From 1ff5f1a0614f50a5eef467d030cec2e10a9c4972 Mon Sep 17 00:00:00 2001 From: Matt Arsenault Date: Tue, 1 Apr 2014 18:13:22 +0000 Subject: Add helpers for checking if a value is a target boolean constant. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205335 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Target/TargetLowering.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include/llvm/Target') diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h index 06cc75f4d3..2f6445fb7a 100644 --- a/include/llvm/Target/TargetLowering.h +++ b/include/llvm/Target/TargetLowering.h @@ -1934,6 +1934,14 @@ public: void CommitTargetLoweringOpt(const TargetLoweringOpt &TLO); }; + /// Return if the N is a constant or constant vector equal to the true value + /// from getBooleanContents(). + bool isConstTrueVal(const SDNode *N) const; + + /// Return if the N is a constant or constant vector equal to the false value + /// from getBooleanContents(). + bool isConstFalseVal(const SDNode *N) const; + /// Try to simplify a setcc built with the specified operands and cc. If it is /// unable to simplify it, return a null SDValue. SDValue SimplifySetCC(EVT VT, SDValue N0, SDValue N1, -- cgit v1.2.3