; With shl->mul reassociation, we can see that this is (shl A, 9) * A | |
; | |
; RUN: opt < %s -passes=reassociate,instcombine -S |\ | |
; RUN: grep "shl .*, 9" | |
define i32 @test(i32 %A, i32 %B) { | |
%X = shl i32 %A, 5 ; <i32> [#uses=1] | |
%Y = shl i32 %A, 4 ; <i32> [#uses=1] | |
%Z = mul i32 %Y, %X ; <i32> [#uses=1] | |
ret i32 %Z | |
} | |