/* Target-dependent code for the IQ2000 architecture, for GDB, the GNU
Debugger.
- Copyright (C) 2000, 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
Contributed by Red Hat.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "frame.h"
Convert a target pointer to an address in host (CORE_ADDR) format. */
static CORE_ADDR
-iq2000_pointer_to_address (struct type * type, const void * buf)
+iq2000_pointer_to_address (struct type * type, const gdb_byte * buf)
{
enum type_code target = TYPE_CODE (TYPE_TARGET_TYPE (type));
CORE_ADDR addr = extract_unsigned_integer (buf, TYPE_LENGTH (type));
Convert a host-format address (CORE_ADDR) into a target pointer. */
static void
-iq2000_address_to_pointer (struct type *type, void *buf, CORE_ADDR addr)
+iq2000_address_to_pointer (struct type *type, gdb_byte *buf, CORE_ADDR addr)
{
enum type_code target = TYPE_CODE (TYPE_TARGET_TYPE (type));
Returns the name of the iq2000 register number N. */
static const char *
-iq2000_register_name (int regnum)
+iq2000_register_name (struct gdbarch *gdbarch, int regnum)
{
static const char * names[E_NUM_REGS] =
{
stepped into a function call. */
static CORE_ADDR
-iq2000_skip_prologue (CORE_ADDR pc)
+iq2000_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
CORE_ADDR func_addr = 0 , func_end = 0;
iq2000_frame_prev_register (struct frame_info *next_frame, void **this_cache,
int regnum, int *optimizedp,
enum lval_type *lvalp, CORE_ADDR *addrp,
- int *realnump, void *valuep)
+ int *realnump, gdb_byte *valuep)
{
struct iq2000_frame_cache *cache = iq2000_frame_cache (next_frame, this_cache);
if (regnum == E_SP_REGNUM && cache->saved_sp)
*addrp = cache->saved_regs[regnum];
*realnump = -1;
if (valuep)
- read_memory (*addrp, valuep, register_size (current_gdbarch, regnum));
+ read_memory (*addrp, valuep,
+ register_size (get_frame_arch (next_frame), regnum));
return;
}
};
static const unsigned char *
-iq2000_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
+iq2000_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr,
+ int *lenptr)
{
static const unsigned char big_breakpoint[] = { 0x00, 0x00, 0x00, 0x0d };
static const unsigned char little_breakpoint[] = { 0x0d, 0x00, 0x00, 0x00 };
(long) *pcptr);
*lenptr = 4;
- return (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) ? big_breakpoint
- : little_breakpoint;
+ return (gdbarch_byte_order (gdbarch)
+ == BFD_ENDIAN_BIG) ? big_breakpoint : little_breakpoint;
}
/* Target function return value methods: */
returned in a register, and if larger than 8 bytes, it is
returned in a stack location which is pointed to by the same
register. */
- CORE_ADDR return_buffer;
int len = TYPE_LENGTH (type);
if (len <= (2 * 4))
{
/* Return values > 8 bytes are returned in memory,
pointed to by FN_RETURN_REGNUM. */
- regcache_cooked_read (regcache, E_FN_RETURN_REGNUM, & return_buffer);
+ ULONGEST return_buffer;
+ regcache_cooked_read_unsigned (regcache, E_FN_RETURN_REGNUM,
+ &return_buffer);
read_memory (return_buffer, valbuf, TYPE_LENGTH (type));
}
}
static enum return_value_convention
iq2000_return_value (struct gdbarch *gdbarch, struct type *type,
struct regcache *regcache,
- void *readbuf, const void *writebuf)
+ gdb_byte *readbuf, const gdb_byte *writebuf)
{
if (iq2000_use_struct_convention (type))
return RETURN_VALUE_STRUCT_CONVENTION;
set_gdbarch_float_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_double_bit (gdbarch, 8 * TARGET_CHAR_BIT);
set_gdbarch_long_double_bit (gdbarch, 8 * TARGET_CHAR_BIT);
- set_gdbarch_float_format (gdbarch, & floatformat_ieee_single_big);
- set_gdbarch_double_format (gdbarch, & floatformat_ieee_double_big);
- set_gdbarch_long_double_format (gdbarch, & floatformat_ieee_double_big);
+ set_gdbarch_float_format (gdbarch, floatformats_ieee_single);
+ set_gdbarch_double_format (gdbarch, floatformats_ieee_double);
+ set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);
set_gdbarch_return_value (gdbarch, iq2000_return_value);
set_gdbarch_breakpoint_from_pc (gdbarch, iq2000_breakpoint_from_pc);
set_gdbarch_frame_args_skip (gdbarch, 0);