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[/] [or1k/] [trunk/] [insight/] [gdb/] [config/] [w65/] [tm-w65.h] - Rev 1765
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/* OBSOLETE /* Parameters for execution on a WDC 65816 machine. */ /* OBSOLETE Copyright 1995, 1998, 1999, 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 #include "regcache.h" */ /* OBSOLETE */ /* OBSOLETE /* Contributed by Steve Chamberlain sac@cygnus.com */ */ /* OBSOLETE */ /* OBSOLETE #define GDB_TARGET_IS_W65 */ /* OBSOLETE */ /* OBSOLETE #define IEEE_FLOAT (1) */ /* OBSOLETE */ /* OBSOLETE /* Define the bit, byte, and word ordering of the machine. */ */ /* OBSOLETE */ /* OBSOLETE #define TARGET_BYTE_ORDER LITTLE_ENDIAN */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Offset from address of function to start of its code. */ /* OBSOLETE Zero on most machines. */ */ /* OBSOLETE */ /* OBSOLETE #define FUNCTION_START_OFFSET 0 */ /* OBSOLETE */ /* OBSOLETE /* Advance PC across any function entry prologue instructions */ /* OBSOLETE to reach some "real" code. */ */ /* OBSOLETE */ /* OBSOLETE extern CORE_ADDR w65_skip_prologue (); */ /* OBSOLETE */ /* OBSOLETE #define SKIP_PROLOGUE(ip) \ */ /* OBSOLETE {(ip) = w65_skip_prologue(ip);} */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Immediately after a function call, return the saved pc. */ /* OBSOLETE Can't always go through the frames for this because on some machines */ /* OBSOLETE the new frame is not set up until the new function executes */ /* OBSOLETE some instructions. */ /* OBSOLETE */ /* OBSOLETE The return address is the value saved in the PR register + 4 */ */ /* OBSOLETE */ /* OBSOLETE #define SAVED_PC_AFTER_CALL(frame) \ */ /* OBSOLETE saved_pc_after_call(frame) */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Stack grows downward. */ */ /* OBSOLETE */ /* OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) */ /* OBSOLETE */ /* OBSOLETE /* Illegal instruction - used by the simulator for breakpoint */ /* OBSOLETE detection */ */ /* OBSOLETE */ /* OBSOLETE #define BREAKPOINT {0xcb} /* WAI */ */ /* OBSOLETE */ /* OBSOLETE /* If your kernel resets the pc after the trap happens you may need to */ /* OBSOLETE define this before including this file. */ */ /* OBSOLETE #define DECR_PC_AFTER_BREAK 0 */ /* OBSOLETE */ /* OBSOLETE /* Return 1 if P points to an invalid floating point value. */ */ /* OBSOLETE */ /* OBSOLETE #define INVALID_FLOAT(p, len) 0 /* Just a first guess; not checked */ */ /* OBSOLETE */ /* OBSOLETE /* Say how long registers are. */ */ /* OBSOLETE /*#define REGISTER_TYPE int */ */ /* OBSOLETE */ /* OBSOLETE /* Say how much memory is needed to store a copy of the register set */ */ /* OBSOLETE #define REGISTER_BYTES (NUM_REGS*4) */ /* OBSOLETE */ /* OBSOLETE /* Index within `registers' of the first byte of the space for */ /* OBSOLETE register N. */ */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_BYTE(N) ((N)*4) */ /* OBSOLETE */ /* OBSOLETE /* Number of bytes of storage in the actual machine representation */ /* OBSOLETE for register N. */ */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_RAW_SIZE(N) (((N) < 16) ? 2 : 4) */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) */ /* OBSOLETE */ /* OBSOLETE /* Largest value REGISTER_RAW_SIZE can have. */ */ /* OBSOLETE */ /* OBSOLETE #define MAX_REGISTER_RAW_SIZE 4 */ /* OBSOLETE */ /* OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have. */ */ /* OBSOLETE */ /* OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE 4 */ /* OBSOLETE */ /* OBSOLETE /* Return the GDB type object for the "standard" data type */ /* OBSOLETE of data in register N. */ */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \ */ /* OBSOLETE (REGISTER_VIRTUAL_SIZE(N) == 2 ? builtin_type_unsigned_short : builtin_type_unsigned_long) */ /* OBSOLETE */ /* OBSOLETE /* Initializer for an array of names of registers. */ /* OBSOLETE Entries beyond the first NUM_REGS are ignored. */ */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_NAMES \ */ /* OBSOLETE {"r0","r1","r2", "r3", "r4", "r5", "r6", "r7", \ */ /* OBSOLETE "r8","r9","r10","r11","r12","r13","r14","r15", \ */ /* OBSOLETE "pc","a", "x", "y", "dbr","d", "s", "p", \ */ /* OBSOLETE "ticks","cycles","insts"} */ /* OBSOLETE */ /* OBSOLETE /* Register numbers of various important registers. */ /* OBSOLETE Note that some of these values are "real" register numbers, */ /* OBSOLETE and correspond to the general registers of the machine, */ /* OBSOLETE and some are "phony" register numbers which are too large */ /* OBSOLETE to be actual register numbers as far as the user is concerned */ /* OBSOLETE but do serve to get the desired values when passed to read_register. */ */ /* OBSOLETE */ /* OBSOLETE #define SP_REGNUM 22 */ /* OBSOLETE #define FP_REGNUM 15 */ /* OBSOLETE #define NUM_REGS 27 */ /* OBSOLETE #define PC_REGNUM 16 */ /* OBSOLETE #define P_REGNUM 23 */ /* OBSOLETE */ /* OBSOLETE /* Store the address of the place in which to copy the structure the */ /* OBSOLETE subroutine will return. This is called from call_function. */ /* OBSOLETE */ /* OBSOLETE We store structs through a pointer passed in R4 */ */ /* OBSOLETE */ /* OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) \ */ /* OBSOLETE { write_register (4, (ADDR)); } */ /* OBSOLETE */ /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */ /* OBSOLETE a function return value of type TYPE, and copy that, in virtual format, */ /* OBSOLETE into VALBUF. */ */ /* OBSOLETE */ /* OBSOLETE #define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ */ /* OBSOLETE memcpy (VALBUF, (char *)(REGBUF), TYPE_LENGTH(TYPE)) */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Write into appropriate registers a function return value */ /* OBSOLETE of type TYPE, given in virtual format. */ /* OBSOLETE */ /* OBSOLETE Things always get returned in R4/R5 */ */ /* OBSOLETE */ /* OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ */ /* OBSOLETE write_register_bytes (REGISTER_BYTE(4), VALBUF, TYPE_LENGTH (TYPE)) */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */ /* OBSOLETE the address in which a function should return its structure value, */ /* OBSOLETE as a CORE_ADDR (or an expression that can be used as one). */ */ /* OBSOLETE */ /* OBSOLETE #define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(CORE_ADDR *)(REGBUF)) */ /* OBSOLETE */ /* OBSOLETE /* A macro that tells us whether the function invocation represented */ /* OBSOLETE by FI does not have a frame on the stack associated with it. If it */ /* OBSOLETE does not, FRAMELESS is set to 1, else 0. */ */ /* OBSOLETE */ /* OBSOLETE #define FRAMELESS_FUNCTION_INVOCATION(FI) \ */ /* OBSOLETE (frameless_look_for_prologue (FI)) */ /* OBSOLETE */ /* OBSOLETE #define FRAME_CHAIN(FRAME) w65_frame_chain(FRAME) */ /* OBSOLETE #define FRAME_SAVED_PC(FRAME) (w65_frame_saved_pc(FRAME)) */ /* OBSOLETE #define FRAME_ARGS_ADDRESS(fi) (fi)->frame */ /* OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) (fi)->frame */ /* OBSOLETE */ /* OBSOLETE /* Set VAL to the number of args passed to frame described by FI. */ /* OBSOLETE Can set VAL to -1, meaning no way to tell. */ */ /* OBSOLETE */ /* OBSOLETE /* We can't tell how many args there are */ */ /* OBSOLETE */ /* OBSOLETE #define FRAME_NUM_ARGS(fi) (-1) */ /* OBSOLETE */ /* OBSOLETE /* Return number of bytes at start of arglist that are not really args. */ */ /* OBSOLETE */ /* OBSOLETE #define FRAME_ARGS_SKIP 0 */ /* OBSOLETE */ /* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, */ /* OBSOLETE the addresses of the saved registers of frame described by FRAME_INFO. */ /* OBSOLETE This includes special registers such as pc and fp saved in special */ /* OBSOLETE ways in the stack frame. sp is even more special: */ /* OBSOLETE the address we return for it IS the sp for the next frame. */ */ /* OBSOLETE */ /* OBSOLETE #define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ */ /* OBSOLETE frame_find_saved_regs(frame_info, &(frame_saved_regs)) */ /* OBSOLETE */ /* OBSOLETE typedef unsigned short INSN_WORD; */ /* OBSOLETE */ /* OBSOLETE extern CORE_ADDR w65_addr_bits_remove (CORE_ADDR); */ /* OBSOLETE #define ADDR_BITS_REMOVE(addr) w65_addr_bits_remove (addr) */ /* OBSOLETE */ /* OBSOLETE #define CALL_DUMMY_LENGTH 10 */ /* OBSOLETE */ /* OBSOLETE /* Discard from the stack the innermost frame, */ /* OBSOLETE restoring all saved registers. */ */ /* OBSOLETE */ /* OBSOLETE #define POP_FRAME pop_frame(); */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE #define NOP {0xea} */ /* OBSOLETE */ /* OBSOLETE #define REGISTER_SIZE 4 */ /* OBSOLETE */ /* OBSOLETE #define PRINT_REGISTER_HOOK(regno) print_register_hook(regno) */ /* OBSOLETE */ /* OBSOLETE #define TARGET_INT_BIT 16 */ /* OBSOLETE #define TARGET_LONG_BIT 32 */ /* OBSOLETE #define TARGET_PTR_BIT 32 */