blob: 9ab8d997c0d00eb03d3d581e2e8f4a95748835d8 [file] [log] [blame]
; All of these ands and shifts should be folded into rlwimi's
; RUN: llc < %s -march=ppc32 -o %t
; RUN: not grep mulhwu %t
; RUN: not grep srawi %t
; RUN: not grep add %t
; RUN: grep mulhw %t | count 1
define i32 @mulhs(i32 %a, i32 %b) {
%tmp.1 = sext i32 %a to i64 ; <i64> [#uses=1]
%tmp.3 = sext i32 %b to i64 ; <i64> [#uses=1]
%tmp.4 = mul i64 %tmp.3, %tmp.1 ; <i64> [#uses=1]
%tmp.6 = lshr i64 %tmp.4, 32 ; <i64> [#uses=1]
%tmp.7 = trunc i64 %tmp.6 to i32 ; <i32> [#uses=1]
ret i32 %tmp.7