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- This comparison shows the changes necessary to convert path
/or1k/trunk/gdb-5.0/gdb/config/h8500
- from Rev 107 to Rev 1765
- ↔ Reverse comparison
Rev 107 → Rev 1765
/h8500.mt
0,0 → 1,6
# Target: H8500 with HMS monitor and H8 simulator |
TDEPFILES= h8500-tdep.o monitor.o remote-hms.o dsrec.o |
TM_FILE= tm-h8500.h |
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SIM_OBS = remote-sim.o |
SIM = ../sim/h8500/libsim.a |
/tm-h8500.h
0,0 → 1,292
/* Parameters for execution on a H8/500 series machine. |
Copyright (C) 1993, 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 |
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. |
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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. */ |
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/* Contributed by Steve Chamberlain sac@cygnus.com */ |
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#define GDB_TARGET_IS_H8500 |
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#define IEEE_FLOAT 1 |
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/* Define the bit, byte, and word ordering of the machine. */ |
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#define TARGET_BYTE_ORDER BIG_ENDIAN |
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/* Define the sizes of integers and pointers. */ |
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#define TARGET_INT_BIT 16 |
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#define TARGET_LONG_BIT 32 |
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#define TARGET_PTR_BIT (minimum_mode ? 16 : 32) |
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/* Offset from address of function to start of its code. |
Zero on most machines. */ |
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#define FUNCTION_START_OFFSET 0 |
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/* Advance PC across any function entry prologue instructions |
to reach some "real" code. */ |
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#define SKIP_PROLOGUE(ip) (h8500_skip_prologue (ip)) |
extern CORE_ADDR h8500_skip_prologue PARAMS ((CORE_ADDR)); |
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/* 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. */ |
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#define SAVED_PC_AFTER_CALL(frame) saved_pc_after_call() |
extern CORE_ADDR saved_pc_after_call PARAMS ((void)); |
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/* Stack grows downward. */ |
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#define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) |
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/* Illegal instruction - used by the simulator for breakpoint |
detection */ |
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#define BREAKPOINT {0x0b} |
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/* If your kernel resets the pc after the trap happens you may need to |
define this before including this file. */ |
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#define DECR_PC_AFTER_BREAK 0 |
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/* Say how long registers are. */ |
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#define REGISTER_TYPE unsigned long |
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/* Say how much memory is needed to store a copy of the register set */ |
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#define REGISTER_BYTES (NUM_REGS * 4) |
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/* Index within `registers' of the first byte of the space for |
register N. */ |
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#define REGISTER_BYTE(N) ((N)*4) |
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/* Number of bytes of storage in the actual machine representation |
for register N. */ |
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#define REGISTER_RAW_SIZE(N) h8500_register_size(N) |
extern int h8500_register_size PARAMS ((int regno)); |
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#define REGISTER_SIZE 4 |
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#define REGISTER_VIRTUAL_SIZE(N) h8500_register_size(N) |
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/* Largest value REGISTER_RAW_SIZE can have. */ |
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#define MAX_REGISTER_RAW_SIZE 4 |
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/* Largest value REGISTER_VIRTUAL_SIZE can have. */ |
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#define MAX_REGISTER_VIRTUAL_SIZE 4 |
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/* Return the GDB type object for the "standard" data type |
of data in register N. */ |
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#define REGISTER_VIRTUAL_TYPE(N) h8500_register_virtual_type(N) |
extern struct type *h8500_register_virtual_type PARAMS ((int regno)); |
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/* Initializer for an array of names of registers. |
Entries beyond the first NUM_REGS are ignored. */ |
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#define REGISTER_NAMES \ |
{ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ |
"pr0","pr1","pr2","pr3","pr4","pr5","pr6","pr7", \ |
"cp", "dp", "ep", "tp", "sr", "pc"} |
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/* 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. */ |
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#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 |
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#define PR0_REGNUM 8 |
#define PR1_REGNUM 9 |
#define PR2_REGNUM 10 |
#define PR3_REGNUM 11 |
#define PR4_REGNUM 12 |
#define PR5_REGNUM 13 |
#define PR6_REGNUM 14 |
#define PR7_REGNUM 15 |
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#define SEG_C_REGNUM 16 /* Segment registers */ |
#define SEG_D_REGNUM 17 |
#define SEG_E_REGNUM 18 |
#define SEG_T_REGNUM 19 |
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#define CCR_REGNUM 20 /* Contains processor status */ |
#define PC_REGNUM 21 /* Contains program counter */ |
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#define NUM_REGS 22 |
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#define SP_REGNUM PR7_REGNUM /* Contains address of top of stack */ |
#define FP_REGNUM PR6_REGNUM /* Contains address of executing stack frame */ |
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#define PTR_SIZE (minimum_mode ? 2 : 4) |
#define PTR_MASK (minimum_mode ? 0x0000ffff : 0x00ffffff) |
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/* Store the address of the place in which to copy the structure the |
subroutine will return. This is called from call_function. */ |
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/*#define STORE_STRUCT_RETURN(ADDR, SP) \ |
{ write_register (0, (ADDR)); abort(); } */ |
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/* 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. */ |
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#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ |
memcpy (VALBUF, (char *)(REGBUF), TYPE_LENGTH(TYPE)) |
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/* Write into appropriate registers a function return value |
of type TYPE, given in virtual format. */ |
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#define STORE_RETURN_VALUE(TYPE,VALBUF) \ |
write_register_bytes (0, VALBUF, TYPE_LENGTH (TYPE)) |
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/* 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). */ |
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#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(CORE_ADDR *)(REGBUF)) |
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/* Define other aspects of the stack frame. */ |
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/* 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. */ |
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#define FRAMELESS_FUNCTION_INVOCATION(FI) \ |
(frameless_look_for_prologue (FI)) |
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/* 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 |
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*/ |
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#define INIT_EXTRA_FRAME_INFO(fromleaf, fci) ; |
/* (fci)->frame |= read_register(SEG_T_REGNUM) << 16; */ |
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#define FRAME_CHAIN(FRAME) h8500_frame_chain(FRAME) |
struct frame_info; |
extern CORE_ADDR h8500_frame_chain PARAMS ((struct frame_info *)); |
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#define FRAME_SAVED_PC(FRAME) frame_saved_pc(FRAME) |
extern CORE_ADDR frame_saved_pc PARAMS ((struct frame_info * frame)); |
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#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame) |
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#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) |
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/* Set VAL to the number of args passed to frame described by FI. |
Can set VAL to -1, meaning no way to tell. */ |
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/* We can't tell how many args there are |
now that the C compiler delays popping them. */ |
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#define FRAME_NUM_ARGS(fi) (-1) |
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/* Return number of bytes at start of arglist that are not really args. */ |
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#define FRAME_ARGS_SKIP 0 |
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/* 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. */ |
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#define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ |
frame_find_saved_regs(frame_info, &(frame_saved_regs)) |
struct frame_saved_regs; |
extern void frame_find_saved_regs PARAMS ((struct frame_info * frame_info, struct frame_saved_regs * frame_saved_regs)); |
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/* Discard from the stack the innermost frame, restoring all registers. */ |
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#define POP_FRAME { h8500_pop_frame (); } |
extern void h8500_pop_frame PARAMS ((void)); |
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#define SHORT_INT_MAX 32767 |
#define SHORT_INT_MIN -32768 |
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typedef unsigned short INSN_WORD; |
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extern CORE_ADDR h8500_addr_bits_remove PARAMS ((CORE_ADDR)); |
#define ADDR_BITS_REMOVE(addr) h8500_addr_bits_remove (addr) |
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#define read_memory_short(x) (read_memory_integer(x,2) & 0xffff) |
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#define PRINT_REGISTER_HOOK(regno) print_register_hook(regno) |
extern void print_register_hook PARAMS ((int)); |
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extern int minimum_mode; |
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#define CALL_DUMMY_LENGTH 10 |
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/* Fake variables to make it easy to use 24 bit register pointers */ |
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#define IS_TRAPPED_INTERNALVAR h8500_is_trapped_internalvar |
extern int h8500_is_trapped_internalvar PARAMS ((char *name)); |
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#define VALUE_OF_TRAPPED_INTERNALVAR h8500_value_of_trapped_internalvar |
extern struct value *h8500_value_of_trapped_internalvar ( /* struct internalvar *var */ ); |
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#define SET_TRAPPED_INTERNALVAR h8500_set_trapped_internalvar |
extern void h8500_set_trapped_internalvar ( /* struct internalvar *var, value newval, int bitpos, int bitsize, int offset */ ); |
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extern CORE_ADDR h8500_read_sp PARAMS ((void)); |
extern void h8500_write_sp PARAMS ((CORE_ADDR)); |
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extern CORE_ADDR h8500_read_fp PARAMS ((void)); |
extern void h8500_write_fp PARAMS ((CORE_ADDR)); |
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extern CORE_ADDR h8500_read_pc PARAMS ((int)); |
extern void h8500_write_pc PARAMS ((CORE_ADDR, int)); |
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#define TARGET_READ_SP() h8500_read_sp() |
#define TARGET_WRITE_SP(x) h8500_write_sp(x) |
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#define TARGET_READ_PC(pid) h8500_read_pc(pid) |
#define TARGET_WRITE_PC(x,pid) h8500_write_pc(x,pid) |
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#define TARGET_READ_FP() h8500_read_fp() |
#define TARGET_WRITE_FP(x) h8500_write_fp(x) |