Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -sccp -S | grep {ret i101 12} |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 2 | |
| 3 | @Y = constant [6 x i101] [ i101 12, i101 123456789000000, i101 -12,i101 |
| 4 | -123456789000000, i101 0,i101 9123456789000000] |
| 5 | |
| 6 | define i101 @array() |
| 7 | { |
| 8 | Head: |
| 9 | %A = getelementptr [6 x i101]* @Y, i32 0, i32 1 |
| 10 | |
| 11 | %B = load i101* %A |
| 12 | %C = icmp sge i101 %B, 1 |
| 13 | br i1 %C, label %True, label %False |
| 14 | True: |
| 15 | %D = and i101 %B, 1 |
| 16 | %E = trunc i101 %D to i32 |
| 17 | %F = getelementptr [6 x i101]* @Y, i32 0, i32 %E |
| 18 | %G = load i101* %F |
| 19 | br label %False |
| 20 | False: |
| 21 | %H = phi i101 [%G, %True], [-1, %Head] |
| 22 | ret i101 %H |
| 23 | } |