Heuristic: If the number of operands in the alias are more than the number of

[llvm/stm8.git] / test / Transforms / Reassociate / mulfactor2.ll

; This should turn into one multiply and one add.

; RUN: opt < %s -instcombine -reassociate -instcombine -S > %t
; RUN: grep mul %t | count 1
; RUN: grep add %t | count 1

define i32 @main(i32 %t) {
        %tmp.3 = mul i32 %t, 12         ; <i32> [#uses=1]
        %tmp.4 = add i32 %tmp.3, 5              ; <i32> [#uses=1]
        %tmp.6 = mul i32 %t, 6          ; <i32> [#uses=1]
        %tmp.8 = mul i32 %tmp.4, 3              ; <i32> [#uses=1]
        %tmp.9 = add i32 %tmp.8, %tmp.6         ; <i32> [#uses=1]
        ret i32 %tmp.9
}