From e3765ba168321c690c39eb4417dd8c28743bdc72 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Mon, 3 Jul 2017 05:54:16 +0000 Subject: [PATCH] [InstCombine] Add a TODO for a probable missing single use check. NFC Will try to fix it soon, but in case I forget. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307003 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/InstCombine/InstCombineAndOrXor.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp b/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp index 0f034107b3d..afc3b064c6c 100644 --- a/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp +++ b/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp @@ -82,6 +82,8 @@ static Value *getFCmpValue(unsigned Code, Value *LHS, Value *RHS, Value *InstCombiner::SimplifyBSwap(BinaryOperator &I) { assert(I.isBitwiseLogicOp() && "Unexpected opcode for bswap simplifying"); + // TODO We should probably check for single use of the bswap. + Value *NewLHS; if (!match(I.getOperand(0), m_BSwap(m_Value(NewLHS)))) return nullptr; -- 2.50.1