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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [pr42589.c] - Blame information for rev 325

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/* { dg-do compile } */
/* { dg-require-effective-target ilp32 } */
/* { dg-options "-O2 -march=i486" } */
 
void
foo (unsigned long long *p)
{
  unsigned long long tmp;
  tmp = *p;
  tmp = (tmp >> 32) | (tmp << 32);
  tmp = (((tmp & 0xff00ff00ff00ff00ULL) >> 8)
         | ((tmp & 71777214294589695ULL) << 8));
  *p = (((tmp & 0xffff0000ffff0000ULL) >> 16)
        | ((tmp & 281470681808895ULL) << 16));
}
 
/* { dg-final { scan-assembler-times "bswap" 2 } } */

Line No.	Rev	Author	Line
1	318	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-require-effective-target ilp32 } */`
3			`/* { dg-options "-O2 -march=i486" } */`
4
5			`void`
6			`foo (unsigned long long *p)`
7			`{`
8			`unsigned long long tmp;`
9			`tmp = *p;`
10			`tmp = (tmp >> 32) \| (tmp << 32);`
11			`tmp = (((tmp & 0xff00ff00ff00ff00ULL) >> 8)`
12			`\| ((tmp & 71777214294589695ULL) << 8));`
13			`*p = (((tmp & 0xffff0000ffff0000ULL) >> 16)`
14			`\| ((tmp & 281470681808895ULL) << 16));`
15			`}`
16
17			`/* { dg-final { scan-assembler-times "bswap" 2 } } */`

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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [pr42589.c] - Blame information for rev 325