1 ; RUN: llc -march=hexagon -enable-pipeliner < %s 2 ; REQUIRES: asserts 3 4 ; We need to rename uses that occurs after the loop. 5 6 define void @f0() #0 { 7 b0: 8 br i1 undef, label %b1, label %b5 9 10 b1: ; preds = %b0 11 br i1 undef, label %b2, label %b4 12 13 b2: ; preds = %b2, %b1 14 %v0 = phi i32 [ %v1, %b2 ], [ 1, %b1 ] 15 store i16 0, i16* undef, align 2 16 store i16 0, i16* undef, align 2 17 %v1 = add nsw i32 %v0, 4 18 %v2 = icmp slt i32 %v1, undef 19 br i1 %v2, label %b2, label %b3 20 21 b3: ; preds = %b2 22 %v3 = icmp eq i32 %v1, undef 23 br i1 %v3, label %b5, label %b4 24 25 b4: ; preds = %b4, %b3, %b1 26 br i1 undef, label %b5, label %b4 27 28 b5: ; preds = %b4, %b3, %b0 29 ret void 30 } 31 32 attributes #0 = { nounwind "target-cpu"="hexagonv55" } 33
