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 /*
   6  * |-----------------------------------------------------------|
   7  * | Copyright (c) 1992, 1991, 1990 MIPS Computer Systems, Inc.|
   8  * | MIPS Computer Systems, Inc. grants reproduction and use   |
   9  * | rights to all parties, PROVIDED that this comment is      |
  10  * | maintained in the copy.                                   |
  11  * |-----------------------------------------------------------|
  12  */
  13 /* $Header$ */
  14
  15 /* (C) Copyright 1984 by Third Eye Software, Inc.
  16  *
  17  * Third Eye Software, Inc. grants reproduction and use rights to
  18  * all parties, PROVIDED that this comment is maintained in the copy.
  19  *
  20  * Third Eye makes no claims about the applicability of this
  21  * symbol table to a particular use.
  22  */
  23
  24 /* glevels for field in FDR */
  25 #define GLEVEL_0        2
  26 #define GLEVEL_1        1
  27 #define GLEVEL_2        0       /* for upward compat reasons. */
  28 #define GLEVEL_3        3
  29
  30 /* magic number fo symheader */
  31 #define magicSym        0x7009
  32
  33 /* Language codes */
  34 #define langC           0
  35 #define langPascal      1
  36 #define langFortran     2
  37 #define langAssembler   3       /* one Assembley inst might map to many mach */
  38 #define langMachine     4
  39 #define langNil         5
  40 #define langAda         6
  41 #define langPl1         7
  42 #define langCobol       8
  43 #define langStdc        9       /* FIXME: Collides with SGI langCplusplus
  44 #define langCplusplus   9       /* FIXME: Collides with langStdc */
  45 #define langCplusplusV2 10      /* SGI addition */
  46 #define langMax         11      /* maximun allowed 32 -- 5 bits */
  47
  48 /* The following are value definitions for the fields in the SYMR */
  49
  50 /*
  51  * Storage Classes
  52  */
  53
  54 #define scNil           0
  55 #define scText          1       /* text symbol */
  56 #define scData          2       /* initialized data symbol */
  57 #define scBss           3       /* un-initialized data symbol */
  58 #define scRegister      4       /* value of symbol is register number */
  59 #define scAbs           5       /* value of symbol is absolute */
  60 #define scUndefined     6       /* who knows? */
  61 #define scCdbLocal      7       /* variable's value is IN se->va.?? */
  62 #define scBits          8       /* this is a bit field */
  63 #define scCdbSystem     9       /* variable's value is IN CDB's address space */
  64 #define scDbx           9       /* overlap dbx internal use */
  65 #define scRegImage      10      /* register value saved on stack */
  66 #define scInfo          11      /* symbol contains debugger information */
  67 #define scUserStruct    12      /* address in struct user for current process */
  68 #define scSData         13      /* load time only small data */
  69 #define scSBss          14      /* load time only small common */
  70 #define scRData         15      /* load time only read only data */
  71 #define scVar           16      /* Var parameter (fortran,pascal) */
  72 #define scCommon        17      /* common variable */
  73 #define scSCommon       18      /* small common */
  74 #define scVarRegister   19      /* Var parameter in a register */
  75 #define scVariant       20      /* Variant record */
  76 #define scSUndefined    21      /* small undefined(external) data */
  77 #define scInit          22      /* .init section symbol */
  78 #define scBasedVar      23      /* Fortran or PL/1 ptr based var */
  79 #define scXData         24      /* exception handling data */
  80 #define scPData         25      /* Procedure section */
  81 #define scFini          26      /* .fini section */
  82 #define scMax           32
  83
  84
  85 /*
  86  *   Symbol Types
  87  */
  88
  89 #define stNil           0       /* Nuthin' special */
  90 #define stGlobal        1       /* external symbol */
  91 #define stStatic        2       /* static */
  92 #define stParam         3       /* procedure argument */
  93 #define stLocal         4       /* local variable */
  94 #define stLabel         5       /* label */
  95 #define stProc          6       /*     "      "  Procedure */
  96 #define stBlock         7       /* beginnning of block */
  97 #define stEnd           8       /* end (of anything) */
  98 #define stMember        9       /* member (of anything  - struct/union/enum */
  99 #define stTypedef       10      /* type definition */
 100 #define stFile          11      /* file name */
 101 #define stRegReloc      12      /* register relocation */
 102 #define stForward       13      /* forwarding address */
 103 #define stStaticProc    14      /* load time only static procs */
 104 #define stConstant      15      /* const */
 105 #define stStaParam      16      /* Fortran static parameters */
 106     /* Additions to match sgi version */
 107 #define stStruct        26      /* begin struct kind of stBlock */
 108 #define stUnion         27      /* begin Union kind of stBlock */
 109 #define stEnum          28      /* begin Enum kind of stBlock */
 110     /* Psuedo-symbols - internal to debugger */
 111 #define stStr           60      /* string */
 112 #define stNumber        61      /* pure number (ie. 4 NOR 2+2) */
 113 #define stExpr          62      /* 2+2 vs. 4 */
 114 #define stType          63      /* post-coersion SER */
 115 #define stMax           64
 116
 117 /* definitions for fields in TIR */
 118
 119 /* type qualifiers for ti.tq0 -> ti.(itqMax-1) */
 120 #define tqNil   0       /* bt is what you see */
 121 #define tqPtr   1       /* pointer */
 122 #define tqProc  2       /* procedure */
 123 #define tqArray 3       /* duh */
 124 #define tqFar   4       /* longer addressing - 8086/8 land */
 125 #define tqVol   5       /* volatile */
 126 #define tqConst 6       /* const */
 127 #define tqMax   8
 128
 129 /* basic types as seen in ti.bt */
 130 #define btNil           0       /* undefined */
 131 #define btAdr           1       /* address - integer same size as pointer */
 132 #define btChar          2       /* character */
 133 #define btUChar         3       /* unsigned character */
 134 #define btShort         4       /* short */
 135 #define btUShort        5       /* unsigned short */
 136 #define btInt           6       /* int */
 137 #define btUInt          7       /* unsigned int */
 138 #define btLong          8       /* long */
 139 #define btULong         9       /* unsigned long */
 140 #define btFloat         10      /* float (real) */
 141 #define btDouble        11      /* Double (real) */
 142 #define btStruct        12      /* Structure (Record) */
 143 #define btUnion         13      /* Union (variant) */
 144 #define btEnum          14      /* Enumerated */
 145 #define btTypedef       15      /* defined via a typedef, isymRef points */
 146 #define btRange         16      /* subrange of int */
 147 #define btSet           17      /* pascal sets */
 148 #define btComplex       18      /* fortran complex */
 149 #define btDComplex      19      /* fortran double complex */
 150 #define btIndirect      20      /* forward or unnamed typedef */
 151 #define btFixedDec      21      /* Fixed Decimal */
 152 #define btFloatDec      22      /* Float Decimal */
 153 #define btString        23      /* Varying Length Character String */
 154 #define btBit           24      /* Aligned Bit String */
 155 #define btPicture       25      /* Picture */
 156 #define btVoid          26      /* void */
 157 #define btLongLong      27      /* long long */
 158 #define btULongLong     28      /* unsigned long long */
 159 #define btMax           64
 160
 161 #if (_MFG == _MIPS)
 162 /* optimization type codes */
 163 #define otNil           0
 164 #define otReg           1       /* move var to reg */
 165 #define otBlock         2       /* begin basic block */
 166 #define otProc          3       /* procedure */
 167 #define otInline        4       /* inline procedure */
 168 #define otEnd           5       /* whatever you started */
 169 #define otMax           6       /* KEEP UP TO DATE */
 170 #endif (_MFG == _MIPS)