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Diffstat (limited to 'gdb/config/sh/tm-sh.h')
| -rw-r--r-- | gdb/config/sh/tm-sh.h | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/gdb/config/sh/tm-sh.h b/gdb/config/sh/tm-sh.h deleted file mode 100644 index 2177909..0000000 --- a/gdb/config/sh/tm-sh.h +++ /dev/null @@ -1,281 +0,0 @@ -/* Target-specific definition for a Hitachi Super-H. - 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* Contributed by Steve Chamberlain sac@cygnus.com */ - -#ifdef __STDC__ -struct frame_info; -struct frame_saved_regs; -struct value; -struct type; -#endif - -#define GDB_TARGET_IS_SH - -#define IEEE_FLOAT 1 - -/* Define the bit, byte, and word ordering of the machine. */ - -#define TARGET_BYTE_ORDER_SELECTABLE - - -/* 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. */ - -extern CORE_ADDR sh_skip_prologue (); -#define SKIP_PROLOGUE(ip) \ - {(ip) = sh_skip_prologue(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. - - The return address is the value saved in the PR register + 4 */ - -#define SAVED_PC_AFTER_CALL(frame) (ADDR_BITS_REMOVE(read_register(PR_REGNUM))) - -/* Stack grows downward. */ - -#define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) - -/* Illegal instruction - used by the simulator for breakpoint - detection */ - -#define BREAKPOINT {0xc3, 0xc3} /* 0xc3c3 is trapa #c3, and it works in big - and little endian modes */ - -#define BIG_REMOTE_BREAKPOINT { 0xc3, 0x20 } -#define LITTLE_REMOTE_BREAKPOINT { 0x20, 0xc3 } - -/* 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 long - -/* Say how much memory is needed to store a copy of the register set */ -#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. */ - -#define REGISTER_RAW_SIZE(N) 4 - -#define REGISTER_VIRTUAL_SIZE(N) 4 - -/* 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) \ - ((((N) >= FP0_REGNUM && (N) <= FP15_REGNUM) \ - || (N) == FPUL_REGNUM) \ - ? builtin_type_float : builtin_type_int) - -/* Initializer for an array of names of registers. - Entries beyond the first NUM_REGS are ignored. */ - -extern char **sh_register_names; -#define REGISTER_NAME(i) sh_register_names[i] - -#define NUM_REGS 59 - -/* 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 STRUCT_RETURN_REGNUM 2 -#define ARG0_REGNUM 4 -#define ARGLAST_REGNUM 7 -#define FP_REGNUM 14 -#define SP_REGNUM 15 -#define PC_REGNUM 16 -#define PR_REGNUM 17 -#define GBR_REGNUM 18 -#define VBR_REGNUM 19 -#define MACH_REGNUM 20 -#define MACL_REGNUM 21 -#define SR_REGNUM 22 -#define FPUL_REGNUM 23 -#define FPSCR_REGNUM 24 -#define FP0_REGNUM 25 -#define FP15_REGNUM 40 -#define SSR_REGNUM 41 -#define SPC_REGNUM 42 -#define R0B0_REGNUM 43 -#define R0B1_REGNUM 51 - -#define NUM_REALREGS 59 - -/* 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 R0 */ - -#define STORE_STRUCT_RETURN(ADDR, SP) \ - { write_register (STRUCT_RETURN_REGNUM, (ADDR)); } - -extern use_struct_convention_fn sh_use_struct_convention; -#define USE_STRUCT_CONVENTION(gcc_p, type) sh_use_struct_convention (gcc_p, type) - -/* 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. */ - -extern void sh_extract_return_value PARAMS ((struct type *, void *, void *)); -#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ - sh_extract_return_value (TYPE, REGBUF, VALBUF) - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. - - Things always get returned in R0/R1 */ - -#define STORE_RETURN_VALUE(TYPE,VALBUF) \ - write_register_bytes (REGISTER_BYTE(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) \ - extract_address (REGBUF, REGISTER_RAW_SIZE (0)) - - -/* 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 leaf_function; \ - int f_offset; - -#define INIT_EXTRA_FRAME_INFO(fromleaf, fi) \ - sh_init_extra_frame_info(fromleaf, fi) -extern void sh_init_extra_frame_info PARAMS ((int, struct frame_info *)); - -/* 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)->return_pc) -#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 */ - -#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 - -extern void sh_frame_find_saved_regs PARAMS ((struct frame_info *fi, - struct frame_saved_regs *fsr)); - -/* 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) \ - sh_frame_find_saved_regs(frame_info, &(frame_saved_regs)) - -#define NAMES_HAVE_UNDERSCORE - -typedef unsigned short INSN_WORD; - -extern CORE_ADDR sh_push_arguments PARAMS ((int nargs, - struct value **args, - CORE_ADDR sp, - unsigned char struct_return, - CORE_ADDR struct_addr)); - -#define USE_GENERIC_DUMMY_FRAMES -#define CALL_DUMMY {0} -#define CALL_DUMMY_LENGTH (0) -#define CALL_DUMMY_START_OFFSET (0) -#define CALL_DUMMY_BREAKPOINT_OFFSET (0) -#define FIX_CALL_DUMMY(DUMMY, STARTADDR, FUNADDR, NARGS, ARGS, TYPE, GCCP) -#define CALL_DUMMY_LOCATION AT_ENTRY_POINT -#define CALL_DUMMY_ADDRESS() entry_point_address () -extern CORE_ADDR sh_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR)); -#define PUSH_RETURN_ADDRESS(PC, SP) sh_push_return_address (PC, SP) - - -extern CORE_ADDR sh_frame_chain PARAMS ((struct frame_info *)); -#define FRAME_CHAIN(FRAME) sh_frame_chain(FRAME) -#define PUSH_DUMMY_FRAME generic_push_dummy_frame () -#define FRAME_CHAIN_VALID(FP, FRAME) generic_frame_chain_valid (FP, FRAME) -#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP) -#define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \ - (SP) = sh_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) - -/* override the standard get_saved_register function with - one that takes account of generic CALL_DUMMY frames */ -#define GET_SAVED_REGISTER - -/* Discard from the stack the innermost frame, restoring all saved - registers. */ - -extern void sh_pop_frame PARAMS ((void)); -#define POP_FRAME sh_pop_frame(); - -#define NOP {0x20, 0x0b} - -#define REGISTER_SIZE 4 - -#define COERCE_FLOAT_TO_DOUBLE 1 - -#define BELIEVE_PCC_PROMOTION 1 - -/* Need this for WinGDB. See gdb/mswin/{regdoc.h, gdbwin.c, gui.cpp}. */ -#define TARGET_SH |