Viewing file:  pr48857.c (1.21 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* Expected instruction selection as characterized by
scan-assembler-times directives below is only relevant to
little-endian targets. */
/* { dg-do compile { target { powerpc64le-*-* } } } */
/* { dg-skip-if "" { powerpc*-*-darwin* } } */
/* { dg-require-effective-target powerpc_vsx_ok } */
/* { dg-options "-O2 -mdejagnu-cpu=power7 -mabi=altivec" } */
/* { dg-final { scan-assembler-times "lvx" 1 } } */
/* { dg-final { scan-assembler-times "stvx" 1 } } */
/* { dg-final { scan-assembler-not "ld" } } */
/* { dg-final { scan-assembler-not "lwz" } } */
/* { dg-final { scan-assembler-not "stw" } } */
/* { dg-final { scan-assembler-not "addi" } } */
typedef vector long long v2di_type;
v2di_type
return_v2di (v2di_type *ptr)
{
/* As of pr48857, should generate lxvd2x 34,0,3
followed by xxpermdi 34,34,34,2. Subsequent optimization
recognizes that ptr refers to an aligned vector and replaces
this with lvx 2,0,3. */
return *ptr;
}
void
pass_v2di (v2di_type arg, v2di_type *ptr)
{
/* As of pr48857, should generate xxpermdi 34,34,34,2 followed by
stxvd2x 34,0,5. Subsequent optimization recognizes that ptr
refers to an aligned vector and replaces this with stvx 2,0,5. */
*ptr = arg;
}
|
