#include <stdio.h>
#include "defs.h"
#include "vx-share/regPacket.h"
#include "frame.h"
#include "inferior.h"
#include "target.h"
#include "gdbcore.h"
#include "command.h"
#include "symtab.h"
#include "symfile.h"
#include "regcache.h"
#include "gdb_string.h"
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/socket.h>
#ifdef _AIX
#define malloc bogon_malloc
#endif
#include <rpc/rpc.h>
#include <sys/time.h>
#include <netdb.h>
#include "vx-share/ptrace.h"
#include "vx-share/xdr_ptrace.h"
#include "vx-share/xdr_ld.h"
#include "vx-share/xdr_rdb.h"
#include "vx-share/dbgRpcLib.h"
#include <value.h>
#include <symtab.h>
extern int target_has_fp;
extern void net_read_registers ();
extern void net_write_registers ();
void
vx_read_register (int regno)
{
char am29k_greg_packet[AM29K_GREG_PLEN];
char am29k_fpreg_packet[AM29K_FPREG_PLEN];
net_read_registers (am29k_greg_packet, AM29K_GREG_PLEN, PTRACE_GETREGS);
bcopy (&am29k_greg_packet[AM29K_R_GR96],
®isters[REGISTER_BYTE (GR96_REGNUM)], 160 * AM29K_GREG_SIZE);
bcopy (&am29k_greg_packet[AM29K_R_VAB],
®isters[REGISTER_BYTE (VAB_REGNUM)], 15 * AM29K_GREG_SIZE);
registers[REGISTER_BYTE (INTE_REGNUM)] = am29k_greg_packet[AM29K_R_INTE];
bcopy (&am29k_greg_packet[AM29K_R_RSP],
®isters[REGISTER_BYTE (GR1_REGNUM)], 5 * AM29K_GREG_SIZE);
memset (®isters[REGISTER_BYTE (EXO_REGNUM)], '\0', AM29K_GREG_SIZE);
if (target_has_fp)
{
net_read_registers (am29k_fpreg_packet, AM29K_FPREG_PLEN,
PTRACE_GETFPREGS);
registers[REGISTER_BYTE (FPE_REGNUM)] = am29k_fpreg_packet[AM29K_R_FPE];
registers[REGISTER_BYTE (FPS_REGNUM)] = am29k_fpreg_packet[AM29K_R_FPS];
memset (®isters[REGISTER_BYTE (161)], '\0', 21 * AM29K_FPREG_SIZE);
}
else
{
memset (®isters[REGISTER_BYTE (FPE_REGNUM)], '\0', AM29K_FPREG_SIZE);
memset (®isters[REGISTER_BYTE (FPS_REGNUM)], '\0', AM29K_FPREG_SIZE);
memset (®isters[REGISTER_BYTE (161)], '\0', 21 * AM29K_FPREG_SIZE);
}
registers_fetched ();
}
void
vx_write_register (int regno)
{
char am29k_greg_packet[AM29K_GREG_PLEN];
char am29k_fpreg_packet[AM29K_FPREG_PLEN];
bcopy (®isters[REGISTER_BYTE (GR96_REGNUM)],
&am29k_greg_packet[AM29K_R_GR96], 160 * AM29K_GREG_SIZE);
bcopy (®isters[REGISTER_BYTE (VAB_REGNUM)],
&am29k_greg_packet[AM29K_R_VAB], 15 * AM29K_GREG_SIZE);
am29k_greg_packet[AM29K_R_INTE] = registers[REGISTER_BYTE (INTE_REGNUM)];
bcopy (®isters[REGISTER_BYTE (GR1_REGNUM)],
&am29k_greg_packet[AM29K_R_RSP], 5 * AM29K_GREG_SIZE);
net_write_registers (am29k_greg_packet, AM29K_GREG_PLEN, PTRACE_SETREGS);
if (target_has_fp)
{
am29k_fpreg_packet[AM29K_R_FPE] = registers[REGISTER_BYTE (FPE_REGNUM)];
am29k_fpreg_packet[AM29K_R_FPS] = registers[REGISTER_BYTE (FPS_REGNUM)];
net_write_registers (am29k_fpreg_packet, AM29K_FPREG_PLEN,
PTRACE_SETFPREGS);
}
}
int
vx29k_frame_chain_valid (CORE_ADDR chain, struct frame_info *thisframe)
{
int fp_contents;
read_memory ((CORE_ADDR) (chain + 4), (char *) &fp_contents, 4);
return (fp_contents != 0);
}