| ; All of these ands and shifts should be folded into rlwimi's |
| ; RUN: llvm-as < %s | llc -march=ppc32 -o %t -f |
| ; 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) { |
| entry: |
| %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 |
| } |
| |