1 ; RUN: llc -march=hexagon < %s
4 target triple = "hexagon"
6 declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #0
7 declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #0
8 declare signext i16 @cat(i16 signext) #1
9 declare void @danny(i16 signext, i16 signext, i16 signext, ptr nocapture readonly, i16 signext, ptr nocapture) #1
10 declare void @sammy(ptr nocapture readonly, ptr nocapture readonly, ptr nocapture readonly, ptr nocapture, ptr nocapture, i16 signext, i16 signext, i16 signext) #1
11 declare ptr @llvm.stacksave() #2
12 declare void @llvm.stackrestore(ptr) #2
14 define i32 @fred(i16 signext %p0, i16 signext %p1, ptr nocapture readonly %p2, i16 signext %p3, ptr nocapture readonly %p4, ptr nocapture %p5) #1 {
16 %0 = tail call ptr @llvm.stacksave()
17 %vla = alloca i16, i32 undef, align 8
18 %call17 = call signext i16 @cat(i16 signext 1) #1
19 br i1 undef, label %for.cond23.preheader, label %for.end47
21 for.cond23.preheader: ; preds = %for.end40, %entry
22 %i.190 = phi i16 [ %inc46, %for.end40 ], [ 0, %entry ]
23 br i1 undef, label %for.body27, label %for.end40
25 for.body27: ; preds = %for.body27, %for.cond23.preheader
26 %indvars.iv = phi i32 [ %indvars.iv.next, %for.body27 ], [ 0, %for.cond23.preheader ]
27 %call30 = call signext i16 @cat(i16 signext 7) #1
28 %arrayidx32 = getelementptr inbounds i16, ptr %vla, i32 %indvars.iv
29 store i16 %call30, ptr %arrayidx32, align 2
30 %arrayidx37 = getelementptr inbounds i16, ptr undef, i32 %indvars.iv
31 %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
32 %exitcond = icmp eq i16 undef, %p3
33 br i1 %exitcond, label %for.end40, label %for.body27
35 for.end40: ; preds = %for.body27, %for.cond23.preheader
36 call void @sammy(ptr nonnull undef, ptr undef, ptr %p4, ptr null, ptr undef, i16 signext undef, i16 signext undef, i16 signext undef) #1
37 %inc46 = add nuw nsw i16 %i.190, 1
38 %exitcond94 = icmp eq i16 %inc46, %call17
39 br i1 %exitcond94, label %for.end47.loopexit, label %for.cond23.preheader
41 for.end47.loopexit: ; preds = %for.end40
42 %.pre = load i16, ptr undef, align 2
45 for.end47: ; preds = %for.end47.loopexit, %entry
46 %1 = phi i16 [ %.pre, %for.end47.loopexit ], [ 0, %entry ]
47 call void @danny(i16 signext %1, i16 signext %p0, i16 signext %p1, ptr %p2, i16 signext %p3, ptr %p5) #1
48 call void @llvm.stackrestore(ptr %0)
53 attributes #0 = { argmemonly nounwind }
54 attributes #1 = { optsize }
55 attributes #2 = { nounwind }