diff options
Diffstat (limited to 'sysdeps/generic/a.out.h')
| -rw-r--r-- | sysdeps/generic/a.out.h | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/sysdeps/generic/a.out.h b/sysdeps/generic/a.out.h deleted file mode 100644 index 2c13762703..0000000000 --- a/sysdeps/generic/a.out.h +++ /dev/null @@ -1,339 +0,0 @@ -#ifndef __A_OUT_GNU_H__ -#define __A_OUT_GNU_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -#define __GNU_EXEC_MACROS__ - -#ifndef __STRUCT_EXEC_OVERRIDE__ - -struct exec -{ - unsigned long a_info; /* Use macros N_MAGIC, etc for access */ - unsigned a_text; /* size of text, in bytes */ - unsigned a_data; /* size of data, in bytes */ - unsigned a_bss; /* size of uninitialized data area, in bytes */ - unsigned a_syms; /* length of symbol table data, in bytes */ - unsigned a_entry; /* start address */ - unsigned a_trsize; /* size of reloc info for text, in bytes */ - unsigned a_drsize; /* size of reloc info for data, in bytes */ - -#if defined (sequent) && defined (i386) - struct gdtbl - { /* Global Descriptor Table */ - unsigned g_code[2]; - unsigned g_data[2]; - unsigned g_desc[2]; - } a_gdtbl; - unsigned a_shdata; /* size of initialized shared data */ - unsigned a_shbss; /* size of uninitialized shared data */ - unsigned a_shdrsize; /* size of shared data relocation */ - unsigned a_bootstrap[11]; /* bootstrap for standalone */ - unsigned a_reserved[3]; /* reserved for future use */ - unsigned a_version; /* object version */ -#endif /* Sequent Symmetry, Dynix 3.x */ -}; - -#endif /* __STRUCT_EXEC_OVERRIDE__ */ - -/* these go in the N_MACHTYPE field */ -enum machine_type { -#if defined (M_OLDSUN2) - M__OLDSUN2 = M_OLDSUN2, -#else - M_OLDSUN2 = 0, -#endif -#if defined (M_68010) - M__68010 = M_68010, -#else - M_68010 = 1, -#endif -#if defined (M_68020) - M__68020 = M_68020, -#else - M_68020 = 2, -#endif -#if defined (M_SPARC) - M__SPARC = M_SPARC, -#else - M_SPARC = 3, -#endif - /* skip a bunch so we don't run into any of sun's numbers */ - M_386 = 100 -}; - -#if defined (sequent) && defined (i386) - -/* Dynix 3 wants the magic number to be the whole first longword. */ - -#define N_MAGIC(exec) ((exec).a_info) -#define N_MACHTYPE(exec) 0 -#define N_FLAGS(exec) 0 -#define N_SET_INFO(exec, magic, type, flags) N_SET_MAGIC ((exec), (magic)) -#define N_SET_MAGIC(exec, magic) ((exec).a_info = (magic)) -#define N_SET_MACHTYPE(exec, machtype) ((void) 0) -#define N_SET_FLAGS(exec, flags) ((void) 0) -#define OMAGIC 0x12eb /* impure format - for .o's */ -#define ZMAGIC 0x22eb /* demand load format - zero at zero */ -#define NMAGIC you lose /* syntax error -- no pure format */ -#define N_BADMAG(x) (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != ZMAGIC) -#define N_ADDRADJ(x) (N_MAGIC(x) == ZMAGIC ? SEGMENT_SIZE : 0) -#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text - N_ADDRADJ(x)) -#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data + (x).a_shdata) -#define N_SYMOFF(x) (N_DRELOFF(x) + (x).a_drsize + (x).a_shdrsize) -#define N_TXTADDR(x) SEGMENT_SIZE -#define N_COMM 0x0a /** conflicts with N_INDR **/ -#define N_FN 0x0c -/* Note that the Dynix binutils believe that N_SET[TDB] are - N_SH{DATA,BSS,COMM} -- be wary when mixing GNU & Dynix objects. */ -#define PAGE_SIZE 4096 -#define SEGMENT_SIZE PAGE_SIZE - -#else /* !(sequent && i386) */ - -#if !defined (N_MAGIC) -#define N_MAGIC(exec) ((exec).a_info & 0xffff) -#endif -#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff)) -#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff) -#define N_SET_INFO(exec, magic, type, flags) \ - ((exec).a_info = ((magic) & 0xffff) \ - | (((int)(type) & 0xff) << 16) \ - | (((flags) & 0xff) << 24)) -#define N_SET_MAGIC(exec, magic) \ - ((exec).a_info = (((exec).a_info & 0xffff0000) | ((magic) & 0xffff))) - -#define N_SET_MACHTYPE(exec, machtype) \ - ((exec).a_info = \ - ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16)) - -#define N_SET_FLAGS(exec, flags) \ - ((exec).a_info = \ - ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24)) - -#endif /* sequent && i386 */ - -#ifndef OMAGIC -/* Code indicating object file or impure executable. */ -#define OMAGIC 0407 -/* Code indicating pure executable. */ -#define NMAGIC 0410 -/* Code indicating demand-paged executable. */ -#define ZMAGIC 0413 -#endif /* not OMAGIC */ - -#if !defined (N_BADMAG) -#define N_BADMAG(x) \ - (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \ - && N_MAGIC(x) != ZMAGIC) -#endif - -#define _N_BADMAG(x) \ - (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \ - && N_MAGIC(x) != ZMAGIC) - -#ifndef sparc -#define _N_HDROFF(x) (SEGMENT_SIZE - sizeof (struct exec)) -#else -#define _N_HDROFF(x) (- sizeof (struct exec)) -#endif - -#if !defined (N_TXTOFF) -#define N_TXTOFF(x) \ - (N_MAGIC(x) == ZMAGIC ? _N_HDROFF((x)) + sizeof (struct exec) : sizeof (struct exec)) -#endif - -#if !defined (N_DATOFF) -#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text) -#endif - -#if !defined (N_TRELOFF) -#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data) -#endif - -#if !defined (N_DRELOFF) -#define N_DRELOFF(x) (N_TRELOFF(x) + (x).a_trsize) -#endif - -#if !defined (N_SYMOFF) -#define N_SYMOFF(x) (N_DRELOFF(x) + (x).a_drsize) -#endif - -#if !defined (N_STROFF) -#define N_STROFF(x) (N_SYMOFF(x) + (x).a_syms) -#endif - -/* Address of text segment in memory after it is loaded. */ -#if !defined (N_TXTADDR) -#define N_TXTADDR(x) 0 -#endif - -/* Address of data segment in memory after it is loaded. - Note that it is up to you to define SEGMENT_SIZE - on machines not listed here. */ -#if defined (hp300) || defined (mips) -#define PAGE_SIZE 4096 -#endif -#if defined (sparc) || defined (NeXT) -#define PAGE_SIZE 0x2000 -#endif -#if defined (sony) || (defined (sun) && defined (mc68000)) -#define SEGMENT_SIZE 0x2000 -#endif /* Sony or 68k Sun. */ -#ifdef is68k -#define SEGMENT_SIZE 0x20000 -#endif -#if defined(m68k) && defined(PORTAR) -#define PAGE_SIZE 0x400 -#endif -#if defined(i386) && !defined(sequent) -/* For COFF encapsulation. */ -#define SEGMENT_SIZE 0x400000 -#endif -#ifndef SEGMENT_SIZE -/* This used to be first in this paragraph and under: - if (defined(vax) || defined(hp300) || defined(pyr) || defined(sparc) \ - || (defined(m68k) && defined(PORTAR)) \ - || defined (NeXT) || defined (mips)) */ -#define SEGMENT_SIZE PAGE_SIZE -#endif -#ifndef PAGE_SIZE -/* This value is for i386-minix, but that has no predefine. - Making it default will only cause confusion on machines - which have no proper value defined. */ -#define PAGE_SIZE 16 -#endif - -#define PAGSIZ PAGE_SIZE -#define SEGSIZ SEGMENT_SIZE - -#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1)) - -#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text) - -#ifndef N_DATADDR -#define N_DATADDR(x) \ - (N_MAGIC(x)==OMAGIC? (_N_TXTENDADDR(x)) \ - : (_N_SEGMENT_ROUND (_N_TXTENDADDR(x)))) -#endif - -/* Address of bss segment in memory after it is loaded. */ -#if !defined (N_BSSADDR) -#define N_BSSADDR(x) (N_DATADDR(x) + (x).a_data) -#endif - -#if !defined (N_NLIST_DECLARED) -struct nlist { - union { - char *n_name; - struct nlist *n_next; - long n_strx; - } n_un; - unsigned char n_type; - char n_other; - short n_desc; - unsigned long n_value; -}; -#endif /* no N_NLIST_DECLARED. */ - -#if !defined (N_UNDF) -#define N_UNDF 0 -#endif -#if !defined (N_ABS) -#define N_ABS 2 -#endif -#if !defined (N_TEXT) -#define N_TEXT 4 -#endif -#if !defined (N_DATA) -#define N_DATA 6 -#endif -#if !defined (N_BSS) -#define N_BSS 8 -#endif -#if !defined (N_COMM) -#define N_COMM 18 -#endif -#if !defined (N_FN) -#define N_FN 15 -#endif - -#if !defined (N_EXT) -#define N_EXT 1 -#endif -#if !defined (N_TYPE) -#define N_TYPE 036 -#endif -#if !defined (N_STAB) -#define N_STAB 0340 -#endif - -/* The following type indicates the definition of a symbol as being - an indirect reference to another symbol. The other symbol - appears as an undefined reference, immediately following this symbol. - - Indirection is asymmetrical. The other symbol's value will be used - to satisfy requests for the indirect symbol, but not vice versa. - If the other symbol does not have a definition, libraries will - be searched to find a definition. */ -#define N_INDR 0xa - -/* The following symbols refer to set elements. - All the N_SET[ATDB] symbols with the same name form one set. - Space is allocated for the set in the text section, and each set - element's value is stored into one word of the space. - The first word of the space is the length of the set (number of elements). - - The address of the set is made into an N_SETV symbol - whose name is the same as the name of the set. - This symbol acts like a N_DATA global symbol - in that it can satisfy undefined external references. */ - -/* These appear as input to LD, in a .o file. */ -#define N_SETA 0x14 /* Absolute set element symbol */ -#define N_SETT 0x16 /* Text set element symbol */ -#define N_SETD 0x18 /* Data set element symbol */ -#define N_SETB 0x1A /* Bss set element symbol */ - -/* This is output from LD. */ -#define N_SETV 0x1C /* Pointer to set vector in data area. */ - -#if !defined (N_RELOCATION_INFO_DECLARED) -/* This structure describes a single relocation to be performed. - The text-relocation section of the file is a vector of these structures, - all of which apply to the text section. - Likewise, the data-relocation section applies to the data section. */ - -struct relocation_info -{ - /* Address (within segment) to be relocated. */ - int r_address; - /* The meaning of r_symbolnum depends on r_extern. */ - unsigned int r_symbolnum:24; - /* Nonzero means value is a pc-relative offset - and it should be relocated for changes in its own address - as well as for changes in the symbol or section specified. */ - unsigned int r_pcrel:1; - /* Length (as exponent of 2) of the field to be relocated. - Thus, a value of 2 indicates 1<<2 bytes. */ - unsigned int r_length:2; - /* 1 => relocate with value of symbol. - r_symbolnum is the index of the symbol - in file's the symbol table. - 0 => relocate with the address of a segment. - r_symbolnum is N_TEXT, N_DATA, N_BSS or N_ABS - (the N_EXT bit may be set also, but signifies nothing). */ - unsigned int r_extern:1; - /* Four bits that aren't used, but when writing an object file - it is desirable to clear them. */ - unsigned int r_pad:4; -}; -#endif /* no N_RELOCATION_INFO_DECLARED. */ - -#ifdef __cplusplus -} -#endif - -#endif /* __A_OUT_GNU_H__ */ |