From 8b94c295c3dd8f19af44fe4cd4f78509e45fe03a Mon Sep 17 00:00:00 2001 From: Benjamin Kramer Date: Fri, 1 Apr 2011 22:29:18 +0000 Subject: Fix comment. llvm-svn: 128745 --- llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'llvm/lib/Transforms') diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp index 5dd6fe5e278..32ab123f103 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp @@ -883,8 +883,8 @@ Instruction *InstCombiner::transformSExtICmp(ICmpInst *ICI, Instruction &CI) { ICmpInst::Predicate Pred = ICI->getPredicate(); if (ConstantInt *Op1C = dyn_cast(Op1)) { - // (x ashr x, 31 -> all ones if signed - // (x >s -1) ? -1 : 0 -> ashr x, 31 -> all ones if not signed + // (x ashr x, 31 -> all ones if negative + // (x >s -1) ? -1 : 0 -> not (ashr x, 31) -> all ones if positive if ((Pred == ICmpInst::ICMP_SLT && Op1C->isZero()) || (Pred == ICmpInst::ICMP_SGT && Op1C->isAllOnesValue())) { -- cgit v1.2.3