1 ; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s
3 %class.FullMatrix = type { i8 }
4 %class.Vector = type { float* }
8 define weak_odr void @test(%class.FullMatrix* %this, %class.Vector* dereferenceable(8) %p1, %class.Vector* dereferenceable(8), i1 zeroext) {
10 %call = tail call signext i32 @fn1(%class.FullMatrix* %this)
11 %cmp10 = icmp sgt i32 %call, 0
12 br i1 %cmp10, label %for.body.lr.ph, label %for.cond.cleanup
14 for.body.lr.ph: ; preds = %entry
15 %val.i = getelementptr inbounds %class.Vector, %class.Vector* %p1, i64 0, i32 0
16 %2 = load float*, float** %val.i, align 8
17 %wide.trip.count = zext i32 %call to i64
18 %min.iters.check = icmp ult i32 %call, 4
19 br i1 %min.iters.check, label %for.body.preheader, label %min.iters.checked
21 for.body.preheader: ; preds = %middle.block, %min.iters.checked, %for.body.lr.ph
22 %indvars.iv.ph = phi i64 [ 0, %min.iters.checked ], [ 0, %for.body.lr.ph ], [ %n.vec, %middle.block ]
25 min.iters.checked: ; preds = %for.body.lr.ph
27 %n.mod.vf = zext i32 %3 to i64
28 %n.vec = sub nsw i64 %wide.trip.count, %n.mod.vf
29 %cmp.zero = icmp eq i64 %n.vec, 0
30 br i1 %cmp.zero, label %for.body.preheader, label %vector.body.preheader
32 vector.body.preheader: ; preds = %min.iters.checked
35 vector.body: ; preds = %vector.body.preheader, %vector.body
36 %index = phi i64 [ %index.next, %vector.body ], [ 0, %vector.body.preheader ]
37 %4 = getelementptr inbounds float, float* %2, i64 %index
38 %5 = bitcast float* %4 to <4 x float>*
39 %wide.load = load <4 x float>, <4 x float>* %5, align 4
40 %6 = fpext <4 x float> %wide.load to <4 x ppc_fp128>
41 %7 = fadd <4 x ppc_fp128> %6, %6
42 %8 = fptrunc <4 x ppc_fp128> %7 to <4 x float>
43 %9 = bitcast float* %4 to <4 x float>*
44 store <4 x float> %8, <4 x float>* %9, align 4
45 %index.next = add i64 %index, 4
46 %10 = icmp eq i64 %index.next, %n.vec
47 br i1 %10, label %middle.block, label %vector.body
49 middle.block: ; preds = %vector.body
50 %cmp.n = icmp eq i32 %3, 0
51 br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader
53 for.cond.cleanup.loopexit: ; preds = %for.body
54 br label %for.cond.cleanup
56 for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %middle.block, %entry
59 for.body: ; preds = %for.body.preheader, %for.body
60 %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ %indvars.iv.ph, %for.body.preheader ]
61 %arrayidx.i = getelementptr inbounds float, float* %2, i64 %indvars.iv
62 %11 = load float, float* %arrayidx.i, align 4
63 %conv = fpext float %11 to ppc_fp128
64 %add = fadd ppc_fp128 %conv, %conv
65 %conv4 = fptrunc ppc_fp128 %add to float
66 store float %conv4, float* %arrayidx.i, align 4
67 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
68 %exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count
69 br i1 %exitcond, label %for.cond.cleanup.loopexit, label %for.body
74 declare signext i32 @fn1(%class.FullMatrix*) local_unnamed_addr #1