// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s --check-prefixes=OMP50,CHECK // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s --check-prefixes=OMP45,CHECK // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefixes=OMP50,CHECK // RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s // RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefixes=OMP45,CHECK // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -gno-column-info -x c++ -emit-llvm %s -o - | FileCheck %s --check-prefix=TERM_DEBUG // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -O1 -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=CLEANUP // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix SIMD-ONLY0 %s // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -O1 -fopenmp-simd -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s // SIMD-ONLY0-NOT: {{__kmpc|__tgt}} // expected-no-diagnostics // RUN: %clang_cc1 -verify -fopenmp -DOMP5 -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix=OMP5 %s // RUN: %clang_cc1 -fopenmp -DOMP5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s // RUN: %clang_cc1 -fopenmp -DOMP5 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix=OMP5 %s // RUN: %clang_cc1 -verify -fopenmp-simd -DOMP5 -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix SIMD-ONLY0 %s // RUN: %clang_cc1 -fopenmp-simd -DOMP5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s // RUN: %clang_cc1 -fopenmp-simd -DOMP5 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s #ifndef HEADER #define HEADER #ifndef OMP5 // CHECK-DAG: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* } // CHECK-DAG: [[LOOP_LOC:@.+]] = private unnamed_addr constant [[IDENT_T_TY]] { i32 0, i32 514, i32 0, i32 0, i8* // CHECK-LABEL: with_var_schedule void with_var_schedule() { double a = 5; // CHECK: [[CHUNK_SIZE:%.+]] = fptosi double %{{.+}}to i8 // CHECK: store i8 %{{.+}}, i8* [[CHUNK:%.+]], // CHECK: [[VAL:%.+]] = load i8, i8* [[CHUNK]], // CHECK: store i8 [[VAL]], i8* // CHECK: [[CHUNK:%.+]] = load i64, i64* % // CHECK: call void {{.+}} @__kmpc_fork_call({{.+}}, i64 [[CHUNK]]) // CHECK: [[UNDEF_A:%.+]] = load double, double* undef // CHECK: fadd double 2.000000e+00, [[UNDEF_A]] // CHECK: [[CHUNK_VAL:%.+]] = load i8, i8* % // CHECK: [[CHUNK_SIZE:%.+]] = sext i8 [[CHUNK_VAL]] to i64 // CHECK: call void @__kmpc_for_static_init_8u([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID:%[^,]+]], i32 33, i32* [[IS_LAST:%[^,]+]], i64* [[OMP_LB:%[^,]+]], i64* [[OMP_UB:%[^,]+]], i64* [[OMP_ST:%[^,]+]], i64 1, i64 [[CHUNK_SIZE]]) // CHECK: call void @__kmpc_for_static_fini([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID:%.+]]) #pragma omp parallel for schedule(static, char(a)) private(a) for (unsigned long long i = 1; i < 2 + a; ++i) { } } // CHECK-LABEL: define {{.*void}} @{{.*}}without_schedule_clause{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void without_schedule_clause(float *a, float *b, float *c, float *d) { #pragma omp parallel for // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // CHECK: call void @__kmpc_for_static_init_4([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID:%.+]], i32 34, i32* [[IS_LAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]], i32 1, i32 1) // UB = min(UB, GlobalUB) // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[UBCMP:%.+]] = icmp sgt i32 [[UB]], 4571423 // CHECK-NEXT: br i1 [[UBCMP]], label [[UB_TRUE:%[^,]+]], label [[UB_FALSE:%[^,]+]] // CHECK: [[UBRESULT:%.+]] = phi i32 [ 4571423, [[UB_TRUE]] ], [ [[UBVAL:%[^,]+]], [[UB_FALSE]] ] // CHECK-NEXT: store i32 [[UBRESULT]], i32* [[OMP_UB]] // CHECK-NEXT: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // CHECK-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // Loop header // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (int i = 33; i < 32000000; i += 7) { // CHECK: [[LOOP1_BODY]] // Start of body: calculate i from IV: // CHECK: [[IV1_1:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[CALC_I_1:%.+]] = mul nsw i32 [[IV1_1]], 7 // CHECK-NEXT: [[CALC_I_2:%.+]] = add nsw i32 33, [[CALC_I_1]] // CHECK-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 1 // CHECK-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: call void @__kmpc_for_static_fini([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID]]) // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}static_not_chunked{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void static_not_chunked(float *a, float *b, float *c, float *d) { #pragma omp parallel for schedule(static) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // CHECK: call void @__kmpc_for_static_init_4([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID:%.+]], i32 34, i32* [[IS_LAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]], i32 1, i32 1) // UB = min(UB, GlobalUB) // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[UBCMP:%.+]] = icmp sgt i32 [[UB]], 4571423 // CHECK-NEXT: br i1 [[UBCMP]], label [[UB_TRUE:%[^,]+]], label [[UB_FALSE:%[^,]+]] // CHECK: [[UBRESULT:%.+]] = phi i32 [ 4571423, [[UB_TRUE]] ], [ [[UBVAL:%[^,]+]], [[UB_FALSE]] ] // CHECK-NEXT: store i32 [[UBRESULT]], i32* [[OMP_UB]] // CHECK-NEXT: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // CHECK-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // Loop header // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (int i = 32000000; i > 33; i += -7) { // CHECK: [[LOOP1_BODY]] // Start of body: calculate i from IV: // CHECK: [[IV1_1:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[CALC_I_1:%.+]] = mul nsw i32 [[IV1_1]], 7 // CHECK-NEXT: [[CALC_I_2:%.+]] = sub nsw i32 32000000, [[CALC_I_1]] // CHECK-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 1 // CHECK-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: call void @__kmpc_for_static_fini([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID]]) // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}static_chunked{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void static_chunked(float *a, float *b, float *c, float *d) { #pragma omp parallel for schedule(static, 5) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // CHECK: call void @__kmpc_for_static_init_4u([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID:%.+]], i32 33, i32* [[IS_LAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]], i32 1, i32 5) // UB = min(UB, GlobalUB) // CHECK: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[UBCMP:%.+]] = icmp ugt i32 [[UB]], 16908288 // CHECK-NEXT: br i1 [[UBCMP]], label [[UB_TRUE:%[^,]+]], label [[UB_FALSE:%[^,]+]] // CHECK: [[UBRESULT:%.+]] = phi i32 [ 16908288, [[UB_TRUE]] ], [ [[UBVAL:%[^,]+]], [[UB_FALSE]] ] // CHECK-NEXT: store i32 [[UBRESULT]], i32* [[OMP_UB]] // CHECK-NEXT: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // CHECK-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // Outer loop header // CHECK: [[O_IV:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[O_UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[O_CMP:%.+]] = icmp ule i32 [[O_IV]], [[O_UB]] // CHECK-NEXT: br i1 [[O_CMP]], label %[[O_LOOP1_BODY:[^,]+]], label %[[O_LOOP1_END:[^,]+]] // Loop header // CHECK: [[O_LOOP1_BODY]] // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[CMP:%.+]] = icmp ule i32 [[IV]], [[UB]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (unsigned i = 131071; i <= 2147483647; i += 127) { // CHECK: [[LOOP1_BODY]] // Start of body: calculate i from IV: // CHECK: [[IV1_1:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[CALC_I_1:%.+]] = mul i32 [[IV1_1]], 127 // CHECK-NEXT: [[CALC_I_2:%.+]] = add i32 131071, [[CALC_I_1]] // CHECK-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add i32 [[IV1_2]], 1 // CHECK-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // Update the counters, adding stride // CHECK: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // CHECK-NEXT: [[ST:%.+]] = load i32, i32* [[OMP_ST]] // CHECK-NEXT: [[ADD_LB:%.+]] = add i32 [[LB]], [[ST]] // CHECK-NEXT: store i32 [[ADD_LB]], i32* [[OMP_LB]] // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[ST:%.+]] = load i32, i32* [[OMP_ST]] // CHECK-NEXT: [[ADD_UB:%.+]] = add i32 [[UB]], [[ST]] // CHECK-NEXT: store i32 [[ADD_UB]], i32* [[OMP_UB]] // CHECK: [[O_LOOP1_END]] // CHECK: call void @__kmpc_for_static_fini([[IDENT_T_TY]]* [[LOOP_LOC]], i32 [[GTID]]) // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}dynamic1{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void dynamic1(float *a, float *b, float *c, float *d) { #pragma omp parallel for schedule(dynamic) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // OMP45: call void @__kmpc_dispatch_init_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 35, i64 0, i64 16908287, i64 1, i64 1) // OMP50: call void @__kmpc_dispatch_init_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 1073741859, i64 0, i64 16908287, i64 1, i64 1) // // CHECK: [[HASWORK:%.+]] = call i32 @__kmpc_dispatch_next_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], i32* [[OMP_ISLAST:%[^,]+]], i64* [[OMP_LB:%[^,]+]], i64* [[OMP_UB:%[^,]+]], i64* [[OMP_ST:%[^,]+]]) // CHECK-NEXT: [[O_CMP:%.+]] = icmp ne i32 [[HASWORK]], 0 // CHECK-NEXT: br i1 [[O_CMP]], label %[[O_LOOP1_BODY:[^,]+]], label %[[O_LOOP1_END:[^,]+]] // Loop header // CHECK: [[O_LOOP1_BODY]] // CHECK: [[LB:%.+]] = load i64, i64* [[OMP_LB]] // CHECK-NEXT: store i64 [[LB]], i64* [[OMP_IV:[^,]+]] // CHECK: [[IV:%.+]] = load i64, i64* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i64, i64* [[OMP_UB]] // CHECK-NEXT: [[BOUND:%.+]] = add i64 [[UB]], 1 // CHECK-NEXT: [[CMP:%.+]] = icmp ult i64 [[IV]], [[BOUND]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (unsigned long long i = 131071; i < 2147483647; i += 127) { // CHECK: [[LOOP1_BODY]] // Start of body: calculate i from IV: // CHECK: [[IV1_1:%.+]] = load i64, i64* [[OMP_IV]] // CHECK-NEXT: [[CALC_I_1:%.+]] = mul i64 [[IV1_1]], 127 // CHECK-NEXT: [[CALC_I_2:%.+]] = add i64 131071, [[CALC_I_1]] // CHECK-NEXT: store i64 [[CALC_I_2]], i64* [[LC_I:.+]] // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i64, i64* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add i64 [[IV1_2]], 1 // CHECK-NEXT: store i64 [[ADD1_2]], i64* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: [[O_LOOP1_END]] // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}guided7{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void guided7(float *a, float *b, float *c, float *d) { #pragma omp parallel for schedule(guided, 7) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // OMP45: call void @__kmpc_dispatch_init_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 36, i64 0, i64 16908287, i64 1, i64 7) // OMP50: call void @__kmpc_dispatch_init_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 1073741860, i64 0, i64 16908287, i64 1, i64 7) // // CHECK: [[HASWORK:%.+]] = call i32 @__kmpc_dispatch_next_8u([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], i32* [[OMP_ISLAST:%[^,]+]], i64* [[OMP_LB:%[^,]+]], i64* [[OMP_UB:%[^,]+]], i64* [[OMP_ST:%[^,]+]]) // CHECK-NEXT: [[O_CMP:%.+]] = icmp ne i32 [[HASWORK]], 0 // CHECK-NEXT: br i1 [[O_CMP]], label %[[O_LOOP1_BODY:[^,]+]], label %[[O_LOOP1_END:[^,]+]] // Loop header // CHECK: [[O_LOOP1_BODY]] // CHECK: [[LB:%.+]] = load i64, i64* [[OMP_LB]] // CHECK-NEXT: store i64 [[LB]], i64* [[OMP_IV:[^,]+]] // CHECK: [[IV:%.+]] = load i64, i64* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i64, i64* [[OMP_UB]] // CHECK-NEXT: [[BOUND:%.+]] = add i64 [[UB]], 1 // CHECK-NEXT: [[CMP:%.+]] = icmp ult i64 [[IV]], [[BOUND]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (unsigned long long i = 131071; i < 2147483647; i += 127) { // CHECK: [[LOOP1_BODY]] // Start of body: calculate i from IV: // CHECK: [[IV1_1:%.+]] = load i64, i64* [[OMP_IV]] // CHECK-NEXT: [[CALC_I_1:%.+]] = mul i64 [[IV1_1]], 127 // CHECK-NEXT: [[CALC_I_2:%.+]] = add i64 131071, [[CALC_I_1]] // CHECK-NEXT: store i64 [[CALC_I_2]], i64* [[LC_I:.+]] // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i64, i64* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add i64 [[IV1_2]], 1 // CHECK-NEXT: store i64 [[ADD1_2]], i64* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: [[O_LOOP1_END]] // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}test_auto{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void test_auto(float *a, float *b, float *c, float *d) { unsigned int x = 0; unsigned int y = 0; #pragma omp parallel for schedule(auto) collapse(2) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 5, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, i32* nonnull align 4 dereferenceable(4) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // OMP45: call void @__kmpc_dispatch_init_8([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 38, i64 0, i64 [[LAST_ITER:%[^,]+]], i64 1, i64 1) // OMP50: call void @__kmpc_dispatch_init_8([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 1073741862, i64 0, i64 [[LAST_ITER:%[^,]+]], i64 1, i64 1) // // CHECK: [[HASWORK:%.+]] = call i32 @__kmpc_dispatch_next_8([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32* [[OMP_ISLAST:%[^,]+]], i64* [[OMP_LB:%[^,]+]], i64* [[OMP_UB:%[^,]+]], i64* [[OMP_ST:%[^,]+]]) // CHECK-NEXT: [[O_CMP:%.+]] = icmp ne i32 [[HASWORK]], 0 // CHECK-NEXT: br i1 [[O_CMP]], label %[[O_LOOP1_BODY:[^,]+]], label %[[O_LOOP1_END:[^,]+]] // Loop header // CHECK: [[O_LOOP1_BODY]] // CHECK: [[LB:%.+]] = load i64, i64* [[OMP_LB]] // CHECK-NEXT: store i64 [[LB]], i64* [[OMP_IV:[^,]+]] // CHECK: [[IV:%.+]] = load i64, i64* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i64, i64* [[OMP_UB]] // CHECK-NEXT: [[CMP:%.+]] = icmp sle i64 [[IV]], [[UB]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] // FIXME: When the iteration count of some nested loop is not a known constant, // we should pre-calculate it, like we do for the total number of iterations! for (char i = static_cast(y); i <= '9'; ++i) for (x = 11; x > 0; --x) { // CHECK: [[LOOP1_BODY]] // Start of body: indices are calculated from IV: // CHECK: store i8 {{%[^,]+}}, i8* {{%[^,]+}} // CHECK: store i32 {{%[^,]+}}, i32* {{%[^,]+}} // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i64, i64* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i64 [[IV1_2]], 1 // CHECK-NEXT: store i64 [[ADD1_2]], i64* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: [[O_LOOP1_END]] // CHECK: ret void } // CHECK-LABEL: define {{.*void}} @{{.*}}runtime{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) void runtime(float *a, float *b, float *c, float *d) { int x = 0; #pragma omp parallel for collapse(2) schedule(runtime) // CHECK: call void ([[IDENT_T_TY]]*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call([[IDENT_T_TY]]* [[DEFAULT_LOC:[@%].+]], i32 4, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, float**, float**, float**, float**)* [[OMP_PARALLEL_FUNC:@.+]] to void (i32*, i32*, ...)*), // CHECK: define internal void [[OMP_PARALLEL_FUNC]](i32* noalias [[GTID_PARAM_ADDR:%.+]], i32* noalias %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}, float** nonnull align 8 dereferenceable(8) %{{.+}}) // CHECK: store i32* [[GTID_PARAM_ADDR]], i32** [[GTID_REF_ADDR:%.+]], // OMP45: call void @__kmpc_dispatch_init_4([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 37, i32 0, i32 199, i32 1, i32 1) // OMP50: call void @__kmpc_dispatch_init_4([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID:%.+]], i32 1073741861, i32 0, i32 199, i32 1, i32 1) // // CHECK: [[HASWORK:%.+]] = call i32 @__kmpc_dispatch_next_4([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], i32* [[OMP_ISLAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]]) // CHECK-NEXT: [[O_CMP:%.+]] = icmp ne i32 [[HASWORK]], 0 // CHECK-NEXT: br i1 [[O_CMP]], label %[[O_LOOP1_BODY:[^,]+]], label %[[O_LOOP1_END:[^,]+]] // Loop header // CHECK: [[O_LOOP1_BODY]] // CHECK: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // CHECK-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // CHECK-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB]] // CHECK-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (unsigned char i = '0' ; i <= '9'; ++i) for (x = -10; x < 10; ++x) { // CHECK: [[LOOP1_BODY]] // Start of body: indices are calculated from IV: // CHECK: store i8 {{%[^,]+}}, i8* {{%[^,]+}} // CHECK: store i32 {{%[^,]+}}, i32* {{%[^,]+}} // ... loop body ... // End of body: store into a[i]: // CHECK: store float [[RESULT:%.+]], float* {{%.+}} a[i] = b[i] * c[i] * d[i]; // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 1 // CHECK-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] // CHECK-NEXT: br label %{{.+}} } // CHECK: [[LOOP1_END]] // CHECK: [[O_LOOP1_END]] // CHECK: ret void } // TERM_DEBUG-LABEL: foo int foo() { extern void mayThrow(); mayThrow(); return 0; }; // TERM_DEBUG-LABEL: parallel_for // CLEANUP: parallel_for void parallel_for(float *a, const int n) { float arr[n]; #pragma omp parallel for schedule(static, 5) private(arr) default(none) firstprivate(n) shared(a) // TERM_DEBUG-NOT: __kmpc_global_thread_num // TERM_DEBUG: call void @__kmpc_for_static_init_4u({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]] // TERM_DEBUG: invoke i32 {{.*}}foo{{.*}}() // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], // TERM_DEBUG-NOT: __kmpc_global_thread_num // TERM_DEBUG: call void @__kmpc_for_static_fini({{.+}}), !dbg [[DBG_LOC_START]] // TERM_DEBUG: [[TERM_LPAD]] // TERM_DEBUG: call void @__clang_call_terminate // TERM_DEBUG: unreachable // CLEANUP-NOT: __kmpc_global_thread_num // CLEANUP: call void @__kmpc_for_static_init_4u({{.+}}) // CLEANUP: call void @__kmpc_for_static_fini({{.+}}) for (unsigned i = 131071; i <= 2147483647; i += 127) a[i] += foo() + arr[i] + n; } // Check source line corresponds to "#pragma omp parallel for schedule(static, 5)" above: // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-17]], #else // OMP5 // OMP5-LABEL: increment int increment () { // OMP5: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFAULT_LOC:[@%].+]]) #pragma omp for // Determine UB = min(UB, GlobalUB) // OMP5: call void @__kmpc_for_static_init_4(%struct.ident_t* [[LOOP_LOC:[@%].+]], i32 [[GTID]], i32 34, i32* [[IS_LAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]], i32 1, i32 1) // OMP5-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // OMP5-NEXT: [[UBCMP:%.+]] = icmp sgt i32 [[UB]], 4 // OMP5-NEXT: br i1 [[UBCMP]], label [[UB_TRUE:%[^,]+]], label [[UB_FALSE:%[^,]+]] // OMP5: [[UBRESULT:%.+]] = phi i32 [ 4, [[UB_TRUE]] ], [ [[UBVAL:%[^,]+]], [[UB_FALSE]] ] // OMP5-NEXT: store i32 [[UBRESULT]], i32* [[OMP_UB]] // OMP5-NEXT: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // OMP5-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // OMP5-NEXT: br label %[[LOOP1_HEAD:.+]] // Loop header // OMP5: [[LOOP1_HEAD]] // OMP5: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // OMP5-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // OMP5-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB]] // OMP5-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (int i = 0 ; i != 5; ++i) // Start of body: calculate i from IV: // OMP5: [[LOOP1_BODY]] // OMP5: [[IV1_1:%.+]] = load i32, i32* [[OMP_IV]] // OMP5-NEXT: [[CALC_I_1:%.+]] = mul nsw i32 [[IV1_1]], 1 // OMP5-NEXT: [[CALC_I_2:%.+]] = add nsw i32 0, [[CALC_I_1]] // OMP5-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] // OMP5: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // OMP5-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 1 // OMP5-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] // OMP5-NEXT: br label %[[LOOP1_HEAD]] ; // OMP5: [[LOOP1_END]] // OMP5: call void @__kmpc_for_static_fini(%struct.ident_t* [[LOOP_LOC]], i32 [[GTID]]) // OMP5: __kmpc_barrier return 0; // OMP5: ret i32 0 } // OMP5-LABEL: decrement_nowait int decrement_nowait () { // OMP5: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFAULT_LOC:[@%].+]]) #pragma omp for nowait // Determine UB = min(UB, GlobalUB) // OMP5: call void @__kmpc_for_static_init_4(%struct.ident_t* [[LOOP_LOC]], i32 [[GTID]], i32 34, i32* [[IS_LAST:%[^,]+]], i32* [[OMP_LB:%[^,]+]], i32* [[OMP_UB:%[^,]+]], i32* [[OMP_ST:%[^,]+]], i32 1, i32 1) // OMP5-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // OMP5-NEXT: [[UBCMP:%.+]] = icmp sgt i32 [[UB]], 4 // OMP5-NEXT: br i1 [[UBCMP]], label [[UB_TRUE:%[^,]+]], label [[UB_FALSE:%[^,]+]] // OMP5: [[UBRESULT:%.+]] = phi i32 [ 4, [[UB_TRUE]] ], [ [[UBVAL:%[^,]+]], [[UB_FALSE]] ] // OMP5-NEXT: store i32 [[UBRESULT]], i32* [[OMP_UB]] // OMP5-NEXT: [[LB:%.+]] = load i32, i32* [[OMP_LB]] // OMP5-NEXT: store i32 [[LB]], i32* [[OMP_IV:[^,]+]] // OMP5-NEXT: br label %[[LOOP1_HEAD:.+]] // Loop header // OMP5: [[LOOP1_HEAD]] // OMP5: [[IV:%.+]] = load i32, i32* [[OMP_IV]] // OMP5-NEXT: [[UB:%.+]] = load i32, i32* [[OMP_UB]] // OMP5-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB]] // OMP5-NEXT: br i1 [[CMP]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]] for (int j = 5 ; j != 0; --j) // Start of body: calculate i from IV: // OMP5: [[LOOP1_BODY]] // OMP5: [[IV2_1:%.+]] = load i32, i32* [[OMP_IV]] // OMP5-NEXT: [[CALC_II_1:%.+]] = mul nsw i32 [[IV2_1]], 1 // OMP5-NEXT: [[CALC_II_2:%.+]] = sub nsw i32 5, [[CALC_II_1]] // OMP5-NEXT: store i32 [[CALC_II_2]], i32* [[LC_I:.+]] // OMP5: [[IV2_2:%.+]] = load i32, i32* [[OMP_IV]]{{.*}} // OMP5-NEXT: [[ADD2_2:%.+]] = add nsw i32 [[IV2_2]], 1 // OMP5-NEXT: store i32 [[ADD2_2]], i32* [[OMP_IV]] // OMP5-NEXT: br label %[[LOOP1_HEAD]] ; // OMP5: [[LOOP1_END]] // OMP5: call void @__kmpc_for_static_fini(%struct.ident_t* [[LOOP_LOC]], i32 [[GTID]]) // OMP5-NOT: __kmpc_barrier return 0; // OMP5: ret i32 0 } // OMP5-LABEL: range_for_single void range_for_single() { int arr[10] = {0}; // OMP5: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* {{.+}}, i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, [10 x i32]*)* [[OUTLINED:@.+]] to void (i32*, i32*, ...)*), [10 x i32]* %{{.+}}) #pragma omp parallel for for (auto &a : arr) (void)a; } // OMP5: define internal void @.omp_outlined.(i32* {{.+}}, i32* {{.+}}, [10 x i32]* nonnull align 4 dereferenceable(40) %arr) // OMP5: [[ARR_ADDR:%.+]] = alloca [10 x i32]*, // OMP5: [[IV:%.+]] = alloca i64, // OMP5: [[RANGE_ADDR:%.+]] = alloca [10 x i32]*, // OMP5: [[END_ADDR:%.+]] = alloca i32*, // OMP5: alloca i32*, // OMP5: alloca i32*, // OMP5: alloca i64, // OMP5: [[BEGIN_INIT:%.+]] = alloca i32*, // OMP5: [[LB:%.+]] = alloca i64, // OMP5: [[UB:%.+]] = alloca i64, // OMP5: [[STRIDE:%.+]] = alloca i64, // OMP5: [[IS_LAST:%.+]] = alloca i32, // OMP5: [[BEGIN:%.+]] = alloca i32*, // OMP5: [[A_PTR:%.+]] = alloca i32*, // __range = arr; // OMP5: [[ARR:%.+]] = load [10 x i32]*, [10 x i32]** [[ARR_ADDR]], // OMP5: store [10 x i32]* [[ARR]], [10 x i32]** [[RANGE_ADDR]], // __end = end(_range); // OMP5: [[RANGE:%.+]] = load [10 x i32]*, [10 x i32]** [[RANGE_ADDR]], // OMP5: [[RANGE_0:%.+]] = getelementptr inbounds [10 x i32], [10 x i32]* [[RANGE]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 // OMP5: [[RANGE_10:%.+]] = getelementptr inbounds i32, i32* [[RANGE_0]], i{{[0-9]+}} 10 // OMP5: store i32* [[RANGE_10]], i32** [[END_ADDR]], // OMP5: [[RANGE:%.+]] = load [10 x i32]*, [10 x i32]** [[RANGE_ADDR]], // OMP5: [[RANGE_0:%.+]] = getelementptr inbounds [10 x i32], [10 x i32]* [[RANGE]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 // OMP5: store i32* [[RANGE_0]], i32** [[CAP1:%.+]], // OMP5: [[END:%.+]] = load i32*, i32** [[END_ADDR]], // OMP5: store i32* [[END]], i32** [[CAP2:%.+]], // calculate number of elements. // OMP5: [[CAP2_VAL:%.+]] = load i32*, i32** [[CAP2]], // OMP5: [[CAP1_VAL:%.+]] = load i32*, i32** [[CAP1]], // OMP5: [[CAP2_I64:%.+]] = ptrtoint i32* [[CAP2_VAL]] to i64 // OMP5: [[CAP1_I64:%.+]] = ptrtoint i32* [[CAP1_VAL]] to i64 // OMP5: [[DIFF:%.+]] = sub i64 [[CAP2_I64]], [[CAP1_I64]] // OMP5: [[NUM:%.+]] = sdiv exact i64 [[DIFF]], 4 // OMP5: [[NUM1:%.+]] = sub nsw i64 [[NUM]], 1 // OMP5: [[NUM2:%.+]] = add nsw i64 [[NUM1]], 1 // OMP5: [[NUM3:%.+]] = sdiv i64 [[NUM2]], 1 // OMP5: [[NUM4:%.+]] = sub nsw i64 [[NUM3]], 1 // OMP5: store i64 [[NUM4]], i64* [[CAP3:%.+]], // OMP5: [[RANGE_0:%.+]] = load i32*, i32** [[CAP1]], // __begin = begin(range); // OMP5: store i32* [[RANGE_0]], i32** [[BEGIN_INIT]], // OMP5: [[CAP1_VAL:%.+]] = load i32*, i32** [[CAP1]], // OMP5: [[CAP2_VAL:%.+]] = load i32*, i32** [[CAP2]], // OMP5: [[CMP:%.+]] = icmp ult i32* [[CAP1_VAL]], [[CAP2_VAL]] // __begin >= __end ? goto then : goto exit; // OMP5: br i1 [[CMP]], label %[[THEN:.+]], label %[[EXIT:.+]] // OMP5: [[THEN]]: // lb = 0; // OMP5: store i64 0, i64* [[LB]], // ub = number of elements // OMP5: [[NUM:%.+]] = load i64, i64* [[CAP3]], // OMP5: store i64 [[NUM]], i64* [[UB]], // stride = 1; // OMP5: store i64 1, i64* [[STRIDE]], // is_last = 0; // OMP5: store i32 0, i32* [[IS_LAST]], // loop. // OMP5: call void @__kmpc_for_static_init_8(%struct.ident_t* {{.+}}, i32 [[GTID:%.+]], i32 34, i32* [[IS_LAST]], i64* [[LB]], i64* [[UB]], i64* [[STRIDE]], i64 1, i64 1) // ub = (ub > number_of_elems ? number_of_elems : ub); // OMP5: [[UB_VAL:%.+]] = load i64, i64* [[UB]], // OMP5: [[NUM_VAL:%.+]] = load i64, i64* [[CAP3]], // OMP5: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], [[NUM_VAL]] // OMP5: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:.+]] // OMP5: [[TRUE]]: // OMP5: [[NUM_VAL:%.+]] = load i64, i64* [[CAP3]], // OMP5: br label %[[END:.+]] // OMP5: [[FALSE]]: // OMP5: [[UB_VAL:%.+]] = load i64, i64* [[UB]], // OMP5: br label %[[END:.+]] // OMP5: [[END]]: // OMP5: [[MIN:%.+]] = phi i64 [ [[NUM_VAL]], %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] // OMP%: store i64 [[MIN]], i64* [[UB]], // iv = lb; // OMP5: [[LB_VAL:%.+]] = load i64, i64* [[LB]], // OMP5: store i64 [[LB_VAL]], i64* [[IV]], // goto loop; // loop: // OMP5: br label %[[LOOP:.+]] // OMP5: [[LOOP]]: // iv <= ub ? goto body : goto end; // OMP5: [[IV_VAL:%.+]] = load i64, i64* [[IV]], // OMP5: [[UB_VAL:%.+]] = load i64, i64* [[UB]], // OMP5: [[CMP:%.+]] = icmp sle i64 [[IV_VAL]], [[UB_VAL]] // OMP5: br i1 [[CMP]], label %[[BODY:.+]], label %[[END:.+]] // body: // __begin = begin(arr) + iv * 1; // OMP5: [[BODY]]: // OMP5: [[CAP1_VAL:%.+]] = load i32*, i32** [[CAP1]], // OMP5: [[IV_VAL:%.+]] = load i64, i64* [[IV]], // OMP5: [[MUL:%.+]] = mul nsw i64 [[IV_VAL]], 1 // OMP5: [[ADDR:%.+]] = getelementptr inbounds i32, i32* [[CAP1_VAL]], i64 [[MUL]] // OMP5: store i32* [[ADDR]], i32** [[BEGIN]], // a = *__begin; // OMP5: [[BEGIN_VAL:%.+]] = load i32*, i32** [[BEGIN]], // OMP5: store i32* [[BEGIN_VAL]], i32** [[A_PTR]], // (void)a; // OMP5: load i32*, i32** [[A_PTR]], // iv += 1; // OMP5: [[IV_VAL:%.+]] = load i64, i64* [[IV]], // OMP5: [[IV_VAL_ADD_1:%.+]] = add nsw i64 [[IV_VAL]], 1 // OMP5: store i64 [[IV_VAL_ADD_1]], i64* [[IV]], // goto loop; // OMP5: br label %[[LOOP]] // end: // OMP5: [[END]]: // OMP5: call void @__kmpc_for_static_fini(%struct.ident_t* {{.+}}, i32 [[GTID:%.+]]) // exit: // OMP5: [[EXIT]]: // OMP5: ret void // OMP5-LABEL: range_for_collapsed void range_for_collapsed() { int arr[10] = {0}; // OMP5: call void @__kmpc_for_static_init_8(%struct.ident_t* {{.+}}, i32 [[GTID:%.+]], i32 34, i32* %{{.+}}, i64* %{{.+}}, i64* %{{.+}}, i64* %{{.+}}, i64 1, i64 1) #pragma omp parallel for collapse(2) for (auto &a : arr) for (auto b : arr) a = b; // OMP5: call void @__kmpc_for_static_fini(%struct.ident_t* {{.+}}, i32 [[GTID:%.+]]) } #endif // OMP5 #endif // HEADER