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[/] [or1k/] [tags/] [VER_5_3/] [gdb-5.3/] [gdb/] [config/] [pa/] [tm-hppah.h] - Rev 1765
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/* Parameters for execution on an HP PA-RISC machine, running HPUX, for GDB. Copyright 1991, 1992, 1995, 1998 Free Software Foundation, Inc. Contributed by the Center for Software Science at the University of Utah (pa-gdb-bugs@cs.utah.edu). 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 HPUX_SNAP1 #define HPUX_SNAP2 /* The solib hooks are not really designed to have a list of hook and handler routines. So until we clean up those interfaces you either get SOM shared libraries or HP's unusual PA64 ELF shared libraries, but not both. */ #ifdef GDB_TARGET_IS_HPPA_20W #include "pa64solib.h" #endif #ifndef GDB_TARGET_IS_HPPA_20W #include "somsolib.h" #endif /* Actually, for a PA running HPUX the kernel calls the signal handler without an intermediate trampoline. Luckily the kernel always sets the return pointer for the signal handler to point to _sigreturn. */ #define IN_SIGTRAMP(pc, name) (name && STREQ ("_sigreturn", name)) /* For HPUX: The signal context structure pointer is always saved at the base of the frame which "calls" the signal handler. We only want to find the hardware save state structure, which lives 10 32bit words into sigcontext structure. Within the hardware save state structure, registers are found in the same order as the register numbers in GDB. At one time we peeked at %r31 rather than the PC queues to determine what instruction took the fault. This was done on purpose, but I don't remember why. Looking at the PC queues is really the right way, and I don't remember why that didn't work when this code was originally written. */ #define FRAME_SAVED_PC_IN_SIGTRAMP(FRAME, TMP) \ { \ *(TMP) = read_memory_integer ((FRAME)->frame + (43 * 4) , 4); \ } #define FRAME_BASE_BEFORE_SIGTRAMP(FRAME, TMP) \ { \ *(TMP) = read_memory_integer ((FRAME)->frame + (40 * 4), 4); \ } #define FRAME_FIND_SAVED_REGS_IN_SIGTRAMP(FRAME, FSR) \ { \ int i; \ CORE_ADDR TMP; \ TMP = (FRAME)->frame + (10 * 4); \ for (i = 0; i < NUM_REGS; i++) \ { \ if (i == SP_REGNUM) \ (FSR)->regs[SP_REGNUM] = read_memory_integer (TMP + SP_REGNUM * 4, 4); \ else \ (FSR)->regs[i] = TMP + i * 4; \ } \ } /* For HP-UX on PA-RISC we have an implementation for the exception handling target op (in hppa-tdep.c) */ #define CHILD_ENABLE_EXCEPTION_CALLBACK #define CHILD_GET_CURRENT_EXCEPTION_EVENT /* Mostly it's common to all HPPA's. */ #include "pa/tm-hppa.h"