| ; Make sure that the compare instruction occurs after the increment to avoid |
| ; having overlapping live ranges that result in copies. We want the setcc |
| ; instruction immediately before the conditional branch. |
| ; |
| ; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | \ |
| ; RUN: %prcontext {br i1} 1 | grep icmp |
| |
| define void @foo(float* %D, i32 %E) { |
| entry: |
| br label %no_exit |
| no_exit: ; preds = %no_exit, %entry |
| %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %no_exit ] ; <i32> [#uses=1] |
| volatile store float 0.000000e+00, float* %D |
| %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] |
| %exitcond = icmp eq i32 %indvar.next, %E ; <i1> [#uses=1] |
| br i1 %exitcond, label %loopexit, label %no_exit |
| loopexit: ; preds = %no_exit |
| ret void |
| } |
| |