1 ; This should turn into one multiply and one add. 2 3 ; RUN: opt < %s -instcombine -reassociate -instcombine -S > %t 4 ; RUN: grep mul %t | count 1 5 ; RUN: grep add %t | count 1 6 7 define i32 @main(i32 %t) { 8 %tmp.3 = mul i32 %t, 12 ; <i32> [#uses=1] 9 %tmp.4 = add i32 %tmp.3, 5 ; <i32> [#uses=1] 10 %tmp.6 = mul i32 %t, 6 ; <i32> [#uses=1] 11 %tmp.8 = mul i32 %tmp.4, 3 ; <i32> [#uses=1] 12 %tmp.9 = add i32 %tmp.8, %tmp.6 ; <i32> [#uses=1] 13 ret i32 %tmp.9 14 } 15 16
