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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 6400 | punk_joker | 1 | /* @(#)stab.h 1.11 92/05/11 SMI */ |
| 2 | /* $Id: stab.h,v 1.2 2005/10/11 08:44:56 tobias-weber Exp $ */ |
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| 3 | /* |
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| 4 | * Copyright (c) 1990 by Sun Microsystems, Inc. |
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| 5 | */ |
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| 6 | |||
| 7 | /* |
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| 8 | * This file gives definitions supplementing |
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| 9 | * for permanent symbol table entries. |
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| 10 | * These must have one of the N_STAB bits on, |
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| 11 | * and are subject to relocation according to the masks in |
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| 12 | */ |
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| 13 | |||
| 14 | #ifndef _STAB_H |
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| 15 | #define _STAB_H |
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| 16 | |||
| 17 | |||
| 18 | #if !defined(_a_out_h) && !defined(_A_OUT_H) |
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| 19 | /* this file contains fragments of a.out.h and stab.h relevant to |
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| 20 | * support of stabX processing within ELF files - see the |
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| 21 | * Format of a symbol table entry |
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| 22 | */ |
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| 23 | struct nlist { |
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| 24 | union { |
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| 25 | char *n_name; /* for use when in-core */ |
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| 26 | long n_strx; /* index into file string table */ |
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| 27 | } n_un; |
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| 28 | unsigned char n_type; /* type flag (N_TEXT,..) */ |
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| 29 | char n_other; /* unused */ |
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| 30 | short n_desc; /* see |
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| 31 | unsigned long n_value; /* value of symbol (or sdb offset) */ |
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| 32 | }; |
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| 33 | |||
| 34 | /* |
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| 35 | * Simple values for n_type. |
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| 36 | */ |
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| 37 | #define N_UNDF 0x0 /* undefined */ |
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| 38 | #define N_ABS 0x2 /* absolute */ |
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| 39 | #define N_TEXT 0x4 /* text */ |
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| 40 | #define N_DATA 0x6 /* data */ |
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| 41 | #define N_BSS 0x8 /* bss */ |
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| 42 | #define N_COMM 0x12 /* common (internal to ld) */ |
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| 43 | #define N_FN 0x1f /* file name symbol */ |
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| 44 | |||
| 45 | #define N_EXT 01 /* external bit, or'ed in */ |
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| 46 | #define N_TYPE 0x1e /* mask for all the type bits */ |
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| 47 | |||
| 48 | #endif |
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| 49 | |||
| 50 | /* |
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| 51 | * for symbolic debugger, sdb(1): |
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| 52 | */ |
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| 53 | #define N_GSYM 0x20 /* global symbol: name,,0,type,0 */ |
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| 54 | #define N_FNAME 0x22 /* procedure name (f77 kludge): name,,0 */ |
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| 55 | #define N_FUN 0x24 /* procedure: name,,0,linenumber,address */ |
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| 56 | #define N_STSYM 0x26 /* static symbol: name,,0,type,address */ |
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| 57 | #define N_LCSYM 0x28 /* .lcomm symbol: name,,0,type,address */ |
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| 58 | #define N_MAIN 0x2a /* name of main routine : name,,0,0,0 */ |
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| 59 | #define N_ROSYM 0x2c /* ro_data objects */ |
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| 60 | #define N_OBJ 0x38 /* object file path or name */ |
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| 61 | #define N_OPT 0x3c /* compiler options */ |
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| 62 | #define N_RSYM 0x40 /* register sym: name,,0,type,register */ |
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| 63 | #define N_SLINE 0x44 /* src line: 0,,0,linenumber,address */ |
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| 64 | #define N_FLINE 0x4c /* function start.end */ |
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| 65 | #define N_SSYM 0x60 /* structure elt: name,,0,type,struct_offset */ |
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| 66 | #define N_ENDM 0x62 /* last stab emitted for module */ |
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| 67 | #define N_SO 0x64 /* source file name: name,,0,0,address */ |
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| 68 | #define N_LSYM 0x80 /* local sym: name,,0,type,offset */ |
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| 69 | #define N_BINCL 0x82 /* header file: name,,0,0,0 */ |
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| 70 | #define N_SOL 0x84 /* #included file name: name,,0,0,address */ |
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| 71 | #define N_PSYM 0xa0 /* parameter: name,,0,type,offset */ |
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| 72 | #define N_EINCL 0xa2 /* end of include file */ |
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| 73 | #define N_ENTRY 0xa4 /* alternate entry: name,linenumber,address */ |
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| 74 | #define N_LBRAC 0xc0 /* left bracket: 0,,0,nesting level,address */ |
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| 75 | #define N_EXCL 0xc2 /* excluded include file */ |
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| 76 | #define N_RBRAC 0xe0 /* right bracket: 0,,0,nesting level,address */ |
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| 77 | #define N_BCOMM 0xe2 /* begin common: name,, */ |
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| 78 | #define N_ECOMM 0xe4 /* end common: name,, */ |
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| 79 | #define N_ECOML 0xe8 /* end common (local name): ,,address */ |
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| 80 | #define N_LENG 0xfe /* second stab entry with length information */ |
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| 81 | |||
| 82 | /* |
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| 83 | * for the berkeley pascal compiler, pc(1): |
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| 84 | */ |
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| 85 | #define N_PC 0x30 /* global pascal symbol: name,,0,subtype,line */ |
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| 86 | #define N_WITH 0xea /* pascal with statement: type,,0,0,offset */ |
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| 87 | |||
| 88 | /* |
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| 89 | * for code browser only |
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| 90 | */ |
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| 91 | #define N_BROWS 0x48 /* path to associated .cb file */ |
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| 92 | |||
| 93 | /* |
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| 94 | * Optional langauge designations for N_SO |
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| 95 | */ |
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| 96 | #define N_SO_AS 1 /* Assembler */ |
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| 97 | #define N_SO_C 2 /* C */ |
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| 98 | #define N_SO_ANSI_C 3 /* ANSI C */ |
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| 99 | #define N_SO_CC 4 /* C++ */ |
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| 100 | #define N_SO_FORTRAN 5 /* Fortran 77 */ |
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| 101 | #define N_SO_PASCAL 6 /* Pascal */ |
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| 102 | |||
| 103 | /* |
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| 104 | * Floating point type values |
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| 105 | */ |
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| 106 | #define NF_NONE 0 /* Undefined type */ |
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| 107 | #define NF_SINGLE 1 /* IEEE 32 bit float */ |
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| 108 | #define NF_DOUBLE 2 /* IEEE 64 bit float */ |
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| 109 | #define NF_COMPLEX 3 /* Fortran complex */ |
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| 110 | #define NF_COMPLEX16 4 /* Fortran double complex */ |
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| 111 | #define NF_COMPLEX32 5 /* Fortran complex*16 */ |
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| 112 | #define NF_LDOUBLE 6 /* Long double */ |
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| 113 | |||
| 114 | #endif |