Reid Spencer | 2aabd07 | 2007-04-15 08:30:33 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | \ |
| 2 | ; RUN: not grep {cast uint 1 to uint} |
| 3 | ; END. |
Chris Lattner | be04081 | 2005-09-10 01:14:37 +0000 | [diff] [blame] | 4 | ; The setlt wants to use a value that is incremented one more than the dominant |
| 5 | ; IV. Don't insert the 1 outside the loop, preventing folding it into the add. |
| 6 | |
| 7 | implementation ; Functions: |
| 8 | |
| 9 | void %test([700 x int]* %nbeaux_.0__558, int* %i_.16574) { |
| 10 | then.0: |
| 11 | br label %no_exit.2 |
| 12 | |
| 13 | no_exit.2: ; preds = %no_exit.2, %then.0 |
| 14 | %indvar630 = phi uint [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <uint> [#uses=3] |
| 15 | %indvar630 = cast uint %indvar630 to int ; <int> [#uses=1] |
| 16 | %tmp.38 = getelementptr [700 x int]* %nbeaux_.0__558, int 0, uint %indvar630 ; <int*> [#uses=1] |
| 17 | store int 0, int* %tmp.38 |
| 18 | %inc.2 = add int %indvar630, 2 ; <int> [#uses=2] |
| 19 | %tmp.34 = setlt int %inc.2, 701 ; <bool> [#uses=1] |
| 20 | %indvar.next631 = add uint %indvar630, 1 ; <uint> [#uses=1] |
| 21 | br bool %tmp.34, label %no_exit.2, label %loopexit.2.loopexit |
| 22 | |
| 23 | loopexit.2.loopexit: ; preds = %no_exit.2 |
| 24 | store int %inc.2, int* %i_.16574 |
| 25 | ret void |
| 26 | } |