diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/helper.h | 5 | ||||
| -rw-r--r-- | target-ppc/op_helper.c | 103 | ||||
| -rw-r--r-- | target-ppc/translate.c | 5 |
3 files changed, 113 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index e8f2957859..f319fdb5e1 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -191,6 +191,11 @@ DEF_HELPER_2(lvewx, void, avr, tl) DEF_HELPER_2(stvebx, void, avr, tl) DEF_HELPER_2(stvehx, void, avr, tl) DEF_HELPER_2(stvewx, void, avr, tl) +DEF_HELPER_3(vsumsws, void, avr, avr, avr) +DEF_HELPER_3(vsum2sws, void, avr, avr, avr) +DEF_HELPER_3(vsum4sbs, void, avr, avr, avr) +DEF_HELPER_3(vsum4shs, void, avr, avr, avr) +DEF_HELPER_3(vsum4ubs, void, avr, avr, avr) DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfui, i32, i32) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index c97e2ecfe9..80bf8015f2 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2534,6 +2534,109 @@ void helper_vsubcuw (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } } +void helper_vsumsws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int64_t t; + int i, upper; + ppc_avr_t result; + int sat = 0; + +#if defined(WORDS_BIGENDIAN) + upper = ARRAY_SIZE(r->s32)-1; +#else + upper = 0; +#endif + t = (int64_t)b->s32[upper]; + for (i = 0; i < ARRAY_SIZE(r->s32); i++) { + t += a->s32[i]; + result.s32[i] = 0; + } + result.s32[upper] = cvtsdsw(t, &sat); + *r = result; + + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + +void helper_vsum2sws (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int i, j, upper; + ppc_avr_t result; + int sat = 0; + +#if defined(WORDS_BIGENDIAN) + upper = 1; +#else + upper = 0; +#endif + for (i = 0; i < ARRAY_SIZE(r->u64); i++) { + int64_t t = (int64_t)b->s32[upper+i*2]; + result.u64[i] = 0; + for (j = 0; j < ARRAY_SIZE(r->u64); j++) { + t += a->s32[2*i+j]; + } + result.s32[upper+i*2] = cvtsdsw(t, &sat); + } + + *r = result; + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + +void helper_vsum4sbs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int i, j; + int sat = 0; + + for (i = 0; i < ARRAY_SIZE(r->s32); i++) { + int64_t t = (int64_t)b->s32[i]; + for (j = 0; j < ARRAY_SIZE(r->s32); j++) { + t += a->s8[4*i+j]; + } + r->s32[i] = cvtsdsw(t, &sat); + } + + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + +void helper_vsum4shs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int sat = 0; + int i; + + for (i = 0; i < ARRAY_SIZE(r->s32); i++) { + int64_t t = (int64_t)b->s32[i]; + t += a->s16[2*i] + a->s16[2*i+1]; + r->s32[i] = cvtsdsw(t, &sat); + } + + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + +void helper_vsum4ubs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int i, j; + int sat = 0; + + for (i = 0; i < ARRAY_SIZE(r->u32); i++) { + uint64_t t = (uint64_t)b->u32[i]; + for (j = 0; j < ARRAY_SIZE(r->u32); j++) { + t += a->u8[4*i+j]; + } + r->u32[i] = cvtuduw(t, &sat); + } + + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + #if defined(WORDS_BIGENDIAN) #define UPKHI 1 #define UPKLO 0 diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 1e82de8a33..1dcc5813ac 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6326,6 +6326,11 @@ GEN_VXFORM(vpkswus, 7, 5); GEN_VXFORM(vpkshss, 7, 6); GEN_VXFORM(vpkswss, 7, 7); GEN_VXFORM(vpkpx, 7, 12); +GEN_VXFORM(vsum4ubs, 4, 24); +GEN_VXFORM(vsum4sbs, 4, 28); +GEN_VXFORM(vsum4shs, 4, 25); +GEN_VXFORM(vsum2sws, 4, 26); +GEN_VXFORM(vsumsws, 4, 30); #define GEN_VXFORM_NOA(name, opc2, opc3) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \ |