/* gpcoff.h - header file for pic object files
Copyright 2001-2005 Craig Franklin
Copyright 2015-2016 Molnár Károly
*/
#pragma once
#include <list>
/* These definitions are for the COFF as stored in a file. */
/* define the typical values, if they aren't found warn the user */
#define MICROCHIP_MAGIC_v1 0x1234
#define MICROCHIP_MAGIC_v2 0x1240
#define OPTMAGIC_v1 0x5678
#define OPTMAGIC_v2 0x5678
/* coff file header format */
struct __attribute__ ((packed)) filehdr
{
uint16_t f_magic; /* magic number */
uint16_t f_nscns; /* number of sections */
uint32_t f_timdat; /* time and date stamp */
uint32_t f_symptr; /* file ptr to symtab */
uint32_t f_nsyms; /* # symtab entries */
uint16_t f_opthdr; /* sizeof(opt hdr) */
uint16_t f_flags; /* flags */
};
/* define the size in the file, don't use sizeof() !! */
#define FILE_HDR_SIZ_v1 20
#define FILE_HDR_SIZ_v2 20
/* relocation info has been stripped */
#define F_RELFLG 0x0001
/* file is executable - has no unresolved external symbols */
#define F_EXEC 0x0002
/* line numbers have been stripped */
#define F_LINENO 0x0004
/* the MPASM assembler object file is from absolute (as opposed to relocatable) assembly code */
#define F_ABSOLUTE 0x0010
/* local symbols have been stripped */
#define L_SYMS 0x0080
/* the COFF file produced utilizing the Extended mode */
#define F_EXTENDED18 0x4000
/* processor independent file for a core */
#define F_GENERIC 0x8000
/* optional header format */
struct __attribute__ ((packed)) opthdr
{
uint16_t opt_magic;
uint32_t vstamp; /* version of the compiler assembler */
uint32_t proc_type;
uint32_t rom_width_bits;
uint32_t ram_width_bits;
};
#define OPT_HDR_SIZ_v1 16
#define OPT_HDR_SIZ_v2 18
/* section header format */
struct __attribute__ ((packed)) scnhdr
{
union __attribute__ ((packed)) {
char name[8]; /* section name if less then 8 characters */
struct __attribute__ ((packed)) {
uint32_t s_zeros; /* first four characters are 0 */
uint32_t s_offset; /* pointer to the string table */
} ptr;
} s_name;
uint32_t s_paddr; /* physical address */
uint32_t s_vaddr; /* virtual address */
uint32_t s_size; /* section size */
uint32_t s_scnptr; /* file ptr to raw data */
uint32_t s_relptr; /* file ptr to relocation */
uint32_t s_lnnoptr; /* file ptr to line numbers */
uint16_t s_nreloc; /* # reloc entries */
uint16_t s_nlnno; /* # line number entries */
uint32_t s_flags; /* flags */
};
#define SEC_HDR_SIZ_v1 40
#define SEC_HDR_SIZ_v2 40
/* Section contains executable code. (.text) */
#define STYP_TEXT 0x00000020
/* Section contains initialized data. (.data) */
#define STYP_DATA 0x00000040
/* Section contains uninitialized data. (.bss) */
#define STYP_BSS 0x00000080
/* Section contains initialized data for ROM. */
#define STYP_DATA_ROM 0x00000100
/* Section is absolute. */
#define STYP_ABS 0x00001000
/* Section is shared across banks. */
#define STYP_SHARED 0x00002000
/* Section is overlaid with other sections of the same name from different objects modules. */
#define STYP_OVERLAY 0x00004000
/* Section is available using access bit. */
#define STYP_ACCESS 0x00008000
/* Section contains the activation record for a function. */
#define STYP_ACTREC 0x00010000
/* Section has been relocated. This is a temporary flag used by the linker. */
#define STYP_RELOC 0x00020000
/* Section is byte packed on 16bit devices. */
#define STYP_BPACK 0x00040000
#define STYP_RAM_AREA (STYP_DATA | STYP_BSS)
#define STYP_ROM_AREA (STYP_TEXT | STYP_DATA_ROM)
/* relocation entry */
struct __attribute__ ((packed)) reloc
{
uint32_t r_vaddr; /* entry relative virtual address */
uint32_t r_symndx; /* index into symbol table */
int16_t r_offset; /* offset to be added to address of symbol 'r_symndx' */
uint16_t r_type; /* relocation type */
};
#define RELOC_SIZ 12
#define RELOC_NONE 0
/* relocation for the CALL instruction (first word only on 18cxx) */
#define RELOC_CALL 1
/* relocation for the GOTO instruction (first word only on 18cxx) */
#define RELOC_GOTO 2
/* relocation for the second 8 bits of an address */
#define RELOC_HIGH 3
/* relocation for the low order 8 bits of an address */
#define RELOC_LOW 4
/* relocation for the 5 bits of address for the P operand of a 17cxx MOVFP
or MOVPF instruction */
#define RELOC_P 5
/* relocation to generate the appropriate instruction to bank switch for a symbol */
#define RELOC_BANKSEL 6
/* relocation to generate the appropriate instruction to page switch for a symbol */
#define RELOC_PAGESEL 7
/* FIXME */
#define RELOC_ALL 8
/* FIXME */
#define RELOC_IBANKSEL 9
/* relocation for the 8 bits of address for the F operand of a 17cxx MOVFP or
MOVPF instruction */
#define RELOC_F 10
/* FIXME */
#define RELOC_TRIS 11
/* relocation for the MOVLR bank 17cxx banking instruction */
#define RELOC_MOVLR 12
/* relocation for the MOVLB 17cxx and 18cxx banking instruction */
#define RELOC_MOVLB 13
/* relocation for the second word of an 18cxx goto instruction */
#define RELOC_GOTO2 14
/* relocation for the second word of an 18cxx call instruction */
#define RELOC_CALL2 RELOC_GOTO2
/* relocation for the source register of the 18cxx MOVFF instruction */
#define RELOC_FF1 15
/* relocation for the destination register of the 18cxx MOVFF instruction */
#define RELOC_FF2 16
/* relocation for the first word of the 18cxx LFSR instruction */
#define RELOC_LFSR1 17
/* relocation for the second word of the 18cxx LFSR instruction */
#define RELOC_LFSR2 18
/* relocation for the 18cxx BRA instruction */
#define RELOC_BRA 19
/* relocation for the 18cxx RCALL instruction */
#define RELOC_RCALL RELOC_BRA
/* relocation for the 18cxx relative conditional branch instructions */
#define RELOC_CONDBRA 20
/* relocation for the highest order 8 bits of a 24-bit address */
#define RELOC_UPPER 21
/* relocation for the 18cxx access bit */
#define RELOC_ACCESS 22
/* relocation for selecting the correct page using WREG as scratch */
#define RELOC_PAGESEL_WREG 23
/* relocation for selecting the correct page using bit set/clear instructions */
#define RELOC_PAGESEL_BITS 24
/* relocation for the size of a section */
#define RELOC_SCNSZ_LOW 25
#define RELOC_SCNSZ_HIGH 26
#define RELOC_SCNSZ_UPPER 27
/* relocation for the address of the end of a section */
#define RELOC_SCNEND_LOW 28
#define RELOC_SCNEND_HIGH 29
#define RELOC_SCNEND_UPPER 30
/* relocation for the address of the end of a section on LFSR */
#define RELOC_SCNEND_LFSR1 31
#define RELOC_SCNEND_LFSR2 32
#define RELOC_TRIS_3BIT 33
/* relocation for selecting the correct page using pic14 enhanced MOVLP instruction */
#define RELOC_PAGESEL_MOVLP 34
/* linenumber entry */
struct __attribute__ ((packed)) lineno {
uint32_t l_srcndx; /* symbol table index of associated source file */
uint16_t l_lnno; /* line number */
uint32_t l_paddr; /* address of code for this lineno */
uint16_t l_flags; /* bit flags for the line number */
uint32_t l_fcnndx; /* symbol table index of associated function, if there is one */
};
#define LINENO_SIZ 16
/* Set if l_fcnndx is valid. */
#define LINENO_HASFCN 1
#define COFF_SSYMBOL_NAME_MAX 8
/* symbol table entry */
struct __attribute__ ((packed)) syment {
union __attribute__ ((packed)) {
char name[COFF_SSYMBOL_NAME_MAX]; /* symbol name if less than 8 characters */
struct __attribute__ ((packed)) {
uint32_t s_zeros; /* first four characters are 0 */
uint32_t s_offset; /* pointer to the string table */
} ptr;
} sym_name;
uint32_t value; /* symbol value */
int16_t sec_num; /* section number */
uint32_t type; /* type */
int8_t st_class; /* storage pclass */
uint8_t num_auxsym; /* number of auxiliary symbols */
};
#define SYMBOL_SIZE_v1 18
#define SYMBOL_SIZE_v2 20
/* Symbol section numbers. -- "sec_num" */
#define N_DEBUG -2
#define N_ABS -1
#define N_UNDEF 0
#define N_SCNUM 1
/* Symbol types
Type in an unsigned short (16 bits). The lowest four or five bits contains
the basic type. The next higher three bits contain the derived symbol type.
The rest of the bits are unused. */
/* Basic symbol types */
#define T_NULL 0 /* null */
#define T_VOID 1 /* void */
#define T_CHAR 2 /* character */
#define T_SHORT 3 /* short integer */
#define T_INT 4 /* integer */
#define T_LONG 5 /* long integer */
#define T_FLOAT 6 /* floating point */
#define T_DOUBLE 7 /* double floating point */
#define T_STRUCT 8 /* structure */
#define T_UNION 9 /* union */
#define T_ENUM 10 /* enumeration */
#define T_MOE 11 /* member of enumeration */
#define T_UCHAR 12 /* unsigned character */
#define T_USHORT 13 /* unsigned short */
#define T_UINT 14 /* unsigned integer */
#define T_ULONG 15 /* unsigned long */
/* Basic symbol types for pnew format only */
#define T_LNGDBL 16 /* long double floating point */
#define T_SLONG 17 /* short long */
#define T_USLONG 18 /* unsigned short long */
/* Derived types */
#define DT_NON 0 /* no derived type */
#define DT_PTR 1 /* pointer */
#define DT_FUNCTION 2 /* function */
#define DT_ARRAY 3 /* array */
#define DT_ROMPTR 4
#define DT_FARROMPTR 5
#define T_SHIFT_v1 4
#define T_MASK_v1 ((UINT32_MAX << T_SHIFT_v1) ^ UINT32_MAX)
#define T_SHIFT_v2 5
#define T_MASK_v2 ((UINT32_MAX << T_SHIFT_v2) ^ UINT32_MAX)
/* Storage classes */
#define C_NULL 0 /* null */
#define C_AUTO 1 /* automatic variable */
#define C_EXT 2 /* external symbol */
#define C_STAT 3 /* static */
#define C_REG 4 /* register variable */
#define C_EXTDEF 5 /* external definition */
#define C_LABEL 6 /* label */
#define C_ULABEL 7 /* undefined label */
#define C_MOS 8 /* member of structure */
#define C_ARG 9 /* function argument */
#define C_STRTAG 10 /* structure tag */
#define C_MOU 11 /* member of union */
#define C_UNTAG 12 /* union tag */
#define C_TPDEF 13 /* type definition */
#define C_USTATIC 14 /* undefined static */
#define C_ENTAG 15 /* enumeration tag */
#define C_MOE 16 /* member of enumeration */
#define C_REGPARM 17 /* register parameter */
#define C_FIELD 18 /* bit field */
#define C_AUTOARG 19 /* auto argument */
#define C_LASTENT 20 /* dummy entry (end of block) */
#define C_BLOCK 100 /* ".bb" or ".eb" */
#define C_FCN 101 /* ".bf" or ".ef" */
#define C_EOS 102 /* end of structure */
#define C_FILE 103 /* file name */
#define C_LINE 104 /* line number reformatted as symbol table entry */
#define C_ALIAS 105 /* duplicate tag */
#define C_HIDDEN 106 /* ext symbol in dmert public lib */
#define C_EOF 107 /* end of file */
#define C_LIST 108 /* absoulte listing on or off */
#define C_SECTION 109 /* section */
#define C_EFCN 255 /* physical end of function */
/* Auxiliary symbol table entry for a file. */
struct __attribute__ ((packed)) aux_file {
/* AUX_FILE -- 20 bytes length */
uint32_t x_offset; /* String table offset for file name. */
uint32_t x_incline; /* Line number at which this file was included, 0->not included. */
uint8_t x_flags;
uint8_t _unused[11];
};
/* Auxiliary symbol table entry for a section. */
struct __attribute__ ((packed)) aux_scn {
/* AUX_SECTION -- 20 bytes length */
uint32_t x_scnlen; /* Section Length. */
uint16_t x_nreloc; /* Number of relocation entries. */
uint16_t x_nlinno; /* Number of line numbers. */
uint8_t _unused[12];
};
/* Auxiliary symbol table entry for the tagname of a struct/union/enum. */
struct __attribute__ ((packed)) aux_tag {
/* AUX_SUE_TAG -- 20 bytes length */
uint8_t _unused0[6];
uint16_t x_size; /* Size of struct/union/enum. */
uint8_t _unused1[4];
uint32_t x_endndx; /* Symbol index of next entry beyond this struct/union/enum. */
uint8_t _unused2[4];
};
/* Auxiliary symbol table entry for an end of struct/union/enum. */
struct __attribute__ ((packed)) aux_eos {
/* AUX_SUE_END -- 20 bytes length */
uint32_t x_tagndx; /* Symbol index of struct/union/enum tag. */
uint8_t _unused0[2];
uint16_t x_size; /* Size of struct/union/enum. */
uint8_t _unused1[12];
};
/* Auxiliary symbol table entry for a function name. */
struct __attribute__ ((packed)) aux_fcn {
/* AUX_FUNCTION -- 20 bytes length */
uint32_t x_tagndx; /* Unused?? Tag Index. */
uint32_t x_size; /* Unused?? Size of function in bits. */
uint32_t x_lnnoptr; /* File pointer to line numbers for this function. */
uint32_t x_endndx; /* Symbol Index of next entry beyond this function. */
uint16_t x_actscnum; /* Size of static activation record to allocate. */
uint8_t _unused[2];
};
/* Auxiliary symbol table entry for an array. */
struct __attribute__ ((packed)) aux_arr {
/* AUX_ARR -- 20 bytes length */
uint32_t x_tagndx; /* Unused?? Tag Index. */
uint16_t x_lnno; /* Unused?? Line number declaration. */
uint16_t x_size; /* Size of array. */
uint16_t x_dimen[4]; /* Size of first four dimensions. */
uint8_t _unused[4];
};
/* Auxiliary symbol table entry for the end of a block or function. */
struct __attribute__ ((packed)) aux_eobf {
/* AUX_EOBF -- 20 bytes length */
uint8_t _unused0[4];
uint16_t x_lnno; /* C source line number of the end, relative to start of block/func. */
uint8_t _unused1[14];
};
/* Auxiliary symbol table entry for the beginning of a block or function. */
struct __attribute__ ((packed)) aux_bobf {
/* AUX_BOBF -- 20 bytes length */
uint8_t _unused0[4];
uint16_t x_lnno; /* C source line number of the beginning, relative to start enclosing scope. */
uint8_t _unused1[6];
uint32_t x_endndx; /* Symbol Index of next entry past this block/func. */
uint8_t _unused2[4];
};
/* Auxiliary symbol table entry for a variable of type struct/union/enum. */
struct __attribute__ ((packed)) aux_var {
/* AUX_VAR -- 20 bytes length */
uint32_t x_tagndx; /* Symbol index of struct/union/enum tagname. */
uint8_t _unused0[2];
uint16_t x_size; /* Size of the struct/union/enum. */
uint8_t _unused1[12];
};
struct __attribute__ ((packed)) aux_field {
/* AUX_???? -- 20 bytes length */
uint8_t _unused0[6];
uint16_t x_size;
uint8_t _unused1[12];
};
struct __attribute__ ((packed)) aux_fcn_calls {
/* AUX_FCN_CALLS -- 20 bytes length */
uint32_t x_calleendx; /* Symbol table entry of callee - 1. */
uint32_t x_is_interrupt; /* 0: not, 1: low, 2: high */
uint8_t _unused[12];
};
/* Auxiliary symbol table entry for a direct command. */
struct __attribute__ ((packed)) aux_direct {
/* AUX_DIRECT -- 20 bytes length */
uint32_t x_command;
uint32_t x_offset; /* String table offset for direct string. */
uint8_t _unused[12];
};
/* Auxiliary symbol table entry for a ident string. */
struct __attribute__ ((packed)) aux_ident {
/* AUX_IDENT -- 20 bytes length */
uint32_t x_offset; /* String table offset for ident string. */
uint8_t _unused[16];
};
/* Auxiliary entries */
#define X_DIMNUM 4
#define AUX_NONE 0
#define AUX_FILE 1 /* detail information for a source file */
#define AUX_SECTION 2 /* detail information for a section */
#define AUX_SUE_TAG 3 /* detail information for a struct/union/enum tag */
#define AUX_SUE_END 4 /* end of struct/union/enum */
#define AUX_FUNCTION 5 /* detail information for a function */
#define AUX_ARR 6 /* FIXME */
#define AUX_EOBF 7 /* end of block or function */
#define AUX_BOBF 8 /* beginning of block or function */
#define AUX_VAR 9 /* variable */
#define AUX_DIRECT 10 /* direct message */
#define AUX_IDENT 11 /* ident */
#define AUX_FCN_CALLS 12 /* function called by this function */
/* These definitions are for the COFF as stored in memory. */
/* relocation linked list */
typedef struct gp_reloc {
/* This always should be the first item! (gplist.c) */
GPNodeHeader(struct gp_reloc);
/* entry relative address in bytes */
uint32_t address;
/* symbol */
struct gp_symbol_t *symbol;
/* symbol number, only valid when generating a coff file */
uint32_t symbol_number;
/* offset added to address of symbol */
int16_t offset;
/* relocation type */
uint16_t type;
/* unique identification number of owner section */
unsigned section_id;
} gp_reloc_t;
typedef struct gp_reloc_list {
/* head of relocations
* tail of relocations
* number of relocations */
GPListHeader(gp_reloc_t);
} gp_reloc_list_t;
/* line number linked list */
typedef struct gp_linenum {
/* This always should be the first item! (gplist.c) */
GPNodeHeader(struct gp_linenum);
/* source file symbol */
const gp_symbol_t *symbol;
/* line number */
uint16_t line_number;
/* byte address for this line number */
uint32_t address;
/* unique identification number of owner section */
unsigned section_id;
} gp_linenum_t;
typedef struct gp_linenum_list {
/* head of line numbers
* tail of line numbers
* number of line numbers */
GPListHeader(gp_linenum_t);
} gp_linenum_list_t;
/* auxiliary symbol linked list */
typedef struct gp_aux {
/* This always should be the first item! (gplist.c) */
GPNodeHeader(struct gp_aux);
/* auxiliary symbol type */
uint32_t type;
/* FIXME: Finish the aux entries. */
union {
struct {
uint8_t command;
const char *string;
} _aux_direct;
struct {
const char *filename;
uint32_t line_number;
uint8_t flags;
} _aux_file;
struct {
const char *string;
} _aux_ident;
struct {
uint32_t length;
uint16_t nreloc;
uint16_t nlineno;
} _aux_scn;
struct {
gp_symbol_t *callee; /* NULL for call through pointer */
uint32_t is_interrupt; /* 0 not, 1 low, 2 high */
} _aux_fcn_calls;
uint8_t data[SYMBOL_SIZE_v2];
} _aux_symbol;
} gp_aux_t;
typedef struct gp_aux_list {
/* head of auxiliary symbols
* tail of auxiliary symbols
* number of auxiliary symbols */
GPListHeader(gp_aux_t);
} gp_aux_list_t;
/* A optimize constant for the gpcoffgen.c module. */
#define OPT_FLAGS_GPCOFFGEN_MODULE (1 << 0)
/* A optimize constant for the gpcoffopt.c module. */
#define OPT_FLAGS_GPCOFFOPT_MODULE (1 << 1)
/* A optimize constant for the gpsymbol.c module. */
#define OPT_FLAGS_GPSYMBOL_MODULE (1 << 2)
/* This is a non-erasable section. */
#define OPT_FLAGS_PROTECTED_SECTION (1 << 16)
/* symbol linked list */
#define FOR(t,i,l) for(t::iterator i=(l).begin(); i!=(l).end(); i++)
#define FORC(t,i,l) for(t::const_iterator i=(l).begin(); i!=(l).end(); i++)
struct gp_symbol_t {
/* This always should be the first item! (gplist.c) */
// GPNodeHeader(struct gp_symbol_t);
char *name; /* symbol name */
gp_symvalue_t value; /* symbol value */
const char *section_name; /* section name of symbol */
/* Section number, only for used for determining symbol type:
N_DEBUG = -2, N_ABS = -1, N_UNDEF = 0, or N_SCNUM = 1 if defined */
int16_t section_number;
struct gp_section *section; /* defining section */
uint8_t type; /* type */
uint32_t derived_type; /* derived type */
uint8_t pclass; /* storage pclass */
gp_aux_list_t aux_list; /* list of auxiliary symbols (See above.) */
uint32_t number; /* symbol number, only valid when writing coff or cod file */
unsigned reloc_count_all_section; /* Number of relocation references from all section. */
unsigned reloc_count_own_section; /* Number of relocation references from own section. */
unsigned reloc_count_other_section; /* Number of relocation references from own section. */
unsigned object_id; /* unique identification number of owner object */
/*****************************************************************************
*
* Optimization part of this structure.
*
*****************************************************************************/
/* use optimization -- "OPT_FLAGS_..."
or other -- "WARN_..." */
unsigned opt_flags;
MFUNC(bool) gp_coffgen_symbol_has_reloc(int Type) const;
MFUNC(bool) gp_coffgen_is_global_symbol() const;
MFUNC(bool) gp_coffgen_is_external_symbol() const;
MFUNC(bool) gp_coffgen_is_debug_symbol() const;
MFUNC(bool) gp_coffgen_is_absolute_symbol() const;
};
typedef std::list<gp_symbol_t> gp_symbol_list_t;
/* head of symbols
* tail of symbols
* number of symbols */
// GPListHeader(gp_symbol_t);
//};
/* hash table for find symbol name */
typedef struct gp_hash {
hash128_t hash;
const gp_symbol_t *symbol;
} gp_hash_t;
/* section linked list */
typedef struct gp_section {
/* This always should be the first item! (gplist.c) */
GPNodeHeader(struct gp_section);
/* section name */
char *name;
/* section symbol, iterateable!! */
gp_symbol_list_t::iterator symbol;
/* flags -- "STYP_..." */
uint32_t flags;
/* section physical address in bytes */
uint32_t address;
/* section virtual address in bytes */
uint32_t virtual_address;
/* section shadow address in bytes */
uint32_t shadow_address;
/* section size in bytes */
uint32_t size;
/* memory linked list */
MemBlock_t *data;
/* list of relocations (See above.) */
gp_reloc_list_t relocation_list;
/* list of line numbers (See above.) */
gp_linenum_list_t line_number_list;
/* Ordered, filtered array unto binary searches. */
gp_linenum_t **line_numbers_array;
uint16_t line_numbers_array_length;
/* section number, only valid when writing coff file */
uint32_t number;
/* data pointer, only valid when writing coff file */
uint32_t data_ptr;
/* relocations pointer, only valid when writing coff file */
uint32_t reloc_ptr;
/* linenumber pointer, only valid when writing coff file */
uint32_t lineno_ptr;
/* number of relocation references */
unsigned reloc_count;
/* unique identification number of owner object */
unsigned object_id;
/* unique identification number */
unsigned serial_id;
/*****************************************************************************
*
* Optimization part of this structure.
*
*****************************************************************************/
/* Label array of this section.
The "label" mean: A symbol which has type of C_EXT or C_LABEL,
in a STYP_TEXT or STYP_ROM_DATA type of section. */
gp_symbol_t **label_array;
unsigned num_labels;
/* use the optimization -- "OPT_FLAGS_..." */
uint32_t opt_flags;
} gp_section_t;
typedef struct gp_section_list {
/* head of sections
* tail of sections
* number of sections */
GPListHeader(gp_section_t);
} gp_section_list_t;
typedef struct gp_object {
/* object filename */
const char*filename;
/* format version/magic number */
uint16_t version;
/* to reduce conditionals, store the size of symbols in this object */
size_t symbol_size;
/* pnew style coff file? */
bool isnew;
/* processor */
pic_processor_t processor;
/* processor pclass */
proc_class_t pclass;
/* time object was created */
uint32_t time;
/* flags */
uint16_t flags;
/* block of section pointers: Created by gp_coffgen_make_block_section function. */
gp_section_t **section_ptr_array;
/* list of sections (See above.) */
gp_section_list_t section_list;
/* list of reserved sections: It is necessary for the gplink/cod.c. */
gp_section_list_t dead_section_list;
/* number of symbols */
uint32_t num_symbols;
/* block of symbol pointers: Created by gp_coffgen_make_block_symbol function. */
gp_symbol_t **symbol_ptr_array;
/* list of symbols (See above.) */
gp_symbol_list_t symbol_list;
/* list of reserved symbols: It is necessary for the gplink/cod.c. */
gp_symbol_list_t dead_symbol_list;
/* pointer array for relocation symbols without section */
gp_symbol_t **orphan_reloc_symbol_ptr_array;
unsigned num_orphan_reloc_symbols;
/* hash table of symbols */
gp_hash_t *symbol_hashtable;
unsigned symbol_hashtable_size;
/* symbol table pointer, only valid when writing coff file */
uint32_t symbol_ptr;
/* unique identification number */
unsigned serial_id;
/* next object in the linked list */
struct gp_object *next;
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_add_symbol(const char *Name, int Section_number);
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_find_symbol(const char *Name);
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_find_section_symbol(const char *Name);
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_del_symbol(gp_symbol_list_t::iterator it, bool Touch_number);
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_find_symbol_section_value(const char *Section_section, long Value);
MFUNC(gp_symbol_list_t::iterator) gp_coffgen_make_block_symbol();
} gp_object_t;
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