diff options
| -rw-r--r-- | gdb/ChangeLog | 19 | ||||
| -rw-r--r-- | gdb/NEWS | 3 | ||||
| -rw-r--r-- | gdb/config/i386/i386m3.mh | 12 | ||||
| -rw-r--r-- | gdb/config/i386/i386m3.mt | 6 | ||||
| -rw-r--r-- | gdb/config/i386/i386mach.mh | 18 | ||||
| -rw-r--r-- | gdb/config/i386/nm-i386mach.h | 60 | ||||
| -rw-r--r-- | gdb/config/i386/nm-m3.h | 46 | ||||
| -rw-r--r-- | gdb/config/i386/tm-i386m3.h | 112 | ||||
| -rw-r--r-- | gdb/config/i386/tm-i386mk.h | 76 | ||||
| -rw-r--r-- | gdb/config/i386/xm-i386m3.h | 66 | ||||
| -rw-r--r-- | gdb/config/i386/xm-i386mach.h | 56 | ||||
| -rw-r--r-- | gdb/config/i386/xm-i386mk.h | 52 | ||||
| -rw-r--r-- | gdb/configure.host | 6 | ||||
| -rw-r--r-- | gdb/configure.tgt | 4 | ||||
| -rw-r--r-- | gdb/i386m3-nat.c | 852 | ||||
| -rw-r--r-- | gdb/i386mach-nat.c | 344 |
16 files changed, 877 insertions, 855 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 2257b72..c9b4310 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,22 @@ +2002-08-18 Mark Kettenis <kettenis@gnu.org> + + * NEWS: Mention that the i[3456]-*mach3*, i[3456]-*-mach* and + i[3456]-*-osf1mk* configurations have been made obsolete. + * configure.host: Make i[3456]86-*-mach3*, i[3456]86-*mach* and + i[3456]86-*-osf1mk* hosts obsolete. + * confighure.tgt: Make i[3456]86-*-mach3*, i[3456]86-*-osf1mk* + targets obsolete. + * config/i386/i386mach.mh, config/i386/nm-i386mach.h, + config/i386/xm-i386mach.h, config/i386/i386m3.mh, + config/i386/i386m3.mt, config/i386/nm-m3.h, + config/i386/tm-i386m3.h, config/i386/xm-i386m3.h, + config/i386/i386mk.mh, config/i386/i386mk.mt, + config/i386/tm-i386mk.h, config/i386/xm-i386mk.h: Make files + obsolete. + * i386mach-nat.c, i386m3-nat.c: Make files obsolete. + * Makefile.in (ALLDEPFILES): Remove i386mach.c i386m3-nat.c + (i386mach-nat.o, i386m3-nat.o):Make targets obsolete. + 2002-08-18 Andrew Cagney <ac131313@redhat.com> * config/pa/tm-hppa.h (hppa_store_return_value): Declare. @@ -61,6 +61,9 @@ IBM AIX PS/2 i[3456]86-*-aix Fujitsu FR30 fr30-*-elf* Motorola Delta 88000 running Sys V m88k-motorola-sysv or delta88 Argonaut Risc Chip (ARC) arc-*-* +i386 running Mach 3.0 i[3456]86-*-mach3* +i386 running Mach i[3456]86-*-mach* +i386 running OSF/1 i[3456]86-*osf1mk* * OBSOLETE languages diff --git a/gdb/config/i386/i386m3.mh b/gdb/config/i386/i386m3.mh index 41ea30c..7b840e2 100644 --- a/gdb/config/i386/i386m3.mh +++ b/gdb/config/i386/i386m3.mh @@ -1,6 +1,6 @@ -# Host: Intel 386 running Mach3 - -NATDEPFILES= i386m3-nat.o m3-nat.o fork-child.o i387-tdep.o core-aout.o -NAT_CLIBS= -lmachid -lnetname -lmach -XM_FILE= xm-i386m3.h -NAT_FILE= nm-m3.h +# OBSOLETE # Host: Intel 386 running Mach3 +# OBSOLETE +# OBSOLETE NATDEPFILES= i386m3-nat.o m3-nat.o fork-child.o i387-tdep.o core-aout.o +# OBSOLETE NAT_CLIBS= -lmachid -lnetname -lmach +# OBSOLETE XM_FILE= xm-i386m3.h +# OBSOLETE NAT_FILE= nm-m3.h diff --git a/gdb/config/i386/i386m3.mt b/gdb/config/i386/i386m3.mt index e985ae3..550e92e 100644 --- a/gdb/config/i386/i386m3.mt +++ b/gdb/config/i386/i386m3.mt @@ -1,3 +1,3 @@ -# Target: Intel 386 with a.out under Mach 3 -TDEPFILES= i386-tdep.o -TM_FILE= tm-i386m3.h +# OBSOLETE # Target: Intel 386 with a.out under Mach 3 +# OBSOLETE TDEPFILES= i386-tdep.o +# OBSOLETE TM_FILE= tm-i386m3.h diff --git a/gdb/config/i386/i386mach.mh b/gdb/config/i386/i386mach.mh index 90dbdf4..4e4e097 100644 --- a/gdb/config/i386/i386mach.mh +++ b/gdb/config/i386/i386mach.mh @@ -1,9 +1,9 @@ -# Host: Intel 386 running Mach - -# This is for mach2, maybe, or is obsolete (and seems to have only -# host and native, not target). Once we get the mach3 stuff working, -# I think it can go away. - -XM_FILE= xm-i386mach.h -NAT_FILE= nm-i386mach.h -NATDEPFILES= infptrace.o inftarg.o fork-child.o i386mach-nat.o +# OBSOLETE # Host: Intel 386 running Mach +# OBSOLETE +# OBSOLETE # This is for mach2, maybe, or is obsolete (and seems to have only +# OBSOLETE # host and native, not target). Once we get the mach3 stuff working, +# OBSOLETE # I think it can go away. +# OBSOLETE +# OBSOLETE XM_FILE= xm-i386mach.h +# OBSOLETE NAT_FILE= nm-i386mach.h +# OBSOLETE NATDEPFILES= infptrace.o inftarg.o fork-child.o i386mach-nat.o diff --git a/gdb/config/i386/nm-i386mach.h b/gdb/config/i386/nm-i386mach.h index ef10a28..21f3c61 100644 --- a/gdb/config/i386/nm-i386mach.h +++ b/gdb/config/i386/nm-i386mach.h @@ -1,30 +1,30 @@ -/* Native definitions for Mach on an Intel 386 - Copyright 1986, 1987, 1989, 1991, 1992, 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. */ - -#include "regcache.h" - -/* Do implement the attach and detach commands. */ -/* #define ATTACH_DETACH 1 */ - -/* Override copies of {fetch,store}_inferior_registers in infptrace.c. */ -#define FETCH_INFERIOR_REGISTERS - -#define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES) +// OBSOLETE /* Native definitions for Mach on an Intel 386 +// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1996 +// OBSOLETE Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE #include "regcache.h" +// OBSOLETE +// OBSOLETE /* Do implement the attach and detach commands. */ +// OBSOLETE /* #define ATTACH_DETACH 1 */ +// OBSOLETE +// OBSOLETE /* Override copies of {fetch,store}_inferior_registers in infptrace.c. */ +// OBSOLETE #define FETCH_INFERIOR_REGISTERS +// OBSOLETE +// OBSOLETE #define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES) diff --git a/gdb/config/i386/nm-m3.h b/gdb/config/i386/nm-m3.h index 5ff7402..87d587b 100644 --- a/gdb/config/i386/nm-m3.h +++ b/gdb/config/i386/nm-m3.h @@ -1,23 +1,23 @@ -/* Native-dependent definitions for Intel 386 running Mach 3. - Copyright 1994 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* Include the generic Mach 3 definitions. */ - -#include "config/nm-m3.h" +// OBSOLETE /* Native-dependent definitions for Intel 386 running Mach 3. +// OBSOLETE Copyright 1994 Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE /* Include the generic Mach 3 definitions. */ +// OBSOLETE +// OBSOLETE #include "config/nm-m3.h" diff --git a/gdb/config/i386/tm-i386m3.h b/gdb/config/i386/tm-i386m3.h index 40f0901..cadd5cd 100644 --- a/gdb/config/i386/tm-i386m3.h +++ b/gdb/config/i386/tm-i386m3.h @@ -1,56 +1,56 @@ -/* Macro definitions for i386, Mach 3.0 - Copyright 1992, 1993, 1995, 1999 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* Include common definitions for Mach3 systems */ -#include "config/nm-m3.h" - -/* Define offsets to access CPROC stack when it does not have - * a kernel thread. - */ -#define MACHINE_CPROC_SP_OFFSET 20 -#define MACHINE_CPROC_PC_OFFSET 16 -#define MACHINE_CPROC_FP_OFFSET 12 - -/* Thread flavors used in re-setting the T bit. - * @@ this is also bad for cross debugging. - */ -#define TRACE_FLAVOR i386_THREAD_STATE -#define TRACE_FLAVOR_SIZE i386_THREAD_STATE_COUNT -#define TRACE_SET(x,state) \ - ((struct i386_thread_state *)state)->efl |= 0x100 -#define TRACE_CLEAR(x,state) \ - ((((struct i386_thread_state *)state)->efl &= ~0x100), 1) - -/* we can do it */ -#define ATTACH_DETACH 1 - -/* Sigh. There should be a file for i386 but no sysv stuff in it */ -#include "i386/tm-i386.h" - -/* I want to test this float info code. See comment in tm-i386v.h */ -#undef FLOAT_INFO -#define FLOAT_INFO { i386_mach3_float_info (); } - -/* Address of end of stack space. - * for MACH, see <machine/vmparam.h> - * @@@ I don't know what is in the 5 ints... - */ -#undef STACK_END_ADDR -#define STACK_END_ADDR (0xc0000000-sizeof(int [5])) +// OBSOLETE /* Macro definitions for i386, Mach 3.0 +// OBSOLETE Copyright 1992, 1993, 1995, 1999 Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE /* Include common definitions for Mach3 systems */ +// OBSOLETE #include "config/nm-m3.h" +// OBSOLETE +// OBSOLETE /* Define offsets to access CPROC stack when it does not have +// OBSOLETE * a kernel thread. +// OBSOLETE */ +// OBSOLETE #define MACHINE_CPROC_SP_OFFSET 20 +// OBSOLETE #define MACHINE_CPROC_PC_OFFSET 16 +// OBSOLETE #define MACHINE_CPROC_FP_OFFSET 12 +// OBSOLETE +// OBSOLETE /* Thread flavors used in re-setting the T bit. +// OBSOLETE * @@ this is also bad for cross debugging. +// OBSOLETE */ +// OBSOLETE #define TRACE_FLAVOR i386_THREAD_STATE +// OBSOLETE #define TRACE_FLAVOR_SIZE i386_THREAD_STATE_COUNT +// OBSOLETE #define TRACE_SET(x,state) \ +// OBSOLETE ((struct i386_thread_state *)state)->efl |= 0x100 +// OBSOLETE #define TRACE_CLEAR(x,state) \ +// OBSOLETE ((((struct i386_thread_state *)state)->efl &= ~0x100), 1) +// OBSOLETE +// OBSOLETE /* we can do it */ +// OBSOLETE #define ATTACH_DETACH 1 +// OBSOLETE +// OBSOLETE /* Sigh. There should be a file for i386 but no sysv stuff in it */ +// OBSOLETE #include "i386/tm-i386.h" +// OBSOLETE +// OBSOLETE /* I want to test this float info code. See comment in tm-i386v.h */ +// OBSOLETE #undef FLOAT_INFO +// OBSOLETE #define FLOAT_INFO { i386_mach3_float_info (); } +// OBSOLETE +// OBSOLETE /* Address of end of stack space. +// OBSOLETE * for MACH, see <machine/vmparam.h> +// OBSOLETE * @@@ I don't know what is in the 5 ints... +// OBSOLETE */ +// OBSOLETE #undef STACK_END_ADDR +// OBSOLETE #define STACK_END_ADDR (0xc0000000-sizeof(int [5])) diff --git a/gdb/config/i386/tm-i386mk.h b/gdb/config/i386/tm-i386mk.h index e46ca55..74355a8 100644 --- a/gdb/config/i386/tm-i386mk.h +++ b/gdb/config/i386/tm-i386mk.h @@ -1,38 +1,38 @@ -/* Macro definitions for i386, Mach 3.0, OSF 1/MK - Copyright 1992, 1993, 2000 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* Until OSF switches to a newer Mach kernel that has - * a different get_emul_vector() interface. - */ -#define MK67 1 - -#include "i386/tm-i386m3.h" - -/* FIMXE: kettenis/2000-03-26: On OSF 1, `long double' is equivalent - to `double'. However, I'm not sure what is the consequence of: - - #define TARGET_LONG_DOUBLE_FORMAT TARGET_DOUBLE_FORMAT - #define TARGET_LONG_DOUBLE_BIT TARGET_DOUBLE_BIT - - So I'll go with the current status quo instead. It looks like this - target won't compile anyway. Perhaps it should be obsoleted? */ - -#undef TARGET_LONG_DOUBLE_FORMAT -#undef TARGET_LONG_DOUBLE_BIT +// OBSOLETE /* Macro definitions for i386, Mach 3.0, OSF 1/MK +// OBSOLETE Copyright 1992, 1993, 2000 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 /* Until OSF switches to a newer Mach kernel that has +// OBSOLETE * a different get_emul_vector() interface. +// OBSOLETE */ +// OBSOLETE #define MK67 1 +// OBSOLETE +// OBSOLETE #include "i386/tm-i386m3.h" +// OBSOLETE +// OBSOLETE /* FIMXE: kettenis/2000-03-26: On OSF 1, `long double' is equivalent +// OBSOLETE to `double'. However, I'm not sure what is the consequence of: +// OBSOLETE +// OBSOLETE #define TARGET_LONG_DOUBLE_FORMAT TARGET_DOUBLE_FORMAT +// OBSOLETE #define TARGET_LONG_DOUBLE_BIT TARGET_DOUBLE_BIT +// OBSOLETE +// OBSOLETE So I'll go with the current status quo instead. It looks like this +// OBSOLETE target won't compile anyway. Perhaps it should be obsoleted? */ +// OBSOLETE +// OBSOLETE #undef TARGET_LONG_DOUBLE_FORMAT +// OBSOLETE #undef TARGET_LONG_DOUBLE_BIT diff --git a/gdb/config/i386/xm-i386m3.h b/gdb/config/i386/xm-i386m3.h index f25b389..da44215 100644 --- a/gdb/config/i386/xm-i386m3.h +++ b/gdb/config/i386/xm-i386m3.h @@ -1,33 +1,33 @@ -/* Definitions to make GDB run on Mach 3 on an Intel 386 - Copyright 1986, 1987, 1989, 1991, 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. */ - -/* Do implement the attach and detach commands. */ -#define ATTACH_DETACH 1 - -/* Not needeed */ -#define KERNEL_U_ADDR 0 - -#ifndef EMULATOR_BASE -/* For EMULATOR_BASE and EMULATOR_END. - * OSF 1/MK has different values in some other place. - */ -#include <machine/vmparam.h> -#endif /* EMULATOR_BASE */ +// OBSOLETE /* Definitions to make GDB run on Mach 3 on an Intel 386 +// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1993, 1994, 1996 +// OBSOLETE Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE /* Do implement the attach and detach commands. */ +// OBSOLETE #define ATTACH_DETACH 1 +// OBSOLETE +// OBSOLETE /* Not needeed */ +// OBSOLETE #define KERNEL_U_ADDR 0 +// OBSOLETE +// OBSOLETE #ifndef EMULATOR_BASE +// OBSOLETE /* For EMULATOR_BASE and EMULATOR_END. +// OBSOLETE * OSF 1/MK has different values in some other place. +// OBSOLETE */ +// OBSOLETE #include <machine/vmparam.h> +// OBSOLETE #endif /* EMULATOR_BASE */ diff --git a/gdb/config/i386/xm-i386mach.h b/gdb/config/i386/xm-i386mach.h index e0a5d65..b36c79c 100644 --- a/gdb/config/i386/xm-i386mach.h +++ b/gdb/config/i386/xm-i386mach.h @@ -1,28 +1,28 @@ -/* Definitions to make GDB run on Mach on an Intel 386 - Copyright 1986, 1987, 1989, 1991, 1992, 1994, 1996, 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. */ - -/* This is the amount to subtract from u.u_ar0 - to get the offset in the core file of the register values. */ - -#define KERNEL_U_ADDR (0x80000000 - (UPAGES * NBPG)) - -/* <errno.h> only defines this if __STDC__!!! */ -extern int errno; +// OBSOLETE /* Definitions to make GDB run on Mach on an Intel 386 +// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1994, 1996, 2001 +// OBSOLETE Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE /* This is the amount to subtract from u.u_ar0 +// OBSOLETE to get the offset in the core file of the register values. */ +// OBSOLETE +// OBSOLETE #define KERNEL_U_ADDR (0x80000000 - (UPAGES * NBPG)) +// OBSOLETE +// OBSOLETE /* <errno.h> only defines this if __STDC__!!! */ +// OBSOLETE extern int errno; diff --git a/gdb/config/i386/xm-i386mk.h b/gdb/config/i386/xm-i386mk.h index cbf6271..4609604 100644 --- a/gdb/config/i386/xm-i386mk.h +++ b/gdb/config/i386/xm-i386mk.h @@ -1,26 +1,26 @@ -/* Definitions to make GDB run on Mach 3 OSF 1/MK on an Intel 386 - 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. */ - -#define HAVE_TERMIO 1 - -#define EMULATOR_BASE 0xa0000000 -#define EMULATOR_END 0xa0040000 - -#include "i386/xm-i386m3.h" +// OBSOLETE /* Definitions to make GDB run on Mach 3 OSF 1/MK on an Intel 386 +// 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 #define HAVE_TERMIO 1 +// OBSOLETE +// OBSOLETE #define EMULATOR_BASE 0xa0000000 +// OBSOLETE #define EMULATOR_END 0xa0040000 +// OBSOLETE +// OBSOLETE #include "i386/xm-i386m3.h" diff --git a/gdb/configure.host b/gdb/configure.host index 62a6953..bbf9c1d 100644 --- a/gdb/configure.host +++ b/gdb/configure.host @@ -65,11 +65,11 @@ i[3456]86-*-go32*) gdb_host=go32 ;; i[3456]86-*-msdosdjgpp*) gdb_host=go32 ;; i[3456]86-*-linux*) gdb_host=linux ;; i[3456]86-*-lynxos*) gdb_host=i386lynx ;; -i[3456]86-*-mach3*) gdb_host=i386m3 ;; -i[3456]86-*-mach*) gdb_host=i386mach ;; +# OBSOLETE i[3456]86-*-mach3*) gdb_host=i386m3 ;; +# OBSOLETE i[3456]86-*-mach*) gdb_host=i386mach ;; i[3456]86-*-gnu*) gdb_host=i386gnu ;; i[3456]86-*-openbsd*) gdb_host=obsd ;; -i[3456]86-*-osf1mk*) gdb_host=i386mk ;; +# OBSOLETE i[3456]86-*-osf1mk*) gdb_host=i386mk ;; i[3456]86-*-sco3.2v5*) gdb_host=i386sco5 ;; i[3456]86-*-sco3.2v4*) gdb_host=i386sco4 ;; i[3456]86-*-sco*) gdb_host=i386sco ;; diff --git a/gdb/configure.tgt b/gdb/configure.tgt index 8c9c741..957ed0b 100644 --- a/gdb/configure.tgt +++ b/gdb/configure.tgt @@ -111,11 +111,11 @@ i[3456]86-*-linux*) gdb_target=linux build_gdbserver=yes ;; i[3456]86-*-isc*) gdb_target=i386v ;; -i[3456]86-*-mach3*) gdb_target=i386m3 ;; +# OBSOLETE i[3456]86-*-mach3*) gdb_target=i386m3 ;; i[3456]86-*-gnu*) gdb_target=i386gnu ;; i[3456]86-*-netware*) gdb_target=i386nw configdirs="${configdirs} nlm" ;; -i[3456]86-*-osf1mk*) gdb_target=i386mk ;; +# OBSOLETE i[3456]86-*-osf1mk*) gdb_target=i386mk ;; i[3456]86-*-cygwin*) gdb_target=cygwin ;; i[3456]86-*-vxworks*) gdb_target=vxworks ;; i[3456]86-*-*) gdb_target=embed ;; diff --git a/gdb/i386m3-nat.c b/gdb/i386m3-nat.c index 8fbd1e8..8cb51d5 100644 --- a/gdb/i386m3-nat.c +++ b/gdb/i386m3-nat.c @@ -1,426 +1,426 @@ -/* Low level interface to I386 running mach 3.0. - Copyright 1992, 1993, 1994, 1996, 2000, 2001 - Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "inferior.h" -#include "floatformat.h" -#include "regcache.h" - -#include <stdio.h> - -#include <mach.h> -#include <mach/message.h> -#include <mach/exception.h> -#include <mach_error.h> - -/* Hmmm... Should this not be here? - * Now for i386_float_info() target_has_execution - */ -#include <target.h> - -/* This mess is duplicated in bfd/i386mach3.h - - * This is an ugly way to hack around the incorrect - * definition of UPAGES in i386/machparam.h. - * - * The definition should specify the size reserved - * for "struct user" in core files in PAGES, - * but instead it gives it in 512-byte core-clicks - * for i386 and i860. - */ -#include <sys/param.h> -#if UPAGES == 16 -#define UAREA_SIZE ctob(UPAGES) -#elif UPAGES == 2 -#define UAREA_SIZE (NBPG*UPAGES) -#else -FIXME ! !UPAGES is neither 2 nor 16 -#endif - -/* @@@ Should move print_387_status() to i387-tdep.c */ -extern void print_387_control_word (); /* i387-tdep.h */ -extern void print_387_status_word (); - -#define private static - - -/* Find offsets to thread states at compile time. - * If your compiler does not grok this, calculate offsets - * offsets yourself and use them (or get a compatible compiler :-) - */ - -#define REG_OFFSET(reg) (int)(&((struct i386_thread_state *)0)->reg) - -/* at reg_offset[i] is the offset to the i386_thread_state - * location where the gdb registers[i] is stored. - */ - -static int reg_offset[] = -{ - REG_OFFSET (eax), REG_OFFSET (ecx), REG_OFFSET (edx), REG_OFFSET (ebx), - REG_OFFSET (uesp), REG_OFFSET (ebp), REG_OFFSET (esi), REG_OFFSET (edi), - REG_OFFSET (eip), REG_OFFSET (efl), REG_OFFSET (cs), REG_OFFSET (ss), - REG_OFFSET (ds), REG_OFFSET (es), REG_OFFSET (fs), REG_OFFSET (gs) -}; - -#define REG_ADDRESS(state,regnum) ((char *)(state)+reg_offset[regnum]) - -/* Fetch COUNT contiguous registers from thread STATE starting from REGNUM - * Caller knows that the regs handled in one transaction are of same size. - */ -#define FETCH_REGS(state, regnum, count) \ - memcpy (®isters[REGISTER_BYTE (regnum)], \ - REG_ADDRESS (state, regnum), \ - count*REGISTER_SIZE) - -/* Store COUNT contiguous registers to thread STATE starting from REGNUM */ -#define STORE_REGS(state, regnum, count) \ - memcpy (REG_ADDRESS (state, regnum), \ - ®isters[REGISTER_BYTE (regnum)], \ - count*REGISTER_SIZE) - -/* - * Fetch inferiors registers for gdb. - * REGNO specifies which (as gdb views it) register, -1 for all. - */ - -void -fetch_inferior_registers (int regno) -{ - kern_return_t ret; - thread_state_data_t state; - unsigned int stateCnt = i386_THREAD_STATE_COUNT; - int index; - - if (!MACH_PORT_VALID (current_thread)) - error ("fetch inferior registers: Invalid thread"); - - if (must_suspend_thread) - setup_thread (current_thread, 1); - - ret = thread_get_state (current_thread, - i386_THREAD_STATE, - state, - &stateCnt); - - if (ret != KERN_SUCCESS) - warning ("fetch_inferior_registers: %s ", - mach_error_string (ret)); -#if 0 - /* It may be more effective to store validate all of them, - * since we fetched them all anyway - */ - else if (regno != -1) - supply_register (regno, (char *) state + reg_offset[regno]); -#endif - else - { - for (index = 0; index < NUM_REGS; index++) - supply_register (index, (char *) state + reg_offset[index]); - } - - if (must_suspend_thread) - setup_thread (current_thread, 0); -} - -/* Store our register values back into the inferior. - * If REGNO is -1, do this for all registers. - * Otherwise, REGNO specifies which register - * - * On mach3 all registers are always saved in one call. - */ -void -store_inferior_registers (int regno) -{ - kern_return_t ret; - thread_state_data_t state; - unsigned int stateCnt = i386_THREAD_STATE_COUNT; - register int index; - - if (!MACH_PORT_VALID (current_thread)) - error ("store inferior registers: Invalid thread"); - - if (must_suspend_thread) - setup_thread (current_thread, 1); - - /* Fetch the state of the current thread */ - ret = thread_get_state (current_thread, - i386_THREAD_STATE, - state, - &stateCnt); - - if (ret != KERN_SUCCESS) - { - warning ("store_inferior_registers (get): %s", - mach_error_string (ret)); - if (must_suspend_thread) - setup_thread (current_thread, 0); - return; - } - - /* move gdb's registers to thread's state - - * Since we save all registers anyway, save the ones - * that gdb thinks are valid (e.g. ignore the regno - * parameter) - */ -#if 0 - if (regno != -1) - STORE_REGS (state, regno, 1); - else -#endif - { - for (index = 0; index < NUM_REGS; index++) - STORE_REGS (state, index, 1); - } - - /* Write gdb's current view of register to the thread - */ - ret = thread_set_state (current_thread, - i386_THREAD_STATE, - state, - i386_THREAD_STATE_COUNT); - - if (ret != KERN_SUCCESS) - warning ("store_inferior_registers (set): %s", - mach_error_string (ret)); - - if (must_suspend_thread) - setup_thread (current_thread, 0); -} - - - -/* Return the address in the core dump or inferior of register REGNO. - * BLOCKEND should be the address of the end of the UPAGES area read - * in memory, but it's not? - * - * Currently our UX server dumps the whole thread state to the - * core file. If your UX does something else, adapt the routine - * below to return the offset to the given register. - * - * Called by core-aout.c(fetch_core_registers) - */ - -CORE_ADDR -register_addr (int regno, CORE_ADDR blockend) -{ - CORE_ADDR addr; - - if (regno < 0 || regno >= NUM_REGS) - error ("Invalid register number %d.", regno); - - /* UAREA_SIZE == 8 kB in i386 */ - addr = (unsigned int) REG_ADDRESS (UAREA_SIZE - sizeof (struct i386_thread_state), regno); - - return addr; -} - -/* jtv@hut.fi: I copied and modified this 387 code from - * gdb/i386-xdep.c. Modifications for Mach 3.0. - * - * i387 status dumper. See also i387-tdep.c - */ -struct env387 -{ - unsigned short control; - unsigned short r0; - unsigned short status; - unsigned short r1; - unsigned short tag; - unsigned short r2; - unsigned long eip; - unsigned short code_seg; - unsigned short opcode; - unsigned long operand; - unsigned short operand_seg; - unsigned short r3; - unsigned char regs[8][10]; -}; -/* This routine is machine independent? - * Should move it to i387-tdep.c but you need to export struct env387 - */ -private -print_387_status (unsigned short status, struct env387 *ep) -{ - int i; - int bothstatus; - int top; - int fpreg; - unsigned char *p; - - bothstatus = ((status != 0) && (ep->status != 0)); - if (status != 0) - { - if (bothstatus) - printf_unfiltered ("u: "); - print_387_status_word (status); - } - - if (ep->status != 0) - { - if (bothstatus) - printf_unfiltered ("e: "); - print_387_status_word (ep->status); - } - - print_387_control_word (ep->control); - printf_unfiltered ("last exception: "); - printf_unfiltered ("opcode %s; ", local_hex_string (ep->opcode)); - printf_unfiltered ("pc %s:", local_hex_string (ep->code_seg)); - printf_unfiltered ("%s; ", local_hex_string (ep->eip)); - printf_unfiltered ("operand %s", local_hex_string (ep->operand_seg)); - printf_unfiltered (":%s\n", local_hex_string (ep->operand)); - - top = (ep->status >> 11) & 7; - - printf_unfiltered ("regno tag msb lsb value\n"); - for (fpreg = 7; fpreg >= 0; fpreg--) - { - double val; - - printf_unfiltered ("%s %d: ", fpreg == top ? "=>" : " ", fpreg); - - switch ((ep->tag >> (fpreg * 2)) & 3) - { - case 0: - printf_unfiltered ("valid "); - break; - case 1: - printf_unfiltered ("zero "); - break; - case 2: - printf_unfiltered ("trap "); - break; - case 3: - printf_unfiltered ("empty "); - break; - } - for (i = 9; i >= 0; i--) - printf_unfiltered ("%02x", ep->regs[fpreg][i]); - - floatformat_to_double (&floatformat_i387_ext, (char *) ep->regs[fpreg], - &val); - printf_unfiltered (" %g\n", val); - } - if (ep->r0) - printf_unfiltered ("warning: reserved0 is %s\n", local_hex_string (ep->r0)); - if (ep->r1) - printf_unfiltered ("warning: reserved1 is %s\n", local_hex_string (ep->r1)); - if (ep->r2) - printf_unfiltered ("warning: reserved2 is %s\n", local_hex_string (ep->r2)); - if (ep->r3) - printf_unfiltered ("warning: reserved3 is %s\n", local_hex_string (ep->r3)); -} - -/* - * values that go into fp_kind (from <i386/fpreg.h>) - */ -#define FP_NO 0 /* no fp chip, no emulator (no fp support) */ -#define FP_SW 1 /* no fp chip, using software emulator */ -#define FP_HW 2 /* chip present bit */ -#define FP_287 2 /* 80287 chip present */ -#define FP_387 3 /* 80387 chip present */ - -typedef struct fpstate -{ -#if 1 - unsigned char state[FP_STATE_BYTES]; /* "hardware" state */ -#else - struct env387 state; /* Actually this */ -#endif - int status; /* Duplicate status */ -} - *fpstate_t; - -/* Mach 3 specific routines. - */ -private boolean_t -get_i387_state (struct fpstate *fstate) -{ - kern_return_t ret; - thread_state_data_t state; - unsigned int fsCnt = i386_FLOAT_STATE_COUNT; - struct i386_float_state *fsp; - - ret = thread_get_state (current_thread, - i386_FLOAT_STATE, - state, - &fsCnt); - - if (ret != KERN_SUCCESS) - { - warning ("Can not get live floating point state: %s", - mach_error_string (ret)); - return FALSE; - } - - fsp = (struct i386_float_state *) state; - /* The 387 chip (also 486 counts) or a software emulator? */ - if (!fsp->initialized || (fsp->fpkind != FP_387 && fsp->fpkind != FP_SW)) - return FALSE; - - /* Clear the target then copy thread's float state there. - Make a copy of the status word, for some reason? - */ - memset (fstate, 0, sizeof (struct fpstate)); - - fstate->status = fsp->exc_status; - - memcpy (fstate->state, (char *) &fsp->hw_state, FP_STATE_BYTES); - - return TRUE; -} - -private boolean_t -get_i387_core_state (struct fpstate *fstate) -{ - /* Not implemented yet. Core files do not contain float state. */ - return FALSE; -} - -/* - * This is called by "info float" command - */ -void -i386_mach3_float_info (void) -{ - char buf[sizeof (struct fpstate) + 2 * sizeof (int)]; - boolean_t valid = FALSE; - fpstate_t fps; - - if (target_has_execution) - valid = get_i387_state (buf); -#if 0 - else if (WE HAVE CORE FILE) /* @@@@ Core files not supported */ - valid = get_i387_core_state (buf); -#endif - - if (!valid) - { - warning ("no floating point status saved"); - return; - } - - fps = (fpstate_t) buf; - - print_387_status (fps->status, (struct env387 *) fps->state); -} +// OBSOLETE /* Low level interface to I386 running mach 3.0. +// OBSOLETE Copyright 1992, 1993, 1994, 1996, 2000, 2001 +// OBSOLETE Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE #include "defs.h" +// OBSOLETE #include "inferior.h" +// OBSOLETE #include "floatformat.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 /* Hmmm... Should this not be here? +// OBSOLETE * Now for i386_float_info() target_has_execution +// OBSOLETE */ +// OBSOLETE #include <target.h> +// OBSOLETE +// OBSOLETE /* This mess is duplicated in bfd/i386mach3.h +// OBSOLETE +// OBSOLETE * This is an ugly way to hack around the incorrect +// OBSOLETE * definition of UPAGES in i386/machparam.h. +// OBSOLETE * +// OBSOLETE * The definition should specify the size reserved +// OBSOLETE * for "struct user" in core files in PAGES, +// OBSOLETE * but instead it gives it in 512-byte core-clicks +// OBSOLETE * for i386 and i860. +// OBSOLETE */ +// OBSOLETE #include <sys/param.h> +// OBSOLETE #if UPAGES == 16 +// OBSOLETE #define UAREA_SIZE ctob(UPAGES) +// OBSOLETE #elif UPAGES == 2 +// OBSOLETE #define UAREA_SIZE (NBPG*UPAGES) +// OBSOLETE #else +// OBSOLETE FIXME ! !UPAGES is neither 2 nor 16 +// OBSOLETE #endif +// OBSOLETE +// OBSOLETE /* @@@ Should move print_387_status() to i387-tdep.c */ +// OBSOLETE extern void print_387_control_word (); /* i387-tdep.h */ +// OBSOLETE extern void print_387_status_word (); +// OBSOLETE +// OBSOLETE #define private static +// OBSOLETE +// OBSOLETE +// OBSOLETE /* Find offsets to thread states at compile time. +// OBSOLETE * If your compiler does not grok this, calculate offsets +// OBSOLETE * offsets yourself and use them (or get a compatible compiler :-) +// OBSOLETE */ +// OBSOLETE +// OBSOLETE #define REG_OFFSET(reg) (int)(&((struct i386_thread_state *)0)->reg) +// OBSOLETE +// OBSOLETE /* at reg_offset[i] is the offset to the i386_thread_state +// OBSOLETE * location where the gdb registers[i] is stored. +// OBSOLETE */ +// OBSOLETE +// OBSOLETE static int reg_offset[] = +// OBSOLETE { +// OBSOLETE REG_OFFSET (eax), REG_OFFSET (ecx), REG_OFFSET (edx), REG_OFFSET (ebx), +// OBSOLETE REG_OFFSET (uesp), REG_OFFSET (ebp), REG_OFFSET (esi), REG_OFFSET (edi), +// OBSOLETE REG_OFFSET (eip), REG_OFFSET (efl), REG_OFFSET (cs), REG_OFFSET (ss), +// OBSOLETE REG_OFFSET (ds), REG_OFFSET (es), REG_OFFSET (fs), REG_OFFSET (gs) +// OBSOLETE }; +// OBSOLETE +// OBSOLETE #define REG_ADDRESS(state,regnum) ((char *)(state)+reg_offset[regnum]) +// OBSOLETE +// OBSOLETE /* Fetch COUNT contiguous registers from thread STATE starting from REGNUM +// OBSOLETE * Caller knows that the regs handled in one transaction are of same size. +// OBSOLETE */ +// OBSOLETE #define FETCH_REGS(state, regnum, count) \ +// OBSOLETE memcpy (®isters[REGISTER_BYTE (regnum)], \ +// OBSOLETE REG_ADDRESS (state, 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 (REG_ADDRESS (state, regnum), \ +// OBSOLETE ®isters[REGISTER_BYTE (regnum)], \ +// OBSOLETE count*REGISTER_SIZE) +// OBSOLETE +// OBSOLETE /* +// OBSOLETE * Fetch inferiors registers for gdb. +// OBSOLETE * REGNO specifies which (as gdb views it) register, -1 for all. +// OBSOLETE */ +// OBSOLETE +// OBSOLETE void +// OBSOLETE fetch_inferior_registers (int regno) +// OBSOLETE { +// OBSOLETE kern_return_t ret; +// OBSOLETE thread_state_data_t state; +// OBSOLETE unsigned int stateCnt = i386_THREAD_STATE_COUNT; +// OBSOLETE int index; +// OBSOLETE +// OBSOLETE if (!MACH_PORT_VALID (current_thread)) +// OBSOLETE error ("fetch inferior registers: Invalid thread"); +// OBSOLETE +// OBSOLETE if (must_suspend_thread) +// OBSOLETE setup_thread (current_thread, 1); +// OBSOLETE +// OBSOLETE ret = thread_get_state (current_thread, +// OBSOLETE i386_THREAD_STATE, +// OBSOLETE state, +// OBSOLETE &stateCnt); +// OBSOLETE +// OBSOLETE if (ret != KERN_SUCCESS) +// OBSOLETE warning ("fetch_inferior_registers: %s ", +// OBSOLETE mach_error_string (ret)); +// OBSOLETE #if 0 +// OBSOLETE /* It may be more effective to store validate all of them, +// OBSOLETE * since we fetched them all anyway +// OBSOLETE */ +// OBSOLETE else if (regno != -1) +// OBSOLETE supply_register (regno, (char *) state + reg_offset[regno]); +// OBSOLETE #endif +// OBSOLETE else +// OBSOLETE { +// OBSOLETE for (index = 0; index < NUM_REGS; index++) +// OBSOLETE supply_register (index, (char *) state + reg_offset[index]); +// OBSOLETE } +// OBSOLETE +// OBSOLETE if (must_suspend_thread) +// OBSOLETE setup_thread (current_thread, 0); +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* Store our register values back into the inferior. +// OBSOLETE * If REGNO is -1, do this for all registers. +// OBSOLETE * Otherwise, REGNO specifies which register +// OBSOLETE * +// OBSOLETE * On mach3 all registers are always saved in one call. +// OBSOLETE */ +// OBSOLETE void +// OBSOLETE store_inferior_registers (int regno) +// OBSOLETE { +// OBSOLETE kern_return_t ret; +// OBSOLETE thread_state_data_t state; +// OBSOLETE unsigned int stateCnt = i386_THREAD_STATE_COUNT; +// OBSOLETE register int index; +// OBSOLETE +// OBSOLETE if (!MACH_PORT_VALID (current_thread)) +// OBSOLETE error ("store inferior registers: Invalid thread"); +// OBSOLETE +// OBSOLETE if (must_suspend_thread) +// OBSOLETE setup_thread (current_thread, 1); +// OBSOLETE +// OBSOLETE /* Fetch the state of the current thread */ +// OBSOLETE ret = thread_get_state (current_thread, +// OBSOLETE i386_THREAD_STATE, +// OBSOLETE state, +// OBSOLETE &stateCnt); +// OBSOLETE +// OBSOLETE if (ret != KERN_SUCCESS) +// OBSOLETE { +// OBSOLETE warning ("store_inferior_registers (get): %s", +// OBSOLETE mach_error_string (ret)); +// OBSOLETE if (must_suspend_thread) +// OBSOLETE setup_thread (current_thread, 0); +// OBSOLETE return; +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* move gdb's registers to thread's state +// OBSOLETE +// OBSOLETE * Since we save all registers anyway, save the ones +// OBSOLETE * that gdb thinks are valid (e.g. ignore the regno +// OBSOLETE * parameter) +// OBSOLETE */ +// OBSOLETE #if 0 +// OBSOLETE if (regno != -1) +// OBSOLETE STORE_REGS (state, regno, 1); +// OBSOLETE else +// OBSOLETE #endif +// OBSOLETE { +// OBSOLETE for (index = 0; index < NUM_REGS; index++) +// OBSOLETE STORE_REGS (state, index, 1); +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* Write gdb's current view of register to the thread +// OBSOLETE */ +// OBSOLETE ret = thread_set_state (current_thread, +// OBSOLETE i386_THREAD_STATE, +// OBSOLETE state, +// OBSOLETE i386_THREAD_STATE_COUNT); +// OBSOLETE +// OBSOLETE if (ret != KERN_SUCCESS) +// OBSOLETE warning ("store_inferior_registers (set): %s", +// OBSOLETE mach_error_string (ret)); +// OBSOLETE +// OBSOLETE if (must_suspend_thread) +// OBSOLETE setup_thread (current_thread, 0); +// OBSOLETE } +// OBSOLETE +// OBSOLETE +// OBSOLETE +// OBSOLETE /* Return the address in the core dump or inferior of register REGNO. +// OBSOLETE * BLOCKEND should be the address of the end of the UPAGES area read +// OBSOLETE * in memory, but it's not? +// OBSOLETE * +// OBSOLETE * Currently our UX server dumps the whole thread state to the +// OBSOLETE * core file. If your UX does something else, adapt the routine +// OBSOLETE * below to return the offset to the given register. +// OBSOLETE * +// OBSOLETE * Called by core-aout.c(fetch_core_registers) +// OBSOLETE */ +// OBSOLETE +// OBSOLETE CORE_ADDR +// OBSOLETE register_addr (int regno, CORE_ADDR blockend) +// OBSOLETE { +// OBSOLETE CORE_ADDR addr; +// OBSOLETE +// OBSOLETE if (regno < 0 || regno >= NUM_REGS) +// OBSOLETE error ("Invalid register number %d.", regno); +// OBSOLETE +// OBSOLETE /* UAREA_SIZE == 8 kB in i386 */ +// OBSOLETE addr = (unsigned int) REG_ADDRESS (UAREA_SIZE - sizeof (struct i386_thread_state), regno); +// OBSOLETE +// OBSOLETE return addr; +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* jtv@hut.fi: I copied and modified this 387 code from +// OBSOLETE * gdb/i386-xdep.c. Modifications for Mach 3.0. +// OBSOLETE * +// OBSOLETE * i387 status dumper. See also i387-tdep.c +// OBSOLETE */ +// OBSOLETE struct env387 +// OBSOLETE { +// OBSOLETE unsigned short control; +// OBSOLETE unsigned short r0; +// OBSOLETE unsigned short status; +// OBSOLETE unsigned short r1; +// OBSOLETE unsigned short tag; +// OBSOLETE unsigned short r2; +// OBSOLETE unsigned long eip; +// OBSOLETE unsigned short code_seg; +// OBSOLETE unsigned short opcode; +// OBSOLETE unsigned long operand; +// OBSOLETE unsigned short operand_seg; +// OBSOLETE unsigned short r3; +// OBSOLETE unsigned char regs[8][10]; +// OBSOLETE }; +// OBSOLETE /* This routine is machine independent? +// OBSOLETE * Should move it to i387-tdep.c but you need to export struct env387 +// OBSOLETE */ +// OBSOLETE private +// OBSOLETE print_387_status (unsigned short status, struct env387 *ep) +// OBSOLETE { +// OBSOLETE int i; +// OBSOLETE int bothstatus; +// OBSOLETE int top; +// OBSOLETE int fpreg; +// OBSOLETE unsigned char *p; +// OBSOLETE +// OBSOLETE bothstatus = ((status != 0) && (ep->status != 0)); +// OBSOLETE if (status != 0) +// OBSOLETE { +// OBSOLETE if (bothstatus) +// OBSOLETE printf_unfiltered ("u: "); +// OBSOLETE print_387_status_word (status); +// OBSOLETE } +// OBSOLETE +// OBSOLETE if (ep->status != 0) +// OBSOLETE { +// OBSOLETE if (bothstatus) +// OBSOLETE printf_unfiltered ("e: "); +// OBSOLETE print_387_status_word (ep->status); +// OBSOLETE } +// OBSOLETE +// OBSOLETE print_387_control_word (ep->control); +// OBSOLETE printf_unfiltered ("last exception: "); +// OBSOLETE printf_unfiltered ("opcode %s; ", local_hex_string (ep->opcode)); +// OBSOLETE printf_unfiltered ("pc %s:", local_hex_string (ep->code_seg)); +// OBSOLETE printf_unfiltered ("%s; ", local_hex_string (ep->eip)); +// OBSOLETE printf_unfiltered ("operand %s", local_hex_string (ep->operand_seg)); +// OBSOLETE printf_unfiltered (":%s\n", local_hex_string (ep->operand)); +// OBSOLETE +// OBSOLETE top = (ep->status >> 11) & 7; +// OBSOLETE +// OBSOLETE printf_unfiltered ("regno tag msb lsb value\n"); +// OBSOLETE for (fpreg = 7; fpreg >= 0; fpreg--) +// OBSOLETE { +// OBSOLETE double val; +// OBSOLETE +// OBSOLETE printf_unfiltered ("%s %d: ", fpreg == top ? "=>" : " ", fpreg); +// OBSOLETE +// OBSOLETE switch ((ep->tag >> (fpreg * 2)) & 3) +// OBSOLETE { +// OBSOLETE case 0: +// OBSOLETE printf_unfiltered ("valid "); +// OBSOLETE break; +// OBSOLETE case 1: +// OBSOLETE printf_unfiltered ("zero "); +// OBSOLETE break; +// OBSOLETE case 2: +// OBSOLETE printf_unfiltered ("trap "); +// OBSOLETE break; +// OBSOLETE case 3: +// OBSOLETE printf_unfiltered ("empty "); +// OBSOLETE break; +// OBSOLETE } +// OBSOLETE for (i = 9; i >= 0; i--) +// OBSOLETE printf_unfiltered ("%02x", ep->regs[fpreg][i]); +// OBSOLETE +// OBSOLETE floatformat_to_double (&floatformat_i387_ext, (char *) ep->regs[fpreg], +// OBSOLETE &val); +// OBSOLETE printf_unfiltered (" %g\n", val); +// OBSOLETE } +// OBSOLETE if (ep->r0) +// OBSOLETE printf_unfiltered ("warning: reserved0 is %s\n", local_hex_string (ep->r0)); +// OBSOLETE if (ep->r1) +// OBSOLETE printf_unfiltered ("warning: reserved1 is %s\n", local_hex_string (ep->r1)); +// OBSOLETE if (ep->r2) +// OBSOLETE printf_unfiltered ("warning: reserved2 is %s\n", local_hex_string (ep->r2)); +// OBSOLETE if (ep->r3) +// OBSOLETE printf_unfiltered ("warning: reserved3 is %s\n", local_hex_string (ep->r3)); +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* +// OBSOLETE * values that go into fp_kind (from <i386/fpreg.h>) +// OBSOLETE */ +// OBSOLETE #define FP_NO 0 /* no fp chip, no emulator (no fp support) */ +// OBSOLETE #define FP_SW 1 /* no fp chip, using software emulator */ +// OBSOLETE #define FP_HW 2 /* chip present bit */ +// OBSOLETE #define FP_287 2 /* 80287 chip present */ +// OBSOLETE #define FP_387 3 /* 80387 chip present */ +// OBSOLETE +// OBSOLETE typedef struct fpstate +// OBSOLETE { +// OBSOLETE #if 1 +// OBSOLETE unsigned char state[FP_STATE_BYTES]; /* "hardware" state */ +// OBSOLETE #else +// OBSOLETE struct env387 state; /* Actually this */ +// OBSOLETE #endif +// OBSOLETE int status; /* Duplicate status */ +// OBSOLETE } +// OBSOLETE *fpstate_t; +// OBSOLETE +// OBSOLETE /* Mach 3 specific routines. +// OBSOLETE */ +// OBSOLETE private boolean_t +// OBSOLETE get_i387_state (struct fpstate *fstate) +// OBSOLETE { +// OBSOLETE kern_return_t ret; +// OBSOLETE thread_state_data_t state; +// OBSOLETE unsigned int fsCnt = i386_FLOAT_STATE_COUNT; +// OBSOLETE struct i386_float_state *fsp; +// OBSOLETE +// OBSOLETE ret = thread_get_state (current_thread, +// OBSOLETE i386_FLOAT_STATE, +// OBSOLETE state, +// OBSOLETE &fsCnt); +// OBSOLETE +// OBSOLETE if (ret != KERN_SUCCESS) +// OBSOLETE { +// OBSOLETE warning ("Can not get live floating point state: %s", +// OBSOLETE mach_error_string (ret)); +// OBSOLETE return FALSE; +// OBSOLETE } +// OBSOLETE +// OBSOLETE fsp = (struct i386_float_state *) state; +// OBSOLETE /* The 387 chip (also 486 counts) or a software emulator? */ +// OBSOLETE if (!fsp->initialized || (fsp->fpkind != FP_387 && fsp->fpkind != FP_SW)) +// OBSOLETE return FALSE; +// OBSOLETE +// OBSOLETE /* Clear the target then copy thread's float state there. +// OBSOLETE Make a copy of the status word, for some reason? +// OBSOLETE */ +// OBSOLETE memset (fstate, 0, sizeof (struct fpstate)); +// OBSOLETE +// OBSOLETE fstate->status = fsp->exc_status; +// OBSOLETE +// OBSOLETE memcpy (fstate->state, (char *) &fsp->hw_state, FP_STATE_BYTES); +// OBSOLETE +// OBSOLETE return TRUE; +// OBSOLETE } +// OBSOLETE +// OBSOLETE private boolean_t +// OBSOLETE get_i387_core_state (struct fpstate *fstate) +// OBSOLETE { +// OBSOLETE /* Not implemented yet. Core files do not contain float state. */ +// OBSOLETE return FALSE; +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* +// OBSOLETE * This is called by "info float" command +// OBSOLETE */ +// OBSOLETE void +// OBSOLETE i386_mach3_float_info (void) +// OBSOLETE { +// OBSOLETE char buf[sizeof (struct fpstate) + 2 * sizeof (int)]; +// OBSOLETE boolean_t valid = FALSE; +// OBSOLETE fpstate_t fps; +// OBSOLETE +// OBSOLETE if (target_has_execution) +// OBSOLETE valid = get_i387_state (buf); +// OBSOLETE #if 0 +// OBSOLETE else if (WE HAVE CORE FILE) /* @@@@ Core files not supported */ +// OBSOLETE valid = get_i387_core_state (buf); +// OBSOLETE #endif +// OBSOLETE +// OBSOLETE if (!valid) +// OBSOLETE { +// OBSOLETE warning ("no floating point status saved"); +// OBSOLETE return; +// OBSOLETE } +// OBSOLETE +// OBSOLETE fps = (fpstate_t) buf; +// OBSOLETE +// OBSOLETE print_387_status (fps->status, (struct env387 *) fps->state); +// OBSOLETE } diff --git a/gdb/i386mach-nat.c b/gdb/i386mach-nat.c index 6d4980b..ee696c4 100644 --- a/gdb/i386mach-nat.c +++ b/gdb/i386mach-nat.c @@ -1,172 +1,172 @@ -/* Native dependent code for Mach 386's for GDB, the GNU debugger. - Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1996, 1999, 2000, - 2001 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "frame.h" -#include "inferior.h" -#include "gdbcore.h" -#include "regcache.h" - -#include <sys/param.h> -#include <sys/dir.h> -#include <sys/user.h> -#include <signal.h> -#include <sys/ioctl.h> -#include <fcntl.h> - -#include <sys/ptrace.h> -#include <machine/reg.h> - -#include <sys/file.h> -#include "gdb_stat.h" -#include <sys/core.h> - -static void fetch_core_registers (char *, unsigned, int, CORE_ADDR); - -void -fetch_inferior_registers (int regno) -{ - struct regs inferior_registers; - struct fp_state inferior_fp_registers; - - registers_fetched (); - - ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) & inferior_registers); - ptrace (PTRACE_GETFPREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) & inferior_fp_registers); - - memcpy (registers, &inferior_registers, sizeof inferior_registers); - - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], - inferior_fp_registers.f_st, - sizeof inferior_fp_registers.f_st); - memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &inferior_fp_registers.f_ctrl, - sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); -} - -/* Store our register values back into the inferior. - If REGNO is -1, do this for all registers. - Otherwise, REGNO specifies which register (so we can save time). */ - -void -store_inferior_registers (int regno) -{ - struct regs inferior_registers; - struct fp_state inferior_fp_registers; - - memcpy (&inferior_registers, registers, 20 * 4); - - memcpy (inferior_fp_registers.f_st, ®isters[REGISTER_BYTE (FP0_REGNUM)], - sizeof inferior_fp_registers.f_st); - memcpy (&inferior_fp_registers.f_ctrl, - ®isters[REGISTER_BYTE (FPC_REGNUM)], - sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); - -#ifdef PTRACE_FP_BUG - if (regno == FP_REGNUM || regno == -1) - /* Storing the frame pointer requires a gross hack, in which an - instruction that moves eax into ebp gets single-stepped. */ - { - int stack = inferior_registers.r_reg[SP_REGNUM]; - int stuff = ptrace (PTRACE_PEEKDATA, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) stack); - int reg = inferior_registers.r_reg[EAX]; - inferior_registers.r_reg[EAX] = - inferior_registers.r_reg[FP_REGNUM]; - ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) & inferior_registers); - ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) stack, 0xc589); - ptrace (PTRACE_SINGLESTEP, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) stack, 0); - wait (0); - ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) stack, stuff); - inferior_registers.r_reg[EAX] = reg; - } -#endif - ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) & inferior_registers); - ptrace (PTRACE_SETFPREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) & inferior_fp_registers); -} - - - -/* Provide registers to GDB from a core file. - - CORE_REG_SECT points to an array of bytes, which were obtained from - a core file which BFD thinks might contain register contents. - CORE_REG_SIZE is its size. - - WHICH says which register set corelow suspects this is: - 0 --- the general-purpose register set - 2 --- the floating-point register set - - REG_ADDR isn't used. */ - -static void -fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, - int which, CORE_ADDR reg_addr) -{ - int val; - - switch (which) - { - case 0: - case 1: - memcpy (registers, core_reg_sect, core_reg_size); - break; - - case 2: - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], - core_reg_sect, - core_reg_size); /* FIXME, probably bogus */ -#ifdef FPC_REGNUM - memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &corestr.c_fpu.f_fpstatus.f_ctrl, - sizeof corestr.c_fpu.f_fpstatus - - sizeof corestr.c_fpu.f_fpstatus.f_st); -#endif - break; - } -} - - -/* Register that we are able to handle i386mach core file formats. - FIXME: is this really bfd_target_unknown_flavour? */ - -static struct core_fns i386mach_core_fns = -{ - bfd_target_unknown_flavour, /* core_flavour */ - default_check_format, /* check_format */ - default_core_sniffer, /* core_sniffer */ - fetch_core_registers, /* core_read_registers */ - NULL /* next */ -}; - -void -_initialize_core_i386mach (void) -{ - add_core_fns (&i386mach_core_fns); -} +// OBSOLETE /* Native dependent code for Mach 386's for GDB, the GNU debugger. +// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1995, 1996, 1999, 2000, +// OBSOLETE 2001 Free Software Foundation, Inc. +// OBSOLETE +// OBSOLETE This file is part of GDB. +// OBSOLETE +// OBSOLETE This program is free software; you can redistribute it and/or modify +// OBSOLETE it under the terms of the GNU General Public License as published by +// OBSOLETE the Free Software Foundation; either version 2 of the License, or +// OBSOLETE (at your option) any later version. +// OBSOLETE +// OBSOLETE This program is distributed in the hope that it will be useful, +// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of +// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// OBSOLETE GNU General Public License for more details. +// OBSOLETE +// OBSOLETE You should have received a copy of the GNU General Public License +// OBSOLETE along with this program; if not, write to the Free Software +// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, +// OBSOLETE Boston, MA 02111-1307, USA. */ +// OBSOLETE +// OBSOLETE #include "defs.h" +// OBSOLETE #include "frame.h" +// OBSOLETE #include "inferior.h" +// OBSOLETE #include "gdbcore.h" +// OBSOLETE #include "regcache.h" +// OBSOLETE +// OBSOLETE #include <sys/param.h> +// OBSOLETE #include <sys/dir.h> +// OBSOLETE #include <sys/user.h> +// OBSOLETE #include <signal.h> +// OBSOLETE #include <sys/ioctl.h> +// OBSOLETE #include <fcntl.h> +// OBSOLETE +// OBSOLETE #include <sys/ptrace.h> +// OBSOLETE #include <machine/reg.h> +// OBSOLETE +// OBSOLETE #include <sys/file.h> +// OBSOLETE #include "gdb_stat.h" +// OBSOLETE #include <sys/core.h> +// OBSOLETE +// OBSOLETE static void fetch_core_registers (char *, unsigned, int, CORE_ADDR); +// OBSOLETE +// OBSOLETE void +// OBSOLETE fetch_inferior_registers (int regno) +// OBSOLETE { +// OBSOLETE struct regs inferior_registers; +// OBSOLETE struct fp_state inferior_fp_registers; +// OBSOLETE +// OBSOLETE registers_fetched (); +// OBSOLETE +// OBSOLETE ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers); +// OBSOLETE ptrace (PTRACE_GETFPREGS, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_fp_registers); +// OBSOLETE +// OBSOLETE memcpy (registers, &inferior_registers, sizeof inferior_registers); +// OBSOLETE +// OBSOLETE memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], +// OBSOLETE inferior_fp_registers.f_st, +// OBSOLETE sizeof inferior_fp_registers.f_st); +// OBSOLETE memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], +// OBSOLETE &inferior_fp_registers.f_ctrl, +// OBSOLETE sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); +// OBSOLETE } +// OBSOLETE +// OBSOLETE /* Store our register values back into the inferior. +// OBSOLETE If REGNO is -1, do this for all registers. +// OBSOLETE Otherwise, REGNO specifies which register (so we can save time). */ +// OBSOLETE +// OBSOLETE void +// OBSOLETE store_inferior_registers (int regno) +// OBSOLETE { +// OBSOLETE struct regs inferior_registers; +// OBSOLETE struct fp_state inferior_fp_registers; +// OBSOLETE +// OBSOLETE memcpy (&inferior_registers, registers, 20 * 4); +// OBSOLETE +// OBSOLETE memcpy (inferior_fp_registers.f_st, ®isters[REGISTER_BYTE (FP0_REGNUM)], +// OBSOLETE sizeof inferior_fp_registers.f_st); +// OBSOLETE memcpy (&inferior_fp_registers.f_ctrl, +// OBSOLETE ®isters[REGISTER_BYTE (FPC_REGNUM)], +// OBSOLETE sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); +// OBSOLETE +// OBSOLETE #ifdef PTRACE_FP_BUG +// OBSOLETE if (regno == FP_REGNUM || regno == -1) +// OBSOLETE /* Storing the frame pointer requires a gross hack, in which an +// OBSOLETE instruction that moves eax into ebp gets single-stepped. */ +// OBSOLETE { +// OBSOLETE int stack = inferior_registers.r_reg[SP_REGNUM]; +// OBSOLETE int stuff = ptrace (PTRACE_PEEKDATA, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) stack); +// OBSOLETE int reg = inferior_registers.r_reg[EAX]; +// OBSOLETE inferior_registers.r_reg[EAX] = +// OBSOLETE inferior_registers.r_reg[FP_REGNUM]; +// OBSOLETE ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers); +// OBSOLETE ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) stack, 0xc589); +// OBSOLETE ptrace (PTRACE_SINGLESTEP, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) stack, 0); +// OBSOLETE wait (0); +// OBSOLETE ptrace (PTRACE_POKEDATA, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) stack, stuff); +// OBSOLETE inferior_registers.r_reg[EAX] = reg; +// OBSOLETE } +// OBSOLETE #endif +// OBSOLETE ptrace (PTRACE_SETREGS, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_registers); +// OBSOLETE ptrace (PTRACE_SETFPREGS, PIDGET (inferior_ptid), +// OBSOLETE (PTRACE_ARG3_TYPE) & inferior_fp_registers); +// OBSOLETE } +// OBSOLETE +// OBSOLETE +// OBSOLETE +// OBSOLETE /* Provide registers to GDB from a core file. +// OBSOLETE +// OBSOLETE CORE_REG_SECT points to an array of bytes, which were obtained from +// OBSOLETE a core file which BFD thinks might contain register contents. +// OBSOLETE CORE_REG_SIZE is its size. +// OBSOLETE +// OBSOLETE WHICH says which register set corelow suspects this is: +// OBSOLETE 0 --- the general-purpose register set +// OBSOLETE 2 --- the floating-point register set +// OBSOLETE +// OBSOLETE REG_ADDR isn't used. */ +// OBSOLETE +// OBSOLETE static void +// OBSOLETE fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, +// OBSOLETE int which, CORE_ADDR reg_addr) +// OBSOLETE { +// OBSOLETE int val; +// OBSOLETE +// OBSOLETE switch (which) +// OBSOLETE { +// OBSOLETE case 0: +// OBSOLETE case 1: +// OBSOLETE memcpy (registers, core_reg_sect, core_reg_size); +// OBSOLETE break; +// OBSOLETE +// OBSOLETE case 2: +// OBSOLETE memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], +// OBSOLETE core_reg_sect, +// OBSOLETE core_reg_size); /* FIXME, probably bogus */ +// OBSOLETE #ifdef FPC_REGNUM +// OBSOLETE memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], +// OBSOLETE &corestr.c_fpu.f_fpstatus.f_ctrl, +// OBSOLETE sizeof corestr.c_fpu.f_fpstatus - +// OBSOLETE sizeof corestr.c_fpu.f_fpstatus.f_st); +// OBSOLETE #endif +// OBSOLETE break; +// OBSOLETE } +// OBSOLETE } +// OBSOLETE +// OBSOLETE +// OBSOLETE /* Register that we are able to handle i386mach core file formats. +// OBSOLETE FIXME: is this really bfd_target_unknown_flavour? */ +// OBSOLETE +// OBSOLETE static struct core_fns i386mach_core_fns = +// OBSOLETE { +// OBSOLETE bfd_target_unknown_flavour, /* core_flavour */ +// OBSOLETE default_check_format, /* check_format */ +// OBSOLETE default_core_sniffer, /* core_sniffer */ +// OBSOLETE fetch_core_registers, /* core_read_registers */ +// OBSOLETE NULL /* next */ +// OBSOLETE }; +// OBSOLETE +// OBSOLETE void +// OBSOLETE _initialize_core_i386mach (void) +// OBSOLETE { +// OBSOLETE add_core_fns (&i386mach_core_fns); +// OBSOLETE } |