diff options
Diffstat (limited to 'gnu')
| -rw-r--r-- | gnu/usr.bin/gdb/gdb/coff/ecoff.h | 369 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/gdb/coff/i386.h | 221 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/gdb/coff/internal.h | 542 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/gdb/coff/sym.h | 477 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/gdb/coff/symconst.h | 176 |
5 files changed, 0 insertions, 1785 deletions
diff --git a/gnu/usr.bin/gdb/gdb/coff/ecoff.h b/gnu/usr.bin/gdb/gdb/coff/ecoff.h deleted file mode 100644 index 7f149eb..0000000 --- a/gnu/usr.bin/gdb/gdb/coff/ecoff.h +++ /dev/null @@ -1,369 +0,0 @@ -#ifndef ECOFF_H -#define ECOFF_H - -/* Generic ECOFF support. - This does not include symbol information, found in sym.h and - symconst.h. */ - -/* Mips magic numbers used in filehdr. MIPS_MAGIC_LITTLE is used on - little endian machines. MIPS_MAGIC_BIG is used on big endian - machines. Where is MIPS_MAGIC_1 from? */ -#define MIPS_MAGIC_1 0x0180 -#define MIPS_MAGIC_LITTLE 0x0162 -#define MIPS_MAGIC_BIG 0x0160 - -/* These are the magic numbers used for MIPS code compiled at ISA - level 2. */ -#define MIPS_MAGIC_LITTLE2 0x0166 -#define MIPS_MAGIC_BIG2 0x0163 - -/* These are the magic numbers used for MIPS code compiled at ISA - level 3. */ -#define MIPS_MAGIC_LITTLE3 0x142 -#define MIPS_MAGIC_BIG3 0x140 - -/* Alpha magic numbers used in filehdr. */ -#define ALPHA_MAGIC 0x183 - -/* Magic numbers used in a.out header. */ -#define ECOFF_AOUT_OMAGIC 0407 /* not demand paged (ld -N). */ -#define ECOFF_AOUT_ZMAGIC 0413 /* demand load format, eg normal ld output */ - -/* Names of special sections. */ -#define _TEXT ".text" -#define _DATA ".data" -#define _BSS ".bss" -#define _RDATA ".rdata" -#define _SDATA ".sdata" -#define _SBSS ".sbss" -#define _LITA ".lita" -#define _LIT4 ".lit4" -#define _LIT8 ".lit8" -#define _LIB ".lib" -#define _INIT ".init" -#define _FINI ".fini" -#define _PDATA ".pdata" -#define _XDATA ".xdata" - -/* ECOFF uses some additional section flags. */ -#define STYP_RDATA 0x100 -#define STYP_SDATA 0x200 -#define STYP_SBSS 0x400 -#define STYP_ECOFF_FINI 0x1000000 -#define STYP_EXTENDESC 0x2000000 /* 0x02FFF000 bits => scn type, rest clr */ -#define STYP_LITA 0x4000000 -#define STYP_LIT8 0x8000000 -#define STYP_LIT4 0x10000000 -#define STYP_ECOFF_LIB 0x40000000 -#define STYP_ECOFF_INIT 0x80000000 -#define STYP_OTHER_LOAD (STYP_ECOFF_INIT | STYP_ECOFF_FINI) - -/* extended section types */ -#define STYP_COMMENT 0x2100000 -#define STYP_XDATA 0x2400000 -#define STYP_PDATA 0x2800000 - -/* The linker needs a section to hold small common variables while - linking. There is no convenient way to create it when the linker - needs it, so we always create one for each BFD. We then avoid - writing it out. */ -#define SCOMMON ".scommon" - -/* If the extern bit in a reloc is 1, then r_symndx is an index into - the external symbol table. If the extern bit is 0, then r_symndx - indicates a section, and is one of the following values. */ -#define RELOC_SECTION_NONE 0 -#define RELOC_SECTION_TEXT 1 -#define RELOC_SECTION_RDATA 2 -#define RELOC_SECTION_DATA 3 -#define RELOC_SECTION_SDATA 4 -#define RELOC_SECTION_SBSS 5 -#define RELOC_SECTION_BSS 6 -#define RELOC_SECTION_INIT 7 -#define RELOC_SECTION_LIT8 8 -#define RELOC_SECTION_LIT4 9 -#define RELOC_SECTION_XDATA 10 -#define RELOC_SECTION_PDATA 11 -#define RELOC_SECTION_FINI 12 -#define RELOC_SECTION_LITA 13 -#define RELOC_SECTION_ABS 14 - -#define NUM_RELOC_SECTIONS 15 - -/********************** STABS **********************/ - -/* gcc uses mips-tfile to output type information in special stabs - entries. These must match the corresponding definition in - gcc/config/mips.h. At some point, these should probably go into a - shared include file, but currently gcc and gdb do not share any - directories. */ -#define CODE_MASK 0x8F300 -#define ECOFF_IS_STAB(sym) (((sym)->index & 0xFFF00) == CODE_MASK) -#define ECOFF_MARK_STAB(code) ((code)+CODE_MASK) -#define ECOFF_UNMARK_STAB(code) ((code)-CODE_MASK) -#define STABS_SYMBOL "@stabs" - -/********************** COFF **********************/ - -/* gcc also uses mips-tfile to output COFF debugging information. - These are the values it uses when outputting the .type directive. - These should also be in a shared include file. */ -#define N_BTMASK (017) -#define N_TMASK (060) -#define N_BTSHFT (4) -#define N_TSHIFT (2) - -/********************** AUX **********************/ - -/* The auxiliary type information is the same on all known ECOFF - targets. I can't see any reason that it would ever change, so I am - going to gamble and define the external structures here, in the - target independent ECOFF header file. The internal forms are - defined in coff/sym.h, which was originally donated by MIPS - Computer Systems. */ - -/* Type information external record */ - -struct tir_ext { - unsigned char t_bits1[1]; - unsigned char t_tq45[1]; - unsigned char t_tq01[1]; - unsigned char t_tq23[1]; -}; - -#define TIR_BITS1_FBITFIELD_BIG ((unsigned int) 0x80) -#define TIR_BITS1_FBITFIELD_LITTLE ((unsigned int) 0x01) - -#define TIR_BITS1_CONTINUED_BIG ((unsigned int) 0x40) -#define TIR_BITS1_CONTINUED_LITTLE ((unsigned int) 0x02) - -#define TIR_BITS1_BT_BIG ((unsigned int) 0x3F) -#define TIR_BITS1_BT_SH_BIG 0 -#define TIR_BITS1_BT_LITTLE ((unsigned int) 0xFC) -#define TIR_BITS1_BT_SH_LITTLE 2 - -#define TIR_BITS_TQ4_BIG ((unsigned int) 0xF0) -#define TIR_BITS_TQ4_SH_BIG 4 -#define TIR_BITS_TQ5_BIG ((unsigned int) 0x0F) -#define TIR_BITS_TQ5_SH_BIG 0 -#define TIR_BITS_TQ4_LITTLE ((unsigned int) 0x0F) -#define TIR_BITS_TQ4_SH_LITTLE 0 -#define TIR_BITS_TQ5_LITTLE ((unsigned int) 0xF0) -#define TIR_BITS_TQ5_SH_LITTLE 4 - -#define TIR_BITS_TQ0_BIG ((unsigned int) 0xF0) -#define TIR_BITS_TQ0_SH_BIG 4 -#define TIR_BITS_TQ1_BIG ((unsigned int) 0x0F) -#define TIR_BITS_TQ1_SH_BIG 0 -#define TIR_BITS_TQ0_LITTLE ((unsigned int) 0x0F) -#define TIR_BITS_TQ0_SH_LITTLE 0 -#define TIR_BITS_TQ1_LITTLE ((unsigned int) 0xF0) -#define TIR_BITS_TQ1_SH_LITTLE 4 - -#define TIR_BITS_TQ2_BIG ((unsigned int) 0xF0) -#define TIR_BITS_TQ2_SH_BIG 4 -#define TIR_BITS_TQ3_BIG ((unsigned int) 0x0F) -#define TIR_BITS_TQ3_SH_BIG 0 -#define TIR_BITS_TQ2_LITTLE ((unsigned int) 0x0F) -#define TIR_BITS_TQ2_SH_LITTLE 0 -#define TIR_BITS_TQ3_LITTLE ((unsigned int) 0xF0) -#define TIR_BITS_TQ3_SH_LITTLE 4 - -/* Relative symbol external record */ - -struct rndx_ext { - unsigned char r_bits[4]; -}; - -#define RNDX_BITS0_RFD_SH_LEFT_BIG 4 -#define RNDX_BITS1_RFD_BIG ((unsigned int) 0xF0) -#define RNDX_BITS1_RFD_SH_BIG 4 - -#define RNDX_BITS0_RFD_SH_LEFT_LITTLE 0 -#define RNDX_BITS1_RFD_LITTLE ((unsigned int) 0x0F) -#define RNDX_BITS1_RFD_SH_LEFT_LITTLE 8 - -#define RNDX_BITS1_INDEX_BIG ((unsigned int) 0x0F) -#define RNDX_BITS1_INDEX_SH_LEFT_BIG 16 -#define RNDX_BITS2_INDEX_SH_LEFT_BIG 8 -#define RNDX_BITS3_INDEX_SH_LEFT_BIG 0 - -#define RNDX_BITS1_INDEX_LITTLE ((unsigned int) 0xF0) -#define RNDX_BITS1_INDEX_SH_LITTLE 4 -#define RNDX_BITS2_INDEX_SH_LEFT_LITTLE 4 -#define RNDX_BITS3_INDEX_SH_LEFT_LITTLE 12 - -/* Auxiliary symbol information external record */ - -union aux_ext { - struct tir_ext a_ti; - struct rndx_ext a_rndx; - unsigned char a_dnLow[4]; - unsigned char a_dnHigh[4]; - unsigned char a_isym[4]; - unsigned char a_iss[4]; - unsigned char a_width[4]; - unsigned char a_count[4]; -}; - -#define AUX_GET_ANY(bigend, ax, field) \ - ((bigend) ? bfd_getb32 ((ax)->field) : bfd_getl32 ((ax)->field)) - -#define AUX_GET_DNLOW(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_dnLow) -#define AUX_GET_DNHIGH(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_dnHigh) -#define AUX_GET_ISYM(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_isym) -#define AUX_GET_ISS(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_iss) -#define AUX_GET_WIDTH(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_width) -#define AUX_GET_COUNT(bigend, ax) AUX_GET_ANY ((bigend), (ax), a_count) - -#define AUX_PUT_ANY(bigend, val, ax, field) \ - ((bigend) \ - ? (bfd_putb32 ((bfd_vma) (val), (ax)->field), 0) \ - : (bfd_putl32 ((bfd_vma) (val), (ax)->field), 0)) - -#define AUX_PUT_DNLOW(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_dnLow) -#define AUX_PUT_DNHIGH(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_dnHigh) -#define AUX_PUT_ISYM(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_isym) -#define AUX_PUT_ISS(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_iss) -#define AUX_PUT_WIDTH(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_width) -#define AUX_PUT_COUNT(bigend, val, ax) \ - AUX_PUT_ANY ((bigend), (val), (ax), a_count) - -/********************** SYMBOLS **********************/ - -/* For efficiency, gdb deals directly with the unswapped symbolic - information (that way it only takes the time to swap information - that it really needs to read). gdb originally retrieved the - information directly from the BFD backend information, but that - strategy, besides being sort of ugly, does not work for MIPS ELF, - which also uses ECOFF debugging information. This structure holds - pointers to the (mostly) unswapped symbolic information. */ - -struct ecoff_debug_info -{ - /* The swapped ECOFF symbolic header. */ - HDRR symbolic_header; - - /* Pointers to the unswapped symbolic information. Note that the - pointers to external structures point to different sorts of - information on different ECOFF targets. The ecoff_debug_swap - structure provides the sizes of the structures and the functions - needed to swap the information in and out. These pointers are - all pointers to arrays, not single structures. They will be NULL - if there are no instances of the relevant structure. These - fields are also used by the assembler to output ECOFF debugging - information. */ - unsigned char *line; - PTR external_dnr; /* struct dnr_ext */ - PTR external_pdr; /* struct pdr_ext */ - PTR external_sym; /* struct sym_ext */ - PTR external_opt; /* struct opt_ext */ - union aux_ext *external_aux; - char *ss; - char *ssext; - PTR external_fdr; /* struct fdr_ext */ - PTR external_rfd; /* struct rfd_ext */ - PTR external_ext; /* struct ext_ext */ - - /* These fields are used when linking. They may disappear at some - point. */ - char *ssext_end; - PTR external_ext_end; - - /* When linking, this field holds a mapping from the input FDR - numbers to the output numbers, and is used when writing out the - external symbols. It is NULL if no mapping is required. */ - RFDT *ifdmap; - - /* The swapped FDR information. Currently this is never NULL, but - code using this structure should probably double-check in case - this changes in the future. This is a pointer to an array, not a - single structure. */ - FDR *fdr; - - /* When relaxing MIPS embedded PIC code, we may need to adjust - symbol values when they are output. This is a linked list of - structures indicating how values should be adjusted. There is no - requirement that the entries be in any order, or that they not - overlap. This field is normally NULL, in which case no - adjustments need to be made. */ - struct ecoff_value_adjust *adjust; -}; - -/* This structure describes how to adjust symbol values when - outputting MIPS embedded PIC code. These adjustments only apply to - the internal symbols, as the external symbol values will come from - the hash table and have already been adjusted. */ - -struct ecoff_value_adjust -{ - /* Next entry on adjustment list. */ - struct ecoff_value_adjust *next; - /* Starting VMA of adjustment. This is the VMA in the ECOFF file, - not the offset from the start of the section. Thus it should - indicate a particular section. */ - bfd_vma start; - /* Ending VMA of adjustment. */ - bfd_vma end; - /* Adjustment. This should be added to the value of the symbol, or - FDR. This is zero for the last entry in the array. */ - long adjust; -}; - -/********************** SWAPPING **********************/ - -/* The generic ECOFF code needs to be able to swap debugging - information in and out in the specific format used by a particular - ECOFF implementation. This structure provides the information - needed to do this. */ - -struct ecoff_debug_swap -{ - /* Symbol table magic number. */ - int sym_magic; - /* Alignment of debugging information. E.g., 4. */ - bfd_size_type debug_align; - /* Sizes of external symbolic information. */ - bfd_size_type external_hdr_size; - bfd_size_type external_dnr_size; - bfd_size_type external_pdr_size; - bfd_size_type external_sym_size; - bfd_size_type external_opt_size; - bfd_size_type external_fdr_size; - bfd_size_type external_rfd_size; - bfd_size_type external_ext_size; - /* Functions to swap in external symbolic data. */ - void (*swap_hdr_in) PARAMS ((bfd *, PTR, HDRR *)); - void (*swap_dnr_in) PARAMS ((bfd *, PTR, DNR *)); - void (*swap_pdr_in) PARAMS ((bfd *, PTR, PDR *)); - void (*swap_sym_in) PARAMS ((bfd *, PTR, SYMR *)); - void (*swap_opt_in) PARAMS ((bfd *, PTR, OPTR *)); - void (*swap_fdr_in) PARAMS ((bfd *, PTR, FDR *)); - void (*swap_rfd_in) PARAMS ((bfd *, PTR, RFDT *)); - void (*swap_ext_in) PARAMS ((bfd *, PTR, EXTR *)); - void (*swap_tir_in) PARAMS ((int, const struct tir_ext *, TIR *)); - void (*swap_rndx_in) PARAMS ((int, const struct rndx_ext *, RNDXR *)); - /* Functions to swap out external symbolic data. */ - void (*swap_hdr_out) PARAMS ((bfd *, const HDRR *, PTR)); - void (*swap_dnr_out) PARAMS ((bfd *, const DNR *, PTR)); - void (*swap_pdr_out) PARAMS ((bfd *, const PDR *, PTR)); - void (*swap_sym_out) PARAMS ((bfd *, const SYMR *, PTR)); - void (*swap_opt_out) PARAMS ((bfd *, const OPTR *, PTR)); - void (*swap_fdr_out) PARAMS ((bfd *, const FDR *, PTR)); - void (*swap_rfd_out) PARAMS ((bfd *, const RFDT *, PTR)); - void (*swap_ext_out) PARAMS ((bfd *, const EXTR *, PTR)); - void (*swap_tir_out) PARAMS ((int, const TIR *, struct tir_ext *)); - void (*swap_rndx_out) PARAMS ((int, const RNDXR *, struct rndx_ext *)); - /* Function to read symbol data and set up pointers in - ecoff_debug_info structure. The section argument is used for - ELF, not straight ECOFF. */ - boolean (*read_debug_info) PARAMS ((bfd *, asection *, - struct ecoff_debug_info *)); -}; - -#endif /* ! defined (ECOFF_H) */ diff --git a/gnu/usr.bin/gdb/gdb/coff/i386.h b/gnu/usr.bin/gdb/gdb/coff/i386.h deleted file mode 100644 index 3c82229..0000000 --- a/gnu/usr.bin/gdb/gdb/coff/i386.h +++ /dev/null @@ -1,221 +0,0 @@ -/*** coff information for Intel 386/486. */ - - -/********************** FILE HEADER **********************/ - -struct external_filehdr { - char f_magic[2]; /* magic number */ - char f_nscns[2]; /* number of sections */ - char f_timdat[4]; /* time & date stamp */ - char f_symptr[4]; /* file pointer to symtab */ - char f_nsyms[4]; /* number of symtab entries */ - char f_opthdr[2]; /* sizeof(optional hdr) */ - char f_flags[2]; /* flags */ -}; - - -/* Bits for f_flags: - * F_RELFLG relocation info stripped from file - * F_EXEC file is executable (no unresolved external references) - * F_LNNO line numbers 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) - - - -#define I386MAGIC 0x14c -#define I386PTXMAGIC 0x154 -#define I386AIXMAGIC 0x175 - -/* This is Lynx's all-platform magic number for executables. */ - -#define LYNXCOFFMAGIC 0415 - -#define I386BADMAG(x) (((x).f_magic != I386MAGIC) \ - && (x).f_magic != I386AIXMAGIC \ - && (x).f_magic != I386PTXMAGIC \ - && (x).f_magic != LYNXCOFFMAGIC) - -#define FILHDR struct external_filehdr -#define FILHSZ sizeof(FILHDR) - - -/********************** AOUT "OPTIONAL HEADER" **********************/ - - -typedef struct -{ - char magic[2]; /* type of file */ - char vstamp[2]; /* version stamp */ - char tsize[4]; /* text size in bytes, padded to FW bdry*/ - char dsize[4]; /* initialized data " " */ - char bsize[4]; /* uninitialized data " " */ - char entry[4]; /* entry pt. */ - char text_start[4]; /* base of text used for this file */ - char data_start[4]; /* base of data used for this file */ -} -AOUTHDR; - - -#define AOUTSZ (sizeof(AOUTHDR)) - -#define OMAGIC 0404 /* object files, eg as output */ -#define ZMAGIC 0413 /* demand load format, eg normal ld output */ -#define STMAGIC 0401 /* target shlib */ -#define SHMAGIC 0443 /* host shlib */ - - -/********************** SECTION HEADER **********************/ - - -struct external_scnhdr { - char s_name[8]; /* section name */ - char s_paddr[4]; /* physical address, aliased s_nlib */ - char s_vaddr[4]; /* virtual address */ - char s_size[4]; /* section size */ - char s_scnptr[4]; /* file ptr to raw data for section */ - char s_relptr[4]; /* file ptr to relocation */ - char s_lnnoptr[4]; /* file ptr to line numbers */ - char s_nreloc[2]; /* number of relocation entries */ - char s_nlnno[2]; /* number of line number entries*/ - char s_flags[4]; /* flags */ -}; - -#define SCNHDR struct external_scnhdr -#define SCNHSZ sizeof(SCNHDR) - -/* - * names of "special" sections - */ -#define _TEXT ".text" -#define _DATA ".data" -#define _BSS ".bss" -#define _COMMENT ".comment" -#define _LIB ".lib" - -/********************** 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 external_lineno { - union { - char l_symndx[4]; /* function name symbol index, iff l_lnno == 0*/ - char l_paddr[4]; /* (physical) address of line number */ - } l_addr; - char l_lnno[2]; /* line number */ -}; - - -#define LINENO struct external_lineno -#define LINESZ 6 - - -/********************** SYMBOLS **********************/ - -#define E_SYMNMLEN 8 /* # characters in a symbol name */ -#define E_FILNMLEN 14 /* # characters in a file name */ -#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */ - -struct external_syment -{ - union { - char e_name[E_SYMNMLEN]; - struct { - char e_zeroes[4]; - char e_offset[4]; - } e; - } e; - char e_value[4]; - char e_scnum[2]; - char e_type[2]; - char e_sclass[1]; - char e_numaux[1]; -}; - -#define N_BTMASK (0xf) -#define N_TMASK (0x30) -#define N_BTSHFT (4) -#define N_TSHIFT (2) - -union external_auxent { - struct { - char x_tagndx[4]; /* str, un, or enum tag indx */ - union { - struct { - char x_lnno[2]; /* declaration line number */ - char x_size[2]; /* str/union/array size */ - } x_lnsz; - char x_fsize[4]; /* size of function */ - } x_misc; - union { - struct { /* if ISFCN, tag, or .bb */ - char x_lnnoptr[4]; /* ptr to fcn line # */ - char x_endndx[4]; /* entry ndx past block end */ - } x_fcn; - struct { /* if ISARY, up to 4 dimen. */ - char x_dimen[E_DIMNUM][2]; - } x_ary; - } x_fcnary; - char x_tvndx[2]; /* tv index */ - } x_sym; - - union { - char x_fname[E_FILNMLEN]; - struct { - char x_zeroes[4]; - char x_offset[4]; - } x_n; - } x_file; - - struct { - char x_scnlen[4]; /* section length */ - char x_nreloc[2]; /* # relocation entries */ - char x_nlinno[2]; /* # line numbers */ - } x_scn; - - struct { - char x_tvfill[4]; /* tv fill value */ - char x_tvlen[2]; /* length of .tv */ - char x_tvran[2][2]; /* tv range */ - } x_tv; /* info about .tv section (in auxent of symbol .tv)) */ - - -}; - -#define SYMENT struct external_syment -#define SYMESZ 18 -#define AUXENT union external_auxent -#define AUXESZ 18 - - -# define _ETEXT "etext" - - -/********************** RELOCATION DIRECTIVES **********************/ - - - -struct external_reloc { - char r_vaddr[4]; - char r_symndx[4]; - char r_type[2]; -}; - - -#define RELOC struct external_reloc -#define RELSZ 10 - -#define DEFAULT_DATA_SECTION_ALIGNMENT 4 -#define DEFAULT_BSS_SECTION_ALIGNMENT 4 -#define DEFAULT_TEXT_SECTION_ALIGNMENT 4 -/* For new sections we havn't heard of before */ -#define DEFAULT_SECTION_ALIGNMENT 4 diff --git a/gnu/usr.bin/gdb/gdb/coff/internal.h b/gnu/usr.bin/gdb/gdb/coff/internal.h deleted file mode 100644 index 78d7b93..0000000 --- a/gnu/usr.bin/gdb/gdb/coff/internal.h +++ /dev/null @@ -1,542 +0,0 @@ -/* Internal format of COFF object file data structures, for GNU BFD. - This file is part of BFD, the Binary File Descriptor library. */ - -/* First, make "signed char" work, even on old compilers. */ -#ifndef signed -#ifndef __STDC__ -#define signed /**/ -#endif -#endif - -/********************** FILE HEADER **********************/ -struct internal_filehdr -{ - unsigned short f_magic; /* magic number */ - unsigned short f_nscns; /* number of sections */ - long f_timdat; /* time & date stamp */ - bfd_vma 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 external references) - * F_LNNO line numbers stripped from file - * F_LSYMS local symbols stripped from file - * F_AR16WR file is 16-bit little-endian - * F_AR32WR file is 32-bit little-endian - * F_AR32W file is 32-bit big-endian - * F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports - * F_SHROBJ rs/6000 aix: file is a shared object - */ - -#define F_RELFLG (0x0001) -#define F_EXEC (0x0002) -#define F_LNNO (0x0004) -#define F_LSYMS (0x0008) -#define F_AR16WR (0x0080) -#define F_AR32WR (0x0100) -#define F_AR32W (0x0200) -#define F_DYNLOAD (0x1000) -#define F_SHROBJ (0x2000) - -/********************** AOUT "OPTIONAL HEADER" **********************/ -struct internal_aouthdr -{ - short magic; /* type of file */ - short vstamp; /* version stamp */ - bfd_vma tsize; /* text size in bytes, padded to FW bdry*/ - bfd_vma dsize; /* initialized data " " */ - bfd_vma bsize; /* uninitialized data " " */ - bfd_vma entry; /* entry pt. */ - bfd_vma text_start; /* base of text used for this file */ - bfd_vma data_start; /* base of data used for this file */ - - /* i960 stuff */ - unsigned long tagentries; /* number of tag entries to follow */ - - /* RS/6000 stuff */ - unsigned long o_toc; /* address of TOC */ - short o_snentry; /* section number for entry point */ - short o_sntext; /* section number for text */ - short o_sndata; /* section number for data */ - short o_sntoc; /* section number for toc */ - short o_snloader; /* section number for loader section */ - short o_snbss; /* section number for bss */ - short o_algntext; /* max alignment for text */ - short o_algndata; /* max alignment for data */ - short o_modtype; /* Module type field, 1R,RE,RO */ - unsigned long o_maxstack; /* max stack size allowed. */ - - /* ECOFF stuff */ - bfd_vma bss_start; /* Base of bss section. */ - bfd_vma gp_value; /* GP register value. */ - unsigned long gprmask; /* General registers used. */ - unsigned long cprmask[4]; /* Coprocessor registers used. */ - unsigned long fprmask; /* Floating pointer registers used. */ - - /* Apollo stuff */ - long o_inlib; /* inlib data */ - long o_sri; /* Static Resource Information */ - long vid[2]; /* Version id */ -}; - -/********************** STORAGE CLASSES **********************/ - -/* This used to be defined as -1, but now n_sclass is unsigned. */ -#define C_EFCN 0xff /* 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 */ -#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 # reformatted as symbol table entry */ -#define C_ALIAS 105 /* duplicate tag */ -#define C_HIDDEN 106 /* ext symbol in dmert public lib */ - - /* New storage classes for 80960 */ - -/* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */ -#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */ - -#define C_SCALL 107 /* Procedure reachable via system call */ -#define C_LEAFEXT 108 /* External leaf */ -#define C_LEAFSTAT 113 /* Static leaf */ -#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 */ - - /* Storage classes for m88k */ -#define C_SHADOW 107 /* shadow symbol */ -#define C_VERSION 108 /* coff version symbol */ - - /* New storage classes for RS/6000 */ -#define C_HIDEXT 107 /* Un-named external symbol */ -#define C_BINCL 108 /* Marks beginning of include file */ -#define C_EINCL 109 /* Marks ending of include file */ - - /* storage classes for stab symbols for RS/6000 */ -#define C_GSYM (0x80) -#define C_LSYM (0x81) -#define C_PSYM (0x82) -#define C_RSYM (0x83) -#define C_RPSYM (0x84) -#define C_STSYM (0x85) -#define C_TCSYM (0x86) -#define C_BCOMM (0x87) -#define C_ECOML (0x88) -#define C_ECOMM (0x89) -#define C_DECL (0x8c) -#define C_ENTRY (0x8d) -#define C_FUN (0x8e) -#define C_BSTAT (0x8f) -#define C_ESTAT (0x90) - -/********************** SECTION HEADER **********************/ -struct internal_scnhdr -{ - char s_name[8]; /* section name */ - bfd_vma s_paddr; /* physical address, aliased s_nlib */ - bfd_vma s_vaddr; /* virtual address */ - bfd_vma s_size; /* section size */ - bfd_vma s_scnptr; /* file ptr to raw data for section */ - bfd_vma s_relptr; /* file ptr to relocation */ - bfd_vma s_lnnoptr; /* file ptr to line numbers */ - unsigned long s_nreloc; /* number of relocation entries */ - unsigned long s_nlnno; /* number of line number entries*/ - long s_flags; /* flags */ - long s_align; /* used on I960 */ -}; - -/* - * s_flags "type" - */ -#define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */ -#define STYP_DSECT (0x0001) /* "dummy": relocated only*/ -#define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */ -#define STYP_GROUP (0x0004) /* "grouped": formed of input sections */ -#define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */ -#define STYP_COPY (0x0010) /* "copy": 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: not allocated not relocated, not loaded */ -#define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */ -#define STYP_LIB (0x0800) /* for .lib: 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. */ - -#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */ -/********************** 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 internal_lineno -{ - union - { - long l_symndx; /* function name symbol index, iff l_lnno == 0*/ - long l_paddr; /* (physical) address of line number */ - } l_addr; - unsigned long l_lnno; /* line number */ -}; - -/********************** 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 internal_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 */ - unsigned short n_flags; /* copy of flags from filhdr */ - unsigned short n_type; /* type and derived type */ - unsigned char n_sclass; /* storage class */ - char n_numaux; /* number of aux. entries */ -}; - -#define n_name _n._n_name -#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_UNDEF ((short)0) /* undefined symbol */ -#define N_ABS ((short)-1) /* value of symbol is absolute */ -#define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */ -#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */ -#define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/ - -/* - * Type of a symbol, in low N bits of the word - */ -#define T_NULL 0 -#define T_VOID 1 /* function argument (only used by compiler) */ -#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 */ -#define T_LNGDBL 16 /* long double */ - -/* - * 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 */ - -#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 ISTAG(x) ((x)==C_STRTAG||(x)==C_UNTAG||(x)==C_ENTAG) -#define DECREF(x) ((((x)>>N_TSHIFT)&~N_BTMASK)|((x)&N_BTMASK)) - - -union internal_auxent -{ - struct - { - - union - { - long l; /* str, un, or enum tag indx */ - struct coff_ptr_struct *p; - } x_tagndx; - - 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 # */ - union - { /* entry ndx past block end */ - long l; - struct coff_ptr_struct *p; - } x_endndx; - } 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; - - 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 */ - unsigned short x_tvran[2]; /* tv range */ - } x_tv; /* info about .tv section (in auxent of symbol .tv)) */ - - /****************************************** - * RS/6000-specific auxent - last auxent for every external symbol - ******************************************/ - struct - { - union - { /* csect length or enclosing csect */ - long l; - struct coff_ptr_struct *p; - } x_scnlen; - long x_parmhash; /* parm type hash index */ - unsigned short x_snhash; /* sect num with parm hash */ - unsigned char x_smtyp; /* symbol align and type */ - /* 0-4 - Log 2 of alignment */ - /* 5-7 - symbol type */ - unsigned char x_smclas; /* storage mapping class */ - long x_stab; /* dbx stab info index */ - unsigned short x_snstab; /* sect num with dbx stab */ - } x_csect; /* csect definition information */ - -/* x_smtyp values: */ - -#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */ -#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */ -/* Symbol type values: */ -#define XTY_ER 0 /* External reference */ -#define XTY_SD 1 /* Csect definition */ -#define XTY_LD 2 /* Label definition */ -#define XTY_CM 3 /* .BSS */ -#define XTY_EM 4 /* Error message */ -#define XTY_US 5 /* "Reserved for internal use" */ - -/* x_smclas values: */ - -#define XMC_PR 0 /* Read-only program code */ -#define XMC_RO 1 /* Read-only constant */ -#define XMC_DB 2 /* Read-only debug dictionary table */ -#define XMC_TC 3 /* Read-write general TOC entry */ -#define XMC_UA 4 /* Read-write unclassified */ -#define XMC_RW 5 /* Read-write data */ -#define XMC_GL 6 /* Read-only global linkage */ -#define XMC_XO 7 /* Read-only extended operation (simulated insn) */ -#define XMC_SV 8 /* Read-only supervisor call */ -#define XMC_BS 9 /* Read-write BSS */ -#define XMC_DS 10 /* Read-write descriptor csect */ -#define XMC_UC 11 /* Read-write unnamed Fortran common */ -#define XMC_TI 12 /* Read-only traceback index csect */ -#define XMC_TB 13 /* Read-only traceback table csect */ -/* 14 ??? */ -#define XMC_TC0 15 /* Read-write TOC anchor for TOC addressability */ - - - /****************************************** - * I960-specific *2nd* aux. entry formats - ******************************************/ - struct - { - /* This is a very old typo that keeps getting propagated. */ -#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 */ - -}; - -/********************** RELOCATION DIRECTIVES **********************/ - -struct internal_reloc -{ - bfd_vma r_vaddr; /* Virtual address of reference */ - long r_symndx; /* Index into symbol table */ - unsigned short r_type; /* Relocation type */ - unsigned char r_size; /* Used by RS/6000 and ECOFF */ - unsigned char r_extern; /* Used by ECOFF */ - unsigned long r_offset; /* Used by Alpha ECOFF, SPARC, others */ -}; - -#define R_RELBYTE 017 -#define R_RELWORD 020 -#define R_PCRBYTE 022 -#define R_PCRWORD 023 -#define R_PCRLONG 024 - -#define R_DIR16 01 -#define R_DIR32 06 -#define R_PCLONG 020 -#define R_RELBYTE 017 -#define R_RELWORD 020 - - - -#define R_PCR16L 128 -#define R_PCR26L 129 -#define R_VRT16 130 -#define R_HVRT16 131 -#define R_LVRT16 132 -#define R_VRT32 133 -#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) -#define R_JUMPTARG 0x20 /* strange 29k 00xx00xx reloc */ - - -#define R_MOVB1 0x41 /* Special h8 16bit or 8 bit reloc for mov.b */ -#define R_MOVB2 0x42 /* Special h8 opcode for 8bit which could be 16 */ -#define R_JMP1 0x43 /* Special h8 16bit jmp which could be pcrel */ -#define R_JMP2 0x44 /* a branch which used to be a jmp */ -#define R_RELLONG_NEG 0x45 - -#define R_JMPL1 0x46 /* Special h8 24bit jmp which could be pcrel */ -#define R_JMPL_B8 0x47 /* a 8 bit pcrel which used to be a jmp */ - -#define R_MOVLB1 0x48 /* Special h8 24bit or 8 bit reloc for mov.b */ -#define R_MOVLB2 0x49 /* Special h8 opcode for 8bit which could be 24 */ - -/* Z8k modes */ -#define R_IMM16 0x01 /* 16 bit abs */ -#define R_JR 0x02 /* jr 8 bit disp */ -#define R_IMM4L 0x23 /* low nibble */ -#define R_IMM8 0x22 /* 8 bit abs */ -#define R_IMM32 R_RELLONG /* 32 bit abs */ -#define R_CALL R_DA /* Absolute address which could be a callr */ -#define R_JP R_DA /* Absolute address which could be a jp */ -#define R_REL16 0x04 /* 16 bit PC rel */ -#define R_CALLR 0x05 /* callr 12 bit disp */ -#define R_SEG 0x10 /* set if in segmented mode */ -#define R_IMM4H 0x24 /* high nibble */ -#define R_DISP7 0x25 /* djnz displacement */ - -/* H8500 modes */ - -#define R_H8500_IMM8 1 /* 8 bit immediate */ -#define R_H8500_IMM16 2 /* 16 bit immediate */ -#define R_H8500_PCREL8 3 /* 8 bit pcrel */ -#define R_H8500_PCREL16 4 /* 16 bit pcrel */ -#define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */ -#define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */ -#define R_H8500_IMM24 6 /* 24 bit immediate */ -#define R_H8500_IMM32 8 /* 32 bit immediate */ -#define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */ - -/* SH modes */ - -#define R_SH_PCREL8 3 /* 8 bit pcrel */ -#define R_SH_PCREL16 4 /* 16 bit pcrel */ -#define R_SH_HIGH8 5 /* high 8 bits of 24 bit address */ -#define R_SH_LOW16 7 /* low 16 bits of 24 bit immediate */ -#define R_SH_IMM24 6 /* 24 bit immediate */ -#define R_SH_PCDISP8BY4 9 /* PC rel 8 bits *4 +ve */ -#define R_SH_PCDISP8BY2 10 /* PC rel 8 bits *2 +ve */ -#define R_SH_PCDISP8 11 /* 8 bit branch */ -#define R_SH_PCDISP 12 /* 12 bit branch */ -#define R_SH_IMM32 14 /* 32 bit immediate */ -#define R_SH_IMM8 16 -#define R_SH_IMM8BY2 17 -#define R_SH_IMM8BY4 18 -#define R_SH_IMM4 19 -#define R_SH_IMM4BY2 20 -#define R_SH_IMM4BY4 21 -#define R_SH_PCRELIMM8BY2 22 -#define R_SH_PCRELIMM8BY4 23 -#define R_SH_IMM16 24 /* 16 bit immediate */ - - diff --git a/gnu/usr.bin/gdb/gdb/coff/sym.h b/gnu/usr.bin/gdb/gdb/coff/sym.h deleted file mode 100644 index e84caed..0000000 --- a/gnu/usr.bin/gdb/gdb/coff/sym.h +++ /dev/null @@ -1,477 +0,0 @@ -/* Declarations of internal format of MIPS ECOFF symbols. - Originally contributed by MIPS Computer Systems and Third Eye Software. - Changes contributed by Cygnus Support are in the public domain. - - This file is just aggregated with the files that make up the GNU - release; it is not considered part of GAS, GDB, or other GNU - programs. */ - -/* - * |-----------------------------------------------------------| - * | Copyright (c) 1992, 1991, 1990 MIPS Computer Systems, Inc.| - * | MIPS Computer Systems, Inc. grants reproduction and use | - * | rights to all parties, PROVIDED that this comment is | - * | maintained in the copy. | - * |-----------------------------------------------------------| - */ -#ifndef _SYM_H -#define _SYM_H - -/* (C) Copyright 1984 by Third Eye Software, Inc. - * - * Third Eye Software, Inc. grants reproduction and use rights to - * all parties, PROVIDED that this comment is maintained in the copy. - * - * Third Eye makes no claims about the applicability of this - * symbol table to a particular use. - */ - -/* - * This file contains the definition of the Third Eye Symbol Table. - * - * Symbols are assumed to be in 'encounter order' - i.e. the order that - * the things they represent were encountered by the compiler/assembler/loader. - * EXCEPT for globals! These are assumed to be bunched together, - * probably right after the last 'normal' symbol. Globals ARE sorted - * in ascending order. - * - * ----------------------------------------------------------------------- - * A brief word about Third Eye naming/use conventions: - * - * All arrays and index's are 0 based. - * All "ifooMax" values are the highest legal value PLUS ONE. This makes - * them good for allocating arrays, etc. All checks are "ifoo < ifooMax". - * - * "isym" Index into the SYMbol table. - * "ipd" Index into the Procedure Descriptor array. - * "ifd" Index into the File Descriptor array. - * "iss" Index into String Space. - * "cb" Count of Bytes. - * "rgPd" array whose domain is "0..ipdMax-1" and RanGe is PDR. - * "rgFd" array whose domain is "0..ifdMax-1" and RanGe is FDR. - */ - - -/* - * Symbolic Header (HDR) structure. - * As long as all the pointers are set correctly, - * we don't care WHAT order the various sections come out in! - * - * A file produced solely for the use of CDB will probably NOT have - * any instructions or data areas in it, as these are available - * in the original. - */ - -typedef struct { - short magic; /* to verify validity of the table */ - short vstamp; /* version stamp */ - long ilineMax; /* number of line number entries */ - bfd_vma cbLine; /* number of bytes for line number entries */ - bfd_vma cbLineOffset; /* offset to start of line number entries*/ - long idnMax; /* max index into dense number table */ - bfd_vma cbDnOffset; /* offset to start dense number table */ - long ipdMax; /* number of procedures */ - bfd_vma cbPdOffset; /* offset to procedure descriptor table */ - long isymMax; /* number of local symbols */ - bfd_vma cbSymOffset; /* offset to start of local symbols*/ - long ioptMax; /* max index into optimization symbol entries */ - bfd_vma cbOptOffset; /* offset to optimization symbol entries */ - long iauxMax; /* number of auxillary symbol entries */ - bfd_vma cbAuxOffset; /* offset to start of auxillary symbol entries*/ - long issMax; /* max index into local strings */ - bfd_vma cbSsOffset; /* offset to start of local strings */ - long issExtMax; /* max index into external strings */ - bfd_vma cbSsExtOffset; /* offset to start of external strings */ - long ifdMax; /* number of file descriptor entries */ - bfd_vma cbFdOffset; /* offset to file descriptor table */ - long crfd; /* number of relative file descriptor entries */ - bfd_vma cbRfdOffset; /* offset to relative file descriptor table */ - long iextMax; /* max index into external symbols */ - bfd_vma cbExtOffset; /* offset to start of external symbol entries*/ - /* If you add machine dependent fields, add them here */ - } HDRR, *pHDRR; -#define cbHDRR sizeof(HDRR) -#define hdrNil ((pHDRR)0) - -/* - * The FDR and PDR structures speed mapping of address <-> name. - * They are sorted in ascending memory order and are kept in - * memory by CDB at runtime. - */ - -/* - * File Descriptor - * - * There is one of these for EVERY FILE, whether compiled with - * full debugging symbols or not. The name of a file should be - * the path name given to the compiler. This allows the user - * to simply specify the names of the directories where the COMPILES - * were done, and we will be able to find their files. - * A field whose comment starts with "R - " indicates that it will be - * setup at runtime. - */ -typedef struct fdr { - bfd_vma adr; /* memory address of beginning of file */ - long rss; /* file name (of source, if known) */ - long issBase; /* file's string space */ - bfd_vma cbSs; /* number of bytes in the ss */ - long isymBase; /* beginning of symbols */ - long csym; /* count file's of symbols */ - long ilineBase; /* file's line symbols */ - long cline; /* count of file's line symbols */ - long ioptBase; /* file's optimization entries */ - long copt; /* count of file's optimization entries */ - unsigned short ipdFirst;/* start of procedures for this file */ - short cpd; /* count of procedures for this file */ - long iauxBase; /* file's auxiliary entries */ - long caux; /* count of file's auxiliary entries */ - long rfdBase; /* index into the file indirect table */ - long crfd; /* count file indirect entries */ - unsigned lang: 5; /* language for this file */ - unsigned fMerge : 1; /* whether this file can be merged */ - unsigned fReadin : 1; /* true if it was read in (not just created) */ - unsigned fBigendian : 1;/* if set, was compiled on big endian machine */ - /* aux's will be in compile host's sex */ - unsigned glevel : 2; /* level this file was compiled with */ - unsigned reserved : 22; /* reserved for future use */ - bfd_vma cbLineOffset; /* byte offset from header for this file ln's */ - bfd_vma cbLine; /* size of lines for this file */ - } FDR, *pFDR; -#define cbFDR sizeof(FDR) -#define fdNil ((pFDR)0) -#define ifdNil -1 -#define ifdTemp 0 -#define ilnNil -1 - - -/* - * Procedure Descriptor - * - * There is one of these for EVERY TEXT LABEL. - * If a procedure is in a file with full symbols, then isym - * will point to the PROC symbols, else it will point to the - * global symbol for the label. - */ - -typedef struct pdr { - bfd_vma adr; /* memory address of start of procedure */ - long isym; /* start of local symbol entries */ - long iline; /* start of line number entries*/ - long regmask; /* save register mask */ - long regoffset; /* save register offset */ - long iopt; /* start of optimization symbol entries*/ - long fregmask; /* save floating point register mask */ - long fregoffset; /* save floating point register offset */ - long frameoffset; /* frame size */ - short framereg; /* frame pointer register */ - short pcreg; /* offset or reg of return pc */ - long lnLow; /* lowest line in the procedure */ - long lnHigh; /* highest line in the procedure */ - bfd_vma cbLineOffset; /* byte offset for this procedure from the fd base */ - /* These fields are new for 64 bit ECOFF. */ - unsigned gp_prologue : 8; /* byte size of GP prologue */ - unsigned gp_used : 1; /* true if the procedure uses GP */ - unsigned reg_frame : 1; /* true if register frame procedure */ - unsigned reserved : 14; /* reserved: must be zero */ - unsigned localoff : 8; /* offset of local variables from vfp */ - } PDR, *pPDR; -#define cbPDR sizeof(PDR) -#define pdNil ((pPDR) 0) -#define ipdNil -1 - -/* - * The structure of the runtime procedure descriptor created by the loader - * for use by the static exception system. - */ -typedef struct runtime_pdr { - bfd_vma adr; /* memory address of start of procedure */ - long regmask; /* save register mask */ - long regoffset; /* save register offset */ - long fregmask; /* save floating point register mask */ - long fregoffset; /* save floating point register offset */ - long frameoffset; /* frame size */ - short framereg; /* frame pointer register */ - short pcreg; /* offset or reg of return pc */ - long irpss; /* index into the runtime string table */ - long reserved; - struct exception_info *exception_info;/* pointer to exception array */ -} RPDR, *pRPDR; -#define cbRPDR sizeof(RPDR) -#define rpdNil ((pRPDR) 0) - -/* - * Line Numbers - * - * Line Numbers are segregated from the normal symbols because they - * are [1] smaller , [2] are of no interest to your - * average loader, and [3] are never needed in the middle of normal - * scanning and therefore slow things down. - * - * By definition, the first LINER for any given procedure will have - * the first line of a procedure and represent the first address. - */ - -typedef long LINER, *pLINER; -#define lineNil ((pLINER)0) -#define cbLINER sizeof(LINER) -#define ilineNil -1 - - - -/* - * The Symbol Structure (GFW, to those who Know!) - */ - -typedef struct { - long iss; /* index into String Space of name */ - bfd_vma value; /* value of symbol */ - unsigned st : 6; /* symbol type */ - unsigned sc : 5; /* storage class - text, data, etc */ - unsigned reserved : 1; /* reserved */ - unsigned index : 20; /* index into sym/aux table */ - } SYMR, *pSYMR; -#define symNil ((pSYMR)0) -#define cbSYMR sizeof(SYMR) -#define isymNil -1 -#define indexNil 0xfffff -#define issNil -1 -#define issNull 0 - - -/* The following converts a memory resident string to an iss. - * This hack is recognized in SbFIss, in sym.c of the debugger. - */ -#define IssFSb(sb) (0x80000000 | ((unsigned long)(sb))) - -/* E X T E R N A L S Y M B O L R E C O R D - * - * Same as the SYMR except it contains file context to determine where - * the index is. - */ -typedef struct ecoff_extr { - unsigned jmptbl:1; /* symbol is a jump table entry for shlibs */ - unsigned cobol_main:1; /* symbol is a cobol main procedure */ - unsigned weakext:1; /* symbol is weak external */ - unsigned reserved:13; /* reserved for future use */ - int ifd; /* where the iss and index fields point into */ - SYMR asym; /* symbol for the external */ - } EXTR, *pEXTR; -#define extNil ((pEXTR)0) -#define cbEXTR sizeof(EXTR) - - -/* A U X I L L A R Y T Y P E I N F O R M A T I O N */ - -/* - * Type Information Record - */ -typedef struct { - unsigned fBitfield : 1; /* set if bit width is specified */ - unsigned continued : 1; /* indicates additional TQ info in next AUX */ - unsigned bt : 6; /* basic type */ - unsigned tq4 : 4; - unsigned tq5 : 4; - /* ---- 16 bit boundary ---- */ - unsigned tq0 : 4; - unsigned tq1 : 4; /* 6 type qualifiers - tqPtr, etc. */ - unsigned tq2 : 4; - unsigned tq3 : 4; - } TIR, *pTIR; -#define cbTIR sizeof(TIR) -#define tiNil ((pTIR)0) -#define itqMax 6 - -/* - * Relative symbol record - * - * If the rfd field is 4095, the index field indexes into the global symbol - * table. - */ - -typedef struct { - unsigned rfd : 12; /* index into the file indirect table */ - unsigned index : 20; /* index int sym/aux/iss tables */ - } RNDXR, *pRNDXR; -#define cbRNDXR sizeof(RNDXR) -#define rndxNil ((pRNDXR)0) - -/* dense numbers or sometimes called block numbers are stored in this type, - * a rfd of 0xffffffff is an index into the global table. - */ -typedef struct { - unsigned long rfd; /* index into the file table */ - unsigned long index; /* index int sym/aux/iss tables */ - } DNR, *pDNR; -#define cbDNR sizeof(DNR) -#define dnNil ((pDNR)0) - - - -/* - * Auxillary information occurs only if needed. - * It ALWAYS occurs in this order when present. - - isymMac used by stProc only - TIR type info - TIR additional TQ info (if first TIR was not enough) - rndx if (bt == btStruct,btUnion,btEnum,btSet,btRange, - btTypedef): - rsym.index == iaux for btSet or btRange - else rsym.index == isym - dimLow btRange, btSet - dimMac btRange, btSet - rndx0 As many as there are tq arrays - dimLow0 - dimHigh0 - ... - rndxMax-1 - dimLowMax-1 - dimHighMax-1 - width in bits if (bit field), width in bits. - */ -#define cAuxMax (6 + (idimMax*3)) - -/* a union of all possible info in the AUX universe */ -typedef union { - TIR ti; /* type information record */ - RNDXR rndx; /* relative index into symbol table */ - long dnLow; /* low dimension */ - long dnHigh; /* high dimension */ - long isym; /* symbol table index (end of proc) */ - long iss; /* index into string space (not used) */ - long width; /* width for non-default sized struc fields */ - long count; /* count of ranges for variant arm */ - } AUXU, *pAUXU; -#define cbAUXU sizeof(AUXU) -#define auxNil ((pAUXU)0) -#define iauxNil -1 - - -/* - * Optimization symbols - * - * Optimization symbols contain some overlap information with the normal - * symbol table. In particular, the proc information - * is somewhat redundant but necessary to easily find the other information - * present. - * - * All of the offsets are relative to the beginning of the last otProc - */ - -typedef struct { - unsigned ot: 8; /* optimization type */ - unsigned value: 24; /* address where we are moving it to */ - RNDXR rndx; /* points to a symbol or opt entry */ - unsigned long offset; /* relative offset this occured */ - } OPTR, *pOPTR; -#define optNil ((pOPTR) 0) -#define cbOPTR sizeof(OPTR) -#define ioptNil -1 - -/* - * File Indirect - * - * When a symbol is referenced across files the following procedure is used: - * 1) use the file index to get the File indirect entry. - * 2) use the file indirect entry to get the File descriptor. - * 3) add the sym index to the base of that file's sym table - * - */ - -typedef long RFDT, *pRFDT; -#define cbRFDT sizeof(RFDT) -#define rfdNil -1 - -/* - * The file indirect table in the mips loader is known as an array of FITs. - * This is done to keep the code in the loader readable in the area where - * these tables are merged. Note this is only a name change. - */ -typedef long FIT, *pFIT; -#define cbFIT sizeof(FIT) -#define ifiNil -1 -#define fiNil ((pFIT) 0) - -#ifdef _LANGUAGE_PASCAL -#define ifdNil -1 -#define ilnNil -1 -#define ipdNil -1 -#define ilineNil -1 -#define isymNil -1 -#define indexNil 16#fffff -#define issNil -1 -#define issNull 0 -#define itqMax 6 -#define iauxNil -1 -#define ioptNil -1 -#define rfdNil -1 -#define ifiNil -1 -#endif /* _LANGUAGE_PASCAL */ - - -/* Dense numbers - * - * Rather than use file index, symbol index pairs to represent symbols - * and globals, we use dense number so that they can be easily embeded - * in intermediate code and the programs that process them can - * use direct access tabls instead of hash table (which would be - * necesary otherwise because of the sparse name space caused by - * file index, symbol index pairs. Dense number are represented - * by RNDXRs. - */ - -/* - * The following table defines the meaning of each SYM field as - * a function of the "st". (scD/B == scData OR scBss) - * - * Note: the value "isymMac" is used by symbols that have the concept - * of enclosing a block of related information. This value is the - * isym of the first symbol AFTER the end associated with the primary - * symbol. For example if a procedure was at isym==90 and had an - * isymMac==155, the associated end would be at isym==154, and the - * symbol at 155 would probably (although not necessarily) be the - * symbol for the next procedure. This allows rapid skipping over - * internal information of various sorts. "stEnd"s ALWAYS have the - * isym of the primary symbol that started the block. - * - -ST SC VALUE INDEX --------- ------ -------- ------ -stFile scText address isymMac -stLabel scText address --- -stGlobal scD/B address iaux -stStatic scD/B address iaux -stParam scAbs offset iaux -stLocal scAbs offset iaux -stProc scText address iaux (isymMac is first AUX) -stStaticProc scText address iaux (isymMac is first AUX) - -stMember scNil ordinal --- (if member of enum) - (mipsread thinks the case below has a bit, not byte, offset.) -stMember scNil byte offset iaux (if member of struct/union) -stMember scBits bit offset iaux (bit field spec) - -stBlock scText address isymMac (text block) - (the code seems to think that rather than scNil, we see scInfo for - the two cases below.) -stBlock scNil cb isymMac (struct/union member define) -stBlock scNil cMembers isymMac (enum member define) - - (New types added by SGI to simplify things:) -stStruct scInfo cb isymMac (struct type define) -stUnion scInfo cb isymMac (union type define) -stEnum scInfo cMembers isymMac (enum type define) - -stEnd scText address isymStart -stEnd scNil ------- isymStart (struct/union/enum) - -stTypedef scNil ------- iaux -stRegReloc sc??? value old register number -stForward sc??? new address isym to original symbol - -stConstant scInfo value --- (scalar) -stConstant scInfo iss --- (complex, e.g. string) - - * - */ -#endif diff --git a/gnu/usr.bin/gdb/gdb/coff/symconst.h b/gnu/usr.bin/gdb/gdb/coff/symconst.h deleted file mode 100644 index 54bd0fb..0000000 --- a/gnu/usr.bin/gdb/gdb/coff/symconst.h +++ /dev/null @@ -1,176 +0,0 @@ -/* Declarations of constants for internal format of MIPS ECOFF symbols. - Originally contributed by MIPS Computer Systems and Third Eye Software. - Changes contributed by Cygnus Support are in the public domain. - - This file is just aggregated with the files that make up the GNU - release; it is not considered part of GAS, GDB, or other GNU - programs. */ - -/* - * |-----------------------------------------------------------| - * | Copyright (c) 1992, 1991, 1990 MIPS Computer Systems, Inc.| - * | MIPS Computer Systems, Inc. grants reproduction and use | - * | rights to all parties, PROVIDED that this comment is | - * | maintained in the copy. | - * |-----------------------------------------------------------| - */ - -/* (C) Copyright 1984 by Third Eye Software, Inc. - * - * Third Eye Software, Inc. grants reproduction and use rights to - * all parties, PROVIDED that this comment is maintained in the copy. - * - * Third Eye makes no claims about the applicability of this - * symbol table to a particular use. - */ - -/* glevels for field in FDR */ -#define GLEVEL_0 2 -#define GLEVEL_1 1 -#define GLEVEL_2 0 /* for upward compat reasons. */ -#define GLEVEL_3 3 - -/* magic number fo symheader */ -#define magicSym 0x7009 -/* The Alpha uses this value instead, for some reason. */ -#define magicSym2 0x1992 - -/* Language codes */ -#define langC 0 -#define langPascal 1 -#define langFortran 2 -#define langAssembler 3 /* one Assembley inst might map to many mach */ -#define langMachine 4 -#define langNil 5 -#define langAda 6 -#define langPl1 7 -#define langCobol 8 -#define langStdc 9 /* FIXME: Collides with SGI langCplusplus */ -#define langCplusplus 9 /* FIXME: Collides with langStdc */ -#define langCplusplusV2 10 /* SGI addition */ -#define langMax 11 /* maximun allowed 32 -- 5 bits */ - -/* The following are value definitions for the fields in the SYMR */ - -/* - * Storage Classes - */ - -#define scNil 0 -#define scText 1 /* text symbol */ -#define scData 2 /* initialized data symbol */ -#define scBss 3 /* un-initialized data symbol */ -#define scRegister 4 /* value of symbol is register number */ -#define scAbs 5 /* value of symbol is absolute */ -#define scUndefined 6 /* who knows? */ -#define scCdbLocal 7 /* variable's value is IN se->va.?? */ -#define scBits 8 /* this is a bit field */ -#define scCdbSystem 9 /* variable's value is IN CDB's address space */ -#define scDbx 9 /* overlap dbx internal use */ -#define scRegImage 10 /* register value saved on stack */ -#define scInfo 11 /* symbol contains debugger information */ -#define scUserStruct 12 /* address in struct user for current process */ -#define scSData 13 /* load time only small data */ -#define scSBss 14 /* load time only small common */ -#define scRData 15 /* load time only read only data */ -#define scVar 16 /* Var parameter (fortran,pascal) */ -#define scCommon 17 /* common variable */ -#define scSCommon 18 /* small common */ -#define scVarRegister 19 /* Var parameter in a register */ -#define scVariant 20 /* Variant record */ -#define scSUndefined 21 /* small undefined(external) data */ -#define scInit 22 /* .init section symbol */ -#define scBasedVar 23 /* Fortran or PL/1 ptr based var */ -#define scXData 24 /* exception handling data */ -#define scPData 25 /* Procedure section */ -#define scFini 26 /* .fini section */ -#define scMax 32 - - -/* - * Symbol Types - */ - -#define stNil 0 /* Nuthin' special */ -#define stGlobal 1 /* external symbol */ -#define stStatic 2 /* static */ -#define stParam 3 /* procedure argument */ -#define stLocal 4 /* local variable */ -#define stLabel 5 /* label */ -#define stProc 6 /* " " Procedure */ -#define stBlock 7 /* beginnning of block */ -#define stEnd 8 /* end (of anything) */ -#define stMember 9 /* member (of anything - struct/union/enum */ -#define stTypedef 10 /* type definition */ -#define stFile 11 /* file name */ -#define stRegReloc 12 /* register relocation */ -#define stForward 13 /* forwarding address */ -#define stStaticProc 14 /* load time only static procs */ -#define stConstant 15 /* const */ -#define stStaParam 16 /* Fortran static parameters */ - /* These new symbol types have been recently added to SGI machines. */ -#define stStruct 26 /* Beginning of block defining a struct type */ -#define stUnion 27 /* Beginning of block defining a union type */ -#define stEnum 28 /* Beginning of block defining an enum type */ -#define stIndirect 34 /* Indirect type specification */ - /* Pseudo-symbols - internal to debugger */ -#define stStr 60 /* string */ -#define stNumber 61 /* pure number (ie. 4 NOR 2+2) */ -#define stExpr 62 /* 2+2 vs. 4 */ -#define stType 63 /* post-coersion SER */ -#define stMax 64 - -/* definitions for fields in TIR */ - -/* type qualifiers for ti.tq0 -> ti.(itqMax-1) */ -#define tqNil 0 /* bt is what you see */ -#define tqPtr 1 /* pointer */ -#define tqProc 2 /* procedure */ -#define tqArray 3 /* duh */ -#define tqFar 4 /* longer addressing - 8086/8 land */ -#define tqVol 5 /* volatile */ -#define tqConst 6 /* const */ -#define tqMax 8 - -/* basic types as seen in ti.bt */ -#define btNil 0 /* undefined (also, enum members) */ -#define btAdr 1 /* address - integer same size as pointer */ -#define btChar 2 /* character */ -#define btUChar 3 /* unsigned character */ -#define btShort 4 /* short */ -#define btUShort 5 /* unsigned short */ -#define btInt 6 /* int */ -#define btUInt 7 /* unsigned int */ -#define btLong 8 /* long */ -#define btULong 9 /* unsigned long */ -#define btFloat 10 /* float (real) */ -#define btDouble 11 /* Double (real) */ -#define btStruct 12 /* Structure (Record) */ -#define btUnion 13 /* Union (variant) */ -#define btEnum 14 /* Enumerated */ -#define btTypedef 15 /* defined via a typedef, isymRef points */ -#define btRange 16 /* subrange of int */ -#define btSet 17 /* pascal sets */ -#define btComplex 18 /* fortran complex */ -#define btDComplex 19 /* fortran double complex */ -#define btIndirect 20 /* forward or unnamed typedef */ -#define btFixedDec 21 /* Fixed Decimal */ -#define btFloatDec 22 /* Float Decimal */ -#define btString 23 /* Varying Length Character String */ -#define btBit 24 /* Aligned Bit String */ -#define btPicture 25 /* Picture */ -#define btVoid 26 /* void */ -#define btLongLong 27 /* long long */ -#define btULongLong 28 /* unsigned long long */ -#define btMax 64 - -#if (_MFG == _MIPS) -/* optimization type codes */ -#define otNil 0 -#define otReg 1 /* move var to reg */ -#define otBlock 2 /* begin basic block */ -#define otProc 3 /* procedure */ -#define otInline 4 /* inline procedure */ -#define otEnd 5 /* whatever you started */ -#define otMax 6 /* KEEP UP TO DATE */ -#endif /* (_MFG == _MIPS) */ |
