提交 07ef34c3 编写于 作者: A aurel32

Add vsr{,a}{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@6165 c046a42c-6fe2-441c-8c8c-71466251a162
上级 2c277908
......@@ -137,6 +137,12 @@ DEF_HELPER_3(vmulosb, void, avr, avr, avr)
DEF_HELPER_3(vmulosh, void, avr, avr, avr)
DEF_HELPER_3(vmuloub, void, avr, avr, avr)
DEF_HELPER_3(vmulouh, void, avr, avr, avr)
DEF_HELPER_3(vsrab, void, avr, avr, avr)
DEF_HELPER_3(vsrah, void, avr, avr, avr)
DEF_HELPER_3(vsraw, void, avr, avr, avr)
DEF_HELPER_3(vsrb, void, avr, avr, avr)
DEF_HELPER_3(vsrh, void, avr, avr, avr)
DEF_HELPER_3(vsrw, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32)
......
......@@ -2088,6 +2088,24 @@ VMUL(uh, u16, u32)
#undef VMUL_DO
#undef VMUL
#define VSR(suffix, element) \
void helper_vsr##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; \
} \
}
VSR(ab, s8)
VSR(ah, s16)
VSR(aw, s32)
VSR(b, u8)
VSR(h, u16)
VSR(w, u32)
#undef VSR
#undef VECTOR_FOR_INORDER_I
#undef HI_IDX
#undef LO_IDX
......
......@@ -6219,6 +6219,12 @@ GEN_VXFORM(vmuleub, 4, 8);
GEN_VXFORM(vmuleuh, 4, 9);
GEN_VXFORM(vmulesb, 4, 12);
GEN_VXFORM(vmulesh, 4, 13);
GEN_VXFORM(vsrb, 2, 8);
GEN_VXFORM(vsrh, 2, 9);
GEN_VXFORM(vsrw, 2, 10);
GEN_VXFORM(vsrab, 2, 12);
GEN_VXFORM(vsrah, 2, 13);
GEN_VXFORM(vsraw, 2, 14);
/*** SPE extension ***/
/* Register moves */
......
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