| ; RUN: llc -march=hexagon -filetype=obj -o /dev/null < %s |
| ; REQUIRES: asserts |
| |
| ; This crashed in the MC code emitter, because a new-value branch was created |
| ; with IMPLICIT_DEF as the producer. |
| |
| target triple = "hexagon" |
| |
| %type.0 = type { %type.1, [64 x i8] } |
| %type.1 = type { [12 x i8], %type.2*, double } |
| %type.2 = type { i16, i16, [1 x %type.3] } |
| %type.3 = type { i32 } |
| %type.4 = type { %type.2*, i32 } |
| |
| define hidden fastcc i8* @fred(%type.0* nocapture readonly %a0, i8* readonly %a1) unnamed_addr #2 { |
| b2: |
| %v3 = load i8, i8* %a1, align 1 |
| br i1 undef, label %b4, label %b24 |
| |
| b4: ; preds = %b2 |
| switch i8 %v3, label %b13 [ |
| i8 25, label %b5 |
| i8 26, label %b6 |
| i8 28, label %b8 |
| i8 27, label %b9 |
| i8 43, label %b11 |
| i8 110, label %b12 |
| ] |
| |
| b5: ; preds = %b4 |
| unreachable |
| |
| b6: ; preds = %b4 |
| %v7 = getelementptr inbounds i8, i8* %a1, i32 2 |
| br label %b16 |
| |
| b8: ; preds = %b4 |
| br label %b16 |
| |
| b9: ; preds = %b4 |
| %v10 = tail call fastcc i8* @fred(%type.0* undef, i8* undef) |
| br label %b24 |
| |
| b11: ; preds = %b4 |
| unreachable |
| |
| b12: ; preds = %b4 |
| unreachable |
| |
| b13: ; preds = %b4 |
| br label %b14 |
| |
| b14: ; preds = %b13 |
| br i1 undef, label %b15, label %b16 |
| |
| b15: ; preds = %b14 |
| unreachable |
| |
| b16: ; preds = %b20, %b14, %b8, %b6 |
| %v17 = phi i8* [ %v21, %b20 ], [ undef, %b14 ], [ undef, %b8 ], [ %v7, %b6 ] |
| %v18 = phi i32 [ 0, %b20 ], [ undef, %b14 ], [ 0, %b8 ], [ 8, %b6 ] |
| %v19 = icmp sgt i32 %v18, 0 |
| br i1 %v19, label %b20, label %b24 |
| |
| b20: ; preds = %b16 |
| %v21 = getelementptr inbounds i8, i8* %v17, i32 1 |
| %v22 = load i8, i8* %v17, align 1 |
| %v23 = icmp eq i8 %v22, undef |
| br i1 %v23, label %b16, label %b24 |
| |
| b24: ; preds = %b20, %b16, %b9, %b2 |
| %v25 = phi i8* [ null, %b2 ], [ null, %b9 ], [ %v17, %b16 ], [ null, %b20 ] |
| ret i8* %v25 |
| } |
| |
| attributes #0 = { argmemonly nounwind } |
| attributes #1 = { nounwind readonly "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length64b,-long-calls" } |
| attributes #2 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length64b,-long-calls" } |
| |
