43 lines
1.7 KiB
C
43 lines
1.7 KiB
C
// 'atomic' access of thread-private variable
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/* { dg-additional-options "-fopt-info-note-omp" }
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{ dg-additional-options "--param=openacc-privatization=noisy" }
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{ dg-additional-options "-foffload=-fopt-info-note-omp" }
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{ dg-additional-options "-foffload=--param=openacc-privatization=noisy" }
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for testing/documenting aspects of that functionality. */
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#include <assert.h>
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int main (void)
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{
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int res;
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res = 0;
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#pragma acc parallel reduction(+: res)
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/* { dg-note {variable 'i' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } .-1 } */
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{
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#pragma acc loop vector reduction(+: res)
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/* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } .-1 } */
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/* { dg-note {variable 'v' declared in block is candidate for adjusting OpenACC privatization level} "" { target *-*-* } .-2 }
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{ dg-note {variable 'v' ought to be adjusted for OpenACC privatization level: 'vector'} "" { target *-*-* } .-3 }
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{ dg-note {variable 'v' adjusted for OpenACC privatization level: 'vector'} "" { target { ! openacc_host_selected } } .-4 } */
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/* { dg-note {variable 'j' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } .-5 } */
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for (int i = 0; i < 2322; i++)
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{
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int v = -222;
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#pragma acc loop seq
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/* { dg-note {variable 'j' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} "" { target *-*-* } .-1 } */
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for (int j = 0; j < 121; ++j)
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{
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#pragma acc atomic update
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++v;
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}
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res += (v == -222 + 121);
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}
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}
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assert (res == 2322);
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return 0;
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}
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