aboutsummaryrefslogtreecommitdiff
path: root/test/CodeGen/PowerPC/ctrloop-sums.ll
blob: eae8c38eee0e4de00df49017edb1b5425ace9ceb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
; ModuleID = 'SingleSource/Regression/C/sumarray2d.c'
target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; RUN: llc < %s -march=ppc64 | FileCheck %s

@.str = private unnamed_addr constant [23 x i8] c"Sum(Array[%d,%d] = %d\0A\00", align 1

define i32 @SumArray([100 x i32]* nocapture %Array, i32 %NumI, i32 %NumJ) nounwind readonly {
entry:
  %cmp12 = icmp eq i32 %NumI, 0
  br i1 %cmp12, label %for.end8, label %for.cond1.preheader.lr.ph

for.cond1.preheader.lr.ph:                        ; preds = %entry
  %cmp29 = icmp eq i32 %NumJ, 0
  br i1 %cmp29, label %for.inc6, label %for.body3.lr.ph.us

for.inc6.us:                                      ; preds = %for.body3.us
  %indvars.iv.next17 = add i64 %indvars.iv16, 1
  %lftr.wideiv18 = trunc i64 %indvars.iv.next17 to i32
  %exitcond19 = icmp eq i32 %lftr.wideiv18, %NumI
  br i1 %exitcond19, label %for.end8, label %for.body3.lr.ph.us

for.body3.us:                                     ; preds = %for.body3.us, %for.body3.lr.ph.us
  %indvars.iv = phi i64 [ 0, %for.body3.lr.ph.us ], [ %indvars.iv.next, %for.body3.us ]
  %Result.111.us = phi i32 [ %Result.014.us, %for.body3.lr.ph.us ], [ %add.us, %for.body3.us ]
  %arrayidx5.us = getelementptr inbounds [100 x i32]* %Array, i64 %indvars.iv16, i64 %indvars.iv
  %0 = load i32* %arrayidx5.us, align 4, !tbaa !0
  %add.us = add nsw i32 %0, %Result.111.us
  %indvars.iv.next = add i64 %indvars.iv, 1
  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
  %exitcond = icmp eq i32 %lftr.wideiv, %NumJ
  br i1 %exitcond, label %for.inc6.us, label %for.body3.us

for.body3.lr.ph.us:                               ; preds = %for.inc6.us, %for.cond1.preheader.lr.ph
  %indvars.iv16 = phi i64 [ %indvars.iv.next17, %for.inc6.us ], [ 0, %for.cond1.preheader.lr.ph ]
  %Result.014.us = phi i32 [ %add.us, %for.inc6.us ], [ 0, %for.cond1.preheader.lr.ph ]
  br label %for.body3.us

for.inc6:                                         ; preds = %for.inc6, %for.cond1.preheader.lr.ph
  %i.013 = phi i32 [ %inc7, %for.inc6 ], [ 0, %for.cond1.preheader.lr.ph ]
  %inc7 = add i32 %i.013, 1
  %exitcond20 = icmp eq i32 %inc7, %NumI
  br i1 %exitcond20, label %for.end8, label %for.inc6

for.end8:                                         ; preds = %for.inc6.us, %for.inc6, %entry
  %Result.0.lcssa = phi i32 [ 0, %entry ], [ %add.us, %for.inc6.us ], [ 0, %for.inc6 ]
  ret i32 %Result.0.lcssa
; CHECK: @SumArray
; CHECK: mtctr
; CHECK: bdnz
}

define i32 @main() nounwind {
entry:
  %Array = alloca [100 x [100 x i32]], align 4
  br label %for.body

for.body:                                         ; preds = %for.body, %entry
  %indvars.iv33 = phi i64 [ 0, %entry ], [ %indvars.iv.next34, %for.body ]
  %0 = trunc i64 %indvars.iv33 to i32
  %sub = sub i32 0, %0
  %arrayidx2 = getelementptr inbounds [100 x [100 x i32]]* %Array, i64 0, i64 %indvars.iv33, i64 %indvars.iv33
  store i32 %sub, i32* %arrayidx2, align 4, !tbaa !0
  %indvars.iv.next34 = add i64 %indvars.iv33, 1
  %lftr.wideiv35 = trunc i64 %indvars.iv.next34 to i32
  %exitcond36 = icmp eq i32 %lftr.wideiv35, 100
  br i1 %exitcond36, label %for.cond6.preheader, label %for.body

for.cond6.preheader:                              ; preds = %for.body, %for.inc17
  %indvars.iv29 = phi i64 [ %indvars.iv.next30, %for.inc17 ], [ 0, %for.body ]
  br label %for.body8

for.body8:                                        ; preds = %for.inc14, %for.cond6.preheader
  %indvars.iv = phi i64 [ 0, %for.cond6.preheader ], [ %indvars.iv.next, %for.inc14 ]
  %1 = trunc i64 %indvars.iv to i32
  %2 = trunc i64 %indvars.iv29 to i32
  %cmp9 = icmp eq i32 %1, %2
  br i1 %cmp9, label %for.inc14, label %if.then

if.then:                                          ; preds = %for.body8
  %3 = add i64 %indvars.iv, %indvars.iv29
  %arrayidx13 = getelementptr inbounds [100 x [100 x i32]]* %Array, i64 0, i64 %indvars.iv29, i64 %indvars.iv
  %4 = trunc i64 %3 to i32
  store i32 %4, i32* %arrayidx13, align 4, !tbaa !0
  br label %for.inc14

for.inc14:                                        ; preds = %for.body8, %if.then
  %indvars.iv.next = add i64 %indvars.iv, 1
  %lftr.wideiv27 = trunc i64 %indvars.iv.next to i32
  %exitcond28 = icmp eq i32 %lftr.wideiv27, 100
  br i1 %exitcond28, label %for.inc17, label %for.body8

for.inc17:                                        ; preds = %for.inc14
  %indvars.iv.next30 = add i64 %indvars.iv29, 1
  %lftr.wideiv31 = trunc i64 %indvars.iv.next30 to i32
  %exitcond32 = icmp eq i32 %lftr.wideiv31, 100
  br i1 %exitcond32, label %for.body3.lr.ph.us.i, label %for.cond6.preheader

for.inc6.us.i:                                    ; preds = %for.body3.us.i
  %indvars.iv.next17.i = add i64 %indvars.iv16.i, 1
  %lftr.wideiv24 = trunc i64 %indvars.iv.next17.i to i32
  %exitcond25 = icmp eq i32 %lftr.wideiv24, 100
  br i1 %exitcond25, label %SumArray.exit, label %for.body3.lr.ph.us.i

for.body3.us.i:                                   ; preds = %for.body3.lr.ph.us.i, %for.body3.us.i
  %indvars.iv.i = phi i64 [ 0, %for.body3.lr.ph.us.i ], [ %indvars.iv.next.i, %for.body3.us.i ]
  %Result.111.us.i = phi i32 [ %Result.014.us.i, %for.body3.lr.ph.us.i ], [ %add.us.i, %for.body3.us.i ]
  %arrayidx5.us.i = getelementptr inbounds [100 x [100 x i32]]* %Array, i64 0, i64 %indvars.iv16.i, i64 %indvars.iv.i
  %5 = load i32* %arrayidx5.us.i, align 4, !tbaa !0
  %add.us.i = add nsw i32 %5, %Result.111.us.i
  %indvars.iv.next.i = add i64 %indvars.iv.i, 1
  %lftr.wideiv = trunc i64 %indvars.iv.next.i to i32
  %exitcond = icmp eq i32 %lftr.wideiv, 100
  br i1 %exitcond, label %for.inc6.us.i, label %for.body3.us.i

for.body3.lr.ph.us.i:                             ; preds = %for.inc17, %for.inc6.us.i
  %indvars.iv16.i = phi i64 [ %indvars.iv.next17.i, %for.inc6.us.i ], [ 0, %for.inc17 ]
  %Result.014.us.i = phi i32 [ %add.us.i, %for.inc6.us.i ], [ 0, %for.inc17 ]
  br label %for.body3.us.i

SumArray.exit:                                    ; preds = %for.inc6.us.i
  %call20 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([23 x i8]* @.str, i64 0, i64 0), i32 100, i32 100, i32 %add.us.i) nounwind
  ret i32 0

; CHECK: @main
; CHECK: mtctr
; CHECK: bdnz
}

declare i32 @printf(i8* nocapture, ...) nounwind

!0 = metadata !{metadata !"int", metadata !1}
!1 = metadata !{metadata !"omnipotent char", metadata !2}
!2 = metadata !{metadata !"Simple C/C++ TBAA"}