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
| 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-f128:128:128-v128:128:128-n32:64"
target triple = "powerpc64-bgq-linux"
; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
@X = external global [16000 x double], align 32
@Y = external global [16000 x double], align 32
define signext i32 @s000() nounwind {
entry:
br label %for.cond2.preheader
for.cond2.preheader: ; preds = %for.end, %entry
%nl.018 = phi i32 [ 0, %entry ], [ %inc9, %for.end ]
br label %for.body4
for.body4: ; preds = %for.body4, %for.cond2.preheader
%lsr.iv4 = phi [16000 x double]* [ %i11, %for.body4 ], [ bitcast (double* getelementptr inbounds ([16000 x double], [16000 x double]* @Y, i64 0, i64 8)
to [16000 x double]*), %for.cond2.preheader ]
%lsr.iv1 = phi [16000 x double]* [ %i10, %for.body4 ], [ @X, %for.cond2.preheader ]
; CHECK: NoAlias:{{[ \t]+}}[16000 x double]* %lsr.iv1, [16000 x double]* %lsr.iv4
%lsr.iv = phi i32 [ %lsr.iv.next, %for.body4 ], [ 16000, %for.cond2.preheader ]
%lsr.iv46 = bitcast [16000 x double]* %lsr.iv4 to <4 x double>*
%lsr.iv12 = bitcast [16000 x double]* %lsr.iv1 to <4 x double>*
%scevgep11 = getelementptr <4 x double>, <4 x double>* %lsr.iv46, i64 -2
%i6 = load <4 x double>, <4 x double>* %scevgep11, align 32
%add = fadd <4 x double> %i6, <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
store <4 x double> %add, <4 x double>* %lsr.iv12, align 32
%scevgep10 = getelementptr <4 x double>, <4 x double>* %lsr.iv46, i64 -1
%i7 = load <4 x double>, <4 x double>* %scevgep10, align 32
%add.4 = fadd <4 x double> %i7, <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
%scevgep9 = getelementptr <4 x double>, <4 x double>* %lsr.iv12, i64 1
store <4 x double> %add.4, <4 x double>* %scevgep9, align 32
%i8 = load <4 x double>, <4 x double>* %lsr.iv46, align 32
%add.8 = fadd <4 x double> %i8, <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
%scevgep8 = getelementptr <4 x double>, <4 x double>* %lsr.iv12, i64 2
store <4 x double> %add.8, <4 x double>* %scevgep8, align 32
%scevgep7 = getelementptr <4 x double>, <4 x double>* %lsr.iv46, i64 1
%i9 = load <4 x double>, <4 x double>* %scevgep7, align 32
%add.12 = fadd <4 x double> %i9, <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
%scevgep3 = getelementptr <4 x double>, <4 x double>* %lsr.iv12, i64 3
store <4 x double> %add.12, <4 x double>* %scevgep3, align 32
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep11, <4 x double>* %scevgep7
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep10, <4 x double>* %scevgep7
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep7, <4 x double>* %scevgep9
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep11, <4 x double>* %scevgep3
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep10, <4 x double>* %scevgep3
; CHECK: NoAlias:{{[ \t]+}}<4 x double>* %scevgep3, <4 x double>* %scevgep9
%lsr.iv.next = add i32 %lsr.iv, -16
%scevgep = getelementptr [16000 x double], [16000 x double]* %lsr.iv1, i64 0, i64 16
%i10 = bitcast double* %scevgep to [16000 x double]*
%scevgep5 = getelementptr [16000 x double], [16000 x double]* %lsr.iv4, i64 0, i64 16
%i11 = bitcast double* %scevgep5 to [16000 x double]*
%exitcond.15 = icmp eq i32 %lsr.iv.next, 0
br i1 %exitcond.15, label %for.end, label %for.body4
for.end: ; preds = %for.body4
%inc9 = add nsw i32 %nl.018, 1
%exitcond = icmp eq i32 %inc9, 400000
br i1 %exitcond, label %for.end10, label %for.cond2.preheader
for.end10: ; preds = %for.end
ret i32 0
}
|