| Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=thumb -stats |& \ |
| Evan Cheng | 9f76ed5 | 2009-06-24 06:36:07 +0000 | [diff] [blame] | 2 | ; RUN: grep {4 .*Number of machine instrs printed} |
| 3 | |
| 4 | ;; Integer absolute value, should produce something as good as: |
| 5 | ;; Thumb: |
| Bill Wendling | eba564c | 2011-10-10 18:27:30 +0000 | [diff] [blame] | 6 | ;; asr r2, r0, #31 |
| 7 | ;; add r0, r0, r2 |
| 8 | ;; eor r0, r2 |
| Evan Cheng | 9f76ed5 | 2009-06-24 06:36:07 +0000 | [diff] [blame] | 9 | ;; bx lr |
| 10 | |
| 11 | define i32 @test(i32 %a) { |
| 12 | %tmp1neg = sub i32 0, %a |
| 13 | %b = icmp sgt i32 %a, -1 |
| 14 | %abs = select i1 %b, i32 %a, i32 %tmp1neg |
| 15 | ret i32 %abs |
| 16 | } |
| 17 | |