From nobody Wed Nov 5 09:27:46 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1499433017509103.01727426198272; Fri, 7 Jul 2017 06:10:17 -0700 (PDT) Received: from localhost ([::1]:56458 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTT1Q-0005Ew-Ah for importer@patchew.org; Fri, 07 Jul 2017 09:10:12 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46944) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTSiI-00059Z-US for qemu-devel@nongnu.org; Fri, 07 Jul 2017 08:50:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dTSiF-0002di-QY for qemu-devel@nongnu.org; Fri, 07 Jul 2017 08:50:27 -0400 Received: from roura.ac.upc.edu ([147.83.33.10]:39401 helo=roura.ac.upc.es) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTSiF-0002dW-ET; Fri, 07 Jul 2017 08:50:23 -0400 Received: from correu-1.ac.upc.es (correu-1.ac.upc.es [147.83.30.91]) by roura.ac.upc.es (8.13.8/8.13.8) with ESMTP id v67CoJfF021888; Fri, 7 Jul 2017 14:50:19 +0200 Received: from localhost (63.red-83-51-187.dynamicip.rima-tde.net [83.51.187.63]) by correu-1.ac.upc.es (Postfix) with ESMTPSA id B5EB0258; Fri, 7 Jul 2017 14:50:13 +0200 (CEST) From: =?utf-8?b?TGx1w61z?= Vilanova To: qemu-devel@nongnu.org Date: Fri, 7 Jul 2017 14:50:07 +0200 Message-Id: <149943180765.8972.18399158340352150851.stgit@frigg.lan> X-Mailer: git-send-email 2.13.2 In-Reply-To: <149942760788.8972.474351671751194003.stgit@frigg.lan> References: <149942760788.8972.474351671751194003.stgit@frigg.lan> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by roura.ac.upc.es id v67CoJfF021888 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x [fuzzy] X-Received-From: 147.83.33.10 Subject: [Qemu-devel] [PATCH v12 17/27] target/arm: [tcg] Port to insn_start 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 , Peter Crosthwaite , "Emilio G. Cota" , "open list:ARM" , Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Incrementally paves the way towards using the generic instruction translati= on loop. Signed-off-by: Llu=C3=ADs Vilanova Reviewed-by: Richard Henderson Reviewed-by: Alex Benn=C3=A9e --- target/arm/translate.c | 36 +++++++++++++++++++++--------------- 1 file changed, 21 insertions(+), 15 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index 22af4e372a..7a1935d4d7 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -11896,6 +11896,26 @@ static void arm_tr_tb_start(DisasContextBase *dcba= se, CPUState *cpu) } } =20 +static void arm_tr_insn_start(DisasContextBase *dcbase, CPUState *cpu) +{ + DisasContext *dc =3D container_of(dcbase, DisasContext, base); + + dc->insn_start_idx =3D tcg_op_buf_count(); + tcg_gen_insn_start(dc->pc, + (dc->condexec_cond << 4) | (dc->condexec_mask >> 1), + 0); + +#ifdef CONFIG_USER_ONLY + /* Intercept jump to the magic kernel page. */ + if (dc->pc >=3D 0xffff0000) { + /* We always get here via a jump, so know we are not in a + conditional execution block. */ + gen_exception_internal(EXCP_KERNEL_TRAP); + dc->base.is_jmp =3D DISAS_EXC; + } +#endif +} + /* generate intermediate code for basic block 'tb'. */ void gen_intermediate_code(CPUState *cs, TranslationBlock *tb) { @@ -11939,21 +11959,7 @@ void gen_intermediate_code(CPUState *cs, Translati= onBlock *tb) =20 do { dc->base.num_insns++; - dc->insn_start_idx =3D tcg_op_buf_count(); - tcg_gen_insn_start(dc->pc, - (dc->condexec_cond << 4) | (dc->condexec_mask >= > 1), - 0); - -#ifdef CONFIG_USER_ONLY - /* Intercept jump to the magic kernel page. */ - if (dc->pc >=3D 0xffff0000) { - /* We always get here via a jump, so know we are not in a - conditional execution block. */ - gen_exception_internal(EXCP_KERNEL_TRAP); - dc->base.is_jmp =3D DISAS_EXC; - break; - } -#endif + arm_tr_insn_start(&dc->base, cs); =20 if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) { CPUBreakpoint *bp;