| /* 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" |