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Diffstat (limited to 'gdb/config/d10v/tm-d10v.h')
| -rw-r--r-- | gdb/config/d10v/tm-d10v.h | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/gdb/config/d10v/tm-d10v.h b/gdb/config/d10v/tm-d10v.h deleted file mode 100644 index ef75bc5..0000000 --- a/gdb/config/d10v/tm-d10v.h +++ /dev/null @@ -1,337 +0,0 @@ -/* Target-specific definition for the Mitsubishi D10V - Copyright (C) 1996 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. */ - -/* Contributed by Martin Hunt, hunt@cygnus.com */ - -#define GDB_TARGET_IS_D10V - -/* 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 - -/* these are the addresses the D10V-EVA board maps data */ -/* and instruction memory to. */ - -#define DMEM_START 0x0000000 -#define IMEM_START 0x1000000 -#define STACK_START 0x0007ffe - -#ifdef __STDC__ /* Forward decls for prototypes */ -struct frame_info; -struct frame_saved_regs; -struct type; -struct value; -#endif - -/* Advance PC across any function entry prologue instructions - to reach some "real" code. */ - -extern CORE_ADDR d10v_skip_prologue (); -#define SKIP_PROLOGUE(ip) \ - {(ip) = d10v_skip_prologue(ip);} - - -/* Stack grows downward. */ -#define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) - -/* for a breakpoint, use "dbt || nop" */ -#define BREAKPOINT {0x2f, 0x90, 0x5e, 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 4 - -#define REGISTER_NAMES \ -{ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ - "r8", "r9", "r10","r11","r12", "r13", "r14","r15",\ - "psw","bpsw","pc","bpc", "cr4", "cr5", "cr6", "rpt_c",\ - "rpt_s","rpt_e", "mod_s", "mod_e", "cr12", "cr13", "iba", "cr15",\ - "imap0","imap1","dmap","a0", "a1"\ - } - -#define NUM_REGS 37 - -/* 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 LR_REGNUM 13 -#define SP_REGNUM 15 -#define FP_REGNUM 11 -#define PC_REGNUM 18 -#define PSW_REGNUM 16 -#define IMAP0_REGNUM 32 -#define IMAP1_REGNUM 33 -#define DMAP_REGNUM 34 -#define A0_REGNUM 35 - -/* Say how much memory is needed to store a copy of the register set */ -#define REGISTER_BYTES ((NUM_REGS-2)*2+16) - -/* Index within `registers' of the first byte of the space for - register N. */ - -#define REGISTER_BYTE(N) \ -( ((N) > A0_REGNUM) ? ( ((N)-A0_REGNUM)*8 + A0_REGNUM*2 ) : ((N) * 2) ) - -/* Number of bytes of storage in the actual machine representation - for register N. */ - -#define REGISTER_RAW_SIZE(N) ( ((N) >= A0_REGNUM) ? 8 : 2 ) - -/* Number of bytes of storage in the program's representation - for register N. */ -#define REGISTER_VIRTUAL_SIZE(N) ( ((N) >= A0_REGNUM) ? 8 : ( ((N) == PC_REGNUM || (N) == SP_REGNUM) ? 4 : 2 )) - -/* Largest value REGISTER_RAW_SIZE can have. */ - -#define MAX_REGISTER_RAW_SIZE 8 - -/* Largest value REGISTER_VIRTUAL_SIZE can have. */ - -#define MAX_REGISTER_VIRTUAL_SIZE 8 - -/* Return the GDB type object for the "standard" data type - of data in register N. */ - -#define REGISTER_VIRTUAL_TYPE(N) \ -( ((N) < A0_REGNUM ) ? ((N) == PC_REGNUM || (N) == SP_REGNUM ? builtin_type_long : builtin_type_short) : builtin_type_long_long) - - -/* convert $pc and $sp to/from virtual addresses */ -#define REGISTER_CONVERTIBLE(N) ((N) == PC_REGNUM || (N) == SP_REGNUM) -#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \ -{ \ - ULONGEST x = extract_unsigned_integer ((FROM), REGISTER_RAW_SIZE (REGNUM)); \ - if (REGNUM == PC_REGNUM) x = (x << 2) | IMEM_START; \ - else x |= DMEM_START; \ - store_unsigned_integer ((TO), TYPE_LENGTH(TYPE), x); \ -} -#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \ -{ \ - ULONGEST x = extract_unsigned_integer ((FROM), TYPE_LENGTH(TYPE)); \ - x &= 0x3ffff; \ - if (REGNUM == PC_REGNUM) x >>= 2; \ - store_unsigned_integer ((TO), 2, x); \ -} - -#define D10V_MAKE_DADDR(x) ((x) | DMEM_START) -#define D10V_MAKE_IADDR(x) (((x) << 2) | IMEM_START) - -#define D10V_DADDR_P(X) (((X) & 0x3000000) == DMEM_START) -#define D10V_IADDR_P(X) (((X) & 0x3000000) == IMEM_START) - -#define D10V_CONVERT_IADDR_TO_RAW(X) (((X) >> 2) & 0xffff) -#define D10V_CONVERT_DADDR_TO_RAW(X) ((X) & 0xffff) - -#define ARG1_REGNUM R0_REGNUM -#define ARGN_REGNUM 3 -#define RET1_REGNUM R0_REGNUM - -/* Store the address of the place in which to copy the structure the - subroutine will return. This is called from call_function. - - We store structs through a pointer passed in the first Argument - register. */ - -#define STORE_STRUCT_RETURN(ADDR, SP) \ - { write_register (ARG1_REGNUM, (ADDR)); } - - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. - - Things always get returned in RET1_REGNUM, RET2_REGNUM, ... */ - -#define STORE_RETURN_VALUE(TYPE,VALBUF) \ - write_register_bytes (REGISTER_BYTE(RET1_REGNUM), 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) \ - (extract_address ((REGBUF) + REGISTER_BYTE (ARG1_REGNUM), REGISTER_RAW_SIZE (ARG1_REGNUM)) | DMEM_START) - -/* Should we use EXTRACT_STRUCT_VALUE_ADDRESS instead of - EXTRACT_RETURN_VALUE? GCC_P is true if compiled with gcc - and TYPE is the type (which is known to be struct, union or array). - - The d10v returns anything less than 8 bytes in size in - registers. */ - -extern use_struct_convention_fn d10v_use_struct_convention; -#define USE_STRUCT_CONVENTION(gcc_p, type) d10v_use_struct_convention (gcc_p, type) - - - -/* Define other aspects of the stack frame. - we keep a copy of the worked out return pc lying around, since it - is a useful bit of info */ - -#define EXTRA_FRAME_INFO \ - CORE_ADDR return_pc; \ - int frameless; \ - int size; - -#define INIT_EXTRA_FRAME_INFO(fromleaf, fi) \ - d10v_init_extra_frame_info(fromleaf, fi) - -extern void d10v_init_extra_frame_info PARAMS (( int fromleaf, struct frame_info *fi )); - -/* 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_CHAIN(FRAME) d10v_frame_chain(FRAME) -extern int d10v_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *)); -#define FRAME_CHAIN_VALID(chain, thisframe) d10v_frame_chain_valid (chain, thisframe) -#define FRAME_SAVED_PC(FRAME) ((FRAME)->return_pc) -#define FRAME_ARGS_ADDRESS(fi) (fi)->frame -#define FRAME_LOCALS_ADDRESS(fi) (fi)->frame - -/* Immediately after a function call, return the saved pc. We can't */ -/* use frame->return_pc beause that is determined by reading R13 off the */ -/*stack and that may not be written yet. */ - -#define SAVED_PC_AFTER_CALL(frame) ((read_register(LR_REGNUM) << 2) | IMEM_START) - -/* 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 */ - -#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) \ - d10v_frame_find_saved_regs(frame_info, &(frame_saved_regs)) - -extern void d10v_frame_find_saved_regs PARAMS ((struct frame_info *, struct frame_saved_regs *)); - -#define NAMES_HAVE_UNDERSCORE - - -/* DUMMY FRAMES. Need these to support inferior function calls. They - work like this on D10V: First we set a breakpoint at 0 or __start. - Then we push all the registers onto the stack. Then put the - function arguments in the proper registers and set r13 to our - breakpoint address. Finally, the PC is set to the start of the - function being called (no JSR/BSR insn). When it hits the - breakpoint, clear the break point and pop the old register contents - off the stack. */ - -extern void d10v_pop_frame PARAMS ((struct frame_info *frame)); -#define POP_FRAME generic_pop_current_frame (d10v_pop_frame) - -#define USE_GENERIC_DUMMY_FRAMES -#define CALL_DUMMY {0} -#define CALL_DUMMY_START_OFFSET (0) -#define CALL_DUMMY_BREAKPOINT_OFFSET (0) -#define CALL_DUMMY_LOCATION AT_ENTRY_POINT -#define FIX_CALL_DUMMY(DUMMY, START, FUNADDR, NARGS, ARGS, TYPE, GCCP) -#define CALL_DUMMY_ADDRESS() entry_point_address () -extern CORE_ADDR d10v_push_return_address PARAMS ((CORE_ADDR pc, CORE_ADDR sp)); -#define PUSH_RETURN_ADDRESS(PC, SP) d10v_push_return_address (PC, SP) - -#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP) -/* #define PC_IN_CALL_DUMMY(pc, sp, frame_address) ( pc == IMEM_START + 4 ) */ - -#define PUSH_DUMMY_FRAME generic_push_dummy_frame () - -/* override the default get_saved_register function with one that - takes account of generic CALL_DUMMY frames */ -#define GET_SAVED_REGISTER -#define get_saved_register generic_get_saved_register - -#define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \ - sp = d10v_push_arguments((nargs), (args), (sp), (struct_return), (struct_addr)) -extern CORE_ADDR d10v_push_arguments PARAMS ((int, struct value **, CORE_ADDR, int, CORE_ADDR)); - - -/* 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) \ -d10v_extract_return_value(TYPE, REGBUF, VALBUF) - extern void -d10v_extract_return_value PARAMS ((struct type *, char *, char *)); - - -#define REGISTER_SIZE 2 - -#ifdef CC_HAS_LONG_LONG -# define LONGEST long long -#else -# define LONGEST long -#endif -#define ULONGEST unsigned LONGEST - -void d10v_write_pc PARAMS ((CORE_ADDR val, int pid)); -CORE_ADDR d10v_read_pc PARAMS ((int pid)); -void d10v_write_sp PARAMS ((CORE_ADDR val)); -CORE_ADDR d10v_read_sp PARAMS ((void)); -void d10v_write_fp PARAMS ((CORE_ADDR val)); -CORE_ADDR d10v_read_fp PARAMS ((void)); - -#define TARGET_READ_PC(pid) d10v_read_pc (pid) -#define TARGET_WRITE_PC(val,pid) d10v_write_pc (val, pid) -#define TARGET_READ_FP() d10v_read_fp () -#define TARGET_WRITE_FP(val) d10v_write_fp (val) -#define TARGET_READ_SP() d10v_read_sp () -#define TARGET_WRITE_SP(val) d10v_write_sp (val) - -/* Number of bits in the appropriate type */ -#define TARGET_INT_BIT (2 * TARGET_CHAR_BIT) -#define TARGET_PTR_BIT (4 * TARGET_CHAR_BIT) -#define TARGET_DOUBLE_BIT (4 * TARGET_CHAR_BIT) -#define TARGET_LONG_DOUBLE_BIT (8 * TARGET_CHAR_BIT) - - -/* For the d10v when talking to the remote d10v board, GDB addresses - need to be translated into a format that the d10v rom monitor - understands. */ - -int remote_d10v_translate_xfer_address PARAMS ((CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr)); -#define REMOTE_TRANSLATE_XFER_ADDRESS(GDB_ADDR, GDB_LEN, REM_ADDR, REM_LEN) \ -(REM_LEN) = remote_d10v_translate_xfer_address ((GDB_ADDR), (GDB_LEN), &(REM_ADDR)) - |