Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=arm -mattr=+v6t2 | grep {mls\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\]} | count 1 |
Evan Cheng | edcbada | 2009-07-06 22:05:45 +0000 | [diff] [blame] | 2 | |
3 | define i32 @f1(i32 %a, i32 %b, i32 %c) { | ||||
4 | %tmp1 = mul i32 %a, %b | ||||
5 | %tmp2 = sub i32 %c, %tmp1 | ||||
6 | ret i32 %tmp2 | ||||
7 | } | ||||
8 | |||||
9 | ; sub doesn't commute, so no mls for this one | ||||
10 | define i32 @f2(i32 %a, i32 %b, i32 %c) { | ||||
11 | %tmp1 = mul i32 %a, %b | ||||
12 | %tmp2 = sub i32 %tmp1, %c | ||||
13 | ret i32 %tmp2 | ||||
14 | } |