Viewing file:  pr47564.c (1.01 KB) -rw-r--r--
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/* PR target/47564 */
/* { dg-do compile } */
/* { dg-options "-O2 -msse2 -std=gnu89" } */
static inline unsigned long long
foo (const unsigned char *p)
{
return 1;
}
__attribute__ ((__target__ ("sse4"))) void
bar (unsigned long long *x, const void *b, long long m)
{
const unsigned char *p = (const unsigned char *) b;
const unsigned char *e = p + m;
unsigned int l = *x;
unsigned long long n = l;
if ((e - p) >= 8192)
{
while ((e - p) >= 128)
{
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
}
}
while ((e - p) >= 16)
{
n = __builtin_ia32_crc32di (n, foo (p));
n = __builtin_ia32_crc32di (n, foo (p));
}
l = n;
*x = l;
}
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