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https://github.com/autc04/Retro68.git
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47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
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/* { dg-skip-if "" { *-*-* } { "*" } { "-DACC_MEM_SHARED=0" } } */
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/* { dg-additional-options "-std=c99 -ftree-slp-vectorize -foffload=-fdump-tree-slp1" } */
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#include <stdio.h>
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#include <sys/time.h>
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long long int p[32 *1000] __attribute__((aligned(16)));
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long long int p2[32 *1000] __attribute__((aligned(16)));
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int
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main (void)
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{
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#pragma acc parallel num_gangs(1) num_workers(1) vector_length(32)
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{
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if (((unsigned long int)p & (0xfULL)) != 0)
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__builtin_abort ();
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if (((unsigned long int)p2 & (0xfULL)) != 0)
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__builtin_abort ();
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for (unsigned int k = 0; k < 10000; k += 1)
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{
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#pragma acc loop vector
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for (unsigned long long int j = 0; j < 32; j += 1)
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{
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unsigned long long a, b;
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unsigned long long *p3, *p4;
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p3 = (unsigned long long *)((unsigned long long int)p & (~0xfULL));
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p4 = (unsigned long long *)((unsigned long long int)p2 & (~0xfULL));
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for (unsigned int i = 0; i < 1000; i += 2)
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{
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a = p3[j * 1000 + i];
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b = p3[j * 1000 + i + 1];
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p4[j * 1000 + i] = a;
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p4[j * 1000 + i + 1] = b;
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}
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}
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}
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}
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return 0;
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}
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/* { dg-final { scan-offload-tree-dump "vector\\(2\\) long long unsigned int" "slp1" } } */
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