty, bool isSigned) { assert(C->getType()->isIntOrIntVectorTy() && Ty->isIntOrIntVectorTy() && "Invalid cast"); |