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[174.21.7.63]) by smtp.gmail.com with ESMTPSA id m10sm9260469pgs.4.2017.12.18.09.24.32 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 18 Dec 2017 09:24:32 -0800 (PST) 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 :mime-version:content-transfer-encoding; bh=ED/sGFM2UmEMA2zMq1t0YSITD+CoSMgfPJUUBeCqEVE=; b=P6iDsaI9/SZlIi/zxUQceTy9dIY0pqvxSFqg7CT3kv6jACc6xuSBpmOApIkVMXGtm5 nIQt89aRemGEWvpeoj5c/CbcZ+8mxuXZO2sad2Sp6qsnlceNzRrqZVmYaBPFEzk4qBjD tSqT0J3iseei/Y/ldLAcqOw747DDphLeJGQhQ= 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:mime-version:content-transfer-encoding; bh=ED/sGFM2UmEMA2zMq1t0YSITD+CoSMgfPJUUBeCqEVE=; b=bTheHpO3pD02Un/8hAQ75PfVf5ZFc+eMJetjm3jQbtrRTY98+4VPrTuXxWYausfGHN ti0s/UrBLj/PwuaVZ9wVGJICbye9ByP/gT78AY/lOef6chZWMJcHQM3ZF38Y1v2Wmb7t HZQsLSn4GjdYR8hlMLros+pTGFoDuBElpKZ/+FOhvoLW/K1H3waWFfjD0qpKC5xdLe2S bkOk2k5UJEjSBxlTSTpvruq42BSojA23+zYDdgvSRWsnVY4Nax4a4w4ukwUTvqPhsru4 cESjBB7j4BbfisozMI7fws6aCjrXBFXkt3ugjVxDI8R9ewMwiw+YuQHU3S+aBNlDMbK5 Y/Kg== X-Gm-Message-State: AKGB3mJutpztKuWdloOVWPYc7eK1mW2sLH7tqlu5L3qyKO+SVVhOTRAS zbsj64+BX2fMUtZE1O4z0Ul4LPCJlng= X-Google-Smtp-Source: ACJfBotJ2LKXgume106TEzTiGjZ+D4pUSlVLJjr4WYMmt2c+Z/7r4qVQF/GftOF3wj1BUQzDi5vZwA== X-Received: by 10.159.229.10 with SMTP id s10mr430408plq.386.1513617873322; Mon, 18 Dec 2017 09:24:33 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Mon, 18 Dec 2017 09:24:18 -0800 Message-Id: <20171218172425.18200-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20171218172425.18200-1-richard.henderson@linaro.org> References: <20171218172425.18200-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400e:c01::243 Subject: [Qemu-devel] [PATCH v2 04/11] target/arm: Decode aa64 armv8.1 scalar/vector x indexed element 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_6 Z_629925259 SPT_0 Reviewed-by: Alex Benn=C3=A9e Signed-off-by: Richard Henderson --- target/arm/translate-a64.c | 46 ++++++++++++++++++++++++++++++++++++++++--= ---- 1 file changed, 40 insertions(+), 6 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 3836e94135..85fc7af491 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -11857,12 +11857,23 @@ static void disas_simd_indexed(DisasContext *s, u= int32_t insn) is_long =3D true; /* fall through */ case 0xc: /* SQDMULH */ - case 0xd: /* SQRDMULH */ if (u) { unallocated_encoding(s); return; } break; + case 0xd: /* SQRDMULH / SQRDMLAH */ + if (u && !arm_dc_feature(s, ARM_FEATURE_V8_1_SIMD)) { + unallocated_encoding(s); + return; + } + break; + case 0xf: /* SQRDMLSH */ + if (!u || !arm_dc_feature(s, ARM_FEATURE_V8_1_SIMD)) { + unallocated_encoding(s); + return; + } + break; case 0x8: /* MUL */ if (u || is_scalar) { unallocated_encoding(s); @@ -12100,13 +12111,36 @@ static void disas_simd_indexed(DisasContext *s, u= int32_t insn) tcg_op, tcg_idx); } break; - case 0xd: /* SQRDMULH */ + case 0xd: /* SQRDMULH / SQRDMLAH */ + if (u) { /* SQRDMLAH */ + read_vec_element_i32(s, tcg_res, rd, pass, + is_scalar ? size : MO_32); + if (size =3D=3D 1) { + gen_helper_neon_qrdmlah_s16(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_r= es); + } else { + gen_helper_neon_qrdmlah_s32(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_r= es); + } + } else { /* SQRDMULH */ + if (size =3D=3D 1) { + gen_helper_neon_qrdmulh_s16(tcg_res, cpu_env, + tcg_op, tcg_idx); + } else { + gen_helper_neon_qrdmulh_s32(tcg_res, cpu_env, + tcg_op, tcg_idx); + } + } + break; + case 0xf: /* SQRDMLSH */ + read_vec_element_i32(s, tcg_res, rd, pass, + is_scalar ? size : MO_32); if (size =3D=3D 1) { - gen_helper_neon_qrdmulh_s16(tcg_res, cpu_env, - tcg_op, tcg_idx); + gen_helper_neon_qrdmlsh_s16(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); } else { - gen_helper_neon_qrdmulh_s32(tcg_res, cpu_env, - tcg_op, tcg_idx); + gen_helper_neon_qrdmlsh_s32(tcg_res, cpu_env, + tcg_op, tcg_idx, tcg_res); } break; default: --=20 2.14.3