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b=gAt33i0SffLSgI2cVSFcW1dIEXsXpyg1lpa9WxqzilWwu1UsHWHq4LnU3TjiOZdkgEZ6 fZAH8MMppLTFGat9TWjYYTMxgdFLutHo7WbgcgonDEpSk2HEV+rEnmxC2zlJ0vucg5yN OI7SP4+gpOCXn84VhvzBZOV6mAS9DsmKXM6eCaiRI0kNuGSBXETwg5BWGnXbGOFP8bOj u6AIl9w7CCOE5fkfgtQNCY1rDgGEs+34KzE64g6QVEP2RUSYbTArVc+oO3Fm/LHuiJQb pBUeOG855tx8y5hVHIupWyeBBll+eCl1Nybp806cENqMVv9rfC/SpjwXsU2VQ9rlYiTb IA== From: Harsh Prateek Bora To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Cc: npiggin@gmail.com, balaton@eik.bme.hu, danielhb413@gmail.com Subject: [PATCH v2 1/7] target/ppc: use locally stored msr and avoid indirect access Date: Thu, 23 May 2024 10:44:06 +0530 Message-Id: <20240523051412.226970-2-harshpb@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240523051412.226970-1-harshpb@linux.ibm.com> References: <20240523051412.226970-1-harshpb@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: qp10zDUboWDtwjfPjoGvkKB5uZq8wY8n X-Proofpoint-ORIG-GUID: eRswrSWc6oCYqQbkNDyhbyoSpLrLZuxW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.12.28.16 definitions=2024-05-23_02,2024-05-22_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 mlxlogscore=717 bulkscore=0 adultscore=0 suspectscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2405010000 definitions=main-2405230033 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=148.163.158.5; envelope-from=harshpb@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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 @ibm.com) X-ZM-MESSAGEID: 1716441310884100003 Content-Type: text/plain; charset="utf-8" hreg_compute_hflags_value already stores msr locally to be used in most of the logic in the routine however some instances are still using env->msr which is unnecessary. Use locally stored value as available. Signed-off-by: Harsh Prateek Bora Reviewed-by: Nicholas Piggin --- target/ppc/helper_regs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c index 25258986e3..945fa1a596 100644 --- a/target/ppc/helper_regs.c +++ b/target/ppc/helper_regs.c @@ -106,10 +106,10 @@ static uint32_t hreg_compute_hflags_value(CPUPPCState= *env) =20 if (ppc_flags & POWERPC_FLAG_DE) { target_ulong dbcr0 =3D env->spr[SPR_BOOKE_DBCR0]; - if ((dbcr0 & DBCR0_ICMP) && FIELD_EX64(env->msr, MSR, DE)) { + if ((dbcr0 & DBCR0_ICMP) && FIELD_EX64(msr, MSR, DE)) { hflags |=3D 1 << HFLAGS_SE; } - if ((dbcr0 & DBCR0_BRT) && FIELD_EX64(env->msr, MSR, DE)) { + if ((dbcr0 & DBCR0_BRT) && FIELD_EX64(msr, MSR, DE)) { hflags |=3D 1 << HFLAGS_BE; } } else { --=20 2.39.3