Author: gbercea Date: Fri Oct 26 11:59:52 2018 New Revision: 345417 URL: http://llvm.org/viewvc/llvm-project?rev=345417&view=rev Log: [NFC][OpenMP] Add new test for parallel for code generation.
Summary: This is a simple test of the parallel for code generation. It will be used to showcase the change introduced by patch D53443. Reviewers: ABataev, caomhin Reviewed By: ABataev Subscribers: guansong, cfe-commits Differential Revision: https://reviews.llvm.org/D53772 Added: cfe/trunk/test/OpenMP/nvptx_parallel_for_codegen.cpp Added: cfe/trunk/test/OpenMP/nvptx_parallel_for_codegen.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/OpenMP/nvptx_parallel_for_codegen.cpp?rev=345417&view=auto ============================================================================== --- cfe/trunk/test/OpenMP/nvptx_parallel_for_codegen.cpp (added) +++ cfe/trunk/test/OpenMP/nvptx_parallel_for_codegen.cpp Fri Oct 26 11:59:52 2018 @@ -0,0 +1,101 @@ +// 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 +// expected-no-diagnostics +#ifndef HEADER +#define HEADER + +template<typename tx> +tx ftemplate(int n) { + tx b[10]; + + #pragma omp target + { + tx d = n; + #pragma omp parallel for + for(int i=0; i<10; i++) { + b[i] += d; + } + b[3] += 1; + } + + return b[3]; +} + +int bar(int n){ + int a = 0; + + a += ftemplate<int>(n); + + return a; +} + +// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l12}}_worker() +// CHECK: call void @llvm.nvvm.barrier0() +// CHECK: call i1 @__kmpc_kernel_parallel( +// CHECK: call void @__omp_outlined___wrapper( + +// CHECK: define weak void @__omp_offloading_{{.*}}l12( +// CHECK: call void @__omp_offloading_{{.*}}l12_worker() +// CHECK: call void @__kmpc_kernel_init( +// CHECK: call void @__kmpc_data_sharing_init_stack() +// CHECK: call i8* @__kmpc_data_sharing_push_stack(i64 4, i16 0) +// CHECK: call void @__kmpc_kernel_prepare_parallel( +// CHECK: call void @__kmpc_begin_sharing_variables({{.*}}, i64 2) +// CHECK: call void @llvm.nvvm.barrier0() +// CHECK: call void @llvm.nvvm.barrier0() +// CHECK: call void @__kmpc_end_sharing_variables() +// CHECK: call void @__kmpc_data_sharing_pop_stack( +// CHECK: call void @__kmpc_kernel_deinit(i16 1) + +// CHECK: define internal void @__omp_outlined__( +// CHECK: alloca +// CHECK: alloca +// CHECK: alloca +// CHECK: alloca +// CHECK: [[OMP_IV:%.*]] = alloca i32 +// CHECK: store i32 0, {{.*}} [[OMP_LB:%.+]], +// CHECK: store i32 9, {{.*}} [[OMP_UB:%.+]], +// CHECK: store i32 1, {{.*}} [[OMP_ST:%.+]], +// CHECK: call void @__kmpc_for_static_init_4({{.*}} i32 34, {{.*}} [[OMP_LB]], {{.*}} [[OMP_UB]], {{.*}} [[OMP_ST]], i32 1, i32 1) +// CHECK: [[OMP_UB_1:%.+]] = load {{.*}} [[OMP_UB]] +// CHECK: [[COMP_1:%.+]] = icmp sgt {{.*}} [[OMP_UB_1]] +// CHECK: br i1 [[COMP_1]], label %[[COND_TRUE:.+]], label %[[COND_FALSE:.+]] + +// CHECK: [[COND_TRUE]] +// CHECK: br label %[[COND_END:.+]] + +// CHECK: [[COND_FALSE]] +// CHECK: [[OMP_UB_2:%.+]] = load {{.*}}* [[OMP_UB]] +// CHECK: br label %[[COND_END]] + +// CHECK: [[COND_END]] +// CHECK: [[COND_RES:%.+]] = phi i32 [ 9, %[[COND_TRUE]] ], [ [[OMP_UB_2]], %[[COND_FALSE]] ] +// CHECK: store i32 [[COND_RES]], i32* [[OMP_UB]] +// CHECK: [[OMP_LB_1:%.+]] = load i32, i32* [[OMP_LB]] +// CHECK: store i32 [[OMP_LB_1]], i32* [[OMP_IV]] +// CHECK: br label %[[OMP_INNER_FOR_COND:.+]] + +// CHECK: [[OMP_INNER_FOR_COND]] +// CHECK: [[OMP_IV_2:%.+]] = load i32, i32* [[OMP_IV]] +// CHECK: [[OMP_UB_4:%.+]] = load i32, i32* [[OMP_UB]] +// CHECK: [[COMP_3:%.+]] = icmp sle i32 [[OMP_IV_2]], [[OMP_UB_4]] +// CHECK: br i1 [[COMP_3]], label %[[OMP_INNER_FOR_BODY:.+]], label %[[OMP_INNER_FOR_END:.+]] + +// CHECK: [[OMP_INNER_FOR_BODY]] +// CHECK: br label %[[OMP_BODY_CONTINUE:.+]] + +// CHECK: [[OMP_BODY_CONTINUE]] +// CHECK: br label %[[OMP_INNER_FOR_INC:.+]] + +// CHECK: [[OMP_INNER_FOR_INC]] +// CHECK: [[OMP_IV_3:%.+]] = load i32, i32* [[OMP_IV]] +// CHECK: [[ADD_1:%.+]] = add nsw i32 [[OMP_IV_3]], 1 +// CHECK: store i32 [[ADD_1]], i32* [[OMP_IV]] +// CHECK: br label %[[OMP_INNER_FOR_COND]] + +// CHECK: [[OMP_INNER_FOR_END]] +// CHECK: call void @__kmpc_for_static_fini( +// CHECK: ret void + +#endif _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
