From 2e01a69e721dff1fbd18bd418b3a56f54d366483 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Mon, 2 Jun 2008 18:39:07 +0000 Subject: Remove unneeded code I added. llvm-svn: 51878 --- llvm/lib/Analysis/ValueTracking.cpp | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'llvm/lib/Analysis/ValueTracking.cpp') diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp index 2fe60907fb7..67e4aad4fd5 100644 --- a/llvm/lib/Analysis/ValueTracking.cpp +++ b/llvm/lib/Analysis/ValueTracking.cpp @@ -565,12 +565,9 @@ unsigned llvm::ComputeNumSignBits(Value *V, TargetData *TD, unsigned Depth) { unsigned Tmp, Tmp2; unsigned FirstAnswer = 1; - if (ConstantInt *CI = dyn_cast(V)) { - if (CI->getValue().isNegative()) - return CI->getValue().countLeadingOnes(); - return CI->getValue().countLeadingZeros(); - } - + // Note that ConstantInt is handled by the general ComputeMaskedBits case + // below. + if (Depth == 6) return 1; // Limit search depth. -- cgit v1.2.3