From 256533dfd78b46475e419080674cf35a80e3e89e Mon Sep 17 00:00:00 2001 From: Peter Schauer Date: Fri, 24 Jun 1994 16:26:33 +0000 Subject: [PATCH] * 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. --- gdb/.Sanitize | 1 + gdb/ChangeLog | 8 +++- gdb/Makefile.in | 7 ++- gdb/core-sol2.c | 117 ++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 129 insertions(+), 4 deletions(-) create mode 100644 gdb/core-sol2.c diff --git a/gdb/.Sanitize b/gdb/.Sanitize index 326ea3e47b..c58b28d26d 100644 --- a/gdb/.Sanitize +++ b/gdb/.Sanitize @@ -106,6 +106,7 @@ convex-tdep.c convex-xdep.c copying.awk copying.c +core-sol2.c core-svr4.c core.c coredep.c diff --git a/gdb/ChangeLog b/gdb/ChangeLog index aa354019f8..4f9740a3f8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -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, diff --git a/gdb/Makefile.in b/gdb/Makefile.in index d38228f3c4..b1e7c48ee9 100644 --- a/gdb/Makefile.in +++ b/gdb/Makefile.in @@ -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 diff --git a/gdb/core-sol2.c b/gdb/core-sol2.c new file mode 100644 index 0000000000..4ead2ac208 --- /dev/null +++ b/gdb/core-sol2.c @@ -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 +#include +#include +#include +#include +#include + +#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 *)®isters[REGISTER_BYTE (0)] = 0; + + /* The globals and output registers. */ + memcpy (®isters[REGISTER_BYTE (G1_REGNUM)], &gregs->r_g1, + 15 * REGISTER_RAW_SIZE (G1_REGNUM)); + *(int *)®isters[REGISTER_BYTE (PS_REGNUM)] = gregs->r_ps; + *(int *)®isters[REGISTER_BYTE (PC_REGNUM)] = gregs->r_pc; + *(int *)®isters[REGISTER_BYTE (NPC_REGNUM)] = gregs->r_npc; + *(int *)®isters[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 *)®isters[REGISTER_BYTE (SP_REGNUM)]; + if (0 != target_read_memory (sp, + ®isters[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 (®isters[REGISTER_BYTE (FP0_REGNUM)], &fpuregs->fpu_fr, + sizeof (fpuregs->fpu_fr)); + memcpy (®isters[REGISTER_BYTE (FPS_REGNUM)], &fpuregs->fpu_fsr, + sizeof (FPU_FSR_TYPE)); + } + else + { + warning ("wrong size fpregset struct in core file"); + } + } +} -- 2.34.1