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([91.209.212.80]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5402960b0absm26024e87.102.2024.12.10.08.24.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Dec 2024 08:24:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1733847880; x=1734452680; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=SjNCXqWLXBfOyQBfYtoOK+ENmcPrhXIDdj2qnDqUAHQ=; b=rfwv6EP7u02Undpu5ZIIsq8Nflri1YUslmRBk/fYeXp3G6vBV+R5xIhgZUwXT0OFhE XaYNSOUZYNGk3JpoPYHWXitGEB1285WqpFtPkp3keORnJViU5AcQx7PhxpOK27Rc4wy6 T5XUV43kzVW8NGra8hM4ZQc28mf+swhqXTdAzormYn2LRnWswizaP7NsyHu0qaelDZby HPYGGpt8VB8wuNLIkiVN4q7LPStPwLXO67W56PgCuSAwgE0wiRtW5zj4QH8pnKzy6UTW DEAJPMPdFvvyOyLBNU03FhL/g2rOynNIoXOyJHZLLaoBnNneQMJ8xuuAGd3wpT2hIoTU ihTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733847880; x=1734452680; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SjNCXqWLXBfOyQBfYtoOK+ENmcPrhXIDdj2qnDqUAHQ=; b=XKm/aYFxc/Z+mYM5PEXd+2NFd8nRNgo3DhebZXJP2NzZOaOWhGtcHXdEu9UEsuqjUO 1n94gR1G++J2m0BNofhRl54ACCzaJfFyBLV5bubfwjEMWdYJDo7uP4iv+2dAuKEzsyKU I8vSEPTFCsm36Glzy+JPdqD4N1FWuOM5/IcapE29JkXmpme+r5Fv5Y3AlSlLeuZ7Dihz p0ytIWW26PsMfXyaLXzZ7Vd9XiFHPupQ+hlDBvYDiC3Ucj88T/4OyJWpDF/rih160Ecp hw4BbndLZSmZTi1w+cdyydU6qW6NBAChIjlyN/2iRjuiGTCR22wb6PwzhNoyuubUmLNd 8fcA== X-Gm-Message-State: AOJu0YwZTl1rLxd/JsefySl9LVaf36FvKOJ+GeT/uwa1FCFyDQyKgI33 KhIJ9TINdBd9fsj3SILZCTl0fVF/VmNZcdHojijprHqgzYuYdF5VVkg7gVUo0z/NHX4pylfznE2 6tkjhA1cz X-Gm-Gg: ASbGncv3aTYdQ412WWAyIfA1DymKh2S8esQePPn1Df9EpHWZyBkXnzOFzRzc5Ju42AV sDC4tWsTnxVZEvvKgu6wgFvnl7v+cAjnodoX0XBkq/G0dZ1GHq9SX0ZfCl0AgPZUIa52kdXJAQf ESoWTNeYEKQGLTPlEWQ+ukCkxCpBJ6kudpB2EtxOaTUGE7s3b4q2ePj3adJLxn8JZyhtmPZBXip 92HzZpPBFjZS7ufzizfokjEtkDJXJl0pfOkLU+JWoNOAFmun/hv9IemzSw= X-Google-Smtp-Source: AGHT+IEI94Bb1AazIxMnKcq8Ed0CJHI5WrpFje7yfSL1sGMDvGAmEfy1lDNgfvv1qlWu1Jpr1QkzGg== X-Received: by 2002:a05:6512:3d11:b0:53e:3a01:cf4d with SMTP id 2adb3069b0e04-540240d1138mr1928041e87.31.1733847880500; Tue, 10 Dec 2024 08:24:40 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Peter Maydell Subject: [PATCH v2 59/69] target/arm: Convert [US]CVTF (vector, integer) scalar to decodetree Date: Tue, 10 Dec 2024 10:17:23 -0600 Message-ID: <20241210161733.1830573-60-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241210161733.1830573-1-richard.henderson@linaro.org> References: <20241210161733.1830573-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::12e; envelope-from=richard.henderson@linaro.org; helo=mail-lf1-x12e.google.com 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: 2.1.29 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1733848207869116600 Content-Type: text/plain; charset="utf-8" Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/tcg/translate-a64.c | 35 ++++++++++++++++++++++++---------- target/arm/tcg/a64.decode | 6 ++++++ 2 files changed, 31 insertions(+), 10 deletions(-) diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index 894befef4d..6e9d040ebf 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -8599,6 +8599,29 @@ static bool do_cvtf_g(DisasContext *s, arg_fcvt *a, = bool is_signed) TRANS(SCVTF_g, do_cvtf_g, a, true) TRANS(UCVTF_g, do_cvtf_g, a, false) =20 +/* + * [US]CVTF (vector), scalar version. + * Which sounds weird, but really just means input from fp register + * instead of input from general register. Input and output element + * size are always equal. + */ +static bool do_cvtf_f(DisasContext *s, arg_fcvt *a, bool is_signed) +{ + TCGv_i64 tcg_int; + int check =3D fp_access_check_scalar_hsd(s, a->esz); + + if (check <=3D 0) { + return check =3D=3D 0; + } + + tcg_int =3D tcg_temp_new_i64(); + read_vec_element(s, tcg_int, a->rn, 0, a->esz | (is_signed ? MO_SIGN := 0)); + return do_cvtf_scalar(s, a->esz, a->rd, a->shift, tcg_int, is_signed); +} + +TRANS(SCVTF_f, do_cvtf_f, a, true) +TRANS(UCVTF_f, do_cvtf_f, a, false) + static void do_fcvt_scalar(DisasContext *s, MemOp out, MemOp esz, TCGv_i64 tcg_out, int shift, int rn, ARMFPRounding rmode) @@ -9838,16 +9861,6 @@ static void disas_simd_scalar_two_reg_misc(DisasCont= ext *s, uint32_t insn) case 0x6d: /* FCMLE (zero) */ handle_2misc_fcmp_zero(s, opcode, true, u, true, size, rn, rd); return; - case 0x1d: /* SCVTF */ - case 0x5d: /* UCVTF */ - { - bool is_signed =3D (opcode =3D=3D 0x1d); - if (!fp_access_check(s)) { - return; - } - handle_simd_intfp_conv(s, rd, rn, 1, is_signed, 0, size); - return; - } case 0x3d: /* FRECPE */ case 0x3f: /* FRECPX */ case 0x7d: /* FRSQRTE */ @@ -9867,6 +9880,8 @@ static void disas_simd_scalar_two_reg_misc(DisasConte= xt *s, uint32_t insn) case 0x1c: /* FCVTAS */ case 0x5c: /* FCVTAU */ case 0x56: /* FCVTXN, FCVTXN2 */ + case 0x1d: /* SCVTF */ + case 0x5d: /* UCVTF */ default: unallocated_encoding(s); return; diff --git a/target/arm/tcg/a64.decode b/target/arm/tcg/a64.decode index f66f62da4f..146500d9c4 100644 --- a/target/arm/tcg/a64.decode +++ b/target/arm/tcg/a64.decode @@ -1657,6 +1657,12 @@ FCVTXN_s 0111 1110 011 00001 01101 0 ..... ..= ... @rr_s @icvt_sd . ....... .. ...... ...... rn:5 rd:5 \ &fcvt sf=3D0 esz=3D%esz_sd shift=3D0 =20 +SCVTF_f 0101 1110 011 11001 11011 0 ..... ..... @icvt_h +SCVTF_f 0101 1110 0.1 00001 11011 0 ..... ..... @icvt_sd + +UCVTF_f 0111 1110 011 11001 11011 0 ..... ..... @icvt_h +UCVTF_f 0111 1110 0.1 00001 11011 0 ..... ..... @icvt_sd + FCVTNS_f 0101 1110 011 11001 10101 0 ..... ..... @icvt_h FCVTNS_f 0101 1110 0.1 00001 10101 0 ..... ..... @icvt_sd FCVTNU_f 0111 1110 011 11001 10101 0 ..... ..... @icvt_h --=20 2.43.0