Changes in directory llvm/include/llvm:
DerivedTypes.h updated: 1.84 -> 1.85
---
Log message:
Add an IntegerType::getMask() method to get an APInt mask for the type.
---
Diffs of the changes: (+8 -0)
DerivedTypes.h | 8 ++++++++
1 files changed, 8 insertions(+)
Index: llvm/include/llvm/DerivedTypes.h
diff -u llvm/include/llvm/DerivedTypes.h:1.84
llvm/include/llvm/DerivedTypes.h:1.85
--- llvm/include/llvm/DerivedTypes.h:1.84 Wed Feb 14 21:39:17 2007
+++ llvm/include/llvm/DerivedTypes.h Wed Feb 28 20:25:03 2007
@@ -19,6 +19,7 @@
#define LLVM_DERIVED_TYPES_H
#include "llvm/Type.h"
+#include "llvm/ADT/APInt.h"
namespace llvm {
@@ -108,6 +109,13 @@
return ~uint64_t(0UL) >> (64-getPrimitiveSizeInBits());
}
+ /// For example, this is 0xFF for an 8 bit integer, 0xFFFF for i16, etc.
+ /// @returns a bit mask with ones set for all the bits of this type.
+ /// @brief Get a bit mask for this type.
+ APInt getMask() const {
+ return APInt::getAllOnesValue(getBitWidth());
+ }
+
/// This method determines if the width of this IntegerType is a power-of-2
/// in terms of 8 bit bytes.
/// @returns true if this is a power-of-2 byte width.
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