derek.holloway
7502bf64a4
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45 lines
1.6 KiB
C++
45 lines
1.6 KiB
C++
// clang-format off
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// RUN: %libomptarget-compilexx-generic
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// RUN: env OMPX_EAGER_ZERO_COPY_MAPS=1 HSA_XNACK=1 LIBOMPTARGET_INFO=128 %libomptarget-run-generic 2>&1 \
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// RUN: | %fcheck-generic -check-prefix=INFO_ZERO_EAGER -check-prefix=INFO
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// RUN: %libomptarget-compilexx-generic -DUSE_USM=1
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// RUN: env OMPX_EAGER_ZERO_COPY_MAPS=1 HSA_XNACK=1 LIBOMPTARGET_INFO=128 %libomptarget-run-generic 2>&1 \
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// RUN: | %fcheck-generic -check-prefix=INFO_USM_EAGER -check-prefix=INFO
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// RUN: %libomptarget-compilexx-generic
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// RUN: env OMPX_EAGER_ZERO_COPY_MAPS=1 HSA_XNACK=0 LIBOMPTARGET_INFO=128 %libomptarget-run-generic 2>&1 \
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// RUN: | %fcheck-generic -check-prefix=INFO_ZERO_EAGER_NO_XNACK
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// UNSUPPORTED: aarch64-unknown-linux-gnu
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// UNSUPPORTED: aarch64-unknown-linux-gnu-LTO
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// UNSUPPORTED: nvptx64-nvidia-cuda
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// UNSUPPORTED: nvptx64-nvidia-cuda-LTO
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// UNSUPPORTED: x86_64-unknown-linux-gnu
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// UNSUPPORTED: x86_64-unknown-linux-gnu-LTO
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// REQUIRES: unified_shared_memory
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// REQUIRES: apu
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// clang-format on
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#ifdef USE_USM
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#pragma omp requires unified_shared_memory
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#endif
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int main() {
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int a = -1;
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// clang-format off
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// INFO: XNACK is enabled.
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// INFO_ZERO_EAGER: Application configured to run in zero-copy using auto zero-copy.
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// INFO_USM_EAGER: Application configured to run in zero-copy using unified_shared_memory.
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// INFO: Requested pre-faulting of GPU page tables.
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// INFO_ZERO_EAGER_NO_XNACK: Application configured to run in zero-copy using auto zero-copy.
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// INFO_ZERO_EAGER_NO_XNACK: Requested pre-faulting of GPU page tables.
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// clang-format on
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#pragma omp target map(tofrom : a)
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{ a++; }
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return 0;
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}
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