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

Obsolete mips*-*-mach3*.
	* NEWS: Mention that mips*-*-mach3* is obsolete.
	* m3-nat.c: Obsolete file.
	* config/nm-m3.h: Obsolete file.
	* config/mips/tm-mipsm3.h: Obsolete file.
	* config/mips/mipsm3.mt: Obsolete file.
	* config/mips/mipsm3.mh: Obsolete file.
	* config/mips/xm-mipsm3.h: Obsolete file.
	* mipsm3-nat.c: Obsolete file.
	* configure.host: Obsolete mips-dec-mach3*.
	* configure.tgt: Obsolete mips*-*-mach3*.
This commit is contained in:
Andrew Cagney 2003-04-09 16:10:06 +00:00
parent f190828974
commit 78c4394505
11 changed files with 5201 additions and 5186 deletions

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@ -1,3 +1,17 @@
2003-04-09 Andrew Cagney <cagney@redhat.com>
Obsolete mips*-*-mach3*.
* NEWS: Mention that mips*-*-mach3* is obsolete.
* m3-nat.c: Obsolete file.
* config/nm-m3.h: Obsolete file.
* config/mips/tm-mipsm3.h: Obsolete file.
* config/mips/mipsm3.mt: Obsolete file.
* config/mips/mipsm3.mh: Obsolete file.
* config/mips/xm-mipsm3.h: Obsolete file.
* mipsm3-nat.c: Obsolete file.
* configure.host: Obsolete mips-dec-mach3*.
* configure.tgt: Obsolete mips*-*-mach3*.
2003-04-09 Andrew Cagney <cagney@redhat.com>
* doublest.h: Update copyright.

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@ -44,6 +44,7 @@ H8/500 simulator h8500-hitachi-hms or h8500hms
HP/PA running BSD hppa*-*-bsd*
HP/PA running OSF/1 hppa*-*-osf*
HP/PA Pro target hppa*-*-pro*
PMAX (MIPS) running Mach 3.0 mips*-*-mach3*
* REMOVED configurations and files

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@ -1,6 +1,6 @@
# Host: Little endian MIPS machine such as pmax
# running Mach 3.0 operating system
NATDEPFILES= mipsm3-nat.o m3-nat.o core-aout.o
XM_FILE= xm-mipsm3.h
NAT_FILE= ../nm-m3.h
# OBSOLETE # Host: Little endian MIPS machine such as pmax
# OBSOLETE # running Mach 3.0 operating system
# OBSOLETE
# OBSOLETE NATDEPFILES= mipsm3-nat.o m3-nat.o core-aout.o
# OBSOLETE XM_FILE= xm-mipsm3.h
# OBSOLETE NAT_FILE= ../nm-m3.h

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@ -1,4 +1,4 @@
# Target: Little-endian MIPS machine such as pmax
# running Mach 3.0 operating system
TDEPFILES= mips-tdep.o
TM_FILE= tm-mipsm3.h
# OBSOLETE # Target: Little-endian MIPS machine such as pmax
# OBSOLETE # running Mach 3.0 operating system
# OBSOLETE TDEPFILES= mips-tdep.o
# OBSOLETE TM_FILE= tm-mipsm3.h

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@ -1,67 +1,67 @@
/* Definitions to make GDB run on a mips box under Mach 3.0
Copyright 1992, 1993, 1998 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. */
/* Mach specific definitions for little endian mips (e.g. pmax)
* running Mach 3.0
*
* Author: Jukka Virtanen <jtv@hut.fi>
*/
/* Include common definitions for Mach3 systems */
#include "config/nm-m3.h"
/* Define offsets to access CPROC stack when it does not have
* a kernel thread.
*/
/* From mk/user/threads/mips/csw.s */
#define SAVED_FP (12*4)
#define SAVED_PC (13*4)
#define SAVED_BYTES (14*4)
/* Using these, define our offsets to items strored in
* cproc_switch in csw.s
*/
#define MACHINE_CPROC_SP_OFFSET SAVED_BYTES
#define MACHINE_CPROC_PC_OFFSET SAVED_PC
#define MACHINE_CPROC_FP_OFFSET SAVED_FP
/* Thread flavors used in setting the Trace state.
* In <mach/machine/thread_status.h>
*/
#define TRACE_FLAVOR MIPS_EXC_STATE
#define TRACE_FLAVOR_SIZE MIPS_EXC_STATE_COUNT
#define TRACE_SET(x,state) ((struct mips_exc_state *)state)->cause = EXC_SST;
#define TRACE_CLEAR(x,state) 0
/* Mach supports attach/detach */
#define ATTACH_DETACH 1
#include "mips/tm-mips.h"
/* Address of end of user stack space.
* for MACH, see <machine/vmparam.h>
*/
#undef STACK_END_ADDR
#define STACK_END_ADDR USRSTACK
/* Output registers in tabular format */
#define TABULAR_REGISTER_OUTPUT
// OBSOLETE /* Definitions to make GDB run on a mips box under Mach 3.0
// OBSOLETE Copyright 1992, 1993, 1998 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 /* Mach specific definitions for little endian mips (e.g. pmax)
// OBSOLETE * running Mach 3.0
// OBSOLETE *
// OBSOLETE * Author: Jukka Virtanen <jtv@hut.fi>
// OBSOLETE */
// OBSOLETE
// OBSOLETE /* Include common definitions for Mach3 systems */
// OBSOLETE #include "config/nm-m3.h"
// OBSOLETE
// OBSOLETE /* Define offsets to access CPROC stack when it does not have
// OBSOLETE * a kernel thread.
// OBSOLETE */
// OBSOLETE
// OBSOLETE /* From mk/user/threads/mips/csw.s */
// OBSOLETE #define SAVED_FP (12*4)
// OBSOLETE #define SAVED_PC (13*4)
// OBSOLETE #define SAVED_BYTES (14*4)
// OBSOLETE
// OBSOLETE /* Using these, define our offsets to items strored in
// OBSOLETE * cproc_switch in csw.s
// OBSOLETE */
// OBSOLETE #define MACHINE_CPROC_SP_OFFSET SAVED_BYTES
// OBSOLETE #define MACHINE_CPROC_PC_OFFSET SAVED_PC
// OBSOLETE #define MACHINE_CPROC_FP_OFFSET SAVED_FP
// OBSOLETE
// OBSOLETE /* Thread flavors used in setting the Trace state.
// OBSOLETE
// OBSOLETE * In <mach/machine/thread_status.h>
// OBSOLETE */
// OBSOLETE #define TRACE_FLAVOR MIPS_EXC_STATE
// OBSOLETE #define TRACE_FLAVOR_SIZE MIPS_EXC_STATE_COUNT
// OBSOLETE #define TRACE_SET(x,state) ((struct mips_exc_state *)state)->cause = EXC_SST;
// OBSOLETE #define TRACE_CLEAR(x,state) 0
// OBSOLETE
// OBSOLETE /* Mach supports attach/detach */
// OBSOLETE #define ATTACH_DETACH 1
// OBSOLETE
// OBSOLETE #include "mips/tm-mips.h"
// OBSOLETE
// OBSOLETE /* Address of end of user stack space.
// OBSOLETE * for MACH, see <machine/vmparam.h>
// OBSOLETE */
// OBSOLETE #undef STACK_END_ADDR
// OBSOLETE #define STACK_END_ADDR USRSTACK
// OBSOLETE
// OBSOLETE /* Output registers in tabular format */
// OBSOLETE #define TABULAR_REGISTER_OUTPUT

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@ -1,29 +1,29 @@
/* Definitions to make GDB run on a mips box under 4.3bsd.
Copyright 1986, 1987, 1989, 1993 Free Software Foundation, Inc.
Contributed by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin
and by Alessandro Forin(af@cs.cmu.edu) at CMU
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 KERNEL_U_ADDR 0 /* Not needed. */
/* Only used for core files on DECstations. */
#define REGISTER_U_ADDR(addr, blockend, regno) \
if (regno < 38) addr = (NBPG*UPAGES) + (regno - 38)*sizeof(int);\
else addr = 0; /* ..somewhere in the pcb */
// OBSOLETE /* Definitions to make GDB run on a mips box under 4.3bsd.
// OBSOLETE Copyright 1986, 1987, 1989, 1993 Free Software Foundation, Inc.
// OBSOLETE Contributed by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin
// OBSOLETE and by Alessandro Forin(af@cs.cmu.edu) at CMU
// 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 KERNEL_U_ADDR 0 /* Not needed. */
// OBSOLETE
// OBSOLETE /* Only used for core files on DECstations. */
// OBSOLETE
// OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \
// OBSOLETE if (regno < 38) addr = (NBPG*UPAGES) + (regno - 38)*sizeof(int);\
// OBSOLETE else addr = 0; /* ..somewhere in the pcb */

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@ -1,126 +1,126 @@
/* Mach 3.0 common definitions and global vars.
Copyright 1992, 1993, 1994, 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. */
#ifndef NM_M3_H
#define NM_M3_H
#include <mach.h>
#include "regcache.h"
/* Mach3 doesn't declare errno in <errno.h>. */
extern int errno;
/* Task port of our debugged inferior. */
extern task_t inferior_task;
/* Thread port of the current thread in the inferior. */
extern thread_t current_thread;
/* If nonzero, we must suspend/abort && resume threads
* when setting or getting the state.
*/
extern int must_suspend_thread;
#define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it)
/* Try to get the privileged host port for authentication to machid
* If you can get this, you may debug anything on this host.
*
* If you can't, gdb gives it's own task port as the
* authentication port
*/
#define mach_privileged_host_port() task_by_pid(-1)
/*
* This is the MIG ID number of the emulator/server bsd_execve() RPC call.
*
* It SHOULD never change, but if it does, gdb `run'
* command won't work until you fix this define.
*
*/
#define MIG_EXEC_SYSCALL_ID 101000
/* If our_message_port gets a msg with this ID,
* GDB suspends it's inferior and enters command level.
* (Useful at least if ^C does not work)
*/
#define GDB_MESSAGE_ID_STOP 0x41151
/* wait3 WNOHANG is defined in <sys/wait.h> but
* for some reason gdb does not want to include
* that file.
*
* If your system defines WNOHANG differently, this has to be changed.
*/
#define WNOHANG 1
/* Before storing, we need to read all the registers. */
#define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
/* Check if the inferior exists */
#define MACH_ERROR_NO_INFERIOR \
do if (!MACH_PORT_VALID (inferior_task)) \
error ("Inferior task does not exist."); while(0)
/* Error handler for mach calls */
#define CHK(str,ret) \
do if (ret != KERN_SUCCESS) \
error ("Gdb %s [%d] %s : %s\n",__FILE__,__LINE__,str, \
mach_error_string(ret)); while(0)
/* This is from POE9 emulator/emul_stack.h
*/
/*
* Top of emulator stack holds link and reply port.
*/
struct emul_stack_top
{
struct emul_stack_top *link;
mach_port_t reply_port;
};
#define EMULATOR_STACK_SIZE (4096*4)
#define THREAD_ALLOWED_TO_BREAK(mid) mach_thread_for_breakpoint (mid)
#define THREAD_PARSE_ID(arg) mach_thread_parse_id (arg)
#define THREAD_OUTPUT_ID(mid) mach_thread_output_id (mid)
#define ATTACH_TO_THREAD attach_to_thread
/* Don't do wait_for_inferior on attach. */
#define ATTACH_NO_WAIT
/* Do Mach 3 dependent operations when ^C or a STOP is requested */
#define DO_QUIT() mach3_quit ()
#if 0
/* This is bogus. It is NOT OK to quit out of target_wait. */
/* If in mach_msg() and ^C is typed set immediate_quit */
#define REQUEST_QUIT() mach3_request_quit ()
#endif
#endif /* NM_M3_H */
// OBSOLETE /* Mach 3.0 common definitions and global vars.
// OBSOLETE
// OBSOLETE Copyright 1992, 1993, 1994, 1996 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 #ifndef NM_M3_H
// OBSOLETE #define NM_M3_H
// OBSOLETE
// OBSOLETE #include <mach.h>
// OBSOLETE #include "regcache.h"
// OBSOLETE
// OBSOLETE /* Mach3 doesn't declare errno in <errno.h>. */
// OBSOLETE extern int errno;
// OBSOLETE
// OBSOLETE /* Task port of our debugged inferior. */
// OBSOLETE
// OBSOLETE extern task_t inferior_task;
// OBSOLETE
// OBSOLETE /* Thread port of the current thread in the inferior. */
// OBSOLETE
// OBSOLETE extern thread_t current_thread;
// OBSOLETE
// OBSOLETE /* If nonzero, we must suspend/abort && resume threads
// OBSOLETE * when setting or getting the state.
// OBSOLETE */
// OBSOLETE extern int must_suspend_thread;
// OBSOLETE
// OBSOLETE #define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it)
// OBSOLETE
// OBSOLETE /* Try to get the privileged host port for authentication to machid
// OBSOLETE
// OBSOLETE * If you can get this, you may debug anything on this host.
// OBSOLETE *
// OBSOLETE * If you can't, gdb gives it's own task port as the
// OBSOLETE * authentication port
// OBSOLETE */
// OBSOLETE #define mach_privileged_host_port() task_by_pid(-1)
// OBSOLETE
// OBSOLETE /*
// OBSOLETE * This is the MIG ID number of the emulator/server bsd_execve() RPC call.
// OBSOLETE *
// OBSOLETE * It SHOULD never change, but if it does, gdb `run'
// OBSOLETE * command won't work until you fix this define.
// OBSOLETE *
// OBSOLETE */
// OBSOLETE #define MIG_EXEC_SYSCALL_ID 101000
// OBSOLETE
// OBSOLETE /* If our_message_port gets a msg with this ID,
// OBSOLETE * GDB suspends it's inferior and enters command level.
// OBSOLETE * (Useful at least if ^C does not work)
// OBSOLETE */
// OBSOLETE #define GDB_MESSAGE_ID_STOP 0x41151
// OBSOLETE
// OBSOLETE /* wait3 WNOHANG is defined in <sys/wait.h> but
// OBSOLETE * for some reason gdb does not want to include
// OBSOLETE * that file.
// OBSOLETE *
// OBSOLETE * If your system defines WNOHANG differently, this has to be changed.
// OBSOLETE */
// OBSOLETE #define WNOHANG 1
// OBSOLETE
// OBSOLETE /* Before storing, we need to read all the registers. */
// OBSOLETE
// OBSOLETE #define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES)
// OBSOLETE
// OBSOLETE /* Check if the inferior exists */
// OBSOLETE #define MACH_ERROR_NO_INFERIOR \
// OBSOLETE do if (!MACH_PORT_VALID (inferior_task)) \
// OBSOLETE error ("Inferior task does not exist."); while(0)
// OBSOLETE
// OBSOLETE /* Error handler for mach calls */
// OBSOLETE #define CHK(str,ret) \
// OBSOLETE do if (ret != KERN_SUCCESS) \
// OBSOLETE error ("Gdb %s [%d] %s : %s\n",__FILE__,__LINE__,str, \
// OBSOLETE mach_error_string(ret)); while(0)
// OBSOLETE
// OBSOLETE /* This is from POE9 emulator/emul_stack.h
// OBSOLETE */
// OBSOLETE /*
// OBSOLETE * Top of emulator stack holds link and reply port.
// OBSOLETE */
// OBSOLETE struct emul_stack_top
// OBSOLETE {
// OBSOLETE struct emul_stack_top *link;
// OBSOLETE mach_port_t reply_port;
// OBSOLETE };
// OBSOLETE
// OBSOLETE #define EMULATOR_STACK_SIZE (4096*4)
// OBSOLETE
// OBSOLETE #define THREAD_ALLOWED_TO_BREAK(mid) mach_thread_for_breakpoint (mid)
// OBSOLETE
// OBSOLETE #define THREAD_PARSE_ID(arg) mach_thread_parse_id (arg)
// OBSOLETE
// OBSOLETE #define THREAD_OUTPUT_ID(mid) mach_thread_output_id (mid)
// OBSOLETE
// OBSOLETE #define ATTACH_TO_THREAD attach_to_thread
// OBSOLETE
// OBSOLETE /* Don't do wait_for_inferior on attach. */
// OBSOLETE #define ATTACH_NO_WAIT
// OBSOLETE
// OBSOLETE /* Do Mach 3 dependent operations when ^C or a STOP is requested */
// OBSOLETE #define DO_QUIT() mach3_quit ()
// OBSOLETE
// OBSOLETE #if 0
// OBSOLETE /* This is bogus. It is NOT OK to quit out of target_wait. */
// OBSOLETE /* If in mach_msg() and ^C is typed set immediate_quit */
// OBSOLETE #define REQUEST_QUIT() mach3_request_quit ()
// OBSOLETE #endif
// OBSOLETE
// OBSOLETE #endif /* NM_M3_H */

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@ -94,7 +94,7 @@ m68*-sun-sunos3*) gdb_host=sun3os3 ;;
m68*-sun-sunos4*) gdb_host=sun3os4 ;;
m68*-sun-*) gdb_host=sun3os4 ;;
mips-dec-mach3*) gdb_host=mipsm3 ;;
# OBSOLETE mips-dec-mach3*) gdb_host=mipsm3 ;;
mips-dec-*) gdb_host=decstation ;;
mips-little-*) gdb_host=littlemips ;;
mips-sgi-irix3*) gdb_host=irix3 ;;

View File

@ -172,7 +172,7 @@ mips*-*-linux*) gdb_target=linux
build_gdbserver=yes
;;
mips*-*-netbsd*) gdb_target=nbsd ;;
mips*-*-mach3*) gdb_target=mipsm3 ;;
# OBSOLETE mips*-*-mach3*) gdb_target=mipsm3 ;;
mips*-*-sysv4*) gdb_target=mipsv4 ;;
mips*-*-sysv*) gdb_target=bigmips ;;
mips*-*-riscos*) gdb_target=bigmips ;;

File diff suppressed because it is too large Load Diff

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@ -1,386 +1,386 @@
/* Definitions to make GDB run on a mips box under 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. */
/* Mach specific routines for little endian mips (e.g. pmax)
* running Mach 3.0
*
* Author: Jukka Virtanen <jtv@hut.fi>
*/
#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>
/* Find offsets to thread states at compile time.
* If your compiler does not grok this, check the hand coded
* offsets and use them.
*/
#if 1
#define REG_OFFSET(reg) (int)(&((struct mips_thread_state *)0)->reg)
#define CREG_OFFSET(reg) (int)(&((struct mips_float_state *)0)->reg)
#define EREG_OFFSET(reg) (int)(&((struct mips_exc_state *)0)->reg)
/* at reg_offset[i] is the offset to the mips_thread_state
* location where the gdb registers[i] is stored.
*
* -1 means mach does not save it anywhere.
*/
static int reg_offset[] =
{
/* zero at v0 v1 */
-1, REG_OFFSET (r1), REG_OFFSET (r2), REG_OFFSET (r3),
/* a0 a1 a2 a3 */
REG_OFFSET (r4), REG_OFFSET (r5), REG_OFFSET (r6), REG_OFFSET (r7),
/* t0 t1 t2 t3 */
REG_OFFSET (r8), REG_OFFSET (r9), REG_OFFSET (r10), REG_OFFSET (r11),
/* t4 t5 t6 t7 */
REG_OFFSET (r12), REG_OFFSET (r13), REG_OFFSET (r14), REG_OFFSET (r15),
/* s0 s1 s2 s3 */
REG_OFFSET (r16), REG_OFFSET (r17), REG_OFFSET (r18), REG_OFFSET (r19),
/* s4 s5 s6 s7 */
REG_OFFSET (r20), REG_OFFSET (r21), REG_OFFSET (r22), REG_OFFSET (r23),
/* t8 t9 k0 k1 */
REG_OFFSET (r24), REG_OFFSET (r25), REG_OFFSET (r26), REG_OFFSET (r27),
/* gp sp s8(30) == fp(72) ra */
REG_OFFSET (r28), REG_OFFSET (r29), REG_OFFSET (r30), REG_OFFSET (r31),
/* sr(32) PS_REGNUM */
EREG_OFFSET (coproc_state),
/* lo(33) hi(34) */
REG_OFFSET (mdlo), REG_OFFSET (mdhi),
/* bad(35) cause(36) pc(37) */
EREG_OFFSET (address), EREG_OFFSET (cause), REG_OFFSET (pc),
/* f0(38) f1(39) f2(40) f3(41) */
CREG_OFFSET (r0), CREG_OFFSET (r1), CREG_OFFSET (r2), CREG_OFFSET (r3),
CREG_OFFSET (r4), CREG_OFFSET (r5), CREG_OFFSET (r6), CREG_OFFSET (r7),
CREG_OFFSET (r8), CREG_OFFSET (r9), CREG_OFFSET (r10), CREG_OFFSET (r11),
CREG_OFFSET (r12), CREG_OFFSET (r13), CREG_OFFSET (r14), CREG_OFFSET (r15),
CREG_OFFSET (r16), CREG_OFFSET (r17), CREG_OFFSET (r18), CREG_OFFSET (r19),
CREG_OFFSET (r20), CREG_OFFSET (r21), CREG_OFFSET (r22), CREG_OFFSET (r23),
CREG_OFFSET (r24), CREG_OFFSET (r25), CREG_OFFSET (r26), CREG_OFFSET (r27),
CREG_OFFSET (r28), CREG_OFFSET (r29), CREG_OFFSET (r30), CREG_OFFSET (r31),
/* fsr(70) fir(71) fp(72) == s8(30) */
CREG_OFFSET (csr), CREG_OFFSET (esr), REG_OFFSET (r30)
};
#else
/* If the compiler does not grok the above defines */
static int reg_offset[] =
{
/* mach_thread_state offsets: */
-1, 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56,
60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120,
/*sr, lo, hi,addr,cause,pc */
8, 124, 128, 4, 0, 132,
/* mach_float_state offsets: */
0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60,
64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124,
/*fsr,fir */
128, 132,
/* FP_REGNUM pseudo maps to s8==r30 in mach_thread_state */
116
};
#endif
/* 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 (&deprecated_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 ], \
&deprecated_registers[REGISTER_BYTE (regnum)], \
count*REGISTER_SIZE)
#define REGS_ALL -1
#define REGS_NORMAL 1
#define REGS_EXC 2
#define REGS_COP1 4
/* Hardware regs that matches FP_REGNUM */
#define MACH_FP_REGNUM 30
/* Fech thread's registers. if regno == -1, fetch all regs */
void
fetch_inferior_registers (int regno)
{
kern_return_t ret;
thread_state_data_t state;
struct mips_exc_state exc_state;
int stateCnt = MIPS_THREAD_STATE_COUNT;
int which_regs = 0; /* A bit mask */
if (!MACH_PORT_VALID (current_thread))
error ("fetch inferior registers: Invalid thread");
if (regno < -1 || regno >= NUM_REGS)
error ("invalid register %d supplied to fetch_inferior_registers", regno);
if (regno == -1)
which_regs = REGS_ALL;
else if (regno == ZERO_REGNUM)
{
int zero = 0;
supply_register (ZERO_REGNUM, &zero);
return;
}
else if ((ZERO_REGNUM < regno && regno < PS_REGNUM)
|| regno == FP_REGNUM
|| regno == LO_REGNUM
|| regno == HI_REGNUM
|| regno == PC_REGNUM)
which_regs = REGS_NORMAL;
else if (FP0_REGNUM <= regno && regno <= FCRIR_REGNUM)
which_regs = REGS_COP1 | REGS_EXC;
else
which_regs = REGS_EXC;
/* fetch regs saved to mips_thread_state */
if (which_regs & REGS_NORMAL)
{
ret = thread_get_state (current_thread,
MIPS_THREAD_STATE,
state,
&stateCnt);
CHK ("fetch inferior registers: thread_get_state", ret);
if (which_regs == REGS_NORMAL)
{
/* Fetch also FP_REGNUM if fetching MACH_FP_REGNUM and vice versa */
if (regno == MACH_FP_REGNUM || regno == FP_REGNUM)
{
supply_register (FP_REGNUM,
(char *) state + reg_offset[MACH_FP_REGNUM]);
supply_register (MACH_FP_REGNUM,
(char *) state + reg_offset[MACH_FP_REGNUM]);
}
else
supply_register (regno,
(char *) state + reg_offset[regno]);
return;
}
/* ZERO_REGNUM is always zero */
*(int *) deprecated_registers = 0;
/* Copy thread saved regs 1..31 to gdb's reg value array
* Luckily, they are contiquous
*/
FETCH_REGS (state, 1, 31);
/* Copy mdlo and mdhi */
FETCH_REGS (state, LO_REGNUM, 2);
/* Copy PC */
FETCH_REGS (state, PC_REGNUM, 1);
/* Mach 3.0 saves FP to MACH_FP_REGNUM.
* For some reason gdb wants to assign a pseudo register for it.
*/
FETCH_REGS (state, FP_REGNUM, 1);
}
/* Read exc state. Also read if need to fetch floats */
if (which_regs & REGS_EXC)
{
stateCnt = MIPS_EXC_STATE_COUNT;
ret = thread_get_state (current_thread,
MIPS_EXC_STATE,
(thread_state_t) & exc_state,
&stateCnt);
CHK ("fetch inferior regs (exc): thread_get_state", ret);
/* We need to fetch exc_state to see if the floating
* state is valid for the thread.
*/
/* cproc_state: Which coprocessors the thread uses */
supply_register (PS_REGNUM,
(char *) &exc_state + reg_offset[PS_REGNUM]);
if (which_regs == REGS_EXC || which_regs == REGS_ALL)
{
supply_register (BADVADDR_REGNUM,
(char *) &exc_state + reg_offset[BADVADDR_REGNUM]);
supply_register (CAUSE_REGNUM,
(char *) &exc_state + reg_offset[CAUSE_REGNUM]);
if (which_regs == REGS_EXC)
return;
}
}
if (which_regs & REGS_COP1)
{
/* If the thread does not have saved COPROC1, set regs to zero */
if (!(exc_state.coproc_state & MIPS_STATUS_USE_COP1))
bzero (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)],
sizeof (struct mips_float_state));
else
{
stateCnt = MIPS_FLOAT_STATE_COUNT;
ret = thread_get_state (current_thread,
MIPS_FLOAT_STATE,
state,
&stateCnt);
CHK ("fetch inferior regs (floats): thread_get_state", ret);
if (regno != -1)
{
supply_register (regno,
(char *) state + reg_offset[regno]);
return;
}
FETCH_REGS (state, FP0_REGNUM, 34);
}
}
/* All registers are valid, if not returned yet */
deprecated_registers_fetched ();
}
/* Store gdb's view of registers to the thread.
* All registers are always valid when entering here.
* @@ ahem, maybe that is too strict, we could validate the necessary ones
* here.
*
* Hmm. It seems that gdb set $reg=value command first reads everything,
* then sets the reg and then stores everything. -> we must make sure
* that the immutable registers are not changed by reading them first.
*/
void
store_inferior_registers (register int regno)
{
thread_state_data_t state;
kern_return_t ret;
if (!MACH_PORT_VALID (current_thread))
error ("store inferior registers: Invalid thread");
/* Check for read only regs.
* @@ If some of these is can be changed, fix this
*/
if (regno == ZERO_REGNUM ||
regno == PS_REGNUM ||
regno == BADVADDR_REGNUM ||
regno == CAUSE_REGNUM ||
regno == FCRIR_REGNUM)
{
message ("You can not alter read-only register `%s'",
REGISTER_NAME (regno));
fetch_inferior_registers (regno);
return;
}
if (regno == -1)
{
/* Don't allow these to change */
/* ZERO_REGNUM */
*(int *) deprecated_registers = 0;
fetch_inferior_registers (PS_REGNUM);
fetch_inferior_registers (BADVADDR_REGNUM);
fetch_inferior_registers (CAUSE_REGNUM);
fetch_inferior_registers (FCRIR_REGNUM);
}
if (regno == -1 || (ZERO_REGNUM < regno && regno <= PC_REGNUM))
{
#if 1
/* Mach 3.0 saves thread's FP to MACH_FP_REGNUM.
* GDB wants assigns a pseudo register FP_REGNUM for frame pointer.
*
* @@@ Here I assume (!) that gdb's FP has the value that
* should go to threads frame pointer. If not true, this
* fails badly!!!!!
*/
memcpy (&deprecated_registers[REGISTER_BYTE (MACH_FP_REGNUM)],
&deprecated_registers[REGISTER_BYTE (FP_REGNUM)],
REGISTER_RAW_SIZE (FP_REGNUM));
#endif
/* Save gdb's regs 1..31 to thread saved regs 1..31
* Luckily, they are contiquous
*/
STORE_REGS (state, 1, 31);
/* Save mdlo, mdhi */
STORE_REGS (state, LO_REGNUM, 2);
/* Save PC */
STORE_REGS (state, PC_REGNUM, 1);
ret = thread_set_state (current_thread,
MIPS_THREAD_STATE,
state,
MIPS_FLOAT_STATE_COUNT);
CHK ("store inferior regs : thread_set_state", ret);
}
if (regno == -1 || regno >= FP0_REGNUM)
{
/* If thread has floating state, save it */
if (read_register (PS_REGNUM) & MIPS_STATUS_USE_COP1)
{
/* Do NOT save FCRIR_REGNUM */
STORE_REGS (state, FP0_REGNUM, 33);
ret = thread_set_state (current_thread,
MIPS_FLOAT_STATE,
state,
MIPS_FLOAT_STATE_COUNT);
CHK ("store inferior registers (floats): thread_set_state", ret);
}
else if (regno != -1)
message
("Thread does not use floating point unit, floating regs not saved");
}
}
// OBSOLETE /* Definitions to make GDB run on a mips box under 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 /* Mach specific routines for little endian mips (e.g. pmax)
// OBSOLETE * running Mach 3.0
// OBSOLETE *
// OBSOLETE * Author: Jukka Virtanen <jtv@hut.fi>
// OBSOLETE */
// 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 /* Find offsets to thread states at compile time.
// OBSOLETE * If your compiler does not grok this, check the hand coded
// OBSOLETE * offsets and use them.
// OBSOLETE */
// OBSOLETE
// OBSOLETE #if 1
// OBSOLETE
// OBSOLETE #define REG_OFFSET(reg) (int)(&((struct mips_thread_state *)0)->reg)
// OBSOLETE #define CREG_OFFSET(reg) (int)(&((struct mips_float_state *)0)->reg)
// OBSOLETE #define EREG_OFFSET(reg) (int)(&((struct mips_exc_state *)0)->reg)
// OBSOLETE
// OBSOLETE /* at reg_offset[i] is the offset to the mips_thread_state
// OBSOLETE * location where the gdb registers[i] is stored.
// OBSOLETE *
// OBSOLETE * -1 means mach does not save it anywhere.
// OBSOLETE */
// OBSOLETE static int reg_offset[] =
// OBSOLETE {
// OBSOLETE /* zero at v0 v1 */
// OBSOLETE -1, REG_OFFSET (r1), REG_OFFSET (r2), REG_OFFSET (r3),
// OBSOLETE
// OBSOLETE /* a0 a1 a2 a3 */
// OBSOLETE REG_OFFSET (r4), REG_OFFSET (r5), REG_OFFSET (r6), REG_OFFSET (r7),
// OBSOLETE
// OBSOLETE /* t0 t1 t2 t3 */
// OBSOLETE REG_OFFSET (r8), REG_OFFSET (r9), REG_OFFSET (r10), REG_OFFSET (r11),
// OBSOLETE
// OBSOLETE /* t4 t5 t6 t7 */
// OBSOLETE REG_OFFSET (r12), REG_OFFSET (r13), REG_OFFSET (r14), REG_OFFSET (r15),
// OBSOLETE
// OBSOLETE /* s0 s1 s2 s3 */
// OBSOLETE REG_OFFSET (r16), REG_OFFSET (r17), REG_OFFSET (r18), REG_OFFSET (r19),
// OBSOLETE
// OBSOLETE /* s4 s5 s6 s7 */
// OBSOLETE REG_OFFSET (r20), REG_OFFSET (r21), REG_OFFSET (r22), REG_OFFSET (r23),
// OBSOLETE
// OBSOLETE /* t8 t9 k0 k1 */
// OBSOLETE REG_OFFSET (r24), REG_OFFSET (r25), REG_OFFSET (r26), REG_OFFSET (r27),
// OBSOLETE
// OBSOLETE /* gp sp s8(30) == fp(72) ra */
// OBSOLETE REG_OFFSET (r28), REG_OFFSET (r29), REG_OFFSET (r30), REG_OFFSET (r31),
// OBSOLETE
// OBSOLETE /* sr(32) PS_REGNUM */
// OBSOLETE EREG_OFFSET (coproc_state),
// OBSOLETE
// OBSOLETE /* lo(33) hi(34) */
// OBSOLETE REG_OFFSET (mdlo), REG_OFFSET (mdhi),
// OBSOLETE
// OBSOLETE /* bad(35) cause(36) pc(37) */
// OBSOLETE EREG_OFFSET (address), EREG_OFFSET (cause), REG_OFFSET (pc),
// OBSOLETE
// OBSOLETE /* f0(38) f1(39) f2(40) f3(41) */
// OBSOLETE CREG_OFFSET (r0), CREG_OFFSET (r1), CREG_OFFSET (r2), CREG_OFFSET (r3),
// OBSOLETE CREG_OFFSET (r4), CREG_OFFSET (r5), CREG_OFFSET (r6), CREG_OFFSET (r7),
// OBSOLETE CREG_OFFSET (r8), CREG_OFFSET (r9), CREG_OFFSET (r10), CREG_OFFSET (r11),
// OBSOLETE CREG_OFFSET (r12), CREG_OFFSET (r13), CREG_OFFSET (r14), CREG_OFFSET (r15),
// OBSOLETE CREG_OFFSET (r16), CREG_OFFSET (r17), CREG_OFFSET (r18), CREG_OFFSET (r19),
// OBSOLETE CREG_OFFSET (r20), CREG_OFFSET (r21), CREG_OFFSET (r22), CREG_OFFSET (r23),
// OBSOLETE CREG_OFFSET (r24), CREG_OFFSET (r25), CREG_OFFSET (r26), CREG_OFFSET (r27),
// OBSOLETE CREG_OFFSET (r28), CREG_OFFSET (r29), CREG_OFFSET (r30), CREG_OFFSET (r31),
// OBSOLETE
// OBSOLETE /* fsr(70) fir(71) fp(72) == s8(30) */
// OBSOLETE CREG_OFFSET (csr), CREG_OFFSET (esr), REG_OFFSET (r30)
// OBSOLETE };
// OBSOLETE #else
// OBSOLETE /* If the compiler does not grok the above defines */
// OBSOLETE static int reg_offset[] =
// OBSOLETE {
// OBSOLETE /* mach_thread_state offsets: */
// OBSOLETE -1, 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56,
// OBSOLETE 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120,
// OBSOLETE /*sr, lo, hi,addr,cause,pc */
// OBSOLETE 8, 124, 128, 4, 0, 132,
// OBSOLETE /* mach_float_state offsets: */
// OBSOLETE 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60,
// OBSOLETE 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124,
// OBSOLETE /*fsr,fir */
// OBSOLETE 128, 132,
// OBSOLETE /* FP_REGNUM pseudo maps to s8==r30 in mach_thread_state */
// OBSOLETE 116
// OBSOLETE };
// OBSOLETE #endif
// 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 (&deprecated_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 &deprecated_registers[REGISTER_BYTE (regnum)], \
// OBSOLETE count*REGISTER_SIZE)
// OBSOLETE
// OBSOLETE #define REGS_ALL -1
// OBSOLETE #define REGS_NORMAL 1
// OBSOLETE #define REGS_EXC 2
// OBSOLETE #define REGS_COP1 4
// OBSOLETE
// OBSOLETE /* Hardware regs that matches FP_REGNUM */
// OBSOLETE #define MACH_FP_REGNUM 30
// OBSOLETE
// OBSOLETE /* Fech thread's registers. if regno == -1, fetch all regs */
// OBSOLETE void
// OBSOLETE fetch_inferior_registers (int regno)
// OBSOLETE {
// OBSOLETE kern_return_t ret;
// OBSOLETE
// OBSOLETE thread_state_data_t state;
// OBSOLETE struct mips_exc_state exc_state;
// OBSOLETE
// OBSOLETE int stateCnt = MIPS_THREAD_STATE_COUNT;
// OBSOLETE
// OBSOLETE int which_regs = 0; /* A bit mask */
// OBSOLETE
// OBSOLETE if (!MACH_PORT_VALID (current_thread))
// OBSOLETE error ("fetch inferior registers: Invalid thread");
// OBSOLETE
// OBSOLETE if (regno < -1 || regno >= NUM_REGS)
// OBSOLETE error ("invalid register %d supplied to fetch_inferior_registers", regno);
// OBSOLETE
// OBSOLETE if (regno == -1)
// OBSOLETE which_regs = REGS_ALL;
// OBSOLETE else if (regno == ZERO_REGNUM)
// OBSOLETE {
// OBSOLETE int zero = 0;
// OBSOLETE supply_register (ZERO_REGNUM, &zero);
// OBSOLETE return;
// OBSOLETE }
// OBSOLETE else if ((ZERO_REGNUM < regno && regno < PS_REGNUM)
// OBSOLETE || regno == FP_REGNUM
// OBSOLETE || regno == LO_REGNUM
// OBSOLETE || regno == HI_REGNUM
// OBSOLETE || regno == PC_REGNUM)
// OBSOLETE which_regs = REGS_NORMAL;
// OBSOLETE else if (FP0_REGNUM <= regno && regno <= FCRIR_REGNUM)
// OBSOLETE which_regs = REGS_COP1 | REGS_EXC;
// OBSOLETE else
// OBSOLETE which_regs = REGS_EXC;
// OBSOLETE
// OBSOLETE /* fetch regs saved to mips_thread_state */
// OBSOLETE if (which_regs & REGS_NORMAL)
// OBSOLETE {
// OBSOLETE ret = thread_get_state (current_thread,
// OBSOLETE MIPS_THREAD_STATE,
// OBSOLETE state,
// OBSOLETE &stateCnt);
// OBSOLETE CHK ("fetch inferior registers: thread_get_state", ret);
// OBSOLETE
// OBSOLETE if (which_regs == REGS_NORMAL)
// OBSOLETE {
// OBSOLETE /* Fetch also FP_REGNUM if fetching MACH_FP_REGNUM and vice versa */
// OBSOLETE if (regno == MACH_FP_REGNUM || regno == FP_REGNUM)
// OBSOLETE {
// OBSOLETE supply_register (FP_REGNUM,
// OBSOLETE (char *) state + reg_offset[MACH_FP_REGNUM]);
// OBSOLETE supply_register (MACH_FP_REGNUM,
// OBSOLETE (char *) state + reg_offset[MACH_FP_REGNUM]);
// OBSOLETE }
// OBSOLETE else
// OBSOLETE supply_register (regno,
// OBSOLETE (char *) state + reg_offset[regno]);
// OBSOLETE return;
// OBSOLETE }
// OBSOLETE
// OBSOLETE /* ZERO_REGNUM is always zero */
// OBSOLETE *(int *) deprecated_registers = 0;
// OBSOLETE
// OBSOLETE /* Copy thread saved regs 1..31 to gdb's reg value array
// OBSOLETE * Luckily, they are contiquous
// OBSOLETE */
// OBSOLETE FETCH_REGS (state, 1, 31);
// OBSOLETE
// OBSOLETE /* Copy mdlo and mdhi */
// OBSOLETE FETCH_REGS (state, LO_REGNUM, 2);
// OBSOLETE
// OBSOLETE /* Copy PC */
// OBSOLETE FETCH_REGS (state, PC_REGNUM, 1);
// OBSOLETE
// OBSOLETE /* Mach 3.0 saves FP to MACH_FP_REGNUM.
// OBSOLETE * For some reason gdb wants to assign a pseudo register for it.
// OBSOLETE */
// OBSOLETE FETCH_REGS (state, FP_REGNUM, 1);
// OBSOLETE }
// OBSOLETE
// OBSOLETE /* Read exc state. Also read if need to fetch floats */
// OBSOLETE if (which_regs & REGS_EXC)
// OBSOLETE {
// OBSOLETE stateCnt = MIPS_EXC_STATE_COUNT;
// OBSOLETE ret = thread_get_state (current_thread,
// OBSOLETE MIPS_EXC_STATE,
// OBSOLETE (thread_state_t) & exc_state,
// OBSOLETE &stateCnt);
// OBSOLETE CHK ("fetch inferior regs (exc): thread_get_state", ret);
// OBSOLETE
// OBSOLETE /* We need to fetch exc_state to see if the floating
// OBSOLETE * state is valid for the thread.
// OBSOLETE */
// OBSOLETE
// OBSOLETE /* cproc_state: Which coprocessors the thread uses */
// OBSOLETE supply_register (PS_REGNUM,
// OBSOLETE (char *) &exc_state + reg_offset[PS_REGNUM]);
// OBSOLETE
// OBSOLETE if (which_regs == REGS_EXC || which_regs == REGS_ALL)
// OBSOLETE {
// OBSOLETE supply_register (BADVADDR_REGNUM,
// OBSOLETE (char *) &exc_state + reg_offset[BADVADDR_REGNUM]);
// OBSOLETE
// OBSOLETE supply_register (CAUSE_REGNUM,
// OBSOLETE (char *) &exc_state + reg_offset[CAUSE_REGNUM]);
// OBSOLETE if (which_regs == REGS_EXC)
// OBSOLETE return;
// OBSOLETE }
// OBSOLETE }
// OBSOLETE
// OBSOLETE
// OBSOLETE if (which_regs & REGS_COP1)
// OBSOLETE {
// OBSOLETE /* If the thread does not have saved COPROC1, set regs to zero */
// OBSOLETE
// OBSOLETE if (!(exc_state.coproc_state & MIPS_STATUS_USE_COP1))
// OBSOLETE bzero (&deprecated_registers[REGISTER_BYTE (FP0_REGNUM)],
// OBSOLETE sizeof (struct mips_float_state));
// OBSOLETE else
// OBSOLETE {
// OBSOLETE stateCnt = MIPS_FLOAT_STATE_COUNT;
// OBSOLETE ret = thread_get_state (current_thread,
// OBSOLETE MIPS_FLOAT_STATE,
// OBSOLETE state,
// OBSOLETE &stateCnt);
// OBSOLETE CHK ("fetch inferior regs (floats): thread_get_state", ret);
// OBSOLETE
// OBSOLETE if (regno != -1)
// OBSOLETE {
// OBSOLETE supply_register (regno,
// OBSOLETE (char *) state + reg_offset[regno]);
// OBSOLETE return;
// OBSOLETE }
// OBSOLETE
// OBSOLETE FETCH_REGS (state, FP0_REGNUM, 34);
// OBSOLETE }
// OBSOLETE }
// OBSOLETE
// OBSOLETE /* All registers are valid, if not returned yet */
// OBSOLETE deprecated_registers_fetched ();
// OBSOLETE }
// OBSOLETE
// OBSOLETE /* Store gdb's view of registers to the thread.
// OBSOLETE * All registers are always valid when entering here.
// OBSOLETE * @@ ahem, maybe that is too strict, we could validate the necessary ones
// OBSOLETE * here.
// OBSOLETE *
// OBSOLETE * Hmm. It seems that gdb set $reg=value command first reads everything,
// OBSOLETE * then sets the reg and then stores everything. -> we must make sure
// OBSOLETE * that the immutable registers are not changed by reading them first.
// OBSOLETE */
// OBSOLETE
// OBSOLETE void
// OBSOLETE store_inferior_registers (register int regno)
// OBSOLETE {
// OBSOLETE thread_state_data_t state;
// OBSOLETE kern_return_t ret;
// OBSOLETE
// OBSOLETE if (!MACH_PORT_VALID (current_thread))
// OBSOLETE error ("store inferior registers: Invalid thread");
// OBSOLETE
// OBSOLETE /* Check for read only regs.
// OBSOLETE * @@ If some of these is can be changed, fix this
// OBSOLETE */
// OBSOLETE if (regno == ZERO_REGNUM ||
// OBSOLETE regno == PS_REGNUM ||
// OBSOLETE regno == BADVADDR_REGNUM ||
// OBSOLETE regno == CAUSE_REGNUM ||
// OBSOLETE regno == FCRIR_REGNUM)
// OBSOLETE {
// OBSOLETE message ("You can not alter read-only register `%s'",
// OBSOLETE REGISTER_NAME (regno));
// OBSOLETE fetch_inferior_registers (regno);
// OBSOLETE return;
// OBSOLETE }
// OBSOLETE
// OBSOLETE if (regno == -1)
// OBSOLETE {
// OBSOLETE /* Don't allow these to change */
// OBSOLETE
// OBSOLETE /* ZERO_REGNUM */
// OBSOLETE *(int *) deprecated_registers = 0;
// OBSOLETE
// OBSOLETE fetch_inferior_registers (PS_REGNUM);
// OBSOLETE fetch_inferior_registers (BADVADDR_REGNUM);
// OBSOLETE fetch_inferior_registers (CAUSE_REGNUM);
// OBSOLETE fetch_inferior_registers (FCRIR_REGNUM);
// OBSOLETE }
// OBSOLETE
// OBSOLETE if (regno == -1 || (ZERO_REGNUM < regno && regno <= PC_REGNUM))
// OBSOLETE {
// OBSOLETE #if 1
// OBSOLETE /* Mach 3.0 saves thread's FP to MACH_FP_REGNUM.
// OBSOLETE * GDB wants assigns a pseudo register FP_REGNUM for frame pointer.
// OBSOLETE *
// OBSOLETE * @@@ Here I assume (!) that gdb's FP has the value that
// OBSOLETE * should go to threads frame pointer. If not true, this
// OBSOLETE * fails badly!!!!!
// OBSOLETE */
// OBSOLETE memcpy (&deprecated_registers[REGISTER_BYTE (MACH_FP_REGNUM)],
// OBSOLETE &deprecated_registers[REGISTER_BYTE (FP_REGNUM)],
// OBSOLETE REGISTER_RAW_SIZE (FP_REGNUM));
// OBSOLETE #endif
// OBSOLETE
// OBSOLETE /* Save gdb's regs 1..31 to thread saved regs 1..31
// OBSOLETE * Luckily, they are contiquous
// OBSOLETE */
// OBSOLETE STORE_REGS (state, 1, 31);
// OBSOLETE
// OBSOLETE /* Save mdlo, mdhi */
// OBSOLETE STORE_REGS (state, LO_REGNUM, 2);
// OBSOLETE
// OBSOLETE /* Save PC */
// OBSOLETE STORE_REGS (state, PC_REGNUM, 1);
// OBSOLETE
// OBSOLETE ret = thread_set_state (current_thread,
// OBSOLETE MIPS_THREAD_STATE,
// OBSOLETE state,
// OBSOLETE MIPS_FLOAT_STATE_COUNT);
// OBSOLETE CHK ("store inferior regs : thread_set_state", ret);
// OBSOLETE }
// OBSOLETE
// OBSOLETE if (regno == -1 || regno >= FP0_REGNUM)
// OBSOLETE {
// OBSOLETE /* If thread has floating state, save it */
// OBSOLETE if (read_register (PS_REGNUM) & MIPS_STATUS_USE_COP1)
// OBSOLETE {
// OBSOLETE /* Do NOT save FCRIR_REGNUM */
// OBSOLETE STORE_REGS (state, FP0_REGNUM, 33);
// OBSOLETE
// OBSOLETE ret = thread_set_state (current_thread,
// OBSOLETE MIPS_FLOAT_STATE,
// OBSOLETE state,
// OBSOLETE MIPS_FLOAT_STATE_COUNT);
// OBSOLETE CHK ("store inferior registers (floats): thread_set_state", ret);
// OBSOLETE }
// OBSOLETE else if (regno != -1)
// OBSOLETE message
// OBSOLETE ("Thread does not use floating point unit, floating regs not saved");
// OBSOLETE }
// OBSOLETE }