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[174.21.143.238]) by smtp.gmail.com with ESMTPSA id mu17sm972324pjb.53.2020.06.17.21.29.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jun 2020 21:29:08 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 038/100] target/arm: Implement SVE2 integer absolute difference and accumulate Date: Wed, 17 Jun 2020 21:25:42 -0700 Message-Id: <20200618042644.1685561-39-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 Received-SPF: pass client-ip=2607:f8b0:4864:20::102a; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102a.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+patch=linaro.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- target/arm/sve.decode | 6 ++++++ target/arm/translate-sve.c | 21 +++++++++++++++++++++ 2 files changed, 27 insertions(+) -- 2.25.1 diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 90a9d6552a..b5450b1d4d 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1266,3 +1266,9 @@ URSRA 01000101 .. 0 ..... 1110 11 ..... ..... @rd_rn_tszimm_shr SRI 01000101 .. 0 ..... 11110 0 ..... ..... @rd_rn_tszimm_shr SLI 01000101 .. 0 ..... 11110 1 ..... ..... @rd_rn_tszimm_shl + +## SVE2 integer absolute difference and accumulate + +# TODO: Use @rda and %reg_movprfx here. +SABA 01000101 .. 0 ..... 11111 0 ..... ..... @rd_rn_rm +UABA 01000101 .. 0 ..... 11111 1 ..... ..... @rd_rn_rm diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 2bc20503e7..45b24826ac 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -6004,3 +6004,24 @@ static bool trans_SLI(DisasContext *s, arg_rri_esz *a) { return do_sve2_fn2i(s, a, gen_gvec_sli); } + +static bool do_sve2_fn_zzz(DisasContext *s, arg_rrr_esz *a, GVecGen3Fn *fn) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + if (sve_access_check(s)) { + gen_gvec_fn_zzz(s, fn, a->esz, a->rd, a->rn, a->rm); + } + return true; +} + +static bool trans_SABA(DisasContext *s, arg_rrr_esz *a) +{ + return do_sve2_fn_zzz(s, a, gen_gvec_saba); +} + +static bool trans_UABA(DisasContext *s, arg_rrr_esz *a) +{ + return do_sve2_fn_zzz(s, a, gen_gvec_uaba); +}