/* Testcase to check generation of a SH2A specific instruction PREF @Rm. */
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/* Testcase to check generation of a SH2A specific instruction PREF @Rm. */
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/* { dg-do assemble {target sh*-*-*}} */
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/* { dg-do assemble {target sh*-*-*}} */
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/* { dg-options "-O0" } */
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/* { dg-options "-O0" } */
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/* { dg-skip-if "" { "sh*-*-*" } "*" "-m2a -m2a-nofpu -m2a-single -m2a-single-only" } */
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/* { dg-skip-if "" { "sh*-*-*" } "*" "-m2a -m2a-nofpu -m2a-single -m2a-single-only" } */
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/* { dg-final { scan-assembler "pref"} } */
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/* { dg-final { scan-assembler "pref"} } */
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void
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void
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opt (void)
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opt (void)
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{
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{
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int *p, wk;
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int *p, wk;
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int data[100];
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int data[100];
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/* data prefetch , instructions hit the cache. */
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/* data prefetch , instructions hit the cache. */
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__builtin_prefetch (&data[0], 0, 0);
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__builtin_prefetch (&data[0], 0, 0);
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__builtin_prefetch (&data[0], 0, 1);
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__builtin_prefetch (&data[0], 0, 1);
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__builtin_prefetch (&data[0], 0, 2);
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__builtin_prefetch (&data[0], 0, 2);
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__builtin_prefetch (&data[0], 0, 3);
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__builtin_prefetch (&data[0], 0, 3);
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__builtin_prefetch (&data[0], 1, 0);
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__builtin_prefetch (&data[0], 1, 0);
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__builtin_prefetch (&data[0], 1, 1);
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__builtin_prefetch (&data[0], 1, 1);
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__builtin_prefetch (&data[0], 1, 2);
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__builtin_prefetch (&data[0], 1, 2);
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__builtin_prefetch (&data[0], 1, 3);
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__builtin_prefetch (&data[0], 1, 3);
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for (p = &data[0]; p < &data[9]; p++)
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for (p = &data[0]; p < &data[9]; p++)
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{
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{
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if (*p > *(p + 1))
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if (*p > *(p + 1))
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{
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{
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wk = *p;
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wk = *p;
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*p = *(p + 1);
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*p = *(p + 1);
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*(p + 1) = wk;
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*(p + 1) = wk;
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}
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}
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}
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}
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}
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}
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