Add getBitCastOrAddrSpaceCast

llvm-svn: 196637
This commit is contained in:
Matt Arsenault 2013-12-07 02:58:41 +00:00
parent 42a91ef2ac
commit 21f38f4539
2 changed files with 21 additions and 2 deletions

View File

@ -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

View File

@ -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");