1 ; RUN: llc < %s -march=x86 | grep lea 2 ; RUN: llc < %s -march=x86 | not grep add 3 4 define i32 @test(i32 %X, i32 %Y) { 5 ; Push the shl through the mul to allow an LEA to be formed, instead 6 ; of using a shift and add separately. 7 %tmp.2 = shl i32 %X, 1 ; <i32> [#uses=1] 8 %tmp.3 = mul i32 %tmp.2, %Y ; <i32> [#uses=1] 9 %tmp.5 = add i32 %tmp.3, %Y ; <i32> [#uses=1] 10 ret i32 %tmp.5 11 } 12 13
