Get rid of user_mode_only

[qemu] / cpu-exec.c

diff --git a/cpu-exec.c b/cpu-exec.c
index a3d6725..b40e74a 100644 (file)
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA  02110-1301 USA
  */
 #include "config.h"
 #define CPU_NO_GLOBAL_REGS
@@ -86,6 +86,7 @@ void cpu_resume_from_signal(CPUState *env1, void *puc)
 #endif
     }
 #endif
+    env->exception_index = -1;
     longjmp(env->jmp_env, 1);
 }
 
@@ -262,7 +263,8 @@ int cpu_exec(CPUState *env1)
                     if (ret == EXCP_DEBUG)
                         cpu_handle_debug_exception(env);
                     break;
-                } else if (env->user_mode_only) {
+                } else {
+#if defined(CONFIG_USER_ONLY)
                     /* if user mode only, we simulate a fake exception
                        which will be handled outside the cpu execution
                        loop */
@@ -276,7 +278,7 @@ int cpu_exec(CPUState *env1)
 #endif
                     ret = env->exception_index;
                     break;
-                } else {
+#else
 #if defined(TARGET_I386)
                     /* simulate a real cpu exception. On i386, it can
                        trigger new exceptions, but we do not handle
@@ -304,6 +306,7 @@ int cpu_exec(CPUState *env1)
 #elif defined(TARGET_M68K)
                     do_interrupt(0);
 #endif
+#endif
                 }
                 env->exception_index = -1;
             }
@@ -401,11 +404,11 @@ int cpu_exec(CPUState *env1)
                             int intno;
                             /* FIXME: this should respect TPR */
                             svm_check_intercept(SVM_EXIT_VINTR);
-                            env->interrupt_request &= ~CPU_INTERRUPT_VIRQ;
                             intno = ldl_phys(env->vm_vmcb + offsetof(struct vmcb, control.int_vector));
                             if (loglevel & CPU_LOG_TB_IN_ASM)
                                 fprintf(logfile, "Servicing virtual hardware INT=0x%02x\n", intno);
                             do_interrupt(intno, 0, 0, 0, 1);
+                            env->interrupt_request &= ~CPU_INTERRUPT_VIRQ;
                             next_tb = 0;
 #endif
                         }
@@ -918,7 +921,7 @@ static inline int handle_cpu_signal(unsigned long pc, unsigned long address,
     /* we restore the process signal mask as the sigreturn should
        do it (XXX: use sigsetjmp) */
         sigprocmask(SIG_SETMASK, old_set, NULL);
-        raise_exception_err(env, env->exception_index, env->error_code);
+        cpu_loop_exit();
     } else {
         /* activate soft MMU for this block */
         cpu_resume_from_signal(env, puc);
@@ -1007,7 +1010,7 @@ static inline int handle_cpu_signal(unsigned long pc, unsigned long address,
     /* we restore the process signal mask as the sigreturn should
        do it (XXX: use sigsetjmp) */
         sigprocmask(SIG_SETMASK, old_set, NULL);
-        do_raise_exception_err(env->exception_index, env->error_code);
+        cpu_loop_exit();
     } else {
         /* activate soft MMU for this block */
         cpu_resume_from_signal(env, puc);
@@ -1188,21 +1191,36 @@ int cpu_signal_handler(int host_signum, void *pinfo,
 
 #elif defined(__x86_64__)
 
+#ifdef __NetBSD__
+#define REG_ERR _REG_ERR
+#define REG_TRAPNO _REG_TRAPNO
+
+#define QEMU_UC_MCONTEXT_GREGS(uc, reg)        (uc)->uc_mcontext.__gregs[(reg)]
+#define QEMU_UC_MACHINE_PC(uc)         _UC_MACHINE_PC(uc)
+#else
+#define QEMU_UC_MCONTEXT_GREGS(uc, reg)        (uc)->uc_mcontext.gregs[(reg)]
+#define QEMU_UC_MACHINE_PC(uc)         QEMU_UC_MCONTEXT_GREGS(uc, REG_RIP)
+#endif
+
 int cpu_signal_handler(int host_signum, void *pinfo,
                        void *puc)
 {
     siginfo_t *info = pinfo;
-    struct ucontext *uc = puc;
     unsigned long pc;
+#ifdef __NetBSD__
+    ucontext_t *uc = puc;
+#else
+    struct ucontext *uc = puc;
+#endif
 
-    pc = uc->uc_mcontext.gregs[REG_RIP];
+    pc = QEMU_UC_MACHINE_PC(uc);
     return handle_cpu_signal(pc, (unsigned long)info->si_addr,
-                             uc->uc_mcontext.gregs[REG_TRAPNO] == 0xe ?
-                             (uc->uc_mcontext.gregs[REG_ERR] >> 1) & 1 : 0,
+                             QEMU_UC_MCONTEXT_GREGS(uc, REG_TRAPNO) == 0xe ?
+                             (QEMU_UC_MCONTEXT_GREGS(uc, REG_ERR) >> 1) & 1 : 0,
                              &uc->uc_sigmask, puc);
 }
 
-#elif defined(__powerpc__)
+#elif defined(_ARCH_PPC)
 
 /***********************************************************************
  * signal context platform-specific definitions