27 lines
879 B
C
27 lines
879 B
C
/* { dg-do compile } */
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/* { dg-require-effective-target powerpc_p9vector_ok } */
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/* { dg-options "-mdejagnu-cpu=power9 -O3" } */
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/* { dg-final { scan-assembler "lxvx" } } */
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/* { dg-final { scan-assembler "stxvx" } } */
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/* { dg-final { scan-assembler-not "lxvd2x" } } */
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/* { dg-final { scan-assembler-not "stxvd2x" } } */
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/* { dg-final { scan-assembler-not "xxpermdi" } } */
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/* Verify P9 vector loads and stores are used rather than the
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load-swap/swap-store workarounds for P8. */
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#define N 16
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signed char ca[N] __attribute__((aligned(16)));
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signed char cb[] __attribute__((aligned(16)))
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= {8, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5, -6, -7};
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signed char cc[] __attribute__((aligned(16)))
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= {1, 1, 2, 2, 3, 3, 2, 2, 1, 1, 0, 0, -1, -1, -2, -2};
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__attribute__((noinline)) void foo ()
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{
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int i;
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for (i = 0; i < N; i++) {
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ca[i] = cb[i] - cc[i];
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}
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}
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