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([91.209.212.80]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-53f93377eefsm1026343e87.67.2024.12.10.08.20.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Dec 2024 08:20:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1733847610; x=1734452410; 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=6DQlHI7uclEdcPfrfvz33hHRsZVW+9hnV/7JAZehGk4=; b=dvgCbJHSjDiNWUH/H/Kp5s7dgWGvDiD3YfPFR8RMorffhw1zQ8EPOfRickhnHvuWUz 4wrcrEWKZ8BhzDFBwjZ/dsRuwgrnVPd4g1wHGuDRfCVMi6ZvLuQeyjTuKkPwH9onwhwN tW9i4oJaEqmm5Ilaap/3QumCM04jMQ4IdjXsyV9ZTQFY86bAJXwy2pZmpR0OTxnf3m1j GR743O2GbFmpL6kMhfLeNl32PKiiUipJ2JhsdCCjjBH24wJQlF8dgEZGEpI87e5ZCI7Y Yh2zypKL6NzC3s0DaF+HMeNxPdLqT+sJ2YS8MTRCboefqSlL6fE0DUO23IYEHAxEQ7Dx /dvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733847610; x=1734452410; 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=6DQlHI7uclEdcPfrfvz33hHRsZVW+9hnV/7JAZehGk4=; b=GkDePkJkOzgN+C+/tIPTIUPJ52R6+liJw8ERQzOuKxPpCVELnLYpVuD+gX6hLq4kmY 8GRalQEg9t20eKj5ySwZSBsvTxKcgMXAPQOXotdVxzfinSXFPrXPLBwpDEF3o4RQBGuL VJ1UZZzJihqTh7riA3LQvZfizJEwqDTPFlmnGNKOhvF4PRTz14SV2AxecTCvQw54wFb5 Xm6Ix5+0vbVfhtWXfdkX/sLrJIMKu5K2tRxffn6EYRFEdn32/h4b7yZeXh1PYrjBxzt5 Ip7zhWZo4rGjcRGsXjCCk5c6/4Df/Evb2KtQOTDgl+o4HnqbR46PA9oQ4gzfp8wFGG5A 9xsw== X-Gm-Message-State: AOJu0YyWgTUalgeV1F7lFII5AbofBikLmswrEbv3wbSs6Z+WB+l/W83s MTTvTEvy53+W64p0Ksit+HPooH0q+xuQnWc7iqkt5RjCXqagd70zUdMy8A3HNXOBW8Rb9gU5A+b SnXWQhK5t X-Gm-Gg: ASbGnctgrld4nieZVzOnbxfcbkN7EvWUNRbQfvVgVZ+RTz1Bif7l1TENhEL/MoYkLq8 J9aNTfyn5kvAGrOfMrauSrFfTSSp2hp3pAo+LmJ3NBm7yMWUUDsqI2jil2focjAGKA6+uG2fMzt cIA4C98HTDUOa3kX6E0yURKs8BAn8Ula8m0NDZVdRn7i+IoecD5RmHTCsfNA4g0w6ScwfYXMQZS XuLUTjh4LAR69TfVe3ZT+Gex9wU1JVvBR9D8//Y3razc7xo5AVphzdEUq4= X-Google-Smtp-Source: AGHT+IHI09HuVZ6JRHKX4khk6wwzIKO2PZX1iFI17qIRXu3C7p2tDNyfRhdGo2d/7wL9FKCWw4g7UA== X-Received: by 2002:a05:6512:6c8:b0:53f:f71:4d74 with SMTP id 2adb3069b0e04-53f0f714e3amr5508310e87.8.1733847610127; Tue, 10 Dec 2024 08:20:10 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 37/69] target/arm: Introduce gen_gvec_cls, gen_gvec_clz Date: Tue, 10 Dec 2024 10:17:01 -0600 Message-ID: <20241210161733.1830573-38-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-Type: text/plain; charset="utf-8" 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::136; envelope-from=richard.henderson@linaro.org; helo=mail-lf1-x136.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: 1733847717205116600 Add gvec interfaces for CLS and CLZ operations. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- target/arm/tcg/translate.h | 5 +++++ target/arm/tcg/gengvec.c | 35 +++++++++++++++++++++++++++++++++ target/arm/tcg/translate-a64.c | 29 +++++++-------------------- target/arm/tcg/translate-neon.c | 29 ++------------------------- 4 files changed, 49 insertions(+), 49 deletions(-) diff --git a/target/arm/tcg/translate.h b/target/arm/tcg/translate.h index 20cd0e851c..5c6c24f057 100644 --- a/target/arm/tcg/translate.h +++ b/target/arm/tcg/translate.h @@ -578,6 +578,11 @@ void gen_gvec_umaxp(unsigned vece, uint32_t rd_ofs, ui= nt32_t rn_ofs, void gen_gvec_uminp(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, uint32_t rm_ofs, uint32_t opr_sz, uint32_t max_sz); =20 +void gen_gvec_cls(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz); +void gen_gvec_clz(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz); + /* * Forward to the isar_feature_* tests given a DisasContext pointer. */ diff --git a/target/arm/tcg/gengvec.c b/target/arm/tcg/gengvec.c index f652520b65..834b2961c0 100644 --- a/target/arm/tcg/gengvec.c +++ b/target/arm/tcg/gengvec.c @@ -2358,3 +2358,38 @@ void gen_gvec_urhadd(unsigned vece, uint32_t rd_ofs,= uint32_t rn_ofs, assert(vece <=3D MO_32); tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, opr_sz, max_sz, &g[vece]); } + +void gen_gvec_cls(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz) +{ + static const GVecGen2 g[] =3D { + { .fni4 =3D gen_helper_neon_cls_s8, + .vece =3D MO_8 }, + { .fni4 =3D gen_helper_neon_cls_s16, + .vece =3D MO_16 }, + { .fni4 =3D tcg_gen_clrsb_i32, + .vece =3D MO_32 }, + }; + assert(vece <=3D MO_32); + tcg_gen_gvec_2(rd_ofs, rn_ofs, opr_sz, max_sz, &g[vece]); +} + +static void gen_clz32_i32(TCGv_i32 d, TCGv_i32 n) +{ + tcg_gen_clzi_i32(d, n, 32); +} + +void gen_gvec_clz(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, + uint32_t opr_sz, uint32_t max_sz) +{ + static const GVecGen2 g[] =3D { + { .fni4 =3D gen_helper_neon_clz_u8, + .vece =3D MO_8 }, + { .fni4 =3D gen_helper_neon_clz_u16, + .vece =3D MO_16 }, + { .fni4 =3D gen_clz32_i32, + .vece =3D MO_32 }, + }; + assert(vece <=3D MO_32); + tcg_gen_gvec_2(rd_ofs, rn_ofs, opr_sz, max_sz, &g[vece]); +} diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index bdbdc466ac..77d9f6452a 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -10321,6 +10321,13 @@ static void disas_simd_two_reg_misc(DisasContext *= s, uint32_t insn) } =20 switch (opcode) { + case 0x4: /* CLZ, CLS */ + if (u) { + gen_gvec_fn2(s, is_q, rd, rn, gen_gvec_clz, size); + } else { + gen_gvec_fn2(s, is_q, rd, rn, gen_gvec_cls, size); + } + return; case 0x5: if (u && size =3D=3D 0) { /* NOT */ gen_gvec_fn2(s, is_q, rd, rn, tcg_gen_gvec_not, 0); @@ -10379,13 +10386,6 @@ static void disas_simd_two_reg_misc(DisasContext *= s, uint32_t insn) if (size =3D=3D 2) { /* Special cases for 32 bit elements */ switch (opcode) { - case 0x4: /* CLS */ - if (u) { - tcg_gen_clzi_i32(tcg_res, tcg_op, 32); - } else { - tcg_gen_clrsb_i32(tcg_res, tcg_op); - } - break; case 0x2f: /* FABS */ gen_vfp_abss(tcg_res, tcg_op); break; @@ -10450,21 +10450,6 @@ static void disas_simd_two_reg_misc(DisasContext *= s, uint32_t insn) gen_helper_neon_cnt_u8(tcg_res, tcg_op); } break; - case 0x4: /* CLS, CLZ */ - if (u) { - if (size =3D=3D 0) { - gen_helper_neon_clz_u8(tcg_res, tcg_op); - } else { - gen_helper_neon_clz_u16(tcg_res, tcg_op); - } - } else { - if (size =3D=3D 0) { - gen_helper_neon_cls_s8(tcg_res, tcg_op); - } else { - gen_helper_neon_cls_s16(tcg_res, tcg_op); - } - } - break; default: case 0x7: /* SQABS, SQNEG */ g_assert_not_reached(); diff --git a/target/arm/tcg/translate-neon.c b/target/arm/tcg/translate-neo= n.c index 9c8829ad7d..1c89a53272 100644 --- a/target/arm/tcg/translate-neon.c +++ b/target/arm/tcg/translate-neon.c @@ -3120,6 +3120,8 @@ DO_2MISC_VEC(VCGT0, gen_gvec_cgt0) DO_2MISC_VEC(VCLE0, gen_gvec_cle0) DO_2MISC_VEC(VCGE0, gen_gvec_cge0) DO_2MISC_VEC(VCLT0, gen_gvec_clt0) +DO_2MISC_VEC(VCLS, gen_gvec_cls) +DO_2MISC_VEC(VCLZ, gen_gvec_clz) =20 static bool trans_VMVN(DisasContext *s, arg_2misc *a) { @@ -3227,33 +3229,6 @@ static bool trans_VREV16(DisasContext *s, arg_2misc = *a) return do_2misc(s, a, gen_rev16); } =20 -static bool trans_VCLS(DisasContext *s, arg_2misc *a) -{ - static NeonGenOneOpFn * const fn[] =3D { - gen_helper_neon_cls_s8, - gen_helper_neon_cls_s16, - gen_helper_neon_cls_s32, - NULL, - }; - return do_2misc(s, a, fn[a->size]); -} - -static void do_VCLZ_32(TCGv_i32 rd, TCGv_i32 rm) -{ - tcg_gen_clzi_i32(rd, rm, 32); -} - -static bool trans_VCLZ(DisasContext *s, arg_2misc *a) -{ - static NeonGenOneOpFn * const fn[] =3D { - gen_helper_neon_clz_u8, - gen_helper_neon_clz_u16, - do_VCLZ_32, - NULL, - }; - return do_2misc(s, a, fn[a->size]); -} - static bool trans_VCNT(DisasContext *s, arg_2misc *a) { if (a->size !=3D 0) { --=20 2.43.0