/* Low level Alpha interface, for GDB when running native.
- Copyright 1993, 1995, 1996, 1998, 1999, 2000, 2001, 2003
+ Copyright (C) 1993, 1995, 1996, 1998, 1999, 2000, 2001, 2003, 2007
Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program; 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 "defs.h"
#include "gdb_string.h"
#include "alpha-tdep.h"
#include <sys/ptrace.h>
-#ifdef __linux__
-#include <asm/reg.h>
-#include <alpha/ptrace.h>
-#else
#include <alpha/coreregs.h>
-#endif
#include <sys/user.h>
-/* Prototypes for local functions. */
-
-static void fetch_osf_core_registers (char *, unsigned, int, CORE_ADDR);
-static void fetch_elf_core_registers (char *, unsigned, int, CORE_ADDR);
/* Extract the register values out of the core file and store
- them where `read_register' will find them.
+ them into REGCACHE.
CORE_REG_SECT points to the register values themselves, read into memory.
CORE_REG_SIZE is the size of that area.
*/
static void
-fetch_osf_core_registers (char *core_reg_sect, unsigned core_reg_size,
+fetch_osf_core_registers (struct regcache *regcache,
+ char *core_reg_sect, unsigned core_reg_size,
int which, CORE_ADDR reg_addr)
{
- register int regno;
- register int addr;
+ int regno;
+ int addr;
int bad_reg = -1;
/* Table to map a gdb regnum to an index in the core register
EFL + 8, EFL + 9, EFL + 10, EFL + 11, EFL + 12, EFL + 13, EFL + 14, EFL + 15,
EFL + 16, EFL + 17, EFL + 18, EFL + 19, EFL + 20, EFL + 21, EFL + 22, EFL + 23,
EFL + 24, EFL + 25, EFL + 26, EFL + 27, EFL + 28, EFL + 29, EFL + 30, EFL + 31,
- CF_PC, -1
+ CF_PC, -1, -1
#else
#define EFL (EF_SIZE / 8)
EF_V0, EF_T0, EF_T1, EF_T2, EF_T3, EF_T4, EF_T5, EF_T6,
EFL + 8, EFL + 9, EFL + 10, EFL + 11, EFL + 12, EFL + 13, EFL + 14, EFL + 15,
EFL + 16, EFL + 17, EFL + 18, EFL + 19, EFL + 20, EFL + 21, EFL + 22, EFL + 23,
EFL + 24, EFL + 25, EFL + 26, EFL + 27, EFL + 28, EFL + 29, EFL + 30, EFL + 31,
- EF_PC, -1
+ EF_PC, -1, -1
#endif
};
for (regno = 0; regno < ALPHA_NUM_REGS; regno++)
{
- if (CANNOT_FETCH_REGISTER (regno))
+ if (gdbarch_cannot_fetch_register (current_gdbarch, regno))
{
- supply_register (regno, NULL);
+ regcache_raw_supply (regcache, regno, NULL);
continue;
}
addr = 8 * core_reg_mapping[regno];
/* ??? UNIQUE is a new addition. Don't generate an error. */
if (regno == ALPHA_UNIQUE_REGNUM)
{
- supply_register (regno, NULL);
+ regcache_raw_supply (regcache, regno, NULL);
continue;
}
if (bad_reg < 0)
}
else
{
- supply_register (regno, core_reg_sect + addr);
+ regcache_raw_supply (regcache, regno, core_reg_sect + addr);
}
}
if (bad_reg >= 0)
{
- error ("Register %s not found in core file.", REGISTER_NAME (bad_reg));
+ error (_("Register %s not found in core file."),
+ gdbarch_register_name (current_gdbarch, bad_reg));
}
}
-static void
-fetch_elf_core_registers (char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR reg_addr)
-{
- if (core_reg_size < 32 * 8)
- {
- error ("Core file register section too small (%u bytes).", core_reg_size);
- return;
- }
-
- switch (which)
- {
- case 0: /* integer registers */
- /* PC is in slot 32; UNIQUE is in slot 33, if present. */
- alpha_supply_int_regs (-1, core_reg_sect, core_reg_sect + 31*8,
- (core_reg_size >= 33 * 8
- ? core_reg_sect + 32*8 : NULL));
- break;
-
- case 2: /* floating-point registers */
- /* FPCR is in slot 32. */
- alpha_supply_fp_regs (-1, core_reg_sect, core_reg_sect + 31*8);
- break;
-
- default:
- break;
- }
-}
-
-
-/* Map gdb internal register number to a ptrace ``address''.
- These ``addresses'' are defined in <sys/ptrace.h>, with
- the exception of ALPHA_UNIQUE_PTRACE_ADDR. */
-
-#ifndef ALPHA_UNIQUE_PTRACE_ADDR
-#define ALPHA_UNIQUE_PTRACE_ADDR 0
-#endif
-
-CORE_ADDR
-register_addr (int regno, CORE_ADDR blockend)
-{
- if (regno == PC_REGNUM)
- return PC;
- if (regno == ALPHA_UNIQUE_REGNUM)
- return ALPHA_UNIQUE_PTRACE_ADDR;
- if (regno < FP0_REGNUM)
- return GPR_BASE + regno;
- else
- return FPR_BASE + regno - FP0_REGNUM;
-}
-
-int
-kernel_u_size (void)
-{
- return (sizeof (struct user));
-}
-#if defined(USE_PROC_FS) || defined(HAVE_GREGSET_T)
#include <sys/procfs.h>
-
/* Prototypes for supply_gregset etc. */
#include "gregset.h"
-/* Locate the UNIQUE value within the gregset_t. */
-#ifndef ALPHA_REGSET_UNIQUE
-#define ALPHA_REGSET_UNIQUE(ptr) NULL
-#endif
-
/*
* See the comment in m68k-tdep.c regarding the utility of these functions.
*/
void
-supply_gregset (gdb_gregset_t *gregsetp)
+supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregsetp)
{
- register long *regp = ALPHA_REGSET_BASE (gregsetp);
- void *unique = ALPHA_REGSET_UNIQUE (gregsetp);
+ const long *regp = gregsetp->regs;
/* PC is in slot 32. */
- alpha_supply_int_regs (-1, regp, regp + 31, unique);
+ alpha_supply_int_regs (regcache, -1, regp, regp + 31, NULL);
}
void
-fill_gregset (gdb_gregset_t *gregsetp, int regno)
+fill_gregset (const struct regcache *regcache,
+ gdb_gregset_t *gregsetp, int regno)
{
- register long *regp = ALPHA_REGSET_BASE (gregsetp);
- void *unique = ALPHA_REGSET_UNIQUE (gregsetp);
+ long *regp = gregsetp->regs;
/* PC is in slot 32. */
- alpha_fill_int_regs (regno, regp, regp + 31, unique);
+ alpha_fill_int_regs (regcache, regno, regp, regp + 31, NULL);
}
/*
*/
void
-supply_fpregset (gdb_fpregset_t *fpregsetp)
+supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregsetp)
{
- register long *regp = ALPHA_REGSET_BASE (fpregsetp);
+ const long *regp = fpregsetp->regs;
/* FPCR is in slot 32. */
- alpha_supply_fp_regs (-1, regp, regp + 31);
+ alpha_supply_fp_regs (regcache, -1, regp, regp + 31);
}
void
-fill_fpregset (gdb_fpregset_t *fpregsetp, int regno)
+fill_fpregset (const struct regcache *regcache,
+ gdb_fpregset_t *fpregsetp, int regno)
{
- register long *regp = ALPHA_REGSET_BASE (fpregsetp);
+ long *regp = fpregsetp->regs;
/* FPCR is in slot 32. */
- alpha_fill_fp_regs (regno, regp, regp + 31);
+ alpha_fill_fp_regs (regcache, regno, regp, regp + 31);
}
-#endif
\f
/* Register that we are able to handle alpha core file formats. */
NULL /* next */
};
-static struct core_fns alpha_elf_core_fns =
-{
- bfd_target_elf_flavour, /* core_flavour */
- default_check_format, /* check_format */
- default_core_sniffer, /* core_sniffer */
- fetch_elf_core_registers, /* core_read_registers */
- NULL /* next */
-};
-
void
_initialize_core_alpha (void)
{
- add_core_fns (&alpha_osf_core_fns);
- add_core_fns (&alpha_elf_core_fns);
+ deprecated_add_core_fns (&alpha_osf_core_fns);
}
projects / deliverable / binutils-gdb.git / blobdiff