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Obsolete ns32k-*-mach3*, ns32k-umax-*, ns32k-utek-sysv* and

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ns32k-utek-*.
This commit is contained in:
Andrew Cagney 2001-04-02 20:57:26 +00:00
parent d6259d756b
commit bb19ff3b14
21 changed files with 1015 additions and 974 deletions
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29
gdb/ChangeLog
View File

@ -1,3 +1,32 @@
2001-04-01 Andrew Cagney <ac131313@redhat.com>
Obsolete ns32k-*-mach3*, ns32k-umax-*, ns32k-utek-sysv* and
ns32k-utek-*.
* Makefile.in (ALLDEPFILES): Delete umax-xdep.c and ns32km3-nat.c.
(umax-xdep.o, ns32km3-nat.o): Obsolete.
* configure.tgt (ns32k-*-mach3*, ns32k-utek-sysv*, ns32k-utek-*):
Obsolete.
* configure.host (ns32k-*-mach3*, ns32k-umax-*, ns32k-utek-sysv*):
Obsolete.
* config/ns32k/merlin.mh: Obsolete.
* config/ns32k/merlin.mt: Obsolete.
* config/ns32k/xm-merlin.h: Obsolete.
* config/ns32k/tm-merlin.h: Obsolete.
* config/ns32k/nm-umax.h: Obsolete.
* config/ns32k/umax.mh: Obsolete.
* config/ns32k/umax.mt: Obsolete.
* config/ns32k/xm-umax.h: Obsolete.
* umax-xdep.c: Obsolete.
* config/ns32k/ns32km3.mh: Obsolete.
* config/ns32k/ns32km3.mt: Obsolete.
* config/ns32k/tm-ns32km3.h: Obsolete.
* config/ns32k/xm-ns32km3.h: Obsolete.
* ns32km3-nat.c: Obsolete.
* ns32k-tdep.c (merlin_skip_prologue): Obsolete.
(merlin_frame_num_args): Ditto.
* NEWS: Update.
* TODO: Update.
2001-04-02 Eli Zaretskii <eliz@is.elta.co.il>
* config/djgpp/fnchange.lst: Tweak due to

8
gdb/Makefile.in
View File

@ -1151,7 +1151,7 @@ ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
mips-tdep.c mipsm3-nat.c mipsv4-nat.c news-xdep.c \
nindy-share/Onindy.c nindy-share/nindy.c \
nindy-share/ttyflush.c nindy-tdep.c \
ns32k-tdep.c ns32km3-nat.c osfsolib.c \
ns32k-tdep.c osfsolib.c \
somread.c somsolib.c $(HPREAD_SOURCE) \
ppc-linux-nat.c ppc-linux-tdep.c \
procfs.c \
@ -1165,7 +1165,7 @@ ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
sh-tdep.c solib.c sparc-nat.c \
sparc-tdep.c sparcl-tdep.c sun3-nat.c sun386-nat.c \
symm-tdep.c symm-nat.c \
ultra3-nat.c ultra3-xdep.c umax-xdep.c \
ultra3-nat.c ultra3-xdep.c \
vax-tdep.c \
vx-share/xdr_ld.c vx-share/xdr_ptrace.c vx-share/xdr_rdb.c \
win32-nat.c \
@ -1667,7 +1667,7 @@ nlmread.o: nlmread.c $(bfd_h) buildsym.h complaints.h $(defs_h) \
gdb-stabs.h objfiles.h symfile.h $(symtab_h) stabsread.h \
gdb_string.h
ns32km3-nat.o: ns32km3-nat.c $(defs_h) $(inferior_h) $(regcache_h)
# OBSOLETE ns32km3-nat.o: ns32km3-nat.c $(defs_h) $(inferior_h) $(regcache_h)
ttyflush.o: nindy-share/ttyflush.c
$(CC) -c $(INTERNAL_CFLAGS) $(srcdir)/nindy-share/ttyflush.c
@ -1986,7 +1986,7 @@ ultra3-nat.o: ultra3-nat.c $(defs_h) $(gdbcore_h) $(inferior_h) $(regcache_h)
ultra3-xdep.o: ultra3-xdep.c $(defs_h) $(gdbcore_h) $(inferior_h)
umax-xdep.o: umax-xdep.c $(defs_h) $(gdbcore_h) $(inferior_h) $(regcache_h)
# OBSOLETE umax-xdep.o: umax-xdep.c $(defs_h) $(gdbcore_h) $(inferior_h) $(regcache_h)
utils.o: utils.c $(bfd_h) $(defs_h) $(expression_h) $(gdbcmd_h) \
language.h target.h terminal.h $(readline_headers) \

2
gdb/NEWS
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@ -16,6 +16,8 @@ x86 FreeBSD 3.x and 4.x i[3456]86*-freebsd[34]*
x86 FreeBSD before 2.2 i[3456]86*-freebsd{1,2.[01]}*,
Harris/CXUX m88k m88*-harris-cxux*
Most ns32k hosts and targets ns32k-*-mach3* ns32k-umax-*
ns32k-utek-sysv* ns32k-utek-*
stuff.c (Program to stuff files into a specially prepared space in kdb)
kdb-start.c (Main loop for the standalone kernel debugger)

59
gdb/TODO
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@ -176,35 +176,46 @@ Possible selection criteria are:
Steps:
o post proposals to gdb@ (DONE)
o Identify TUPPLE : CPU / HOST / TARGET
combinations.
o post announcement to gdb-announce@
TUPPLE CPU HOST TARGET ZAPPED
------ --- ---- ------ ------
ns32k-*-mach3* ns32k ns32km3 ns32km3 yes
ns32k-umax-* ns32k umax - yes
ns32k-utek-sysv* ns32k merlin merlin yes
ns32k-utek-* ns32k - umax yes
tic80-* tic80 - tic80
m68*-isi-* m68k isi isi
m68*-sony-* m68k news news
m68030-sony-* m68k news1000 -
m68*-rom68k-* m68k - (monitor)
m68*-*bug-* m68k - (monitor)
m68*-monitor-* m68k - (monitor)
m68*-est-* m68k - (monitor)
a29k-*-* a29k ultra3 -
a29k-*-sym1* a29k - ultra3
powerpcle-*-solaris* powerpc solaris solaris
powerpcle-*-cygwin* powerpc cygwin cygwin
powerpc-*-netware* powerpc - ppc-nw
w65-*-* w65 - w65
i[3456]86-*-sunos* i386 sun386 sun386
(DONE)
o post proposals to gdb@
(DONE)
o post revised proposals to gdb-announce@
crossed with gdb@ reply-to to gdb@
(DONE)
ns32k-*-mach3*
ns32k-umax-*
ns32k-utek-sysv*
tic80-*
m68*-isi-*
m68*-sony-*
m68*-rom68k-*
m68*-*bug-*
m68*-monitor-*
m68*-est-*
a29k-ultra3
powerpcle-*-solaris*
powerpcle-*-cygwin*
powerpc-*-netware*
w65-*-*
i[3456]86-*-sunos*
o clobber the files:
configure.{in,host,tgt}
Makefile.in
o clobber the tupple and files:
configure.host
configure.tgt
config/CPU/*HOST*
config/CPU/*TARGET*
*-tdep.c *-nat.c *-xdep.c
configure/*/*
o update NEWS

32
gdb/config/ns32k/merlin.mh
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@ -1,16 +1,16 @@
# Host: Merlin running utek 2.1
XDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o core-aout.o
XM_FILE= xm-merlin.h
# FIXME: M_INSTALL is gone from the gdb makefile. If anyone cares
# about the Merlin anymore, and the bug which inspired
# SHELL_FILE/gdb-sh is still there, will need to reinstate it. Also,
# this should be done for native only.
# See SHELL_FILE in xm-merlin.h for a explanation of this.
# FIXME: This should use $prefix, but only if SHELL_FILE does too.
M_INSTALL=cp /bin/sh /usr/local/lib/gdb-sh; \
chmod ogu+rw /usr/local/lib/gdb-sh
M_UNINSTALL = rm -f /usr/local/lib/gdb-sh
# OBSOLETE # Host: Merlin running utek 2.1
# OBSOLETE XDEPFILES= infptrace.o inftarg.o fork-child.o corelow.o core-aout.o
# OBSOLETE XM_FILE= xm-merlin.h
# OBSOLETE
# OBSOLETE # FIXME: M_INSTALL is gone from the gdb makefile. If anyone cares
# OBSOLETE # about the Merlin anymore, and the bug which inspired
# OBSOLETE # SHELL_FILE/gdb-sh is still there, will need to reinstate it. Also,
# OBSOLETE # this should be done for native only.
# OBSOLETE
# OBSOLETE # See SHELL_FILE in xm-merlin.h for a explanation of this.
# OBSOLETE
# OBSOLETE # FIXME: This should use $prefix, but only if SHELL_FILE does too.
# OBSOLETE
# OBSOLETE M_INSTALL=cp /bin/sh /usr/local/lib/gdb-sh; \
# OBSOLETE chmod ogu+rw /usr/local/lib/gdb-sh
# OBSOLETE M_UNINSTALL = rm -f /usr/local/lib/gdb-sh

6
gdb/config/ns32k/merlin.mt
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@ -1,3 +1,3 @@
# Target: Merlin running utek 2.1
TDEPFILES= ns32k-tdep.o
TM_FILE= tm-merlin.h
# OBSOLETE # Target: Merlin running utek 2.1
# OBSOLETE TDEPFILES= ns32k-tdep.o
# OBSOLETE TM_FILE= tm-merlin.h

110
gdb/config/ns32k/nm-umax.h
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@ -1,55 +1,55 @@
/* Definitions to make GDB run on an encore under umax 4.2
Copyright 1987, 1989, 1992, 2001 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. */
/* Do implement the attach and detach commands... */
#define ATTACH_DETACH
/* Offset of registers within u area. */
#define U_REGS_OFFSET 0
/* called from register_addr() -- blockend not used for now */
#define REGISTER_U_ADDR(addr, blockend, regno) \
{ \
switch (regno) { \
case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: \
addr = PU_R0 - (regno * sizeof (int)); break; \
case SP_REGNUM: \
addr = PU_SP; break; \
case PC_REGNUM: \
addr = PU_PC; break; \
case FP_REGNUM: \
addr = PU_FP; break; \
case PS_REGNUM: \
addr = PU_PSL; break; \
case FPS_REGNUM: \
addr = PU_FSR; break; \
case FP0_REGNUM + 0: case FP0_REGNUM + 1: \
case FP0_REGNUM + 2: case FP0_REGNUM + 3: \
case FP0_REGNUM + 4: case FP0_REGNUM + 5: \
case FP0_REGNUM + 6: case FP0_REGNUM + 7: \
addr = PU_F0 + (regno - FP0_REGNUM) * sizeof (float); break; \
case LP0_REGNUM + 0: case LP0_REGNUM + 1: \
case LP0_REGNUM + 2: case LP0_REGNUM + 3: \
addr = PU_F0 + (regno - LP0_REGNUM) * sizeof (double); break; \
default: \
printf ("bad argument to REGISTER_U_ADDR %d\n", regno); \
internal_error (__FILE__, __LINE__, "failed internal consistency check"); \
} \
}
/* OBSOLETE /* Definitions to make GDB run on an encore under umax 4.2 */
/* OBSOLETE Copyright 1987, 1989, 1992, 2001 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 /* Do implement the attach and detach commands... */ */
/* OBSOLETE #define ATTACH_DETACH */
/* OBSOLETE */
/* OBSOLETE /* Offset of registers within u area. */ */
/* OBSOLETE #define U_REGS_OFFSET 0 */
/* OBSOLETE */
/* OBSOLETE /* called from register_addr() -- blockend not used for now */ */
/* OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \ */
/* OBSOLETE { \ */
/* OBSOLETE switch (regno) { \ */
/* OBSOLETE case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: \ */
/* OBSOLETE addr = PU_R0 - (regno * sizeof (int)); break; \ */
/* OBSOLETE case SP_REGNUM: \ */
/* OBSOLETE addr = PU_SP; break; \ */
/* OBSOLETE case PC_REGNUM: \ */
/* OBSOLETE addr = PU_PC; break; \ */
/* OBSOLETE case FP_REGNUM: \ */
/* OBSOLETE addr = PU_FP; break; \ */
/* OBSOLETE case PS_REGNUM: \ */
/* OBSOLETE addr = PU_PSL; break; \ */
/* OBSOLETE case FPS_REGNUM: \ */
/* OBSOLETE addr = PU_FSR; break; \ */
/* OBSOLETE case FP0_REGNUM + 0: case FP0_REGNUM + 1: \ */
/* OBSOLETE case FP0_REGNUM + 2: case FP0_REGNUM + 3: \ */
/* OBSOLETE case FP0_REGNUM + 4: case FP0_REGNUM + 5: \ */
/* OBSOLETE case FP0_REGNUM + 6: case FP0_REGNUM + 7: \ */
/* OBSOLETE addr = PU_F0 + (regno - FP0_REGNUM) * sizeof (float); break; \ */
/* OBSOLETE case LP0_REGNUM + 0: case LP0_REGNUM + 1: \ */
/* OBSOLETE case LP0_REGNUM + 2: case LP0_REGNUM + 3: \ */
/* OBSOLETE addr = PU_F0 + (regno - LP0_REGNUM) * sizeof (double); break; \ */
/* OBSOLETE default: \ */
/* OBSOLETE printf ("bad argument to REGISTER_U_ADDR %d\n", regno); \ */
/* OBSOLETE internal_error (__FILE__, __LINE__, "failed internal consistency check"); \ */
/* OBSOLETE } \ */
/* OBSOLETE } */

14
gdb/config/ns32k/ns32km3.mh
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@ -1,7 +1,7 @@
# Host: ns32k running Mach3
XDEPFILES=
NATDEPFILES= m3-nat.o ns32km3-nat.o fork-child.o corelow.o core-aout.o
NAT_CLIBS= -L/usr/mach/lib -lnetname -lmachid -lmach
XM_FILE= xm-ns32km3.h
NAT_FILE= nm-m3.h
# OBSOLETE # Host: ns32k running Mach3
# OBSOLETE
# OBSOLETE XDEPFILES=
# OBSOLETE NATDEPFILES= m3-nat.o ns32km3-nat.o fork-child.o corelow.o core-aout.o
# OBSOLETE NAT_CLIBS= -L/usr/mach/lib -lnetname -lmachid -lmach
# OBSOLETE XM_FILE= xm-ns32km3.h
# OBSOLETE NAT_FILE= nm-m3.h

6
gdb/config/ns32k/ns32km3.mt
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@ -1,3 +1,3 @@
# Target: ns32k with a.out on Mach 3
TDEPFILES= ns32k-tdep.o
TM_FILE= tm-ns32km3.h
# OBSOLETE # Target: ns32k with a.out on Mach 3
# OBSOLETE TDEPFILES= ns32k-tdep.o
# OBSOLETE TM_FILE= tm-ns32km3.h

578
gdb/config/ns32k/tm-merlin.h
View File

@ -1,289 +1,289 @@
/* Definitions to target GDB to a merlin under utek 2.1
Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1998, 1999, 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"
#define TARGET_BYTE_ORDER LITTLE_ENDIAN
/* Offset from address of function to start of its code.
Zero on most machines. */
#define FUNCTION_START_OFFSET 0
/* Advance PC across any function entry prologue instructions
to reach some "real" code. */
extern CORE_ADDR merlin_skip_prologue (CORE_ADDR);
#define SKIP_PROLOGUE(pc) (merlin_skip_prologue (pc))
/* Immediately after a function call, return the saved pc.
Can't always go through the frames for this because on some machines
the new frame is not set up until the new function executes
some instructions. */
#define SAVED_PC_AFTER_CALL(frame) \
read_memory_integer (read_register (SP_REGNUM), 4)
/* Address of end of stack space. */
#define STACK_END_ADDR (0x800000)
/* Stack grows downward. */
#define INNER_THAN(lhs,rhs) ((lhs) < (rhs))
/* Sequence of bytes for breakpoint instruction. */
#define BREAKPOINT {0xf2}
/* Amount PC must be decremented by after a breakpoint.
This is often the number of bytes in BREAKPOINT
but not always. */
#define DECR_PC_AFTER_BREAK 0
/* Define this to say that the "svc" insn is followed by
codes in memory saying which kind of system call it is. */
#define NS32K_SVC_IMMED_OPERANDS
/* Say how long (ordinary) registers are. This is a piece of bogosity
used in push_word and a few other places; REGISTER_RAW_SIZE is the
real way to know how big a register is. */
#define REGISTER_SIZE 4
/* Number of machine registers */
#define NUM_REGS 25
#define NUM_GENERAL_REGS 8
/* Initializer for an array of names of registers.
There should be NUM_REGS strings in this initializer. */
#define REGISTER_NAMES {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
"pc", "sp", "fp", "ps", \
"fsr", \
"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \
"l0", "l1", "l2", "l3", "l4", \
}
/* 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 AP_REGNUM FP_REGNUM
#define FP_REGNUM 10 /* Contains address of executing stack frame */
#define SP_REGNUM 9 /* Contains address of top of stack */
#define PC_REGNUM 8 /* Contains program counter */
#define PS_REGNUM 11 /* Contains processor status */
#define FPS_REGNUM 12 /* Floating point status register */
#define FP0_REGNUM 13 /* Floating point register 0 */
#define LP0_REGNUM 21 /* Double register 0 (same as FP0) */
/* Total amount of space needed to store our copies of the machine's
register state, the array `registers'. */
#define REGISTER_BYTES ((NUM_REGS - 4) * sizeof (int) + 4 * sizeof (double))
/* Index within `registers' of the first byte of the space for
register N. */
#define REGISTER_BYTE(N) ((N) >= LP0_REGNUM ? \
LP0_REGNUM * 4 + ((N) - LP0_REGNUM) * 8 : (N) * 4)
/* Number of bytes of storage in the actual machine representation
for register N. On the 32000, all regs are 4 bytes
except for the doubled floating registers. */
#define REGISTER_RAW_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4)
/* Number of bytes of storage in the program's representation
for register N. On the 32000, all regs are 4 bytes
except for the doubled floating registers. */
#define REGISTER_VIRTUAL_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4)
/* Largest value REGISTER_RAW_SIZE can have. */
#define MAX_REGISTER_RAW_SIZE 8
/* Largest value REGISTER_VIRTUAL_SIZE can have. */
#define MAX_REGISTER_VIRTUAL_SIZE 8
/* Return the GDB type object for the "standard" data type
of data in register N. */
#define REGISTER_VIRTUAL_TYPE(N) \
((N) >= FP0_REGNUM ? \
((N) >= LP0_REGNUM ? \
builtin_type_double \
: builtin_type_float) \
: 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.
On this machine this is a no-op, as gcc doesn't run on it yet.
This calling convention is not used. */
#define STORE_STRUCT_RETURN(ADDR, SP)
/* 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. */
#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
memcpy (VALBUF, REGBUF, TYPE_LENGTH (TYPE))
/* Write into appropriate registers a function return value
of type TYPE, given in virtual format. */
#define STORE_RETURN_VALUE(TYPE,VALBUF) \
write_register_bytes (0, VALBUF, TYPE_LENGTH (TYPE))
/* Extract from an array REGBUF containing the (raw) register state
the address in which a function should return its structure value,
as a CORE_ADDR (or an expression that can be used as one). */
#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(int *)(REGBUF))
/* Describe the pointer in each stack frame to the previous stack frame
(its caller). */
/* FRAME_CHAIN takes a frame's nominal address
and produces the frame's chain-pointer. */
/* In the case of the Merlin, the frame's nominal address is the FP value,
and at that address is saved previous FP value as a 4-byte word. */
#define FRAME_CHAIN(thisframe) \
(!inside_entry_file ((thisframe)->pc) ? \
read_memory_integer ((thisframe)->frame, 4) :\
0)
/* Define other aspects of the stack frame. */
#define FRAME_SAVED_PC(FRAME) (read_memory_integer ((FRAME)->frame + 4, 4))
/* compute base of arguments */
#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame)
#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame)
/* Return number of args passed to a frame.
Can return -1, meaning no way to tell. */
extern int merlin_frame_num_args (struct frame_info *fi);
#define FRAME_NUM_ARGS(fi) (merlin_frame_num_args ((fi)))
/* Return number of bytes at start of arglist that are not really args. */
#define FRAME_ARGS_SKIP 8
/* Put here the code to store, into a struct frame_saved_regs,
the addresses of the saved registers of frame described by FRAME_INFO.
This includes special registers such as pc and fp saved in special
ways in the stack frame. sp is even more special:
the address we return for it IS the sp for the next frame. */
#define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \
{ int regmask,regnum; \
int localcount; \
CORE_ADDR enter_addr; \
CORE_ADDR next_addr; \
\
enter_addr = get_pc_function_start ((frame_info)->pc); \
regmask = read_memory_integer (enter_addr+1, 1); \
localcount = ns32k_localcount (enter_addr); \
next_addr = (frame_info)->frame + localcount; \
for (regnum = 0; regnum < 8; regnum++, regmask >>= 1) \
(frame_saved_regs).regs[regnum] \
= (regmask & 1) ? (next_addr -= 4) : 0; \
(frame_saved_regs).regs[SP_REGNUM] = (frame_info)->frame + 4; \
(frame_saved_regs).regs[PC_REGNUM] = (frame_info)->frame + 4; \
(frame_saved_regs).regs[FP_REGNUM] \
= read_memory_integer ((frame_info)->frame, 4); }
/* Things needed for making the inferior call functions. */
/* Push an empty stack frame, to record the current PC, etc. */
#define PUSH_DUMMY_FRAME \
{ register CORE_ADDR sp = read_register (SP_REGNUM); \
register int regnum; \
sp = push_word (sp, read_register (PC_REGNUM)); \
sp = push_word (sp, read_register (FP_REGNUM)); \
write_register (FP_REGNUM, sp); \
for (regnum = 0; regnum < 8; regnum++) \
sp = push_word (sp, read_register (regnum)); \
write_register (SP_REGNUM, sp); \
}
/* Discard from the stack the innermost frame, restoring all registers. */
#define POP_FRAME \
{ register struct frame_info *frame = get_current_frame (); \
register CORE_ADDR fp; \
register int regnum; \
struct frame_saved_regs fsr; \
struct frame_info *fi; \
fp = frame->frame; \
get_frame_saved_regs (frame, &fsr); \
for (regnum = 0; regnum < 8; regnum++) \
if (fsr.regs[regnum]) \
write_register (regnum, read_memory_integer (fsr.regs[regnum], 4)); \
write_register (FP_REGNUM, read_memory_integer (fp, 4)); \
write_register (PC_REGNUM, read_memory_integer (fp + 4, 4)); \
write_register (SP_REGNUM, fp + 8); \
flush_cached_frames (); \
}
/* This sequence of words is the instructions
enter 0xff,0 82 ff 00
jsr @0x00010203 7f ae c0 01 02 03
adjspd 0x69696969 7f a5 01 02 03 04
bpt f2
Note this is 16 bytes. */
#define CALL_DUMMY { 0x7f00ff82, 0x0201c0ae, 0x01a57f03, 0xf2040302 }
#define CALL_DUMMY_START_OFFSET 3
#define CALL_DUMMY_LENGTH 16
#define CALL_DUMMY_ADDR 5
#define CALL_DUMMY_NARGS 11
/* Insert the specified number of args and function address
into a call sequence of the above form stored at DUMMYNAME. */
#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \
{ int flipped = fun | 0xc0000000; \
flip_bytes (&flipped, 4); \
*((int *) (((char *) dummyname)+CALL_DUMMY_ADDR)) = flipped; \
flipped = - nargs * 4; \
flip_bytes (&flipped, 4); \
*((int *) (((char *) dummyname)+CALL_DUMMY_NARGS)) = flipped; \
}
/* OBSOLETE /* Definitions to target GDB to a merlin under utek 2.1 */
/* OBSOLETE Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1998, 1999, 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 #define TARGET_BYTE_ORDER LITTLE_ENDIAN */
/* OBSOLETE */
/* OBSOLETE /* Offset from address of function to start of its code. */
/* OBSOLETE Zero on most machines. */ */
/* OBSOLETE */
/* OBSOLETE #define FUNCTION_START_OFFSET 0 */
/* OBSOLETE */
/* OBSOLETE /* Advance PC across any function entry prologue instructions */
/* OBSOLETE to reach some "real" code. */ */
/* OBSOLETE */
/* OBSOLETE extern CORE_ADDR merlin_skip_prologue (CORE_ADDR); */
/* OBSOLETE #define SKIP_PROLOGUE(pc) (merlin_skip_prologue (pc)) */
/* OBSOLETE */
/* OBSOLETE /* Immediately after a function call, return the saved pc. */
/* OBSOLETE Can't always go through the frames for this because on some machines */
/* OBSOLETE the new frame is not set up until the new function executes */
/* OBSOLETE some instructions. */ */
/* OBSOLETE */
/* OBSOLETE #define SAVED_PC_AFTER_CALL(frame) \ */
/* OBSOLETE read_memory_integer (read_register (SP_REGNUM), 4) */
/* OBSOLETE */
/* OBSOLETE /* Address of end of stack space. */ */
/* OBSOLETE */
/* OBSOLETE #define STACK_END_ADDR (0x800000) */
/* OBSOLETE */
/* OBSOLETE /* Stack grows downward. */ */
/* OBSOLETE */
/* OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) */
/* OBSOLETE */
/* OBSOLETE /* Sequence of bytes for breakpoint instruction. */ */
/* OBSOLETE */
/* OBSOLETE #define BREAKPOINT {0xf2} */
/* OBSOLETE */
/* OBSOLETE /* Amount PC must be decremented by after a breakpoint. */
/* OBSOLETE This is often the number of bytes in BREAKPOINT */
/* OBSOLETE but not always. */ */
/* OBSOLETE */
/* OBSOLETE #define DECR_PC_AFTER_BREAK 0 */
/* OBSOLETE */
/* OBSOLETE /* Define this to say that the "svc" insn is followed by */
/* OBSOLETE codes in memory saying which kind of system call it is. */ */
/* OBSOLETE */
/* OBSOLETE #define NS32K_SVC_IMMED_OPERANDS */
/* OBSOLETE */
/* OBSOLETE /* Say how long (ordinary) registers are. This is a piece of bogosity */
/* OBSOLETE used in push_word and a few other places; REGISTER_RAW_SIZE is the */
/* OBSOLETE real way to know how big a register is. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_SIZE 4 */
/* OBSOLETE */
/* OBSOLETE /* Number of machine registers */ */
/* OBSOLETE */
/* OBSOLETE #define NUM_REGS 25 */
/* OBSOLETE */
/* OBSOLETE #define NUM_GENERAL_REGS 8 */
/* OBSOLETE */
/* OBSOLETE /* Initializer for an array of names of registers. */
/* OBSOLETE There should be NUM_REGS strings in this initializer. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_NAMES {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ */
/* OBSOLETE "pc", "sp", "fp", "ps", \ */
/* OBSOLETE "fsr", \ */
/* OBSOLETE "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ */
/* OBSOLETE "l0", "l1", "l2", "l3", "l4", \ */
/* OBSOLETE } */
/* 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 AP_REGNUM FP_REGNUM */
/* OBSOLETE #define FP_REGNUM 10 /* Contains address of executing stack frame */ */
/* OBSOLETE #define SP_REGNUM 9 /* Contains address of top of stack */ */
/* OBSOLETE #define PC_REGNUM 8 /* Contains program counter */ */
/* OBSOLETE #define PS_REGNUM 11 /* Contains processor status */ */
/* OBSOLETE #define FPS_REGNUM 12 /* Floating point status register */ */
/* OBSOLETE #define FP0_REGNUM 13 /* Floating point register 0 */ */
/* OBSOLETE #define LP0_REGNUM 21 /* Double register 0 (same as FP0) */ */
/* OBSOLETE */
/* OBSOLETE /* Total amount of space needed to store our copies of the machine's */
/* OBSOLETE register state, the array `registers'. */ */
/* OBSOLETE #define REGISTER_BYTES ((NUM_REGS - 4) * sizeof (int) + 4 * sizeof (double)) */
/* OBSOLETE */
/* OBSOLETE /* Index within `registers' of the first byte of the space for */
/* OBSOLETE register N. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_BYTE(N) ((N) >= LP0_REGNUM ? \ */
/* OBSOLETE LP0_REGNUM * 4 + ((N) - LP0_REGNUM) * 8 : (N) * 4) */
/* OBSOLETE */
/* OBSOLETE /* Number of bytes of storage in the actual machine representation */
/* OBSOLETE for register N. On the 32000, all regs are 4 bytes */
/* OBSOLETE except for the doubled floating registers. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_RAW_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4) */
/* OBSOLETE */
/* OBSOLETE /* Number of bytes of storage in the program's representation */
/* OBSOLETE for register N. On the 32000, all regs are 4 bytes */
/* OBSOLETE except for the doubled floating registers. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4) */
/* OBSOLETE */
/* OBSOLETE /* Largest value REGISTER_RAW_SIZE can have. */ */
/* OBSOLETE */
/* OBSOLETE #define MAX_REGISTER_RAW_SIZE 8 */
/* OBSOLETE */
/* OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have. */ */
/* OBSOLETE */
/* OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE 8 */
/* OBSOLETE */
/* OBSOLETE /* Return the GDB type object for the "standard" data type */
/* OBSOLETE of data in register N. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \ */
/* OBSOLETE ((N) >= FP0_REGNUM ? \ */
/* OBSOLETE ((N) >= LP0_REGNUM ? \ */
/* OBSOLETE builtin_type_double \ */
/* OBSOLETE : builtin_type_float) \ */
/* 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 */
/* OBSOLETE On this machine this is a no-op, as gcc doesn't run on it yet. */
/* OBSOLETE This calling convention is not used. */ */
/* OBSOLETE */
/* OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) */
/* 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 #define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ */
/* OBSOLETE memcpy (VALBUF, REGBUF, TYPE_LENGTH (TYPE)) */
/* OBSOLETE */
/* OBSOLETE /* Write into appropriate registers a function return value */
/* OBSOLETE of type TYPE, given in virtual format. */ */
/* OBSOLETE */
/* OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ */
/* OBSOLETE write_register_bytes (0, VALBUF, TYPE_LENGTH (TYPE)) */
/* OBSOLETE */
/* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */
/* OBSOLETE the address in which a function should return its structure value, */
/* OBSOLETE as a CORE_ADDR (or an expression that can be used as one). */ */
/* OBSOLETE */
/* OBSOLETE #define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(int *)(REGBUF)) */
/* OBSOLETE */
/* OBSOLETE /* Describe the pointer in each stack frame to the previous stack frame */
/* OBSOLETE (its caller). */ */
/* OBSOLETE */
/* OBSOLETE /* FRAME_CHAIN takes a frame's nominal address */
/* OBSOLETE and produces the frame's chain-pointer. */ */
/* OBSOLETE */
/* OBSOLETE /* In the case of the Merlin, the frame's nominal address is the FP value, */
/* OBSOLETE and at that address is saved previous FP value as a 4-byte word. */ */
/* OBSOLETE */
/* OBSOLETE #define FRAME_CHAIN(thisframe) \ */
/* OBSOLETE (!inside_entry_file ((thisframe)->pc) ? \ */
/* OBSOLETE read_memory_integer ((thisframe)->frame, 4) :\ */
/* OBSOLETE 0) */
/* OBSOLETE */
/* OBSOLETE /* Define other aspects of the stack frame. */ */
/* OBSOLETE */
/* OBSOLETE #define FRAME_SAVED_PC(FRAME) (read_memory_integer ((FRAME)->frame + 4, 4)) */
/* OBSOLETE */
/* OBSOLETE /* compute base of arguments */ */
/* OBSOLETE #define FRAME_ARGS_ADDRESS(fi) ((fi)->frame) */
/* OBSOLETE */
/* OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) */
/* OBSOLETE */
/* OBSOLETE /* Return number of args passed to a frame. */
/* OBSOLETE Can return -1, meaning no way to tell. */ */
/* OBSOLETE */
/* OBSOLETE extern int merlin_frame_num_args (struct frame_info *fi); */
/* OBSOLETE #define FRAME_NUM_ARGS(fi) (merlin_frame_num_args ((fi))) */
/* OBSOLETE */
/* OBSOLETE /* Return number of bytes at start of arglist that are not really args. */ */
/* OBSOLETE */
/* OBSOLETE #define FRAME_ARGS_SKIP 8 */
/* OBSOLETE */
/* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, */
/* OBSOLETE the addresses of the saved registers of frame described by FRAME_INFO. */
/* OBSOLETE This includes special registers such as pc and fp saved in special */
/* OBSOLETE ways in the stack frame. sp is even more special: */
/* OBSOLETE the address we return for it IS the sp for the next frame. */ */
/* OBSOLETE */
/* OBSOLETE #define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ */
/* OBSOLETE { int regmask,regnum; \ */
/* OBSOLETE int localcount; \ */
/* OBSOLETE CORE_ADDR enter_addr; \ */
/* OBSOLETE CORE_ADDR next_addr; \ */
/* OBSOLETE \ */
/* OBSOLETE enter_addr = get_pc_function_start ((frame_info)->pc); \ */
/* OBSOLETE regmask = read_memory_integer (enter_addr+1, 1); \ */
/* OBSOLETE localcount = ns32k_localcount (enter_addr); \ */
/* OBSOLETE next_addr = (frame_info)->frame + localcount; \ */
/* OBSOLETE for (regnum = 0; regnum < 8; regnum++, regmask >>= 1) \ */
/* OBSOLETE (frame_saved_regs).regs[regnum] \ */
/* OBSOLETE = (regmask & 1) ? (next_addr -= 4) : 0; \ */
/* OBSOLETE (frame_saved_regs).regs[SP_REGNUM] = (frame_info)->frame + 4; \ */
/* OBSOLETE (frame_saved_regs).regs[PC_REGNUM] = (frame_info)->frame + 4; \ */
/* OBSOLETE (frame_saved_regs).regs[FP_REGNUM] \ */
/* OBSOLETE = read_memory_integer ((frame_info)->frame, 4); } */
/* OBSOLETE */
/* OBSOLETE */
/* OBSOLETE /* Things needed for making the inferior call functions. */ */
/* OBSOLETE */
/* OBSOLETE /* Push an empty stack frame, to record the current PC, etc. */ */
/* OBSOLETE */
/* OBSOLETE #define PUSH_DUMMY_FRAME \ */
/* OBSOLETE { register CORE_ADDR sp = read_register (SP_REGNUM); \ */
/* OBSOLETE register int regnum; \ */
/* OBSOLETE sp = push_word (sp, read_register (PC_REGNUM)); \ */
/* OBSOLETE sp = push_word (sp, read_register (FP_REGNUM)); \ */
/* OBSOLETE write_register (FP_REGNUM, sp); \ */
/* OBSOLETE for (regnum = 0; regnum < 8; regnum++) \ */
/* OBSOLETE sp = push_word (sp, read_register (regnum)); \ */
/* OBSOLETE write_register (SP_REGNUM, sp); \ */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE /* Discard from the stack the innermost frame, restoring all registers. */ */
/* OBSOLETE */
/* OBSOLETE #define POP_FRAME \ */
/* OBSOLETE { register struct frame_info *frame = get_current_frame (); \ */
/* OBSOLETE register CORE_ADDR fp; \ */
/* OBSOLETE register int regnum; \ */
/* OBSOLETE struct frame_saved_regs fsr; \ */
/* OBSOLETE struct frame_info *fi; \ */
/* OBSOLETE fp = frame->frame; \ */
/* OBSOLETE get_frame_saved_regs (frame, &fsr); \ */
/* OBSOLETE for (regnum = 0; regnum < 8; regnum++) \ */
/* OBSOLETE if (fsr.regs[regnum]) \ */
/* OBSOLETE write_register (regnum, read_memory_integer (fsr.regs[regnum], 4)); \ */
/* OBSOLETE write_register (FP_REGNUM, read_memory_integer (fp, 4)); \ */
/* OBSOLETE write_register (PC_REGNUM, read_memory_integer (fp + 4, 4)); \ */
/* OBSOLETE write_register (SP_REGNUM, fp + 8); \ */
/* OBSOLETE flush_cached_frames (); \ */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE /* This sequence of words is the instructions */
/* OBSOLETE enter 0xff,0 82 ff 00 */
/* OBSOLETE jsr @0x00010203 7f ae c0 01 02 03 */
/* OBSOLETE adjspd 0x69696969 7f a5 01 02 03 04 */
/* OBSOLETE bpt f2 */
/* OBSOLETE Note this is 16 bytes. */ */
/* OBSOLETE */
/* OBSOLETE #define CALL_DUMMY { 0x7f00ff82, 0x0201c0ae, 0x01a57f03, 0xf2040302 } */
/* OBSOLETE */
/* OBSOLETE #define CALL_DUMMY_START_OFFSET 3 */
/* OBSOLETE #define CALL_DUMMY_LENGTH 16 */
/* OBSOLETE #define CALL_DUMMY_ADDR 5 */
/* OBSOLETE #define CALL_DUMMY_NARGS 11 */
/* OBSOLETE */
/* OBSOLETE /* Insert the specified number of args and function address */
/* OBSOLETE into a call sequence of the above form stored at DUMMYNAME. */ */
/* OBSOLETE */
/* OBSOLETE #define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ */
/* OBSOLETE { int flipped = fun | 0xc0000000; \ */
/* OBSOLETE flip_bytes (&flipped, 4); \ */
/* OBSOLETE *((int *) (((char *) dummyname)+CALL_DUMMY_ADDR)) = flipped; \ */
/* OBSOLETE flipped = - nargs * 4; \ */
/* OBSOLETE flip_bytes (&flipped, 4); \ */
/* OBSOLETE *((int *) (((char *) dummyname)+CALL_DUMMY_NARGS)) = flipped; \ */
/* OBSOLETE } */

148
gdb/config/ns32k/tm-ns32km3.h
View File

@ -1,74 +1,74 @@
/* Macro definitions for ns532, Mach 3.0
Copyright 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. */
/* Include common definitions for Mach3 systems */
#include "nm-m3.h"
/* Define offsets to access CPROC stack when it does not have
* a kernel thread.
*/
#define MACHINE_CPROC_SP_OFFSET 20
#define MACHINE_CPROC_PC_OFFSET 16
#define MACHINE_CPROC_FP_OFFSET 12
#include <ns532/psl.h>
#include <ns532/vmparam.h>
/* Thread flavors used in re-setting the T bit.
* @@ this is also bad for cross debugging.
*/
#define TRACE_FLAVOR NS532_THREAD_STATE
#define TRACE_FLAVOR_SIZE NS532_THREAD_STATE_COUNT
#define TRACE_SET(x,state) \
((struct ns532_thread_state *)state)->psr |= PSR_T
#define TRACE_CLEAR(x,state) \
((((struct ns532_thread_state *)state)->psr &= ~PSR_T), 1)
/* we can do it */
#define ATTACH_DETACH 1
/* Address of end of stack space.
* for MACH, see <ns532/vmparam.h>
*/
#define STACK_END_ADDR USRSTACK
#include "ns32k/tm-umax.h"
/* tm-umax.h assumes a 32082 fpu. We have a 32382 fpu. */
#undef REGISTER_NAMES
#undef NUM_REGS
#undef REGISTER_BYTES
/* Initializer for an array of names of registers.
There should be NUM_REGS strings in this initializer. */
#define REGISTER_NAMES {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \
"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \
"sp", "fp", "pc", "ps", \
"fsr", \
"l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", "xx", \
}
#define NUM_REGS 29
/* Total amount of space needed to store our copies of the machine's
register state, the array `registers'. */
#define REGISTER_BYTES \
((NUM_REGS - 4) * REGISTER_RAW_SIZE(R0_REGNUM) \
+ 8 * REGISTER_RAW_SIZE(LP0_REGNUM))
/* OBSOLETE /* Macro definitions for ns532, Mach 3.0 */
/* OBSOLETE Copyright 1992, 1993, 1994 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 common definitions for Mach3 systems */ */
/* OBSOLETE #include "nm-m3.h" */
/* OBSOLETE */
/* OBSOLETE /* Define offsets to access CPROC stack when it does not have */
/* OBSOLETE * a kernel thread. */
/* OBSOLETE */ */
/* OBSOLETE #define MACHINE_CPROC_SP_OFFSET 20 */
/* OBSOLETE #define MACHINE_CPROC_PC_OFFSET 16 */
/* OBSOLETE #define MACHINE_CPROC_FP_OFFSET 12 */
/* OBSOLETE */
/* OBSOLETE #include <ns532/psl.h> */
/* OBSOLETE #include <ns532/vmparam.h> */
/* OBSOLETE */
/* OBSOLETE /* Thread flavors used in re-setting the T bit. */
/* OBSOLETE * @@ this is also bad for cross debugging. */
/* OBSOLETE */ */
/* OBSOLETE #define TRACE_FLAVOR NS532_THREAD_STATE */
/* OBSOLETE #define TRACE_FLAVOR_SIZE NS532_THREAD_STATE_COUNT */
/* OBSOLETE #define TRACE_SET(x,state) \ */
/* OBSOLETE ((struct ns532_thread_state *)state)->psr |= PSR_T */
/* OBSOLETE #define TRACE_CLEAR(x,state) \ */
/* OBSOLETE ((((struct ns532_thread_state *)state)->psr &= ~PSR_T), 1) */
/* OBSOLETE */
/* OBSOLETE /* we can do it */ */
/* OBSOLETE #define ATTACH_DETACH 1 */
/* OBSOLETE */
/* OBSOLETE /* Address of end of stack space. */
/* OBSOLETE * for MACH, see <ns532/vmparam.h> */
/* OBSOLETE */ */
/* OBSOLETE #define STACK_END_ADDR USRSTACK */
/* OBSOLETE */
/* OBSOLETE #include "ns32k/tm-umax.h" */
/* OBSOLETE */
/* OBSOLETE /* tm-umax.h assumes a 32082 fpu. We have a 32382 fpu. */ */
/* OBSOLETE #undef REGISTER_NAMES */
/* OBSOLETE #undef NUM_REGS */
/* OBSOLETE #undef REGISTER_BYTES */
/* OBSOLETE /* Initializer for an array of names of registers. */
/* OBSOLETE There should be NUM_REGS strings in this initializer. */ */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_NAMES {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ */
/* OBSOLETE "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ */
/* OBSOLETE "sp", "fp", "pc", "ps", \ */
/* OBSOLETE "fsr", \ */
/* OBSOLETE "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", "xx", \ */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE #define NUM_REGS 29 */
/* OBSOLETE */
/* OBSOLETE /* Total amount of space needed to store our copies of the machine's */
/* OBSOLETE register state, the array `registers'. */ */
/* OBSOLETE #define REGISTER_BYTES \ */
/* OBSOLETE ((NUM_REGS - 4) * REGISTER_RAW_SIZE(R0_REGNUM) \ */
/* OBSOLETE + 8 * REGISTER_RAW_SIZE(LP0_REGNUM)) */

10
gdb/config/ns32k/umax.mh
View File

@ -1,5 +1,5 @@
# Host: Encore running umax 4.2
XDEPFILES= umax-xdep.o
XM_FILE= xm-umax.h
NAT_FILE= nm-umax.h
NATDEPFILES= infptrace.o inftarg.o fork-child.o
# OBSOLETE # Host: Encore running umax 4.2
# OBSOLETE XDEPFILES= umax-xdep.o
# OBSOLETE XM_FILE= xm-umax.h
# OBSOLETE NAT_FILE= nm-umax.h
# OBSOLETE NATDEPFILES= infptrace.o inftarg.o fork-child.o

6
gdb/config/ns32k/umax.mt
View File

@ -1,3 +1,3 @@
# Target: Encore running umax 4.2
TDEPFILES= ns32k-tdep.o
TM_FILE= tm-umax.h
# OBSOLETE # Target: Encore running umax 4.2
# OBSOLETE TDEPFILES= ns32k-tdep.o
# OBSOLETE TM_FILE= tm-umax.h

134
gdb/config/ns32k/xm-merlin.h
View File

@ -1,67 +1,67 @@
/* Definitions to make GDB run on a merlin under utek 2.1
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 2001
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 <machine/reg.h>
/* This machine doesn't have the siginterrupt call. */
#define NO_SIGINTERRUPT
/* Under Utek, a ptrace'd process can be the only active process for
an executable. Therefore instead of /bin/sh use gdb-sh (which should
just be a copy of /bin/sh which is world readable and writeable). */
/* FIXME: name should be passed in from Makefile so it can use prefix. */
#define SHELL_FILE "/usr/local/lib/gdb-sh"
#define HOST_BYTE_ORDER LITTLE_ENDIAN
/* This is the amount to subtract from u.u_ar0
to get the offset in the core file of the register values. */
#define KERNEL_U_ADDR (0xfef000)
#define REGISTER_U_ADDR(addr, blockend, regno) \
{ \
switch (regno) { \
case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: \
addr = blockend + (R0 - regno) * sizeof (int); break; \
case PC_REGNUM: \
addr = blockend + PC * sizeof (int); break; \
case SP_REGNUM: \
addr = blockend + SP * sizeof (int); break; \
case FP_REGNUM: \
addr = blockend + FP * sizeof (int); break; \
case PS_REGNUM: \
addr = blockend + 12 * sizeof (int); break; \
case FPS_REGNUM: \
addr = 108; break; \
case FP0_REGNUM + 0: case FP0_REGNUM + 1: \
case FP0_REGNUM + 2: case FP0_REGNUM + 3: \
case FP0_REGNUM + 4: case FP0_REGNUM + 5: \
case FP0_REGNUM + 6: case FP0_REGNUM + 7: \
addr = 76 + (regno - FP0_REGNUM) * sizeof (float); break; \
case LP0_REGNUM + 0: case LP0_REGNUM + 1: \
case LP0_REGNUM + 2: case LP0_REGNUM + 3: \
addr = 76 + (regno - LP0_REGNUM) * sizeof (double); break; \
default: \
printf ("bad argument to REGISTER_U_ADDR %d\n", regno); \
internal_error (__FILE__, __LINE__, "failed internal consistency check"); \
} \
}
/* OBSOLETE /* Definitions to make GDB run on a merlin under utek 2.1 */
/* OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1993, 2001 */
/* 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 <machine/reg.h> */
/* OBSOLETE */
/* OBSOLETE /* This machine doesn't have the siginterrupt call. */ */
/* OBSOLETE #define NO_SIGINTERRUPT */
/* OBSOLETE */
/* OBSOLETE /* Under Utek, a ptrace'd process can be the only active process for */
/* OBSOLETE an executable. Therefore instead of /bin/sh use gdb-sh (which should */
/* OBSOLETE just be a copy of /bin/sh which is world readable and writeable). */ */
/* OBSOLETE /* FIXME: name should be passed in from Makefile so it can use prefix. */ */
/* OBSOLETE #define SHELL_FILE "/usr/local/lib/gdb-sh" */
/* OBSOLETE */
/* OBSOLETE #define HOST_BYTE_ORDER LITTLE_ENDIAN */
/* 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 #define KERNEL_U_ADDR (0xfef000) */
/* OBSOLETE */
/* OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \ */
/* OBSOLETE { \ */
/* OBSOLETE switch (regno) { \ */
/* OBSOLETE case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: \ */
/* OBSOLETE addr = blockend + (R0 - regno) * sizeof (int); break; \ */
/* OBSOLETE case PC_REGNUM: \ */
/* OBSOLETE addr = blockend + PC * sizeof (int); break; \ */
/* OBSOLETE case SP_REGNUM: \ */
/* OBSOLETE addr = blockend + SP * sizeof (int); break; \ */
/* OBSOLETE case FP_REGNUM: \ */
/* OBSOLETE addr = blockend + FP * sizeof (int); break; \ */
/* OBSOLETE case PS_REGNUM: \ */
/* OBSOLETE addr = blockend + 12 * sizeof (int); break; \ */
/* OBSOLETE case FPS_REGNUM: \ */
/* OBSOLETE addr = 108; break; \ */
/* OBSOLETE case FP0_REGNUM + 0: case FP0_REGNUM + 1: \ */
/* OBSOLETE case FP0_REGNUM + 2: case FP0_REGNUM + 3: \ */
/* OBSOLETE case FP0_REGNUM + 4: case FP0_REGNUM + 5: \ */
/* OBSOLETE case FP0_REGNUM + 6: case FP0_REGNUM + 7: \ */
/* OBSOLETE addr = 76 + (regno - FP0_REGNUM) * sizeof (float); break; \ */
/* OBSOLETE case LP0_REGNUM + 0: case LP0_REGNUM + 1: \ */
/* OBSOLETE case LP0_REGNUM + 2: case LP0_REGNUM + 3: \ */
/* OBSOLETE addr = 76 + (regno - LP0_REGNUM) * sizeof (double); break; \ */
/* OBSOLETE default: \ */
/* OBSOLETE printf ("bad argument to REGISTER_U_ADDR %d\n", regno); \ */
/* OBSOLETE internal_error (__FILE__, __LINE__, "failed internal consistency check"); \ */
/* OBSOLETE } \ */
/* OBSOLETE } */

50
gdb/config/ns32k/xm-ns32km3.h
View File

@ -1,25 +1,25 @@
/* Definitions to make GDB run on Mach 3 on an National ns32k
Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1995, 1996
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. */
#define HOST_BYTE_ORDER LITTLE_ENDIAN
/* Do implement the attach and detach commands. */
#define ATTACH_DETACH 1
/* OBSOLETE /* Definitions to make GDB run on Mach 3 on an National ns32k */
/* OBSOLETE Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1995, 1996 */
/* 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 #define HOST_BYTE_ORDER LITTLE_ENDIAN */
/* OBSOLETE */
/* OBSOLETE /* Do implement the attach and detach commands. */ */
/* OBSOLETE #define ATTACH_DETACH 1 */

52
gdb/config/ns32k/xm-umax.h
View File

@ -1,26 +1,26 @@
/* Definitions to make GDB run on an encore under umax 4.2
Copyright 1987, 1989, 1992 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. */
#define HOST_BYTE_ORDER LITTLE_ENDIAN
#define HAVE_WAIT_STRUCT
/* Doesn't have siginterupt. */
#define NO_SIGINTERRUPT
/* OBSOLETE /* Definitions to make GDB run on an encore under umax 4.2 */
/* OBSOLETE Copyright 1987, 1989, 1992 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 #define HOST_BYTE_ORDER LITTLE_ENDIAN */
/* OBSOLETE */
/* OBSOLETE #define HAVE_WAIT_STRUCT */
/* OBSOLETE */
/* OBSOLETE /* Doesn't have siginterupt. */ */
/* OBSOLETE #define NO_SIGINTERRUPT */

6
gdb/configure.host
View File

@ -125,10 +125,10 @@ mips-*-riscos*) gdb_host=riscos ;;
none-*-*) gdb_host=none ;;
ns32k-*-mach3*) gdb_host=ns32km3 ;;
# OBSOLETE ns32k-*-mach3*) gdb_host=ns32km3 ;;
ns32k-*-netbsd*) gdb_host=nbsd ;;
ns32k-umax-*) gdb_host=umax ;;
ns32k-utek-sysv*) gdb_host=merlin ;;
# OBSOLETE ns32k-umax-*) gdb_host=umax ;;
# OBSOLETE ns32k-utek-sysv*) gdb_host=merlin ;;
powerpc-*-aix*) gdb_host=aix ;;
powerpcle-*-cygwin*) gdb_host=cygwin ;;

6
gdb/configure.tgt
View File

@ -221,11 +221,11 @@ mn10300-*-*) gdb_target=mn10300 ;;
none-*-*) gdb_target=none ;;
ns32k-*-mach3*) gdb_target=ns32km3 ;;
# OBSOLETE ns32k-*-mach3*) gdb_target=ns32km3 ;;
ns32k-*-netbsd*) gdb_target=nbsd
configdirs="${configdirs} gdbserver" ;;
ns32k-utek-sysv*) gdb_target=merlin ;;
ns32k-utek-*) gdb_target=umax ;;
# OBSOLETE ns32k-utek-sysv*) gdb_target=merlin ;;
# OBSOLETE ns32k-utek-*) gdb_target=umax ;;
powerpc-*-macos*) gdb_target=macos ;;
powerpc-*-netbsd*) gdb_target=nbsd

101
gdb/ns32k-tdep.c
View File

@ -34,22 +34,22 @@ _initialize_ns32k_tdep (void)
/* Advance PC across any function entry prologue instructions
to reach some "real" code. */
CORE_ADDR
merlin_skip_prologue (CORE_ADDR pc)
{
register int op = read_memory_integer (pc, 1);
if (op == 0x82)
{
op = read_memory_integer (pc + 2, 1);
if ((op & 0x80) == 0)
pc += 3;
else if ((op & 0xc0) == 0x80)
pc += 4;
else
pc += 6;
}
return pc;
}
/* OBSOLETE CORE_ADDR */
/* OBSOLETE merlin_skip_prologue (CORE_ADDR pc) */
/* OBSOLETE { */
/* OBSOLETE register int op = read_memory_integer (pc, 1); */
/* OBSOLETE if (op == 0x82) */
/* OBSOLETE { */
/* OBSOLETE op = read_memory_integer (pc + 2, 1); */
/* OBSOLETE if ((op & 0x80) == 0) */
/* OBSOLETE pc += 3; */
/* OBSOLETE else if ((op & 0xc0) == 0x80) */
/* OBSOLETE pc += 4; */
/* OBSOLETE else */
/* OBSOLETE pc += 6; */
/* OBSOLETE } */
/* OBSOLETE return pc; */
/* OBSOLETE } */
CORE_ADDR
umax_skip_prologue (CORE_ADDR pc)
@ -71,46 +71,46 @@ umax_skip_prologue (CORE_ADDR pc)
/* Return number of args passed to a frame.
Can return -1, meaning no way to tell. */
int
merlin_frame_num_args (struct frame_info *fi)
{
int numargs;
CORE_ADDR pc;
int insn;
int addr_mode;
int width;
pc = FRAME_SAVED_PC (fi);
insn = read_memory_integer (pc, 2);
addr_mode = (insn >> 11) & 0x1f;
insn = insn & 0x7ff;
if ((insn & 0x7fc) == 0x57c
&& addr_mode == 0x14) /* immediate */
{
if (insn == 0x57c) /* adjspb */
width = 1;
else if (insn == 0x57d) /* adjspw */
width = 2;
else if (insn == 0x57f) /* adjspd */
width = 4;
else
internal_error (__FILE__, __LINE__, "bad else");
numargs = read_memory_integer (pc + 2, width);
if (width > 1)
flip_bytes (&numargs, width);
numargs = -sign_extend (numargs, width * 8) / 4;
}
else
numargs = -1;
return numargs;
}
/* OBSOLETE int */
/* OBSOLETE merlin_frame_num_args (struct frame_info *fi) */
/* OBSOLETE { */
/* OBSOLETE int numargs; */
/* OBSOLETE CORE_ADDR pc; */
/* OBSOLETE int insn; */
/* OBSOLETE int addr_mode; */
/* OBSOLETE int width; */
/* OBSOLETE */
/* OBSOLETE pc = FRAME_SAVED_PC (fi); */
/* OBSOLETE insn = read_memory_integer (pc, 2); */
/* OBSOLETE addr_mode = (insn >> 11) & 0x1f; */
/* OBSOLETE insn = insn & 0x7ff; */
/* OBSOLETE if ((insn & 0x7fc) == 0x57c */
/* OBSOLETE && addr_mode == 0x14) *//* immediate */
/* OBSOLETE { */
/* OBSOLETE if (insn == 0x57c) *//* adjspb */
/* OBSOLETE width = 1; */
/* OBSOLETE else if (insn == 0x57d) *//* adjspw */
/* OBSOLETE width = 2; */
/* OBSOLETE else if (insn == 0x57f) *//* adjspd */
/* OBSOLETE width = 4; */
/* OBSOLETE else */
/* OBSOLETE internal_error (__FILE__, __LINE__, "bad else"); */
/* OBSOLETE numargs = read_memory_integer (pc + 2, width); */
/* OBSOLETE if (width > 1) */
/* OBSOLETE flip_bytes (&numargs, width); */
/* OBSOLETE numargs = -sign_extend (numargs, width * 8) / 4; */
/* OBSOLETE } */
/* OBSOLETE else */
/* OBSOLETE numargs = -1; */
/* OBSOLETE return numargs; */
/* OBSOLETE } */
/* Return number of args passed to a frame.
Can return -1, meaning no way to tell.
Encore's C compiler often reuses same area on stack for args,
so this will often not work properly. If the arg names
are known, it's likely most of them will be printed. */
int
umax_frame_num_args (struct frame_info *fi)
{
@ -151,7 +151,6 @@ umax_frame_num_args (struct frame_info *fi)
return numargs;
}
static int
sign_extend (int value, int bits)
{

366
gdb/ns32km3-nat.c
View File

@ -1,183 +1,183 @@
/* Low level interface to ns532 running mach 3.0.
Copyright 1992, 1993, 1998, 2000, 2001 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 "defs.h"
#include "inferior.h"
#include "regcache.h"
#include <stdio.h>
#include <mach.h>
#include <mach/message.h>
#include <mach/exception.h>
#include <mach_error.h>
#define private static
/* Find offsets to thread states at compile time.
* If your compiler does not grok this, calculate offsets
* offsets yourself and use them (or get a compatible compiler :-)
*/
#define REG_N_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->ts.reg)
#define REG_F_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->fs.reg)
/* at reg_offset[i] is the offset to the ns532_combined_state
* location where the gdb registers[i] is stored.
*/
static int reg_offset[] =
{
REG_N_OFFSET (r0), REG_N_OFFSET (r1), REG_N_OFFSET (r2), REG_N_OFFSET (r3),
REG_N_OFFSET (r4), REG_N_OFFSET (r5), REG_N_OFFSET (r6), REG_N_OFFSET (r7),
REG_F_OFFSET (l0a), REG_F_OFFSET (l0b), REG_F_OFFSET (l2a), REG_F_OFFSET (l2b),
REG_F_OFFSET (l4a), REG_F_OFFSET (l4b), REG_F_OFFSET (l6a), REG_F_OFFSET (l6b),
REG_N_OFFSET (sp), REG_N_OFFSET (fp), REG_N_OFFSET (pc), REG_N_OFFSET (psr),
REG_F_OFFSET (fsr),
REG_F_OFFSET (l0a), REG_F_OFFSET (l1a), REG_F_OFFSET (l2a), REG_F_OFFSET (l3a),
REG_F_OFFSET (l4a), REG_F_OFFSET (l5a), REG_F_OFFSET (l6a), REG_F_OFFSET (l7a),
};
#define REG_ADDRESS(state,regnum) ((char *)(state)+reg_offset[regnum])
/* Fetch COUNT contiguous registers from thread STATE starting from REGNUM
* Caller knows that the regs handled in one transaction are of same size.
*/
#define FETCH_REGS(state, regnum, count) \
memcpy (&registers[REGISTER_BYTE (regnum)], \
(char *)state+reg_offset[ regnum ], \
count*REGISTER_SIZE)
/* Store COUNT contiguous registers to thread STATE starting from REGNUM */
#define STORE_REGS(state, regnum, count) \
memcpy ((char *)state+reg_offset[ regnum ], \
&registers[REGISTER_BYTE (regnum)], \
count*REGISTER_SIZE)
/*
* Fetch inferiors registers for gdb.
* REGNO specifies which (as gdb views it) register, -1 for all.
*/
void
fetch_inferior_registers (int regno)
{
kern_return_t ret;
thread_state_data_t state;
unsigned int stateCnt = NS532_COMBINED_STATE_COUNT;
int index;
if (!MACH_PORT_VALID (current_thread))
error ("fetch inferior registers: Invalid thread");
if (must_suspend_thread)
setup_thread (current_thread, 1);
ret = thread_get_state (current_thread,
NS532_COMBINED_STATE,
state,
&stateCnt);
if (ret != KERN_SUCCESS)
warning ("fetch_inferior_registers: %s ",
mach_error_string (ret));
#if 0
/* It may be more effective to store validate all of them,
* since we fetched them all anyway
*/
else if (regno != -1)
supply_register (regno, (char *) state + reg_offset[regno]);
#endif
else
{
for (index = 0; index < NUM_REGS; index++)
supply_register (index, (char *) state + reg_offset[index]);
}
if (must_suspend_thread)
setup_thread (current_thread, 0);
}
/* Store our register values back into the inferior.
* If REGNO is -1, do this for all registers.
* Otherwise, REGNO specifies which register
*
* On mach3 all registers are always saved in one call.
*/
void
store_inferior_registers (int regno)
{
kern_return_t ret;
thread_state_data_t state;
unsigned int stateCnt = NS532_COMBINED_STATE_COUNT;
register int index;
if (!MACH_PORT_VALID (current_thread))
error ("store inferior registers: Invalid thread");
if (must_suspend_thread)
setup_thread (current_thread, 1);
/* Fetch the state of the current thread */
ret = thread_get_state (current_thread,
NS532_COMBINED_STATE,
state,
&stateCnt);
if (ret != KERN_SUCCESS)
{
warning ("store_inferior_registers (get): %s",
mach_error_string (ret));
if (must_suspend_thread)
setup_thread (current_thread, 0);
return;
}
/* move gdb's registers to thread's state
* Since we save all registers anyway, save the ones
* that gdb thinks are valid (e.g. ignore the regno
* parameter)
*/
#if 0
if (regno != -1)
STORE_REGS (state, regno, 1);
else
#endif
{
for (index = 0; index < NUM_REGS; index++)
STORE_REGS (state, index, 1);
}
/* Write gdb's current view of register to the thread
*/
ret = thread_set_state (current_thread,
NS532_COMBINED_STATE,
state,
NS532_COMBINED_STATE_COUNT);
if (ret != KERN_SUCCESS)
warning ("store_inferior_registers (set): %s",
mach_error_string (ret));
if (must_suspend_thread)
setup_thread (current_thread, 0);
}
/* OBSOLETE /* Low level interface to ns532 running mach 3.0. */
/* OBSOLETE Copyright 1992, 1993, 1998, 2000, 2001 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 "defs.h" */
/* OBSOLETE#include "inferior.h" */
/* OBSOLETE#include "regcache.h" */
/* OBSOLETE */
/* OBSOLETE#include <stdio.h> */
/* OBSOLETE */
/* OBSOLETE#include <mach.h> */
/* OBSOLETE#include <mach/message.h> */
/* OBSOLETE#include <mach/exception.h> */
/* OBSOLETE#include <mach_error.h> */
/* OBSOLETE */
/* OBSOLETE#define private static */
/* OBSOLETE */
/* OBSOLETE */
/* OBSOLETE/* Find offsets to thread states at compile time. */
/* OBSOLETE * If your compiler does not grok this, calculate offsets */
/* OBSOLETE * offsets yourself and use them (or get a compatible compiler :-) */
/* OBSOLETE */ */
/* OBSOLETE */
/* OBSOLETE#define REG_N_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->ts.reg) */
/* OBSOLETE#define REG_F_OFFSET(reg) (int)(&((struct ns532_combined_state *)0)->fs.reg) */
/* OBSOLETE */
/* OBSOLETE/* at reg_offset[i] is the offset to the ns532_combined_state */
/* OBSOLETE * location where the gdb registers[i] is stored. */
/* OBSOLETE */ */
/* OBSOLETE */
/* OBSOLETEstatic int reg_offset[] = */
/* OBSOLETE{ */
/* OBSOLETE REG_N_OFFSET (r0), REG_N_OFFSET (r1), REG_N_OFFSET (r2), REG_N_OFFSET (r3), */
/* OBSOLETE REG_N_OFFSET (r4), REG_N_OFFSET (r5), REG_N_OFFSET (r6), REG_N_OFFSET (r7), */
/* OBSOLETE REG_F_OFFSET (l0a), REG_F_OFFSET (l0b), REG_F_OFFSET (l2a), REG_F_OFFSET (l2b), */
/* OBSOLETE REG_F_OFFSET (l4a), REG_F_OFFSET (l4b), REG_F_OFFSET (l6a), REG_F_OFFSET (l6b), */
/* OBSOLETEREG_N_OFFSET (sp), REG_N_OFFSET (fp), REG_N_OFFSET (pc), REG_N_OFFSET (psr), */
/* OBSOLETE REG_F_OFFSET (fsr), */
/* OBSOLETE REG_F_OFFSET (l0a), REG_F_OFFSET (l1a), REG_F_OFFSET (l2a), REG_F_OFFSET (l3a), */
/* OBSOLETE REG_F_OFFSET (l4a), REG_F_OFFSET (l5a), REG_F_OFFSET (l6a), REG_F_OFFSET (l7a), */
/* OBSOLETE}; */
/* OBSOLETE */
/* OBSOLETE#define REG_ADDRESS(state,regnum) ((char *)(state)+reg_offset[regnum]) */
/* OBSOLETE */
/* OBSOLETE/* Fetch COUNT contiguous registers from thread STATE starting from REGNUM */
/* OBSOLETE * Caller knows that the regs handled in one transaction are of same size. */
/* OBSOLETE */ */
/* OBSOLETE#define FETCH_REGS(state, regnum, count) \ */
/* OBSOLETE memcpy (&registers[REGISTER_BYTE (regnum)], \ */
/* OBSOLETE (char *)state+reg_offset[ regnum ], \ */
/* OBSOLETE count*REGISTER_SIZE) */
/* OBSOLETE */
/* OBSOLETE/* Store COUNT contiguous registers to thread STATE starting from REGNUM */ */
/* OBSOLETE#define STORE_REGS(state, regnum, count) \ */
/* OBSOLETE memcpy ((char *)state+reg_offset[ regnum ], \ */
/* OBSOLETE &registers[REGISTER_BYTE (regnum)], \ */
/* OBSOLETE count*REGISTER_SIZE) */
/* OBSOLETE */
/* OBSOLETE/* */
/* OBSOLETE * Fetch inferiors registers for gdb. */
/* OBSOLETE * REGNO specifies which (as gdb views it) register, -1 for all. */
/* OBSOLETE */ */
/* OBSOLETE */
/* OBSOLETEvoid */
/* OBSOLETEfetch_inferior_registers (int regno) */
/* OBSOLETE{ */
/* OBSOLETE kern_return_t ret; */
/* OBSOLETE thread_state_data_t state; */
/* OBSOLETE unsigned int stateCnt = NS532_COMBINED_STATE_COUNT; */
/* OBSOLETE int index; */
/* OBSOLETE */
/* OBSOLETE if (!MACH_PORT_VALID (current_thread)) */
/* OBSOLETE error ("fetch inferior registers: Invalid thread"); */
/* OBSOLETE */
/* OBSOLETE if (must_suspend_thread) */
/* OBSOLETE setup_thread (current_thread, 1); */
/* OBSOLETE */
/* OBSOLETE ret = thread_get_state (current_thread, */
/* OBSOLETE NS532_COMBINED_STATE, */
/* OBSOLETE state, */
/* OBSOLETE &stateCnt); */
/* OBSOLETE */
/* OBSOLETE if (ret != KERN_SUCCESS) */
/* OBSOLETE warning ("fetch_inferior_registers: %s ", */
/* OBSOLETE mach_error_string (ret)); */
/* OBSOLETE#if 0 */
/* OBSOLETE /* It may be more effective to store validate all of them, */
/* OBSOLETE * since we fetched them all anyway */
/* OBSOLETE */ */
/* OBSOLETE else if (regno != -1) */
/* OBSOLETE supply_register (regno, (char *) state + reg_offset[regno]); */
/* OBSOLETE#endif */
/* OBSOLETE else */
/* OBSOLETE { */
/* OBSOLETE for (index = 0; index < NUM_REGS; index++) */
/* OBSOLETE supply_register (index, (char *) state + reg_offset[index]); */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE if (must_suspend_thread) */
/* OBSOLETE setup_thread (current_thread, 0); */
/* OBSOLETE} */
/* OBSOLETE */
/* OBSOLETE/* Store our register values back into the inferior. */
/* OBSOLETE * If REGNO is -1, do this for all registers. */
/* OBSOLETE * Otherwise, REGNO specifies which register */
/* OBSOLETE * */
/* OBSOLETE * On mach3 all registers are always saved in one call. */
/* OBSOLETE */ */
/* OBSOLETEvoid */
/* OBSOLETEstore_inferior_registers (int regno) */
/* OBSOLETE{ */
/* OBSOLETE kern_return_t ret; */
/* OBSOLETE thread_state_data_t state; */
/* OBSOLETE unsigned int stateCnt = NS532_COMBINED_STATE_COUNT; */
/* OBSOLETE register int index; */
/* OBSOLETE */
/* OBSOLETE if (!MACH_PORT_VALID (current_thread)) */
/* OBSOLETE error ("store inferior registers: Invalid thread"); */
/* OBSOLETE */
/* OBSOLETE if (must_suspend_thread) */
/* OBSOLETE setup_thread (current_thread, 1); */
/* OBSOLETE */
/* OBSOLETE /* Fetch the state of the current thread */ */
/* OBSOLETE ret = thread_get_state (current_thread, */
/* OBSOLETE NS532_COMBINED_STATE, */
/* OBSOLETE state, */
/* OBSOLETE &stateCnt); */
/* OBSOLETE */
/* OBSOLETE if (ret != KERN_SUCCESS) */
/* OBSOLETE { */
/* OBSOLETE warning ("store_inferior_registers (get): %s", */
/* OBSOLETE mach_error_string (ret)); */
/* OBSOLETE if (must_suspend_thread) */
/* OBSOLETE setup_thread (current_thread, 0); */
/* OBSOLETE return; */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE /* move gdb's registers to thread's state */
/* OBSOLETE */
/* OBSOLETE * Since we save all registers anyway, save the ones */
/* OBSOLETE * that gdb thinks are valid (e.g. ignore the regno */
/* OBSOLETE * parameter) */
/* OBSOLETE */ */
/* OBSOLETE#if 0 */
/* OBSOLETE if (regno != -1) */
/* OBSOLETE STORE_REGS (state, regno, 1); */
/* OBSOLETE else */
/* OBSOLETE#endif */
/* OBSOLETE { */
/* OBSOLETE for (index = 0; index < NUM_REGS; index++) */
/* OBSOLETE STORE_REGS (state, index, 1); */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE /* Write gdb's current view of register to the thread */
/* OBSOLETE */ */
/* OBSOLETE ret = thread_set_state (current_thread, */
/* OBSOLETE NS532_COMBINED_STATE, */
/* OBSOLETE state, */
/* OBSOLETE NS532_COMBINED_STATE_COUNT); */
/* OBSOLETE */
/* OBSOLETE if (ret != KERN_SUCCESS) */
/* OBSOLETE warning ("store_inferior_registers (set): %s", */
/* OBSOLETE mach_error_string (ret)); */
/* OBSOLETE */
/* OBSOLETE if (must_suspend_thread) */
/* OBSOLETE setup_thread (current_thread, 0); */
/* OBSOLETE} */

266
gdb/umax-xdep.c
View File

@ -1,133 +1,133 @@
/* umax host stuff.
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1999, 2000, 2001
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 "defs.h"
#include "frame.h"
#include "inferior.h"
#include "regcache.h"
#include <sys/param.h>
#include <sys/dir.h>
#include <signal.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include "gdbcore.h"
#include <sys/ptrace.h>
#define PTRACE_ATTACH PT_ATTACH
#define PTRACE_DETACH PT_FREEPROC
#include <sys/file.h>
#include "gdb_stat.h"
/* Work with core dump and executable files, for GDB.
This code would be in corefile.c if it weren't machine-dependent. */
void
core_file_command (char *filename, int from_tty)
{
int val;
/* Discard all vestiges of any previous core file
and mark data and stack spaces as empty. */
if (corefile)
xfree (corefile);
corefile = 0;
if (corechan >= 0)
close (corechan);
corechan = -1;
data_start = 0;
data_end = 0;
stack_start = STACK_END_ADDR;
stack_end = STACK_END_ADDR;
/* Now, if a new core file was specified, open it and digest it. */
if (filename)
{
filename = tilde_expand (filename);
make_cleanup (xfree, filename);
if (have_inferior_p ())
error ("To look at a core file, you must kill the program with \"kill\".");
corechan = open (filename, O_RDONLY, 0);
if (corechan < 0)
perror_with_name (filename);
/* 4.2-style (and perhaps also sysV-style) core dump file. */
{
struct ptrace_user u;
int reg_offset;
val = myread (corechan, &u, sizeof u);
if (val < 0)
perror_with_name (filename);
data_start = exec_data_start;
data_end = data_start + u.pt_dsize;
stack_start = stack_end - u.pt_ssize;
data_offset = sizeof u;
stack_offset = data_offset + u.pt_dsize;
reg_offset = 0;
memcpy (&core_aouthdr, &u.pt_aouthdr, sizeof (AOUTHDR));
printf_unfiltered ("Core file is from \"%s\".\n", u.pt_comm);
if (u.pt_signal > 0)
printf_unfiltered ("Program terminated with signal %d, %s.\n",
u.pt_signal, safe_strsignal (u.pt_signal));
/* Read the register values out of the core file and store
them where `read_register' will find them. */
{
register int regno;
for (regno = 0; regno < NUM_REGS; regno++)
{
char buf[MAX_REGISTER_RAW_SIZE];
val = lseek (corechan, register_addr (regno, reg_offset), 0);
if (val < 0)
perror_with_name (filename);
val = myread (corechan, buf, sizeof buf);
if (val < 0)
perror_with_name (filename);
supply_register (regno, buf);
}
}
}
if (filename[0] == '/')
corefile = savestring (filename, strlen (filename));
else
{
corefile = concat (current_directory, "/", filename, NULL);
}
flush_cached_frames ();
select_frame (get_current_frame (), 0);
validate_files ();
}
else if (from_tty)
printf_unfiltered ("No core file now.\n");
}
/* OBSOLETE /* umax host stuff. */
/* OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1999, 2000, 2001 */
/* 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 "defs.h" */
/* OBSOLETE #include "frame.h" */
/* OBSOLETE #include "inferior.h" */
/* OBSOLETE #include "regcache.h" */
/* OBSOLETE */
/* OBSOLETE #include <sys/param.h> */
/* OBSOLETE #include <sys/dir.h> */
/* OBSOLETE #include <signal.h> */
/* OBSOLETE #include <sys/ioctl.h> */
/* OBSOLETE #include <fcntl.h> */
/* OBSOLETE */
/* OBSOLETE #include "gdbcore.h" */
/* OBSOLETE #include <sys/ptrace.h> */
/* OBSOLETE #define PTRACE_ATTACH PT_ATTACH */
/* OBSOLETE #define PTRACE_DETACH PT_FREEPROC */
/* OBSOLETE */
/* OBSOLETE #include <sys/file.h> */
/* OBSOLETE #include "gdb_stat.h" */
/* OBSOLETE */
/* OBSOLETE /* Work with core dump and executable files, for GDB. */
/* OBSOLETE This code would be in corefile.c if it weren't machine-dependent. */ */
/* OBSOLETE */
/* OBSOLETE void */
/* OBSOLETE core_file_command (char *filename, int from_tty) */
/* OBSOLETE { */
/* OBSOLETE int val; */
/* OBSOLETE */
/* OBSOLETE /* Discard all vestiges of any previous core file */
/* OBSOLETE and mark data and stack spaces as empty. */ */
/* OBSOLETE */
/* OBSOLETE if (corefile) */
/* OBSOLETE xfree (corefile); */
/* OBSOLETE corefile = 0; */
/* OBSOLETE */
/* OBSOLETE if (corechan >= 0) */
/* OBSOLETE close (corechan); */
/* OBSOLETE corechan = -1; */
/* OBSOLETE */
/* OBSOLETE data_start = 0; */
/* OBSOLETE data_end = 0; */
/* OBSOLETE stack_start = STACK_END_ADDR; */
/* OBSOLETE stack_end = STACK_END_ADDR; */
/* OBSOLETE */
/* OBSOLETE /* Now, if a new core file was specified, open it and digest it. */ */
/* OBSOLETE */
/* OBSOLETE if (filename) */
/* OBSOLETE { */
/* OBSOLETE filename = tilde_expand (filename); */
/* OBSOLETE make_cleanup (xfree, filename); */
/* OBSOLETE */
/* OBSOLETE if (have_inferior_p ()) */
/* OBSOLETE error ("To look at a core file, you must kill the program with \"kill\"."); */
/* OBSOLETE corechan = open (filename, O_RDONLY, 0); */
/* OBSOLETE if (corechan < 0) */
/* OBSOLETE perror_with_name (filename); */
/* OBSOLETE /* 4.2-style (and perhaps also sysV-style) core dump file. */ */
/* OBSOLETE { */
/* OBSOLETE struct ptrace_user u; */
/* OBSOLETE int reg_offset; */
/* OBSOLETE */
/* OBSOLETE val = myread (corechan, &u, sizeof u); */
/* OBSOLETE if (val < 0) */
/* OBSOLETE perror_with_name (filename); */
/* OBSOLETE data_start = exec_data_start; */
/* OBSOLETE */
/* OBSOLETE data_end = data_start + u.pt_dsize; */
/* OBSOLETE stack_start = stack_end - u.pt_ssize; */
/* OBSOLETE data_offset = sizeof u; */
/* OBSOLETE stack_offset = data_offset + u.pt_dsize; */
/* OBSOLETE reg_offset = 0; */
/* OBSOLETE */
/* OBSOLETE memcpy (&core_aouthdr, &u.pt_aouthdr, sizeof (AOUTHDR)); */
/* OBSOLETE printf_unfiltered ("Core file is from \"%s\".\n", u.pt_comm); */
/* OBSOLETE if (u.pt_signal > 0) */
/* OBSOLETE printf_unfiltered ("Program terminated with signal %d, %s.\n", */
/* OBSOLETE u.pt_signal, safe_strsignal (u.pt_signal)); */
/* OBSOLETE */
/* OBSOLETE /* Read the register values out of the core file and store */
/* OBSOLETE them where `read_register' will find them. */ */
/* OBSOLETE */
/* OBSOLETE { */
/* OBSOLETE register int regno; */
/* OBSOLETE */
/* OBSOLETE for (regno = 0; regno < NUM_REGS; regno++) */
/* OBSOLETE { */
/* OBSOLETE char buf[MAX_REGISTER_RAW_SIZE]; */
/* OBSOLETE */
/* OBSOLETE val = lseek (corechan, register_addr (regno, reg_offset), 0); */
/* OBSOLETE if (val < 0) */
/* OBSOLETE perror_with_name (filename); */
/* OBSOLETE */
/* OBSOLETE val = myread (corechan, buf, sizeof buf); */
/* OBSOLETE if (val < 0) */
/* OBSOLETE perror_with_name (filename); */
/* OBSOLETE supply_register (regno, buf); */
/* OBSOLETE } */
/* OBSOLETE } */
/* OBSOLETE } */
/* OBSOLETE if (filename[0] == '/') */
/* OBSOLETE corefile = savestring (filename, strlen (filename)); */
/* OBSOLETE else */
/* OBSOLETE { */
/* OBSOLETE corefile = concat (current_directory, "/", filename, NULL); */
/* OBSOLETE } */
/* OBSOLETE */
/* OBSOLETE flush_cached_frames (); */
/* OBSOLETE select_frame (get_current_frame (), 0); */
/* OBSOLETE validate_files (); */
/* OBSOLETE } */
/* OBSOLETE else if (from_tty) */
/* OBSOLETE printf_unfiltered ("No core file now.\n"); */
/* OBSOLETE } */