65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
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/* Test of gang-private aggregate variable declared on loop directive, with
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broadcasting to partitioned workers. */
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/* { dg-additional-options "--param=openacc-kernels=decompose" } */
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/* { dg-additional-options "-fopt-info-omp-all" }
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{ dg-additional-options "-foffload=-fopt-info-omp-all" } */
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/* { dg-additional-options "--param=openacc-privatization=noisy" }
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{ dg-additional-options "-foffload=--param=openacc-privatization=noisy" }
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Prune a few: uninteresting:
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{ dg-prune-output {note: variable 'D\.[0-9]+' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} } */
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/* It's only with Tcl 8.5 (released in 2007) that "the variable 'varName'
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passed to 'incr' may be unset, and in that case, it will be set to [...]",
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so to maintain compatibility with earlier Tcl releases, we manually
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initialize counter variables:
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{ dg-line l_dummy[variable c_compute 0 c_loop_i 0 c_loop_j 0 c_loop_k 0] }
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{ dg-message "dummy" "" { target iN-VAl-Id } l_dummy } to avoid
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"WARNING: dg-line var l_dummy defined, but not used". */
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#include <assert.h>
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typedef struct {
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int x, y, z;
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int attr[13];
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} vec3;
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int
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main (int argc, char* argv[])
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{
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int i, arr[32 * 32];
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vec3 pt;
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for (i = 0; i < 32 * 32; i++)
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arr[i] = i;
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#pragma acc kernels copy(arr)
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{
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/* { dg-note {forwarded loop nest in OpenACC 'kernels' region to 'parloops' for analysis} {} { target *-*-* } .+1 } */
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#pragma acc loop gang private(pt) /* { dg-line l_loop_i[incr c_loop_i] } */
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/* { dg-note {variable 'pt' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_i$c_loop_i } */
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/* { dg-note {variable 'i' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_i$c_loop_i } */
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/* { dg-note {variable 'j' declared in block isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_i$c_loop_i } */
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for (i = 0; i < 32; i++)
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{
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pt.x = i;
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pt.y = i * 2;
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pt.z = i * 4;
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pt.attr[5] = i * 6;
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#pragma acc loop worker /* { dg-line l_loop_j[incr c_loop_j] } */
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/* { dg-note {variable 'j' in 'private' clause isn't candidate for adjusting OpenACC privatization level: not addressable} {} { target *-*-* } l_loop_j$c_loop_j } */
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for (int j = 0; j < 32; j++)
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arr[i * 32 + j] += pt.x + pt.y + pt.z + pt.attr[5];
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}
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/* { dg-optimized {assigned OpenACC seq loop parallelism} {} { target *-*-* } l_loop_i$c_loop_i } */
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}
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for (i = 0; i < 32 * 32; i++)
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assert (arr[i] == i + (i / 32) * 13);
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return 0;
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}
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