2004-08-31 Robert Bowdidge <bowdidge@apple.com>

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

diff --git a/gdb/ia64-linux-nat.c b/gdb/ia64-linux-nat.c
index 7d4cc43..09daf24 100644 (file)
--- a/gdb/ia64-linux-nat.c
+++ b/gdb/ia64-linux-nat.c
@@ -1,8 +1,8 @@
 /* Functions specific to running gdb native on IA-64 running
    GNU/Linux.
 
-   Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
-   Inc.
+   Copyright 1999, 2000, 2001, 2002, 2003, 2004
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -34,6 +34,7 @@
 #ifdef HAVE_SYS_REG_H
 #include <sys/reg.h>
 #endif
+#include <sys/syscall.h>
 #include <sys/user.h>
 
 #include <asm/ptrace_offsets.h>
@@ -366,32 +367,47 @@ supply_gregset (gregset_t *gregsetp)
 
   for (regi = IA64_GR0_REGNUM; regi <= IA64_GR31_REGNUM; regi++)
     {
-      supply_register (regi, (char *) (regp + (regi - IA64_GR0_REGNUM)));
+      regcache_raw_supply (current_regcache, regi,
+                          (char *) (regp + (regi - IA64_GR0_REGNUM)));
     }
 
   /* FIXME: NAT collection bits are at index 32; gotta deal with these
      somehow... */
 
-  supply_register (IA64_PR_REGNUM, (char *) (regp + 33));
+  regcache_raw_supply (current_regcache, IA64_PR_REGNUM, (char *) (regp + 33));
 
   for (regi = IA64_BR0_REGNUM; regi <= IA64_BR7_REGNUM; regi++)
     {
-      supply_register (regi, (char *) (regp + 34 + (regi - IA64_BR0_REGNUM)));
+      regcache_raw_supply (current_regcache, regi,
+                          (char *) (regp + 34 + (regi - IA64_BR0_REGNUM)));
     }
 
-  supply_register (IA64_IP_REGNUM, (char *) (regp + 42));
-  supply_register (IA64_CFM_REGNUM, (char *) (regp + 43));
-  supply_register (IA64_PSR_REGNUM, (char *) (regp + 44));
-  supply_register (IA64_RSC_REGNUM, (char *) (regp + 45));
-  supply_register (IA64_BSP_REGNUM, (char *) (regp + 46));
-  supply_register (IA64_BSPSTORE_REGNUM, (char *) (regp + 47));
-  supply_register (IA64_RNAT_REGNUM, (char *) (regp + 48));
-  supply_register (IA64_CCV_REGNUM, (char *) (regp + 49));
-  supply_register (IA64_UNAT_REGNUM, (char *) (regp + 50));
-  supply_register (IA64_FPSR_REGNUM, (char *) (regp + 51));
-  supply_register (IA64_PFS_REGNUM, (char *) (regp + 52));
-  supply_register (IA64_LC_REGNUM, (char *) (regp + 53));
-  supply_register (IA64_EC_REGNUM, (char *) (regp + 54));
+  regcache_raw_supply (current_regcache, IA64_IP_REGNUM,
+                      (char *) (regp + 42));
+  regcache_raw_supply (current_regcache, IA64_CFM_REGNUM,
+                      (char *) (regp + 43));
+  regcache_raw_supply (current_regcache, IA64_PSR_REGNUM,
+                      (char *) (regp + 44));
+  regcache_raw_supply (current_regcache, IA64_RSC_REGNUM,
+                      (char *) (regp + 45));
+  regcache_raw_supply (current_regcache, IA64_BSP_REGNUM,
+                      (char *) (regp + 46));
+  regcache_raw_supply (current_regcache, IA64_BSPSTORE_REGNUM,
+                      (char *) (regp + 47));
+  regcache_raw_supply (current_regcache, IA64_RNAT_REGNUM,
+                      (char *) (regp + 48));
+  regcache_raw_supply (current_regcache, IA64_CCV_REGNUM,
+                      (char *) (regp + 49));
+  regcache_raw_supply (current_regcache, IA64_UNAT_REGNUM,
+                      (char *) (regp + 50));
+  regcache_raw_supply (current_regcache, IA64_FPSR_REGNUM,
+                      (char *) (regp + 51));
+  regcache_raw_supply (current_regcache, IA64_PFS_REGNUM,
+                      (char *) (regp + 52));
+  regcache_raw_supply (current_regcache, IA64_LC_REGNUM,
+                      (char *) (regp + 53));
+  regcache_raw_supply (current_regcache, IA64_EC_REGNUM,
+                      (char *) (regp + 54));
 }
 
 void
@@ -402,8 +418,8 @@ fill_gregset (gregset_t *gregsetp, int regno)
 
 #define COPY_REG(_idx_,_regi_) \
   if ((regno == -1) || regno == _regi_) \
-    memcpy (regp + _idx_, &deprecated_registers[REGISTER_BYTE (_regi_)], \
-           REGISTER_RAW_SIZE (_regi_))
+    memcpy (regp + _idx_, &deprecated_registers[DEPRECATED_REGISTER_BYTE (_regi_)], \
+           register_size (current_gdbarch, _regi_))
 
   for (regi = IA64_GR0_REGNUM; regi <= IA64_GR31_REGNUM; regi++)
     {
@@ -441,13 +457,13 @@ 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++)
     {
       from = (char *) &((*fpregsetp)[regi - IA64_FR0_REGNUM]);
-      supply_register (regi, from);
+      regcache_raw_supply (current_regcache, regi, from);
     }
 }
 
@@ -467,9 +483,9 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
     {
       if ((regno == -1) || (regno == regi))
        {
-         from = (char *) &deprecated_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, register_size (current_gdbarch, regi));
        }
     }
 }
@@ -501,7 +517,7 @@ fetch_debug_register (ptid_t ptid, int idx)
   if (tid == 0)
     tid = PIDGET (ptid);
 
-  val = ptrace (PT_READ_U, tid, (PTRACE_ARG3_TYPE) (PT_DBR + 8 * idx), 0);
+  val = ptrace (PT_READ_U, tid, (PTRACE_TYPE_ARG3) (PT_DBR + 8 * idx), 0);
 
   return val;
 }
@@ -515,7 +531,7 @@ store_debug_register (ptid_t ptid, int idx, long val)
   if (tid == 0)
     tid = PIDGET (ptid);
 
-  (void) ptrace (PT_WRITE_U, tid, (PTRACE_ARG3_TYPE) (PT_DBR + 8 * idx), val);
+  (void) ptrace (PT_WRITE_U, tid, (PTRACE_TYPE_ARG3) (PT_DBR + 8 * idx), val);
 }
 
 static void
@@ -632,9 +648,10 @@ ia64_linux_stopped_by_watchpoint (ptid_t ptid)
     tid = PIDGET (ptid);
   
   errno = 0;
-  ptrace (PTRACE_GETSIGINFO, tid, (PTRACE_ARG3_TYPE) 0, &siginfo);
+  ptrace (PTRACE_GETSIGINFO, tid, (PTRACE_TYPE_ARG3) 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);
@@ -644,3 +661,13 @@ 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);
+}