41 lines
1.6 KiB
C
41 lines
1.6 KiB
C
// clang-format off
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// RUN: %libomptarget-compile-generic
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// RUN: env LIBOMPTARGET_INFO=16 \
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// RUN: %libomptarget-run-generic 2>&1 | %fcheck-generic --check-prefix=DEFAULT
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// RUN: env LIBOMPTARGET_INFO=16 LIBOMPTARGET_MIN_THREADS_FOR_LOW_TRIP_COUNT=8 \
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// RUN: %libomptarget-run-generic 2>&1 | %fcheck-generic --check-prefix=EIGHT
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// REQUIRES: gpu
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#define N 128
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__attribute__((optnone)) void optnone() {}
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int main() {
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// DEFAULT: Launching kernel {{.+_main_.+}} with [4,1,1] blocks and [32,1,1] threads in SPMD mode
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// EIGHT: Launching kernel {{.+_main_.+}} with [16,1,1] blocks and [8,1,1] threads in SPMD mode
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#pragma omp target teams distribute parallel for simd
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for (int i = 0; i < N; ++i) {
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optnone();
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}
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// DEFAULT: Launching kernel {{.+_main_.+}} with [4,1,1] blocks and [32,1,1] threads in SPMD mode
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// EIGHT: Launching kernel {{.+_main_.+}} with [16,1,1] blocks and [8,1,1] threads in SPMD mode
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#pragma omp target teams distribute parallel for simd
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for (int i = 0; i < N - 1; ++i) {
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optnone();
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}
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// DEFAULT: Launching kernel {{.+_main_.+}} with [5,1,1] blocks and [32,1,1] threads in SPMD mode
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// EIGHT: Launching kernel {{.+_main_.+}} with [17,1,1] blocks and [8,1,1] threads in SPMD mode
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#pragma omp target teams distribute parallel for simd
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for (int i = 0; i < N + 1; ++i) {
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optnone();
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}
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// DEFAULT: Launching kernel {{.+_main_.+}} with [32,1,1] blocks and [4,1,1] threads in SPMD mode
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// EIGHT: Launching kernel {{.+_main_.+}} with [32,1,1] blocks and [4,1,1] threads in SPMD mode
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#pragma omp target teams distribute parallel for simd thread_limit(4)
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for (int i = 0; i < N; ++i) {
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optnone();
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}
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}
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