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llvm-project/clang/test/OpenMP/nvptx_target_simd_codegen.cpp

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[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// Test target codegen - host bc file has to be created first.
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// Check that the execution mode of all 2 target regions on the gpu is set to NonSPMD Mode.
// CHECK-DAG: {{@__omp_offloading_.+l25}}_exec_mode = weak constant i8 1
// CHECK-DAG: {{@__omp_offloading_.+l30}}_exec_mode = weak constant i8 1
// CHECK-DAG: {{@__omp_offloading_.+l35}}_exec_mode = weak constant i8 1
// CHECK-DAG: {{@__omp_offloading_.+l40}}_exec_mode = weak constant i8 1
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
#define N 1000
template<typename tx>
tx ftemplate(int n) {
tx a[N];
short aa[N];
tx b[10];
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
#pragma omp target simd
for(int i = 0; i < n; i++) {
a[i] = 1;
}
#pragma omp target simd
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
for (int i = 0; i < n; i++) {
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
aa[i] += 1;
}
#pragma omp target simd
for(int i = 0; i < 10; i++) {
b[i] += 1;
}
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
#pragma omp target simd reduction(+:n)
for(int i = 0; i < 10; i++) {
b[i] += 1;
}
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
return a[0];
}
int bar(int n){
int a = 0;
a += ftemplate<int>(n);
return a;
}
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l25}}(
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_init(i32 %{{.+}}, i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK-NOT: call void @__kmpc_for_static_init
// CHECK-NOT: call void @__kmpc_for_static_fini
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_deinit(i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK: ret void
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l30}}(
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_init(i32 %{{.+}}, i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK-NOT: call void @__kmpc_for_static_init
// CHECK-NOT: call void @__kmpc_for_static_fini
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_deinit(i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK: ret void
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l35}}(
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_init(i32 %{{.+}}, i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK-NOT: call void @__kmpc_for_static_init
// CHECK-NOT: call void @__kmpc_for_static_fini
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_deinit(i16 1)
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
// CHECK: ret void
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l40}}(
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_init(i32 %{{.+}}, i16 1)
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK-NOT: call void @__kmpc_for_static_init
// CHECK-NOT: call void @__kmpc_for_static_fini
[OPENMP, NVPTX] Emit simple reduction if requested. If simple reduction is requested, use the simple reduction instead of the runtime functions calls. llvm-svn: 334962
2018-06-19 01:11:45 +08:00
// CHECK-NOT: call i32 @__kmpc_nvptx_simd_reduce_nowait(
// CHECK-NOT: call void @__kmpc_nvptx_end_reduce_nowait(
[OPENMP, NVPTX] Do not use SPMD mode for target simd and target teams distribute simd directives. Directives `target simd` and `target teams distribute simd` must be executed in non-SPMD mode. llvm-svn: 332129
2018-05-12 03:45:14 +08:00
// CHECK: call void @__kmpc_kernel_deinit(i16 1)
[OPENMP] Add support for reductions on simd directives in target regions. Added codegen for `simd reduction()` constructs in target directives. llvm-svn: 331393
2018-05-03 04:03:27 +08:00
// CHECK: ret void
[OpenMP] Extend NVPTX SPMD implementation of combined constructs Differential Revision: https://reviews.llvm.org/D43852 This patch extends the SPMD implementation to all target constructs and guards this implementation under a new flag. llvm-svn: 326368
2018-03-01 04:48:35 +08:00
#endif