| // OBSOLETE /* Parameters for execution on a Fujitsu FR30 processor. |
| // OBSOLETE Copyright 1999, 2000 Free Software Foundation, Inc. |
| // OBSOLETE |
| // OBSOLETE This file is part of GDB. |
| // OBSOLETE |
| // OBSOLETE This program is free software; you can redistribute it and/or modify |
| // OBSOLETE it under the terms of the GNU General Public License as published by |
| // OBSOLETE the Free Software Foundation; either version 2 of the License, or |
| // OBSOLETE (at your option) any later version. |
| // OBSOLETE |
| // OBSOLETE This program is distributed in the hope that it will be useful, |
| // OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // OBSOLETE GNU General Public License for more details. |
| // OBSOLETE |
| // OBSOLETE You should have received a copy of the GNU General Public License |
| // OBSOLETE along with this program; if not, write to the Free Software |
| // OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, |
| // OBSOLETE Boston, MA 02111-1307, USA. */ |
| // OBSOLETE |
| // OBSOLETE #include "regcache.h" |
| // OBSOLETE |
| // OBSOLETE #define FR30_GENREGS 16 |
| // OBSOLETE #define FR30_DEDICATEDREGS 8 |
| // OBSOLETE #define FR30_REGSIZE 4 /* bytes */ |
| // OBSOLETE |
| // OBSOLETE #define NUM_REGS (FR30_GENREGS + FR30_DEDICATEDREGS) |
| // OBSOLETE #define REGISTER_BYTES ((FR30_GENREGS + FR30_DEDICATEDREGS)*FR30_REGSIZE) |
| // OBSOLETE |
| // OBSOLETE /* Index within `registers' of the first byte of the space for |
| // OBSOLETE register N. */ |
| // OBSOLETE #define REGISTER_BYTE(N) ((N) * FR30_REGSIZE) |
| // OBSOLETE |
| // OBSOLETE /* Initializer for an array of names of registers. |
| // OBSOLETE There should be NUM_REGS strings in this initializer. */ |
| // OBSOLETE #define REGISTER_NAMES \ |
| // OBSOLETE { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", \ |
| // OBSOLETE "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ |
| // OBSOLETE "pc", "ps", "tbr", "rp", "ssp", "usp", "mdh", "mdl" } |
| // OBSOLETE |
| // OBSOLETE /* Offset from address of function to start of its code. |
| // OBSOLETE Zero on most machines. */ |
| // OBSOLETE #define FUNCTION_START_OFFSET 0 |
| // OBSOLETE |
| // OBSOLETE /* Amount PC must be decremented by after a breakpoint. |
| // OBSOLETE This is often the number of bytes in BREAKPOINT |
| // OBSOLETE but not always. */ |
| // OBSOLETE |
| // OBSOLETE #define DECR_PC_AFTER_BREAK 0 |
| // OBSOLETE |
| // OBSOLETE /* Stack grows downward. */ |
| // OBSOLETE |
| // OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) |
| // OBSOLETE |
| // OBSOLETE #define R0_REGNUM 0 |
| // OBSOLETE #define R1_REGNUM 1 |
| // OBSOLETE #define R2_REGNUM 2 |
| // OBSOLETE #define R3_REGNUM 3 |
| // OBSOLETE #define R4_REGNUM 4 |
| // OBSOLETE #define R5_REGNUM 5 |
| // OBSOLETE #define R6_REGNUM 6 |
| // OBSOLETE #define R7_REGNUM 7 |
| // OBSOLETE #define R8_REGNUM 8 |
| // OBSOLETE #define R9_REGNUM 9 |
| // OBSOLETE #define R10_REGNUM 10 |
| // OBSOLETE #define R11_REGNUM 11 |
| // OBSOLETE #define R12_REGNUM 12 |
| // OBSOLETE #define R13_REGNUM 13 |
| // OBSOLETE #define FP_REGNUM 14 /* Frame pointer */ |
| // OBSOLETE #define SP_REGNUM 15 /* Stack pointer */ |
| // OBSOLETE #define PC_REGNUM 16 /* Program counter */ |
| // OBSOLETE #define RP_REGNUM 19 /* Return pointer */ |
| // OBSOLETE |
| // OBSOLETE #define FIRST_ARGREG R4_REGNUM /* first arg (or struct ret val addr) */ |
| // OBSOLETE #define LAST_ARGREG R7_REGNUM /* fourth (or third arg) */ |
| // OBSOLETE #define RETVAL_REG R4_REGNUM /* return vaue */ |
| // OBSOLETE |
| // OBSOLETE /* Say how long (ordinary) registers are. This is a piece of bogosity |
| // OBSOLETE used in push_word and a few other places; REGISTER_RAW_SIZE is the |
| // OBSOLETE real way to know how big a register is. */ |
| // OBSOLETE #define REGISTER_SIZE FR30_REGSIZE |
| // OBSOLETE |
| // OBSOLETE /* Number of bytes of storage in the actual machine representation |
| // OBSOLETE for register N. */ |
| // OBSOLETE #define REGISTER_RAW_SIZE(N) FR30_REGSIZE |
| // OBSOLETE |
| // OBSOLETE /* Largest value REGISTER_RAW_SIZE can have. */ |
| // OBSOLETE #define MAX_REGISTER_RAW_SIZE FR30_REGSIZE |
| // OBSOLETE |
| // OBSOLETE /* Number of bytes of storage in the program's representation |
| // OBSOLETE for register N. */ |
| // OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) |
| // OBSOLETE |
| // OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have. */ |
| // OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE FR30_REGSIZE |
| // OBSOLETE |
| // OBSOLETE extern void fr30_pop_frame (void); |
| // OBSOLETE #define POP_FRAME fr30_pop_frame() |
| // OBSOLETE |
| // OBSOLETE #define USE_GENERIC_DUMMY_FRAMES 1 |
| // OBSOLETE #define CALL_DUMMY {0} |
| // OBSOLETE #define CALL_DUMMY_START_OFFSET (0) |
| // OBSOLETE #define CALL_DUMMY_BREAKPOINT_OFFSET (0) |
| // OBSOLETE #define CALL_DUMMY_LOCATION AT_ENTRY_POINT |
| // OBSOLETE #define FIX_CALL_DUMMY(DUMMY, START, FUNADDR, NARGS, ARGS, TYPE, GCCP) |
| // OBSOLETE #define CALL_DUMMY_ADDRESS() entry_point_address () |
| // OBSOLETE #define PUSH_RETURN_ADDRESS(PC, SP) (write_register(RP_REGNUM, CALL_DUMMY_ADDRESS()), SP) |
| // OBSOLETE #define PUSH_DUMMY_FRAME generic_push_dummy_frame () |
| // OBSOLETE |
| // OBSOLETE /* Number of bytes at start of arglist that are not really args. */ |
| // OBSOLETE #define FRAME_ARGS_SKIP 0 |
| // OBSOLETE |
| // OBSOLETE /* Return the GDB type object for the "standard" data type |
| // OBSOLETE of data in register N. */ |
| // OBSOLETE #define REGISTER_VIRTUAL_TYPE(REG) builtin_type_int |
| // OBSOLETE |
| // OBSOLETE /* Extract from an array REGBUF containing the (raw) register state |
| // OBSOLETE a function return value of type TYPE, and copy that, in virtual format, |
| // OBSOLETE into VALBUF. */ |
| // OBSOLETE #define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ |
| // OBSOLETE memcpy (VALBUF, REGBUF + REGISTER_BYTE(RETVAL_REG) + \ |
| // OBSOLETE (TYPE_LENGTH(TYPE) < 4 ? 4 - TYPE_LENGTH(TYPE) : 0), TYPE_LENGTH (TYPE)) |
| // OBSOLETE |
| // OBSOLETE /* Extract from an array REGBUF containing the (raw) register state |
| // OBSOLETE the address in which a function should return its structure value, |
| // OBSOLETE as a CORE_ADDR (or an expression that can be used as one). */ |
| // OBSOLETE #define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ |
| // OBSOLETE extract_address (REGBUF + REGISTER_BYTE (RETVAL_REG), \ |
| // OBSOLETE REGISTER_RAW_SIZE (RETVAL_REG)) |
| // OBSOLETE |
| // OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) \ |
| // OBSOLETE { write_register (RETVAL_REG, (ADDR)); } |
| // OBSOLETE |
| // OBSOLETE #define FRAME_ARGS_ADDRESS(fi) ((fi)->frame) |
| // OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) |
| // OBSOLETE |
| // OBSOLETE /* Return number of args passed to a frame. |
| // OBSOLETE Can return -1, meaning no way to tell. */ |
| // OBSOLETE #define FRAME_NUM_ARGS(fi) (-1) |
| // OBSOLETE |
| // OBSOLETE /* Forward decls for prototypes */ |
| // OBSOLETE struct frame_info; |
| // OBSOLETE struct frame_saved_regs; |
| // OBSOLETE struct type; |
| // OBSOLETE struct value; |
| // OBSOLETE |
| // OBSOLETE #define EXTRA_FRAME_INFO \ |
| // OBSOLETE struct frame_saved_regs fsr; \ |
| // OBSOLETE int framesize; \ |
| // OBSOLETE int frameoffset; \ |
| // OBSOLETE int framereg; |
| // OBSOLETE |
| // OBSOLETE extern CORE_ADDR fr30_frame_chain (struct frame_info *fi); |
| // OBSOLETE #define FRAME_CHAIN(fi) fr30_frame_chain (fi) |
| // OBSOLETE |
| // OBSOLETE extern CORE_ADDR fr30_frame_saved_pc (struct frame_info *); |
| // OBSOLETE #define FRAME_SAVED_PC(fi) (fr30_frame_saved_pc (fi)) |
| // OBSOLETE |
| // OBSOLETE #define SAVED_PC_AFTER_CALL(fi) read_register (RP_REGNUM) |
| // OBSOLETE |
| // OBSOLETE extern CORE_ADDR fr30_skip_prologue (CORE_ADDR pc); |
| // OBSOLETE #define SKIP_PROLOGUE(pc) (fr30_skip_prologue (pc)) |
| // OBSOLETE |
| // OBSOLETE /* Write into appropriate registers a function return value of type |
| // OBSOLETE TYPE, given in virtual format. VALBUF is in the target byte order; |
| // OBSOLETE it's typically the VALUE_CONTENTS of some struct value, and those |
| // OBSOLETE are in the target's byte order. */ |
| // OBSOLETE extern void fr30_store_return_value (struct type *type, char *valbuf); |
| // OBSOLETE |
| // OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ |
| // OBSOLETE (fr30_store_return_value ((TYPE), (VALBUF))) |
| // OBSOLETE |
| // OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, |
| // OBSOLETE the addresses of the saved registers of frame described by FRAME_INFO. |
| // OBSOLETE This includes special registers such as pc and fp saved in special |
| // OBSOLETE ways in the stack frame. sp is even more special: |
| // OBSOLETE the address we return for it IS the sp for the next frame. */ |
| // OBSOLETE #define FRAME_FIND_SAVED_REGS(fi, regaddr) regaddr = fi->fsr |
| // OBSOLETE |
| // OBSOLETE /* Use INT #BREAKPOINT_INTNUM instruction for breakpoint */ |
| // OBSOLETE #define FR30_BREAKOP 0x1f /* opcode, type D instruction */ |
| // OBSOLETE #define BREAKPOINT_INTNUM 9 /* one of the reserved traps */ |
| // OBSOLETE #define BREAKPOINT {FR30_BREAKOP, BREAKPOINT_INTNUM} |
| // OBSOLETE |
| // OBSOLETE /* Define this for Wingdb */ |
| // OBSOLETE #define TARGET_FR30 |
| // OBSOLETE |
| // OBSOLETE /* Define other aspects of the stack frame. */ |
| // OBSOLETE |
| // OBSOLETE /* An expression that tells us whether the function invocation represented |
| // OBSOLETE by FI does not have a frame on the stack associated with it. */ |
| // OBSOLETE extern int fr30_frameless_function_invocation (struct frame_info *frame); |
| // OBSOLETE #define FRAMELESS_FUNCTION_INVOCATION(FI) (fr30_frameless_function_invocation (FI)); |
| // OBSOLETE |
| // OBSOLETE extern void fr30_init_extra_frame_info (struct frame_info *fi); |
| // OBSOLETE #define INIT_EXTRA_FRAME_INFO(fromleaf, fi) fr30_init_extra_frame_info (fi) |
| // OBSOLETE |
| // OBSOLETE #define FRAME_CHAIN_VALID(FP, FI) generic_file_frame_chain_valid (FP, FI) |
| // OBSOLETE |
| // OBSOLETE extern CORE_ADDR |
| // OBSOLETE fr30_push_arguments (int nargs, struct value **args, CORE_ADDR sp, |
| // OBSOLETE int struct_return, CORE_ADDR struct_addr); |
| // OBSOLETE #define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \ |
| // OBSOLETE (fr30_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR)) |
| // OBSOLETE |
| // OBSOLETE #define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP, FP) |
| // OBSOLETE |
| // OBSOLETE /* Fujitsu's ABI requires all structs to be passed using a pointer. |
| // OBSOLETE That is obviously not very efficient, so I am leaving the definitions |
| // OBSOLETE to make gdb work with GCC style struct passing, in case we decide |
| // OBSOLETE to go for better performance, rather than for compatibility with |
| // OBSOLETE Fujitsu (just change STRUCT_ALWAYS_BY_ADDR to 0) */ |
| // OBSOLETE |
| // OBSOLETE #define STRUCT_ALWAYS_BY_ADDR 1 |
| // OBSOLETE |
| // OBSOLETE #if(STRUCT_ALWAYS_BY_ADDR) |
| // OBSOLETE #define REG_STRUCT_HAS_ADDR(gcc_p,type) 1 |
| // OBSOLETE #else |
| // OBSOLETE /* more standard GCC (optimized) */ |
| // OBSOLETE #define REG_STRUCT_HAS_ADDR(gcc_p,type) \ |
| // OBSOLETE ((TYPE_LENGTH(type) > 4) && (TYPE_LENGTH(type) & 0x3)) |
| // OBSOLETE #endif |
| // OBSOLETE /* alway return struct by value by input pointer */ |
| // OBSOLETE #define USE_STRUCT_CONVENTION(GCC_P, TYPE) 1 |
| // OBSOLETE |
| // OBSOLETE /* The stack should always be aligned on a four-word boundary. */ |
| // OBSOLETE #define STACK_ALIGN(len) (((len) + 3) & ~3) |
| // OBSOLETE |
| // OBSOLETE /* I think the comment about this in value_arg_coerce is wrong; this |
| // OBSOLETE should be true on any system where you can rely on the prototyping |
| // OBSOLETE information. When this is true, value_arg_coerce will promote |
| // OBSOLETE floats to doubles iff the function is not prototyped. */ |
| // OBSOLETE #define COERCE_FLOAT_TO_DOUBLE(formal, actual) (1) |
