diff options
Diffstat (limited to 'target-ppc/int_helper.c')
| -rw-r--r-- | target-ppc/int_helper.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index ef487d0b9c..9b4de6926b 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -719,6 +719,42 @@ VCMP(gtsd, >, s64) #undef VCMP_DO #undef VCMP +#define VCMPNEZ_DO(suffix, element, etype, record) \ +void helper_vcmpnez##suffix(CPUPPCState *env, ppc_avr_t *r, \ + ppc_avr_t *a, ppc_avr_t *b) \ +{ \ + etype ones = (etype)-1; \ + etype all = ones; \ + etype none = 0; \ + int i; \ + \ + for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ + etype result = ((a->element[i] == 0) \ + || (b->element[i] == 0) \ + || (a->element[i] != b->element[i]) ? \ + ones : 0x0); \ + r->element[i] = result; \ + all &= result; \ + none |= result; \ + } \ + if (record) { \ + env->crf[6] = ((all != 0) << 3) | ((none == 0) << 1); \ + } \ +} + +/* VCMPNEZ - Vector compare not equal to zero + * suffix - instruction mnemonic suffix (b: byte, h: halfword, w: word) + * element - element type to access from vector + */ +#define VCMPNEZ(suffix, element, etype) \ + VCMPNEZ_DO(suffix, element, etype, 0) \ + VCMPNEZ_DO(suffix##_dot, element, etype, 1) +VCMPNEZ(b, u8, uint8_t) +VCMPNEZ(h, u16, uint16_t) +VCMPNEZ(w, u32, uint32_t) +#undef VCMPNEZ_DO +#undef VCMPNEZ + #define VCMPFP_DO(suffix, compare, order, record) \ void helper_vcmp##suffix(CPUPPCState *env, ppc_avr_t *r, \ ppc_avr_t *a, ppc_avr_t *b) \ |