| Evan Cheng | 27a820a | 2007-10-26 01:56:11 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | llc -march=x86 | grep inc | count 1 |
| 2 | |
| 3 | @X = weak global i16 0 ; <i16*> [#uses=1] |
| 4 | @Y = weak global i16 0 ; <i16*> [#uses=1] |
| 5 | |
| 6 | define void @foo(i32 %N) { |
| 7 | entry: |
| 8 | %tmp1019 = icmp sgt i32 %N, 0 ; <i1> [#uses=1] |
| 9 | br i1 %tmp1019, label %bb, label %return |
| 10 | |
| 11 | bb: ; preds = %bb, %entry |
| 12 | %i.014.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2] |
| 13 | %tmp1 = trunc i32 %i.014.0 to i16 ; <i16> [#uses=2] |
| 14 | volatile store i16 %tmp1, i16* @X, align 2 |
| 15 | %tmp34 = shl i16 %tmp1, 2 ; <i16> [#uses=1] |
| 16 | volatile store i16 %tmp34, i16* @Y, align 2 |
| 17 | %indvar.next = add i32 %i.014.0, 1 ; <i32> [#uses=2] |
| 18 | %exitcond = icmp eq i32 %indvar.next, %N ; <i1> [#uses=1] |
| 19 | br i1 %exitcond, label %return, label %bb |
| 20 | |
| 21 | return: ; preds = %bb, %entry |
| 22 | ret void |
| 23 | } |