1 ; All of these ands and shifts should be folded into rlwimi's
2 ; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -o %t
3 ; RUN: not grep mulhwu %t
4 ; RUN: not grep srawi %t
6 ; RUN: grep mulhw %t | count 1
8 define i32 @mulhs(i32 %a, i32 %b) nounwind {
10 %tmp.1 = sext i32 %a to i64 ; <i64> [#uses=1]
11 %tmp.3 = sext i32 %b to i64 ; <i64> [#uses=1]
12 %tmp.4 = mul i64 %tmp.3, %tmp.1 ; <i64> [#uses=1]
13 %tmp.6 = lshr i64 %tmp.4, 32 ; <i64> [#uses=1]
14 %tmp.7 = trunc i64 %tmp.6 to i32 ; <i32> [#uses=1]