/* MIPS-dependent portions of the RPC protocol
used with a VxWorks target
-Contributed by Wind River Systems.
+ Contributed by Wind River Systems.
-This file is part of GDB.
+ This file is part of GDB.
-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
-(at your option) any later version.
+ 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
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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. */
#include <stdio.h>
#include "defs.h"
-#include "vx-share/regPacket.h"
+#include "vx-share/regPacket.h"
#include "frame.h"
#include "inferior.h"
-#include "wait.h"
#include "target.h"
#include "gdbcore.h"
#include "command.h"
#include "symtab.h"
-#include "symfile.h" /* for struct complaint */
+#include "symfile.h"
+#include "regcache.h"
-#include <string.h>
+#include "gdb_string.h"
#include <errno.h>
-#include <signal.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/time.h>
it is ignored. FIXME look at regno to improve efficiency. */
void
-vx_read_register (regno)
- int regno;
+vx_read_register (int regno)
{
char mips_greg_packet[MIPS_GREG_PLEN];
char mips_fpreg_packet[MIPS_FPREG_PLEN];
/* this code copies the registers obtained by RPC
stored in a structure(s) like this :
-
- Register(s) Offset(s)
- gp 0-31 0x00
- hi 0x80
- lo 0x84
- sr 0x88
- pc 0x8c
-
+
+ Register(s) Offset(s)
+ gp 0-31 0x00
+ hi 0x80
+ lo 0x84
+ sr 0x88
+ pc 0x8c
+
into a stucture like this:
-
- 0x00 GP 0-31
- 0x80 SR
- 0x84 LO
- 0x88 HI
- 0x8C BAD --- Not available currently
- 0x90 CAUSE --- Not available currently
- 0x94 PC
- 0x98 FP 0-31
- 0x118 FCSR
- 0x11C FIR --- Not available currently
- 0x120 FP --- Not available currently
-
+
+ 0x00 GP 0-31
+ 0x80 SR
+ 0x84 LO
+ 0x88 HI
+ 0x8C BAD --- Not available currently
+ 0x90 CAUSE --- Not available currently
+ 0x94 PC
+ 0x98 FP 0-31
+ 0x118 FCSR
+ 0x11C FIR --- Not available currently
+ 0x120 FP --- Not available currently
+
structure is 0x124 (292) bytes in length */
-
+
/* Copy the general registers. */
-
- bcopy (&mips_greg_packet[MIPS_R_GP0], ®isters[0], 32 * MIPS_GREG_SIZE);
-
+
+ bcopy (&mips_greg_packet[MIPS_R_GP0], &deprecated_registers[0],
+ 32 * MIPS_GREG_SIZE);
+
/* Copy SR, LO, HI, and PC. */
-
+
bcopy (&mips_greg_packet[MIPS_R_SR],
- ®isters[REGISTER_BYTE (PS_REGNUM)], MIPS_GREG_SIZE);
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (PS_REGNUM)], MIPS_GREG_SIZE);
bcopy (&mips_greg_packet[MIPS_R_LO],
- ®isters[REGISTER_BYTE (LO_REGNUM)], MIPS_GREG_SIZE);
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->lo)], MIPS_GREG_SIZE);
bcopy (&mips_greg_packet[MIPS_R_HI],
- ®isters[REGISTER_BYTE (HI_REGNUM)], MIPS_GREG_SIZE);
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->hi)], MIPS_GREG_SIZE);
bcopy (&mips_greg_packet[MIPS_R_PC],
- ®isters[REGISTER_BYTE (PC_REGNUM)], MIPS_GREG_SIZE);
-
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->pc)], MIPS_GREG_SIZE);
+
/* If the target has floating point registers, fetch them.
Otherwise, zero the floating point register values in
registers[] for good measure, even though we might not
need to. */
-
+
if (target_has_fp)
{
net_read_registers (mips_fpreg_packet, MIPS_FPREG_PLEN,
/* Copy the floating point registers. */
- bcopy (&mips_fpreg_packet[MIPS_R_FP0],
- ®isters[REGISTER_BYTE (FP0_REGNUM)],
- REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
+ bcopy (&mips_fpreg_packet[MIPS_R_FP0],
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
+ DEPRECATED_REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
/* Copy the floating point control/status register (fpcsr). */
- bcopy (&mips_fpreg_packet[MIPS_R_FPCSR],
- ®isters[REGISTER_BYTE (FCRCS_REGNUM)],
- REGISTER_RAW_SIZE (FCRCS_REGNUM));
- }
+ bcopy (&mips_fpreg_packet[MIPS_R_FPCSR],
+ &deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->fp_control_status)],
+ DEPRECATED_REGISTER_RAW_SIZE (mips_regnum (current_gdbarch)->fp_control_status));
+ }
else
- {
- bzero ((char *) ®isters[REGISTER_BYTE (FP0_REGNUM)],
- REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
- bzero ((char *) ®isters[REGISTER_BYTE (FCRCS_REGNUM)],
- REGISTER_RAW_SIZE (FCRCS_REGNUM));
- }
+ {
+ memset (&deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
+ 0, DEPRECATED_REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
+ memset (&deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->fp_control_status)],
+ 0, DEPRECATED_REGISTER_RAW_SIZE (mips_regnum (current_gdbarch)->fp_control_status));
+ }
/* Mark the register cache valid. */
- registers_fetched ();
+ deprecated_registers_fetched ();
}
/* Store a register or registers into the VxWorks target.
REGNO is the register to store, or -1 for all; currently,
it is ignored. FIXME look at regno to improve efficiency. */
-vx_write_register (regno)
- int regno;
+vx_write_register (int regno)
{
char mips_greg_packet[MIPS_GREG_PLEN];
char mips_fpreg_packet[MIPS_FPREG_PLEN];
/* Store general registers. */
- bcopy (®isters[0], &mips_greg_packet[MIPS_R_GP0], 32 * MIPS_GREG_SIZE);
-
+ bcopy (&deprecated_registers[0], &mips_greg_packet[MIPS_R_GP0],
+ 32 * MIPS_GREG_SIZE);
+
/* Copy SR, LO, HI, and PC. */
-
- bcopy (®isters[REGISTER_BYTE (PS_REGNUM)],
- &mips_greg_packet[MIPS_R_SR], MIPS_GREG_SIZE);
- bcopy (®isters[REGISTER_BYTE (LO_REGNUM)],
- &mips_greg_packet[MIPS_R_LO], MIPS_GREG_SIZE);
- bcopy (®isters[REGISTER_BYTE (HI_REGNUM)],
- &mips_greg_packet[MIPS_R_HI], MIPS_GREG_SIZE);
- bcopy (®isters[REGISTER_BYTE (PC_REGNUM)],
- &mips_greg_packet[MIPS_R_PC], MIPS_GREG_SIZE);
-
+
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (PS_REGNUM)],
+ &mips_greg_packet[MIPS_R_SR], MIPS_GREG_SIZE);
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->lo)],
+ &mips_greg_packet[MIPS_R_LO], MIPS_GREG_SIZE);
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->hi)],
+ &mips_greg_packet[MIPS_R_HI], MIPS_GREG_SIZE);
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->pc)],
+ &mips_greg_packet[MIPS_R_PC], MIPS_GREG_SIZE);
+
net_write_registers (mips_greg_packet, MIPS_GREG_PLEN, PTRACE_SETREGS);
/* Store floating point registers if the target has them. */
{
/* Copy the floating point data registers. */
- bcopy (®isters[REGISTER_BYTE (FP0_REGNUM)],
- &mips_fpreg_packet[MIPS_R_FP0],
- REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (FP0_REGNUM)],
+ &mips_fpreg_packet[MIPS_R_FP0],
+ DEPRECATED_REGISTER_RAW_SIZE (FP0_REGNUM) * 32);
/* Copy the floating point control/status register (fpcsr). */
- bcopy (®isters[REGISTER_BYTE (FCRCS_REGNUM)],
- &mips_fpreg_packet[MIPS_R_FPCSR],
- REGISTER_RAW_SIZE (FCRCS_REGNUM));
+ bcopy (&deprecated_registers[DEPRECATED_REGISTER_BYTE (mips_regnum (current_gdbarch)->fp_control_status)],
+ &mips_fpreg_packet[MIPS_R_FPCSR],
+ DEPRECATED_REGISTER_RAW_SIZE (mips_regnum (current_gdbarch)->fp_control_status));
net_write_registers (mips_fpreg_packet, MIPS_FPREG_PLEN,
PTRACE_SETFPREGS);
}
}
-
-/* Convert from an extended float to a double.
- The extended float is stored as raw data pointed to by FROM.
- Return the converted value as raw data in the double pointed to by TO.
- NOTE: mips uses standard two word doubles. */
-
-void
-vx_convert_to_virtual (regno, from, to)
- int regno;
- char *from;
- char *to;
-{
- bcopy (from, to, REGISTER_VIRTUAL_SIZE (regno));
-}
-
-/* The converse: convert from a double to an extended float.
- The double is stored as raw data pointed to by FROM.
- Return the converted value as raw data in the extended
- float pointed to by TO. */
-
-void
-vx_convert_from_virtual (regno, from, to)
- int regno;
- char *from;
- char *to;
-{
- bcopy (from, to, REGISTER_VIRTUAL_SIZE (regno));
-}
projects / deliverable / binutils-gdb.git / blobdiff