From nobody Tue Feb 10 23:14:09 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1567022169; cv=none; d=zoho.com; s=zohoarc; b=P9sAJJxMTo32Xv5VQPgFbKLjccvubNEItxTJeFRWuFqsw1+8Movrx8npEUo/PJWtADKDw7MXX/8oBdbMcve2npoppBf4Y7ZNe0z1PKPQpeMD7Bj2xgcfO8QSraTUVj3zOGTtLg1s0vxoT9t9XTSD/uQS/h7s1UbKWqXbDGWtf7Y= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1567022169; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=kPR1JZrIaEB+BsbI73Fszb6T54V+9F/FGo5zTSmXHS0=; b=OCFU0Lep8FundCyhE3elBdsr8Rw8p8fxnwjUz48pgQ1BeXDCzs9wy1I5LjuFO0PBZ+xYuWtXblmKXvHwhObqljS4Ra+8Bt0HySLHvT4XZRG6iMX3pQL5WVf7efMZC71dnBk1dXtsuXyK5+in+zJofchSvWLNaB2epg5u9crMorQ= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1567022169100353.66372129497813; Wed, 28 Aug 2019 12:56:09 -0700 (PDT) Received: from localhost ([::1]:41792 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i3430-0003S5-O6 for importer@patchew.org; Wed, 28 Aug 2019 15:56:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38723) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i33Gp-0003wP-8w for qemu-devel@nongnu.org; Wed, 28 Aug 2019 15:06:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i33Gn-0000fR-Bd for qemu-devel@nongnu.org; Wed, 28 Aug 2019 15:06:14 -0400 Received: from mail-pl1-x644.google.com ([2607:f8b0:4864:20::644]:42557) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1i33Gm-0000cB-91 for qemu-devel@nongnu.org; Wed, 28 Aug 2019 15:06:12 -0400 Received: by mail-pl1-x644.google.com with SMTP id y1so390059plp.9 for ; Wed, 28 Aug 2019 12:06:10 -0700 (PDT) Received: from localhost.localdomain (97-113-7-119.tukw.qwest.net. [97.113.7.119]) by smtp.gmail.com with ESMTPSA id f27sm2967944pgm.60.2019.08.28.12.06.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Aug 2019 12:06:08 -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=kPR1JZrIaEB+BsbI73Fszb6T54V+9F/FGo5zTSmXHS0=; b=GKH+sTqS1LkwzkoPmwBjTfcQjHuO5EnBQ47PEUjUG1h6Z5MeS06ilHdYA0dnouacph sDOSn8/+suzG2qxNGgc9XqtVFRvrk92bCQ/Dz7HgI0XSbdgbRp1AITAVTNdgJ9Jr/NuI wvStruOUnlRwK7D5MxVrF25hGaZsy47Z94U8KaxYSzM9ooSSksNLfBVpvDLe27Hlzwz1 fbfgQbRm41QYm+CA3QHpMAzwIpno0UIUU9KM4crW1q1iBAfAfVA2HiSy0U61joiDFrh6 jjYnnyFAA29umgEjl2K5VHXeNXmLIC958BJCO6mFqp+XW5CajfUQWvYTdRuaCuFIo/n4 /gsA== 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=kPR1JZrIaEB+BsbI73Fszb6T54V+9F/FGo5zTSmXHS0=; b=jlkjlCtPBcB8iL+MmDjk/ziC1cO0tQNp3y3uEICiH2oMjN250Tc3mzHp/JG1NJE5T8 opmNwdNJYjL+oOKsXCzl8fBTBhdJQGkav3MH2f1OBT3amkUyAqO8dmrHDS5+cH+Wo5k/ aoUti/4sx/9krNN4KhBziDMlqWuuqp+w/WCZojXftg+dqa+R02F5vS8Y5SpxQJ6/++He emvh7LO6JYpRzFxtrknDVwUp99gg978mngfjXQy93k0QL9z94VOTxmMrPgOFHzWxrup5 Q5/xwJmCtZWZUn2HYeUPwnzXVZbiDfg2sCJ3YzSRmGPVUo0MjWq1NJnXmtf5OlbO3QJW HuGQ== X-Gm-Message-State: APjAAAUDYn/V7sqeItQXdG33v/DOqwUmHEerMRAgbn7CLIW6WCyNCita phIT7GhbK8svkzisAmTRbjUmQyE1uSE= X-Google-Smtp-Source: APXvYqxWwzzfjewnTUNP7SmCfTh4iy5koYhRV3+7mGAkkhJXdg3y+vJEWJrY9h+DamyTxGxOoUEyVg== X-Received: by 2002:a17:902:20e3:: with SMTP id v32mr5596520plg.142.1567019169701; Wed, 28 Aug 2019 12:06:09 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Wed, 28 Aug 2019 12:04:42 -0700 Message-Id: <20190828190456.30315-56-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190828190456.30315-1-richard.henderson@linaro.org> References: <20190828190456.30315-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::644 Subject: [Qemu-devel] [PATCH v3 55/69] target/arm: Convert T16 adjust sp (immediate) 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: 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) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/translate.c | 15 ++------------- target/arm/t16.decode | 9 +++++++++ 2 files changed, 11 insertions(+), 13 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index cf19f1f777..b7e2c72f35 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -10742,19 +10742,8 @@ static void disas_thumb_insn(DisasContext *s, uint= 32_t insn) /* misc */ op =3D (insn >> 8) & 0xf; switch (op) { - case 0: - /* - * 0b1011_0000_xxxx_xxxx - * - ADD (SP plus immediate) - * - SUB (SP minus immediate) - */ - tmp =3D load_reg(s, 13); - val =3D (insn & 0x7f) * 4; - if (insn & (1 << 7)) - val =3D -(int32_t)val; - tcg_gen_addi_i32(tmp, tmp, val); - store_sp_checked(s, tmp); - break; + case 0: /* add/sub (sp, immediate), in decodetree */ + goto illegal_op; =20 case 2: /* sign/zero extend. */ ARCH(6); diff --git a/target/arm/t16.decode b/target/arm/t16.decode index 5a570484e3..b425b86795 100644 --- a/target/arm/t16.decode +++ b/target/arm/t16.decode @@ -156,6 +156,15 @@ ADD_rrri 0100 0100 . .... ... @addsu= b_2h s=3D0 CMP_xrri 0100 0101 . .... ... @addsub_2h s=3D1 MOV_rxri 0100 0110 . .... ... @addsub_2h s=3D0 =20 +# Adjust SP (immediate) + +%imm7_0x4 0:7 !function=3Dtimes_4 +@addsub_sp_i .... .... . ....... \ + &s_rri_rot s=3D0 rd=3D13 rn=3D13 rot=3D0 imm=3D%imm7_0x4 + +ADD_rri 1011 0000 0 ....... @addsub_sp_i +SUB_rri 1011 0000 1 ....... @addsub_sp_i + # Branch and exchange =20 @branchr .... .... . rm:4 ... &r --=20 2.17.1