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Improvements by Matthias Pfaller (fpu regs ...)

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This commit is contained in:
phil 1995-09-26 20:23:36 +00:00
parent 03fa08025b
commit f9d6b3823a
4 changed files with 79 additions and 62 deletions
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4
gnu/usr.bin/gdb/gdb/arch/ns32k/Makefile.inc
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@ -1,4 +1,4 @@
# $Id: Makefile.inc,v 1.2 1994/06/09 14:46:17 phil Exp $
# $Id: Makefile.inc,v 1.3 1995/09/26 20:23:36 phil Exp $
SRCS+= coredep.c ns32k-pinsn.c ns32k-tdep.c ns32k-nat.c
SRCS+= ns32k-pinsn.c ns32k-tdep.c ns32k-nat.c

83
gnu/usr.bin/gdb/gdb/arch/ns32k/ns32k-nat.c
View File

@ -17,16 +17,16 @@ 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: ns32k-nat.c,v 1.3 1995/08/29 08:03:29 phil Exp $
$Id: ns32k-nat.c,v 1.4 1995/09/26 20:23:38 phil Exp $
*/
#include <sys/types.h>
#include <sys/param.h>
#include <signal.h>
#include <sys/ptrace.h>
#include <sys/user.h>
#include <machine/reg.h>
#include <machine/frame.h>
#include <sys/ptrace.h>
#include "defs.h"
#include "inferior.h"
@ -47,9 +47,9 @@ fetch_inferior_registers (regno)
struct fpreg inferior_fpregisters;
ptrace (PT_GETREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
(PTRACE_ARG3_TYPE) &inferior_registers, 0);
ptrace (PT_GETFPREGS, inferior_pid,
(PTRACE_ARG3_TYPE) &inferior_fpregisters, 0);
(PTRACE_ARG3_TYPE) &inferior_fpregisters, 0);
RF(R0_REGNUM + 0, inferior_registers.r_r0);
RF(R0_REGNUM + 1, inferior_registers.r_r1);
@ -106,16 +106,87 @@ store_inferior_registers (regno)
(PTRACE_ARG3_TYPE) &inferior_fpregisters, 0);
}
/* XXX - Add this to machine/regs.h instead? */
struct coreregs {
struct reg intreg;
struct fpreg freg;
};
/* Get registers from a core file. */
void
fetch_core_registers (core_reg_sect, core_reg_size, which, ignore)
char *core_reg_sect;
unsigned core_reg_size;
int which;
unsigned int ignore; /* reg addr, unused in this version */
{
struct coreregs *core_reg;
core_reg = (struct coreregs *)core_reg_sect;
/*
* We have *all* registers
* in the first core section.
* Ignore which.
*/
/* Integer registers */
RF(R0_REGNUM + 0, core_reg->intreg.r_r0);
RF(R0_REGNUM + 1, core_reg->intreg.r_r1);
RF(R0_REGNUM + 2, core_reg->intreg.r_r2);
RF(R0_REGNUM + 3, core_reg->intreg.r_r3);
RF(R0_REGNUM + 4, core_reg->intreg.r_r4);
RF(R0_REGNUM + 5, core_reg->intreg.r_r5);
RF(R0_REGNUM + 6, core_reg->intreg.r_r6);
RF(R0_REGNUM + 7, core_reg->intreg.r_r7);
RF(SP_REGNUM , core_reg->intreg.r_sp);
RF(FP_REGNUM , core_reg->intreg.r_fp);
RF(PC_REGNUM , core_reg->intreg.r_pc);
RF(PS_REGNUM , core_reg->intreg.r_psr);
/* Floating point registers */
RF(FPS_REGNUM , core_reg->freg.r_fsr);
RF(FP0_REGNUM +0, core_reg->freg.r_freg[0]);
RF(FP0_REGNUM +2, core_reg->freg.r_freg[2]);
RF(FP0_REGNUM +4, core_reg->freg.r_freg[4]);
RF(FP0_REGNUM +6, core_reg->freg.r_freg[6]);
}
void
fetch_kcore_registers (pcb)
struct pcb *pcb;
{
return;
return;
}
void
clear_regs()
{
return;
double zero = 0.0;
int null = 0;
/* Integer registers */
RF(R0_REGNUM + 0, null);
RF(R0_REGNUM + 1, null);
RF(R0_REGNUM + 2, null);
RF(R0_REGNUM + 3, null);
RF(R0_REGNUM + 4, null);
RF(R0_REGNUM + 5, null);
RF(R0_REGNUM + 6, null);
RF(R0_REGNUM + 7, null);
RF(SP_REGNUM , null);
RF(FP_REGNUM , null);
RF(PC_REGNUM , null);
RF(PS_REGNUM , null);
/* Floating point registers */
RF(FPS_REGNUM , zero);
RF(FP0_REGNUM +0, zero);
RF(FP0_REGNUM +2, zero);
RF(FP0_REGNUM +4, zero);
RF(FP0_REGNUM +6, zero);
return;
}

39
gnu/usr.bin/gdb/gdb/arch/ns32k/ns32k-tdep.c
View File

@ -17,24 +17,6 @@ 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. */
/*
* HISTORY
* $Log: ns32k-tdep.c,v $
* Revision 1.3 1995/08/29 08:03:31 phil
* Changes from Matthias Pfaller to get gdb to work.
*
* Revision 1.2 1994/05/24 23:58:24 phil
* Follow changes to sys/arch/pc532/include/reg.h.
*
* Revision 1.1 1994/04/28 17:11:31 phil
* Adding ns32k support.
*
* Revision 2.1.1.1 93/04/16 16:35:44 pds
* Added copyright notice and whist markers.
* [93/04/16 pds]
*
*/
/* @@@ isa_NAN should be in ieee generic float routines file */
/* Check for bad floats/doubles in P
@ -81,24 +63,3 @@ isa_NAN(p, len)
}
else return 1;
}
/* this table must line up with REGISTER_NAMES in tm-ns32k.h */
static int regmap[] =
{
REG_R0, REG_R1, REG_R2, REG_R3, REG_R4, REG_R5, REG_R6, REG_R7,
0, 0, 0, 0, 0, 0, 0, 0,
REG_SP, REG_FP, REG_PC, REG_PSR,
0, 0, 0, 0, 0
};
/* blockend is the value of u.u_ar0, and points to the
place where r7 is stored. */
int
ns32k_register_u_addr (blockend, regnum)
int blockend;
int regnum;
{
return (blockend + 4 * regmap[regnum]);
}

15
gnu/usr.bin/gdb/gdb/arch/ns32k/tm-umax.h
View File

@ -17,21 +17,6 @@ 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. */
/*
* HISTORY
* $Log: tm-umax.h,v $
* Revision 1.2 1995/08/29 08:03:32 phil
* Changes from Matthias Pfaller to get gdb to work.
*
* Revision 1.1 1994/04/28 17:11:32 phil
* Adding ns32k support.
*
* Revision 4.8.1.1 93/04/16 15:38:43 pds
* Mach 3.0 fixes. (jtv@hut.fi)
* [93/02/09 14:36:37 pds]
*
* [93/02/09 pds]
*/
#define TARGET_BYTE_ORDER LITTLE_ENDIAN