From nobody Tue Feb 10 09:58:16 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1651700204732614.4571702264234; Wed, 4 May 2022 14:36:44 -0700 (PDT) Received: from localhost ([::1]:46920 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nmMfr-0000jj-DX for importer@patchew.org; Wed, 04 May 2022 17:36:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60788) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nmMFq-0004rC-UJ; Wed, 04 May 2022 17:09:51 -0400 Received: from [187.72.171.209] (port=31154 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nmMFl-0008Jd-Aa; Wed, 04 May 2022 17:09:48 -0400 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Wed, 4 May 2022 18:07:51 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id 63C0B800902; Wed, 4 May 2022 18:07:51 -0300 (-03) From: =?UTF-8?q?V=C3=ADctor=20Colombo?= To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: clg@kaod.org, danielhb413@gmail.com, david@gibson.dropbear.id.au, groug@kaod.org, richard.henderson@linaro.org, balaton@eik.bme.hu, victor.colombo@eldorado.org.br Subject: [PATCH v4 16/22] target/ppc: Remove msr_ep macro Date: Wed, 4 May 2022 18:05:35 -0300 Message-Id: <20220504210541.115256-17-victor.colombo@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220504210541.115256-1-victor.colombo@eldorado.org.br> References: <20220504210541.115256-1-victor.colombo@eldorado.org.br> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-OriginalArrivalTime: 04 May 2022 21:07:51.0745 (UTC) FILETIME=[04169B10:01D85FFB] X-Host-Lookup-Failed: Reverse DNS lookup failed for 187.72.171.209 (failed) 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=187.72.171.209; envelope-from=victor.colombo@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.659, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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" X-ZM-MESSAGEID: 1651700207207100001 msr_ep macro hides the usage of env->msr, which is a bad behavior Substitute it with FIELD_EX64 calls that explicitly use env->msr as a parameter. Suggested-by: Richard Henderson Signed-off-by: V=C3=ADctor Colombo Reviewed-by: Richard Henderson --- target/ppc/cpu.h | 2 +- target/ppc/helper_regs.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index cd672dec93..5e804f0373 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -363,6 +363,7 @@ FIELD(MSR, EE, MSR_EE, 1) FIELD(MSR, PR, MSR_PR, 1) FIELD(MSR, FP, MSR_FP, 1) FIELD(MSR, ME, MSR_ME, 1) +FIELD(MSR, EP, MSR_EP, 1) FIELD(MSR, IR, MSR_IR, 1) FIELD(MSR, DR, MSR_DR, 1) FIELD(MSR, DS, MSR_DS, 1) @@ -486,7 +487,6 @@ FIELD(MSR, LE, MSR_LE, 1) #define msr_fe0 ((env->msr >> MSR_FE0) & 1) #define msr_de ((env->msr >> MSR_DE) & 1) #define msr_fe1 ((env->msr >> MSR_FE1) & 1) -#define msr_ep ((env->msr >> MSR_EP) & 1) #define msr_ts ((env->msr >> MSR_TS1) & 3) =20 #define DBCR0_ICMP (1 << 27) diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c index b150b78182..97cd263131 100644 --- a/target/ppc/helper_regs.c +++ b/target/ppc/helper_regs.c @@ -240,8 +240,8 @@ int hreg_store_msr(CPUPPCState *env, target_ulong value= , int alter_hv) /* Swap temporary saved registers with GPRs */ hreg_swap_gpr_tgpr(env); } - if (unlikely((value >> MSR_EP) & 1) !=3D msr_ep) { - env->excp_prefix =3D ((value >> MSR_EP) & 1) * 0xFFF00000; + if (unlikely((value ^ env->msr) & R_MSR_EP_MASK)) { + env->excp_prefix =3D FIELD_EX64(value, MSR, EP) * 0xFFF00000; } /* * If PR=3D1 then EE, IR and DR must be 1 --=20 2.25.1