From: Sanjay Patel Date: Mon, 12 Jan 2015 21:21:28 +0000 (+0000) Subject: 80-cols; NFC X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=1a135ced09cb12fd891028c8515ceba26bc9144d;p=oota-llvm.git 80-cols; NFC git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225700 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp index 7a5b0290aa1..b814b2525dc 100644 --- a/lib/Transforms/Scalar/GVN.cpp +++ b/lib/Transforms/Scalar/GVN.cpp @@ -2106,15 +2106,15 @@ bool GVN::propagateEquality(Value *LHS, Value *RHS, std::swap(LHS, RHS); assert((isa(LHS) || isa(LHS)) && "Unexpected value!"); - // If there is no obvious reason to prefer the left-hand side over the right- - // hand side, ensure the longest lived term is on the right-hand side, so the - // shortest lived term will be replaced by the longest lived. This tends to - // expose more simplifications. + // If there is no obvious reason to prefer the left-hand side over the + // right-hand side, ensure the longest lived term is on the right-hand side, + // so the shortest lived term will be replaced by the longest lived. + // This tends to expose more simplifications. uint32_t LVN = VN.lookup_or_add(LHS); if ((isa(LHS) && isa(RHS)) || (isa(LHS) && isa(RHS))) { - // Move the 'oldest' value to the right-hand side, using the value number as - // a proxy for age. + // Move the 'oldest' value to the right-hand side, using the value number + // as a proxy for age. uint32_t RVN = VN.lookup_or_add(RHS); if (LVN < RVN) { std::swap(LHS, RHS); @@ -2143,10 +2143,10 @@ bool GVN::propagateEquality(Value *LHS, Value *RHS, NumGVNEqProp += NumReplacements; } - // Now try to deduce additional equalities from this one. For example, if the - // known equality was "(A != B)" == "false" then it follows that A and B are - // equal in the scope. Only boolean equalities with an explicit true or false - // RHS are currently supported. + // Now try to deduce additional equalities from this one. For example, if + // the known equality was "(A != B)" == "false" then it follows that A and B + // are equal in the scope. Only boolean equalities with an explicit true or + // false RHS are currently supported. if (!RHS->getType()->isIntegerTy(1)) // Not a boolean equality - bail out. continue; @@ -2188,9 +2188,9 @@ bool GVN::propagateEquality(Value *LHS, Value *RHS, // If "A >= B" is known true, replace "A < B" with false everywhere. CmpInst::Predicate NotPred = Cmp->getInversePredicate(); Constant *NotVal = ConstantInt::get(Cmp->getType(), isKnownFalse); - // Since we don't have the instruction "A < B" immediately to hand, work out - // the value number that it would have and use that to find an appropriate - // instruction (if any). + // Since we don't have the instruction "A < B" immediately to hand, work + // out the value number that it would have and use that to find an + // appropriate instruction (if any). uint32_t NextNum = VN.getNextUnusedValueNumber(); uint32_t Num = VN.lookup_or_add_cmp(Cmp->getOpcode(), NotPred, Op0, Op1); // If the number we were assigned was brand new then there is no point in