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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
// Check no warnings/errors
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -fsyntax-only -verify %s
// expected-no-diagnostics
// Check AST and unparsing
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -ast-dump %s | FileCheck %s --check-prefix=DUMP
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -ast-print %s | FileCheck %s --check-prefix=PRINT
// Check same results after serialization round-trip
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -emit-pch -o %t %s
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -include-pch %t -ast-dump-all %s | FileCheck %s --check-prefix=DUMP
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=60 -include-pch %t -ast-print %s | FileCheck %s --check-prefix=PRINT
#ifndef HEADER
#define HEADER
// placeholder for loop body code.
extern "C" void body(...);
// PRINT-LABEL: void foo1(
// DUMP-LABEL: FunctionDecl {{.*}} foo1
void foo1() {
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT: for (int i = 7; i < 17; i += 3)
// DUMP-NEXT: ForStmt
for (int i = 7; i < 17; i += 3)
// PRINT: body(i);
// DUMP: CallExpr
body(i);
}
// PRINT-LABEL: void foo2(
// DUMP-LABEL: FunctionDecl {{.*}} foo2
void foo2(int start, int end, int step) {
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT: for (int i = start; i < end; i += step)
// DUMP-NEXT: ForStmt
for (int i = start; i < end; i += step)
// PRINT: body(i);
// DUMP: CallExpr
body(i);
}
// PRINT-LABEL: void foo3(
// DUMP-LABEL: FunctionDecl {{.*}} foo3
void foo3() {
// PRINT: #pragma omp for
// DUMP: OMPForDirective
// DUMP-NEXT: CapturedStmt
// DUMP-NEXT: CapturedDecl
#pragma omp for
// PRINT: #pragma omp reverse
// DUMP-NEXT: OMPReverseDirective
#pragma omp reverse
for (int i = 7; i < 17; i += 3)
// PRINT: body(i);
// DUMP: CallExpr
body(i);
}
// PRINT-LABEL: void foo4(
// DUMP-LABEL: FunctionDecl {{.*}} foo4
void foo4() {
// PRINT: #pragma omp for collapse(2)
// DUMP: OMPForDirective
// DUMP-NEXT: OMPCollapseClause
// DUMP-NEXT: ConstantExpr
// DUMP-NEXT: value: Int 2
// DUMP-NEXT: IntegerLiteral {{.*}} 2
// DUMP-NEXT: CapturedStmt
// DUMP-NEXT: CapturedDecl
#pragma omp for collapse(2)
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT: for (int i = 7; i < 17; i += 1)
// DUMP-NEXT: ForStmt
for (int i = 7; i < 17; i += 1)
// PRINT: for (int j = 7; j < 17; j += 1)
// DUMP: ForStmt
for (int j = 7; j < 17; j += 1)
// PRINT: body(i, j);
// DUMP: CallExpr
body(i, j);
}
// PRINT-LABEL: void foo5(
// DUMP-LABEL: FunctionDecl {{.*}} foo5
void foo5(int start, int end, int step) {
// PRINT: #pragma omp for collapse(2)
// DUMP: OMPForDirective
// DUMP-NEXT: OMPCollapseClause
// DUMP-NEXT: ConstantExpr
// DUMP-NEXT: value: Int 2
// DUMP-NEXT: IntegerLiteral {{.*}} 2
// DUMP-NEXT: CapturedStmt
// DUMP-NEXT: CapturedDecl
#pragma omp for collapse(2)
// PRINT: for (int i = 7; i < 17; i += 1)
// DUMP-NEXT: ForStmt
for (int i = 7; i < 17; i += 1)
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT: for (int j = 7; j < 17; j += 1)
// DUMP-NEXT: ForStmt
for (int j = 7; j < 17; j += 1)
// PRINT: body(i, j);
// DUMP: CallExpr
body(i, j);
}
// PRINT-LABEL: void foo6(
// DUMP-LABEL: FunctionTemplateDecl {{.*}} foo6
template<typename T, T Step>
void foo6(T start, T end) {
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT-NEXT: for (T i = start; i < end; i += Step)
// DUMP-NEXT: ForStmt
for (T i = start; i < end; i += Step)
// PRINT-NEXT: body(i);
// DUMP: CallExpr
body(i);
}
// Also test instantiating the template.
void tfoo6() {
foo6<int,3>(0, 42);
}
// PRINT-LABEL: void foo7(
// DUMP-LABEL: FunctionDecl {{.*}} foo7
void foo7() {
double arr[128];
// PRINT: #pragma omp reverse
// DUMP: OMPReverseDirective
#pragma omp reverse
// PRINT-NEXT: for (auto &&v : arr)
// DUMP-NEXT: CXXForRangeStmt
for (auto &&v : arr)
// PRINT-NEXT: body(v);
// DUMP: CallExpr
body(v);
}
#endif
|
