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* core-sol2.c: New file to handle ELF and BCP core file flavours.

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* config/sparc/sun4sol2.mh (NATDEPFILES):  Use it instead of
	core-svr4.
	* Makefile.in:  Updated for core-sol2.c.
This commit is contained in:
Peter Schauer 1994-06-24 16:26:33 +00:00
parent 5e16521ab7
commit 256533dfd7
4 changed files with 129 additions and 4 deletions
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1
gdb/.Sanitize
View File

@ -106,6 +106,7 @@ convex-tdep.c
convex-xdep.c
copying.awk
copying.c
core-sol2.c
core-svr4.c
core.c
coredep.c

8
gdb/ChangeLog
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@ -1,7 +1,11 @@
Fri Jun 24 08:15:42 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
* README: Add notes about SPARCworks cc under Solaris 2.x
(from Casper H.S. Dik casper@fwi.uva.nl).
* core-sol2.c: New file to handle ELF and BCP core file flavours.
* config/sparc/sun4sol2.mh (NATDEPFILES): Use it instead of
core-svr4.
* Makefile.in: Updated for core-sol2.c.
* README: Add notes about SPARCworks cc under Solaris 2.x,
from Casper H.S. Dik (casper@fwi.uva.nl).
* config/mips/xm-makeva.h: Removed, no longer necessary.
* Makefile.in, config/mips/xm-irix3.h, config/mips/xm-irix5.h,
config/mips/xm-mips.h, config/mips/xm-news-mips.h,

7
gdb/Makefile.in
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@ -896,8 +896,8 @@ ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
altos-xdep.c arm-convert.s \
arm-pinsn.c arm-tdep.c arm-xdep.c coff-solib.c convex-pinsn.c \
convex-tdep.c \
convex-xdep.c core-svr4.c coredep.c corelow.c dcache.c delta68-nat.c \
dpx2-nat.c dstread.c exec.c fork-child.c \
convex-xdep.c core-sol2.c core-svr4.c coredep.c corelow.c dcache.c \
delta68-nat.c dpx2-nat.c dstread.c exec.c fork-child.c \
go32-xdep.c gould-pinsn.c gould-xdep.c h8300-tdep.c h8500-tdep.c \
hp300ux-nat.c hppa-pinsn.c hppa-tdep.c hppab-nat.c hppah-nat.c \
i386-pinsn.c i386-tdep.c i386b-nat.c i386mach-nat.c i386v-nat.c \
@ -1157,6 +1157,9 @@ convex-tdep.o: convex-tdep.c $(wait_h) $(defs_h) $(gdbcmd_h) \
convex-xdep.o: convex-xdep.c $(defs_h) $(gdbcmd_h) $(gdbcore_h) \
$(inferior_h)
core-sol2.o: core-sol2.c $(command_h) $(defs_h) $(gdbcore_h) \
$(inferior_h) target.h
core-svr4.o: core-svr4.c $(command_h) $(defs_h) $(gdbcore_h) \
$(inferior_h) target.h

117
gdb/core-sol2.c Normal file
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@ -0,0 +1,117 @@
/* Machine independent support for Solaris 2 core files for GDB.
Copyright 1994 Free Software Foundation, Inc.
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 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. */
/* Solaris comes with two flavours of core files, cores generated by
an ELF executable and cores generated by programs that were
run under BCP (the part of Solaris which allows it to run SunOS4
a.out files).
This file combines the core register fetching from core-svr4.c
and sparc-nat.c to be able to read both flavours. */
#include "defs.h"
#undef gregset_t
#undef fpregset_t
#include <time.h>
#include <sys/regset.h>
#include <sys/procfs.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include "inferior.h"
#include "target.h"
#include "command.h"
#include "gdbcore.h"
void
fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr)
char *core_reg_sect;
unsigned core_reg_size;
int which;
unsigned int reg_addr; /* Unused in this version */
{
prgregset_t prgregset;
prfpregset_t prfpregset;
if (which == 0)
{
if (core_reg_size == sizeof (prgregset))
{
memcpy ((char *) &prgregset, core_reg_sect, sizeof (prgregset));
supply_gregset (&prgregset);
}
else if (core_reg_size == sizeof (struct regs))
{
#define gregs ((struct regs *)core_reg_sect)
/* G0 *always* holds 0. */
*(int *)&registers[REGISTER_BYTE (0)] = 0;
/* The globals and output registers. */
memcpy (&registers[REGISTER_BYTE (G1_REGNUM)], &gregs->r_g1,
15 * REGISTER_RAW_SIZE (G1_REGNUM));
*(int *)&registers[REGISTER_BYTE (PS_REGNUM)] = gregs->r_ps;
*(int *)&registers[REGISTER_BYTE (PC_REGNUM)] = gregs->r_pc;
*(int *)&registers[REGISTER_BYTE (NPC_REGNUM)] = gregs->r_npc;
*(int *)&registers[REGISTER_BYTE (Y_REGNUM)] = gregs->r_y;
/* My best guess at where to get the locals and input
registers is exactly where they usually are, right above
the stack pointer. If the core dump was caused by a bus error
from blowing away the stack pointer (as is possible) then this
won't work, but it's worth the try. */
{
int sp;
sp = *(int *)&registers[REGISTER_BYTE (SP_REGNUM)];
if (0 != target_read_memory (sp,
&registers[REGISTER_BYTE (L0_REGNUM)],
16 * REGISTER_RAW_SIZE (L0_REGNUM)))
{
warning ("couldn't read input and local registers from core file\n");
}
}
}
else
{
warning ("wrong size gregset struct in core file");
}
}
else if (which == 2)
{
if (core_reg_size == sizeof (prfpregset))
{
memcpy ((char *) &prfpregset, core_reg_sect, sizeof (prfpregset));
supply_fpregset (&prfpregset);
}
else if (core_reg_size >= sizeof (struct fpu))
{
#define fpuregs ((struct fpu *) core_reg_sect)
memcpy (&registers[REGISTER_BYTE (FP0_REGNUM)], &fpuregs->fpu_fr,
sizeof (fpuregs->fpu_fr));
memcpy (&registers[REGISTER_BYTE (FPS_REGNUM)], &fpuregs->fpu_fsr,
sizeof (FPU_FSR_TYPE));
}
else
{
warning ("wrong size fpregset struct in core file");
}
}
}