| ; RUN: llc -march=hexagon -enable-pipeliner < %s | |
| ; REQUIRES: asserts | |
| ; We need to rename uses that occurs after the loop. | |
| define void @f0() #0 { | |
| b0: | |
| br i1 undef, label %b1, label %b5 | |
| b1: ; preds = %b0 | |
| br i1 undef, label %b2, label %b4 | |
| b2: ; preds = %b2, %b1 | |
| %v0 = phi i32 [ %v1, %b2 ], [ 1, %b1 ] | |
| store i16 0, i16* undef, align 2 | |
| store i16 0, i16* undef, align 2 | |
| %v1 = add nsw i32 %v0, 4 | |
| %v2 = icmp slt i32 %v1, undef | |
| br i1 %v2, label %b2, label %b3 | |
| b3: ; preds = %b2 | |
| %v3 = icmp eq i32 %v1, undef | |
| br i1 %v3, label %b5, label %b4 | |
| b4: ; preds = %b4, %b3, %b1 | |
| br i1 undef, label %b5, label %b4 | |
| b5: ; preds = %b4, %b3, %b0 | |
| ret void | |
| } | |
| attributes #0 = { nounwind "target-cpu"="hexagonv55" } |