From b7270446cf0fdd7bb0b8aaedc31385d407db23ec Mon Sep 17 00:00:00 2001 From: Philip Reames Date: Thu, 3 Mar 2016 19:50:32 +0000 Subject: [ValueTracking] "constant fold" an experimental hidden option llvm-svn: 262648 --- llvm/lib/Analysis/ValueTracking.cpp | 7 ------- 1 file changed, 7 deletions(-) (limited to 'llvm/lib/Analysis/ValueTracking.cpp') diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp index 5c26bc8ceeb..098da0afca5 100644 --- a/llvm/lib/Analysis/ValueTracking.cpp +++ b/llvm/lib/Analysis/ValueTracking.cpp @@ -50,10 +50,6 @@ const unsigned MaxDepth = 6; static cl::opt DomConditionsMaxUses("dom-conditions-max-uses", cl::Hidden, cl::init(20)); -// If true, don't consider only compares whose only use is a branch. -static cl::opt DomConditionsSingleCmpUse("dom-conditions-single-cmp-use", - cl::Hidden, cl::init(false)); - /// Returns the bitwidth of the given scalar or pointer type (if unknown returns /// 0). For vector types, returns the element type's bitwidth. static unsigned getBitWidth(Type *Ty, const DataLayout &DL) { @@ -3073,9 +3069,6 @@ static bool isKnownNonNullFromDominatingCondition(const Value *V, if (!Cmp) continue; - if (DomConditionsSingleCmpUse && !Cmp->hasOneUse()) - continue; - for (auto *CmpU : Cmp->users()) { const BranchInst *BI = dyn_cast(CmpU); if (!BI) -- cgit v1.2.3