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
|
; RUN: llc -verify-machineinstrs < %s -mcpu=ppc | FileCheck %s
target datalayout = "E-p:32:32:32-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"
target triple = "powerpc-unknown-linux-gnu"
define i64 @foo(i64* nocapture %n, i64 %d) nounwind readonly {
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%x.05 = phi i64 [ 0, %entry ], [ %conv1, %for.body ]
%arrayidx = getelementptr inbounds i64, i64* %n, i32 %i.06
%0 = load i64, i64* %arrayidx, align 8
%conv = udiv i64 %x.05, %d
%conv1 = add i64 %conv, %0
%inc = add nsw i32 %i.06, 1
%exitcond = icmp eq i32 %inc, 2048
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret i64 %conv1
}
; CHECK: @foo
; CHECK-NOT: mtctr
define i64 @foo2(i64* nocapture %n, i64 %d) nounwind readonly {
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%x.05 = phi i64 [ 0, %entry ], [ %conv1, %for.body ]
%arrayidx = getelementptr inbounds i64, i64* %n, i32 %i.06
%0 = load i64, i64* %arrayidx, align 8
%conv = sdiv i64 %x.05, %d
%conv1 = add i64 %conv, %0
%inc = add nsw i32 %i.06, 1
%exitcond = icmp eq i32 %inc, 2048
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret i64 %conv1
}
; CHECK: @foo2
; CHECK-NOT: mtctr
define i64 @foo3(i64* nocapture %n, i64 %d) nounwind readonly {
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%x.05 = phi i64 [ 0, %entry ], [ %conv1, %for.body ]
%arrayidx = getelementptr inbounds i64, i64* %n, i32 %i.06
%0 = load i64, i64* %arrayidx, align 8
%conv = urem i64 %x.05, %d
%conv1 = add i64 %conv, %0
%inc = add nsw i32 %i.06, 1
%exitcond = icmp eq i32 %inc, 2048
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret i64 %conv1
}
; CHECK: @foo3
; CHECK-NOT: mtctr
define i64 @foo4(i64* nocapture %n, i64 %d) nounwind readonly {
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%x.05 = phi i64 [ 0, %entry ], [ %conv1, %for.body ]
%arrayidx = getelementptr inbounds i64, i64* %n, i32 %i.06
%0 = load i64, i64* %arrayidx, align 8
%conv = srem i64 %x.05, %d
%conv1 = add i64 %conv, %0
%inc = add nsw i32 %i.06, 1
%exitcond = icmp eq i32 %inc, 2048
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret i64 %conv1
}
; CHECK: @foo4
; CHECK-NOT: mtctr
|
