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) */
185