* Support debugging using native MACH primitives on hppa*-*-osf*.
* configure.in: hppa*-*-osf* != hppa*-*-bsd* anymore. * config/pa/hppaosf.mh: New file. * config/pa/nm-hppao.h: Likewise. * hppam3-nat.c: Likewise. * config/pa/tm-hppao.h (PSW_SS): Define for single-stepping. (MACHINE_CPROC_*_OFFSET): Define. (TRACE_*): Define. (START_INFERIOR_TRAPS_EXPECTED): Delete definition.
This commit is contained in:
Jeff Law
parent
511cd41cc1
commit
2d2959e852
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@ -159,6 +159,7 @@ hp300ux-nat.c
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hppa-tdep.c
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hppab-nat.c
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hppah-nat.c
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hppam3-nat.c
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hpread.c
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i386-stub.c
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i386-tdep.c
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@ -1,3 +1,15 @@
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Thu May 11 19:01:37 1995 Jeff Law (law@snake.cs.utah.edu)
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* Support debugging using native MACH primitives on hppa*-*-osf*.
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* configure.in: hppa*-*-osf* != hppa*-*-bsd* anymore.
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* config/pa/hppaosf.mh: New file.
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* config/pa/nm-hppao.h: Likewise.
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* hppam3-nat.c: Likewise.
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* config/pa/tm-hppao.h (PSW_SS): Define for single-stepping.
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(MACHINE_CPROC_*_OFFSET): Define.
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(TRACE_*): Define.
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(START_INFERIOR_TRAPS_EXPECTED): Delete definition.
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Wed May 10 18:59:26 1995 Stu Grossman (grossman@andros.cygnus.com)
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* hppa-tdep.c (read_unwind_info): Cosmetic cleanup.
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@ -25,10 +25,12 @@ hppabsd.mh
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hppabsd.mt
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hppahpux.mh
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hppahpux.mt
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hppaosf.mh
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hppaosf.mt
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hppapro.mt
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nm-hppab.h
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nm-hppah.h
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nm-hppao.h
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tm-hppa.h
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tm-hppab.h
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tm-hppah.h
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@ -0,0 +1,6 @@
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# Host: Hewlett-Packard PA-RISC machine, running BSD
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XDEPFILES=
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XM_FILE= xm-hppab.h
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NAT_FILE= nm-hppao.h
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NATDEPFILES= fork-child.o m3-nat.o hppam3-nat.o somread.o hpread.o somsolib.o
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NAT_CLIBS= -lmachid -lnetname -lmach
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@ -0,0 +1,56 @@
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/* HPPA PA-RISC machine native support for Lites, for GDB.
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Copyright 1995 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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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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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., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "nm-m3.h"
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#define U_REGS_OFFSET 0
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#define KERNEL_U_ADDR 0
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/* What a coincidence! */
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#define REGISTER_U_ADDR(addr, blockend, regno) \
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{ addr = (int)(blockend) + REGISTER_BYTE (regno);}
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/* This macro defines the register numbers (from REGISTER_NAMES) that
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are effectively unavailable to the user through ptrace(). It allows
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us to include the whole register set in REGISTER_NAMES (inorder to
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better support remote debugging). If it is used in
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fetch/store_inferior_registers() gdb will not complain about I/O errors
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on fetching these registers. If all registers in REGISTER_NAMES
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are available, then return false (0). */
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#define CANNOT_STORE_REGISTER(regno) \
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((regno) == 0) || \
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((regno) == PCSQ_HEAD_REGNUM) || \
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((regno) >= PCSQ_TAIL_REGNUM && (regno) < IPSW_REGNUM) || \
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((regno) > IPSW_REGNUM && (regno) < FP4_REGNUM)
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/* fetch_inferior_registers is in hppab-nat.c. */
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#define FETCH_INFERIOR_REGISTERS
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/* attach/detach works to some extent under BSD and HPUX. So long
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as the process you're attaching to isn't blocked waiting on io,
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blocked waiting on a signal, or in a system call things work
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fine. (The problems in those cases are related to the fact that
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the kernel can't provide complete register information for the
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target process... Which really pisses off GDB.) */
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#define ATTACH_DETACH
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#define EMULATOR_BASE 0x90100000
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#define EMULATOR_END 0x90200000
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@ -2,6 +2,28 @@
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Contributed by the Center for Software Science at the
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University of Utah (pa-gdb-bugs@cs.utah.edu). */
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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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#define MACHINE_CPROC_SP_OFFSET 20
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#define MACHINE_CPROC_PC_OFFSET 16
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#define MACHINE_CPROC_FP_OFFSET 12
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/*
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* Software defined PSW masks.
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*/
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#define PSW_SS 0x10000000 /* Kernel managed single step */
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/* Thread flavors used in re-setting the T bit.
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* @@ this is also bad for cross debugging.
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*/
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#define TRACE_FLAVOR HP800_THREAD_STATE
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#define TRACE_FLAVOR_SIZE HP800_THREAD_STATE_COUNT
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#define TRACE_SET(x,state) \
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((struct hp800_thread_state *)state)->cr22 |= PSW_SS
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#define TRACE_CLEAR(x,state) \
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((((struct hp800_thread_state *)state)->cr22 &= ~PSW_SS), 1)
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/* For OSF1 (Should be close if not identical to BSD, but I haven't
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tested it yet):
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@ -44,9 +66,6 @@
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} \
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}
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/* OSF1 needs an extra trap. I assume for the emulator startup (?!?) */
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#define START_INFERIOR_TRAPS_EXPECTED 3
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/* OSF1 does not need the pc space queue restored. */
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#define NO_PC_SPACE_QUEUE_RESTORE
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@ -43,7 +43,7 @@ c[12]-*-*) gdb_host=convex ;;
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hppa*-*-bsd*) gdb_host=hppabsd ;;
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hppa*-*-hiux*) gdb_host=hppahpux ;;
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hppa*-*-hpux*) gdb_host=hppahpux ;;
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hppa*-*-osf*) gdb_host=hppabsd ;;
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hppa*-*-osf*) gdb_host=hppaosf ;;
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i[345]86-ncr-*) gdb_host=ncr3000 ;;
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i[345]86-sequent-bsd*) gdb_host=symmetry ;; # dynix
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@ -0,0 +1,141 @@
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/* Low level interface to HP800 running mach 4.0.
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Copyright (C) 1995 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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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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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., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "defs.h"
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#include "inferior.h"
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#include "floatformat.h"
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#include <stdio.h>
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#include <mach.h>
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#include <mach/message.h>
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#include <mach/exception.h>
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#include <mach_error.h>
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#include <target.h>
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/*
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* Fetch inferiors registers for gdb.
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* REGNO specifies which (as gdb views it) register, -1 for all.
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*/
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void
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fetch_inferior_registers (regno)
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int regno;
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{
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kern_return_t ret;
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thread_state_data_t state;
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unsigned int stateCnt = HP800_THREAD_STATE_COUNT;
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int index;
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if (! MACH_PORT_VALID (current_thread))
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error ("fetch inferior registers: Invalid thread");
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if (must_suspend_thread)
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setup_thread (current_thread, 1);
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ret = thread_get_state (current_thread,
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HP800_THREAD_STATE,
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state,
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&stateCnt);
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if (ret != KERN_SUCCESS)
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warning ("fetch_inferior_registers: %s ",
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mach_error_string (ret));
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else
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{
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for (index = 0; index < NUM_REGS; index++)
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supply_register (index,&state[index]);
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}
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if (must_suspend_thread)
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setup_thread (current_thread, 0);
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}
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/* Store our register values back into the inferior.
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* If REGNO is -1, do this for all registers.
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* Otherwise, REGNO specifies which register
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*
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* On mach3 all registers are always saved in one call.
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*/
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void
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store_inferior_registers (regno)
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int regno;
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{
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kern_return_t ret;
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thread_state_data_t state;
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unsigned int stateCnt = HP800_THREAD_STATE_COUNT;
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register int index;
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if (! MACH_PORT_VALID (current_thread))
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error ("store inferior registers: Invalid thread");
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if (must_suspend_thread)
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setup_thread (current_thread, 1);
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/* Fetch the state of the current thread */
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ret = thread_get_state (current_thread,
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HP800_THREAD_STATE,
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state,
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&stateCnt);
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if (ret != KERN_SUCCESS)
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{
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warning ("store_inferior_registers (get): %s",
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mach_error_string (ret));
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if (must_suspend_thread)
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setup_thread (current_thread, 0);
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return;
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}
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/* move gdb's registers to thread's state
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*
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* Since we save all registers anyway, save the ones
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* that gdb thinks are valid (e.g. ignore the regno
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* parameter)
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*/
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if (regno > 0 && regno < NUM_REGS )
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{
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memcpy(&state[regno], ®isters[REGISTER_BYTE (regno)],
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REGISTER_RAW_SIZE(regno));
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}
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else
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{
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for (index = 0; index < NUM_REGS; index++)
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memcpy(&state[index], ®isters[REGISTER_BYTE (index)],
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REGISTER_RAW_SIZE(index));
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/* state[index] = registers[REGISTER_BYTE (index)];*/
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}
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/* Write gdb's current view of register to the thread
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*/
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ret = thread_set_state (current_thread,
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HP800_THREAD_STATE,
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state,
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HP800_THREAD_STATE_COUNT);
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if (ret != KERN_SUCCESS)
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warning ("store_inferior_registers (set): %s",
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mach_error_string (ret));
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if (must_suspend_thread)
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setup_thread (current_thread, 0);
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}
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