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X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Richard Henderson Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell Message-id: 20200815013145.539409-20-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/helper.h | 14 ++++++++++++++ target/arm/translate-a64.c | 34 ++++++++++++++++++++++++++++++++++ target/arm/vec_helper.c | 25 +++++++++++++++++++++++++ 3 files changed, 73 insertions(+) diff --git a/target/arm/helper.h b/target/arm/helper.h index d0573a53c80..378bb1898be 100644 --- a/target/arm/helper.h +++ b/target/arm/helper.h @@ -762,6 +762,20 @@ DEF_HELPER_FLAGS_4(gvec_mul_idx_h, TCG_CALL_NO_RWG, vo= id, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_mul_idx_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i= 32) DEF_HELPER_FLAGS_4(gvec_mul_idx_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i= 32) =20 +DEF_HELPER_FLAGS_5(gvec_mla_idx_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(gvec_mla_idx_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(gvec_mla_idx_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_5(gvec_mls_idx_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(gvec_mls_idx_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(gvec_mls_idx_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) + #ifdef TARGET_AARCH64 #include "helper-a64.h" #include "helper-sve.h" diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index abbd6421a28..a50b2f0cb13 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -13504,6 +13504,40 @@ static void disas_simd_indexed(DisasContext *s, ui= nt32_t insn) return; } break; + + case 0x10: /* MLA */ + if (!is_long && !is_scalar) { + static gen_helper_gvec_4 * const fns[3] =3D { + gen_helper_gvec_mla_idx_h, + gen_helper_gvec_mla_idx_s, + gen_helper_gvec_mla_idx_d, + }; + tcg_gen_gvec_4_ool(vec_full_reg_offset(s, rd), + vec_full_reg_offset(s, rn), + vec_full_reg_offset(s, rm), + vec_full_reg_offset(s, rd), + is_q ? 16 : 8, vec_full_reg_size(s), + index, fns[size - 1]); + return; + } + break; + + case 0x14: /* MLS */ + if (!is_long && !is_scalar) { + static gen_helper_gvec_4 * const fns[3] =3D { + gen_helper_gvec_mls_idx_h, + gen_helper_gvec_mls_idx_s, + gen_helper_gvec_mls_idx_d, + }; + tcg_gen_gvec_4_ool(vec_full_reg_offset(s, rd), + vec_full_reg_offset(s, rn), + vec_full_reg_offset(s, rm), + vec_full_reg_offset(s, rd), + is_q ? 16 : 8, vec_full_reg_size(s), + index, fns[size - 1]); + return; + } + break; } =20 if (size =3D=3D 3) { diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c index 155b6368cb3..9e93a8a154d 100644 --- a/target/arm/vec_helper.c +++ b/target/arm/vec_helper.c @@ -731,6 +731,31 @@ DO_MUL_IDX(gvec_mul_idx_d, uint64_t, ) =20 #undef DO_MUL_IDX =20 +#define DO_MLA_IDX(NAME, TYPE, OP, H) \ +void HELPER(NAME)(void *vd, void *vn, void *vm, void *va, uint32_t desc) = \ +{ = \ + intptr_t i, j, oprsz =3D simd_oprsz(desc), segment =3D 16 / sizeof(TYP= E); \ + intptr_t idx =3D simd_data(desc); = \ + TYPE *d =3D vd, *n =3D vn, *m =3D vm, *a =3D va; = \ + for (i =3D 0; i < oprsz / sizeof(TYPE); i +=3D segment) { = \ + TYPE mm =3D m[H(i + idx)]; = \ + for (j =3D 0; j < segment; j++) { = \ + d[i + j] =3D a[i + j] OP n[i + j] * mm; = \ + } = \ + } = \ + clear_tail(d, oprsz, simd_maxsz(desc)); = \ +} + +DO_MLA_IDX(gvec_mla_idx_h, uint16_t, +, H2) +DO_MLA_IDX(gvec_mla_idx_s, uint32_t, +, H4) +DO_MLA_IDX(gvec_mla_idx_d, uint64_t, +, ) + +DO_MLA_IDX(gvec_mls_idx_h, uint16_t, -, H2) +DO_MLA_IDX(gvec_mls_idx_s, uint32_t, -, H4) +DO_MLA_IDX(gvec_mls_idx_d, uint64_t, -, ) + +#undef DO_MLA_IDX + #define DO_FMUL_IDX(NAME, TYPE, H) \ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc)= \ { = \ --=20 2.20.1