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Initialize all registers (from John Kohl; PR#1651). 

The REGISTER_U_ADDR is no longer needed.
This commit is contained in:
pk 1995-11-22 00:25:50 +00:00
parent c13a492707
commit 1f061d8392
2 changed files with 14 additions and 23 deletions
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29
gnu/usr.bin/gdb/gdb/arch/i386/i386b-nat.c
View File

@ -17,7 +17,7 @@ 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.
$Id: i386b-nat.c,v 1.10 1995/08/06 20:38:46 mycroft Exp $
$Id: i386b-nat.c,v 1.11 1995/11/22 00:25:50 pk Exp $
*/
#include <sys/types.h>
@ -31,9 +31,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#include "defs.h"
#include "inferior.h"
int tregmap[] = {tEAX, tECX, tEDX, tEBX, tESP, tEBP, tESI, tEDI,
tEIP, tEFLAGS, tCS, tSS, tDS, tES};
void
fetch_inferior_registers (regno)
int regno;
@ -43,7 +40,7 @@ fetch_inferior_registers (regno)
ptrace (PT_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
memcpy (&registers[REGISTER_BYTE (0)], &inferior_registers, 4*14);
memcpy (&registers[REGISTER_BYTE (0)], &inferior_registers, 4*NUM_REGS);
registers_fetched ();
}
@ -54,7 +51,7 @@ store_inferior_registers (regno)
{
struct reg inferior_registers;
memcpy (&inferior_registers, &registers[REGISTER_BYTE (0)], 4*14);
memcpy (&inferior_registers, &registers[REGISTER_BYTE (0)], 4*NUM_REGS);
ptrace (PT_SETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
@ -349,20 +346,20 @@ fetch_kcore_registers(pcb)
if (target_read_memory(pcb->pcb_tss.tss_esp+4, regs, sizeof regs, 0))
error("Cannot read ebx, esi, and edi.");
for (i = 0, regno = 0; regno < 3; regno++)
supply_register(regno, &i);
supply_register(3, &regs[2]);
supply_register(4, &pcb->pcb_tss.tss_esp);
supply_register(5, &pcb->pcb_tss.tss_ebp);
supply_register(6, &regs[1]);
supply_register(7, &regs[0]);
supply_register(8, &regs[3]);
supply_register(regno, (char *)&i);
supply_register(3, (char *)&regs[2]);
supply_register(4, (char *)&pcb->pcb_tss.tss_esp);
supply_register(5, (char *)&pcb->pcb_tss.tss_ebp);
supply_register(6, (char *)&regs[1]);
supply_register(7, (char *)&regs[0]);
supply_register(8, (char *)&regs[3]);
for (i = 0, regno = 9; regno < 10; regno++)
supply_register(regno, &i);
supply_register(regno, (char *)&i);
#if 0
i = 0x08;
supply_register(10, &i);
supply_register(10, (char *)&i);
i = 0x10;
supply_register(11, &i);
supply_register(11, (char *)&i);
#endif
/* XXX 80387 registers? */
}

8
gnu/usr.bin/gdb/gdb/arch/i386/nm.h
View File

@ -17,7 +17,7 @@ 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.
$Id: nm.h,v 1.4 1995/01/26 22:39:17 mycroft Exp $
$Id: nm.h,v 1.5 1995/11/22 00:25:52 pk Exp $
*/
#ifndef NM_I386BSD_H
@ -37,10 +37,4 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
to get the offset in the core file of the register values. */
#define KERNEL_U_ADDR USRSTACK
#define REGISTER_U_ADDR(addr, blockend, regno) \
{ \
extern int tregmap[]; \
addr = blockend + 4 * tregmap[regno]; \
}
#endif /* NM_I386BSD_H */