[llvm] [InstCombine] simplify `(X * C0) / (X * C1)` into `C0 / C1`. (PR #73204)
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Thu Nov 23 22:06:02 PST 2023
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@@ -1207,6 +1207,18 @@ Instruction *InstCombinerImpl::commonIDivTransforms(BinaryOperator &I) {
}
}
+ // (X * C0) / (X * C1) --> C0 / C1
+ Constant *C0, *C1;
+ if (match(Op0, m_c_Mul(m_Value(X), m_Constant(C0))) &&
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Z572 wrote:
What do I need to do
https://github.com/llvm/llvm-project/pull/73204
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