From: Zdenek Radouch Date: Thu, 3 Dec 1998 15:36:26 +0000 (+0000) Subject: Still some bogus code; checkpoint. X-Git-Tag: gdb-4_18~665 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a7f32b781b9a5a2dd4f6e1fcf20be216c3612f02;p=external%2Fbinutils.git Still some bogus code; checkpoint. --- diff --git a/gdb/config/fr30/tm-fr30.h b/gdb/config/fr30/tm-fr30.h index f8e55a9..6dc010e 100644 --- a/gdb/config/fr30/tm-fr30.h +++ b/gdb/config/fr30/tm-fr30.h @@ -81,9 +81,22 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define MAX_REGISTER_VIRTUAL_SIZE FR30_REGSIZE extern void fr30_pop_frame PARAMS ((void)); -/* XXX do we need the parameter ? */ #define POP_FRAME fr30_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 fr30_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR)); +#define PUSH_RETURN_ADDRESS(PC, SP) fr30_push_return_address (PC, SP) + + +#define PUSH_DUMMY_FRAME generic_push_dummy_frame () + + /* Number of bytes at start of arglist that are not really args. */ #define FRAME_ARGS_SKIP 0 @@ -104,6 +117,10 @@ extern void fr30_pop_frame PARAMS ((void)); extract_address (REGBUF + REGISTER_BYTE (RETVAL_REG), \ REGISTER_RAW_SIZE (RETVAL_REG)) +#define STORE_STRUCT_RETURN(ADDR, SP) \ + { write_register (RETVAL_REG, (ADDR)); } + + #define FRAME_ARGS_ADDRESS(fi) (fi->frame) #define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) @@ -150,355 +167,16 @@ extern CORE_ADDR fr30_skip_prologue PARAMS ((CORE_ADDR pc)); #define BREAKPOINT_INTNUM 9 /* one of the reserved traps */ #define BREAKPOINT {FR30_BREAKOP, BREAKPOINT_INTNUM} +/* Define this for Wingdb */ +#define TARGET_FR30 - - - - - - -#if(0) /* Z.R. */ - -ARM example - -#ifdef __STDC__ /* Forward decls for prototypes */ -struct type; -struct value; -#endif +#if(1) /* Z.R. */ -#define TARGET_BYTE_ORDER_SELECTABLE +/*ARM example*/ /* IEEE format floating point */ - #define IEEE_FLOAT -/* FIXME: may need a floatformat_ieee_double_bigbyte_littleword format for - BIG_ENDIAN use. -fnf */ - -#define TARGET_DOUBLE_FORMAT (target_byte_order == BIG_ENDIAN \ - ? &floatformat_ieee_double_big \ - : &floatformat_ieee_double_littlebyte_bigword) - -/* When reading symbols, we need to zap the low bit of the address, which - may be set to 1 for Thumb functions. */ - -#define SMASH_TEXT_ADDRESS(addr) ((addr) &= ~0x1) - -/* Remove useless bits from addresses in a running program. */ - -CORE_ADDR arm_addr_bits_remove PARAMS ((CORE_ADDR)); - -#define ADDR_BITS_REMOVE(val) (arm_addr_bits_remove (val)) - -/* 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 arm_skip_prologue PARAMS ((CORE_ADDR pc)); - -#define SKIP_PROLOGUE(pc) { pc = arm_skip_prologue (pc); } - -/* 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) arm_saved_pc_after_call (frame) -struct frame_info; -extern CORE_ADDR arm_saved_pc_after_call PARAMS ((struct frame_info *)); - -/* I don't know the real values for these. */ -#define TARGET_UPAGES UPAGES -#define TARGET_NBPG NBPG - -/* Address of end of stack space. */ - -#define STACK_END_ADDR (0x01000000 - (TARGET_UPAGES * TARGET_NBPG)) - -/* Stack grows downward. */ - -#define INNER_THAN < - -/* Sequence of bytes for breakpoint instruction. */ - -/* !!!! if we're using RDP, then we're inserting breakpoints and storing - their handles instread of what was in memory. It is nice that - this is the same size as a handle - otherwise remote-rdp will - have to change. */ - -#define ARM_LE_BREAKPOINT {0x00,0x00,0x18,0xef} /* BKPT_SWI from */ -#define ARM_BE_BREAKPOINT {0xef,0x18,0x00,0x00} /* BKPT_SWI from */ -#define THUMB_LE_BREAKPOINT {0x18,0xdf} /* swi 24 */ -#define THUMB_BE_BREAKPOINT {0xdf,0x18} /* swi 24 */ - -/* The following has been superseded by BREAKPOINT_FOR_PC, but - is defined merely to keep mem-break.c happy. */ -#define LITTLE_BREAKPOINT ARM_LE_BREAKPOINT -#define BIG_BREAKPOINT ARM_BE_BREAKPOINT - -/* BREAKPOINT_FROM_PC uses the program counter value to determine whether a - 16- or 32-bit breakpoint should be used. It returns a pointer - to a string of bytes that encode a breakpoint instruction, stores - the length of the string to *lenptr, and adjusts the pc (if necessary) to - point to the actual memory location where the breakpoint should be - inserted. */ - -unsigned char * arm_breakpoint_from_pc PARAMS ((CORE_ADDR * pcptr, int * lenptr)); -#define BREAKPOINT_FROM_PC(pcptr, lenptr) arm_breakpoint_from_pc (pcptr, lenptr) - -/* Amount PC must be decremented by after a breakpoint. - This is often the number of bytes in BREAKPOINT - but not always. */ - -#define DECR_PC_AFTER_BREAK 0 - -/* Nonzero if instruction at PC is a return instruction. */ - -#define ABOUT_TO_RETURN(pc) \ - ((read_memory_integer(pc, 4) & 0x0fffffff == 0x01b0f00e) || \ - (read_memory_integer(pc, 4) & 0x0ffff800 == 0x09eba800)) - -/* code to execute to print interesting information about the - * floating point processor (if any) - * No need to define if there is nothing to do. - */ -#define FLOAT_INFO { arm_float_info (); } - -/* Say how long (ordinary) registers are. This is a piece of bogosity - used in push_word and a few other places; REGISTER_RAW_SIZE is the - real way to know how big a register is. */ - -#define REGISTER_SIZE 4 - -/* Number of machine registers */ - -/* Note: I make a fake copy of the pc in register 25 (calling it ps) so - that I can clear the status bits from pc (register 15) */ - -#define NUM_REGS 26 - -/* Initializer for an array of names of registers. - There should be NUM_REGS strings in this initializer. */ - -#define ORIGINAL_REGISTER_NAMES \ -{ "a1", "a2", "a3", "a4", /* 0 1 2 3 */ \ - "v1", "v2", "v3", "v4", /* 4 5 6 7 */ \ - "v5", "v6", "sl", "fp", /* 8 9 10 11 */ \ - "ip", "sp", "lr", "pc", /* 12 13 14 15 */ \ - "f0", "f1", "f2", "f3", /* 16 17 18 19 */ \ - "f4", "f5", "f6", "f7", /* 20 21 22 23 */ \ - "fps","ps" } /* 24 25 */ - -/* These names are the ones which gcc emits, and - I find them less confusing. Toggle between them - using the `othernames' command. */ - -#define ADDITIONAL_REGISTER_NAMES \ -{ "r0", "r1", "r2", "r3", /* 0 1 2 3 */ \ - "r4", "r5", "r6", "r7", /* 4 5 6 7 */ \ - "r8", "r9", "sl", "fp", /* 8 9 10 11 */ \ - "ip", "sp", "lr", "pc", /* 12 13 14 15 */ \ - "f0", "f1", "f2", "f3", /* 16 17 18 19 */ \ - "f4", "f5", "f6", "f7", /* 20 21 22 23 */ \ - "fps","ps" } /* 24 25 */ - -#define REGISTER_NAMES ADDITIONAL_REGISTER_NAMES -#ifndef REGISTER_NAMES -#define REGISTER_NAMES ORIGINAL_REGISTER_NAMES -#endif - -/* 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 A1_REGNUM 0 /* first integer-like argument */ -#define A4_REGNUM 3 /* last integer-like argument */ -#define AP_REGNUM 11 -#define FP_REGNUM 11 /* Contains address of executing stack frame */ -#define SP_REGNUM 13 /* Contains address of top of stack */ -#define LR_REGNUM 14 /* address to return to from a function call */ -#define PC_REGNUM 15 /* Contains program counter */ -#define F0_REGNUM 16 /* first floating point register */ -#define F3_REGNUM 19 /* last floating point argument register */ -#define F7_REGNUM 23 /* last floating point register */ -#define FPS_REGNUM 24 /* floating point status register */ -#define PS_REGNUM 25 /* Contains processor status */ - -#define THUMB_FP_REGNUM 7 /* R7 is frame register on Thumb */ - -#define ARM_NUM_ARG_REGS 4 -#define ARM_LAST_ARG_REGNUM A4_REGNUM -#define ARM_NUM_FP_ARG_REGS 4 -#define ARM_LAST_FP_ARG_REGNUM F3_REGNUM - -/* Instruction condition field values. */ -#define INST_EQ 0x0 -#define INST_NE 0x1 -#define INST_CS 0x2 -#define INST_CC 0x3 -#define INST_MI 0x4 -#define INST_PL 0x5 -#define INST_VS 0x6 -#define INST_VC 0x7 -#define INST_HI 0x8 -#define INST_LS 0x9 -#define INST_GE 0xa -#define INST_LT 0xb -#define INST_GT 0xc -#define INST_LE 0xd -#define INST_AL 0xe -#define INST_NV 0xf - -#define FLAG_N 0x80000000 -#define FLAG_Z 0x40000000 -#define FLAG_C 0x20000000 -#define FLAG_V 0x10000000 - - - -/* Total amount of space needed to store our copies of the machine's - register state, the array `registers'. */ -#define REGISTER_BYTES (16*4 + 12*8 + 4 + 4) - -/* Index within `registers' of the first byte of the space for - register N. */ - -#define REGISTER_BYTE(N) (((N) < F0_REGNUM) ? (N)*4 : \ - (((N) < PS_REGNUM) ? 16*4 + ((N) - 16)*12 : \ - 16*4 + 8*12 + ((N) - FPS_REGNUM) * 4)) - -/* Number of bytes of storage in the actual machine representation - for register N. On the vax, all regs are 4 bytes. */ - -#define REGISTER_RAW_SIZE(N) (((N) < F0_REGNUM || (N) >= FPS_REGNUM) ? 4 : 12) - -/* Number of bytes of storage in the program's representation - for register N. On the vax, all regs are 4 bytes. */ - -#define REGISTER_VIRTUAL_SIZE(N) (((N) < F0_REGNUM || (N) >= FPS_REGNUM) ? 4 : 8) - -/* Largest value REGISTER_RAW_SIZE can have. */ - -#define MAX_REGISTER_RAW_SIZE 12 - -/* Largest value REGISTER_VIRTUAL_SIZE can have. */ - -#define MAX_REGISTER_VIRTUAL_SIZE 8 - -/* Nonzero if register N requires conversion - from raw format to virtual format. */ -#define REGISTER_CONVERTIBLE(N) ((unsigned)(N) - F0_REGNUM < 8) - -/* Convert data from raw format for register REGNUM in buffer FROM - to virtual format with type TYPE in buffer TO. */ - -#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \ -{ \ - double val; \ - convert_from_extended ((FROM), & val); \ - store_floating ((TO), TYPE_LENGTH (TYPE), val); \ -} - -/* Convert data from virtual format with type TYPE in buffer FROM - to raw format for register REGNUM in buffer TO. */ - -#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \ -{ \ - double val = extract_floating ((FROM), TYPE_LENGTH (TYPE)); \ - convert_to_extended (&val, (TO)); \ -} -/* Return the GDB type object for the "standard" data type - of data in register N. */ - -#define REGISTER_VIRTUAL_TYPE(N) \ - (((unsigned)(N) - F0_REGNUM) < 8 ? builtin_type_double : builtin_type_int) - -/* The system C compiler uses a similar structure return convention to gcc */ - -#define USE_STRUCT_CONVENTION(gcc_p, type) (TYPE_LENGTH (type) > 4) - -/* 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) \ - { write_register (0, (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) \ - if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) \ - convert_from_extended (REGBUF + REGISTER_BYTE (F0_REGNUM), VALBUF); \ - else \ - memcpy (VALBUF, REGBUF, TYPE_LENGTH (TYPE)) - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. */ - -#define STORE_RETURN_VALUE(TYPE,VALBUF) \ - if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) { \ - char _buf[MAX_REGISTER_RAW_SIZE]; \ - convert_to_extended (VALBUF, _buf); \ - write_register_bytes (REGISTER_BYTE (F0_REGNUM), _buf, MAX_REGISTER_RAW_SIZE); \ - } else \ - write_register_bytes (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) (*(int *)(REGBUF)) - -/* Specify that for the native compiler variables for a particular - lexical context are listed after the beginning LBRAC instead of - before in the executables list of symbols. */ -#define VARIABLES_INSIDE_BLOCK(desc, gcc_p) (!(gcc_p)) - - -/* Define other aspects of the stack frame. - We keep the offsets of all saved registers, 'cause we need 'em a lot! - We also keep the current size of the stack frame, and the offset of - the frame pointer from the stack pointer (for frameless functions, and - when we're still in the prologue of a function with a frame) */ - -#define EXTRA_FRAME_INFO \ - struct frame_saved_regs fsr; \ - int framesize; \ - int frameoffset; \ - int framereg; - -extern void arm_init_extra_frame_info PARAMS ((struct frame_info *fi)); -#define INIT_EXTRA_FRAME_INFO(fromleaf, fi) arm_init_extra_frame_info (fi) - -/* Return the frame address. On ARM, it is R11; on Thumb it is R7. */ -CORE_ADDR arm_target_read_fp PARAMS ((void)); -#define TARGET_READ_FP() arm_target_read_fp () - -/* 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. - - However, if FRAME_CHAIN_VALID returns zero, - it means the given frame is the outermost one and has no caller. */ - -#define FRAME_CHAIN(thisframe) (CORE_ADDR) arm_frame_chain (thisframe) -extern CORE_ADDR arm_frame_chain PARAMS ((struct frame_info *)); - -#define LOWEST_PC 0x20 /* the first 0x20 bytes are the trap vectors. */ - -#define FRAME_CHAIN_VALID(chain, thisframe) \ - (chain != 0 && (FRAME_SAVED_PC (thisframe) >= LOWEST_PC)) - /* Define other aspects of the stack frame. */ /* A macro that tells us whether the function invocation represented @@ -514,278 +192,23 @@ extern CORE_ADDR arm_frame_chain PARAMS ((struct frame_info *)); (FRAMELESS) = (after_prologue == func_start); \ } -/* Saved Pc. */ - -#define FRAME_SAVED_PC(FRAME) arm_frame_saved_pc (FRAME) -extern CORE_ADDR arm_frame_saved_pc PARAMS ((struct frame_info *)); - -#define FRAME_ARGS_ADDRESS(fi) (fi->frame) - -#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) - -/* Return number of args passed to a frame. - Can return -1, meaning no way to tell. */ - -#define FRAME_NUM_ARGS(numargs, fi) (numargs = -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. */ - -struct frame_saved_regs; -struct frame_info; -void frame_find_saved_regs PARAMS((struct frame_info *fi, - struct frame_saved_regs *fsr)); - -#define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ - arm_frame_find_saved_regs (frame_info, &(frame_saved_regs)); - - -/* Things needed for making the inferior call functions. */ - -#define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \ - sp = arm_push_arguments ((nargs), (args), (sp), (struct_return), (struct_addr)) -extern CORE_ADDR -arm_push_arguments PARAMS ((int, struct value **, CORE_ADDR, int, CORE_ADDR)); - -/* Push an empty stack frame, to record the current PC, etc. */ - -void arm_push_dummy_frame PARAMS ((void)); - -#define PUSH_DUMMY_FRAME arm_push_dummy_frame () - -/* Discard from the stack the innermost frame, restoring all registers. */ - -void arm_pop_frame PARAMS ((void)); - -#define POP_FRAME arm_pop_frame () - -/* This sequence of words is the instructions - - mov lr,pc - mov pc,r4 - swi bkpt_swi - - Note this is 12 bytes. */ - -#define CALL_DUMMY {0xe1a0e00f, 0xe1a0f004, 0xef180000} - -#define CALL_DUMMY_START_OFFSET 0 /* Start execution at beginning of dummy */ - -#define CALL_DUMMY_BREAKPOINT_OFFSET arm_call_dummy_breakpoint_offset() -extern int arm_call_dummy_breakpoint_offset PARAMS ((void)); - -/* Insert the specified number of args and function address - into a call sequence of the above form stored at DUMMYNAME. */ - -#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ - arm_fix_call_dummy (dummyname, pc, fun, nargs, args, type, gcc_p) - -void arm_fix_call_dummy PARAMS ((char *dummy, CORE_ADDR pc, CORE_ADDR fun, - int nargs, struct value **args, - struct type *type, int gcc_p)); - -CORE_ADDR arm_get_next_pc PARAMS ((CORE_ADDR)); - -/* Functions for dealing with Thumb call thunks. */ -#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) arm_in_call_stub (pc, name) -#define SKIP_TRAMPOLINE_CODE(pc) arm_skip_stub (pc) -extern int arm_in_call_stub PARAMS ((CORE_ADDR pc, char *name)); -extern CORE_ADDR arm_skip_stub PARAMS ((CORE_ADDR pc)); - -/* Function to determine whether MEMADDR is in a Thumb function. */ -extern int arm_pc_is_thumb PARAMS ((bfd_vma memaddr)); - -/* Function to determine whether MEMADDR is in a call dummy called from - a Thumb function. */ -extern int arm_pc_is_thumb_dummy PARAMS ((bfd_vma memaddr)); - -/* Macros for setting and testing a bit in a minimal symbol that - marks it as Thumb function. The MSB of the minimal symbol's - "info" field is used for this purpose. This field is already - being used to store the symbol size, so the assumption is - that the symbol size cannot exceed 2^31. - - COFF_MAKE_MSYMBOL_SPECIAL - ELF_MAKE_MSYMBOL_SPECIAL tests whether the COFF or ELF symbol corresponds - to a thumb function, and sets a "special" bit in a - minimal symbol to indicate that it does - MSYMBOL_SET_SPECIAL actually sets the "special" bit - MSYMBOL_IS_SPECIAL tests the "special" bit in a minimal symbol - MSYMBOL_SIZE returns the size of the minimal symbol, i.e. - the "info" field with the "special" bit masked out -*/ - -extern int coff_sym_is_thumb(int val); -#define MSYMBOL_SET_SPECIAL(msym) \ - MSYMBOL_INFO (msym) = (char *) (((long) MSYMBOL_INFO (msym)) | 0x80000000) -#define MSYMBOL_IS_SPECIAL(msym) \ - (((long) MSYMBOL_INFO (msym) & 0x80000000) != 0) -#define MSYMBOL_SIZE(msym) \ - ((long) MSYMBOL_INFO (msym) & 0x7fffffff) - -/* Thumb symbol are of type STT_LOPROC, (synonymous with STT_ARM_TFUNC) */ -#define ELF_MAKE_MSYMBOL_SPECIAL(sym,msym) \ - { if(ELF_ST_TYPE(((elf_symbol_type *)(sym))->internal_elf_sym.st_info) == STT_LOPROC) \ - MSYMBOL_SET_SPECIAL(msym); } - -#define COFF_MAKE_MSYMBOL_SPECIAL(val,msym) \ - { if(coff_sym_is_thumb(val)) MSYMBOL_SET_SPECIAL(msym); } - - -V850 example - - -#define TARGET_BYTE_ORDER BIG_ENDIAN - -#define NUM_REGS 66 - -#define REGISTER_NAMES \ -{ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ - "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ - "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ - "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", \ - \ - "eipc", "eipsw", "fepc", "fepsw", "ecr", "psw", "sr6", "sr7", \ - "sr8", "sr9", "sr10", "sr11", "sr12", "sr13", "sr14", "sr15", \ - "sr16", "sr17", "sr18", "sr19", "sr20", "sr21", "sr22", "sr23", \ - "sr24", "sr25", "sr26", "sr27", "sr28", "sr29", "sr30", "sr31", \ - \ - "pc", "fp" } - -#define REGISTER_BYTES (NUM_REGS * 4) - -#define REGISTER_SIZE 4 -#define MAX_REGISTER_RAW_SIZE 4 - -#define R0_REGNUM 0 -#define R1_REGNUM 1 -#define SAVE1_START_REGNUM 2 -#define SAVE1_END_REGNUM 2 -#define SP_REGNUM 3 -#define ARG0_REGNUM 6 -#define ARGLAST_REGNUM 9 -#define V0_REGNUM 10 -#define V1_REGNUM 11 -#define R12_REGNUM 12 -#define SAVE2_START_REGNUM 20 -#define SAVE2_END_REGNUM 29 -#define EP_REGNUM 30 -#define SAVE3_START_REGNUM 31 -#define SAVE3_END_REGNUM 31 -#define RP_REGNUM 31 -#define PS_REGNUM 37 -#define PC_REGNUM 64 -#define FP_REGNUM 65 -#define FP_RAW_REGNUM 29 - -#define TARGET_READ_FP() read_register (FP_RAW_REGNUM) -#define TARGET_WRITE_FP(VAL) write_register (FP_REGNUM, (VAL)) - -#define REGISTER_VIRTUAL_TYPE(REG) builtin_type_int - -#define REGISTER_BYTE(REG) ((REG) * 4) -#define REGISTER_VIRTUAL_SIZE(REG) 4 -#define REGISTER_RAW_SIZE(REG) 4 - -#define MAX_REGISTER_VIRTUAL_SIZE 4 - -#define BREAKPOINT {0x40, 0xF8} /* little-ended */ - -#define FUNCTION_START_OFFSET 0 - -#define DECR_PC_AFTER_BREAK 0 - -#define INNER_THAN < - -#define SAVED_PC_AFTER_CALL(fi) read_register (RP_REGNUM) - -#ifdef __STDC__ -struct frame_info; -struct frame_saved_regs; -struct type; -struct value; -#endif - -#define EXTRA_FRAME_INFO struct frame_saved_regs fsr; +/*V850 example*/ extern void fr30_init_extra_frame_info PARAMS ((struct frame_info *fi)); #define INIT_EXTRA_FRAME_INFO(fromleaf, fi) fr30_init_extra_frame_info (fi) -#define INIT_FRAME_PC /* Not necessary */ -extern void fr30_frame_find_saved_regs PARAMS ((struct frame_info *fi, struct frame_saved_regs *regaddr)); -#define FRAME_FIND_SAVED_REGS(fi, regaddr) regaddr = fi->fsr - -extern CORE_ADDR fr30_frame_chain PARAMS ((struct frame_info *fi)); -#define FRAME_CHAIN(fi) fr30_frame_chain (fi) #define FRAME_CHAIN_VALID(FP, FI) generic_frame_chain_valid (FP, FI) -extern CORE_ADDR fr30_find_callers_reg PARAMS ((struct frame_info *fi, int regnum)); -extern CORE_ADDR fr30_frame_saved_pc PARAMS ((struct frame_info *)); -#define FRAME_SAVED_PC(FI) (fr30_frame_saved_pc (FI)) - -#define EXTRACT_RETURN_VALUE(TYPE, REGBUF, VALBUF) \ - memcpy (VALBUF, REGBUF + REGISTER_BYTE (V0_REGNUM), TYPE_LENGTH (TYPE)) - -#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ - extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \ - REGISTER_RAW_SIZE (V0_REGNUM)) - -#define STORE_RETURN_VALUE(TYPE, VALBUF) \ - write_register_bytes(REGISTER_BYTE (V0_REGNUM), VALBUF, TYPE_LENGTH (TYPE)); - -extern CORE_ADDR fr30_skip_prologue PARAMS ((CORE_ADDR pc)); -#define SKIP_PROLOGUE(pc) pc = fr30_skip_prologue (pc) - -#define FRAME_ARGS_SKIP 0 - -#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame) -#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame) -#define FRAME_NUM_ARGS(val, fi) ((val) = -1) - -extern void fr30_pop_frame PARAMS ((void)); -#define POP_FRAME fr30_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 fr30_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR)); -#define PUSH_RETURN_ADDRESS(PC, SP) fr30_push_return_address (PC, SP) - - -#define PUSH_DUMMY_FRAME generic_push_dummy_frame () - extern CORE_ADDR fr30_push_arguments PARAMS ((int nargs, struct value **args, CORE_ADDR sp, - unsigned char struct_return, + int struct_return, CORE_ADDR struct_addr)); #define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \ (SP) = fr30_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) -#define STORE_STRUCT_RETURN(STRUCT_ADDR, SP) - - #define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP) #define USE_STRUCT_CONVENTION(GCC_P, TYPE) \ (TYPE_NFIELDS (TYPE) > 1 || TYPE_LENGTH (TYPE) > 4) -/* override the default get_saved_register function with - one that takes account of generic CALL_DUMMY frames */ -#define GET_SAVED_REGISTER - -/* Define this for Wingdb */ - -#define TARGET_FR30 - #endif /* Z.R. */