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[97.126.112.211]) by smtp.gmail.com with ESMTPSA id b84-v6sm28179157pfm.123.2018.05.30.11.01.37 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 30 May 2018 11:01:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Kp4DBikk3yZbQpa3m9qbcNB6Ol8v1TI2EZIhxI1zmKk=; b=OusqQE83iOZ44zYWr9iocXZ9i4npimEyaxFui/Z1NQvBbdtBFeYTlRuPicI1yVGstz o2AxjdBsYXJcqB9C25MneZQHdPdfMxWnE1lA5Guf1evyDCB9IKKFewSrpaG9dJZ1fB4Y BWb0SNd51KEyzDTWhp1kIsGFTisSax7eVjDlQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Kp4DBikk3yZbQpa3m9qbcNB6Ol8v1TI2EZIhxI1zmKk=; b=GWYUfZDUIoQ2KaXkJLJ9O6/U94Qx9XEmfL6V2vl2kBu/Eta7Acf9HtdzdxXO97qpOd fvx7mktART97zckIP9Xguv2wwmlMauwUr2EsY0cMxpu5X8BiF9jXiuk/Xnu4evz7Z+yy kkl4gU9ExfncmUkUA3Vvcf1ZsKLOIbA+123LEWBMdWIYuXO3nFRJDRbEXDvIeZqbo2F+ qN5PwGLNXaEHv4OeHuAoEG6dM8TdQ74GPMEYLuLpVhOQtTfMmUsBIM3o/n1mfZ2WoJ0j lAvAZ9L42tXH1/marL4TXqKfo2o5yNzB+H2upguao9Qlh2/ODxf4VvHMR9XTGxYV5gPT ipIw== X-Gm-Message-State: ALKqPweI4S1C3qZueoqV5brXln1M91eww8rSwU39RuqOpcwvDP5g1f0B qsn227blq/IAcouFZKJXQ6TfIBQnzcg= X-Google-Smtp-Source: ADUXVKIejPPHW36WWChAMzkyGEsaM5GV36Vt+iIWtpZFs63zBH7yVA+W0N98wOOkcsfdSKx6ZzPObA== X-Received: by 2002:a62:3a59:: with SMTP id h86-v6mr3693245pfa.209.1527703298450; Wed, 30 May 2018 11:01:38 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 30 May 2018 11:01:12 -0700 Message-Id: <20180530180120.13355-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180530180120.13355-1-richard.henderson@linaro.org> References: <20180530180120.13355-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c05::230 Subject: [Qemu-devel] [PATCH v3b 10/18] target/arm: Implement SVE Select Vectors Group X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/helper-sve.h | 9 +++++++ target/arm/sve_helper.c | 55 ++++++++++++++++++++++++++++++++++++++ target/arm/translate-sve.c | 2 ++ target/arm/sve.decode | 6 +++++ 4 files changed, 72 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index c3f8a2b502..0f57f64895 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -195,6 +195,15 @@ DEF_HELPER_FLAGS_5(sve_lsl_zpzz_s, TCG_CALL_NO_RWG, DEF_HELPER_FLAGS_5(sve_lsl_zpzz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) =20 +DEF_HELPER_FLAGS_5(sve_sel_zpzz_b, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(sve_sel_zpzz_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(sve_sel_zpzz_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_5(sve_sel_zpzz_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_5(sve_asr_zpzw_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve_asr_zpzw_h, TCG_CALL_NO_RWG, diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index f6d4b2139a..51cf9c47d9 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -2145,3 +2145,58 @@ void HELPER(sve_splice)(void *vd, void *vn, void *vm= , void *vg, uint32_t desc) } swap_memmove(vd + len, vm, opr_sz * 8 - len); } + +void HELPER(sve_sel_zpzz_b)(void *vd, void *vn, void *vm, + void *vg, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc) / 8; + uint64_t *d =3D vd, *n =3D vn, *m =3D vm; + uint8_t *pg =3D vg; + + for (i =3D 0; i < opr_sz; i +=3D 1) { + uint64_t nn =3D n[i], mm =3D m[i]; + uint64_t pp =3D expand_pred_b(pg[H1(i)]); + d[i] =3D (nn & pp) | (mm & ~pp); + } +} + +void HELPER(sve_sel_zpzz_h)(void *vd, void *vn, void *vm, + void *vg, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc) / 8; + uint64_t *d =3D vd, *n =3D vn, *m =3D vm; + uint8_t *pg =3D vg; + + for (i =3D 0; i < opr_sz; i +=3D 1) { + uint64_t nn =3D n[i], mm =3D m[i]; + uint64_t pp =3D expand_pred_h(pg[H1(i)]); + d[i] =3D (nn & pp) | (mm & ~pp); + } +} + +void HELPER(sve_sel_zpzz_s)(void *vd, void *vn, void *vm, + void *vg, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc) / 8; + uint64_t *d =3D vd, *n =3D vn, *m =3D vm; + uint8_t *pg =3D vg; + + for (i =3D 0; i < opr_sz; i +=3D 1) { + uint64_t nn =3D n[i], mm =3D m[i]; + uint64_t pp =3D expand_pred_s(pg[H1(i)]); + d[i] =3D (nn & pp) | (mm & ~pp); + } +} + +void HELPER(sve_sel_zpzz_d)(void *vd, void *vn, void *vm, + void *vg, uint32_t desc) +{ + intptr_t i, opr_sz =3D simd_oprsz(desc) / 8; + uint64_t *d =3D vd, *n =3D vn, *m =3D vm; + uint8_t *pg =3D vg; + + for (i =3D 0; i < opr_sz; i +=3D 1) { + uint64_t nn =3D n[i], mm =3D m[i]; + d[i] =3D (pg[H1(i)] & 1 ? nn : mm); + } +} diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index cf3624b439..53b86af94d 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -373,6 +373,8 @@ static bool trans_UDIV_zpzz(DisasContext *s, arg_rprr_e= sz *a, uint32_t insn) return do_zpzz_ool(s, a, fns[a->esz]); } =20 +DO_ZPZZ(SEL, sel) + #undef DO_ZPZZ =20 /* diff --git a/target/arm/sve.decode b/target/arm/sve.decode index a9fa631252..91522d8e13 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -98,6 +98,7 @@ &rprr_esz rn=3D%reg_movprfx @rdm_pg_rn ........ esz:2 ... ... ... pg:3 rn:5 rd:5 \ &rprr_esz rm=3D%reg_movprfx +@rd_pg4_rn_rm ........ esz:2 . rm:5 .. pg:4 rn:5 rd:5 &rprr_esz =20 # Three register operand, with governing predicate, vector element size @rda_pg_rn_rm ........ esz:2 . rm:5 ... pg:3 rn:5 rd:5 \ @@ -466,6 +467,11 @@ RBIT 00000101 .. 1001 11 100 ... ..... ....= . @rd_pg_rn # SVE vector splice (predicated) SPLICE 00000101 .. 101 100 100 ... ..... ..... @rdn_pg_rm =20 +### SVE Select Vectors Group + +# SVE select vector elements (predicated) +SEL_zpzz 00000101 .. 1 ..... 11 .... ..... ..... @rd_pg4_rn= _rm + ### SVE Predicate Logical Operations Group =20 # SVE predicate logical operations --=20 2.17.0