master_taskloop_simd_codegen.cpp 14 KB

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  1. // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -x c++ -emit-llvm %s -o - -femit-all-decls | FileCheck %s
  2. // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
  3. // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - -femit-all-decls | FileCheck %s
  4. // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -x c++ -emit-llvm %s -o - -femit-all-decls | FileCheck --check-prefix SIMD-ONLY0 %s
  5. // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
  6. // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - -femit-all-decls | FileCheck --check-prefix SIMD-ONLY0 %s
  7. // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
  8. // expected-no-diagnostics
  9. #ifndef HEADER
  10. #define HEADER
  11. // CHECK-LABEL: @main
  12. int main(int argc, char **argv) {
  13. // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFLOC:@.+]])
  14. // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  15. // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
  16. // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
  17. // CHECK: [[THEN]]
  18. // CHECK: call void @__kmpc_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  19. // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 33, i64 80, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK1:@.+]] to i32 (i32, i8*)*))
  20. // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
  21. // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
  22. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
  23. // CHECK: store i64 0, i64* [[DOWN]],
  24. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
  25. // CHECK: store i64 9, i64* [[UP]],
  26. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
  27. // CHECK: store i64 1, i64* [[ST]],
  28. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  29. // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 0, i64 0, i8* null)
  30. // CHECK: call void @__kmpc_end_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  31. // CHECK: call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  32. // CHECK-NEXT: br label {{%?}}[[EXIT]]
  33. // CHECK: [[EXIT]]
  34. #pragma omp master taskloop simd priority(argc)
  35. for (int i = 0; i < 10; ++i)
  36. ;
  37. // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  38. // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
  39. // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
  40. // CHECK: [[THEN]]
  41. // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK2:@.+]] to i32 (i32, i8*)*))
  42. // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
  43. // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
  44. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
  45. // CHECK: store i64 0, i64* [[DOWN]],
  46. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
  47. // CHECK: store i64 9, i64* [[UP]],
  48. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
  49. // CHECK: store i64 1, i64* [[ST]],
  50. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  51. // CHECK: [[GRAINSIZE:%.+]] = zext i32 %{{.+}} to i64
  52. // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 1, i64 [[GRAINSIZE]], i8* null)
  53. // CHECK: call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  54. // CHECK-NEXT: br label {{%?}}[[EXIT]]
  55. // CHECK: [[EXIT]]
  56. #pragma omp master taskloop simd nogroup grainsize(argc) simdlen(4)
  57. for (int i = 0; i < 10; ++i)
  58. ;
  59. // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  60. // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
  61. // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
  62. // CHECK: [[THEN]]
  63. // CHECK: call void @__kmpc_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  64. // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 24, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK3:@.+]] to i32 (i32, i8*)*))
  65. // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
  66. // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
  67. // CHECK: [[IF:%.+]] = icmp ne i32 %{{.+}}, 0
  68. // CHECK: [[IF_INT:%.+]] = sext i1 [[IF]] to i32
  69. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
  70. // CHECK: store i64 0, i64* [[DOWN]],
  71. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
  72. // CHECK: store i64 %{{.+}}, i64* [[UP]],
  73. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
  74. // CHECK: store i64 1, i64* [[ST]],
  75. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  76. // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 [[IF_INT]], i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 2, i64 4, i8* null)
  77. // CHECK: call void @__kmpc_end_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  78. // CHECK: call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  79. // CHECK-NEXT: br label {{%?}}[[EXIT]]
  80. // CHECK: [[EXIT]]
  81. int i;
  82. #pragma omp master taskloop simd if(argc) shared(argc, argv) collapse(2) num_tasks(4) safelen(32)
  83. for (i = 0; i < argc; ++i)
  84. for (int j = argc; j < argv[argc][argc]; ++j)
  85. ;
  86. }
  87. // CHECK: define internal i32 [[TASK1]](
  88. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
  89. // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
  90. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
  91. // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
  92. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
  93. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  94. // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
  95. // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
  96. // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
  97. // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
  98. // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
  99. // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
  100. // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
  101. // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
  102. // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
  103. // CHECK: br label
  104. // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],{{.*}}!llvm.access.group
  105. // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
  106. // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],{{.*}}!llvm.access.group
  107. // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
  108. // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
  109. // CHECK: load i32, i32* %{{.*}}!llvm.access.group
  110. // CHECK: store i32 %{{.*}}!llvm.access.group
  111. // CHECK: load i32, i32* %{{.*}}!llvm.access.group
  112. // CHECK: add nsw i32 %{{.+}}, 1
  113. // CHECK: store i32 %{{.+}}, i32* %{{.*}}!llvm.access.group
  114. // CHECK: br label %{{.*}}!llvm.loop
  115. // CHECK: ret i32 0
  116. // CHECK: define internal i32 [[TASK2]](
  117. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
  118. // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
  119. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
  120. // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
  121. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
  122. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  123. // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
  124. // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
  125. // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
  126. // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
  127. // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
  128. // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
  129. // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
  130. // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
  131. // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
  132. // CHECK: br label
  133. // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],{{.*}}!llvm.access.group
  134. // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
  135. // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],{{.*}}!llvm.access.group
  136. // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
  137. // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
  138. // CHECK: load i32, i32* %{{.*}}!llvm.access.group
  139. // CHECK: store i32 %{{.*}}!llvm.access.group
  140. // CHECK: load i32, i32* %{{.*}}!llvm.access.group
  141. // CHECK: add nsw i32 %{{.+}}, 1
  142. // CHECK: store i32 %{{.+}}, i32* %{{.*}}!llvm.access.group
  143. // CHECK: br label %{{.*}}!llvm.loop
  144. // CHECK: ret i32 0
  145. // CHECK: define internal i32 [[TASK3]](
  146. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
  147. // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
  148. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
  149. // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
  150. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
  151. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  152. // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
  153. // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
  154. // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
  155. // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
  156. // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
  157. // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
  158. // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
  159. // CHECK: store i64 [[LB_VAL]], i64* [[CNT:%.+]],
  160. // CHECK: br label
  161. // CHECK-NOT: !llvm.access.group
  162. // CHECK: br label %{{.*}}!llvm.loop
  163. // CHECK: ret i32 0
  164. // CHECK-LABEL: @_ZN1SC2Ei
  165. struct S {
  166. int a;
  167. S(int c) {
  168. // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFLOC:@.+]])
  169. // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  170. // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
  171. // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
  172. // CHECK: [[THEN]]
  173. // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 16, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK4:@.+]] to i32 (i32, i8*)*))
  174. // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
  175. // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
  176. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
  177. // CHECK: store i64 0, i64* [[DOWN]],
  178. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
  179. // CHECK: store i64 %{{.+}}, i64* [[UP]],
  180. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
  181. // CHECK: store i64 1, i64* [[ST]],
  182. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  183. // CHECK: [[NUM_TASKS:%.+]] = zext i32 %{{.+}} to i64
  184. // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 2, i64 [[NUM_TASKS]], i8* null)
  185. // CHECK: call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
  186. // CHECK-NEXT: br label {{%?}}[[EXIT]]
  187. // CHECK: [[EXIT]]
  188. #pragma omp master taskloop simd shared(c) num_tasks(a) simdlen(8) safelen(64)
  189. for (a = 0; a < c; ++a)
  190. ;
  191. }
  192. } s(1);
  193. // CHECK: define internal i32 [[TASK4]](
  194. // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
  195. // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
  196. // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
  197. // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
  198. // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
  199. // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
  200. // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
  201. // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
  202. // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
  203. // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
  204. // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
  205. // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
  206. // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
  207. // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
  208. // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
  209. // CHECK: br label
  210. // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],
  211. // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
  212. // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],
  213. // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
  214. // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
  215. // CHECK: load i32, i32* %
  216. // CHECK-NOT: !llvm.access.group
  217. // CHECK: store i32 %
  218. // CHECK-NOT: !llvm.access.group
  219. // CHECK: load i32, i32* %
  220. // CHECK-NOT: !llvm.access.group
  221. // CHECK: add nsw i32 %{{.+}}, 1
  222. // CHECK: store i32 %{{.+}}, i32* %
  223. // CHECK-NOT: !llvm.access.group
  224. // CHECK: br label %{{.*}}!llvm.loop
  225. // CHECK: ret i32 0
  226. // CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
  227. // CHECK: !{!"llvm.loop.vectorize.width", i32 4}
  228. // CHECK: !{!"llvm.loop.vectorize.width", i32 32}
  229. // CHECK: !{!"llvm.loop.vectorize.width", i32 8}
  230. #endif