| // Test target codegen - host bc file has to be created first. |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64 |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32 |
| // RUN: %clang_cc1 -verify -fopenmp -fexceptions -fcxx-exceptions -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32 |
| // expected-no-diagnostics |
| #ifndef HEADER |
| #define HEADER |
| |
| // Check that the execution mode of all 2 target regions is set to Generic Mode. |
| // CHECK-DAG: {{@__omp_offloading_.+l27}}_exec_mode = weak constant i8 1 |
| // CHECK-DAG: {{@__omp_offloading_.+l32}}_exec_mode = weak constant i8 1 |
| // CHECK-DAG: {{@__omp_offloading_.+l37}}_exec_mode = weak constant i8 0 |
| |
| template<typename tx> |
| tx ftemplate(int n) { |
| tx a = 0; |
| short aa = 0; |
| tx b[10]; |
| |
| #pragma omp target teams if(0) |
| { |
| b[2] += 1; |
| } |
| |
| #pragma omp target teams if(1) |
| { |
| a = '1'; |
| } |
| |
| #pragma omp target teams if(n>40) |
| { |
| aa = 1; |
| } |
| |
| #pragma omp target teams |
| { |
| #pragma omp parallel |
| #pragma omp parallel |
| aa = 1; |
| } |
| |
| return a; |
| } |
| |
| int bar(int n){ |
| int a = 0; |
| |
| a += ftemplate<char>(n); |
| |
| return a; |
| } |
| |
| // CHECK-NOT: define {{.*}}void {{@__omp_offloading_.+template.+l22}}_worker() |
| |
| |
| |
| |
| |
| |
| // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l27}}_worker() |
| // CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8, |
| // CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*, |
| // CHECK: store i8* null, i8** [[OMP_WORK_FN]], |
| // CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]], |
| // CHECK: br label {{%?}}[[AWAIT_WORK:.+]] |
| // |
| // CHECK: [[AWAIT_WORK]] |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]], i16 1) |
| // CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8 |
| // store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1 |
| // CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]], |
| // CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null |
| // CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]] |
| // |
| // CHECK: [[SEL_WORKERS]] |
| // CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]] |
| // CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0 |
| // CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]] |
| // |
| // CHECK: [[EXEC_PARALLEL]] |
| // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]] |
| // |
| // CHECK: [[TERM_PARALLEL]] |
| // CHECK: call void @__kmpc_kernel_end_parallel() |
| // CHECK: br label {{%?}}[[BAR_PARALLEL]] |
| // |
| // CHECK: [[BAR_PARALLEL]] |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: br label {{%?}}[[AWAIT_WORK]] |
| // |
| // CHECK: [[EXIT]] |
| // CHECK: ret void |
| |
| // CHECK: define {{.*}}void [[T1:@__omp_offloading_.+template.+l27]](i[[SZ:32|64]] [[A:%[^)]+]]) |
| // CHECK: store i[[SZ]] [[A]], i[[SZ]]* [[A_ADDR:%.+]], align |
| // CHECK: [[CONV:%.+]] = bitcast i[[SZ]]* [[A_ADDR]] to i8* |
| |
| // CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x() |
| // CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK-DAG: [[TH_LIMIT:%.+]] = sub nuw i32 [[NTH]], [[WS]] |
| // CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]] |
| // CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]] |
| // |
| // CHECK: [[WORKER]] |
| // CHECK: {{call|invoke}} void [[T1]]_worker() |
| // CHECK: br label {{%?}}[[EXIT:.+]] |
| // |
| // CHECK: [[CHECK_MASTER]] |
| // CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x() |
| // CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]], |
| // CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]] |
| // |
| // CHECK: [[MASTER]] |
| // CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK: [[MTMP1:%.+]] = sub nuw i32 [[MNTH]], [[MWS]] |
| // CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]] |
| // |
| // CHECK-NOT: kmpc_fork_teams |
| // CHECK: [[A_VAL:%.+]] = load i8, i8* [[CONV]], align |
| // CHECK: [[ACP:%.+]] = bitcast i[[SZ]]* [[AC:%.+]] to i8* |
| // CHECK: store i8 [[A_VAL]], i8* [[ACP]], align |
| // CHECK: [[ACV:%.+]] = load i[[SZ]], i[[SZ]]* [[AC]], align |
| // CHECK: call void [[PARALLEL:@.+]](i32* %{{.+}}, i32* %{{.+}}, i[[SZ]] [[ACV]]) |
| // CHECK: br label {{%?}}[[TERMINATE:.+]] |
| // |
| // CHECK: [[TERMINATE]] |
| // CHECK: call void @__kmpc_kernel_deinit( |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: br label {{%?}}[[EXIT]] |
| // |
| // CHECK: [[EXIT]] |
| // CHECK: ret void |
| |
| // CHECK: define internal void [[PARALLEL]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i[[SZ]] [[A_VAL:%.+]]) |
| // CHECK: [[A_ADDR:%.+]] = alloca i[[SZ]], |
| // CHECK: store i[[SZ]] [[A_VAL]], i[[SZ]]* [[A_ADDR]], |
| // CHECK: [[CONV:%.+]] = bitcast i[[SZ]]* [[A_ADDR]] to i8* |
| // CHECK: store i8 49, i8* [[CONV]], |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l32}}_worker() |
| // CHECK-DAG: [[OMP_EXEC_STATUS:%.+]] = alloca i8, |
| // CHECK-DAG: [[OMP_WORK_FN:%.+]] = alloca i8*, |
| // CHECK: store i8* null, i8** [[OMP_WORK_FN]], |
| // CHECK: store i8 0, i8* [[OMP_EXEC_STATUS]], |
| // CHECK: br label {{%?}}[[AWAIT_WORK:.+]] |
| // |
| // CHECK: [[AWAIT_WORK]] |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: [[KPR:%.+]] = call i1 @__kmpc_kernel_parallel(i8** [[OMP_WORK_FN]], i16 1) |
| // CHECK: [[KPRB:%.+]] = zext i1 [[KPR]] to i8 |
| // store i8 [[KPRB]], i8* [[OMP_EXEC_STATUS]], align 1 |
| // CHECK: [[WORK:%.+]] = load i8*, i8** [[OMP_WORK_FN]], |
| // CHECK: [[SHOULD_EXIT:%.+]] = icmp eq i8* [[WORK]], null |
| // CHECK: br i1 [[SHOULD_EXIT]], label {{%?}}[[EXIT:.+]], label {{%?}}[[SEL_WORKERS:.+]] |
| // |
| // CHECK: [[SEL_WORKERS]] |
| // CHECK: [[ST:%.+]] = load i8, i8* [[OMP_EXEC_STATUS]] |
| // CHECK: [[IS_ACTIVE:%.+]] = icmp ne i8 [[ST]], 0 |
| // CHECK: br i1 [[IS_ACTIVE]], label {{%?}}[[EXEC_PARALLEL:.+]], label {{%?}}[[BAR_PARALLEL:.+]] |
| // |
| // CHECK: [[EXEC_PARALLEL]] |
| // CHECK: br label {{%?}}[[TERM_PARALLEL:.+]] |
| // |
| // CHECK: [[TERM_PARALLEL]] |
| // CHECK: call void @__kmpc_kernel_end_parallel() |
| // CHECK: br label {{%?}}[[BAR_PARALLEL]] |
| // |
| // CHECK: [[BAR_PARALLEL]] |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: br label {{%?}}[[AWAIT_WORK]] |
| // |
| // CHECK: [[EXIT]] |
| // CHECK: ret void |
| |
| // CHECK: define {{.*}}void [[T2:@__omp_offloading_.+template.+l32]](i[[SZ:32|64]] [[AA:%[^)]+]]) |
| // CHECK: store i[[SZ]] [[AA]], i[[SZ]]* [[AA_ADDR:%.+]], align |
| // CHECK: [[CONV:%.+]] = bitcast i[[SZ]]* [[AA_ADDR]] to i16* |
| |
| // CHECK-DAG: [[TID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x() |
| // CHECK-DAG: [[NTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[WS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK-DAG: [[TH_LIMIT:%.+]] = sub nuw i32 [[NTH]], [[WS]] |
| // CHECK: [[IS_WORKER:%.+]] = icmp ult i32 [[TID]], [[TH_LIMIT]] |
| // CHECK: br i1 [[IS_WORKER]], label {{%?}}[[WORKER:.+]], label {{%?}}[[CHECK_MASTER:.+]] |
| // |
| // CHECK: [[WORKER]] |
| // CHECK: {{call|invoke}} void [[T2]]_worker() |
| // CHECK: br label {{%?}}[[EXIT:.+]] |
| // |
| // CHECK: [[CHECK_MASTER]] |
| // CHECK-DAG: [[CMTID:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.tid.x() |
| // CHECK-DAG: [[CMNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[CMWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK: [[IS_MASTER:%.+]] = icmp eq i32 [[CMTID]], |
| // CHECK: br i1 [[IS_MASTER]], label {{%?}}[[MASTER:.+]], label {{%?}}[[EXIT]] |
| // |
| // CHECK: [[MASTER]] |
| // CHECK-DAG: [[MNTH:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK-DAG: [[MWS:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.warpsize() |
| // CHECK: [[MTMP1:%.+]] = sub nuw i32 [[MNTH]], [[MWS]] |
| // CHECK: call void @__kmpc_kernel_init(i32 [[MTMP1]] |
| // |
| // CHECK-NOT: kmpc_fork_teams |
| // CHECK: [[AA_VAL:%.+]] = load i16, i16* [[CONV]], align |
| // CHECK: [[ACP:%.+]] = bitcast i[[SZ]]* [[AC:%.+]] to i16* |
| // CHECK: store i16 [[AA_VAL]], i16* [[ACP]], align |
| // CHECK: [[ACV:%.+]] = load i[[SZ]], i[[SZ]]* [[AC]], align |
| // CHECK: call void [[PARALLEL:@.+]](i32* %{{.+}}, i32* %{{.+}}, i[[SZ]] [[ACV]]) |
| // CHECK: br label {{%?}}[[TERMINATE:.+]] |
| // |
| // CHECK: [[TERMINATE]] |
| // CHECK: call void @__kmpc_kernel_deinit( |
| // CHECK: call void @__kmpc_barrier_simple_spmd(%struct.ident_t* null, i32 0) |
| // CHECK: br label {{%?}}[[EXIT]] |
| // |
| // CHECK: [[EXIT]] |
| // CHECK: ret void |
| |
| // CHECK: define internal void [[PARALLEL]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i[[SZ]] [[A_VAL:%.+]]) |
| // CHECK: [[A_ADDR:%.+]] = alloca i[[SZ]], |
| // CHECK: store i[[SZ]] [[A_VAL]], i[[SZ]]* [[A_ADDR]], |
| // CHECK: [[CONV:%.+]] = bitcast i[[SZ]]* [[A_ADDR]] to i16* |
| // CHECK: store i16 1, i16* [[CONV]], |
| // CHECK: ret void |
| |
| // CHECK: define weak void @__omp_offloading_{{.*}}ftemplate{{.*}}_l37( |
| // CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 0) |
| // CHECK: call void @__kmpc_data_sharing_init_stack_spmd |
| // CHECK-NOT: call i8* @__kmpc_data_sharing_push_stack( |
| // CHECK-NOT: call void @__kmpc_serialized_parallel( |
| // CHECK: call void [[L0:@.+]](i32* %{{.+}}, i32* %{{.+}}, i[[SZ]] %{{.+}}) |
| // CHECK-NOT: call void @__kmpc_end_serialized_parallel( |
| // CHECK-NOT: call void @__kmpc_data_sharing_pop_stack( |
| // CHECK: call void @__kmpc_spmd_kernel_deinit_v2(i16 1) |
| // CHECK: ret |
| |
| // CHECK: define internal void [[L0]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i[[SZ]] %{{.+}}) |
| // CHECK: call void [[L1:@.+]](i32* %{{.+}}, i32* %{{.+}}, i16* %{{.+}}) |
| // CHECK: ret void |
| |
| // CHECK: define internal void [[L1]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i16* dereferenceable |
| // CHECK: call void @__kmpc_serialized_parallel( |
| // CHECK: call void [[L2:@.+]](i32* %{{.+}}, i32* %{{.+}}, i16* %{{.+}}) |
| // CHECK: call void @__kmpc_end_serialized_parallel( |
| // CHECK: ret void |
| |
| // CHECK: define internal void [[L2]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i16* dereferenceable |
| // CHECK: store i16 1, i16* % |
| // CHECK: ret void |
| |
| #endif |
