forked from OSchip/llvm-project
216 lines
6.9 KiB
C++
216 lines
6.9 KiB
C++
// PowerPC supports VLAs.
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-unknown-unknown -emit-llvm-bc %s -o %t-ppc-host-ppc.bc
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host-ppc.bc -o %t-ppc-device.ll
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-unknown-unknown -emit-llvm-bc %s -o %t-ppc-host-ppc.bc
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-unknown-unknown -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host-ppc.bc -o %t-ppc-device.ll
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// Nvidia GPUs don't support VLAs.
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host-nvptx.bc
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// RUN: %clang_cc1 -verify -DNO_VLA -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-nvptx.bc -o %t-nvptx-device.ll
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// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host-nvptx.bc
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#ifndef NO_VLA
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// expected-no-diagnostics
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#endif
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#pragma omp declare target
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void declare(int arg) {
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int a[2];
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#ifdef NO_VLA
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// expected-error@+2 {{variable length arrays are not supported for the current target}}
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#endif
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int vla[arg];
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}
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void declare_parallel_reduction(int arg) {
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int a[2];
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#pragma omp parallel reduction(+: a)
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{ }
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#pragma omp parallel reduction(+: a[0:2])
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{ }
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#ifdef NO_VLA
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// expected-error@+3 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+2 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp parallel reduction(+: a[0:arg])
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{ }
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}
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#pragma omp end declare target
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template <typename T>
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void target_template(int arg) {
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#pragma omp target
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{
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#ifdef NO_VLA
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// expected-error@+2 2 {{variable length arrays are not supported for the current target}}
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#endif
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T vla[arg];
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}
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}
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void target(int arg) {
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#pragma omp target
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{
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#ifdef NO_VLA
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// expected-error@+2 {{variable length arrays are not supported for the current target}}
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#endif
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int vla[arg];
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}
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#pragma omp target
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{
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#pragma omp parallel
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{
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#ifdef NO_VLA
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// expected-error@+2 {{variable length arrays are not supported for the current target}}
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#endif
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int vla[arg];
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}
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}
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#ifdef NO_VLA
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// expected-note@+2 {{in instantiation of function template specialization 'target_template<long>' requested here}}
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#endif
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target_template<long>(arg);
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}
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void teams_reduction(int arg) {
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int a[2];
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int vla[arg];
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#pragma omp target map(a)
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#pragma omp teams reduction(+: a)
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla)
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#pragma omp teams reduction(+: vla)
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{ }
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#pragma omp target map(a[0:2])
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#pragma omp teams reduction(+: a[0:2])
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{ }
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#pragma omp target map(vla[0:2])
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#pragma omp teams reduction(+: vla[0:2])
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(a[0:arg])
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#pragma omp teams reduction(+: a[0:arg])
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla[0:arg])
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#pragma omp teams reduction(+: vla[0:arg])
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{ }
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}
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void parallel_reduction(int arg) {
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int a[2];
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int vla[arg];
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#pragma omp target map(a)
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#pragma omp parallel reduction(+: a)
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla)
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#pragma omp parallel reduction(+: vla)
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{ }
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#pragma omp target map(a[0:2])
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#pragma omp parallel reduction(+: a[0:2])
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{ }
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#pragma omp target map(vla[0:2])
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#pragma omp parallel reduction(+: vla[0:2])
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(a[0:arg])
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#pragma omp parallel reduction(+: a[0:arg])
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{ }
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#ifdef NO_VLA
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// expected-error@+4 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+3 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla[0:arg])
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#pragma omp parallel reduction(+: vla[0:arg])
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{ }
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}
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void for_reduction(int arg) {
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int a[2];
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int vla[arg];
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#pragma omp target map(a)
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#pragma omp parallel
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#pragma omp for reduction(+: a)
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for (int i = 0; i < arg; i++) ;
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#ifdef NO_VLA
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// expected-error@+5 {{cannot generate code for reduction on variable length array}}
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// expected-note@+4 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla)
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#pragma omp parallel
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#pragma omp for reduction(+: vla)
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for (int i = 0; i < arg; i++) ;
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#pragma omp target map(a[0:2])
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#pragma omp parallel
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#pragma omp for reduction(+: a[0:2])
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for (int i = 0; i < arg; i++) ;
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#pragma omp target map(vla[0:2])
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#pragma omp parallel
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#pragma omp for reduction(+: vla[0:2])
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for (int i = 0; i < arg; i++) ;
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#ifdef NO_VLA
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// expected-error@+5 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+4 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(a[0:arg])
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#pragma omp parallel
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#pragma omp for reduction(+: a[0:arg])
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for (int i = 0; i < arg; i++) ;
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#ifdef NO_VLA
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// expected-error@+5 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+4 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target map(vla[0:arg])
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#pragma omp parallel
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#pragma omp for reduction(+: vla[0:arg])
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for (int i = 0; i < arg; i++) ;
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#ifdef NO_VLA
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// expected-error@+3 {{cannot generate code for reduction on array section, which requires a variable length array}}
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// expected-note@+2 {{variable length arrays are not supported for the current target}}
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#endif
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#pragma omp target reduction(+ : vla[0:arg])
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for (int i = 0; i < arg; i++) ;
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}
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