diff options
Diffstat (limited to 'lib/Analysis/ValueTracking.cpp')
| -rw-r--r-- | lib/Analysis/ValueTracking.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index 04a7b73c22bf..0ef39163bda3 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/lib/Analysis/ValueTracking.cpp @@ -71,7 +71,7 @@ #include <cassert> #include <cstdint> #include <iterator> -#include <utility> +#include <utility> using namespace llvm; using namespace llvm::PatternMatch; @@ -3828,7 +3828,7 @@ static bool checkRippleForSignedAdd(const KnownBits &LHSKnown, // If either of the values is known to be non-negative, adding them can only // overflow if the second is also non-negative, so we can assume that. - // Two non-negative numbers will only overflow if there is a carry to the + // Two non-negative numbers will only overflow if there is a carry to the // sign bit, so we can check if even when the values are as big as possible // there is no overflow to the sign bit. if (LHSKnown.isNonNegative() || RHSKnown.isNonNegative()) { @@ -3855,7 +3855,7 @@ static bool checkRippleForSignedAdd(const KnownBits &LHSKnown, } // If we reached here it means that we know nothing about the sign bits. - // In this case we can't know if there will be an overflow, since by + // In this case we can't know if there will be an overflow, since by // changing the sign bits any two values can be made to overflow. return false; } @@ -3905,7 +3905,7 @@ static OverflowResult computeOverflowForSignedAdd(const Value *LHS, // operands. bool LHSOrRHSKnownNonNegative = (LHSKnown.isNonNegative() || RHSKnown.isNonNegative()); - bool LHSOrRHSKnownNegative = + bool LHSOrRHSKnownNegative = (LHSKnown.isNegative() || RHSKnown.isNegative()); if (LHSOrRHSKnownNonNegative || LHSOrRHSKnownNegative) { KnownBits AddKnown = computeKnownBits(Add, DL, /*Depth=*/0, AC, CxtI, DT); @@ -4454,7 +4454,7 @@ static SelectPatternResult matchMinMax(CmpInst::Predicate Pred, SPR = matchMinMaxOfMinMax(Pred, CmpLHS, CmpRHS, TrueVal, FalseVal, Depth); if (SPR.Flavor != SelectPatternFlavor::SPF_UNKNOWN) return SPR; - + if (Pred != CmpInst::ICMP_SGT && Pred != CmpInst::ICMP_SLT) return {SPF_UNKNOWN, SPNB_NA, false}; @@ -4630,7 +4630,7 @@ static SelectPatternResult matchSelectPattern(CmpInst::Predicate Pred, case FCmpInst::FCMP_OLE: return {SPF_FMINNUM, NaNBehavior, Ordered}; } } - + if (isKnownNegation(TrueVal, FalseVal)) { // Sign-extending LHS does not change its sign, so TrueVal/FalseVal can // match against either LHS or sext(LHS). |