提交 5e1d0985 编写于 作者: A aurel32

Add vrl{b,h,w} instructions.

Signed-off-by: NNathan Froyd <froydnj@codesourcery.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6170 c046a42c-6fe2-441c-8c8c-71466251a162
上级 bf8d8ded
......@@ -152,6 +152,9 @@ DEF_HELPER_3(vaddcuw, void, avr, avr, avr)
DEF_HELPER_3(vsubcuw, void, avr, avr, avr)
DEF_HELPER_2(lvsl, void, avr, tl);
DEF_HELPER_2(lvsr, void, avr, tl);
DEF_HELPER_3(vrlb, void, avr, avr, avr)
DEF_HELPER_3(vrlh, void, avr, avr, avr)
DEF_HELPER_3(vrlw, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32)
......
......@@ -2115,6 +2115,21 @@ VMUL(uh, u16, u32)
#undef VMUL_DO
#undef VMUL
#define VROTATE(suffix, element) \
void helper_vrl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
int i; \
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
unsigned int mask = ((1 << (3 + (sizeof (a->element[0]) >> 1))) - 1); \
unsigned int shift = b->element[i] & mask; \
r->element[i] = (a->element[i] << shift) | (a->element[i] >> (sizeof(a->element[0]) * 8 - shift)); \
} \
}
VROTATE(b, u8)
VROTATE(h, u16)
VROTATE(w, u32)
#undef VROTATE
#define VSL(suffix, element) \
void helper_vsl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
......
......@@ -6264,6 +6264,9 @@ GEN_VXFORM(vslo, 6, 16);
GEN_VXFORM(vsro, 6, 17);
GEN_VXFORM(vaddcuw, 0, 6);
GEN_VXFORM(vsubcuw, 0, 22);
GEN_VXFORM(vrlb, 2, 0);
GEN_VXFORM(vrlh, 2, 1);
GEN_VXFORM(vrlw, 2, 2);
/*** SPE extension ***/
/* Register moves */
......
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