[llvm] [InstCombine] Use disjoint flag instead of calling haveNoCommonBitsSet. (PR #74222)

[Craig Topper via llvm-commits]

https://github.com/topperc created https://github.com/llvm/llvm-project/pull/74222

None

>From b298e54eb909602f00ca8af3676573d5ea944464 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper at sifive.com>
Date: Sat, 2 Dec 2023 19:50:29 -0800
Subject: [PATCH] [InstCombine] Use disjoint flag instead of calling
 haveNoCommonBitsSet.

---
 llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
index 7379bdf93169e..481fcdf181946 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
@@ -3395,7 +3395,7 @@ Instruction *InstCombinerImpl::visitOr(BinaryOperator &I) {
   // or (mul X, Y), X --> add (mul X, Y), X --> mul X, (Y + 1)
   if (match(&I,
             m_c_Or(m_OneUse(m_Mul(m_Value(X), m_Value(Y))), m_Deferred(X))) &&
-      haveNoCommonBitsSet(Op0, Op1, DL)) {
+      cast<PossiblyDisjointInst>(I).isDisjoint()) {
     Value *IncrementY = Builder.CreateAdd(Y, ConstantInt::get(Ty, 1));
     return BinaryOperator::CreateMul(X, IncrementY);
   }