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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [xop-rotate1-vector.c] - Blame information for rev 318

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/* Test that the compiler properly optimizes vector rotate instructions vector
   into prot on XOP systems.  */
 
/* { dg-do compile } */
/* { dg-require-effective-target lp64 } */
/* { dg-options "-O2 -mxop -ftree-vectorize" } */
 
extern void exit (int);
 
typedef long __m128i  __attribute__ ((__vector_size__ (16), __may_alias__));
 
#define SIZE 10240
 
union {
  __m128i i_align;
  unsigned u32[SIZE];
} a, b, c;
 
void
left_rotate32 (void)
{
  int i;
 
  for (i = 0; i < SIZE; i++)
    a.u32[i] = (b.u32[i] << ((sizeof (int) * 8) - 4)) | (b.u32[i] >> 4);
}
 
int
main ()
{
  left_rotate32 ();
  exit (0);
}
 
/* { dg-final { scan-assembler "vprotd" } } */

Line No.	Rev	Author	Line
1	318	jeremybenn	`/* Test that the compiler properly optimizes vector rotate instructions vector`
2			`into prot on XOP systems. */`
3
4			`/* { dg-do compile } */`
5			`/* { dg-require-effective-target lp64 } */`
6			`/* { dg-options "-O2 -mxop -ftree-vectorize" } */`
7
8			`extern void exit (int);`
9
10			`typedef long __m128i __attribute__ ((__vector_size__ (16), __may_alias__));`
11
12			`#define SIZE 10240`
13
14			`union {`
15			`__m128i i_align;`
16			`unsigned u32[SIZE];`
17			`} a, b, c;`
18
19			`void`
20			`left_rotate32 (void)`
21			`{`
22			`int i;`
23
24			`for (i = 0; i < SIZE; i++)`
25			`a.u32[i] = (b.u32[i] << ((sizeof (int) * 8) - 4)) \| (b.u32[i] >> 4);`
26			`}`
27
28			`int`
29			`main ()`
30			`{`
31			`left_rotate32 ();`
32			`exit (0);`
33			`}`
34
35			`/* { dg-final { scan-assembler "vprotd" } } */`

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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [xop-rotate1-vector.c] - Blame information for rev 318