diff options
| -rw-r--r-- | lib/Target/TargetData.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp index 8aea154..22dde60 100644 --- a/lib/Target/TargetData.cpp +++ b/lib/Target/TargetData.cpp @@ -21,6 +21,7 @@ #include "llvm/DerivedTypes.h" #include "llvm/Constants.h" #include "llvm/Support/GetElementPtrTypeIterator.h" +#include "Support/MathExtras.h" using namespace llvm; // Handle the Pass registration stuff necessary to use TargetData's. @@ -201,6 +202,12 @@ unsigned char TargetData::getTypeAlignment(const Type *Ty) const { return Align; } +unsigned char TargetData::getTypeAlignmentShift(const Type *Ty) const { + unsigned Align = getTypeAlignment(Ty); + assert(!(Align & (Align-1)) && "Alignment is not a power of two!"); + return log2(Align); +} + /// getIntPtrType - Return an unsigned integer type that is the same size or /// greater to the host pointer size. const Type *TargetData::getIntPtrType() const { |