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Diffstat (limited to 'gdb/config/mips/tm-mips.h')
| -rw-r--r-- | gdb/config/mips/tm-mips.h | 560 |
1 files changed, 560 insertions, 0 deletions
diff --git a/gdb/config/mips/tm-mips.h b/gdb/config/mips/tm-mips.h new file mode 100644 index 00000000000..6a7091a5282 --- /dev/null +++ b/gdb/config/mips/tm-mips.h @@ -0,0 +1,560 @@ +/* Definitions to make GDB run on a mips box under 4.3bsd. + Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995 + Free Software Foundation, Inc. + Contributed by Per Bothner (bothner@cs.wisc.edu) at U.Wisconsin + and by Alessandro Forin (af@cs.cmu.edu) at CMU.. + +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. */ + +#ifndef TM_MIPS_H +#define TM_MIPS_H 1 + +#ifdef __STDC__ +struct frame_info; +struct symbol; +struct type; +struct value; +#endif + +#include <bfd.h> +#include "coff/sym.h" /* Needed for PDR below. */ +#include "coff/symconst.h" + +#if !defined (TARGET_BYTE_ORDER_DEFAULT) +#define TARGET_BYTE_ORDER_DEFAULT LITTLE_ENDIAN +#endif + +#if !defined (GDB_TARGET_IS_MIPS64) +#define GDB_TARGET_IS_MIPS64 0 +#endif + +#if !defined (MIPS_EABI) +#define MIPS_EABI 0 +#endif + +#if !defined (TARGET_MONITOR_PROMPT) +#define TARGET_MONITOR_PROMPT "<IDT>" +#endif + +/* PC should be masked to remove possible MIPS16 flag */ +#if !defined (GDB_TARGET_MASK_DISAS_PC) +#define GDB_TARGET_MASK_DISAS_PC(addr) UNMAKE_MIPS16_ADDR(addr) +#endif +#if !defined (GDB_TARGET_UNMASK_DISAS_PC) +#define GDB_TARGET_UNMASK_DISAS_PC(addr) MAKE_MIPS16_ADDR(addr) +#endif + +/* Floating point is IEEE compliant */ +#define IEEE_FLOAT + +/* The name of the usual type of MIPS processor that is in the target + system. */ + +#define DEFAULT_MIPS_TYPE "generic" + +/* Remove useless bits from an instruction address. */ + +#define ADDR_BITS_REMOVE(addr) mips_addr_bits_remove(addr) +CORE_ADDR mips_addr_bits_remove PARAMS ((CORE_ADDR addr)); + +/* Remove useless bits from the stack pointer. */ + +#define TARGET_READ_SP() ADDR_BITS_REMOVE (read_register (SP_REGNUM)) + +/* 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(pc) pc = mips_skip_prologue (pc, 0) +extern CORE_ADDR mips_skip_prologue PARAMS ((CORE_ADDR addr, int lenient)); + +/* Return non-zero if PC points to an instruction which will cause a step + to execute both the instruction at PC and an instruction at PC+4. */ +extern int mips_step_skips_delay PARAMS ((CORE_ADDR)); +#define STEP_SKIPS_DELAY_P (1) +#define STEP_SKIPS_DELAY(pc) (mips_step_skips_delay (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) read_register(RA_REGNUM) + +/* Are we currently handling a signal */ + +extern int in_sigtramp PARAMS ((CORE_ADDR, char *)); +#define IN_SIGTRAMP(pc, name) in_sigtramp(pc, name) + +/* Stack grows downward. */ + +#define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) + +#define BIG_ENDIAN 4321 + +/* 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. */ + +extern breakpoint_from_pc_fn mips_breakpoint_from_pc; +#define BREAKPOINT_FROM_PC(pcptr, lenptr) mips_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 + +/* 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 + +/* The size of a register. This is predefined in tm-mips64.h. We + can't use REGISTER_SIZE because that is used for various other + things. */ + +#ifndef MIPS_REGSIZE +#define MIPS_REGSIZE 4 +#endif + +/* The sizes of floating point registers. */ + +#define MIPS_FPU_SINGLE_REGSIZE 4 +#define MIPS_FPU_DOUBLE_REGSIZE 8 + +/* Number of machine registers */ + +#ifndef NUM_REGS +#define NUM_REGS 90 +#endif + +/* Initializer for an array of names of registers. + There should be NUM_REGS strings in this initializer. */ + +#ifndef REGISTER_NAMES +#define REGISTER_NAMES \ + { "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", \ + "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", \ + "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", \ + "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", \ + "sr", "lo", "hi", "bad", "cause","pc", \ + "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ + "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \ + "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",\ + "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",\ + "fsr", "fir", "fp", "", \ + "", "", "", "", "", "", "", "", \ + "", "", "", "", "", "", "", "", \ + } +#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 ZERO_REGNUM 0 /* read-only register, always 0 */ +#define V0_REGNUM 2 /* Function integer return value */ +#define A0_REGNUM 4 /* Loc of first arg during a subr call */ +#if MIPS_EABI +# define MIPS_LAST_ARG_REGNUM 11 /* EABI uses R4 through R11 for args */ +# define MIPS_NUM_ARG_REGS 8 +#else +# define MIPS_LAST_ARG_REGNUM 7 /* old ABI uses R4 through R7 for args */ +# define MIPS_NUM_ARG_REGS 4 +#endif +#define T9_REGNUM 25 /* Contains address of callee in PIC */ +#define SP_REGNUM 29 /* Contains address of top of stack */ +#define RA_REGNUM 31 /* Contains return address value */ +#define PS_REGNUM 32 /* Contains processor status */ +#define HI_REGNUM 34 /* Multiple/divide temp */ +#define LO_REGNUM 33 /* ... */ +#define BADVADDR_REGNUM 35 /* bad vaddr for addressing exception */ +#define CAUSE_REGNUM 36 /* describes last exception */ +#define PC_REGNUM 37 /* Contains program counter */ +#define FP0_REGNUM 38 /* Floating point register 0 (single float) */ +#define FPA0_REGNUM (FP0_REGNUM+12) /* First float argument register */ +#if MIPS_EABI /* EABI uses F12 through F19 for args */ +# define MIPS_LAST_FP_ARG_REGNUM (FP0_REGNUM+19) +# define MIPS_NUM_FP_ARG_REGS 8 +#else /* old ABI uses F12 through F15 for args */ +# define MIPS_LAST_FP_ARG_REGNUM (FP0_REGNUM+15) +# define MIPS_NUM_FP_ARG_REGS 4 +#endif +#define FCRCS_REGNUM 70 /* FP control/status */ +#define FCRIR_REGNUM 71 /* FP implementation/revision */ +#define FP_REGNUM 72 /* Pseudo register that contains true address of executing stack frame */ +#define UNUSED_REGNUM 73 /* Never used, FIXME */ +#define FIRST_EMBED_REGNUM 74 /* First CP0 register for embedded use */ +#define PRID_REGNUM 89 /* Processor ID */ +#define LAST_EMBED_REGNUM 89 /* Last one */ + +/* Define DO_REGISTERS_INFO() to do machine-specific formatting + of register dumps. */ + +#define DO_REGISTERS_INFO(_regnum, fp) mips_do_registers_info(_regnum, fp) +extern void mips_do_registers_info PARAMS ((int, int)); + +/* Total amount of space needed to store our copies of the machine's + register state, the array `registers'. */ + +#define REGISTER_BYTES (NUM_REGS*MIPS_REGSIZE) + +/* Index within `registers' of the first byte of the space for + register N. */ + +#define REGISTER_BYTE(N) ((N) * MIPS_REGSIZE) + +/* Number of bytes of storage in the actual machine representation + for register N. */ + +#define REGISTER_RAW_SIZE(N) REGISTER_VIRTUAL_SIZE(N) + +/* Number of bytes of storage in the program's representation + for register N. */ + +#define REGISTER_VIRTUAL_SIZE(N) TYPE_LENGTH (REGISTER_VIRTUAL_TYPE (N)) + +/* 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. */ + +#ifndef REGISTER_VIRTUAL_TYPE +#define REGISTER_VIRTUAL_TYPE(N) \ + (((N) >= FP0_REGNUM && (N) < FP0_REGNUM+32) ? builtin_type_float \ + : ((N) == 32 /*SR*/) ? builtin_type_uint32 \ + : ((N) >= 70 && (N) <= 89) ? builtin_type_uint32 \ + : builtin_type_int) +#endif + +/* All mips targets store doubles in a register pair with the least + significant register in the lower numbered register. + If the target is big endian, double register values need conversion + between memory and register formats. */ + +#define REGISTER_CONVERT_TO_TYPE(n, type, buffer) \ + do {if (TARGET_BYTE_ORDER == BIG_ENDIAN \ + && REGISTER_RAW_SIZE (n) == 4 \ + && (n) >= FP0_REGNUM && (n) < FP0_REGNUM + 32 \ + && TYPE_CODE(type) == TYPE_CODE_FLT \ + && TYPE_LENGTH(type) == 8) { \ + char __temp[4]; \ + memcpy (__temp, ((char *)(buffer))+4, 4); \ + memcpy (((char *)(buffer))+4, (buffer), 4); \ + memcpy (((char *)(buffer)), __temp, 4); }} while (0) + +#define REGISTER_CONVERT_FROM_TYPE(n, type, buffer) \ + do {if (TARGET_BYTE_ORDER == BIG_ENDIAN \ + && REGISTER_RAW_SIZE (n) == 4 \ + && (n) >= FP0_REGNUM && (n) < FP0_REGNUM + 32 \ + && TYPE_CODE(type) == TYPE_CODE_FLT \ + && TYPE_LENGTH(type) == 8) { \ + char __temp[4]; \ + memcpy (__temp, ((char *)(buffer))+4, 4); \ + memcpy (((char *)(buffer))+4, (buffer), 4); \ + memcpy (((char *)(buffer)), __temp, 4); }} while (0) + +/* Store the address of the place in which to copy the structure the + subroutine will return. Handled by mips_push_arguments. */ + +#define STORE_STRUCT_RETURN(addr, sp) /**/ + +/* 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. XXX floats */ + +#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ + mips_extract_return_value(TYPE, REGBUF, VALBUF) +extern void +mips_extract_return_value PARAMS ((struct type *, char [], char *)); + +/* Write into appropriate registers a function return value + of type TYPE, given in virtual format. */ + +#define STORE_RETURN_VALUE(TYPE,VALBUF) \ + mips_store_return_value(TYPE, VALBUF) +extern void mips_store_return_value PARAMS ((struct type *, char *)); + +/* 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). */ +/* The address is passed in a0 upon entry to the function, but when + the function exits, the compiler has copied the value to v0. This + convention is specified by the System V ABI, so I think we can rely + on it. */ + +#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ + (extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \ + REGISTER_RAW_SIZE (V0_REGNUM))) + +extern use_struct_convention_fn mips_use_struct_convention; +#define USE_STRUCT_CONVENTION(gcc_p, type) mips_use_struct_convention (gcc_p, type) + +/* 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. */ + +#define FRAME_CHAIN(thisframe) (CORE_ADDR) mips_frame_chain (thisframe) +extern CORE_ADDR mips_frame_chain PARAMS ((struct frame_info *)); + +/* 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. */ +/* We handle this differently for mips, and maybe we should not */ + +#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) {(FRAMELESS) = 0;} + +/* Saved Pc. */ + +#define FRAME_SAVED_PC(FRAME) (mips_frame_saved_pc(FRAME)) +extern CORE_ADDR mips_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(num, fi) (num = mips_frame_num_args(fi)) +extern int mips_frame_num_args PARAMS ((struct frame_info *)); + +/* 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_INIT_SAVED_REGS(frame_info) \ + do { \ + if ((frame_info)->saved_regs == NULL) \ + mips_find_saved_regs (frame_info); \ + (frame_info)->saved_regs[SP_REGNUM] = (frame_info)->frame; \ + } while (0) +extern void mips_find_saved_regs PARAMS ((struct frame_info *)); + + +/* Things needed for making the inferior call functions. */ + +/* Stack must be aligned on 32-bit boundaries when synthesizing + function calls. We don't need STACK_ALIGN, PUSH_ARGUMENTS will + handle it. */ + +#define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \ + sp = mips_push_arguments((nargs), (args), (sp), (struct_return), (struct_addr)) +extern CORE_ADDR +mips_push_arguments PARAMS ((int, struct value **, CORE_ADDR, int, CORE_ADDR)); + +/* Push an empty stack frame, to record the current PC, etc. */ + +#define PUSH_DUMMY_FRAME mips_push_dummy_frame() +extern void mips_push_dummy_frame PARAMS ((void)); + +/* Discard from the stack the innermost frame, restoring all registers. */ + +#define POP_FRAME mips_pop_frame() +extern void mips_pop_frame PARAMS ((void)); + +#define CALL_DUMMY { 0 } + +#define CALL_DUMMY_START_OFFSET (0) + +#define CALL_DUMMY_BREAKPOINT_OFFSET (0) + +/* On Irix, $t9 ($25) contains the address of the callee (used for PIC). + It doesn't hurt to do this on other systems; $t9 will be ignored. */ +#define FIX_CALL_DUMMY(dummyname, start_sp, fun, nargs, args, rettype, gcc_p) \ + write_register(T9_REGNUM, fun) + +#define CALL_DUMMY_LOCATION AT_ENTRY_POINT + +#define CALL_DUMMY_ADDRESS() (mips_call_dummy_address ()) +extern CORE_ADDR mips_call_dummy_address PARAMS ((void)); + +/* There's a mess in stack frame creation. See comments in blockframe.c + near reference to INIT_FRAME_PC_FIRST. */ + +#define INIT_FRAME_PC(fromleaf, prev) /* nada */ + +#define INIT_FRAME_PC_FIRST(fromleaf, prev) \ + mips_init_frame_pc_first(fromleaf, prev) +extern void mips_init_frame_pc_first PARAMS ((int, struct frame_info *)); + +/* Special symbol found in blocks associated with routines. We can hang + mips_extra_func_info_t's off of this. */ + +#define MIPS_EFI_SYMBOL_NAME "__GDB_EFI_INFO__" +extern void ecoff_relocate_efi PARAMS ((struct symbol *, CORE_ADDR)); + +/* Specific information about a procedure. + This overlays the MIPS's PDR records, + mipsread.c (ab)uses this to save memory */ + +typedef struct mips_extra_func_info { + long numargs; /* number of args to procedure (was iopt) */ + bfd_vma high_addr; /* upper address bound */ + long frame_adjust; /* offset of FP from SP (used on MIPS16) */ + PDR pdr; /* Procedure descriptor record */ +} *mips_extra_func_info_t; + +#define EXTRA_FRAME_INFO \ + mips_extra_func_info_t proc_desc; \ + int num_args; + +#define INIT_EXTRA_FRAME_INFO(fromleaf, fci) init_extra_frame_info(fci) +extern void init_extra_frame_info PARAMS ((struct frame_info *)); + +#define PRINT_EXTRA_FRAME_INFO(fi) \ + { \ + if (fi && fi->proc_desc && fi->proc_desc->pdr.framereg < NUM_REGS) \ + printf_filtered (" frame pointer is at %s+%d\n", \ + REGISTER_NAME (fi->proc_desc->pdr.framereg), \ + fi->proc_desc->pdr.frameoffset); \ + } + +/* It takes two values to specify a frame on the MIPS. + + In fact, the *PC* is the primary value that sets up a frame. The + PC is looked up to see what function it's in; symbol information + from that function tells us which register is the frame pointer + base, and what offset from there is the "virtual frame pointer". + (This is usually an offset from SP.) On most non-MIPS machines, + the primary value is the SP, and the PC, if needed, disambiguates + multiple functions with the same SP. But on the MIPS we can't do + that since the PC is not stored in the same part of the frame every + time. This does not seem to be a very clever way to set up frames, + but there is nothing we can do about that). */ + +#define SETUP_ARBITRARY_FRAME(argc, argv) setup_arbitrary_frame (argc, argv) +extern struct frame_info *setup_arbitrary_frame PARAMS ((int, CORE_ADDR *)); + +/* Convert a dbx stab register number (from `r' declaration) to a gdb REGNUM */ + +#define STAB_REG_TO_REGNUM(num) ((num) < 32 ? (num) : (num)+FP0_REGNUM-38) + +/* Convert a ecoff register number to a gdb REGNUM */ + +#define ECOFF_REG_TO_REGNUM(num) ((num) < 32 ? (num) : (num)+FP0_REGNUM-32) + +/* If the current gcc for for this target does not produce correct debugging + information for float parameters, both prototyped and unprototyped, then + define this macro. This forces gdb to always assume that floats are + passed as doubles and then converted in the callee. + + For the mips chip, it appears that the debug info marks the parameters as + floats regardless of whether the function is prototyped, but the actual + values are passed as doubles for the non-prototyped case and floats for + the prototyped case. Thus we choose to make the non-prototyped case work + for C and break the prototyped case, since the non-prototyped case is + probably much more common. (FIXME). */ + +#define COERCE_FLOAT_TO_DOUBLE (current_language -> la_language == language_c) + +/* Select the default mips disassembler */ + +#define TM_PRINT_INSN_MACH 0 + + +/* These are defined in mdebugread.c and are used in mips-tdep.c */ +extern CORE_ADDR sigtramp_address, sigtramp_end; +extern void fixup_sigtramp PARAMS ((void)); + +/* Defined in mips-tdep.c and used in remote-mips.c */ +extern char *mips_read_processor_type PARAMS ((void)); + +/* Functions for dealing with MIPS16 call and return stubs. */ +#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) mips_in_call_stub (pc, name) +#define IN_SOLIB_RETURN_TRAMPOLINE(pc, name) mips_in_return_stub (pc, name) +#define SKIP_TRAMPOLINE_CODE(pc) mips_skip_stub (pc) +#define IGNORE_HELPER_CALL(pc) mips_ignore_helper (pc) +extern int mips_in_call_stub PARAMS ((CORE_ADDR pc, char *name)); +extern int mips_in_return_stub PARAMS ((CORE_ADDR pc, char *name)); +extern CORE_ADDR mips_skip_stub PARAMS ((CORE_ADDR pc)); +extern int mips_ignore_helper PARAMS ((CORE_ADDR pc)); + +#ifndef TARGET_MIPS +#define TARGET_MIPS +#endif + +/* Definitions and declarations used by mips-tdep.c and remote-mips.c */ +#define MIPS_INSTLEN 4 /* Length of an instruction */ +#define MIPS16_INSTLEN 2 /* Length of an instruction on MIPS16*/ +#define MIPS_NUMREGS 32 /* Number of integer or float registers */ +typedef unsigned long t_inst; /* Integer big enough to hold an instruction */ + +/* MIPS16 function addresses are odd (bit 0 is set). Here are some + macros to test, set, or clear bit 0 of addresses. */ +#define IS_MIPS16_ADDR(addr) ((addr) & 1) +#define MAKE_MIPS16_ADDR(addr) ((addr) | 1) +#define UNMAKE_MIPS16_ADDR(addr) ((addr) & ~1) + +#endif /* TM_MIPS_H */ + +/* Macros for setting and testing a bit in a minimal symbol that + marks it as 16-bit 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. + + ELF_MAKE_MSYMBOL_SPECIAL + tests whether an ELF symbol is "special", i.e. refers + to a 16-bit function, and sets a "special" bit in a + minimal symbol to mark it as a 16-bit function + 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 +*/ + +#define ELF_MAKE_MSYMBOL_SPECIAL(sym,msym) \ + { \ + if (((elf_symbol_type *)(sym))->internal_elf_sym.st_other == STO_MIPS16) { \ + MSYMBOL_INFO (msym) = (char *) (((long) MSYMBOL_INFO (msym)) | 0x80000000); \ + SYMBOL_VALUE_ADDRESS (msym) |= 1; \ + } \ + } + +#define MSYMBOL_IS_SPECIAL(msym) \ + (((long) MSYMBOL_INFO (msym) & 0x80000000) != 0) +#define MSYMBOL_SIZE(msym) \ + ((long) MSYMBOL_INFO (msym) & 0x7fffffff) |