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authorDimitry Andric <dim@FreeBSD.org>2017-05-02 18:30:13 +0000
committerDimitry Andric <dim@FreeBSD.org>2017-05-02 18:30:13 +0000
commita303c417bbdb53703c2c17398b08486bde78f1f6 (patch)
tree98366d6b93d863cefdc53f16c66c0c5ae7fb2261 /lib/Transforms/InstCombine/InstCombineCompares.cpp
parent12f3ca4cdb95b193af905a00e722a4dcb40b3de3 (diff)
Notes
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineCompares.cpp')
-rw-r--r--lib/Transforms/InstCombine/InstCombineCompares.cpp13
1 files changed, 7 insertions, 6 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp
index d846a631b96f..60970775de63 100644
--- a/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -190,8 +190,8 @@ static void computeSignedMinMaxValuesFromKnownBits(const KnownBits &Known,
Max = Known.One|UnknownBits;
if (UnknownBits.isNegative()) { // Sign bit is unknown
- Min.setBit(Min.getBitWidth()-1);
- Max.clearBit(Max.getBitWidth()-1);
+ Min.setSignBit();
+ Max.clearSignBit();
}
}
@@ -4269,8 +4269,8 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
Changed = true;
}
- if (Value *V =
- SimplifyICmpInst(I.getPredicate(), Op0, Op1, DL, &TLI, &DT, &AC, &I))
+ if (Value *V = SimplifyICmpInst(I.getPredicate(), Op0, Op1,
+ SQ.getWithInstruction(&I)))
return replaceInstUsesWith(I, V);
// comparing -val or val with non-zero is the same as just comparing val
@@ -4778,8 +4778,9 @@ Instruction *InstCombiner::visitFCmpInst(FCmpInst &I) {
Value *Op0 = I.getOperand(0), *Op1 = I.getOperand(1);
- if (Value *V = SimplifyFCmpInst(I.getPredicate(), Op0, Op1,
- I.getFastMathFlags(), DL, &TLI, &DT, &AC, &I))
+ if (Value *V =
+ SimplifyFCmpInst(I.getPredicate(), Op0, Op1, I.getFastMathFlags(),
+ SQ.getWithInstruction(&I)))
return replaceInstUsesWith(I, V);
// Simplify 'fcmp pred X, X'