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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499a9e784b3sm58282045e9.3.2026.08.19.07.57.32 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 19 Aug 2026 07:57:32 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Daniel Henrique Barboza , Peter Maydell , Richard Henderson , Pierrick Bouvier Subject: [PATCH 06/11] target/arm: Extract halt-to-exec transition out of arm_cpu_exec_halt() Date: Wed, 19 Aug 2026 16:56:44 +0200 Message-ID: <20260819145649.23439-7-philmd@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260819145649.23439-1-philmd@oss.qualcomm.com> References: <20260819145649.23439-1-philmd@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: jTfzGIro-uV2tEMEtNzz-KDkTVTxvWEC X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE5MDExNiBTYWx0ZWRfX9Ezafu618Zka os61qgBbd8DH6FMiTnEL4TCZQw0JGJ7tUGxfRWouORcQC/Vpwe/MAjI5/jwRZHFjrSRwU6lNt72 Y3dGxcO4f1L8ptM+otX6EO85ZRqENKv8yh+B6KMRAzCoqBXFvccphKIZJxUQfr4vwcLtzDket+I 47O3JI1rVvY6ea06RFX/LeQwl0nqxLwjKENkO88v+oF1heYuVjsEkRGyJTvCDXjTEuGRmhLXT+u 45amiyuWwTRWZ7GxuSvQK1iNd9X/8G7YquMZr6Toj05jZN3Ike8Wt8l3cCEAxD1OuCZEO2Xx+E1 GPtpQtfDkb05B+Oz/RoBFYyhDJ+rjf72RUtlSasgAfTlKdgpSyBjhtlOf9joifyvC+i+JUgZzto aSloDhuGtrhotG3IjR1yB3flAVsuvn9NDZL9a676nYEggfcNaKW2dpnrK+fiPKiwdlKuqbwYvVP 86TZE0d7zlV0zkRf3yQ== X-Authority-Analysis: v=2.4 cv=aMrAb79m c=1 sm=1 tr=0 ts=6a85c45f cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=4s3hRJSeHn4rkQlkrse1kQ==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=M51BFTxLslgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=wZIYt5ari_EcBv1I3vgA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=O8hF6Hzn-FEA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: jTfzGIro-uV2tEMEtNzz-KDkTVTxvWEC X-Proofpoint-Spam-Info: AW1haW4tMjYwODE5MDExNiBTYWx0ZWRfXzVPpuYBoA3l3 9uJJCszq2OWj6GU1092Csq6HrfdrhLDE1rXNp4fPa/6PR6+HXD/XFRWd+lzhIBMsWHYS+sBM4ka 5Um7Gjm+mfx8o4w0xuKDicfEo80ej9w= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-19_04,2026-08-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 spamscore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608190116 Received-SPF: pass client-ip=205.220.168.131; envelope-from=philmd@oss.qualcomm.com; helo=mx0a-0031df01.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, 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: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Refactor the target-specific halt-to-execution transition logic (disable WFE/WFI timers, clear the halt_reason flag) into a separate arm_cpu_transition_halt_to_exec() function. Signed-off-by: Philippe Mathieu-Daudé --- target/arm/cpu.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 77aa78f00e2..8e9b584559d 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -870,18 +870,26 @@ static bool arm_cpu_internal_is_big_endian(CPUState *cs) } #ifdef CONFIG_TCG +static void arm_cpu_transition_halt_to_exec(CPUState *cs) +{ + ARMCPU *cpu = ARM_CPU(cs); + + assert(cpu_has_work(cs)); + + /* We're about to come out of WFI/WFE: disable the WFxT timer */ + if (cpu->wfxt_timer) { + timer_del(cpu->wfxt_timer); + } + /* clear the halt reason */ + cpu->env.halt_reason = NOT_HALTED; +} + bool arm_cpu_exec_halt(CPUState *cs) { bool leave_halt = cpu_has_work(cs); if (leave_halt) { - /* We're about to come out of WFI/WFE: disable the WFxT timer */ - ARMCPU *cpu = ARM_CPU(cs); - if (cpu->wfxt_timer) { - timer_del(cpu->wfxt_timer); - } - /* clear the halt reason */ - cpu->env.halt_reason = NOT_HALTED; + arm_cpu_transition_halt_to_exec(cs); } return leave_halt; } -- 2.53.0