unloaded_dll (NULL, load_addr);
}
-static void
-handle_exception (struct target_waitstatus *ourstatus)
-{
- DWORD code = current_event.u.Exception.ExceptionRecord.ExceptionCode;
-
- memcpy (&siginfo_er, ¤t_event.u.Exception.ExceptionRecord,
- sizeof siginfo_er);
-
- ourstatus->kind = TARGET_WAITKIND_STOPPED;
-
- switch (code)
- {
- case EXCEPTION_ACCESS_VIOLATION:
- OUTMSG2 (("EXCEPTION_ACCESS_VIOLATION"));
- ourstatus->value.sig = GDB_SIGNAL_SEGV;
- break;
- case STATUS_STACK_OVERFLOW:
- OUTMSG2 (("STATUS_STACK_OVERFLOW"));
- ourstatus->value.sig = GDB_SIGNAL_SEGV;
- break;
- case STATUS_FLOAT_DENORMAL_OPERAND:
- OUTMSG2 (("STATUS_FLOAT_DENORMAL_OPERAND"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
- OUTMSG2 (("EXCEPTION_ARRAY_BOUNDS_EXCEEDED"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_INEXACT_RESULT:
- OUTMSG2 (("STATUS_FLOAT_INEXACT_RESULT"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_INVALID_OPERATION:
- OUTMSG2 (("STATUS_FLOAT_INVALID_OPERATION"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_OVERFLOW:
- OUTMSG2 (("STATUS_FLOAT_OVERFLOW"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_STACK_CHECK:
- OUTMSG2 (("STATUS_FLOAT_STACK_CHECK"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_UNDERFLOW:
- OUTMSG2 (("STATUS_FLOAT_UNDERFLOW"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_FLOAT_DIVIDE_BY_ZERO:
- OUTMSG2 (("STATUS_FLOAT_DIVIDE_BY_ZERO"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_INTEGER_DIVIDE_BY_ZERO:
- OUTMSG2 (("STATUS_INTEGER_DIVIDE_BY_ZERO"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case STATUS_INTEGER_OVERFLOW:
- OUTMSG2 (("STATUS_INTEGER_OVERFLOW"));
- ourstatus->value.sig = GDB_SIGNAL_FPE;
- break;
- case EXCEPTION_BREAKPOINT:
- OUTMSG2 (("EXCEPTION_BREAKPOINT"));
- ourstatus->value.sig = GDB_SIGNAL_TRAP;
-#ifdef _WIN32_WCE
- /* Remove the initial breakpoint. */
- check_breakpoints ((CORE_ADDR) (long) current_event
- .u.Exception.ExceptionRecord.ExceptionAddress);
-#endif
- break;
- case DBG_CONTROL_C:
- OUTMSG2 (("DBG_CONTROL_C"));
- ourstatus->value.sig = GDB_SIGNAL_INT;
- break;
- case DBG_CONTROL_BREAK:
- OUTMSG2 (("DBG_CONTROL_BREAK"));
- ourstatus->value.sig = GDB_SIGNAL_INT;
- break;
- case EXCEPTION_SINGLE_STEP:
- OUTMSG2 (("EXCEPTION_SINGLE_STEP"));
- ourstatus->value.sig = GDB_SIGNAL_TRAP;
- break;
- case EXCEPTION_ILLEGAL_INSTRUCTION:
- OUTMSG2 (("EXCEPTION_ILLEGAL_INSTRUCTION"));
- ourstatus->value.sig = GDB_SIGNAL_ILL;
- break;
- case EXCEPTION_PRIV_INSTRUCTION:
- OUTMSG2 (("EXCEPTION_PRIV_INSTRUCTION"));
- ourstatus->value.sig = GDB_SIGNAL_ILL;
- break;
- case EXCEPTION_NONCONTINUABLE_EXCEPTION:
- OUTMSG2 (("EXCEPTION_NONCONTINUABLE_EXCEPTION"));
- ourstatus->value.sig = GDB_SIGNAL_ILL;
- break;
- default:
- if (current_event.u.Exception.dwFirstChance)
- {
- ourstatus->kind = TARGET_WAITKIND_SPURIOUS;
- return;
- }
- OUTMSG2 (("gdbserver: unknown target exception 0x%08x at 0x%s",
- (unsigned) current_event.u.Exception.ExceptionRecord.ExceptionCode,
- phex_nz ((uintptr_t) current_event.u.Exception.ExceptionRecord.
- ExceptionAddress, sizeof (uintptr_t))));
- ourstatus->value.sig = GDB_SIGNAL_UNKNOWN;
- break;
- }
- OUTMSG2 (("\n"));
- last_sig = ourstatus->value.sig;
-}
-
-
static void
suspend_one_thread (thread_info *thread)
{
}
#endif
+/* See nat/windows-nat.h. */
+
+bool
+windows_nat::handle_ms_vc_exception (const EXCEPTION_RECORD *rec)
+{
+ return false;
+}
+
/* Get the next event from the child. */
static int
-get_child_debug_event (struct target_waitstatus *ourstatus)
+get_child_debug_event (DWORD *continue_status,
+ struct target_waitstatus *ourstatus)
{
ptid_t ptid;
last_sig = GDB_SIGNAL_0;
ourstatus->kind = TARGET_WAITKIND_SPURIOUS;
+ *continue_status = DBG_CONTINUE;
/* Check if GDB sent us an interrupt request. */
check_remote_input_interrupt_request ();
"for pid=%u tid=%x\n",
(unsigned) current_event.dwProcessId,
(unsigned) current_event.dwThreadId));
- handle_exception (ourstatus);
+ if (handle_exception (ourstatus, debug_threads)
+ == HANDLE_EXCEPTION_UNHANDLED)
+ *continue_status = DBG_EXCEPTION_NOT_HANDLED;
break;
case OUTPUT_DEBUG_STRING_EVENT:
while (1)
{
- if (!get_child_debug_event (ourstatus))
+ DWORD continue_status;
+ if (!get_child_debug_event (&continue_status, ourstatus))
continue;
switch (ourstatus->kind)
/* fall-through */
case TARGET_WAITKIND_SPURIOUS:
/* do nothing, just continue */
- child_continue (DBG_CONTINUE, -1);
+ child_continue (continue_status, -1);
break;
}
}