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