ValueTracking: modernize isKnownInversion (NFC)

[artagnon]

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[llvmbot]

@llvm/pr-subscribers-llvm-analysis

Author: Ramkumar Ramachandra (artagnon)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/126234.diff

1 Files Affected:

• (modified) llvm/lib/Analysis/ValueTracking.cpp (+2-2)

diff --git a/llvm/lib/Analysis/ValueTracking.cpp b/llvm/lib/Analysis/ValueTracking.cpp
index 6eba6c0f08c3f40..94d5b877b7d43ec 100644
--- a/llvm/lib/Analysis/ValueTracking.cpp
+++ b/llvm/lib/Analysis/ValueTracking.cpp
@@ -8599,7 +8599,7 @@ bool llvm::isKnownInversion(const Value *X, const Value *Y) {
     return false;
 
   // They must both have samesign flag or not.
-  if (cast<ICmpInst>(X)->hasSameSign() != cast<ICmpInst>(Y)->hasSameSign())
+  if (Pred1.hasSameSign() != Pred2.hasSameSign())
     return false;
 
   if (B == C)
@@ -8611,7 +8611,7 @@ bool llvm::isKnownInversion(const Value *X, const Value *Y) {
     return false;
 
   // Sign bits of two RHSCs should match.
-  if (cast<ICmpInst>(X)->hasSameSign() &&
+  if (Pred1.hasSameSign() &&
       RHSC1->isNonNegative() != RHSC2->isNonNegative())
     return false;
 

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