From 721c201bd55ffb73cb2ba8d39e0570fa38c44e15 Mon Sep 17 00:00:00 2001 From: dim Date: Wed, 15 Aug 2012 19:34:23 +0000 Subject: Vendor import of llvm trunk r161861: http://llvm.org/svn/llvm-project/llvm/trunk@161861 --- include/llvm/Constants.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'include/llvm/Constants.h') diff --git a/include/llvm/Constants.h b/include/llvm/Constants.h index 0abe17d..fdd5382 100644 --- a/include/llvm/Constants.h +++ b/include/llvm/Constants.h @@ -917,6 +917,17 @@ public: return getLShr(C1, C2, true); } + /// getBinOpIdentity - Return the identity for the given binary operation, + /// i.e. a constant C such that X op C = X and C op X = X for every X. It + /// returns null if the operator doesn't have an identity. + static Constant *getBinOpIdentity(unsigned Opcode, Type *Ty); + + /// getBinOpAbsorber - Return the absorbing element for the given binary + /// operation, i.e. a constant C such that X op C = C and C op X = C for + /// every X. For example, this returns zero for integer multiplication. + /// It returns null if the operator doesn't have an absorbing element. + static Constant *getBinOpAbsorber(unsigned Opcode, Type *Ty); + /// Transparently provide more efficient getOperand methods. DECLARE_TRANSPARENT_OPERAND_ACCESSORS(Constant); -- cgit v1.1