--- /dev/null
+/* This file is aout_gnu.h
+
+ Copyright (C) 1987-1992 Free Software Foundation, Inc.
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS 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, or (at your option)
+ any later version.
+
+ GAS 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 GAS; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef __A_OUT_GNU_H__
+#define __A_OUT_GNU_H__
+
+/* There are two main flavours of a.out, one which uses the standard
+ relocations, and one which uses extended relocations.
+
+ Today, the extended reloc uses are
+ TC_SPARC, TC_A29K
+
+ each must define the enum reloc_type
+
+*/
+
+#define USE_EXTENDED_RELOC (defined(TC_SPARC) || defined(TC_A29K))
+
+#if defined(TC_SPARC) || defined(TC_A29K)
+enum reloc_type {
+ RELOC_8, RELOC_16, RELOC_32, /* simple relocations */
+ RELOC_DISP8, RELOC_DISP16, RELOC_DISP32, /* pc-rel displacement */
+ RELOC_WDISP30, RELOC_WDISP22,
+ RELOC_HI22, RELOC_22,
+ RELOC_13, RELOC_LO10,
+ RELOC_SFA_BASE, RELOC_SFA_OFF13,
+ RELOC_BASE10, RELOC_BASE13, RELOC_BASE22, /* P.I.C. (base-relative) */
+ RELOC_PC10, RELOC_PC22, /* for some sort of pc-rel P.I.C. (?) */
+ RELOC_JMP_TBL, /* P.I.C. jump table */
+ RELOC_SEGOFF16, /* reputedly for shared libraries somehow */
+ RELOC_GLOB_DAT, RELOC_JMP_SLOT, RELOC_RELATIVE,
+ RELOC_11,
+ RELOC_WDISP2_14,
+ RELOC_WDISP19,
+ RELOC_HHI22,
+ RELOC_HLO10,
+
+ /* 29K relocation types */
+ RELOC_JUMPTARG, RELOC_CONST, RELOC_CONSTH,
+
+ RELOC_WDISP14, RELOC_WDISP21,
+
+ NO_RELOC,
+};
+#endif /* TC_SPARC or TC_A29K */
+
+
+#define __GNU_EXEC_MACROS__
+
+#ifndef __STRUCT_EXEC_OVERRIDE__
+
+/* This is the layout on disk of a Unix V7, Berkeley, SunOS, Vax Ultrix
+ "struct exec". Don't assume that on this machine, the "struct exec"
+ will lay out the same sizes or alignments. */
+
+struct exec_bytes {
+ unsigned char a_info[4];
+ unsigned char a_text[4];
+ unsigned char a_data[4];
+ unsigned char a_bss[4];
+ unsigned char a_syms[4];
+ unsigned char a_entry[4];
+ unsigned char a_trsize[4];
+ unsigned char a_drsize[4];
+};
+
+/* How big the "struct exec" is on disk */
+#define EXEC_BYTES_SIZE (8 * 4)
+
+/* This is the layout in memory of a "struct exec" while we process it. */
+
+struct exec
+{
+ unsigned long a_info; /* Use macros N_MAGIC, etc for access */
+ unsigned a_text; /* length of text, in bytes */
+ unsigned a_data; /* length of data, in bytes */
+ unsigned a_bss; /* length of uninitialized data area for file, in bytes */
+ unsigned a_syms; /* length of symbol table data in file, in bytes */
+ unsigned a_entry; /* start address */
+ unsigned a_trsize; /* length of relocation info for text, in bytes */
+ unsigned a_drsize; /* length of relocation info for data, in bytes */
+};
+
+#endif /* __STRUCT_EXEC_OVERRIDE__ */
+
+/* these go in the N_MACHTYPE field */
+/* These symbols could be defined by code from Suns...punt 'em */
+#undef M_UNKNOWN
+#undef M_68010
+#undef M_68020
+#undef M_SPARC
+enum machine_type {
+ M_UNKNOWN = 0,
+ M_68010 = 1,
+ M_68020 = 2,
+ M_SPARC = 3,
+ /* skip a bunch so we don't run into any of sun's numbers */
+ M_386 = 100,
+ M_29K = 101,
+ M_RS6000 = 102, /* IBM RS/6000 */
+ /* HP/BSD formats */
+ M_HP200 = 200, /* hp200 (68010) BSD binary */
+ M_HP300 = 300, /* hp300 (68020+68881) BSD binary */
+ M_HPUX23 = 0x020C, /* hp200/300 HPUX binary */
+};
+
+#define N_MAGIC(exec) ((exec).a_info & 0xffff)
+#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))
+
+/* 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
+
+/* Virtual Address of text segment from the a.out file. For OMAGIC,
+ (almost always "unlinked .o's" these days), should be zero.
+ For linked files, should reflect reality if we know it. */
+
+#ifndef N_TXTADDR
+#define N_TXTADDR(x) (N_MAGIC(x)==OMAGIC? 0 : TEXT_START_ADDR)
+#endif
+
+#ifndef N_BADMAG
+#define N_BADMAG(x) (N_MAGIC(x) != OMAGIC \
+ && N_MAGIC(x) != NMAGIC \
+ && N_MAGIC(x) != ZMAGIC)
+#endif
+
+/* By default, segment size is constant. But on some machines, it can
+ be a function of the a.out header (e.g. machine type). */
+#ifndef N_SEGSIZE
+#define N_SEGSIZE(x) SEGMENT_SIZE
+#endif
+
+ /* This complexity is for encapsulated COFF support */
+#ifndef _N_HDROFF
+#define _N_HDROFF(x) (N_SEGSIZE(x) - sizeof (struct exec))
+#endif
+
+#ifndef N_TXTOFF
+#define N_TXTOFF(x) (N_MAGIC(x) == ZMAGIC ? \
+ _N_HDROFF((x)) + sizeof (struct exec) : \
+ sizeof (struct exec))
+#endif
+
+
+#ifndef N_DATOFF
+#define N_DATOFF(x) ( N_TXTOFF(x) + (x).a_text )
+#endif
+
+#ifndef N_TRELOFF
+#define N_TRELOFF(x) ( N_DATOFF(x) + (x).a_data )
+#endif
+
+#ifndef N_DRELOFF
+#define N_DRELOFF(x) ( N_TRELOFF(x) + (x).a_trsize )
+#endif
+
+#ifndef N_SYMOFF
+#define N_SYMOFF(x) ( N_DRELOFF(x) + (x).a_drsize )
+#endif
+
+#ifndef N_STROFF
+#define N_STROFF(x) ( N_SYMOFF(x) + (x).a_syms )
+#endif
+
+/* Address of text segment in memory after it is loaded. */
+#ifndef N_TXTADDR
+#define N_TXTADDR(x) 0
+#endif
+
+#ifndef N_DATADDR
+#define N_DATADDR(x) \
+ (N_MAGIC(x)==OMAGIC? (N_TXTADDR(x)+(x).a_text) \
+ : (N_SEGSIZE(x) + ((N_TXTADDR(x)+(x).a_text-1) & ~(N_SEGSIZE(x)-1))))
+#endif
+
+/* Address of bss segment in memory after it is loaded. */
+#define N_BSSADDR(x) (N_DATADDR(x) + (x).a_data)
+\f
+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;
+};
+
+#define N_UNDF 0
+#define N_ABS 2
+#define N_TEXT 4
+#define N_DATA 6
+#define N_BSS 8
+#define N_COMM 0x12 /* common (visible in shared lib commons) */
+#define N_FN 0x1F /* File name of a .o file */
+
+/* Note: N_EXT can only usefully be OR-ed with N_UNDF, N_ABS, N_TEXT,
+ N_DATA, or N_BSS. When the low-order bit of other types is set,
+ (e.g. N_WARNING versus N_FN), they are two different types. */
+#define N_EXT 1
+#define N_TYPE 036
+#define N_STAB 0340
+
+/* 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. */
+
+/* Warning symbol. The text gives a warning message, the next symbol
+ in the table will be undefined. When the symbol is referenced, the
+ message is printed. */
+
+#define N_WARNING 0x1e
+\f
+/* 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. */
+
+/* The following enum and struct were borrowed from SunOS's
+ /usr/include/sun4/a.out.h and extended to handle
+ other machines. It is currently used on SPARC and AMD 29000.
+
+ reloc_ext_bytes is how it looks on disk. reloc_info_extended is
+ how we might process it on a native host. */
+#if USE_EXTENDED_RELOC
+
+struct reloc_ext_bytes {
+ unsigned char r_address[4];
+ unsigned char r_index[3];
+ unsigned char r_bits[1];
+ unsigned char r_addend[4];
+};
+
+
+#define RELOC_EXT_BITS_EXTERN_BIG 0x80
+#define RELOC_EXT_BITS_EXTERN_LITTLE 0x01
+
+#define RELOC_EXT_BITS_TYPE_BIG 0x1F
+#define RELOC_EXT_BITS_TYPE_SH_BIG 0
+#define RELOC_EXT_BITS_TYPE_LITTLE 0xF8
+#define RELOC_EXT_BITS_TYPE_SH_LITTLE 3
+
+#define RELOC_EXT_SIZE 12 /* Bytes per relocation entry */
+
+struct reloc_info_extended
+{
+ unsigned long r_address;
+ unsigned int r_index:24;
+# define r_symbolnum r_index
+ unsigned r_extern:1;
+ unsigned :2;
+ /* RS/6000 compiler does not support enum bitfield
+ enum reloc_type r_type:5; */
+ enum reloc_type r_type;
+ long int r_addend;
+};
+
+#else
+
+/* The standard, old-fashioned, Berkeley compatible relocation struct */
+
+
+
+#ifdef TC_I860
+/* NOTE: three bits max, see struct reloc_info_i860.r_type */
+enum i860_reloc_type {
+ NO_RELOC = 0, BRADDR, LOW0, LOW1, LOW2, LOW3, LOW4, SPLIT0, SPLIT1, SPLIT2, RELOC_32,
+};
+
+typedef enum i860_reloc_type reloc_type;
+
+ /* NOTE: two bits max, see reloc_info_i860.r_type */
+enum highlow_type {
+ NO_SPEC = 0, PAIR, HIGH, HIGHADJ,
+};
+
+
+struct reloc_info_i860
+{
+ unsigned long r_address;
+ /*
+ * Using bit fields here is a bad idea because the order is not portable. :-(
+ */
+ unsigned int r_symbolnum: 24;
+ unsigned int r_pcrel : 1;
+ unsigned int r_extern : 1;
+ /* combining the two field simplifies the argument passing in "new_fix()" */
+ /* and is compatible with the existing Sparc #ifdef's */
+ /* r_type: highlow_type - bits 5,4; reloc_type - bits 3-0 */
+ unsigned int r_type : 6;
+ long r_addend;
+};
+
+#endif /* TC_I860 */
+
+
+struct reloc_std_bytes {
+ unsigned char r_address[4];
+ unsigned char r_index[3];
+ unsigned char r_bits[1];
+};
+
+#define RELOC_STD_BITS_PCREL_BIG 0x80
+#define RELOC_STD_BITS_PCREL_LITTLE 0x01
+
+#define RELOC_STD_BITS_LENGTH_BIG 0x60
+#define RELOC_STD_BITS_LENGTH_SH_BIG 5 /* To shift to units place */
+#define RELOC_STD_BITS_LENGTH_LITTLE 0x06
+#define RELOC_STD_BITS_LENGTH_SH_LITTLE 1
+
+#define RELOC_STD_BITS_EXTERN_BIG 0x10
+#define RELOC_STD_BITS_EXTERN_LITTLE 0x08
+
+#define RELOC_STD_BITS_BASEREL_BIG 0x08
+#define RELOC_STD_BITS_BASEREL_LITTLE 0x08
+
+#define RELOC_STD_BITS_JMPTABLE_BIG 0x04
+#define RELOC_STD_BITS_JMPTABLE_LITTLE 0x04
+
+#define RELOC_STD_BITS_RELATIVE_BIG 0x02
+#define RELOC_STD_BITS_RELATIVE_LITTLE 0x02
+
+#define RELOC_STD_SIZE 8 /* Bytes per relocation entry */
+
+#endif /* USE_EXTENDED_RELOC */
+
+#ifndef CUSTOM_RELOC_FORMAT
+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;
+ /* The next three bits are for SunOS shared libraries, and seem to
+ be undocumented. */
+ unsigned int r_baserel:1; /* Linkage table relative */
+ unsigned int r_jmptable:1; /* pc-relative to jump table */
+
+#ifdef TC_NS32K
+#define r_bsr r_baserel
+#define r_disp r_jmptable
+#endif /* TC_NS32K */
+
+ unsigned int r_relative:1; /* "relative relocation" */
+ /* unused */
+ unsigned int r_pad:1; /* Padding -- set to zero */
+};
+#endif /* CUSTOM_RELOC_FORMAT */
+
+#endif /* __A_OUT_GNU_H__ */
+
+/* end of aout_gnu.h */
--- /dev/null
+/* coff_gnu.h
+ Copyright (C) 1987, 1992 Free Software Foundation, Inc.
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS 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, or (at your option)
+ any later version.
+
+ GAS 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 GAS; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/*
+ * At this point I'm sure this file is right for i960 and I'm pretty sure it's
+ * right for a29k, although it hasn't been tested rigorously. Please feel free
+ * to add your own machine's description here. Without that info, it isn't
+ * possible to build cross development tools from elsewhere nor is it easy to
+ * continue to support your machines format.
+ *
+ * The TC_foo ifdef's are mine. They are what gas uses. The other ifdef's
+ * remain for documentation from other scavenged files. xoxorich.
+ */
+
+/********************** FILE HEADER **********************/
+
+struct filehdr {
+ unsigned short f_magic; /* magic number */
+ unsigned short f_nscns; /* number of sections */
+ long f_timdat; /* time & date stamp */
+ long f_symptr; /* file pointer to symtab */
+ long f_nsyms; /* number of symtab entries */
+ unsigned short f_opthdr; /* sizeof(optional hdr) */
+ unsigned short f_flags; /* flags */
+};
+
+/* Bits for f_flags:
+ * F_RELFLG relocation info stripped from file
+ * F_EXEC file is executable (no unresolved externel references)
+ * F_LNNO line nunbers stripped from file
+ * F_LSYMS local symbols stripped from file
+ * F_AR32WR file has byte ordering of an AR32WR machine (e.g. vax)
+ */
+#define F_RELFLG (0x0001)
+#define F_EXEC (0x0002)
+#define F_LNNO (0x0004)
+#define F_LSYMS (0x0008)
+
+#ifdef TC_I960
+#define F_AR32WR (0x0010) /* File has 32 bits per word, least
+ significant byte first. */
+#else /* TC_I960 */
+#define F_AR32WR (0x0100)
+#endif /* TC_I960 */
+
+#define F_MINMAL (0x0010) /* ??? */
+#define F_UPDATE (0x0020) /* ??? */
+#define F_SWABD (0x0040) /* ??? */
+#define F_AR16WR (0x0080) /* File has the byte ordering used by
+ the PDP*-11/70 processor. */
+#define F_AR32W (0x0200) /* File has 32 bits per word, most
+ significant byte first. */
+
+/*
+ * Intel 80960 (I960) processor flags.
+ * F_I960TYPE == mask for processor type field.
+ */
+
+#define F_I960TYPE (0xf000)
+#define F_I960CORE (0x1000)
+#define F_I960KB (0x2000)
+#define F_I960SB (0x2000)
+#define F_I960MC (0x3000)
+#define F_I960XA (0x4000)
+#define F_I960CA (0x5000)
+#define F_I960KA (0x6000)
+#define F_I960SA (0x6000)
+
+/*
+ * i80960 Magic Numbers
+ */
+
+#define I960ROMAGIC (0x160) /* read-only text segments */
+#define I960RWMAGIC (0x161) /* read-write text segments */
+
+#define I960BADMAG(x) (((x).f_magic != I960ROMAGIC) && ((x).f_magic != I960RWMAGIC))
+
+#define SIPFBOMAGIC (0x17a) /* Am29000 (Byte 0 is MSB - Big Endian) */
+#define SIPRBOMAGIC (0x17b) /* Am29000 (Byte 0 is LSB - Little Endian) */
+
+#define A29KBADMAG(x) (((x).f_magic != SIPFBOMAGIC) && ((x).f_magic != SIPRBOMAGIC))
+
+#ifdef TE_I386AIX
+# define I386MAGIC (0x175) /* Danbury AIX C compiler */
+# define I386SVMAGIC (0x14c) /* System V C Compiler */
+# define I386BADMAG(x) (((x).f_magic!=I386MAGIC) && \
+ ((x).f_magic!=I386SVMAGIC))
+#else /* not TE_I386AIX */
+# define I386MAGIC 0x14c
+# define I386BADMAG(x) (((x).f_magic!=I386MAGIC))
+#endif /* not TE_I386AIX */
+
+
+#define FILHDR struct filehdr
+#define FILHSZ sizeof(FILHDR)
+
+
+/********************** AOUT "OPTIONAL HEADER" **********************/
+
+typedef struct {
+ unsigned long phys_addr;
+ unsigned long bitarray;
+} TAGBITS;
+
+/* These appear to be used only by exec(2). I don't know who cares
+ about them in a cross development environment. In any case, this
+ is my collection after researching the issue for a few hours.
+ Apparently, most have these have remained essentially unchanged
+ since v7 days, although a few new ones have been added. xoxorich. */
+
+#define BAD0MAGIC (0401) /* (?) "lpd (UNIX/RT)" */
+#define BAD1MAGIC (0405) /* (?) overlay */
+#define OMAGIC (0407) /* old impure format. data immediately
+ follows text. both sections are rw. */
+#define NMAGIC (0410) /* split i&d, read-only text */
+#define A_MAGIC3 (0411) /* (?) "separated I&D" */
+#define ZMAGIC (0413) /* like NMAGIC, but demand loaded */
+#define PAGEMAGIC2 (0414) /* (?) like ZMAGIC, but address zero
+ explicitly unmapped. */
+#define REGMAGIC (0414) /* (?) a PAGEMAGIC2 alias? */
+#define PAGEMAGIC3 (0415) /* (?) like ZMAGIC, but address zero mapped. */
+#define A_MAGIC5 (0437) /* (?) "system overlay, separated I&D" */
+/* intended for non-unix cross development */
+#define SASMAGIC (010000) /* Single Address Space */
+#define MASMAGIC (020000) /* (?) "Multiple (separate I & D) Address Spaces" */
+
+typedef struct aouthdr {
+ short magic; /* type of file */
+ short vstamp; /* version stamp */
+ unsigned long tsize; /* text size in bytes, padded to FW bdry*/
+ unsigned long dsize; /* initialized data " " */
+ unsigned long bsize; /* uninitialized data " " */
+#if U3B
+ unsigned long dum1;
+ unsigned long dum2; /* pad to entry point */
+#endif
+ unsigned long entry; /* entry pt. */
+ unsigned long text_start; /* base of text used for this file */
+ unsigned long data_start; /* base of data used for this file */
+ /* CAREFUL: some formats omit the tagentries member. */
+ unsigned long tagentries; /* number of tag entries to
+ follow (always zero for i960) */
+} AOUTHDR;
+
+/* return a pointer to the tag bits array */
+
+#define TAGPTR(aout) ((TAGBITS *) (&(aout.tagentries)+1))
+
+/* compute size of a header */
+
+/*#define AOUTSZ(aout) (sizeof(AOUTHDR)+(aout.tagentries*sizeof(TAGBITS)))*/
+#define AOUTSZ (sizeof(AOUTHDR))
+
+
+/********************** STORAGE CLASSES **********************/
+
+#define C_EFCN -1 /* physical end of function */
+#define C_NULL 0
+#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 */
+
+#ifdef TC_I960
+#define C_AUTOARG 19 /* auto argument */
+#define C_LASTENT 20 /* dummy entry (end of block) */
+#endif /* TC_I960 */
+
+#ifdef TC_A29K
+#define C_GLBLREG 19 /* global register */
+#define C_EXTREG 20 /* external global register */
+#define C_DEFREG 21 /* ext. def. of global register */
+#define C_STARTOF 22 /* as29 $SIZEOF and $STARTOF symbols */
+#endif /* TC_A29K */
+
+#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 # reformatted as symbol table entry */
+#define C_ALIAS 105 /* duplicate tag */
+#define C_HIDDEN 106 /* ext symbol in dmert public lib. like static,
+ used to avoid name conflicts. */
+
+#ifdef TC_I960
+/* New storage classes for 80960 */
+#define C_SCALL 107 /* Procedure reachable via system call */
+/* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */
+#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
+#define C_LEAFEXT 108
+#define C_OPTVAR 109 /* Optimized variable */
+#define C_DEFINE 110 /* Preprocessor #define */
+#define C_PRAGMA 111 /* Advice to compiler or linker */
+#define C_SEGMENT 112 /* 80960 segment name */
+#define C_LEAFSTAT 113 /* Static leaf */
+#endif /* TC_I960 */
+
+#ifdef TC_A29K
+#define C_SHADOW 107 /* shadow symbol */
+#endif /* TC_A29K */
+
+/********************** SECTION HEADER **********************/
+
+struct scnhdr {
+ char s_name[8]; /* section name */
+ long s_paddr; /* physical address, aliased s_nlib */
+ long s_vaddr; /* virtual address */
+ long s_size; /* section size */
+ long s_scnptr; /* file ptr to raw data for section */
+ long s_relptr; /* file ptr to relocation */
+ long s_lnnoptr; /* file ptr to line numbers */
+ unsigned short s_nreloc; /* number of relocation entries */
+ unsigned short s_nlnno; /* number of line number entries */
+ long s_flags; /* flags */
+
+#ifdef TC_I960
+ unsigned long s_align; /* section alignment */
+#endif /* TC_I960 */
+};
+
+#define SCNHDR struct scnhdr
+#define SCNHSZ sizeof(SCNHDR)
+
+/*
+ * names of "special" sections
+ */
+#define _TEXT ".text" /* executable code section */
+#define _DATA ".data" /* initialized data */
+#define _BSS ".bss" /* un-initialized data */
+#define _DEBUG ".debug" /* special section used by dbx */
+#define _COMMENT ".comment" /* version info */
+#define _LIB ".lib" /* shared lib info section */
+#define _TV ".tv"
+
+/*
+ * s_flags "type"
+ */
+
+/*
+ * In instances where it is necessary for a linker to
+ * produce an output file which contains text or data not
+ * based at virtual address 0, e.g. for a ROM, then the
+ * linker should accept address base information as command
+ * input and use PAD sections to skip over unused addresses.
+ * (at least for a29k. Maybe others.)
+ */
+
+#define STYP_REG (0x0000) /* "regular" section: allocated, relocated, loaded */
+#define STYP_DSECT (0x0001) /* "dummy" section: not allocated, relocated, not loaded */
+#define STYP_NOLOAD (0x0002) /* "noload" section: allocated, relocated, not loaded */
+#define STYP_GROUP (0x0004) /* "grouped" section: formed of input sections */
+#define STYP_PAD (0x0008) /* "padding" section: not allocated, not relocated, loaded */
+#define STYP_COPY (0x0010) /* "copy" section: for decision function used by field update; not allocated, not relocated,
+ loaded; reloc & lineno entries processed normally */
+#define STYP_TEXT (0x0020) /* section contains text only */
+#define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile
+ will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
+ update all process invocations. */
+#define STYP_DATA (0x0040) /* section contains data only */
+#define STYP_BSS (0x0080) /* section contains bss only */
+#define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
+#define STYP_INFO (0x0200) /* comment section : not allocated not relocated, not loaded */
+#define STYP_OVER (0x0400) /* overlay section : relocated not allocated or loaded */
+#define STYP_LIB (0x0800) /* for .lib section : same as INFO */
+#define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
+#define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions wherever padding is necessary and there is a
+ word of contiguous bytes beginning on a word boundary. */
+
+#ifdef TC_A29K
+/* NOTE: The use of STYP_BSSREG for relocation is not yet defined. */
+#define STYP_BSSREG 0x1200 /* Global register area (like STYP_INFO) */
+#define STYP_ENVIR 0x2200 /* Environment (like STYP_INFO) */
+#define STYP_ABS 0x4000 /* Absolute (allocated, not reloc, loaded) */
+#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
+#endif /* TC_A29K */
+
+/********************** LINE NUMBERS **********************/
+
+/* 1 line number entry for every "breakpointable" source line in a section.
+ * Line numbers are grouped on a per function basis; first entry in a function
+ * grouping will have l_lnno = 0 and in place of physical address will be the
+ * symbol table index of the function name.
+ */
+struct lineno {
+ union {
+ long l_symndx; /* symbol index of function name, iff l_lnno == 0*/
+ long l_paddr; /* (physical) address of line number */
+ } l_addr;
+ unsigned short l_lnno; /* line number */
+#ifdef TC_I960
+ /* not used on a29k */
+ char padding[2]; /* force alignment */
+#endif /* TC_I960 */
+};
+
+#define LINENO struct lineno
+#define LINESZ sizeof(LINENO)
+
+
+/********************** SYMBOLS **********************/
+
+#define SYMNMLEN 8 /* # characters in a symbol name */
+#define FILNMLEN 14 /* # characters in a file name */
+#define DIMNUM 4 /* # array dimensions in auxiliary entry */
+
+struct syment {
+ union {
+ char _n_name[SYMNMLEN]; /* old COFF version */
+ struct {
+ long _n_zeroes; /* new == 0 */
+ long _n_offset; /* offset into string table */
+ } _n_n;
+ char *_n_nptr[2]; /* allows for overlaying */
+ } _n;
+ long n_value; /* value of symbol */
+ short n_scnum; /* section number */
+
+#ifdef TC_I960
+ /* This isn't yet used on the i960. In some formats this
+ is two bytes of padding. In others, it is missing entirely. */
+ unsigned short n_flags; /* copy of flags from filhdr */
+#endif /* TC_I960 */
+
+#ifdef TC_A29K
+ unsigned short n_type; /* type and derived type */
+#else /* TC_A29K */
+ /* at least i960 uses long */
+ unsigned long n_type; /* type and derived type */
+#endif /* TC_A29K */
+
+ char n_sclass; /* storage class */
+ char n_numaux; /* number of aux. entries */
+
+#ifndef TC_A29K
+ char pad2[2]; /* force alignment */
+#endif /* TC_A29K */
+};
+
+#define SYMENT struct syment
+#define SYMESZ sizeof(SYMENT) /* This had better also be sizeof(AUXENT) */
+
+#define n_name _n._n_name
+#define n_ptr _n._n_nptr[1]
+#define n_zeroes _n._n_n._n_zeroes
+#define n_offset _n._n_n._n_offset
+
+ /*
+ * Relocatable symbols have number of the section in which they are defined,
+ * or one of the following:
+ */
+
+#define N_SCNUM ((short) 1-65535) /* section num where symbol defined */
+#define N_UNDEF ((short)0) /* undefined symbol */
+#define N_ABS ((short)-1) /* value of symbol is absolute */
+#define N_DEBUG ((short)-2) /* debugging symbol -- symbol value is meaningless */
+#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
+#define P_TV ((short)-4) /* indicates symbol needs transfer vector (postload) */
+
+/*
+ * Type of a symbol, in low 4 bits of the word
+ */
+#define T_NULL 0 /* type not assigned */
+#define T_VOID 1 /* function argument (only used by compiler) (but now real 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 word */
+#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 */
+
+#ifdef TC_I960
+#define T_LNGDBL 16 /* long double */
+#endif /* TC_I960 */
+
+/*
+ * derived types, in n_type
+ */
+#define DT_NON (0) /* no derived type */
+#define DT_PTR (1) /* pointer */
+#define DT_FCN (2) /* function */
+#define DT_ARY (3) /* array */
+
+#ifndef TC_I960
+
+#define N_BTMASK (0x0f)
+#define N_TMASK (0x30)
+#define N_BTSHFT (4)
+#define N_TSHIFT (2)
+
+#else /* TC_I960 */
+
+#define N_BTMASK (0x1f)
+#define N_TMASK (0x60)
+#define N_BTSHFT (5)
+#define N_TSHIFT (2)
+
+#endif /* TC_I960 */
+
+#define BTYPE(x) ((x) & N_BTMASK)
+
+#define ISPTR(x) (((x) & N_TMASK) == (DT_PTR << N_BTSHFT))
+#define ISFCN(x) (((x) & N_TMASK) == (DT_FCN << N_BTSHFT))
+#define ISARY(x) (((x) & N_TMASK) == (DT_ARY << N_BTSHFT))
+
+#define DECREF(x) ((((x)>>N_TSHIFT)&~N_BTMASK)|((x)&N_BTMASK))
+
+union auxent {
+ struct {
+ long x_tagndx; /* str, un, or enum tag indx */
+ union {
+ struct {
+ unsigned short x_lnno; /* declaration line number */
+ unsigned short x_size; /* str/union/array size */
+ } x_lnsz;
+ long x_fsize; /* size of function */
+ } x_misc;
+ union {
+ struct { /* if ISFCN, tag, or .bb */
+ long x_lnnoptr; /* ptr to fcn line # */
+ long x_endndx; /* entry ndx past block end */
+ } x_fcn;
+ struct { /* if ISARY, up to 4 dimen. */
+ unsigned short x_dimen[DIMNUM];
+ } x_ary;
+ } x_fcnary;
+ unsigned short x_tvndx; /* tv index */
+ } x_sym;
+
+ /* This was just a struct x_file with x_fname only in a29k. xoxorich. */
+ union {
+ char x_fname[FILNMLEN];
+ struct {
+ long x_zeroes;
+ long x_offset;
+ } x_n;
+ } x_file;
+
+ struct {
+ long x_scnlen; /* section length */
+ unsigned short x_nreloc; /* # relocation entries */
+ unsigned short x_nlinno; /* # line numbers */
+ } x_scn;
+
+ struct {
+ long x_tvfill; /* tv fill value */
+ unsigned short x_tvlen; /* length of .tv */
+
+ /* This field was typo'd x_tvrna on a29k. xoxorich. */
+ unsigned short x_tvran[2]; /* tv range */
+ } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
+
+#ifdef TC_I960
+ /******************************************
+ * I960-specific *2nd* aux. entry formats
+ ******************************************/
+ struct {
+ /* This is a very old typo that keeps getting propogated. */
+#define x_stdindx x_stindx
+ long x_stindx; /* sys. table entry */
+ } x_sc; /* system call entry */
+
+ struct {
+ unsigned long x_balntry; /* BAL entry point */
+ } x_bal; /* BAL-callable function */
+
+ struct {
+ unsigned long x_timestamp; /* time stamp */
+ char x_idstring[20]; /* producer identity string */
+ } x_ident; /* Producer ident info */
+
+ char a[sizeof(struct syment)]; /* force auxent/syment sizes to match */
+#endif /* TC_I960 */
+};
+
+#define AUXENT union auxent
+#define AUXESZ sizeof(AUXENT) /* This had better also be sizeof(SYMENT) */
+
+#if VAX || I960
+# define _ETEXT "_etext"
+#else
+# define _ETEXT "etext"
+#endif
+
+/********************** RELOCATION DIRECTIVES **********************/
+
+struct reloc {
+ long r_vaddr; /* Virtual address of reference */
+ long r_symndx; /* Index into symbol table */
+ unsigned short r_type; /* Relocation type */
+#ifdef TC_I960
+ /* not used for a29k */
+ char pad[2]; /* Unused */
+#endif /* TC_I960 */
+};
+
+#define RELOC struct reloc
+#define RELSZ sizeof(RELOC)
+
+#define R_ABS (0x00) /* reference is absolute */
+
+#ifdef TC_I960
+#define R_RELLONG (0x11) /* Direct 32-bit relocation */
+#define R_IPRSHORT (0x18)
+#define R_IPRMED (0x19) /* 24-bit ip-relative relocation */
+#define R_IPRLONG (0x1a)
+#define R_OPTCALL (0x1b) /* 32-bit optimizable call (leafproc/sysproc) */
+#define R_OPTCALLX (0x1c) /* 64-bit optimizable call (leafproc/sysproc) */
+#define R_GETSEG (0x1d)
+#define R_GETPA (0x1e)
+#define R_TAGWORD (0x1f)
+#endif /* TC_I960 */
+
+#ifdef TC_A29K
+/*
+ * NOTE: All the "I" forms refer to Am29000 instruction
+ * formats. The linker is expected to know how the numeric
+ * information is split and/or aligned within the
+ * instruction word(s). R_BYTE works for instructions, too.
+ *
+ * If the parameter to a CONSTH instruction is a relocatable
+ * type, two relocation records are written. The first has
+ * an r_type of R_IHIHALF (33 octal) and a normal r_vaddr
+ * and r_symndx. The second relocation record has an r_type
+ * of R_IHCONST (34 octal), a normal r_vaddr (which is
+ * redundant), and an r_symndx containing the 32-bit
+ * constant offset to the relocation instead of the actual
+ * symbol table index. This second record is always
+ * written, even if the constant offset is zero. The
+ * constant fields of the instruction are set to zero.
+ */
+
+#define R_IREL (0x18) /* instruction relative (jmp/call) */
+#define R_IABS (0x19) /* instruction absolute (jmp/call) */
+#define R_ILOHALF (0x1a) /* instruction low half (const) */
+#define R_IHIHALF (0x1b) /* instruction high half (consth) part 1 */
+#define R_IHCONST (0x1c) /* instruction high half (consth) part 2
+ constant offset of R_IHIHALF relocation */
+#define R_BYTE (0x1d) /* relocatable byte value */
+#define R_HWORD (0x1e) /* relocatable halfword value */
+#define R_WORD (0x1f) /* relocatable word value */
+#define R_IGLBLRC (0x20) /* instruction global register RC */
+#define R_IGLBLRA (0x21) /* instruction global register RA */
+#define R_IGLBLRB (0x22) /* instruction global register RB */
+#endif /* TC_A29K */
+
+
+#define DEFAULT_DATA_SECTION_ALIGNMENT 4
+#define DEFAULT_BSS_SECTION_ALIGNMENT 4
+#define DEFAULT_TEXT_SECTION_ALIGNMENT 16
+/* For new sections we haven't heard of before */
+#define DEFAULT_SECTION_ALIGNMENT 4
+
+#if defined(TC_I386)
+/*
+ * X86 generic
+ * 8-bit offset reference in 8-bits
+ * 8-bit offset reference in 16-bits
+ * 12-bit segment reference
+ * auxiliary relocation entry
+ */
+#define R_OFF8 07
+#define R_OFF16 010
+#define R_SEG12 011
+#define R_AUX 013
+
+/*
+ * B16 and X86 generics
+ * 16-bit direct reference
+ * 16-bit "relative" reference
+ * 16-bit "indirect" (TV) reference
+ */
+#define R_DIR16 01
+#define R_REL16 02
+#define R_IND16 03
+
+/*
+ * 3B generic
+ * 24-bit direct reference
+ * 24-bit "relative" reference
+ * 16-bit optimized "indirect" TV reference
+ * 24-bit "indirect" TV reference
+ * 32-bit "indirect" TV reference
+ */
+#define R_DIR24 04
+#define R_REL24 05
+#define R_OPT16 014
+#define R_IND24 015
+#define R_IND32 016
+
+/*
+ * XL generics
+ * 10-bit direct reference
+ * 10-bit "relative" reference
+ * 32-bit "relative" reference
+ */
+#define R_DIR10 025
+#define R_REL10 026
+#define R_REL32 027
+
+/*
+ * 3B and M32 generics
+ * 32-bit direct reference
+ */
+#define R_DIR32 06
+
+/*
+ * M32 generic
+ * 32-bit direct reference with bytes swapped
+ */
+#define R_DIR32S 012
+
+#endif /* TC_I386 */
+
+#if defined(TE_I386AIX)
+
+#define UINFOSIZ 64 /* size of user info buffer */
+typedef char uinfo_t[UINFOSIZ];
+
+struct env387 {
+ unsigned short control;
+ unsigned short r0;
+ unsigned short status;
+ unsigned short r1;
+ unsigned short tag;
+ unsigned short r2;
+ unsigned long eip;
+ unsigned short code_seg;
+ unsigned short opcode;
+ unsigned long operand;
+ unsigned short operand_seg;
+ unsigned short r3;
+ unsigned char regs[8][10];
+};
+
+#define CD_NAMELEN 16 /* length of most names in this header */
+#define CORHDRSIZ 2048 /* size to which header is padded out */
+#define MAX_CORE_SEGS 32 /* maximum segments in a core dump */
+#define NUM_FREGS 1 /* # of saved FP regs */
+
+/*
+ * These are defined such that 286 and 386 kernels can produce
+ * compatible dumps.
+ */
+#define CD_AX 0
+#define CD_BX 1
+#define CD_CX 2
+#define CD_DX 3
+#define CD_SI 4
+#define CD_DI 5
+#define CD_BP 6
+#define CD_SP 7
+#define CD_FL 8
+#define CD_IP 9
+#define CD_CS 10
+#define CD_DS 11
+#define CD_ES 12
+#define CD_FS 13
+#define CD_GS 14
+#define CD_SS 15
+#define NUM_REGS 16
+
+#ifndef SPATHLEN
+# define SPATHLEN 16 /* sys/param.h */
+#endif
+#ifndef NSIG
+# define NSIG 63 /* sys/signal.h */
+# define SIGSETSZ ((NSIG+31)/32)
+typedef struct ksigmask {
+ unsigned long sigs[SIGSETSZ];
+} ksigmask_t;
+#endif
+
+struct corehdr {
+ char cd_magic[4]; /* COR_MAGIC = "core" */
+
+ /* general information about the dump itself */
+ struct dumpseg { /* table of contents for dump */
+ long cs_type; /* seg. type; see below */
+ long cs_len; /* length (in bytes) of segment */
+ long cs_offset; /* offset (in dump) of segment */
+ long cs_address; /* address segment had in mem */
+ } cd_segs[MAX_CORE_SEGS];
+
+ /* general information about the process */
+ char cd_comm[CD_NAMELEN]; /* command being run */
+ char cd_mach[CD_NAMELEN]; /* type of machine it ran on */
+ char cd_site[CD_NAMELEN]; /* name of site it ran on */
+ long cd_ldtype; /* type of load module running */
+ char cd_intsize; /* sizeof(int) */
+ char cd_dptrsize; /* sizeof(char *) */
+ char cd_tptrsize; /* sizeof(int (*)()) */
+ char cd_unused;
+
+ /* user-mode program state */
+ long cd_regs[NUM_REGS]; /* user-mode general registers */
+ struct env387 cd_fpregs; /* user-mode floating-point state */
+
+ /* kernel-mode program state */
+ int (*cd_sig[NSIG])(); /* disposition of signals */
+ ksigmask_t cd_sigmask; /* signals to be blocked */
+ ksigmask_t cd_sigpend; /* signals currently pending */
+ long cd_cursig; /* signal that caused the dump */
+
+ long cd_pid; /* process ID of the corpse */
+ long cd_ppid; /* parent process ID of corpse */
+ short cd_uid; /* process effective user ID */
+ short cd_ruid; /* process real user ID */
+ short cd_gid; /* process effective group ID */
+ short cd_rgid; /* process real group ID */
+
+ uinfo_t cd_uinfo; /* buffer of user information */
+ char cd_locname[32]; /* name of /local */
+ char cd_uvers[CD_NAMELEN]; /* user version string */
+ unsigned short cd_spath[SPATHLEN]; /* sitepath */
+};
+
+#ifndef NOCHECKS
+/* this will generate an error if sizeof(struct corehdr) > CORHDRSIZ */
+struct { char xxcdxx[CORHDRSIZ+1-sizeof(struct corehdr)]; };
+#endif /* ! NOCHECKS */
+
+/*
+ * segment types (in cs_type)
+ * each segment in the address space appears here, whether or not it
+ * is actually dumped. Read/only segments will not actually be dumped.
+ * A segment that is not in the dump will have a cs_offset of zero.
+ */
+#define COR_TYPE_CODE 'x' /* process code - NOT IN DUMP */
+#define COR_TYPE_DATA 'd' /* process data segment */
+#define COR_TYPE_STACK 's' /* process stack segment */
+#define COR_TYPE_LIBCODE 'X' /* shared lib code - NOT IN DUMP*/
+#define COR_TYPE_LIBDATA 'D' /* shared lib data */
+#define COR_TYPE_READ 'r' /* other read/only - NOT IN DUMP*/
+#define COR_TYPE_WRITE 'w' /* other writeable */
+#define COR_TYPE_MSC '?' /* other, mapped in segment */
+
+#endif /* TE_I386AIX */
+
+/*
+ * Local Variables:
+ * comment-column: 0
+ * End:
+ */
+
+/* end of coff_gnu.h */
projects / binutils-gdb.git / commitdiff