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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.88.169; 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, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1774567965201158500 Content-Type: text/plain; charset="utf-8" Never saw that one being trapped and could not reproduce on AMD. But from the QEMU bug tracker, that looks like another story on Intel processors. Present in "whpx_failures.txt" on https://gitlab.com/qemu-project/qemu/-/work_items/3349#note_3195249254 Signed-off-by: Mohamed Mediouni --- target/i386/emulate/x86_emu.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/target/i386/emulate/x86_emu.c b/target/i386/emulate/x86_emu.c index c2da1a133f..e6e6500ea5 100644 --- a/target/i386/emulate/x86_emu.c +++ b/target/i386/emulate/x86_emu.c @@ -1338,6 +1338,22 @@ static bool exec_xadd(CPUX86State *env, struct x86_d= ecode *decode) return 0; } =20 +static bool exec_sldt(CPUX86State *env, struct x86_decode *decode) +{ + x86_segment_selector seg =3D emul_ops->read_segment_selector(env_cpu(e= nv), R_LDTR); + write_val_ext(env, &decode->op[0], seg.sel, 2); + env->eip +=3D decode->len; + return 0; +} + +static bool exec_str(CPUX86State *env, struct x86_decode *decode) +{ + x86_segment_selector seg =3D emul_ops->read_segment_selector(env_cpu(e= nv), R_TR); + write_val_ext(env, &decode->op[0], seg.sel, 2); + env->eip +=3D decode->len; + return 0; +} + static struct cmd_handler { enum x86_decode_cmd cmd; bool (*handler)(CPUX86State *env, struct x86_decode *ins); @@ -1382,6 +1398,8 @@ static struct cmd_handler { {X86_DECODE_CMD_MOVSX, exec_movsx}, {X86_DECODE_CMD_XCHG, exec_xchg}, {X86_DECODE_CMD_XADD, exec_xadd}, + {X86_DECODE_CMD_SLDT, exec_sldt}, + {X86_DECODE_CMD_STR, exec_str} }; =20 static struct cmd_handler _cmd_handler[X86_DECODE_CMD_LAST]; --=20 2.50.1 (Apple Git-155)