| ; RUN: llvm-as -f %s -o - | llc |
| |
| ;; Date: May 28, 2003. |
| ;; From: test/Programs/SingleSource/richards_benchmark.c |
| ;; Function: struct task *handlerfn(struct packet *pkt) |
| ;; |
| ;; Error: PreSelection puts the arguments of the Phi just before |
| ;; the Phi instead of in predecessor blocks. This later |
| ;; causes llc to produces an invalid register <NULL VALUE> |
| ;; for the phi arguments. |
| |
| %struct..packet = type { %struct..packet*, int, int, int, [4 x sbyte] } |
| %struct..task = type { %struct..task*, int, int, %struct..packet*, int, %struct..task* (%struct..packet*)*, int, int } |
| %v1 = external global int |
| %v2 = external global int |
| |
| implementation ; Functions: |
| |
| %struct..task* %handlerfn(%struct..packet* %pkt.2) { |
| entry: ; No predecessors! |
| %tmp.1 = setne %struct..packet* %pkt.2, null |
| br bool %tmp.1, label %cond_false, label %cond_continue |
| |
| cond_false: ; preds = %entry |
| br label %cond_continue |
| |
| cond_continue: ; preds = %entry, %cond_false |
| %mem_tmp.0 = phi int* [ %v2, %cond_false ], [ %v1, %entry ] |
| %tmp.12 = cast int* %mem_tmp.0 to %struct..packet* |
| call void %append( %struct..packet* %pkt.2, %struct..packet* %tmp.12 ) |
| ret %struct..task* null |
| } |
| |
| declare void %append(%struct..packet*, %struct..packet*) |
