diff options
| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-04 22:09:19 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-04 22:09:19 +0000 |
| commit | 7b239bec41a1a9c961474bcd2e4afad6900400a2 (patch) | |
| tree | cb680e81d4abf582038f1a851c2e6a868a0903da /target-ppc/op_helper.c | |
| parent | d79f08096c4475c785c8584878e722ba4d9ad800 (diff) | |
Add vs{l,r}o instructions.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6167 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 06c101c9e..3eee55317 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -17,6 +17,7 @@ * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA */ +#include <string.h> #include "exec.h" #include "host-utils.h" #include "helper.h" @@ -2103,6 +2104,19 @@ VSL(h, u16) VSL(w, u32) #undef VSL +void helper_vslo (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf; + +#if defined (WORDS_BIGENDIAN) + memmove (&r->u8[0], &a->u8[sh], 16-sh); + memset (&r->u8[16-sh], 0, sh); +#else + memmove (&r->u8[sh], &a->u8[0], 16-sh); + memset (&r->u8[0], 0, sh); +#endif +} + #define VSR(suffix, element) \ void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ @@ -2121,6 +2135,19 @@ VSR(h, u16) VSR(w, u32) #undef VSR +void helper_vsro (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int sh = (b->u8[LO_IDX*0xf] >> 3) & 0xf; + +#if defined (WORDS_BIGENDIAN) + memmove (&r->u8[sh], &a->u8[0], 16-sh); + memset (&r->u8[0], 0, sh); +#else + memmove (&r->u8[0], &a->u8[sh], 16-sh); + memset (&r->u8[16-sh], 0, sh); +#endif +} + #undef VECTOR_FOR_INORDER_I #undef HI_IDX #undef LO_IDX |