diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/helper.h | 2 | ||||
| -rw-r--r-- | target-ppc/int_helper.c | 82 | ||||
| -rw-r--r-- | target-ppc/translate.c | 24 |
3 files changed, 108 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 93e549e339..dc0527bca2 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -321,6 +321,8 @@ DEF_HELPER_3(vcipher, void, avr, avr, avr) DEF_HELPER_3(vcipherlast, void, avr, avr, avr) DEF_HELPER_3(vncipher, void, avr, avr, avr) DEF_HELPER_3(vncipherlast, void, avr, avr, avr) +DEF_HELPER_3(vshasigmaw, void, avr, avr, i32) +DEF_HELPER_3(vshasigmad, void, avr, avr, i32) DEF_HELPER_4(bcdadd, i32, avr, avr, avr, i32) DEF_HELPER_4(bcdsub, i32, avr, avr, avr, i32) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index cd04e8ab71..e6a7ad025c 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -2618,6 +2618,88 @@ void helper_vncipherlast(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) r->u64[1] = vtemp2.u64[1] ^ b->u64[1]; } +#define ROTRu32(v, n) (((v) >> (n)) | ((v) << (32-n))) +#if defined(HOST_WORDS_BIGENDIAN) +#define EL_IDX(i) (i) +#else +#define EL_IDX(i) (3 - (i)) +#endif + +void helper_vshasigmaw(ppc_avr_t *r, ppc_avr_t *a, uint32_t st_six) +{ + int st = (st_six & 0x10) != 0; + int six = st_six & 0xF; + int i; + + VECTOR_FOR_INORDER_I(i, u32) { + if (st == 0) { + if ((six & (0x8 >> i)) == 0) { + r->u32[EL_IDX(i)] = ROTRu32(a->u32[EL_IDX(i)], 7) ^ + ROTRu32(a->u32[EL_IDX(i)], 18) ^ + (a->u32[EL_IDX(i)] >> 3); + } else { /* six.bit[i] == 1 */ + r->u32[EL_IDX(i)] = ROTRu32(a->u32[EL_IDX(i)], 17) ^ + ROTRu32(a->u32[EL_IDX(i)], 19) ^ + (a->u32[EL_IDX(i)] >> 10); + } + } else { /* st == 1 */ + if ((six & (0x8 >> i)) == 0) { + r->u32[EL_IDX(i)] = ROTRu32(a->u32[EL_IDX(i)], 2) ^ + ROTRu32(a->u32[EL_IDX(i)], 13) ^ + ROTRu32(a->u32[EL_IDX(i)], 22); + } else { /* six.bit[i] == 1 */ + r->u32[EL_IDX(i)] = ROTRu32(a->u32[EL_IDX(i)], 6) ^ + ROTRu32(a->u32[EL_IDX(i)], 11) ^ + ROTRu32(a->u32[EL_IDX(i)], 25); + } + } + } +} + +#undef ROTRu32 +#undef EL_IDX + +#define ROTRu64(v, n) (((v) >> (n)) | ((v) << (64-n))) +#if defined(HOST_WORDS_BIGENDIAN) +#define EL_IDX(i) (i) +#else +#define EL_IDX(i) (1 - (i)) +#endif + +void helper_vshasigmad(ppc_avr_t *r, ppc_avr_t *a, uint32_t st_six) +{ + int st = (st_six & 0x10) != 0; + int six = st_six & 0xF; + int i; + + VECTOR_FOR_INORDER_I(i, u64) { + if (st == 0) { + if ((six & (0x8 >> (2*i))) == 0) { + r->u64[EL_IDX(i)] = ROTRu64(a->u64[EL_IDX(i)], 1) ^ + ROTRu64(a->u64[EL_IDX(i)], 8) ^ + (a->u64[EL_IDX(i)] >> 7); + } else { /* six.bit[2*i] == 1 */ + r->u64[EL_IDX(i)] = ROTRu64(a->u64[EL_IDX(i)], 19) ^ + ROTRu64(a->u64[EL_IDX(i)], 61) ^ + (a->u64[EL_IDX(i)] >> 6); + } + } else { /* st == 1 */ + if ((six & (0x8 >> (2*i))) == 0) { + r->u64[EL_IDX(i)] = ROTRu64(a->u64[EL_IDX(i)], 28) ^ + ROTRu64(a->u64[EL_IDX(i)], 34) ^ + ROTRu64(a->u64[EL_IDX(i)], 39); + } else { /* six.bit[2*i] == 1 */ + r->u64[EL_IDX(i)] = ROTRu64(a->u64[EL_IDX(i)], 14) ^ + ROTRu64(a->u64[EL_IDX(i)], 18) ^ + ROTRu64(a->u64[EL_IDX(i)], 41); + } + } + } +} + +#undef ROTRu64 +#undef EL_IDX + #undef VECTOR_FOR_INORDER_I #undef HI_IDX #undef LO_IDX diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 0d43b1c19a..e1dffdf678 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -7438,6 +7438,27 @@ GEN_VXFORM_DUAL(vcipher, PPC_NONE, PPC2_ALTIVEC_207, GEN_VXFORM_DUAL(vncipher, PPC_NONE, PPC2_ALTIVEC_207, vncipherlast, PPC_NONE, PPC2_ALTIVEC_207) +#define VSHASIGMA(op) \ +static void gen_##op(DisasContext *ctx) \ +{ \ + TCGv_ptr ra, rd; \ + TCGv_i32 st_six; \ + if (unlikely(!ctx->altivec_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_VPU); \ + return; \ + } \ + ra = gen_avr_ptr(rA(ctx->opcode)); \ + rd = gen_avr_ptr(rD(ctx->opcode)); \ + st_six = tcg_const_i32(rB(ctx->opcode)); \ + gen_helper_##op(rd, ra, st_six); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_ptr(rd); \ + tcg_temp_free_i32(st_six); \ +} + +VSHASIGMA(vshasigmaw) +VSHASIGMA(vshasigmad) + /*** VSX extension ***/ static inline TCGv_i64 cpu_vsrh(int n) @@ -10698,6 +10719,9 @@ GEN_VXFORM_207(vsbox, 4, 23), GEN_VXFORM_DUAL(vcipher, vcipherlast, 4, 20, PPC_NONE, PPC2_ALTIVEC_207), GEN_VXFORM_DUAL(vncipher, vncipherlast, 4, 21, PPC_NONE, PPC2_ALTIVEC_207), +GEN_VXFORM_207(vshasigmaw, 1, 26), +GEN_VXFORM_207(vshasigmad, 1, 27), + GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxsiwax, 0x1F, 0x0C, 0x02, 0, PPC_NONE, PPC2_VSX207), GEN_HANDLER_E(lxsiwzx, 0x1F, 0x0C, 0x00, 0, PPC_NONE, PPC2_VSX207), |