llvm-project/llvm/test/Transforms/Reassociate/mulfactor.ll

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; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
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define i32 @f(i32 %a, i32 %b) {
; CHECK: @f
; CHECK: mul
; CHECK: mul
; CHECK-NOT: mul
; CHECK: ret
entry:
%tmp.2 = mul i32 %a, %a
%tmp.5 = shl i32 %a, 1
%tmp.6 = mul i32 %tmp.5, %b
%tmp.10 = mul i32 %b, %b
%tmp.7 = add i32 %tmp.6, %tmp.2
%tmp.11 = add i32 %tmp.7, %tmp.10
ret i32 %tmp.11
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}