* as.c (perform_an_assembly_pass): If using cgen, call gas_cgen_begin.

[binutils.git] / gdb / infttrace.c

diff --git a/gdb/infttrace.c b/gdb/infttrace.c
index 98c70b9c6b586644e9bf593bb7c1e5518e1f26e0..f86ab025ef69c6c28d7cf8267a25e38fdfe63b5c 100644 (file)
--- a/gdb/infttrace.c
+++ b/gdb/infttrace.c
@@ -1,6 +1,6 @@
 /* Low level Unix child interface to ttrace, for GDB when running under HP-UX.
    Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
-   1999, 2000, 2001
+   1999, 2000, 2001, 2003
    Free Software Foundation, Inc.
 
    This file is part of GDB.
@@ -27,6 +27,7 @@
 #include "gdb_string.h"
 #include "gdb_wait.h"
 #include "command.h"
+#include "gdbthread.h"
 
 /* We need pstat functionality so that we can get the exec file
    for a process we attach to.
@@ -2289,7 +2290,7 @@ call_ttrace_wait (int pid, ttwopt_t option, ttstate_t *tsp, size_t tsp_size)
      thread descriptor.
 
      This caches the state.  The implementation of queries like
-     target_has_execd can then use this cached state, rather than
+     hpux_has_execd can then use this cached state, rather than
      be forced to make an explicit ttrace call to get it.
 
      (Guard against the condition that this is the first time we've
@@ -2947,7 +2948,7 @@ ptrace_wait (ptid_t ptid, int *status)
    child_acknowledge_created_inferior.)
  */
 int
-parent_attach_all (void)
+parent_attach_all (int p1, PTRACE_ARG3_TYPE p2, int p3)
 {
   int tt_status;
 
@@ -3357,8 +3358,6 @@ child_remove_vfork_catchpoint (int tid)
 }
 #endif
 
-#if defined(CHILD_HAS_FORKED)
-
 /* Q: Do we need to map the returned process ID to a thread ID?
 
  * A: I don't think so--here we want a _real_ pid.  Any later
@@ -3366,7 +3365,7 @@ child_remove_vfork_catchpoint (int tid)
  *    start the mapping.
  */
 int
-child_has_forked (int tid, int *childpid)
+hpux_has_forked (int tid, int *childpid)
 {
   int tt_status;
   ttstate_t ttrace_state;
@@ -3403,15 +3402,11 @@ child_has_forked (int tid, int *childpid)
 
   return 0;
 }
-#endif
-
-
-#if defined(CHILD_HAS_VFORKED)
 
-/* See child_has_forked for pid discussion.
+/* See hpux_has_forked for pid discussion.
  */
 int
-child_has_vforked (int tid, int *childpid)
+hpux_has_vforked (int tid, int *childpid)
 {
   int tt_status;
   ttstate_t ttrace_state;
@@ -3446,7 +3441,6 @@ child_has_vforked (int tid, int *childpid)
 
   return 0;
 }
-#endif
 
 
 #if defined(CHILD_INSERT_EXEC_CATCHPOINT)
@@ -3475,9 +3469,8 @@ child_remove_exec_catchpoint (int tid)
 #endif
 
 
-#if defined(CHILD_HAS_EXECD)
 int
-child_has_execd (int tid, char **execd_pathname)
+hpux_has_execd (int tid, char **execd_pathname)
 {
   int tt_status;
   ttstate_t ttrace_state;
@@ -3516,12 +3509,10 @@ child_has_execd (int tid, char **execd_pathname)
 
   return 0;
 }
-#endif
 
 
-#if defined(CHILD_HAS_SYSCALL_EVENT)
 int
-child_has_syscall_event (int pid, enum target_waitkind *kind, int *syscall_id)
+hpux_has_syscall_event (int pid, enum target_waitkind *kind, int *syscall_id)
 {
   int tt_status;
   ttstate_t ttrace_state;
@@ -3561,7 +3552,6 @@ child_has_syscall_event (int pid, enum target_waitkind *kind, int *syscall_id)
   *syscall_id = ttrace_state.tts_scno;
   return 1;
 }
-#endif
 \f
 
 
@@ -3685,7 +3675,7 @@ call_ptrace (int pt_request, int gdb_tid, PTRACE_ARG3_TYPE addr, int data)
          there's no need for any "break" statements.
        */
     case PT_SETTRC:
-      return parent_attach_all ();
+      return parent_attach_all (0, 0, 0);
 
     case PT_RUREGS:
       tt_status = read_from_register_save_state (gdb_tid,
@@ -3962,7 +3952,7 @@ threads_continue_all_but_one (lwpid_t gdb_tid, int signal)
        * state.tts_flags & TTS_STATEMASK == TTS_WASSUSPENDED
        */
       if (debug_on)
-       if (state.tts_flags & TTS_STATEMASK != TTS_WASSUSPENDED)
+       if ((state.tts_flags & TTS_STATEMASK) != TTS_WASSUSPENDED)
          printf ("About to continue non-stopped thread %d\n", scan_tid);
 #endif
 
@@ -4096,7 +4086,7 @@ threads_continue_all_with_signals (lwpid_t gdb_tid, int signal)
 
 #ifdef THREAD_DEBUG
       if (debug_on)
-       if (state.tts_flags & TTS_STATEMASK != TTS_WASSUSPENDED)
+       if ((state.tts_flags & TTS_STATEMASK) != TTS_WASSUSPENDED)
          warning ("About to continue non-stopped thread %d\n", scan_tid);
 #endif
 
@@ -4534,7 +4524,15 @@ child_resume (ptid_t ptid, int step, enum target_signal signal)
         pending signal will be passed to the inferior.  interrupt.exp
         in the testsuite does this precise thing and fails due to the
         unwanted signal delivery to the inferior.  */
-      if (resume_all_threads)
+      /* drow/2002-12-05: However, note that we must use TT_PROC_CONTINUE
+        if we are tracing a vfork.  */
+      if (vfork_in_flight)
+       {
+         call_ttrace (TT_PROC_CONTINUE, tid, TT_NIL, TT_NIL, TT_NIL);
+         clear_all_handled ();
+         clear_all_stepping_mode ();
+       }
+      else if (resume_all_threads)
        {
 #ifdef THREAD_DEBUG
          if (debug_on)
@@ -5053,9 +5051,7 @@ pre_fork_inferior (void)
     }
 }
 
-/* Called via #define REQUIRE_ATTACH from inftarg.c,
- * ultimately from "follow_inferior_fork" in infrun.c,
- * itself called from "resume".
+/* Called from child_follow_fork in hppah-nat.c.
  *
  * This seems to be intended to attach after a fork or
  * vfork, while "attach" is used to attach to a pid
@@ -5383,8 +5379,7 @@ hppa_insert_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
    watchpoints.
  */
 int
-hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
-                          enum bptype type)
+hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
 {
   CORE_ADDR page_start;
   int dictionary_is_empty;
@@ -5444,7 +5439,7 @@ hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
    hardware support.
  */
 int
-hppa_can_use_hw_watchpoint (enum bptype type, int cnt, enum bptype ot)
+hppa_can_use_hw_watchpoint (int type, int cnt, int ot)
 {
   return (type == bp_hardware_watchpoint);
 }