diff options
author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
---|---|---|
committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/config/z8k | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/config/z8k')
-rw-r--r-- | gdb/config/z8k/.Sanitize | 34 | ||||
-rw-r--r-- | gdb/config/z8k/tm-z8k.h | 287 | ||||
-rw-r--r-- | gdb/config/z8k/z8k.mt | 7 |
3 files changed, 0 insertions, 328 deletions
diff --git a/gdb/config/z8k/.Sanitize b/gdb/config/z8k/.Sanitize deleted file mode 100644 index 3e79f4b..0000000 --- a/gdb/config/z8k/.Sanitize +++ /dev/null @@ -1,34 +0,0 @@ -# .Sanitize for devo/gdb/config/z8k. - -# Each directory to survive its way into a release will need a file -# like this one called "./.Sanitize". All keyword lines must exist, -# and must exist in the order specified by this file. Each directory -# in the tree will be processed, top down, in the following order. - -# Hash started lines like this one are comments and will be deleted -# before anything else is done. Blank lines will also be squashed -# out. - -# The lines between the "Do-first:" line and the "Things-to-keep:" -# line are executed as a /bin/sh shell script before anything else is -# done in this directory. - -Do-first: - -# All files listed between the "Things-to-keep:" line and the -# "Files-to-sed:" line will be kept. All other files will be removed. -# Directories listed in this section will have their own Sanitize -# called. Directories not listed will be removed in their entirety -# with rm -rf. - -Things-to-keep: - -tm-z8k.h -z8k.mt - -Things-to-lose: - - -Do-last: - -# End of file. diff --git a/gdb/config/z8k/tm-z8k.h b/gdb/config/z8k/tm-z8k.h deleted file mode 100644 index babde90..0000000 --- a/gdb/config/z8k/tm-z8k.h +++ /dev/null @@ -1,287 +0,0 @@ -/* Parameters for execution on a z8000 series machine. - Copyright 1992, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define IEEE_FLOAT 1 - -#undef TARGET_INT_BIT -#undef TARGET_LONG_BIT -#undef TARGET_SHORT_BIT -#undef TARGET_PTR_BIT - -#define TARGET_SHORT_BIT 16 -#define TARGET_INT_BIT 16 -#define TARGET_LONG_BIT 32 -#define TARGET_PTR_BIT (BIG ? 32: 16) - -/* Define the bit, byte, and word ordering of the machine. */ -#define TARGET_BYTE_ORDER BIG_ENDIAN - -/* 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) = z8k_skip_prologue(ip);} -extern CORE_ADDR mz8k_skip_prologue PARAMS ((CORE_ADDR ip)); - - -/* 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(lhs,rhs) ((lhs) < (rhs)) - -/* Sequence of bytes for breakpoint instruction. */ - -#define BREAKPOINT {0x36,0x00} - -/* 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 - -/* Say how long registers are. */ - -#define REGISTER_TYPE unsigned int - -#define NUM_REGS 23 /* 16 registers + 1 ccr + 1 pc + 3 debug - regs + fake fp + fake sp*/ -#define REGISTER_BYTES (NUM_REGS *4) - -/* Index within `registers' of the first byte of the space for - register N. */ - -#define REGISTER_BYTE(N) ((N)*4) - -/* Number of bytes of storage in the actual machine representation - for register N. On the z8k, all but the pc are 2 bytes, but we - keep them all as 4 bytes and trim them on I/O */ - - -#define REGISTER_RAW_SIZE(N) (((N) < 16)? 2:4) - -/* Number of bytes of storage in the program's representation - for register N. */ - -#define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_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 - -/* Return the GDB type object for the "standard" data type - of data in register N. */ - -#define REGISTER_VIRTUAL_TYPE(N) \ - (REGISTER_VIRTUAL_SIZE(N) == 2? builtin_type_unsigned_int : builtin_type_long) - -/*#define INIT_FRAME_PC(x,y) init_frame_pc(x,y)*/ -/* 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", \ - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ - "ccr", "pc", "cycles","insts","time","fp","sp"} - -/* 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 CCR_REGNUM 16 /* Contains processor status */ -#define PC_REGNUM 17 /* Contains program counter */ -#define CYCLES_REGNUM 18 -#define INSTS_REGNUM 19 -#define TIME_REGNUM 20 -#define FP_REGNUM 21 /* Contains fp, whatever memory model */ -#define SP_REGNUM 22 /* Conatins sp, whatever memory model */ - - - -#define PTR_SIZE (BIG ? 4: 2) -#define PTR_MASK (BIG ? 0xff00ffff : 0x0000ffff) - -/* 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) 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. This is assuming that floating point values are returned - as doubles in d0/d1. */ - - -#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ - memcpy(VALBUF, REGBUF + REGISTER_BYTE(2), TYPE_LENGTH(TYPE)); - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. */ - -#define STORE_RETURN_VALUE(TYPE,VALBUF) abort(); - -/* 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)) - -/* Describe the pointer in each stack frame to the previous stack frame - (its caller). */ - -/* FRAME_CHAIN takes a frame's nominal address and produces the frame's - chain-pointer. - In the case of the Z8000, the frame's nominal address - is the address of a ptr sized byte word containing the calling - frame's address. */ - -#define FRAME_CHAIN(thisframe) frame_chain(thisframe); - - - -/* 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) - -#define FRAME_SAVED_PC(FRAME) frame_saved_pc(FRAME) - -#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame) - -#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) - -/* 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. */ -#if !defined (FRAME_NUM_ARGS) -#define FRAME_NUM_ARGS(val,fi) (val = -1) -#endif - -/* Return number of bytes at start of arglist that are not really args. */ - -#define FRAME_ARGS_SKIP 8 - -#ifdef __STDC__ -struct frame_info; -#endif -extern void z8k_frame_init_saved_regs PARAMS ((struct frame_info *)); -#define FRAME_INIT_SAVED_REGS(fi) z8k_frame_init_saved_regs (fi) - - -/* Things needed for making the inferior call functions. - It seems like every m68k based machine has almost identical definitions - in the individual machine's configuration files. Most other cpu types - (mips, i386, etc) have routines in their *-tdep.c files to handle this - for most configurations. The m68k family should be able to do this as - well. These macros can still be overridden when necessary. */ - -/* The CALL_DUMMY macro is the sequence of instructions, as disassembled - by gdb itself: - - fmovemx fp0-fp7,sp@- 0xf227 0xe0ff - moveml d0-a5,sp@- 0x48e7 0xfffc - clrw sp@- 0x4267 - movew ccr,sp@- 0x42e7 - - /..* The arguments are pushed at this point by GDB; - no code is needed in the dummy for this. - The CALL_DUMMY_START_OFFSET gives the position of - the following jsr instruction. *../ - - jsr @#0x32323232 0x4eb9 0x3232 0x3232 - addal #0x69696969,sp 0xdffc 0x6969 0x6969 - trap #<your BPT_VECTOR number here> 0x4e4? - nop 0x4e71 - - Note this is CALL_DUMMY_LENGTH bytes (28 for the above example). - We actually start executing at the jsr, since the pushing of the - registers is done by PUSH_DUMMY_FRAME. If this were real code, - the arguments for the function called by the jsr would be pushed - between the moveml and the jsr, and we could allow it to execute through. - But the arguments have to be pushed by GDB after the PUSH_DUMMY_FRAME is - done, and we cannot allow the moveml to push the registers again lest - they be taken for the arguments. */ - - -#define CALL_DUMMY { 0 } -#define CALL_DUMMY_LENGTH 24 /* Size of CALL_DUMMY */ -#define CALL_DUMMY_START_OFFSET 8 /* Offset to jsr instruction*/ - - -/* Insert the specified number of args and function address - into a call sequence of the above form stored at DUMMYNAME. - We use the BFD routines to store a big-endian value of known size. */ - -#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ -{ bfd_putb32 (fun, (char *) dummyname + CALL_DUMMY_START_OFFSET + 2); \ - bfd_putb32 (nargs*4, (char *) dummyname + CALL_DUMMY_START_OFFSET + 8); } - -/* Push an empty stack frame, to record the current PC, etc. */ - -#define PUSH_DUMMY_FRAME { z8k_push_dummy_frame (); } - -extern void z8k_push_dummy_frame PARAMS ((void)); - -extern void z8k_pop_frame PARAMS ((void)); - -/* Discard from the stack the innermost frame, restoring all registers. */ - -#define POP_FRAME { z8k_pop_frame (); } - -/* Offset from SP to first arg on stack at first instruction of a function */ - -#define SP_ARG0 (1 * 4) - -extern CORE_ADDR z8k_addr_bits_remove PARAMS ((CORE_ADDR)); -#define ADDR_BITS_REMOVE(addr) z8k_addr_bits_remove (addr) -int sim_z8001_mode; -#define BIG (sim_z8001_mode) - -#define read_memory_short(x) (read_memory_integer(x,2) & 0xffff) - -#define NO_STD_REGS - -#define PRINT_REGISTER_HOOK(regno) print_register_hook(regno) - - -#define INIT_EXTRA_SYMTAB_INFO \ - z8k_set_pointer_size(objfile->obfd->arch_info->bits_per_address); - -#define REGISTER_SIZE 4 - diff --git a/gdb/config/z8k/z8k.mt b/gdb/config/z8k/z8k.mt deleted file mode 100644 index cb8d043..0000000 --- a/gdb/config/z8k/z8k.mt +++ /dev/null @@ -1,7 +0,0 @@ -# Target: Z8000 with simulator -TDEPFILES= z8k-tdep.o -TM_FILE= tm-z8k.h - -SIM_OBS = remote-sim.o -SIM = ../sim/z8k/libsim.a - |