diff options
| author | Chris Lattner <sabre@nondot.org> | 2003-07-23 17:21:17 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-07-23 17:21:17 +0000 |
| commit | 30780ccf15fd098afe5c47ae8e013dd832ed2dde (patch) | |
| tree | 649d75141a22c3abe1bf60f996ac1cf39db39184 /lib | |
| parent | bc5d41482392d4ebd7fa2b992bbe89980ebd4f6c (diff) | |
Add support for ~ operator on constants
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7258 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/VMCore/ConstantFold.h | 6 | ||||
| -rw-r--r-- | lib/VMCore/ConstantFolding.h | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/lib/VMCore/ConstantFold.h b/lib/VMCore/ConstantFold.h index 2401ad7596..66719cda8e 100644 --- a/lib/VMCore/ConstantFold.h +++ b/lib/VMCore/ConstantFold.h @@ -125,6 +125,12 @@ private: ConstRules &operator=(const ConstRules &); // Do not implement }; +// Unary operators... +inline Constant *operator~(const Constant &V) { + assert(V.getType()->isIntegral() && "Cannot invert non-intergral constant!"); + return ConstRules::get(V, V)->op_xor(&V, + ConstantInt::getAllOnesValue(V.getType())); +} // Standard binary operators... inline Constant *operator+(const Constant &V1, const Constant &V2) { diff --git a/lib/VMCore/ConstantFolding.h b/lib/VMCore/ConstantFolding.h index 2401ad7596..66719cda8e 100644 --- a/lib/VMCore/ConstantFolding.h +++ b/lib/VMCore/ConstantFolding.h @@ -125,6 +125,12 @@ private: ConstRules &operator=(const ConstRules &); // Do not implement }; +// Unary operators... +inline Constant *operator~(const Constant &V) { + assert(V.getType()->isIntegral() && "Cannot invert non-intergral constant!"); + return ConstRules::get(V, V)->op_xor(&V, + ConstantInt::getAllOnesValue(V.getType())); +} // Standard binary operators... inline Constant *operator+(const Constant &V1, const Constant &V2) { |