2 /* { dg-require-effective-target sse4 } */
3 /* { dg-options "-O2 -msse4.1" } */
4 /* { dg-skip-if "no M_PI" { vxworks_kernel } } */
6 #include "sse4_1-check.h"
15 init_round (double *src
)
20 for (i
= 0; i
< NUM
; i
++)
22 src
[i
] = (i
+ 1)* d
* M_PI
* sign
;
28 else if (i
== (NUM
/ 2))
30 else if ((i
% 6) == 0)
31 d
= 1 / (d
* (i
+ 1) * src
[i
] * M_PI
*sign
);
37 do_round (double f
, int type
)
39 short saved_cw
, new_cw
, clr_mask
;
49 type
= 0x003F | ((type
& 3) << 10);
53 __asm__ ("fldl %0" : : "m" (*&f
));
55 __asm__ ("fstcw %0" : "=m" (*&saved_cw
));
56 new_cw
= saved_cw
& clr_mask
;
58 __asm__ ("fldcw %0" : : "m" (*&new_cw
));
61 "fstpl %0\n" : "=m" (*&ret
));
62 __asm__ ("fldcw %0" : : "m" (*&saved_cw
));
78 memset (&dst
, 0, NUM
* sizeof(double));
80 for (i
= 0; i
< NUM
/ 2 ; i
++)
81 dst
.x
[i
] = _mm_round_sd (dst
.x
[i
], src
.x
[i
], _MM_FROUND_TRUNC
);
83 for (i
= 0; i
< NUM
; i
+= 2)
85 if (dst
.d
[i
+ 1] != 0.0)
88 f
= do_round (src
.d
[i
], 0x03);