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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/tm-h8500.h | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/tm-h8500.h')
-rw-r--r-- | gdb/tm-h8500.h | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/gdb/tm-h8500.h b/gdb/tm-h8500.h deleted file mode 100644 index 6497aaa..0000000 --- a/gdb/tm-h8500.h +++ /dev/null @@ -1,302 +0,0 @@ -/* Parameters for execution on a H8/500 series machine. - Copyright (C) 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* Contributed by Steve Chamberlain sac@cygnus.com */ - -#define GDB_TARGET_IS_H8500 - -#define IEEE_FLOAT 1 - -/* Define the bit, byte, and word ordering of the machine. */ - -#define TARGET_BYTE_ORDER BIG_ENDIAN - -#undef TARGET_INT_BIT -#define TARGET_INT_BIT 16 - -#undef TARGET_PTR_BIT -#define TARGET_PTR_BIT (minimum_mode ? 16 : 32) - - -/* Offset from address of function to start of its code. - Zero on most machines. */ - -#define FUNCTION_START_OFFSET 0 - -/* Advance PC across any function entry prologue instructions - to reach some "real" code. */ - -#define SKIP_PROLOGUE(ip) {(ip) = h8500_skip_prologue(ip);} -extern CORE_ADDR h8500_skip_prologue (); - - -/* Immediately after a function call, return the saved pc. - Can't always go through the frames for this because on some machines - the new frame is not set up until the new function executes - some instructions. */ - -#define SAVED_PC_AFTER_CALL(frame) saved_pc_after_call(frame) - - -/* Stack grows downward. */ - -#define INNER_THAN < - -/* Illegal instruction - used by the simulator for breakpoint - detection */ -#define BREAKPOINT {0x0b} - - -/* If your kernel resets the pc after the trap happens you may need to - define this before including this file. */ - -#define DECR_PC_AFTER_BREAK 0 - - -/* Nonzero if instruction at PC is a return instruction. */ - -#define ABOUT_TO_RETURN(pc) about_to_return(pc) - -/* Return 1 if P points to an invalid floating point value. */ - -#define INVALID_FLOAT(p, len) 0 /* Just a first guess; not checked */ - -/* Say how long registers are. */ - -#define REGISTER_TYPE unsigned long - -/* Say how much memory is needed to store a copy of the register set */ - -#define REGISTER_BYTES (24) - -/* Index within `registers' of the first byte of the space for - register N. */ - -int regoff[]; -#define REGISTER_BYTE(N) (regoff[N]) - -/* Number of bytes of storage in the actual machine representation - for register N. */ - -#define REGISTER_RAW_SIZE(N) h8500_register_size(N) -int h8500_register_size PARAMS ((int regno)); - -#define REGISTER_VIRTUAL_SIZE(N) h8500_register_size(N) - -/* Largest value REGISTER_RAW_SIZE can have. */ - -#define MAX_REGISTER_RAW_SIZE 4 - -/* Largest value REGISTER_VIRTUAL_SIZE can have. */ - -#define MAX_REGISTER_VIRTUAL_SIZE 4 - -/* Nonzero if register N requires conversion - from raw format to virtual format. */ - -#define REGISTER_CONVERTIBLE(N) (0) - -/* Convert data from raw format for register REGNUM - to virtual format for register REGNUM. */ - -#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,FROM,TO) \ -{ memcpy ((TO), (FROM), 4); } - -/* Convert data from virtual format for register REGNUM - to raw format for register REGNUM. */ - -#define REGISTER_CONVERT_TO_RAW(REGNUM,FROM,TO) \ -{ memcpy ((TO), (FROM), 4); } - -/* Return the GDB type object for the "standard" data type - of data in register N. */ - -#define REGISTER_VIRTUAL_TYPE(N) h8500_register_virtual_type(N) -struct type *h8500_register_virtual_type PARAMS ((int regno)); - -/* Initializer for an array of names of registers. - Entries beyond the first NUM_REGS are ignored. */ - -#define REGISTER_NAMES \ - {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ - "ccr","pc", \ - "cp","dp","ep","tp" } - -/* Register numbers of various important registers. - Note that some of these values are "real" register numbers, - and correspond to the general registers of the machine, - and some are "phony" register numbers which are too large - to be actual register numbers as far as the user is concerned - but do serve to get the desired values when passed to read_register. */ - - -#define R0_REGNUM 0 -#define R1_REGNUM 1 -#define R2_REGNUM 2 -#define R3_REGNUM 3 -#define R4_REGNUM 4 -#define R5_REGNUM 5 -#define R6_REGNUM 6 -#define R7_REGNUM 7 - -#define SP_REGNUM R7_REGNUM /* Contains address of top of stack */ -#define FP_REGNUM R6_REGNUM /* Contains address of executing stack frame */ - -#define CCR_REGNUM 8 /* Contains processor status */ -#define PC_REGNUM 9 /* Contains program counter */ - -#define SEG_C_REGNUM 10 /* Segment registers */ -#define SEG_D_REGNUM 11 -#define SEG_E_REGNUM 12 -#define SEG_T_REGNUM 13 - -#define NUM_REGS 14 - -#define PTR_SIZE (minimum_mode ? 2: 4) -#define PTR_MASK (minimum_mode ? 0x0000ffff : 0x00ffffff) - -/* Store the address of the place in which to copy the structure the - subroutine will return. This is called from call_function. */ - -/*#define STORE_STRUCT_RETURN(ADDR, SP) \ - { write_register (0, (ADDR)); abort(); }*/ - -/* Extract from an array REGBUF containing the (raw) register state - a function return value of type TYPE, and copy that, in virtual format, - into VALBUF. */ - -#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ - bcopy ((char *)(REGBUF), VALBUF, TYPE_LENGTH(TYPE)) - - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. Assumes floats are passed - in d0/d1. */ - - -#define STORE_RETURN_VALUE(TYPE,VALBUF) \ - write_register_bytes (0, VALBUF, TYPE_LENGTH (TYPE)) - - -/* Extract from an array REGBUF containing the (raw) register state - the address in which a function should return its structure value, - as a CORE_ADDR (or an expression that can be used as one). */ - -#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(CORE_ADDR *)(REGBUF)) - - -/* Define other aspects of the stack frame. */ - -/* A macro that tells us whether the function invocation represented - by FI does not have a frame on the stack associated with it. If it - does not, FRAMELESS is set to 1, else 0. */ -#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) \ - (FRAMELESS) = frameless_look_for_prologue(FI) - -/* Any function with a frame looks like this - SECOND ARG - FIRST ARG - RET PC - SAVED R2 - SAVED R3 - SAVED FP <-FP POINTS HERE - LOCALS0 - LOCALS1 <-SP POINTS HERE - - */ - -CORE_ADDR h8500_frame_chain PARAMS ((FRAME thisframe)); - -#define INIT_EXTRA_FRAME_INFO(fromleaf, fci) \ - (fci)->frame |= read_register(SEG_T_REGNUM) << 16; - -#define FRAME_CHAIN(FRAME) h8500_frame_chain(FRAME) - -#define FRAME_SAVED_PC(FRAME) frame_saved_pc(FRAME) - -#define FRAME_ARGS_ADDRESS(fi) frame_args_address(fi) - -#define FRAME_LOCALS_ADDRESS(fi) frame_locals_address(fi); - -/* Set VAL to the number of args passed to frame described by FI. - Can set VAL to -1, meaning no way to tell. */ - -/* We can't tell how many args there are - now that the C compiler delays popping them. */ - -#define FRAME_NUM_ARGS(val,fi) (val = -1) - -/* Return number of bytes at start of arglist that are not really args. */ - -#define FRAME_ARGS_SKIP 0 - -/* Put here the code to store, into a struct frame_saved_regs, - the addresses of the saved registers of frame described by FRAME_INFO. - This includes special registers such as pc and fp saved in special - ways in the stack frame. sp is even more special: - the address we return for it IS the sp for the next frame. */ - -#define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ - frame_find_saved_regs(frame_info, &(frame_saved_regs)) - - -/* Push an empty stack frame, to record the current PC, etc. */ - -/*#define PUSH_DUMMY_FRAME { h8300_push_dummy_frame (); }*/ - -/* Discard from the stack the innermost frame, restoring all registers. */ - -#define POP_FRAME { h8300_pop_frame (); } - -#define SHORT_INT_MAX 32767 -#define SHORT_INT_MIN -32768 - - - -#define BEFORE_MAIN_LOOP_HOOK \ - hms_before_main_loop(); - - -#define NAMES_HAVE_UNDERSCORE - -typedef unsigned short INSN_WORD; - -#define ADDR_BITS_REMOVE(addr) ((addr) & 0xffffff) -#define ADDR_BITS_SET(addr) (((addr))) - -#define read_memory_short(x) (read_memory_integer(x,2) & 0xffff) -#define DONT_USE_REMOTE - - -#define PRINT_REGISTER_HOOK(regno) print_register_hook(regno) - -int minimum_mode; - -#define CALL_DUMMY_LENGTH 10 - -/* Fake variables to make it easy to use 24 bit register pointers */ - -int h8500_is_trapped_internalvar PARAMS ((char *name)); -#define IS_TRAPPED_INTERNALVAR h8500_is_trapped_internalvar - -PTR h8500_value_of_trapped_internalvar PARAMS ((struct internalvar *var)); -#define VALUE_OF_TRAPPED_INTERNALVAR h8500_value_of_trapped_internalvar - -void h8500_set_trapped_internalvar PARAMS ((struct internalvar *var, value newval, int bitpos, int bitsize, int offset)); -#define SET_TRAPPED_INTERNALVAR h8500_set_trapped_internalvar |