2004-01-09 Elena Zannoni <ezannoni@redhat.com>

[deliverable/binutils-gdb.git] / gdb / ia64-linux-nat.c

diff --git a/gdb/ia64-linux-nat.c b/gdb/ia64-linux-nat.c
index ff0557b87e3ece3567d4998a2bd4298551db2a4f..00f66fb2e83693883d58b72d7dbbc12a9c7a08e2 100644 (file)
--- a/gdb/ia64-linux-nat.c
+++ b/gdb/ia64-linux-nat.c
@@ -1,7 +1,8 @@
 /* Functions specific to running gdb native on IA-64 running
    GNU/Linux.
 
-   Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+   Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
+   Inc.
 
    This file is part of GDB.
 
@@ -21,6 +22,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #include "defs.h"
+#include "gdb_string.h"
 #include "inferior.h"
 #include "target.h"
 #include "gdbcore.h"
@@ -28,10 +30,11 @@
 
 #include <signal.h>
 #include <sys/ptrace.h>
-#include <sys/wait.h>
+#include "gdb_wait.h"
 #ifdef HAVE_SYS_REG_H
 #include <sys/reg.h>
 #endif
+#include <sys/syscall.h>
 #include <sys/user.h>
 
 #include <asm/ptrace_offsets.h>
@@ -340,7 +343,7 @@ int ia64_cannot_store_register (regno)
      to be changed by (roughly) N as well.  (It could be N-1 or N+1
      depending upon where the NaT collection bits fall.)
 
-     OTOH, the linux kernel provides read/write access to bsp (and
+     OTOH, the Linux kernel provides read/write access to bsp (and
      currently read/write access to bspstore as well).  But it
      is definitely the case that if you change one, the other
      will change at the same time.  It is more useful to gdb to
@@ -400,8 +403,8 @@ fill_gregset (gregset_t *gregsetp, int regno)
 
 #define COPY_REG(_idx_,_regi_) \
   if ((regno == -1) || regno == _regi_) \
-    memcpy (regp + _idx_, &registers[REGISTER_BYTE (_regi_)], \
-           REGISTER_RAW_SIZE (_regi_))
+    memcpy (regp + _idx_, &deprecated_registers[DEPRECATED_REGISTER_BYTE (_regi_)], \
+           DEPRECATED_REGISTER_RAW_SIZE (_regi_))
 
   for (regi = IA64_GR0_REGNUM; regi <= IA64_GR31_REGNUM; regi++)
     {
@@ -439,7 +442,7 @@ fill_gregset (gregset_t *gregsetp, int regno)
 void
 supply_fpregset (fpregset_t *fpregsetp)
 {
-  register int regi;
+  int regi;
   char *from;
 
   for (regi = IA64_FR0_REGNUM; regi <= IA64_FR127_REGNUM; regi++)
@@ -465,9 +468,9 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
     {
       if ((regno == -1) || (regno == regi))
        {
-         from = (char *) &registers[REGISTER_BYTE (regi)];
+         from = (char *) &deprecated_registers[DEPRECATED_REGISTER_BYTE (regi)];
          to = (char *) &((*fpregsetp)[regi - IA64_FR0_REGNUM]);
-         memcpy (to, from, REGISTER_RAW_SIZE (regi));
+         memcpy (to, from, DEPRECATED_REGISTER_RAW_SIZE (regi));
        }
     }
 }
@@ -632,7 +635,8 @@ ia64_linux_stopped_by_watchpoint (ptid_t ptid)
   errno = 0;
   ptrace (PTRACE_GETSIGINFO, tid, (PTRACE_ARG3_TYPE) 0, &siginfo);
 
-  if (errno != 0 || (siginfo.si_code & 0xffff) != 0x0004 /* TRAP_HWBKPT */)
+  if (errno != 0 || siginfo.si_signo != SIGTRAP || 
+      (siginfo.si_code & 0xffff) != 0x0004 /* TRAP_HWBKPT */)
     return 0;
 
   psr = read_register_pid (IA64_PSR_REGNUM, ptid);
@@ -642,3 +646,13 @@ ia64_linux_stopped_by_watchpoint (ptid_t ptid)
 
   return (CORE_ADDR) siginfo.si_addr;
 }
+
+LONGEST 
+ia64_linux_xfer_unwind_table (struct target_ops *ops,
+                             enum target_object object,
+                             const char *annex,
+                             void *readbuf, const void *writebuf,
+                             ULONGEST offset, LONGEST len)
+{
+  return syscall (__NR_getunwind, readbuf, len);
+}