1; RUN: llc -mcpu=pwr7 < %s | FileCheck %s
2target datalayout = "E-m:e-i64:64-n32:64"
3target triple = "powerpc64-unknown-linux-gnu"
4
5; Function Attrs: nounwind
6define double @foo() #1 {
7entry:
8  %x = alloca [2048 x float], align 4
9  %y = alloca [2048 x float], align 4
10  %0 = bitcast [2048 x float]* %x to i8*
11  call void @llvm.lifetime.start(i64 8192, i8* %0) #2
12  %1 = bitcast [2048 x float]* %y to i8*
13  call void @llvm.lifetime.start(i64 8192, i8* %1) #2
14  br label %for.body.i
15
16; CHECK-LABEL: @foo
17; CHECK: addi [[REG1:[0-9]+]], 1,
18; CHECK: addi [[REG2:[0-9]+]], 1,
19; CHECK: %for.body.i
20; CHECK-DAG: lfsx {{[0-9]+}}, [[REG1]],
21; CHECK-DAG: lfsx {{[0-9]+}}, [[REG2]],
22; CHECK: blr
23
24for.body.i:                                       ; preds = %for.body.i.preheader, %for.body.i
25  %accumulator.09.i = phi double [ %add.i, %for.body.i ], [ 0.000000e+00, %entry ]
26  %i.08.i = phi i64 [ %inc.i, %for.body.i ], [ 0, %entry ]
27  %arrayidx.i = getelementptr inbounds [2048 x float]* %x, i64 0, i64 %i.08.i
28  %v14 = load float* %arrayidx.i, align 4
29  %conv.i = fpext float %v14 to double
30  %arrayidx1.i = getelementptr inbounds [2048 x float]* %y, i64 0, i64 %i.08.i
31  %v15 = load float* %arrayidx1.i, align 4
32  %conv2.i = fpext float %v15 to double
33  %mul.i = fmul double %conv.i, %conv2.i
34  %add.i = fadd double %accumulator.09.i, %mul.i
35  %inc.i = add nuw nsw i64 %i.08.i, 1
36  %exitcond.i = icmp eq i64 %i.08.i, 2047
37  br i1 %exitcond.i, label %loop.exit, label %for.body.i
38
39loop.exit:                                        ; preds = %for.body.i
40  ret double %accumulator.09.i
41}
42
43; Function Attrs: nounwind
44declare void @llvm.lifetime.start(i64, i8* nocapture) #2
45
46declare void @bar(float*, float*)
47
48; Function Attrs: nounwind
49declare void @llvm.lifetime.end(i64, i8* nocapture) #2
50
51attributes #0 = { nounwind readonly }
52attributes #1 = { nounwind }
53attributes #2 = { nounwind }
54
55
56