Browse Source
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 * NEWS: Mention that mips*-*-mach3* is obsolete.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*.binutils-2_14-branch
Andrew Cagney
24 years ago
11 changed files with 5201 additions and 5186 deletions
@ -1,6 +1,6 @@ |
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# Host: Little endian MIPS machine such as pmax |
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# running Mach 3.0 operating system |
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NATDEPFILES= mipsm3-nat.o m3-nat.o core-aout.o |
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XM_FILE= xm-mipsm3.h |
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NAT_FILE= ../nm-m3.h |
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# OBSOLETE # Host: Little endian MIPS machine such as pmax |
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# OBSOLETE # running Mach 3.0 operating system |
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# OBSOLETE |
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# OBSOLETE NATDEPFILES= mipsm3-nat.o m3-nat.o core-aout.o |
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# OBSOLETE XM_FILE= xm-mipsm3.h |
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# OBSOLETE NAT_FILE= ../nm-m3.h |
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@ -1,4 +1,4 @@ |
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# Target: Little-endian MIPS machine such as pmax |
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# running Mach 3.0 operating system |
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TDEPFILES= mips-tdep.o |
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TM_FILE= tm-mipsm3.h |
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# OBSOLETE # Target: Little-endian MIPS machine such as pmax |
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# OBSOLETE # running Mach 3.0 operating system |
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# OBSOLETE TDEPFILES= mips-tdep.o |
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# OBSOLETE TM_FILE= tm-mipsm3.h |
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@ -1,67 +1,67 @@ |
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/* Definitions to make GDB run on a mips box under Mach 3.0
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Copyright 1992, 1993, 1998 Free Software Foundation, Inc. |
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This file is part of GDB. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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|
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/* Mach specific definitions for little endian mips (e.g. pmax)
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* running Mach 3.0 |
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* |
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* Author: Jukka Virtanen <jtv@hut.fi> |
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*/ |
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/* Include common definitions for Mach3 systems */ |
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#include "config/nm-m3.h" |
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/* Define offsets to access CPROC stack when it does not have
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* a kernel thread. |
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*/ |
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/* From mk/user/threads/mips/csw.s */ |
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#define SAVED_FP (12*4) |
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#define SAVED_PC (13*4) |
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#define SAVED_BYTES (14*4) |
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/* Using these, define our offsets to items strored in
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* cproc_switch in csw.s |
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*/ |
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#define MACHINE_CPROC_SP_OFFSET SAVED_BYTES |
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#define MACHINE_CPROC_PC_OFFSET SAVED_PC |
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#define MACHINE_CPROC_FP_OFFSET SAVED_FP |
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/* Thread flavors used in setting the Trace state.
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* In <mach/machine/thread_status.h> |
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*/ |
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#define TRACE_FLAVOR MIPS_EXC_STATE |
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#define TRACE_FLAVOR_SIZE MIPS_EXC_STATE_COUNT |
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#define TRACE_SET(x,state) ((struct mips_exc_state *)state)->cause = EXC_SST; |
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#define TRACE_CLEAR(x,state) 0 |
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|
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/* Mach supports attach/detach */ |
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#define ATTACH_DETACH 1 |
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#include "mips/tm-mips.h" |
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/* Address of end of user stack space.
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* for MACH, see <machine/vmparam.h> |
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*/ |
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#undef STACK_END_ADDR |
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#define STACK_END_ADDR USRSTACK |
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|
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/* Output registers in tabular format */ |
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#define TABULAR_REGISTER_OUTPUT |
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// OBSOLETE /* Definitions to make GDB run on a mips box under Mach 3.0
|
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// OBSOLETE Copyright 1992, 1993, 1998 Free Software Foundation, Inc.
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
|
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// OBSOLETE
|
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// OBSOLETE This program is free software; you can redistribute it and/or modify
|
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// OBSOLETE it under the terms of the GNU General Public License as published by
|
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
|
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// OBSOLETE This program is distributed in the hope that it will be useful,
|
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
|
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// OBSOLETE You should have received a copy of the GNU General Public License
|
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// OBSOLETE along with this program; if not, write to the Free Software
|
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
|
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// OBSOLETE /* Mach specific definitions for little endian mips (e.g. pmax)
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// OBSOLETE * running Mach 3.0
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// OBSOLETE *
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// OBSOLETE * Author: Jukka Virtanen <jtv@hut.fi>
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// OBSOLETE */
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// OBSOLETE
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// OBSOLETE /* Include common definitions for Mach3 systems */
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// OBSOLETE #include "config/nm-m3.h"
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// OBSOLETE
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// OBSOLETE /* Define offsets to access CPROC stack when it does not have
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// OBSOLETE * a kernel thread.
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// OBSOLETE */
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// OBSOLETE
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// OBSOLETE /* From mk/user/threads/mips/csw.s */
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// OBSOLETE #define SAVED_FP (12*4)
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// OBSOLETE #define SAVED_PC (13*4)
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// OBSOLETE #define SAVED_BYTES (14*4)
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// OBSOLETE
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// OBSOLETE /* Using these, define our offsets to items strored in
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// OBSOLETE * cproc_switch in csw.s
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// OBSOLETE */
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// OBSOLETE #define MACHINE_CPROC_SP_OFFSET SAVED_BYTES
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// OBSOLETE #define MACHINE_CPROC_PC_OFFSET SAVED_PC
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// OBSOLETE #define MACHINE_CPROC_FP_OFFSET SAVED_FP
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// OBSOLETE
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// OBSOLETE /* Thread flavors used in setting the Trace state.
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// OBSOLETE
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// OBSOLETE * In <mach/machine/thread_status.h>
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// OBSOLETE */
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// OBSOLETE #define TRACE_FLAVOR MIPS_EXC_STATE
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// OBSOLETE #define TRACE_FLAVOR_SIZE MIPS_EXC_STATE_COUNT
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// OBSOLETE #define TRACE_SET(x,state) ((struct mips_exc_state *)state)->cause = EXC_SST;
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// OBSOLETE #define TRACE_CLEAR(x,state) 0
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// OBSOLETE
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// OBSOLETE /* Mach supports attach/detach */
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// OBSOLETE #define ATTACH_DETACH 1
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// OBSOLETE
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// OBSOLETE #include "mips/tm-mips.h"
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// OBSOLETE
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// OBSOLETE /* Address of end of user stack space.
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// OBSOLETE * for MACH, see <machine/vmparam.h>
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// OBSOLETE */
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// OBSOLETE #undef STACK_END_ADDR
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// OBSOLETE #define STACK_END_ADDR USRSTACK
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// OBSOLETE
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// OBSOLETE /* Output registers in tabular format */
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// OBSOLETE #define TABULAR_REGISTER_OUTPUT
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@ -1,29 +1,29 @@ |
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/* Definitions to make GDB run on a mips box under 4.3bsd.
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Copyright 1986, 1987, 1989, 1993 Free Software Foundation, Inc. |
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Contributed by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin |
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and by Alessandro Forin(af@cs.cmu.edu) at CMU |
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This file is part of GDB. |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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|
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#define KERNEL_U_ADDR 0 /* Not needed. */ |
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/* Only used for core files on DECstations. */ |
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#define REGISTER_U_ADDR(addr, blockend, regno) \ |
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if (regno < 38) addr = (NBPG*UPAGES) + (regno - 38)*sizeof(int);\ |
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else addr = 0; /* ..somewhere in the pcb */ |
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// OBSOLETE /* Definitions to make GDB run on a mips box under 4.3bsd.
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// OBSOLETE Copyright 1986, 1987, 1989, 1993 Free Software Foundation, Inc.
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// OBSOLETE Contributed by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin
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// OBSOLETE and by Alessandro Forin(af@cs.cmu.edu) at CMU
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
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// OBSOLETE
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// OBSOLETE This program is free software; you can redistribute it and/or modify
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// OBSOLETE it under the terms of the GNU General Public License as published by
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
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// OBSOLETE This program is distributed in the hope that it will be useful,
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
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// OBSOLETE You should have received a copy of the GNU General Public License
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// OBSOLETE along with this program; if not, write to the Free Software
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
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// OBSOLETE #define KERNEL_U_ADDR 0 /* Not needed. */
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// OBSOLETE
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// OBSOLETE /* Only used for core files on DECstations. */
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// OBSOLETE
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// OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \ |
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// OBSOLETE if (regno < 38) addr = (NBPG*UPAGES) + (regno - 38)*sizeof(int);\ |
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// OBSOLETE else addr = 0; /* ..somewhere in the pcb */
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@ -1,126 +1,126 @@ |
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/* Mach 3.0 common definitions and global vars.
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Copyright 1992, 1993, 1994, 1996 Free Software Foundation, Inc. |
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This file is part of GDB. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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#ifndef NM_M3_H |
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#define NM_M3_H |
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#include <mach.h> |
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#include "regcache.h" |
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/* Mach3 doesn't declare errno in <errno.h>. */ |
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extern int errno; |
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/* Task port of our debugged inferior. */ |
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extern task_t inferior_task; |
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/* Thread port of the current thread in the inferior. */ |
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extern thread_t current_thread; |
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/* If nonzero, we must suspend/abort && resume threads
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* when setting or getting the state. |
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*/ |
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extern int must_suspend_thread; |
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#define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it) |
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/* Try to get the privileged host port for authentication to machid
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* If you can get this, you may debug anything on this host. |
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* |
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* If you can't, gdb gives it's own task port as the |
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* authentication port |
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*/ |
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#define mach_privileged_host_port() task_by_pid(-1) |
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/*
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* This is the MIG ID number of the emulator/server bsd_execve() RPC call. |
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* |
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* It SHOULD never change, but if it does, gdb `run' |
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* command won't work until you fix this define. |
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* |
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*/ |
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#define MIG_EXEC_SYSCALL_ID 101000 |
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/* If our_message_port gets a msg with this ID,
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* GDB suspends it's inferior and enters command level. |
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* (Useful at least if ^C does not work) |
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*/ |
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#define GDB_MESSAGE_ID_STOP 0x41151 |
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/* wait3 WNOHANG is defined in <sys/wait.h> but
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* for some reason gdb does not want to include |
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* that file. |
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* |
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* If your system defines WNOHANG differently, this has to be changed. |
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*/ |
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#define WNOHANG 1 |
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/* Before storing, we need to read all the registers. */ |
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#define CHILD_PREPARE_TO_STORE() deprecated_read_register_bytes (0, NULL, REGISTER_BYTES) |
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/* Check if the inferior exists */ |
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#define MACH_ERROR_NO_INFERIOR \ |
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do if (!MACH_PORT_VALID (inferior_task)) \ |
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error ("Inferior task does not exist."); while(0) |
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/* Error handler for mach calls */ |
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#define CHK(str,ret) \ |
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do if (ret != KERN_SUCCESS) \ |
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error ("Gdb %s [%d] %s : %s\n",__FILE__,__LINE__,str, \ |
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mach_error_string(ret)); while(0) |
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/* This is from POE9 emulator/emul_stack.h
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*/ |
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/*
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* Top of emulator stack holds link and reply port. |
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*/ |
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struct emul_stack_top |
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{ |
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struct emul_stack_top *link; |
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mach_port_t reply_port; |
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}; |
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#define EMULATOR_STACK_SIZE (4096*4) |
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#define THREAD_ALLOWED_TO_BREAK(mid) mach_thread_for_breakpoint (mid) |
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#define THREAD_PARSE_ID(arg) mach_thread_parse_id (arg) |
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#define THREAD_OUTPUT_ID(mid) mach_thread_output_id (mid) |
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#define ATTACH_TO_THREAD attach_to_thread |
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/* Don't do wait_for_inferior on attach. */ |
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#define ATTACH_NO_WAIT |
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/* Do Mach 3 dependent operations when ^C or a STOP is requested */ |
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#define DO_QUIT() mach3_quit () |
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#if 0 |
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/* This is bogus. It is NOT OK to quit out of target_wait. */ |
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/* If in mach_msg() and ^C is typed set immediate_quit */ |
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#define REQUEST_QUIT() mach3_request_quit () |
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#endif |
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#endif /* NM_M3_H */ |
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// OBSOLETE /* Mach 3.0 common definitions and global vars.
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// OBSOLETE
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// OBSOLETE Copyright 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
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// OBSOLETE
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// OBSOLETE This program is free software; you can redistribute it and/or modify
|
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// OBSOLETE it under the terms of the GNU General Public License as published by
|
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
|
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
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// OBSOLETE This program is distributed in the hope that it will be useful,
|
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
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// OBSOLETE You should have received a copy of the GNU General Public License
|
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// OBSOLETE along with this program; if not, write to the Free Software
|
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
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// OBSOLETE #ifndef NM_M3_H
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// OBSOLETE #define NM_M3_H
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// OBSOLETE
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// OBSOLETE #include <mach.h>
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// OBSOLETE #include "regcache.h"
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// OBSOLETE
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// OBSOLETE /* Mach3 doesn't declare errno in <errno.h>. */
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// OBSOLETE extern int errno;
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// OBSOLETE
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// OBSOLETE /* Task port of our debugged inferior. */
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// OBSOLETE
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// OBSOLETE extern task_t inferior_task;
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// OBSOLETE
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// OBSOLETE /* Thread port of the current thread in the inferior. */
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// OBSOLETE
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// OBSOLETE extern thread_t current_thread;
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// OBSOLETE
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// OBSOLETE /* If nonzero, we must suspend/abort && resume threads
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// OBSOLETE * when setting or getting the state.
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// OBSOLETE */
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// OBSOLETE extern int must_suspend_thread;
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// OBSOLETE
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// OBSOLETE #define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it)
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// OBSOLETE
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// OBSOLETE /* Try to get the privileged host port for authentication to machid
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// OBSOLETE
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// OBSOLETE * If you can get this, you may debug anything on this host.
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// OBSOLETE *
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// OBSOLETE * If you can't, gdb gives it's own task port as the
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// OBSOLETE * authentication port
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// OBSOLETE */
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// OBSOLETE #define mach_privileged_host_port() task_by_pid(-1)
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// OBSOLETE
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// OBSOLETE /*
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// OBSOLETE * This is the MIG ID number of the emulator/server bsd_execve() RPC call.
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// OBSOLETE *
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// OBSOLETE * It SHOULD never change, but if it does, gdb `run'
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// OBSOLETE * command won't work until you fix this define.
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// OBSOLETE *
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// OBSOLETE */
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// OBSOLETE #define MIG_EXEC_SYSCALL_ID 101000
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// OBSOLETE
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// OBSOLETE /* If our_message_port gets a msg with this ID,
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// OBSOLETE * GDB suspends it's inferior and enters command level.
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// OBSOLETE * (Useful at least if ^C does not work)
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// OBSOLETE */
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// OBSOLETE #define GDB_MESSAGE_ID_STOP 0x41151
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// OBSOLETE
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// OBSOLETE /* wait3 WNOHANG is defined in <sys/wait.h> but
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// OBSOLETE * for some reason gdb does not want to include
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// OBSOLETE * that file.
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// OBSOLETE *
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// OBSOLETE * If your system defines WNOHANG differently, this has to be changed.
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// OBSOLETE */
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// OBSOLETE #define WNOHANG 1
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// OBSOLETE
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// OBSOLETE /* Before storing, we need to read all the registers. */
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// 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 */
|
|||
|
|||
File diff suppressed because it is too large
@ -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 }
|
|||
|
|||
Loading…
Reference in new issue