diff options
Diffstat (limited to 'test/Transforms/LoopRotate/phi-duplicate.ll')
| -rw-r--r-- | test/Transforms/LoopRotate/phi-duplicate.ll | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/test/Transforms/LoopRotate/phi-duplicate.ll b/test/Transforms/LoopRotate/phi-duplicate.ll index 9a64e2a..5403e72 100644 --- a/test/Transforms/LoopRotate/phi-duplicate.ll +++ b/test/Transforms/LoopRotate/phi-duplicate.ll @@ -27,9 +27,21 @@ for.body: ; preds = %for.cond for.end: ; preds = %for.cond ret void } -; Should only end up with one phi. -; CHECK: for.body: -; CHECK-NEXT: %j.02 = phi i64 -; CHECK-NOT: phi -; CHECK: ret void +; Should only end up with one phi. Also, the original for.cond block should +; be moved to the end of the loop so that the new loop header pleasantly +; ends up at the top. + +; CHECK: define void @test +; CHECK-NEXT: entry: +; CHECK-NEXT: icmp slt i64 +; CHECK-NEXT: br i1 +; CHECK-NOT: : +; CHECK: bb.nph: +; CHECK-NEXT: br label %for.body +; CHECK-NOT: : +; CHECK: for.body: +; CHECK-NEXT: %j.02 = phi i64 +; CHECK-NOT: phi +; CHECK: ret void +; CHECK-NEXT: } |
