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[174.21.143.238]) by smtp.gmail.com with ESMTPSA id s15sm1162840pgv.5.2020.06.17.21.31.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 21:31:58 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 073/100] target/arm: Implement SVE2 integer multiply-add (indexed) Date: Wed, 17 Jun 2020 21:26:17 -0700 Message-Id: <20200618042644.1685561-74-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200618042644.1685561-1-richard.henderson@linaro.org> References: <20200618042644.1685561-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::52f; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52f.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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=_AUTOLEARN 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: , Cc: qemu-arm@nongnu.org, steplong@quicinc.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- target/arm/helper.h | 14 ++++++++++++++ target/arm/sve.decode | 8 ++++++++ target/arm/translate-sve.c | 23 +++++++++++++++++++++++ target/arm/vec_helper.c | 25 +++++++++++++++++++++++++ 4 files changed, 70 insertions(+) diff --git a/target/arm/helper.h b/target/arm/helper.h index ce81a16a58..7964d299f6 100644 --- a/target/arm/helper.h +++ b/target/arm/helper.h @@ -793,6 +793,20 @@ DEF_HELPER_FLAGS_4(gvec_mul_idx_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_mul_idx_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_mul_idx_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +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/sve.decode b/target/arm/sve.decode index fa0a572da6..467a93052f 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -785,6 +785,14 @@ SDOT_zzxw_d 01000100 .. 1 ..... 000000 ..... ..... @rrxr_d UDOT_zzxw_s 01000100 .. 1 ..... 000001 ..... ..... @rrxr_s UDOT_zzxw_d 01000100 .. 1 ..... 000001 ..... ..... @rrxr_d +# SVE2 integer multiply-add (indexed) +MLA_zzxz_h 01000100 .. 1 ..... 000010 ..... ..... @rrxr_h +MLA_zzxz_s 01000100 .. 1 ..... 000010 ..... ..... @rrxr_s +MLA_zzxz_d 01000100 .. 1 ..... 000010 ..... ..... @rrxr_d +MLS_zzxz_h 01000100 .. 1 ..... 000011 ..... ..... @rrxr_h +MLS_zzxz_s 01000100 .. 1 ..... 000011 ..... ..... @rrxr_s +MLS_zzxz_d 01000100 .. 1 ..... 000011 ..... ..... @rrxr_d + # SVE2 integer multiply (indexed) MUL_zzx_h 01000100 .. 1 ..... 111110 ..... ..... @rrx_h MUL_zzx_s 01000100 .. 1 ..... 111110 ..... ..... @rrx_s diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index dd2cd22061..0fb88f4aa5 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -3870,6 +3870,29 @@ DO_SVE2_RRX(trans_MUL_zzx_d, gen_helper_gvec_mul_idx_d) #undef DO_SVE2_RRX +static bool do_sve2_zzxz_ool(DisasContext *s, arg_rrxr_esz *a, + gen_helper_gvec_4 *fn) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zzxz_ool(s, a, fn); +} + +#define DO_SVE2_RRXR(NAME, FUNC) \ + static bool NAME(DisasContext *s, arg_rrxr_esz *a) \ + { return do_sve2_zzxz_ool(s, a, FUNC); } + +DO_SVE2_RRXR(trans_MLA_zzxz_h, gen_helper_gvec_mla_idx_h) +DO_SVE2_RRXR(trans_MLA_zzxz_s, gen_helper_gvec_mla_idx_s) +DO_SVE2_RRXR(trans_MLA_zzxz_d, gen_helper_gvec_mla_idx_d) + +DO_SVE2_RRXR(trans_MLS_zzxz_h, gen_helper_gvec_mls_idx_h) +DO_SVE2_RRXR(trans_MLS_zzxz_s, gen_helper_gvec_mls_idx_s) +DO_SVE2_RRXR(trans_MLS_zzxz_d, gen_helper_gvec_mls_idx_d) + +#undef DO_SVE2_RRXR + /* *** SVE Floating Point Multiply-Add Indexed Group */ diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c index 08eadf06fc..fb8596c1fd 100644 --- a/target/arm/vec_helper.c +++ b/target/arm/vec_helper.c @@ -883,6 +883,31 @@ DO_MUL_IDX(gvec_mul_idx_d, uint64_t, ) #undef DO_MUL_IDX +#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 = simd_oprsz(desc), segment = 16 / sizeof(TYPE); \ + intptr_t idx = simd_data(desc); \ + TYPE *d = vd, *n = vn, *m = vm, *a = va; \ + for (i = 0; i < oprsz / sizeof(TYPE); i += segment) { \ + TYPE mm = m[H(i + idx)]; \ + for (j = 0; j < segment; j++) { \ + d[i + j] = 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) \ { \ -- 2.25.1