task_codegen.c
12.9 KB
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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fopenmp-version=50 -x c -emit-llvm %s -o - | FileCheck %s
// RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -x c -triple x86_64-apple-darwin10 -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -x c -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -fopenmp-version=50 -x c -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -x c -triple x86_64-apple-darwin10 -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -x c -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
// expected-no-diagnostics
#ifndef HEADER
#define HEADER
typedef void *omp_depend_t;
typedef __UINTPTR_TYPE__ omp_event_handle_t;
void foo();
// CHECK-LABEL: @main
int main() {
omp_depend_t d, x;
omp_event_handle_t evt;
int a, *b;
// CHECK: [[D_ADDR:%.+]] = alloca i8*,
// CHECK: [[X_ADDR:%.+]] = alloca i8*,
// CHECK: [[EVT_ADDR:%.+]] = alloca i64,
// CHECK: [[A_ADDR:%.+]] = alloca i32,
// CHECK: [[DEPOBJ_SIZE_ADDR:%.+]] = alloca i64,
// CHECK: [[DEPOBJ_SIZE_ADDR1:%.+]] = alloca i64,
// CHECK: = alloca i64,
// CHECK: [[DEP_COUNTER_ADDR:%.+]] = alloca i64,
// CHECK-DAG: store i64 0, i64* [[DEPOBJ_SIZE_ADDR1]],
// CHECK-DAG: store i64 0, i64* [[DEPOBJ_SIZE_ADDR]],
// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
// CHECK: [[ALLOC:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* @{{.+}}, i32 [[GTID]], i32 65, i64 48, i64 0, i32 (i32, i8*)* bitcast (i32 (i32, [[PRIVATES_TY:%.+]]*)* [[TASK_ENTRY:@.+]] to i32 (i32, i8*)*))
// CHECK: [[EVT_VAL:%.+]] = call i8* @__kmpc_task_allow_completion_event(%struct.ident_t* @{{.+}}, i32 [[GTID]], i8* [[ALLOC]])
// CHECK: [[CAST_EVT_VAL:%.+]] = ptrtoint i8* [[EVT_VAL]] to i64
// CHECK: store i64 [[CAST_EVT_VAL]], i64* [[EVT_ADDR]],
// CHECK: [[DATA:%.+]] = bitcast i8* [[ALLOC]] to [[PRIVATES_TY]]*
// CHECK: [[D:%.+]] = load i8*, i8** [[D_ADDR]],
// CHECK: [[D_DEP:%.+]] = bitcast i8* [[D]] to %struct.kmp_depend_info*
// CHECK: [[D_DEP_BASE:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[D_DEP]], i{{.+}} -1
// CHECK: [[D_DEP_BASE_SIZE:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[D_DEP_BASE]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[SIZE1:%.+]] = load i64, i64* [[D_DEP_BASE_SIZE]],
// CHECK: [[SZ:%.+]] = load i64, i64* [[DEPOBJ_SIZE_ADDR]],
// CHECK: [[SIZE:%.+]] = add nuw i64 [[SZ]], [[SIZE1]]
// CHECK: store i64 [[SIZE]], i64* [[DEPOBJ_SIZE_ADDR]],
// CHECK: [[X:%.+]] = load i8*, i8** [[X_ADDR]],
// CHECK: [[X_DEP:%.+]] = bitcast i8* [[X]] to %struct.kmp_depend_info*
// CHECK: [[X_DEP_BASE:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[X_DEP]], i{{.+}} -1
// CHECK: [[X_DEP_BASE_SIZE:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[X_DEP_BASE]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[SIZE2:%.+]] = load i64, i64* [[X_DEP_BASE_SIZE]],
// CHECK: [[SZ:%.+]] = load i64, i64* [[DEPOBJ_SIZE_ADDR1]],
// CHECK: [[SIZE3:%.+]] = add nuw i64 [[SZ]], [[SIZE2]]
// CHECK: store i64 [[SIZE3]], i64* [[DEPOBJ_SIZE_ADDR1]],
// CHECK: [[SZ:%.+]] = load i64, i64* [[DEPOBJ_SIZE_ADDR]],
// CHECK: [[SZ1:%.+]] = load i64, i64* [[DEPOBJ_SIZE_ADDR1]],
// CHECK: [[SIZE1:%.+]] = add nuw i64 0, [[SZ]]
// CHECK: [[SIZE2:%.+]] = add nuw i64 [[SIZE1]], [[SZ1]]
// CHECK: [[SIZE:%.+]] = add nuw i64 [[SIZE2]], 2
// CHECK: [[SV:%.+]] = call i8* @llvm.stacksave()
// CHECK: store i8* [[SV]], i8** [[SV_ADDR:%.+]],
// CHECK: [[VLA:%.+]] = alloca %struct.kmp_depend_info, i64 [[SIZE]],
// CHECK: [[SIZE32:%.+]] = trunc i64 [[SIZE]] to i32
// CHECK: [[VLA0:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA]], i64 0
// CHECK: [[BASE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA0]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[A_ADDR_CAST:%.+]] = ptrtoint i32* [[A_ADDR]] to i64
// CHECK: store i64 [[A_ADDR_CAST]], i64* [[BASE_ADDR]],
// CHECK: [[SIZE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA0]], i{{.+}} 0, i{{.+}} 1
// CHECK: store i64 4, i64* [[SIZE_ADDR]],
// CHECK: [[FLAGS_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA0]], i{{.+}} 0, i{{.+}} 2
// CHECK: store i8 1, i8* [[FLAGS_ADDR]],
// CHECK: [[A:%.+]] = load i32, i32* [[A_ADDR]],
// CHECK: [[A_CAST:%.+]] = sext i32 [[A]] to i64
// CHECK: [[SZ1:%.+]] = mul nuw i64 24, [[A_CAST]]
// CHECK: [[A:%.+]] = load i32, i32* [[A_ADDR]],
// CHECK: [[A_CAST:%.+]] = sext i32 [[A]] to i64
// CHECK: [[SZ:%.+]] = mul nuw i64 [[SZ1]], [[A_CAST]]
// CHECK: [[VLA1:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA]], i64 1
// CHECK: [[BASE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA1]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[B_ADDR_CAST:%.+]] = ptrtoint i32** %{{.+}} to i64
// CHECK: store i64 [[B_ADDR_CAST]], i64* [[BASE_ADDR]],
// CHECK: [[SIZE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA1]], i{{.+}} 0, i{{.+}} 1
// CHECK: store i64 [[SZ]], i64* [[SIZE_ADDR]],
// CHECK: [[FLAGS_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA1]], i{{.+}} 0, i{{.+}} 2
// CHECK: store i8 1, i8* [[FLAGS_ADDR]],
// CHECK: store i64 2, i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[D:%.+]] = load i8*, i8** [[D_ADDR]],
// CHECK: [[BC:%.+]] = bitcast i8* [[D]] to %struct.kmp_depend_info*
// CHECK: [[PREV:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[BC]], i64 -1
// CHECK: [[SIZE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[PREV]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[SIZE:%.+]] = load i64, i64* [[SIZE_ADDR]],
// CHECK: [[BYTES:%.+]] = mul nuw i64 24, [[SIZE]]
// CHECK: [[POS:%.+]] = load i64, i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[VLA_D:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA]], i64 [[POS]]
// CHECK: [[DEST:%.+]] = bitcast %struct.kmp_depend_info* [[VLA_D]] to i8*
// CHECK: [[SRC:%.+]] = bitcast %struct.kmp_depend_info* [[BC]] to i8*
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align {{.+}} [[DEST]], i8* align {{.+}} [[SRC]], i64 [[BYTES]], i1 false)
// CHECK: [[ADD:%.+]] = add nuw i64 [[POS]], [[SIZE]]
// CHECK: store i64 [[ADD]], i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[X:%.+]] = load i8*, i8** [[X_ADDR]],
// CHECK: [[BC:%.+]] = bitcast i8* [[X]] to %struct.kmp_depend_info*
// CHECK: [[PREV:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[BC]], i64 -1
// CHECK: [[SIZE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[PREV]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[SIZE:%.+]] = load i64, i64* [[SIZE_ADDR]],
// CHECK: [[BYTES:%.+]] = mul nuw i64 24, [[SIZE]]
// CHECK: [[POS:%.+]] = load i64, i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[VLA_X:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[VLA]], i64 [[POS]]
// CHECK: [[DEST:%.+]] = bitcast %struct.kmp_depend_info* [[VLA_X]] to i8*
// CHECK: [[SRC:%.+]] = bitcast %struct.kmp_depend_info* [[BC]] to i8*
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align {{.+}} [[DEST]], i8* align {{.+}} [[SRC]], i64 [[BYTES]], i1 false)
// CHECK: [[ADD:%.+]] = add nuw i64 [[POS]], [[SIZE]]
// CHECK: store i64 [[ADD]], i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[BC:%.+]] = bitcast %struct.kmp_depend_info* [[VLA]] to i8*
// CHECK: call i32 @__kmpc_omp_task_with_deps(%struct.ident_t* @{{.+}}, i32 [[GTID]], i8* [[ALLOC]], i32 [[SIZE32]], i8* [[BC]], i32 0, i8* null)
// CHECK: [[SV:%.+]] = load i8*, i8** [[SV_ADDR]],
// CHECK: call void @llvm.stackrestore(i8* [[SV]])
#pragma omp task depend(in: a, ([3][a][a])&b) depend(depobj: d, x) detach(evt)
{
#pragma omp taskgroup
{
#pragma omp task
foo();
}
}
// CHECK: ret i32 0
return 0;
}
// CHECK: call void @__kmpc_taskgroup(
// CHECK: call i8* @__kmpc_omp_task_alloc(
// CHECK: call i32 @__kmpc_omp_task(
// CHECK: call void @__kmpc_end_taskgroup(
// CHECK-LINE: @bar
void bar() {
int **a;
// CHECK: call void @__kmpc_for_static_init_4(
#pragma omp for
for (int i = 0; i < 10; ++i)
// CHECK: [[BUF:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* @{{.+}}, i32 %{{.+}}, i32 1, i64 48,
// CHECK: [[BC_BUF:%.+]] = bitcast i8* [[BUF]] to [[TT_WITH_PRIVS:%.+]]*
// CHECK: [[PRIVS:%.+]] = getelementptr inbounds [[TT_WITH_PRIVS]], [[TT_WITH_PRIVS]]* [[BC_BUF]], i32 0, i32 1
// CHECK: [[I_PRIV:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}} [[PRIVS]], i32 0, i32 0
// CHECK: [[I:%.+]] = load i32, i32* [[I_ADDR:%.+]],
// CHECK: store i32 %{{.+}}, i32* [[I_PRIV]],
// NELEMS = 1 * ((i - 0 + 2 - 1) / 2);
// CHECK: [[END:%.+]] = load i32, i32* [[I_ADDR]],
// CHECK: [[EB_SUB:%.+]] = sub i32 [[END]], 0
// CHECK: [[EB_SUB_2_ADD:%.+]] = add i32 [[EB_SUB]], 2
// CHECK: [[EB_SUB_2_ADD_1_SUB:%.+]] = sub i32 [[EB_SUB_2_ADD]], 1
// CHECK: [[EB_SUB_2_ADD_1_SUB_2_DIV:%.+]] = udiv i32 [[EB_SUB_2_ADD_1_SUB]], 2
// CHECK: [[ELEMS:%.+]] = zext i32 [[EB_SUB_2_ADD_1_SUB_2_DIV]] to i64
// CHECK: [[NELEMS:%.+]] = mul nuw i64 1, [[ELEMS]]
// TOTAL_NUMBER_OF_ELEMENTS = NELEMS + 0;
// CHECK: [[TOTAL:%.+]] = add nuw i64 [[NELEMS]], 0
// %struct.kmp_depend_info DEPS[TOTAL];
// CHECK: [[DEPS:%.+]] = alloca %struct.kmp_depend_info, i64 [[TOTAL]],
// CHECK: [[NDEPS:%.+]] = trunc i64 [[TOTAL]] to i32
// i64 DEP_COUNTER = 0;
// CHECK: store i64 0, i64* [[DEP_COUNTER_ADDR:%.+]],
// NELEMS = ((i - 0 + 2 - 1) / 2);
// CHECK: [[END:%.+]] = load i32, i32* [[I_ADDR]],
// CHECK: [[EB_SUB:%.+]] = sub i32 [[END]], 0
// CHECK: [[EB_SUB_2_ADD:%.+]] = add i32 [[EB_SUB]], 2
// CHECK: [[EB_SUB_2_ADD_1_SUB:%.+]] = sub i32 [[EB_SUB_2_ADD]], 1
// CHECK: [[ELEMS:%.+]] = udiv i32 [[EB_SUB_2_ADD_1_SUB]], 2
// i32 COUNTER = 0;
// CHECK: store i32 0, i32* [[COUNTER_ADDR:%.+]],
// CHECK: br label %[[CONT:.+]]
// Loop.
// CHECK: [[CONT]]:
// CHECK: [[COUNTER:%.+]] = load i32, i32* [[COUNTER_ADDR]],
// CHECK: [[CMP:%.+]] = icmp ult i32 [[COUNTER]], [[ELEMS]]
// CHECK: br i1 [[CMP]], label %[[BODY:.+]], label %[[EXIT:.+]]
// CHECK: [[BODY]]:
// k = 0 + 2*COUNTER;
// CHECK: [[COUNTER:%.+]] = load i32, i32* [[COUNTER_ADDR]],
// CHECK: [[C2_MUL:%.+]] = mul i32 [[COUNTER]], 2
// CHECK: [[C2_MUL_0_ADD:%.+]] = add i32 0, [[C2_MUL]]
// CHECK: store i32 [[C2_MUL_0_ADD]], i32* [[K_ADDR:%.+]],
// &a[k][i]
// CHECK: [[A:%.+]] = load i32**, i32*** [[A_ADDR:%.+]],
// CHECK: [[K:%.+]] = load i32, i32* [[K_ADDR]],
// CHECK: [[IDX:%.+]] = zext i32 [[K]] to i64
// CHECK: [[AK_ADDR:%.+]] = getelementptr inbounds i32*, i32** [[A]], i64 [[IDX]]
// CHECK: [[AK:%.+]] = load i32*, i32** [[AK_ADDR]],
// CHECK: [[I:%.+]] = load i32, i32* [[I_ADDR]],
// CHECK: [[IDX:%.+]] = sext i32 [[I]] to i64
// CHECK: [[AKI_ADDR:%.+]] = getelementptr inbounds i32, i32* [[AK]], i64 [[IDX]]
// DEPS[DEP_COUNTER].base_addr = &a[k][i];
// CHECK: [[DEP_COUNTER:%.+]] = load i64, i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[DEPS_DC:%.+]] = getelementptr %struct.kmp_depend_info, %struct.kmp_depend_info* [[DEPS]], i64 [[DEP_COUNTER]]
// CHECK: [[DEPS_DC_BASE_ADDR:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[DEPS_DC]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[AKI_INT:%.+]] = ptrtoint i32* [[AKI_ADDR]] to i64
// CHECK: store i64 [[AKI_INT]], i64* [[DEPS_DC_BASE_ADDR]],
// DEPS[DEP_COUNTER].size = sizeof(a[k][i]);
// CHECK: [[DEPS_DC_SIZE:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[DEPS_DC]], i{{.+}} 0, i{{.+}} 1
// CHECK: store i64 4, i64* [[DEPS_DC_SIZE]],
// DEPS[DEP_COUNTER].flags = in;
// CHECK: [[DEPS_DC_FLAGS:%.+]] = getelementptr inbounds %struct.kmp_depend_info, %struct.kmp_depend_info* [[DEPS_DC]], i{{.+}} 0, i{{.+}} 2
// CHECK: store i8 1, i8* [[DEPS_DC_FLAGS]],
// DEP_COUNTER = DEP_COUNTER + 1;
// CHECK: [[DEP_COUNTER:%.+]] = load i64, i64* [[DEP_COUNTER_ADDR]],
// CHECK: [[INC:%.+]] = add nuw i64 [[DEP_COUNTER]], 1
// CHECK: store i64 [[INC]], i64* [[DEP_COUNTER_ADDR]],
// COUNTER = COUNTER + 1;
// CHECK: [[COUNTER:%.+]] = load i32, i32* [[COUNTER_ADDR]],
// CHECK: [[INC:%.+]] = add i32 [[COUNTER]], 1
// CHECK: store i32 [[INC]], i32* [[COUNTER_ADDR]],
// CHECK: br label %[[CONT]]
// CHECK: [[EXIT]]:
// CHECK: [[DEP_BEGIN:%.+]] = bitcast %struct.kmp_depend_info* [[DEPS]] to i8*
// CHECK: = call i32 @__kmpc_omp_task_with_deps(%struct.ident_t* @{{.+}}, i32 %{{.+}}, i8* [[BUF]], i32 [[NDEPS]], i8* [[DEP_BEGIN]], i32 0, i8* null)
#pragma omp task depend(iterator(unsigned k=0:i:2), in: a[k][i])
++i;
}
#endif