* vax-nat.c: New file.
* vaxbsd-nat.c: Tweak comment. * Makefile.in (ALLDEPFILES): Add vax-nat.c, vaxbsd-nat.c and vaxnbsd-tdep.c. (vax-nat.o): New dependency. * configure.host (vax-*-bsd*, vax-*-ultrix*): Set gdb_host to vax. (vax-*-ultrix2*): Remove. * config/vax/vax.mh: New file. * config/vax/nm-vax.h (vax_kernel_u_addr): New extern declaration. (KERNEL_U_ADDR): Define as vax_kernel_u_addr. (vax_register_u_addr): New prototype. (REGISTER_U_ADDR): Define using vax_register_u_addr. * config/vax/vaxult2.mh: Remove file. * config/vax/vaxult.mh: Remove file. * config/vax/vaxbsd.mh: Remove file. * config/vax/vax.mt (TM_FILE): Remove. * config/vax/tm-vaxbsd.h: Remove file.
This commit is contained in:
Mark Kettenis
parent
9ad7bec7fd
commit
b9e1c0d643
@ -1,3 +1,23 @@
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2004-08-06 Mark Kettenis <kettenis@gnu.org>
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* vax-nat.c: New file.
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* vaxbsd-nat.c: Tweak comment.
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* Makefile.in (ALLDEPFILES): Add vax-nat.c, vaxbsd-nat.c and
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vaxnbsd-tdep.c.
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(vax-nat.o): New dependency.
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* configure.host (vax-*-bsd*, vax-*-ultrix*): Set gdb_host to vax.
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(vax-*-ultrix2*): Remove.
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* config/vax/vax.mh: New file.
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* config/vax/nm-vax.h (vax_kernel_u_addr): New extern declaration.
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(KERNEL_U_ADDR): Define as vax_kernel_u_addr.
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(vax_register_u_addr): New prototype.
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(REGISTER_U_ADDR): Define using vax_register_u_addr.
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* config/vax/vaxult2.mh: Remove file.
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* config/vax/vaxult.mh: Remove file.
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* config/vax/vaxbsd.mh: Remove file.
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* config/vax/vax.mt (TM_FILE): Remove.
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* config/vax/tm-vaxbsd.h: Remove file.
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2004-08-06 Joel Brobecker <brobecker@gnat.com>
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* aix-thread.c (get_signaled_thread): New function.
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@ -1406,7 +1406,7 @@ ALLDEPFILES = \
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sparc64nbsd-nat.c sparc64nbsd-tdep.c sparc64obsd-tdep.c \
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sparcnbsd-nat.c sparcnbsd-tdep.c sparcobsd-tdep.c \
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symm-tdep.c symm-nat.c \
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vax-tdep.c \
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vax-nat.c vax-tdep.c vaxbsd-nat.c vaxnbsd-tdep.c \
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vx-share/xdr_ld.c vx-share/xdr_ptrace.c vx-share/xdr_rdb.c \
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win32-nat.c \
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xcoffread.c xcoffsolib.c \
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@ -2640,6 +2640,7 @@ vaxbsd-nat.o: vaxbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(vax_tdep_h) $(bsd_kvm_h)
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vaxnbsd-tdep.o: vaxnbsd-tdep.c $(defs_h) $(arch_utils_h) $(osabi_h) \
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$(vax_tdep_h) $(solib_svr4_h) $(gdb_string_h)
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vax-nat.o: vax-nat.c $(defs_h) $(inferior_h) $(gdb_assert_h) $(vax_tdep_h)
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vax-tdep.o: vax-tdep.c $(defs_h) $(arch_utils_h) $(dis_asm_h) $(frame_h) \
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$(frame_base_h) $(frame_unwind_h) $(gdbcore_h) $(gdbtypes_h) \
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$(osabi_h) $(regcache_h) $(regset_h) $(trad_frame_h) $(value_h) \
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@ -1,5 +1,6 @@
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/* Common definitions for GDB native support on Vaxen under 4.2bsd and Ultrix.
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Copyright (C) 1986, 1987, 1989, 1992 Free Software Foundation, Inc.
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/* Native-dependent definitions for VAXen under 4.2 BSD and ULTRIX.
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Copyright 1986, 1987, 1989, 1992, 2004 Free Software Foundation, Inc.
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This file is part of GDB.
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@ -18,16 +19,14 @@
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#define AP_REGNUM 12 /* XXXJRT */
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#ifndef NM_VAX_H
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#define NM_VAX_H
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/* This is the amount to subtract from u.u_ar0
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to get the offset in the core file of the register values. */
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#define KERNEL_U_ADDR (0x80000000 - (UPAGES * NBPG))
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extern CORE_ADDR vax_kernel_u_addr;
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#define KERNEL_U_ADDR vax_kernel_u_addr
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#define REGISTER_U_ADDR(addr, blockend, regno) \
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{ addr = blockend - 0110 + regno * 4; \
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if (regno == PC_REGNUM) addr = blockend - 8; \
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if (regno == PS_REGNUM) addr = blockend - 4; \
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if (regno == DEPRECATED_FP_REGNUM) addr = blockend - 0120; \
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if (regno == AP_REGNUM) addr = blockend - 0124; \
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if (regno == SP_REGNUM) addr = blockend - 20; }
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extern CORE_ADDR vax_register_u_addr (CORE_ADDR u_ar0, int regnum);
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#define REGISTER_U_ADDR(addr, u_ar0, regnum) \
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(addr) = vax_register_u_addr (u_ar0, regnum)
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#endif /* nm-vax.h */
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@ -1,36 +0,0 @@
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/* Definitions to make GDB run on a vax under 4.2bsd.
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Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1996, 1998, 1999,
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2000, 2002, 2004 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef TM_VAXBSD_H
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#define TM_VAXBSD_H
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#define TARGET_UPAGES 14
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#define TARGET_NBPG 512
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#define STACK_END_ADDR (0x80000000 - (TARGET_UPAGES * TARGET_NBPG))
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/* On the VAX, sigtramp is in the u area. Can't check the exact
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addresses because for cross-debugging we don't have VAX include
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files around. This should be close enough. */
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#define DEPRECATED_IN_SIGTRAMP(PC,FUNC_NAME) \
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((PC) >= (STACK_END_ADDR) && (PC) < (0x80000000))
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#endif /* TM_VAXBSD_H */
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@ -1,4 +1,3 @@
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# Host: DEC VAX running Ultrix
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NAT_FILE= nm-vax.h
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# Host: VAX running 4.2BSD or Ultrix
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NATDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o core-aout.o
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NAT_FILE= nm-vax.h
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@ -1,3 +1,2 @@
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# Target: DEC VAX running BSD or Ultrix
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# Target: VAX running 4.2BSD or Ultrix
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TDEPFILES= vax-tdep.o
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TM_FILE= tm-vaxbsd.h
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@ -1,12 +0,0 @@
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# Host: DEC VAX running BSD
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# The following types of /bin/cc failures have been observed:
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# 1. Something in readline.c which I have never seen
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# 2. ``"values.c", line 816: compiler error: schain botch''
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#msg /bin/cc has been known to fail on VAXen running BSD4.3
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#msg If this occurs, use gcc
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#msg (but see comments in Makefile.dist about compiling with gcc).
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NATDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o core-aout.o
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NAT_FILE= nm-vax.h
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@ -1,4 +0,0 @@
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# Host: DEC VAX running Ultrix
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NAT_FILE= nm-vax.h
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NATDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o core-aout.o
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@ -133,12 +133,11 @@ sparc-*-solaris2* | sparcv9-*-solaris2* | sparc64-*-solaris2*)
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gdb_host=sol2
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;;
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vax-*-bsd*) gdb_host=vax ;;
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vax-*-netbsdelf*) gdb_host=nbsdelf ;;
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vax-*-netbsd*) gdb_host=nbsdaout ;;
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vax-*-openbsd*) gdb_host=obsd ;;
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vax-*-bsd*) gdb_host=vaxbsd ;;
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vax-*-ultrix2*) gdb_host=vaxult2 ;;
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vax-*-ultrix*) gdb_host=vaxult ;;
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vax-*-ultrix*) gdb_host=vax ;;
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x86_64-*-linux*) gdb_host=linux64 ;;
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x86_64-*-freebsd*) gdb_host=fbsd64 ;;
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106
gdb/vax-nat.c
Normal file
106
gdb/vax-nat.c
Normal file
@ -0,0 +1,106 @@
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/* Native-dependent code for VAX UNIXen (including older BSD's).
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Copyright 2004 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "inferior.h"
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#include "gdb_assert.h"
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#include <sys/types.h>
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#include <sys/dir.h>
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#include <sys/user.h>
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#ifdef HAVE_SYS_PTRACE_H
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#include <sys/ptrace.h>
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#endif
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#ifndef PT_READ_U
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#define PT_READ_U 3
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#endif
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#ifdef SYS_REG_H
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/* UNIX 32V and derivatives (including 3BSD). */
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#include <sys/reg.h>
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#else
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/* 4.2BSD and derivatives. */
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#include <machine/reg.h>
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#endif
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#include "vax-tdep.h"
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/* Address of the user structure. This is the the value for 32V; 3BSD
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uses a different value, but hey, who's still using those systems? */
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CORE_ADDR vax_kernel_u_addr = 0x80020000;
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/* Location of the user's stored registers; usage is `u.u_ar0[XX]'.
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For 4.2BSD and ULTRIX these are negative! See <machine/reg.h>. */
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static int vax_register_index[] =
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{
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R0, R1, R2, R3, R4, R5,
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R6, R7, R8, R9, R10, R11,
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AP, FP, SP, PC, PS
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};
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CORE_ADDR
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vax_register_u_addr (CORE_ADDR u_ar0, int regnum)
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{
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gdb_assert (regnum >= 0 && regnum < ARRAY_SIZE (vax_register_index));
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/* Type is `int *u_ar0'. See <sys/user.h>. */
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return u_ar0 + vax_register_index[regnum - VAX_R0_REGNUM] * 4;
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}
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CORE_ADDR
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vax_register_u_offset (int regnum)
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{
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size_t u_ar0_offset = offsetof (struct user, u_ar0);
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CORE_ADDR u_ar0;
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int pid;
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errno = 0;
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pid = PIDGET (inferior_ptid);
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u_ar0 = ptrace (PT_READ_U, pid, u_ar0_offset, 0);
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if (errno)
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perror_with_name ("Unable to determine location of registers");
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return vax_register_u_addr (u_ar0, regnum) - vax_kernel_u_addr;
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}
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#include <nlist.h>
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#ifndef _PATH_UNIX
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#define _PATH_UNIX "/vmunix"
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#endif
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_vax_nat (void);
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void
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_initialize_vax_nat (void)
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{
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struct nlist names[2];
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names[0].n_name = "_u";
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names[1].n_name = NULL;
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if (nlist (_PATH_UNIX, names) == 0)
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vax_kernel_u_addr = names[0].n_value;
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}
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@ -1,4 +1,4 @@
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/* Native-dependent code for VAX BSD's.
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/* Native-dependent code for modern VAX BSD's.
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Copyright 2004 Free Software Foundation, Inc.
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