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Tue, 27 Oct 2026 15:58:01 +0000 (UTC) From: Mohamed Mediouni To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Pedro Barbuda , Pierrick Bouvier , Peter Maydell , Mohamed Mediouni Subject: [PATCH v2 16/18] whpx: i386: also save debug registers Date: Tue, 27 Oct 2026 16:57:35 +0100 Message-ID: <20261027155737.59271-17-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20261027155737.59271-1-mohamed@unpredictable.fr> References: <20261027155737.59271-1-mohamed@unpredictable.fr> X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: _p2AHmLR4nz-NjDpR5X3l2lf-5HLuPKy X-Proofpoint-ORIG-GUID: _p2AHmLR4nz-NjDpR5X3l2lf-5HLuPKy X-Authority-Info-Out: v=2.4 cv=W9I1lBWk c=1 sm=1 tr=0 ts=6ae0ca0c cx=c_apl:c_pps:t_out a=2G65uMN5HjSv0sBfM2Yj2w==:117 a=2G65uMN5HjSv0sBfM2Yj2w==:17 a=660iZSQnnn4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=3nrfYwkK1g5-NatN6WYA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDI3MDA2MyBTYWx0ZWRfXxLt4zApCY/lZ MyLl0hTzuK/gTwuehRdFXaIq6OtPTxtw9eamGPhPMvKArWdIX8o7umUMhxOWQaz87J94doUS2Ti ftmvDQGCLfIJg8AZt4Aqs0VI0ygK6CO7te71+lYWhIYiSThJrUFli6mbKAy0Fx+ZK80v7CrVx7d 7bgcA7w2ZxPDQT5XN1TrqEeAjbFAGgH9SskXK/YHGG90aalGCfg5VtfEaVKqosyJVyJXntDBnbf SElzFohW7GquNdnpQreHGSLKJrc/xFEpDcLblihEgUnWBzGlJYxSgzgKbR+7QPBqvQrC6agHsxb Z1RBgbDmWTtkpML5C48cc9e8BT4VD0mE1DFp2N8niSc66YkrevLAvgN1lsdD7M= X-JNJ: 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 Received-SPF: pass client-ip=2a01:b747:3005:206::16; envelope-from=mohamed@unpredictable.fr; helo=outbound.ci.icloud.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_PASS, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Signed-off-by: Mohamed Mediouni --- target/i386/whpx/whpx-all.c | 43 +++++++++++++++++++++++++++---------- 1 file changed, 32 insertions(+), 11 deletions(-) diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c index 26ca879c89..d2cd8e8001 100644 --- a/target/i386/whpx/whpx-all.c +++ b/target/i386/whpx/whpx-all.c @@ -101,16 +101,6 @@ static const WHV_REGISTER_NAME whpx_register_names[] = { WHvX64RegisterCr3, WHvX64RegisterCr4, - /* X64 Debug Registers */ - /* - * WHvX64RegisterDr0, - * WHvX64RegisterDr1, - * WHvX64RegisterDr2, - * WHvX64RegisterDr3, - * WHvX64RegisterDr6, - * WHvX64RegisterDr7, - */ - /* X64 MSRs */ WHvX64RegisterEfer, #ifdef TARGET_X86_64 @@ -126,7 +116,12 @@ static const WHV_REGISTER_NAME whpx_register_names[] = { WHvX64RegisterCstar, WHvX64RegisterSfmask, #endif - + WHvX64RegisterDr0, + WHvX64RegisterDr1, + WHvX64RegisterDr2, + WHvX64RegisterDr3, + WHvX64RegisterDr6, + WHvX64RegisterDr7 /* Interrupt / Event Registers */ /* * WHvRegisterPendingInterruption, @@ -686,6 +681,19 @@ void whpx_set_registers(CPUState *cpu, WHPXStateLevel level) vcxt.values[idx++].Reg64 = env->fmask; #endif + assert(whpx_register_names[idx] == WHvX64RegisterDr0); + vcxt.values[idx++].Reg64 = env->dr[0]; + assert(whpx_register_names[idx] == WHvX64RegisterDr1); + vcxt.values[idx++].Reg64 = env->dr[1]; + assert(whpx_register_names[idx] == WHvX64RegisterDr2); + vcxt.values[idx++].Reg64 = env->dr[2]; + assert(whpx_register_names[idx] == WHvX64RegisterDr3); + vcxt.values[idx++].Reg64 = env->dr[3]; + assert(whpx_register_names[idx] == WHvX64RegisterDr6); + vcxt.values[idx++].Reg64 = env->dr[6]; + assert(whpx_register_names[idx] == WHvX64RegisterDr7); + vcxt.values[idx++].Reg64 = env->dr[7]; + /* Interrupt / Event Registers - Skipped */ assert(idx == RTL_NUMBER_OF(whpx_register_names)); @@ -1070,6 +1078,19 @@ void whpx_get_registers(CPUState *cpu, WHPXStateLevel level) env->fmask = vcxt.values[idx++].Reg64; #endif + assert(whpx_register_names[idx] == WHvX64RegisterDr0); + env->dr[0] = vcxt.values[idx++].Reg64; + assert(whpx_register_names[idx] == WHvX64RegisterDr1); + env->dr[1] = vcxt.values[idx++].Reg64; + assert(whpx_register_names[idx] == WHvX64RegisterDr2); + env->dr[2] = vcxt.values[idx++].Reg64; + assert(whpx_register_names[idx] == WHvX64RegisterDr3); + env->dr[3] = vcxt.values[idx++].Reg64; + assert(whpx_register_names[idx] == WHvX64RegisterDr6); + env->dr[6] = vcxt.values[idx++].Reg64; + assert(whpx_register_names[idx] == WHvX64RegisterDr7); + env->dr[7] = vcxt.values[idx++].Reg64; + /* Interrupt / Event Registers - Skipped */ assert(idx == RTL_NUMBER_OF(whpx_register_names)); -- 2.54.0 (Apple Git-157)