include/coff/symconst.h

   1 /* Declarations of constants for internal format of MIPS ECOFF symbols.
   2    Originally contributed by MIPS Computer Systems and Third Eye Software.
   3    Changes contributed by Cygnus Support are in the public domain.
   4
   5    This file is just aggregated with the files that make up the GNU
   6    release; it is not considered part of GAS, GDB, or other GNU
   7    programs.  */
   8
   9 /*
  10  * |-----------------------------------------------------------|
  11  * | Copyright (c) 1992, 1991, 1990 MIPS Computer Systems, Inc.|
  12  * | MIPS Computer Systems, Inc. grants reproduction and use   |
  13  * | rights to all parties, PROVIDED that this comment is      |
  14  * | maintained in the copy.                                   |
  15  * |-----------------------------------------------------------|
  16  */
  17
  18 /* (C) Copyright 1984 by Third Eye Software, Inc.
  19  *
  20  * Third Eye Software, Inc. grants reproduction and use rights to
  21  * all parties, PROVIDED that this comment is maintained in the copy.
  22  *
  23  * Third Eye makes no claims about the applicability of this
  24  * symbol table to a particular use.
  25  */
  26
  27 /* glevels for field in FDR */
  28 #define GLEVEL_0        2
  29 #define GLEVEL_1        1
  30 #define GLEVEL_2        0       /* for upward compat reasons. */
  31 #define GLEVEL_3        3
  32
  33 /* magic number fo symheader */
  34 #define magicSym        0x7009
  35 /* The Alpha uses this value instead, for some reason.  */
  36 #define magicSym2       0x1992
  37
  38 /* Language codes */
  39 #define langC           0
  40 #define langPascal      1
  41 #define langFortran     2
  42 #define langAssembler   3       /* one Assembley inst might map to many mach */
  43 #define langMachine     4
  44 #define langNil         5
  45 #define langAda         6
  46 #define langPl1         7
  47 #define langCobol       8
  48 #define langStdc        9       /* FIXME: Collides with SGI langCplusplus */
  49 #define langCplusplus   9       /* FIXME: Collides with langStdc */
  50 #define langCplusplusV2 10      /* SGI addition */
  51 #define langMax         11      /* maximum allowed 32 -- 5 bits */
  52
  53 /* The following are value definitions for the fields in the SYMR */
  54
  55 /*
  56  * Storage Classes
  57  */
  58
  59 #define scNil           0
  60 #define scText          1       /* text symbol */
  61 #define scData          2       /* initialized data symbol */
  62 #define scBss           3       /* un-initialized data symbol */
  63 #define scRegister      4       /* value of symbol is register number */
  64 #define scAbs           5       /* value of symbol is absolute */
  65 #define scUndefined     6       /* who knows? */
  66 #define scCdbLocal      7       /* variable's value is IN se->va.?? */
  67 #define scBits          8       /* this is a bit field */
  68 #define scCdbSystem     9       /* variable's value is IN CDB's address space */
  69 #define scDbx           9       /* overlap dbx internal use */
  70 #define scRegImage      10      /* register value saved on stack */
  71 #define scInfo          11      /* symbol contains debugger information */
  72 #define scUserStruct    12      /* address in struct user for current process */
  73 #define scSData         13      /* load time only small data */
  74 #define scSBss          14      /* load time only small common */
  75 #define scRData         15      /* load time only read only data */
  76 #define scVar           16      /* Var parameter (fortran,pascal) */
  77 #define scCommon        17      /* common variable */
  78 #define scSCommon       18      /* small common */
  79 #define scVarRegister   19      /* Var parameter in a register */
  80 #define scVariant       20      /* Variant record */
  81 #define scSUndefined    21      /* small undefined(external) data */
  82 #define scInit          22      /* .init section symbol */
  83 #define scBasedVar      23      /* Fortran or PL/1 ptr based var */
  84 #define scXData         24      /* exception handling data */
  85 #define scPData         25      /* Procedure section */
  86 #define scFini          26      /* .fini section */
  87 #define scRConst        27      /* .rconst section */
  88 #define scMax           32
  89
  90
  91 /*
  92  *   Symbol Types
  93  */
  94
  95 #define stNil           0       /* Nuthin' special */
  96 #define stGlobal        1       /* external symbol */
  97 #define stStatic        2       /* static */
  98 #define stParam         3       /* procedure argument */
  99 #define stLocal         4       /* local variable */
 100 #define stLabel         5       /* label */
 101 #define stProc          6       /*     "      "  Procedure */
 102 #define stBlock         7       /* beginnning of block */
 103 #define stEnd           8       /* end (of anything) */
 104 #define stMember        9       /* member (of anything  - struct/union/enum */
 105 #define stTypedef       10      /* type definition */
 106 #define stFile          11      /* file name */
 107 #define stRegReloc      12      /* register relocation */
 108 #define stForward       13      /* forwarding address */
 109 #define stStaticProc    14      /* load time only static procs */
 110 #define stConstant      15      /* const */
 111 #define stStaParam      16      /* Fortran static parameters */
 112     /* These new symbol types have been recently added to SGI machines. */
 113 #define stStruct        26      /* Beginning of block defining a struct type */
 114 #define stUnion         27      /* Beginning of block defining a union type */
 115 #define stEnum          28      /* Beginning of block defining an enum type */
 116 #define stIndirect      34      /* Indirect type specification */
 117     /* Pseudo-symbols - internal to debugger */
 118 #define stStr           60      /* string */
 119 #define stNumber        61      /* pure number (ie. 4 NOR 2+2) */
 120 #define stExpr          62      /* 2+2 vs. 4 */
 121 #define stType          63      /* post-coersion SER */
 122 #define stMax           64
 123
 124 /* definitions for fields in TIR */
 125
 126 /* type qualifiers for ti.tq0 -> ti.(itqMax-1) */
 127 #define tqNil   0       /* bt is what you see */
 128 #define tqPtr   1       /* pointer */
 129 #define tqProc  2       /* procedure */
 130 #define tqArray 3       /* duh */
 131 #define tqFar   4       /* longer addressing - 8086/8 land */
 132 #define tqVol   5       /* volatile */
 133 #define tqConst 6       /* const */
 134 #define tqMax   8
 135
 136 /* basic types as seen in ti.bt */
 137 #define btNil           0       /* undefined (also, enum members) */
 138 #define btAdr           1       /* address - integer same size as pointer */
 139 #define btChar          2       /* character */
 140 #define btUChar         3       /* unsigned character */
 141 #define btShort         4       /* short */
 142 #define btUShort        5       /* unsigned short */
 143 #define btInt           6       /* int */
 144 #define btUInt          7       /* unsigned int */
 145 #define btLong          8       /* long */
 146 #define btULong         9       /* unsigned long */
 147 #define btFloat         10      /* float (real) */
 148 #define btDouble        11      /* Double (real) */
 149 #define btStruct        12      /* Structure (Record) */
 150 #define btUnion         13      /* Union (variant) */
 151 #define btEnum          14      /* Enumerated */
 152 #define btTypedef       15      /* defined via a typedef, isymRef points */
 153 #define btRange         16      /* subrange of int */
 154 #define btSet           17      /* pascal sets */
 155 #define btComplex       18      /* fortran complex */
 156 #define btDComplex      19      /* fortran double complex */
 157 #define btIndirect      20      /* forward or unnamed typedef */
 158 #define btFixedDec      21      /* Fixed Decimal */
 159 #define btFloatDec      22      /* Float Decimal */
 160 #define btString        23      /* Varying Length Character String */
 161 #define btBit           24      /* Aligned Bit String */
 162 #define btPicture       25      /* Picture */
 163 #define btVoid          26      /* void */
 164 #define btLongLong      27      /* long long */
 165 #define btULongLong     28      /* unsigned long long */
 166 #define btLong64        30      /* long (64-bit) */
 167 #define btULong64       31      /* unsigned long (64-bit) */
 168 #define btLongLong64    32      /* long long (64-bit) */
 169 #define btULongLong64   33      /* unsigned long long (64-bit) */
 170 #define btAdr64         34      /* address (64-bit) */
 171 #define btInt64         35      /* int (64-bit) */
 172 #define btUInt64        36      /* unsigned int (64-bit) */
 173 #define btMax           64
 174
 175 #if (_MFG == _MIPS)
 176 /* optimization type codes */
 177 #define otNil           0
 178 #define otReg           1       /* move var to reg */
 179 #define otBlock         2       /* begin basic block */
 180 #define otProc          3       /* procedure */
 181 #define otInline        4       /* inline procedure */
 182 #define otEnd           5       /* whatever you started */
 183 #define otMax           6       /* KEEP UP TO DATE */
 184 #endif /* (_MFG == _MIPS) */