2003-04-09 Andrew Cagney <cagney@redhat.com>

	* NEWS: Mention that the "Sequent family" is obsolete.
	* configure.tgt: Obsolete i[3456]86-sequent-bsd*,
	i[3456]86-sequent-sysv4*, and i[3456]86-sequent-sysv*.
	* configure.host: Obsolete i[3456]86-sequent-bsd*,
	i[3456]86-sequent-sysv4*, and i[3456]86-sequent-sysv*.
	* config/i386/tm-ptx4.h: Obsolete file.
	* config/i386/tm-ptx.h: Obsolete file.
	* symm-tdep.c: Obsolete file.
	* config/i386/symmetry.mt: Obsolete file.
	* config/i386/tm-symmetry.h: Obsolete file.
	* symm-nat.c: Obsolete file.
	* config/i386/nm-symmetry.h: Obsolete file.
	* config/i386/xm-symmetry.h: Obsolete file.
	* config/i386/symmetry.mh: Obsolete file.
	* config/i386/nm-ptx4.h: Obsolete file.
	* config/i386/ptx4.mh: Obsolete file.
	* config/i386/ptx.mt: Obsolete file.
	* config/i386/ptx.mh: Obsolete file.
	* config/i386/xm-ptx4.h: Obsolete file.
	* config/i386/xm-ptx.h: Obsolete file.

14 files changed, 748 insertions, 748 deletions

diff --git a/gdb/config/i386/nm-ptx4.h b/gdb/config/i386/nm-ptx4.h
index 9c8f41c..74db165 100644
--- a/gdb/config/i386/nm-ptx4.h
+++ b/gdb/config/i386/nm-ptx4.h
@@ -1,66 +1,66 @@
-/* Definitions to make GDB run on a Sequent Symmetry under ptx
-   with Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1992, 1994, 1996, 2000
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#include "regcache.h"
-
-#include "config/nm-sysv4.h"
-
-#undef USE_PROC_FS
-
-#include "i386/nm-symmetry.h"
-
-#define PTRACE_READ_REGS(pid,regaddr) mptrace (XPT_RREGS, (pid), (regaddr), 0)
-#define PTRACE_WRITE_REGS(pid,regaddr) \
-  mptrace (XPT_WREGS, (pid), (regaddr), 0)
-
-/* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
-
-#define FETCH_INFERIOR_REGISTERS
-
-/* We must fetch all the regs before storing, since we store all at once.  */
-
-#define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
-
-#define CHILD_WAIT
-struct target_waitstatus;
-extern ptid_t child_wait (ptid_t, struct target_waitstatus *);
-
-/*
- * ptx does attach as of ptx version 2.1.  Prior to that, the interface
- * exists but does not work.
- *
- * FIXME: Using attach/detach requires using the ptx MPDEBUGGER
- * interface.  There are still problems with that, so for now don't
- * enable attach/detach.  If you turn it on anyway, it will mostly
- * work, but has a number of bugs. -fubar, 2/94.
- */
-/*#define ATTACH_DETACH 1 */
-#undef ATTACH_DETACH
-#define PTRACE_ATTACH XPT_DEBUG
-#define PTRACE_DETACH XPT_UNDEBUG
-/*
- * The following drivel is needed because there are two ptrace-ish
- * calls on ptx: ptrace() and mptrace(), each of which does about half
- * of the ptrace functions.
- */
-#define PTRACE_ATTACH_CALL(pid)  ptx_do_attach(pid)
-#define PTRACE_DETACH_CALL(pid, signo) ptx_do_detach(pid, signo)
+// OBSOLETE /* Definitions to make GDB run on a Sequent Symmetry under ptx
+// OBSOLETE    with Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1992, 1994, 1996, 2000
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE #include "regcache.h"
+// OBSOLETE 
+// OBSOLETE #include "config/nm-sysv4.h"
+// OBSOLETE 
+// OBSOLETE #undef USE_PROC_FS
+// OBSOLETE 
+// OBSOLETE #include "i386/nm-symmetry.h"
+// OBSOLETE 
+// OBSOLETE #define PTRACE_READ_REGS(pid,regaddr) mptrace (XPT_RREGS, (pid), (regaddr), 0)
+// OBSOLETE #define PTRACE_WRITE_REGS(pid,regaddr) \
+// OBSOLETE   mptrace (XPT_WREGS, (pid), (regaddr), 0)
+// OBSOLETE 
+// OBSOLETE /* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
+// OBSOLETE 
+// OBSOLETE #define FETCH_INFERIOR_REGISTERS
+// OBSOLETE 
+// OBSOLETE /* We must fetch all the regs before storing, since we store all at once.  */
+// OBSOLETE 
+// OBSOLETE #define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
+// OBSOLETE 
+// OBSOLETE #define CHILD_WAIT
+// OBSOLETE struct target_waitstatus;
+// OBSOLETE extern ptid_t child_wait (ptid_t, struct target_waitstatus *);
+// OBSOLETE 
+// OBSOLETE /*
+// OBSOLETE  * ptx does attach as of ptx version 2.1.  Prior to that, the interface
+// OBSOLETE  * exists but does not work.
+// OBSOLETE  *
+// OBSOLETE  * FIXME: Using attach/detach requires using the ptx MPDEBUGGER
+// OBSOLETE  * interface.  There are still problems with that, so for now don't
+// OBSOLETE  * enable attach/detach.  If you turn it on anyway, it will mostly
+// OBSOLETE  * work, but has a number of bugs. -fubar, 2/94.
+// OBSOLETE  */
+// OBSOLETE /*#define ATTACH_DETACH 1 */
+// OBSOLETE #undef ATTACH_DETACH
+// OBSOLETE #define PTRACE_ATTACH XPT_DEBUG
+// OBSOLETE #define PTRACE_DETACH XPT_UNDEBUG
+// OBSOLETE /*
+// OBSOLETE  * The following drivel is needed because there are two ptrace-ish
+// OBSOLETE  * calls on ptx: ptrace() and mptrace(), each of which does about half
+// OBSOLETE  * of the ptrace functions.
+// OBSOLETE  */
+// OBSOLETE #define PTRACE_ATTACH_CALL(pid)  ptx_do_attach(pid)
+// OBSOLETE #define PTRACE_DETACH_CALL(pid, signo) ptx_do_detach(pid, signo)
diff --git a/gdb/config/i386/nm-symmetry.h b/gdb/config/i386/nm-symmetry.h
index d3f57e6..72b7d8d 100644
--- a/gdb/config/i386/nm-symmetry.h
+++ b/gdb/config/i386/nm-symmetry.h
@@ -1,50 +1,50 @@
-/* Definitions to make GDB run on a Sequent Symmetry under dynix 3.0,
-   with Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1992, 1994, 1996, 1998, 2000
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#include "regcache.h"
-
-/* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
-
-#define FETCH_INFERIOR_REGISTERS
-
-/* We must fetch all the regs before storing, since we store all at once.  */
-
-#define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
-
-#ifdef _SEQUENT_
-#define CHILD_WAIT
-extern ptid_t child_wait (ptid_t, struct target_waitstatus *);
-#endif
-
-/* This is the amount to subtract from u.u_ar0
-   to get the offset in the core file of the register values.  */
-
-#ifdef _SEQUENT_
-#include <sys/param.h>
-#include <sys/user.h>
-#include <sys/mc_vmparam.h>
-/* VA_UAREA is defined in <sys/mc_vmparam.h>, and is dependant upon 
-   sizeof(struct user) */
-#define KERNEL_U_ADDR (VA_UAREA)	/* ptx */
-#else
-#define KERNEL_U_ADDR (0x80000000 - (UPAGES * NBPG))	/* dynix */
-#endif
+// OBSOLETE /* Definitions to make GDB run on a Sequent Symmetry under dynix 3.0,
+// OBSOLETE    with Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1992, 1994, 1996, 1998, 2000
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE #include "regcache.h"
+// OBSOLETE 
+// OBSOLETE /* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */
+// OBSOLETE 
+// OBSOLETE #define FETCH_INFERIOR_REGISTERS
+// OBSOLETE 
+// OBSOLETE /* We must fetch all the regs before storing, since we store all at once.  */
+// OBSOLETE 
+// OBSOLETE #define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
+// OBSOLETE 
+// OBSOLETE #ifdef _SEQUENT_
+// OBSOLETE #define CHILD_WAIT
+// OBSOLETE extern ptid_t child_wait (ptid_t, struct target_waitstatus *);
+// OBSOLETE #endif
+// OBSOLETE 
+// OBSOLETE /* This is the amount to subtract from u.u_ar0
+// OBSOLETE    to get the offset in the core file of the register values.  */
+// OBSOLETE 
+// OBSOLETE #ifdef _SEQUENT_
+// OBSOLETE #include <sys/param.h>
+// OBSOLETE #include <sys/user.h>
+// OBSOLETE #include <sys/mc_vmparam.h>
+// OBSOLETE /* VA_UAREA is defined in <sys/mc_vmparam.h>, and is dependant upon 
+// OBSOLETE    sizeof(struct user) */
+// OBSOLETE #define KERNEL_U_ADDR (VA_UAREA)	/* ptx */
+// OBSOLETE #else
+// OBSOLETE #define KERNEL_U_ADDR (0x80000000 - (UPAGES * NBPG))	/* dynix */
+// OBSOLETE #endif
diff --git a/gdb/config/i386/ptx.mh b/gdb/config/i386/ptx.mh
index 554b411..048f5e5 100644
--- a/gdb/config/i386/ptx.mh
+++ b/gdb/config/i386/ptx.mh
@@ -1,7 +1,7 @@
-# Host: Sequent Symmetry running ptx 1.3, with Weitek 1167 or i387
-
-XM_FILE= xm-ptx.h
-NATDEPFILES= inftarg.o fork-child.o symm-nat.o corelow.o core-aout.o
-XM_CLIBS= -lPW -lseq
-
-NAT_FILE= nm-symmetry.h
+# OBSOLETE # Host: Sequent Symmetry running ptx 1.3, with Weitek 1167 or i387
+# OBSOLETE 
+# OBSOLETE XM_FILE= xm-ptx.h
+# OBSOLETE NATDEPFILES= inftarg.o fork-child.o symm-nat.o corelow.o core-aout.o
+# OBSOLETE XM_CLIBS= -lPW -lseq
+# OBSOLETE 
+# OBSOLETE NAT_FILE= nm-symmetry.h
diff --git a/gdb/config/i386/ptx.mt b/gdb/config/i386/ptx.mt
index 757df33..e9551e2 100644
--- a/gdb/config/i386/ptx.mt
+++ b/gdb/config/i386/ptx.mt
@@ -1,3 +1,3 @@
-# Target: Sequent Symmetry running ptx 2.0, with Weitek 1167 or i387.
-TDEPFILES= symm-tdep.o i387-tdep.o i386-tdep.o
-TM_FILE= tm-ptx.h
+# OBSOLETE # Target: Sequent Symmetry running ptx 2.0, with Weitek 1167 or i387.
+# OBSOLETE TDEPFILES= symm-tdep.o i387-tdep.o i386-tdep.o
+# OBSOLETE TM_FILE= tm-ptx.h
diff --git a/gdb/config/i386/ptx4.mh b/gdb/config/i386/ptx4.mh
index e4aa55e..4d23635 100644
--- a/gdb/config/i386/ptx4.mh
+++ b/gdb/config/i386/ptx4.mh
@@ -1,8 +1,8 @@
-# Host: Sequent Symmetry running ptx 1.3, with Weitek 1167 or i387
-
-XM_FILE= xm-ptx4.h
-NATDEPFILES= inftarg.o fork-child.o symm-nat.o corelow.o core-aout.o \
-	core-regset.o solib.o solib-svr4.o solib-legacy.o
-XM_CLIBS= -lseq
-
-NAT_FILE= nm-ptx4.h
+# OBSOLETE # Host: Sequent Symmetry running ptx 1.3, with Weitek 1167 or i387
+# OBSOLETE 
+# OBSOLETE XM_FILE= xm-ptx4.h
+# OBSOLETE NATDEPFILES= inftarg.o fork-child.o symm-nat.o corelow.o core-aout.o \
+# OBSOLETE 	core-regset.o solib.o solib-svr4.o solib-legacy.o
+# OBSOLETE XM_CLIBS= -lseq
+# OBSOLETE 
+# OBSOLETE NAT_FILE= nm-ptx4.h
diff --git a/gdb/config/i386/ptx4.mt b/gdb/config/i386/ptx4.mt
index f347809..ad268f8 100644
--- a/gdb/config/i386/ptx4.mt
+++ b/gdb/config/i386/ptx4.mt
@@ -1,3 +1,3 @@
-# Target: Sequent Symmetry running ptx 4.0, with Weitek 1167 or i387.
-TDEPFILES= symm-tdep.o i387-tdep.o i386-tdep.o
-TM_FILE= tm-ptx4.h
+# OBSOLETE # Target: Sequent Symmetry running ptx 4.0, with Weitek 1167 or i387.
+# OBSOLETE TDEPFILES= symm-tdep.o i387-tdep.o i386-tdep.o
+# OBSOLETE TM_FILE= tm-ptx4.h
diff --git a/gdb/config/i386/symmetry.mh b/gdb/config/i386/symmetry.mh
index 486a2fb..19c5264 100644
--- a/gdb/config/i386/symmetry.mh
+++ b/gdb/config/i386/symmetry.mh
@@ -1,4 +1,4 @@
-# Host: Sequent Symmetry running Dynix 3.0, with Weitek 1167 or i387.
-XM_FILE= xm-symmetry.h
-NAT_FILE= nm-symmetry.h
-NATDEPFILES= inftarg.o fork-child.o corelow.o core-aout.o symm-nat.o
+# OBSOLETE # Host: Sequent Symmetry running Dynix 3.0, with Weitek 1167 or i387.
+# OBSOLETE XM_FILE= xm-symmetry.h
+# OBSOLETE NAT_FILE= nm-symmetry.h
+# OBSOLETE NATDEPFILES= inftarg.o fork-child.o corelow.o core-aout.o symm-nat.o
diff --git a/gdb/config/i386/symmetry.mt b/gdb/config/i386/symmetry.mt
index a3dba70..8fccbd2 100644
--- a/gdb/config/i386/symmetry.mt
+++ b/gdb/config/i386/symmetry.mt
@@ -1,3 +1,3 @@
-# Target: Sequent Symmetry running Dynix 3.0, with Weitek 1167 or i387.
-TDEPFILES= i386-tdep.o symm-tdep.o i387-tdep.o
-TM_FILE= tm-symmetry.h
+# OBSOLETE # Target: Sequent Symmetry running Dynix 3.0, with Weitek 1167 or i387.
+# OBSOLETE TDEPFILES= i386-tdep.o symm-tdep.o i387-tdep.o
+# OBSOLETE TM_FILE= tm-symmetry.h
diff --git a/gdb/config/i386/tm-ptx.h b/gdb/config/i386/tm-ptx.h
index 2f2bba3..4d3ba83 100644
--- a/gdb/config/i386/tm-ptx.h
+++ b/gdb/config/i386/tm-ptx.h
@@ -1,194 +1,194 @@
-/* Target machine definitions for GDB on a Sequent Symmetry under ptx
-   with Weitek 1167 and i387 support.
-
-   Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 2000,
-   2003 Free Software Foundation, Inc.
-
-   Symmetry version by Jay Vosburgh (fubar@sequent.com).
-
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef TM_PTX_H
-#define TM_PTX_H 1
-
-/* I don't know if this will work for cross-debugging, even if you do get
-   a copy of the right include file.  */
-
-#include <sys/reg.h>
-
-#ifdef SEQUENT_PTX4
-#include "i386/tm-i386.h"
-#else /* !SEQUENT_PTX4 */
-#include "i386/tm-i386.h"
-#endif
-
-/* Amount PC must be decremented by after a breakpoint.  This is often the
-   number of bytes in BREAKPOINT but not always (such as now). */
-
-#undef DECR_PC_AFTER_BREAK
-#define DECR_PC_AFTER_BREAK 0
-
-/* Number of machine registers */
-
-#undef  NUM_REGS
-#define NUM_REGS 49
-
-/* Initializer for an array of names of registers.  There should be at least
-   NUM_REGS strings in this initializer.  Any excess ones are simply ignored.
-   The order of the first 8 registers must match the compiler's numbering
-   scheme (which is the same as the 386 scheme) and also regmap in the various
-   *-nat.c files. */
-
-#undef REGISTER_NAME
-#define REGISTER_NAMES { "eax",  "ecx",    "edx",  "ebx",  \
-			 "esp",  "ebp",    "esi",  "edi",  \
-			 "eip",  "eflags", "st0",  "st1",  \
-			 "st2",  "st3",    "st4",  "st5",  \
-			 "st6",  "st7",    "fp1",  "fp2",  \
-			 "fp3",  "fp4",    "fp5",  "fp6",  \
-			 "fp7",  "fp8",    "fp9",  "fp10", \
-			 "fp11", "fp12",   "fp13", "fp14", \
-			 "fp15", "fp16",   "fp17", "fp18", \
-			 "fp19", "fp20",   "fp21", "fp22", \
-			 "fp23", "fp24",   "fp25", "fp26", \
-			 "fp27", "fp28",   "fp29", "fp30", \
-			 "fp31" }
-
-/* Register numbers of various important registers.
-   Note that some of these values are "real" register numbers,
-   and correspond to the general registers of the machine,
-   and some are "phony" register numbers which are too large
-   to be actual register numbers as far as the user is concerned
-   but do serve to get the desired values when passed to read_register.  */
-
-#define EAX_REGNUM	0
-#define ECX_REGNUM	1
-#define EDX_REGNUM	2
-#define EBX_REGNUM	3
-
-#define ESP_REGNUM	4
-#define EBP_REGNUM	5
-
-#define ESI_REGNUM	6
-#define EDI_REGNUM	7
-
-#define EIP_REGNUM	8
-#define EFLAGS_REGNUM	9
-
-#define ST0_REGNUM	10
-#define ST1_REGNUM	11
-#define ST2_REGNUM	12
-#define ST3_REGNUM	13
-
-#define ST4_REGNUM	14
-#define ST5_REGNUM	15
-#define ST6_REGNUM	16
-#define ST7_REGNUM	17
-
-#define FP1_REGNUM 18		/* first 1167 register */
-/* Get %fp2 - %fp31 by addition, since they are contiguous */
-
-#undef  SP_REGNUM
-#define SP_REGNUM ESP_REGNUM	/* Contains address of top of stack */
-#undef  FP_REGNUM
-#define FP_REGNUM EBP_REGNUM	/* Contains address of executing stack frame */
-#undef  PC_REGNUM
-#define PC_REGNUM EIP_REGNUM	/* Contains program counter */
-#undef  PS_REGNUM
-#define PS_REGNUM EFLAGS_REGNUM	/* Contains processor status */
-
-/*
- * For ptx, this is a little bit bizarre, since the register block
- * is below the u area in memory.  This means that blockend here ends
- * up being negative (for the call from coredep.c) since the value in
- * u.u_ar0 will be less than KERNEL_U_ADDR (and coredep.c passes us
- * u.u_ar0 - KERNEL_U_ADDR in blockend).  Since we also define
- * FETCH_INFERIOR_REGISTERS (and supply our own functions for that),
- * the core file case will be the only use of this function.
- */
-
-#define REGISTER_U_ADDR(addr, blockend, regno) \
-{ (addr) = ptx_register_u_addr((blockend), (regno)); }
-
-extern int ptx_register_u_addr (int, int);
-
-/* Total amount of space needed to store our copies of the machine's
-   register state, the array `registers'.  10 i*86 registers, 8 i387
-   registers, and 31 Weitek 1167 registers */
-
-#undef  REGISTER_BYTES
-#define REGISTER_BYTES ((10 * 4) + (8 * 10) + (31 * 4))
-
-/* Largest value REGISTER_RAW_SIZE can have.  */
-
-#undef  DEPRECATED_MAX_REGISTER_RAW_SIZE
-#define DEPRECATED_MAX_REGISTER_RAW_SIZE 10
-
-/* Nonzero if register N requires conversion
-   from raw format to virtual format.  */
-
-#undef REGISTER_CONVERTIBLE
-#define REGISTER_CONVERTIBLE(N) \
-((N < ST0_REGNUM) ? 0 : \
- (N < FP1_REGNUM) ? 1 : \
- 0)
-
-/* Convert data from raw format for register REGNUM
-   to virtual format for register REGNUM.  */
-extern const struct floatformat floatformat_i387_ext;	/* from floatformat.h */
-
-#undef REGISTER_CONVERT_TO_VIRTUAL
-#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO)	\
-((REGNUM < ST0_REGNUM) ?  (void)memcpy ((TO), (FROM), 4) : \
- (REGNUM < FP1_REGNUM) ? (void)floatformat_to_double(&floatformat_i387_ext, \
-						       (FROM),(TO)) : \
- (void)memcpy ((TO), (FROM), 4))
-
-/* Convert data from virtual format for register REGNUM
-   to raw format for register REGNUM.  */
-
-#undef REGISTER_CONVERT_TO_RAW
-#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO)	\
-((REGNUM < ST0_REGNUM) ?  (void)memcpy ((TO), (FROM), 4) : \
- (REGNUM < FP1_REGNUM) ? (void)floatformat_from_double(&floatformat_i387_ext, \
-						       (FROM),(TO)) : \
- (void)memcpy ((TO), (FROM), 4))
-
-/* Return the GDB type object for the "standard" data type
-   of data in register N.  */
-/*
- * Note: the 1167 registers (the last line, builtin_type_float) are
- * generally used in pairs, with each pair being treated as a double.
- * It it also possible to use them singly as floats.  I'm not sure how
- * in gdb to treat the register pair pseudo-doubles. -fubar
- */
-#undef REGISTER_VIRTUAL_TYPE
-#define REGISTER_VIRTUAL_TYPE(N) \
-((N < ST0_REGNUM) ? builtin_type_int : \
- (N < FP1_REGNUM) ? builtin_type_double : \
- builtin_type_float)
-
-/* Extract from an array REGBUF containing the (raw) register state
-   a function return value of type TYPE, and copy that, in virtual format,
-   into VALBUF.  */
-
-#undef  DEPRECATED_EXTRACT_RETURN_VALUE
-#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
-  symmetry_extract_return_value(TYPE, REGBUF, VALBUF)
-
-#endif /* ifndef TM_PTX_H */
+// OBSOLETE /* Target machine definitions for GDB on a Sequent Symmetry under ptx
+// OBSOLETE    with Weitek 1167 and i387 support.
+// OBSOLETE 
+// OBSOLETE    Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 2000,
+// OBSOLETE    2003 Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    Symmetry version by Jay Vosburgh (fubar@sequent.com).
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE #ifndef TM_PTX_H
+// OBSOLETE #define TM_PTX_H 1
+// OBSOLETE 
+// OBSOLETE /* I don't know if this will work for cross-debugging, even if you do get
+// OBSOLETE    a copy of the right include file.  */
+// OBSOLETE 
+// OBSOLETE #include <sys/reg.h>
+// OBSOLETE 
+// OBSOLETE #ifdef SEQUENT_PTX4
+// OBSOLETE #include "i386/tm-i386.h"
+// OBSOLETE #else /* !SEQUENT_PTX4 */
+// OBSOLETE #include "i386/tm-i386.h"
+// OBSOLETE #endif
+// OBSOLETE 
+// OBSOLETE /* Amount PC must be decremented by after a breakpoint.  This is often the
+// OBSOLETE    number of bytes in BREAKPOINT but not always (such as now). */
+// OBSOLETE 
+// OBSOLETE #undef DECR_PC_AFTER_BREAK
+// OBSOLETE #define DECR_PC_AFTER_BREAK 0
+// OBSOLETE 
+// OBSOLETE /* Number of machine registers */
+// OBSOLETE 
+// OBSOLETE #undef  NUM_REGS
+// OBSOLETE #define NUM_REGS 49
+// OBSOLETE 
+// OBSOLETE /* Initializer for an array of names of registers.  There should be at least
+// OBSOLETE    NUM_REGS strings in this initializer.  Any excess ones are simply ignored.
+// OBSOLETE    The order of the first 8 registers must match the compiler's numbering
+// OBSOLETE    scheme (which is the same as the 386 scheme) and also regmap in the various
+// OBSOLETE    *-nat.c files. */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_NAME
+// OBSOLETE #define REGISTER_NAMES { "eax",  "ecx",    "edx",  "ebx",  \
+// OBSOLETE 			 "esp",  "ebp",    "esi",  "edi",  \
+// OBSOLETE 			 "eip",  "eflags", "st0",  "st1",  \
+// OBSOLETE 			 "st2",  "st3",    "st4",  "st5",  \
+// OBSOLETE 			 "st6",  "st7",    "fp1",  "fp2",  \
+// OBSOLETE 			 "fp3",  "fp4",    "fp5",  "fp6",  \
+// OBSOLETE 			 "fp7",  "fp8",    "fp9",  "fp10", \
+// OBSOLETE 			 "fp11", "fp12",   "fp13", "fp14", \
+// OBSOLETE 			 "fp15", "fp16",   "fp17", "fp18", \
+// OBSOLETE 			 "fp19", "fp20",   "fp21", "fp22", \
+// OBSOLETE 			 "fp23", "fp24",   "fp25", "fp26", \
+// OBSOLETE 			 "fp27", "fp28",   "fp29", "fp30", \
+// OBSOLETE 			 "fp31" }
+// OBSOLETE 
+// OBSOLETE /* Register numbers of various important registers.
+// OBSOLETE    Note that some of these values are "real" register numbers,
+// OBSOLETE    and correspond to the general registers of the machine,
+// OBSOLETE    and some are "phony" register numbers which are too large
+// OBSOLETE    to be actual register numbers as far as the user is concerned
+// OBSOLETE    but do serve to get the desired values when passed to read_register.  */
+// OBSOLETE 
+// OBSOLETE #define EAX_REGNUM	0
+// OBSOLETE #define ECX_REGNUM	1
+// OBSOLETE #define EDX_REGNUM	2
+// OBSOLETE #define EBX_REGNUM	3
+// OBSOLETE 
+// OBSOLETE #define ESP_REGNUM	4
+// OBSOLETE #define EBP_REGNUM	5
+// OBSOLETE 
+// OBSOLETE #define ESI_REGNUM	6
+// OBSOLETE #define EDI_REGNUM	7
+// OBSOLETE 
+// OBSOLETE #define EIP_REGNUM	8
+// OBSOLETE #define EFLAGS_REGNUM	9
+// OBSOLETE 
+// OBSOLETE #define ST0_REGNUM	10
+// OBSOLETE #define ST1_REGNUM	11
+// OBSOLETE #define ST2_REGNUM	12
+// OBSOLETE #define ST3_REGNUM	13
+// OBSOLETE 
+// OBSOLETE #define ST4_REGNUM	14
+// OBSOLETE #define ST5_REGNUM	15
+// OBSOLETE #define ST6_REGNUM	16
+// OBSOLETE #define ST7_REGNUM	17
+// OBSOLETE 
+// OBSOLETE #define FP1_REGNUM 18		/* first 1167 register */
+// OBSOLETE /* Get %fp2 - %fp31 by addition, since they are contiguous */
+// OBSOLETE 
+// OBSOLETE #undef  SP_REGNUM
+// OBSOLETE #define SP_REGNUM ESP_REGNUM	/* Contains address of top of stack */
+// OBSOLETE #undef  FP_REGNUM
+// OBSOLETE #define FP_REGNUM EBP_REGNUM	/* Contains address of executing stack frame */
+// OBSOLETE #undef  PC_REGNUM
+// OBSOLETE #define PC_REGNUM EIP_REGNUM	/* Contains program counter */
+// OBSOLETE #undef  PS_REGNUM
+// OBSOLETE #define PS_REGNUM EFLAGS_REGNUM	/* Contains processor status */
+// OBSOLETE 
+// OBSOLETE /*
+// OBSOLETE  * For ptx, this is a little bit bizarre, since the register block
+// OBSOLETE  * is below the u area in memory.  This means that blockend here ends
+// OBSOLETE  * up being negative (for the call from coredep.c) since the value in
+// OBSOLETE  * u.u_ar0 will be less than KERNEL_U_ADDR (and coredep.c passes us
+// OBSOLETE  * u.u_ar0 - KERNEL_U_ADDR in blockend).  Since we also define
+// OBSOLETE  * FETCH_INFERIOR_REGISTERS (and supply our own functions for that),
+// OBSOLETE  * the core file case will be the only use of this function.
+// OBSOLETE  */
+// OBSOLETE 
+// OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \
+// OBSOLETE { (addr) = ptx_register_u_addr((blockend), (regno)); }
+// OBSOLETE 
+// OBSOLETE extern int ptx_register_u_addr (int, int);
+// OBSOLETE 
+// OBSOLETE /* Total amount of space needed to store our copies of the machine's
+// OBSOLETE    register state, the array `registers'.  10 i*86 registers, 8 i387
+// OBSOLETE    registers, and 31 Weitek 1167 registers */
+// OBSOLETE 
+// OBSOLETE #undef  REGISTER_BYTES
+// OBSOLETE #define REGISTER_BYTES ((10 * 4) + (8 * 10) + (31 * 4))
+// OBSOLETE 
+// OBSOLETE /* Largest value REGISTER_RAW_SIZE can have.  */
+// OBSOLETE 
+// OBSOLETE #undef  DEPRECATED_MAX_REGISTER_RAW_SIZE
+// OBSOLETE #define DEPRECATED_MAX_REGISTER_RAW_SIZE 10
+// OBSOLETE 
+// OBSOLETE /* Nonzero if register N requires conversion
+// OBSOLETE    from raw format to virtual format.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_CONVERTIBLE
+// OBSOLETE #define REGISTER_CONVERTIBLE(N) \
+// OBSOLETE ((N < ST0_REGNUM) ? 0 : \
+// OBSOLETE  (N < FP1_REGNUM) ? 1 : \
+// OBSOLETE  0)
+// OBSOLETE 
+// OBSOLETE /* Convert data from raw format for register REGNUM
+// OBSOLETE    to virtual format for register REGNUM.  */
+// OBSOLETE extern const struct floatformat floatformat_i387_ext;	/* from floatformat.h */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_CONVERT_TO_VIRTUAL
+// OBSOLETE #define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO)	\
+// OBSOLETE ((REGNUM < ST0_REGNUM) ?  (void)memcpy ((TO), (FROM), 4) : \
+// OBSOLETE  (REGNUM < FP1_REGNUM) ? (void)floatformat_to_double(&floatformat_i387_ext, \
+// OBSOLETE 						       (FROM),(TO)) : \
+// OBSOLETE  (void)memcpy ((TO), (FROM), 4))
+// OBSOLETE 
+// OBSOLETE /* Convert data from virtual format for register REGNUM
+// OBSOLETE    to raw format for register REGNUM.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_CONVERT_TO_RAW
+// OBSOLETE #define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO)	\
+// OBSOLETE ((REGNUM < ST0_REGNUM) ?  (void)memcpy ((TO), (FROM), 4) : \
+// OBSOLETE  (REGNUM < FP1_REGNUM) ? (void)floatformat_from_double(&floatformat_i387_ext, \
+// OBSOLETE 						       (FROM),(TO)) : \
+// OBSOLETE  (void)memcpy ((TO), (FROM), 4))
+// OBSOLETE 
+// OBSOLETE /* Return the GDB type object for the "standard" data type
+// OBSOLETE    of data in register N.  */
+// OBSOLETE /*
+// OBSOLETE  * Note: the 1167 registers (the last line, builtin_type_float) are
+// OBSOLETE  * generally used in pairs, with each pair being treated as a double.
+// OBSOLETE  * It it also possible to use them singly as floats.  I'm not sure how
+// OBSOLETE  * in gdb to treat the register pair pseudo-doubles. -fubar
+// OBSOLETE  */
+// OBSOLETE #undef REGISTER_VIRTUAL_TYPE
+// OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \
+// OBSOLETE ((N < ST0_REGNUM) ? builtin_type_int : \
+// OBSOLETE  (N < FP1_REGNUM) ? builtin_type_double : \
+// OBSOLETE  builtin_type_float)
+// OBSOLETE 
+// OBSOLETE /* Extract from an array REGBUF containing the (raw) register state
+// OBSOLETE    a function return value of type TYPE, and copy that, in virtual format,
+// OBSOLETE    into VALBUF.  */
+// OBSOLETE 
+// OBSOLETE #undef  DEPRECATED_EXTRACT_RETURN_VALUE
+// OBSOLETE #define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
+// OBSOLETE   symmetry_extract_return_value(TYPE, REGBUF, VALBUF)
+// OBSOLETE 
+// OBSOLETE #endif /* ifndef TM_PTX_H */
diff --git a/gdb/config/i386/tm-ptx4.h b/gdb/config/i386/tm-ptx4.h
index a13d4a6..5f83db4 100644
--- a/gdb/config/i386/tm-ptx4.h
+++ b/gdb/config/i386/tm-ptx4.h
@@ -1,26 +1,26 @@
-/* Target machine definitions for GDB on a Sequent Symmetry under ptx
-   with Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994
-   Free Software Foundation, Inc.
-   Symmetry version by Jay Vosburgh (fubar@sequent.com).
-
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#define SEQUENT_PTX4
-
-#include "i386/tm-ptx.h"
+// OBSOLETE /* Target machine definitions for GDB on a Sequent Symmetry under ptx
+// OBSOLETE    with Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE    Symmetry version by Jay Vosburgh (fubar@sequent.com).
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE #define SEQUENT_PTX4
+// OBSOLETE 
+// OBSOLETE #include "i386/tm-ptx.h"
diff --git a/gdb/config/i386/tm-symmetry.h b/gdb/config/i386/tm-symmetry.h
index 2825562..c8680a3 100644
--- a/gdb/config/i386/tm-symmetry.h
+++ b/gdb/config/i386/tm-symmetry.h
@@ -1,291 +1,291 @@
-/* Target machine definitions for GDB on a Sequent Symmetry under dynix 3.0,
-   with Weitek 1167 and i387 support.
-
-   Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 2003 Free
-   Software Foundation, Inc.
-
-   Symmetry version by Jay Vosburgh (fubar@sequent.com).
-
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef TM_SYMMETRY_H
-#define TM_SYMMETRY_H 1
-
-#include "regcache.h"
-#include "doublest.h"
-
-/* I don't know if this will work for cross-debugging, even if you do get
-   a copy of the right include file.  */
-#include <machine/reg.h>
-
-#include "i386/tm-i386.h"
-
-/* Amount PC must be decremented by after a breakpoint.  This is often the
-   number of bytes in BREAKPOINT but not always (such as now). */
-
-#undef DECR_PC_AFTER_BREAK
-#define DECR_PC_AFTER_BREAK 0
-
-/* Number of machine registers */
-
-#undef NUM_REGS
-#define NUM_REGS 49
-
-/* Initializer for an array of names of registers.
-   There should be NUM_REGS strings in this initializer.  */
-
-/* Initializer for an array of names of registers.  There should be at least
-   NUM_REGS strings in this initializer.  Any excess ones are simply ignored.
-   Symmetry registers are in this weird order to match the register numbers
-   in the symbol table entries.  If you change the order, things will probably
-   break mysteriously for no apparent reason.  Also note that the st(0)...
-   st(7) 387 registers are represented as st0...st7.  */
-
-#undef REGISTER_NAME
-#define REGISTER_NAMES {     "eax",  "edx",  "ecx",   "st0",  "st1", \
-			     "ebx",  "esi",  "edi",   "st2",  "st3", \
-			     "st4",  "st5",  "st6",   "st7",  "esp", \
-			     "ebp",  "eip",  "eflags","fp1",  "fp2", \
-			     "fp3",  "fp4",  "fp5",   "fp6",  "fp7", \
-			     "fp8",  "fp9",  "fp10",  "fp11", "fp12", \
-			     "fp13", "fp14", "fp15",  "fp16", "fp17", \
-			     "fp18", "fp19", "fp20",  "fp21", "fp22", \
-			     "fp23", "fp24", "fp25",  "fp26", "fp27", \
-			     "fp28", "fp29", "fp30",  "fp31" }
-
-/* Register numbers of various important registers.
-   Note that some of these values are "real" register numbers,
-   and correspond to the general registers of the machine,
-   and some are "phony" register numbers which are too large
-   to be actual register numbers as far as the user is concerned
-   but do serve to get the desired values when passed to read_register.  */
-
-#define EAX_REGNUM	0
-#define EDX_REGNUM	1
-#define ECX_REGNUM	2
-#define ST0_REGNUM	3
-#define ST1_REGNUM	4
-#define EBX_REGNUM	5
-#define ESI_REGNUM	6
-#define EDI_REGNUM	7
-#define ST2_REGNUM	8
-#define ST3_REGNUM	9
-
-#define ST4_REGNUM	10
-#define ST5_REGNUM	11
-#define ST6_REGNUM	12
-#define ST7_REGNUM	13
-
-#define FP1_REGNUM 18		/* first 1167 register */
-/* Get %fp2 - %fp31 by addition, since they are contiguous */
-
-#undef  SP_REGNUM
-#define SP_REGNUM 14		/* (usp) Contains address of top of stack */
-#define ESP_REGNUM 14
-#undef  FP_REGNUM
-#define FP_REGNUM 15		/* (ebp) Contains address of executing stack frame */
-#define EBP_REGNUM 15
-#undef  PC_REGNUM
-#define PC_REGNUM 16		/* (eip) Contains program counter */
-#define EIP_REGNUM 16
-#undef  PS_REGNUM
-#define PS_REGNUM 17		/* (ps)  Contains processor status */
-#define EFLAGS_REGNUM 17
-
-/*
- * Following macro translates i386 opcode register numbers to Symmetry
- * register numbers.  This is used by i386_frame_find_saved_regs.
- *
- *           %eax  %ecx  %edx  %ebx  %esp  %ebp  %esi  %edi
- * i386        0     1     2     3     4     5     6     7
- * Symmetry    0     2     1     5    14    15     6     7
- *
- */
-#define I386_REGNO_TO_SYMMETRY(n) \
-((n)==0?0 :(n)==1?2 :(n)==2?1 :(n)==3?5 :(n)==4?14 :(n)==5?15 :(n))
-
-/* The magic numbers below are offsets into u_ar0 in the user struct.
- * They live in <machine/reg.h>.  Gdb calls this macro with blockend
- * holding u.u_ar0 - KERNEL_U_ADDR.  Only the registers listed are
- * saved in the u area (along with a few others that aren't useful
- * here.  See <machine/reg.h>).
- */
-
-#define REGISTER_U_ADDR(addr, blockend, regno) \
-{ struct user foo;	/* needed for finding fpu regs */ \
-switch (regno) { \
-    case 0: \
-      addr = blockend + EAX * sizeof(int); break; \
-  case 1: \
-      addr = blockend + EDX * sizeof(int); break; \
-  case 2: \
-      addr = blockend + ECX * sizeof(int); break; \
-  case 3:			/* st(0) */ \
-      addr = ((int)&foo.u_fpusave.fpu_stack[0][0] - (int)&foo); \
-      break; \
-  case 4:			/* st(1) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[1][0] - (int)&foo); \
-      break; \
-  case 5: \
-      addr = blockend + EBX * sizeof(int); break; \
-  case 6: \
-      addr = blockend + ESI * sizeof(int); break; \
-  case 7: \
-      addr = blockend + EDI * sizeof(int); break; \
-  case 8:			/* st(2) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[2][0] - (int)&foo); \
-      break; \
-  case 9:			/* st(3) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[3][0] - (int)&foo); \
-      break; \
-  case 10:			/* st(4) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[4][0] - (int)&foo); \
-      break; \
-  case 11:			/* st(5) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[5][0] - (int)&foo); \
-      break; \
-  case 12:			/* st(6) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[6][0] - (int)&foo); \
-      break; \
-  case 13:			/* st(7) */ \
-      addr = ((int) &foo.u_fpusave.fpu_stack[7][0] - (int)&foo); \
-      break; \
-  case 14: \
-      addr = blockend + ESP * sizeof(int); break; \
-  case 15: \
-      addr = blockend + EBP * sizeof(int); break; \
-  case 16: \
-      addr = blockend + EIP * sizeof(int); break; \
-  case 17: \
-      addr = blockend + FLAGS * sizeof(int); break; \
-  case 18:			/* fp1 */ \
-  case 19:			/* fp2 */ \
-  case 20:			/* fp3 */ \
-  case 21:			/* fp4 */ \
-  case 22:			/* fp5 */ \
-  case 23:			/* fp6 */ \
-  case 24:			/* fp7 */ \
-  case 25:			/* fp8 */ \
-  case 26:			/* fp9 */ \
-  case 27:			/* fp10 */ \
-  case 28:			/* fp11 */ \
-  case 29:			/* fp12 */ \
-  case 30:			/* fp13 */ \
-  case 31:			/* fp14 */ \
-  case 32:			/* fp15 */ \
-  case 33:			/* fp16 */ \
-  case 34:			/* fp17 */ \
-  case 35:			/* fp18 */ \
-  case 36:			/* fp19 */ \
-  case 37:			/* fp20 */ \
-  case 38:			/* fp21 */ \
-  case 39:			/* fp22 */ \
-  case 40:			/* fp23 */ \
-  case 41:			/* fp24 */ \
-  case 42:			/* fp25 */ \
-  case 43:			/* fp26 */ \
-  case 44:			/* fp27 */ \
-  case 45:			/* fp28 */ \
-  case 46:			/* fp29 */ \
-  case 47:			/* fp30 */ \
-  case 48:			/* fp31 */ \
-     addr = ((int) &foo.u_fpasave.fpa_regs[(regno)-18] - (int)&foo); \
-  } \
-}
-
-/* Total amount of space needed to store our copies of the machine's
-   register state, the array `registers'.  10 i*86 registers, 8 i387
-   registers, and 31 Weitek 1167 registers */
-
-#undef  REGISTER_BYTES
-#define REGISTER_BYTES ((10 * 4) + (8 * 10) + (31 * 4))
-
-/* Nonzero if register N requires conversion
-   from raw format to virtual format.  */
-
-#undef  REGISTER_CONVERTIBLE
-#define REGISTER_CONVERTIBLE(N) \
-(((N) < 3) ? 0 : \
-((N) < 5) ? 1  : \
-((N) < 8) ? 0  : \
-((N) < 14) ? 1 : \
-    0)
-
-#include "floatformat.h"
-
-/* Convert data from raw format for register REGNUM in buffer FROM
-   to virtual format with type TYPE in buffer TO.  */
-
-#undef REGISTER_CONVERT_TO_VIRTUAL
-#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \
-{ \
-  DOUBLEST val; \
-  floatformat_to_doublest (&floatformat_i387_ext, (FROM), &val); \
-  deprecated_store_floating ((TO), TYPE_LENGTH (TYPE), val); \
-}
-
-/* Convert data from virtual format with type TYPE in buffer FROM
-   to raw format for register REGNUM in buffer TO.  */
-
-#undef REGISTER_CONVERT_TO_RAW
-#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \
-{ \
-  DOUBLEST val = deprecated_extract_floating ((FROM), TYPE_LENGTH (TYPE)); \
-  floatformat_from_doublest (&floatformat_i387_ext, &val, (TO)); \
-}
-
-/* Return the GDB type object for the "standard" data type
-   of data in register N.  */
-
-#undef REGISTER_VIRTUAL_TYPE
-#define REGISTER_VIRTUAL_TYPE(N) \
-((N < 3) ? builtin_type_int : \
-(N < 5) ? builtin_type_double : \
-(N < 8) ? builtin_type_int : \
-(N < 14) ? builtin_type_double : \
-    builtin_type_int)
-
-/* Store the address of the place in which to copy the structure the
-   subroutine will return.  This is called from call_function.
-   Native cc passes the address in eax, gcc (up to version 2.5.8)
-   passes it on the stack.  gcc should be fixed in future versions to
-   adopt native cc conventions.  */
-
-#undef  DEPRECATED_PUSH_ARGUMENTS
-#undef  STORE_STRUCT_RETURN
-#define STORE_STRUCT_RETURN(ADDR, SP) write_register(0, (ADDR))
-
-/* Extract from an array REGBUF containing the (raw) register state
-   a function return value of type TYPE, and copy that, in virtual format,
-   into VALBUF.  */
-
-#undef  DEPRECATED_EXTRACT_RETURN_VALUE
-#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
-  symmetry_extract_return_value(TYPE, REGBUF, VALBUF)
-
-/* The following redefines make backtracing through sigtramp work.
-   They manufacture a fake sigtramp frame and obtain the saved pc in sigtramp
-   from the sigcontext structure which is pushed by the kernel on the
-   user stack, along with a pointer to it.  */
-
-#define IN_SIGTRAMP(pc, name) ((name) && STREQ ("_sigcode", name))
-
-/* Offset to saved PC in sigcontext, from <signal.h>.  */
-#define SIGCONTEXT_PC_OFFSET 16
-
-#endif /* ifndef TM_SYMMETRY_H */
+// OBSOLETE /* Target machine definitions for GDB on a Sequent Symmetry under dynix 3.0,
+// OBSOLETE    with Weitek 1167 and i387 support.
+// OBSOLETE 
+// OBSOLETE    Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 2003 Free
+// OBSOLETE    Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    Symmetry version by Jay Vosburgh (fubar@sequent.com).
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE #ifndef TM_SYMMETRY_H
+// OBSOLETE #define TM_SYMMETRY_H 1
+// OBSOLETE 
+// OBSOLETE #include "regcache.h"
+// OBSOLETE #include "doublest.h"
+// OBSOLETE 
+// OBSOLETE /* I don't know if this will work for cross-debugging, even if you do get
+// OBSOLETE    a copy of the right include file.  */
+// OBSOLETE #include <machine/reg.h>
+// OBSOLETE 
+// OBSOLETE #include "i386/tm-i386.h"
+// OBSOLETE 
+// OBSOLETE /* Amount PC must be decremented by after a breakpoint.  This is often the
+// OBSOLETE    number of bytes in BREAKPOINT but not always (such as now). */
+// OBSOLETE 
+// OBSOLETE #undef DECR_PC_AFTER_BREAK
+// OBSOLETE #define DECR_PC_AFTER_BREAK 0
+// OBSOLETE 
+// OBSOLETE /* Number of machine registers */
+// OBSOLETE 
+// OBSOLETE #undef NUM_REGS
+// OBSOLETE #define NUM_REGS 49
+// OBSOLETE 
+// OBSOLETE /* Initializer for an array of names of registers.
+// OBSOLETE    There should be NUM_REGS strings in this initializer.  */
+// OBSOLETE 
+// OBSOLETE /* Initializer for an array of names of registers.  There should be at least
+// OBSOLETE    NUM_REGS strings in this initializer.  Any excess ones are simply ignored.
+// OBSOLETE    Symmetry registers are in this weird order to match the register numbers
+// OBSOLETE    in the symbol table entries.  If you change the order, things will probably
+// OBSOLETE    break mysteriously for no apparent reason.  Also note that the st(0)...
+// OBSOLETE    st(7) 387 registers are represented as st0...st7.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_NAME
+// OBSOLETE #define REGISTER_NAMES {     "eax",  "edx",  "ecx",   "st0",  "st1", \
+// OBSOLETE 			     "ebx",  "esi",  "edi",   "st2",  "st3", \
+// OBSOLETE 			     "st4",  "st5",  "st6",   "st7",  "esp", \
+// OBSOLETE 			     "ebp",  "eip",  "eflags","fp1",  "fp2", \
+// OBSOLETE 			     "fp3",  "fp4",  "fp5",   "fp6",  "fp7", \
+// OBSOLETE 			     "fp8",  "fp9",  "fp10",  "fp11", "fp12", \
+// OBSOLETE 			     "fp13", "fp14", "fp15",  "fp16", "fp17", \
+// OBSOLETE 			     "fp18", "fp19", "fp20",  "fp21", "fp22", \
+// OBSOLETE 			     "fp23", "fp24", "fp25",  "fp26", "fp27", \
+// OBSOLETE 			     "fp28", "fp29", "fp30",  "fp31" }
+// OBSOLETE 
+// OBSOLETE /* Register numbers of various important registers.
+// OBSOLETE    Note that some of these values are "real" register numbers,
+// OBSOLETE    and correspond to the general registers of the machine,
+// OBSOLETE    and some are "phony" register numbers which are too large
+// OBSOLETE    to be actual register numbers as far as the user is concerned
+// OBSOLETE    but do serve to get the desired values when passed to read_register.  */
+// OBSOLETE 
+// OBSOLETE #define EAX_REGNUM	0
+// OBSOLETE #define EDX_REGNUM	1
+// OBSOLETE #define ECX_REGNUM	2
+// OBSOLETE #define ST0_REGNUM	3
+// OBSOLETE #define ST1_REGNUM	4
+// OBSOLETE #define EBX_REGNUM	5
+// OBSOLETE #define ESI_REGNUM	6
+// OBSOLETE #define EDI_REGNUM	7
+// OBSOLETE #define ST2_REGNUM	8
+// OBSOLETE #define ST3_REGNUM	9
+// OBSOLETE 
+// OBSOLETE #define ST4_REGNUM	10
+// OBSOLETE #define ST5_REGNUM	11
+// OBSOLETE #define ST6_REGNUM	12
+// OBSOLETE #define ST7_REGNUM	13
+// OBSOLETE 
+// OBSOLETE #define FP1_REGNUM 18		/* first 1167 register */
+// OBSOLETE /* Get %fp2 - %fp31 by addition, since they are contiguous */
+// OBSOLETE 
+// OBSOLETE #undef  SP_REGNUM
+// OBSOLETE #define SP_REGNUM 14		/* (usp) Contains address of top of stack */
+// OBSOLETE #define ESP_REGNUM 14
+// OBSOLETE #undef  FP_REGNUM
+// OBSOLETE #define FP_REGNUM 15		/* (ebp) Contains address of executing stack frame */
+// OBSOLETE #define EBP_REGNUM 15
+// OBSOLETE #undef  PC_REGNUM
+// OBSOLETE #define PC_REGNUM 16		/* (eip) Contains program counter */
+// OBSOLETE #define EIP_REGNUM 16
+// OBSOLETE #undef  PS_REGNUM
+// OBSOLETE #define PS_REGNUM 17		/* (ps)  Contains processor status */
+// OBSOLETE #define EFLAGS_REGNUM 17
+// OBSOLETE 
+// OBSOLETE /*
+// OBSOLETE  * Following macro translates i386 opcode register numbers to Symmetry
+// OBSOLETE  * register numbers.  This is used by i386_frame_find_saved_regs.
+// OBSOLETE  *
+// OBSOLETE  *           %eax  %ecx  %edx  %ebx  %esp  %ebp  %esi  %edi
+// OBSOLETE  * i386        0     1     2     3     4     5     6     7
+// OBSOLETE  * Symmetry    0     2     1     5    14    15     6     7
+// OBSOLETE  *
+// OBSOLETE  */
+// OBSOLETE #define I386_REGNO_TO_SYMMETRY(n) \
+// OBSOLETE ((n)==0?0 :(n)==1?2 :(n)==2?1 :(n)==3?5 :(n)==4?14 :(n)==5?15 :(n))
+// OBSOLETE 
+// OBSOLETE /* The magic numbers below are offsets into u_ar0 in the user struct.
+// OBSOLETE  * They live in <machine/reg.h>.  Gdb calls this macro with blockend
+// OBSOLETE  * holding u.u_ar0 - KERNEL_U_ADDR.  Only the registers listed are
+// OBSOLETE  * saved in the u area (along with a few others that aren't useful
+// OBSOLETE  * here.  See <machine/reg.h>).
+// OBSOLETE  */
+// OBSOLETE 
+// OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \
+// OBSOLETE { struct user foo;	/* needed for finding fpu regs */ \
+// OBSOLETE switch (regno) { \
+// OBSOLETE     case 0: \
+// OBSOLETE       addr = blockend + EAX * sizeof(int); break; \
+// OBSOLETE   case 1: \
+// OBSOLETE       addr = blockend + EDX * sizeof(int); break; \
+// OBSOLETE   case 2: \
+// OBSOLETE       addr = blockend + ECX * sizeof(int); break; \
+// OBSOLETE   case 3:			/* st(0) */ \
+// OBSOLETE       addr = ((int)&foo.u_fpusave.fpu_stack[0][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 4:			/* st(1) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[1][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 5: \
+// OBSOLETE       addr = blockend + EBX * sizeof(int); break; \
+// OBSOLETE   case 6: \
+// OBSOLETE       addr = blockend + ESI * sizeof(int); break; \
+// OBSOLETE   case 7: \
+// OBSOLETE       addr = blockend + EDI * sizeof(int); break; \
+// OBSOLETE   case 8:			/* st(2) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[2][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 9:			/* st(3) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[3][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 10:			/* st(4) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[4][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 11:			/* st(5) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[5][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 12:			/* st(6) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[6][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 13:			/* st(7) */ \
+// OBSOLETE       addr = ((int) &foo.u_fpusave.fpu_stack[7][0] - (int)&foo); \
+// OBSOLETE       break; \
+// OBSOLETE   case 14: \
+// OBSOLETE       addr = blockend + ESP * sizeof(int); break; \
+// OBSOLETE   case 15: \
+// OBSOLETE       addr = blockend + EBP * sizeof(int); break; \
+// OBSOLETE   case 16: \
+// OBSOLETE       addr = blockend + EIP * sizeof(int); break; \
+// OBSOLETE   case 17: \
+// OBSOLETE       addr = blockend + FLAGS * sizeof(int); break; \
+// OBSOLETE   case 18:			/* fp1 */ \
+// OBSOLETE   case 19:			/* fp2 */ \
+// OBSOLETE   case 20:			/* fp3 */ \
+// OBSOLETE   case 21:			/* fp4 */ \
+// OBSOLETE   case 22:			/* fp5 */ \
+// OBSOLETE   case 23:			/* fp6 */ \
+// OBSOLETE   case 24:			/* fp7 */ \
+// OBSOLETE   case 25:			/* fp8 */ \
+// OBSOLETE   case 26:			/* fp9 */ \
+// OBSOLETE   case 27:			/* fp10 */ \
+// OBSOLETE   case 28:			/* fp11 */ \
+// OBSOLETE   case 29:			/* fp12 */ \
+// OBSOLETE   case 30:			/* fp13 */ \
+// OBSOLETE   case 31:			/* fp14 */ \
+// OBSOLETE   case 32:			/* fp15 */ \
+// OBSOLETE   case 33:			/* fp16 */ \
+// OBSOLETE   case 34:			/* fp17 */ \
+// OBSOLETE   case 35:			/* fp18 */ \
+// OBSOLETE   case 36:			/* fp19 */ \
+// OBSOLETE   case 37:			/* fp20 */ \
+// OBSOLETE   case 38:			/* fp21 */ \
+// OBSOLETE   case 39:			/* fp22 */ \
+// OBSOLETE   case 40:			/* fp23 */ \
+// OBSOLETE   case 41:			/* fp24 */ \
+// OBSOLETE   case 42:			/* fp25 */ \
+// OBSOLETE   case 43:			/* fp26 */ \
+// OBSOLETE   case 44:			/* fp27 */ \
+// OBSOLETE   case 45:			/* fp28 */ \
+// OBSOLETE   case 46:			/* fp29 */ \
+// OBSOLETE   case 47:			/* fp30 */ \
+// OBSOLETE   case 48:			/* fp31 */ \
+// OBSOLETE      addr = ((int) &foo.u_fpasave.fpa_regs[(regno)-18] - (int)&foo); \
+// OBSOLETE   } \
+// OBSOLETE }
+// OBSOLETE 
+// OBSOLETE /* Total amount of space needed to store our copies of the machine's
+// OBSOLETE    register state, the array `registers'.  10 i*86 registers, 8 i387
+// OBSOLETE    registers, and 31 Weitek 1167 registers */
+// OBSOLETE 
+// OBSOLETE #undef  REGISTER_BYTES
+// OBSOLETE #define REGISTER_BYTES ((10 * 4) + (8 * 10) + (31 * 4))
+// OBSOLETE 
+// OBSOLETE /* Nonzero if register N requires conversion
+// OBSOLETE    from raw format to virtual format.  */
+// OBSOLETE 
+// OBSOLETE #undef  REGISTER_CONVERTIBLE
+// OBSOLETE #define REGISTER_CONVERTIBLE(N) \
+// OBSOLETE (((N) < 3) ? 0 : \
+// OBSOLETE ((N) < 5) ? 1  : \
+// OBSOLETE ((N) < 8) ? 0  : \
+// OBSOLETE ((N) < 14) ? 1 : \
+// OBSOLETE     0)
+// OBSOLETE 
+// OBSOLETE #include "floatformat.h"
+// OBSOLETE 
+// OBSOLETE /* Convert data from raw format for register REGNUM in buffer FROM
+// OBSOLETE    to virtual format with type TYPE in buffer TO.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_CONVERT_TO_VIRTUAL
+// OBSOLETE #define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \
+// OBSOLETE { \
+// OBSOLETE   DOUBLEST val; \
+// OBSOLETE   floatformat_to_doublest (&floatformat_i387_ext, (FROM), &val); \
+// OBSOLETE   deprecated_store_floating ((TO), TYPE_LENGTH (TYPE), val); \
+// OBSOLETE }
+// OBSOLETE 
+// OBSOLETE /* Convert data from virtual format with type TYPE in buffer FROM
+// OBSOLETE    to raw format for register REGNUM in buffer TO.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_CONVERT_TO_RAW
+// OBSOLETE #define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \
+// OBSOLETE { \
+// OBSOLETE   DOUBLEST val = deprecated_extract_floating ((FROM), TYPE_LENGTH (TYPE)); \
+// OBSOLETE   floatformat_from_doublest (&floatformat_i387_ext, &val, (TO)); \
+// OBSOLETE }
+// OBSOLETE 
+// OBSOLETE /* Return the GDB type object for the "standard" data type
+// OBSOLETE    of data in register N.  */
+// OBSOLETE 
+// OBSOLETE #undef REGISTER_VIRTUAL_TYPE
+// OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \
+// OBSOLETE ((N < 3) ? builtin_type_int : \
+// OBSOLETE (N < 5) ? builtin_type_double : \
+// OBSOLETE (N < 8) ? builtin_type_int : \
+// OBSOLETE (N < 14) ? builtin_type_double : \
+// OBSOLETE     builtin_type_int)
+// OBSOLETE 
+// OBSOLETE /* Store the address of the place in which to copy the structure the
+// OBSOLETE    subroutine will return.  This is called from call_function.
+// OBSOLETE    Native cc passes the address in eax, gcc (up to version 2.5.8)
+// OBSOLETE    passes it on the stack.  gcc should be fixed in future versions to
+// OBSOLETE    adopt native cc conventions.  */
+// OBSOLETE 
+// OBSOLETE #undef  DEPRECATED_PUSH_ARGUMENTS
+// OBSOLETE #undef  STORE_STRUCT_RETURN
+// OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) write_register(0, (ADDR))
+// OBSOLETE 
+// OBSOLETE /* Extract from an array REGBUF containing the (raw) register state
+// OBSOLETE    a function return value of type TYPE, and copy that, in virtual format,
+// OBSOLETE    into VALBUF.  */
+// OBSOLETE 
+// OBSOLETE #undef  DEPRECATED_EXTRACT_RETURN_VALUE
+// OBSOLETE #define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
+// OBSOLETE   symmetry_extract_return_value(TYPE, REGBUF, VALBUF)
+// OBSOLETE 
+// OBSOLETE /* The following redefines make backtracing through sigtramp work.
+// OBSOLETE    They manufacture a fake sigtramp frame and obtain the saved pc in sigtramp
+// OBSOLETE    from the sigcontext structure which is pushed by the kernel on the
+// OBSOLETE    user stack, along with a pointer to it.  */
+// OBSOLETE 
+// OBSOLETE #define IN_SIGTRAMP(pc, name) ((name) && STREQ ("_sigcode", name))
+// OBSOLETE 
+// OBSOLETE /* Offset to saved PC in sigcontext, from <signal.h>.  */
+// OBSOLETE #define SIGCONTEXT_PC_OFFSET 16
+// OBSOLETE 
+// OBSOLETE #endif /* ifndef TM_SYMMETRY_H */
diff --git a/gdb/config/i386/xm-ptx.h b/gdb/config/i386/xm-ptx.h
index 8987f29..1ecae0c 100644
--- a/gdb/config/i386/xm-ptx.h
+++ b/gdb/config/i386/xm-ptx.h
@@ -1,38 +1,38 @@
-/* Definitions to make GDB run on a Sequent Symmetry under ptx, with
-   Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1992, 1993, 1994, 1995
-   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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-/* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
-
-#ifdef _SEQUENT_PTX4_
-#include "config/xm-sysv4.h"
-#endif /* _SEQUENT_PTX4_ */
-
-/* This machine doesn't have the siginterrupt call.  */
-#define NO_SIGINTERRUPT
-
-#define HAVE_WAIT_STRUCT
-
-#undef HAVE_TERMIO
-#define HAVE_TERMIOS
-#define USG
-
-#define USE_O_NOCTTY
+// OBSOLETE /* Definitions to make GDB run on a Sequent Symmetry under ptx, with
+// OBSOLETE    Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1992, 1993, 1994, 1995
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE /* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
+// OBSOLETE 
+// OBSOLETE #ifdef _SEQUENT_PTX4_
+// OBSOLETE #include "config/xm-sysv4.h"
+// OBSOLETE #endif /* _SEQUENT_PTX4_ */
+// OBSOLETE 
+// OBSOLETE /* This machine doesn't have the siginterrupt call.  */
+// OBSOLETE #define NO_SIGINTERRUPT
+// OBSOLETE 
+// OBSOLETE #define HAVE_WAIT_STRUCT
+// OBSOLETE 
+// OBSOLETE #undef HAVE_TERMIO
+// OBSOLETE #define HAVE_TERMIOS
+// OBSOLETE #define USG
+// OBSOLETE 
+// OBSOLETE #define USE_O_NOCTTY
diff --git a/gdb/config/i386/xm-ptx4.h b/gdb/config/i386/xm-ptx4.h
index 6059413..7f0605d 100644
--- a/gdb/config/i386/xm-ptx4.h
+++ b/gdb/config/i386/xm-ptx4.h
@@ -1,27 +1,27 @@
-/* Definitions to make GDB run on a Sequent Symmetry under ptx, with
-   Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1992, 1993, 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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-/* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
-
-#include "config/xm-sysv4.h"
-
-#include "i386/xm-ptx.h"
+// OBSOLETE /* Definitions to make GDB run on a Sequent Symmetry under ptx, with
+// OBSOLETE    Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1992, 1993, 1994
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE /* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
+// OBSOLETE 
+// OBSOLETE #include "config/xm-sysv4.h"
+// OBSOLETE 
+// OBSOLETE #include "i386/xm-ptx.h"
diff --git a/gdb/config/i386/xm-symmetry.h b/gdb/config/i386/xm-symmetry.h
index 781a343..27711f2 100644
--- a/gdb/config/i386/xm-symmetry.h
+++ b/gdb/config/i386/xm-symmetry.h
@@ -1,28 +1,28 @@
-/* Definitions to make GDB run on a Sequent Symmetry under
-   dynix 3.1, with Weitek 1167 and i387 support.
-   Copyright 1986, 1987, 1989, 1992, 1993, 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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-/* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
-
-/* This machine doesn't have the siginterrupt call.  */
-#define NO_SIGINTERRUPT
-
-#define HAVE_WAIT_STRUCT
+// OBSOLETE /* Definitions to make GDB run on a Sequent Symmetry under
+// OBSOLETE    dynix 3.1, with Weitek 1167 and i387 support.
+// OBSOLETE    Copyright 1986, 1987, 1989, 1992, 1993, 1994
+// OBSOLETE    Free Software Foundation, Inc.
+// OBSOLETE 
+// OBSOLETE    This file is part of GDB.
+// OBSOLETE 
+// OBSOLETE    This program is free software; you can redistribute it and/or modify
+// OBSOLETE    it under the terms of the GNU General Public License as published by
+// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
+// OBSOLETE    (at your option) any later version.
+// OBSOLETE 
+// OBSOLETE    This program is distributed in the hope that it will be useful,
+// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
+// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// OBSOLETE    GNU General Public License for more details.
+// OBSOLETE 
+// OBSOLETE    You should have received a copy of the GNU General Public License
+// OBSOLETE    along with this program; if not, write to the Free Software
+// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
+// OBSOLETE    Boston, MA 02111-1307, USA.  */
+// OBSOLETE 
+// OBSOLETE /* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
+// OBSOLETE 
+// OBSOLETE /* This machine doesn't have the siginterrupt call.  */
+// OBSOLETE #define NO_SIGINTERRUPT
+// OBSOLETE 
+// OBSOLETE #define HAVE_WAIT_STRUCT