diff options
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 9f3ef5921c..7f149c5ad2 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -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) \ { \ |