diff options
Diffstat (limited to 'target-ppc/int_helper.c')
| -rw-r--r-- | target-ppc/int_helper.c | 61 |
1 files changed, 49 insertions, 12 deletions
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 51a9ac5182..202854fabd 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -735,20 +735,24 @@ 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, \ +#define VCMPNE_DO(suffix, element, etype, cmpzero, record) \ +void helper_vcmpne##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; \ + etype result, none = 0; \ int i; \ \ for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ - etype result = ((a->element[i] == 0) \ + if (cmpzero) { \ + result = ((a->element[i] == 0) \ || (b->element[i] == 0) \ || (a->element[i] != b->element[i]) ? \ ones : 0x0); \ + } else { \ + result = (a->element[i] != b->element[i]) ? ones : 0x0; \ + } \ r->element[i] = result; \ all &= result; \ none |= result; \ @@ -762,14 +766,17 @@ void helper_vcmpnez##suffix(CPUPPCState *env, ppc_avr_t *r, \ * 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 VCMPNE(suffix, element, etype, cmpzero) \ + VCMPNE_DO(suffix, element, etype, cmpzero, 0) \ + VCMPNE_DO(suffix##_dot, element, etype, cmpzero, 1) +VCMPNE(zb, u8, uint8_t, 1) +VCMPNE(zh, u16, uint16_t, 1) +VCMPNE(zw, u32, uint32_t, 1) +VCMPNE(b, u8, uint8_t, 0) +VCMPNE(h, u16, uint16_t, 0) +VCMPNE(w, u32, uint32_t, 0) +#undef VCMPNE_DO +#undef VCMPNE #define VCMPFP_DO(suffix, compare, order, record) \ void helper_vcmp##suffix(CPUPPCState *env, ppc_avr_t *r, \ @@ -874,6 +881,36 @@ VCT(uxs, cvtsduw, u32) VCT(sxs, cvtsdsw, s32) #undef VCT +target_ulong helper_vclzlsbb(ppc_avr_t *r) +{ + target_ulong count = 0; + int i; + VECTOR_FOR_INORDER_I(i, u8) { + if (r->u8[i] & 0x01) { + break; + } + count++; + } + return count; +} + +target_ulong helper_vctzlsbb(ppc_avr_t *r) +{ + target_ulong count = 0; + int i; +#if defined(HOST_WORDS_BIGENDIAN) + for (i = ARRAY_SIZE(r->u8) - 1; i >= 0; i--) { +#else + for (i = 0; i < ARRAY_SIZE(r->u8); i++) { +#endif + if (r->u8[i] & 0x01) { + break; + } + count++; + } + return count; +} + void helper_vmhaddshs(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { |