[8833] | 1 | /* Read and manage MIPS symbol tables from object modules. |
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| 2 | Copyright (C) 1991, 1994, 1995 Free Software Foundation, Inc. |
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| 3 | Contributed by hartzell@boulder.colorado.edu, |
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| 4 | Rewritten by meissner@osf.org. |
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| 5 | |
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| 6 | This file is part of GNU CC. |
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| 7 | |
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| 8 | GNU CC is free software; you can redistribute it and/or modify |
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| 9 | it under the terms of the GNU General Public License as published by |
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| 10 | the Free Software Foundation; either version 2, or (at your option) |
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| 11 | any later version. |
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| 12 | |
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| 13 | GNU CC is distributed in the hope that it will be useful, |
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | GNU General Public License for more details. |
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| 17 | |
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| 18 | You should have received a copy of the GNU General Public License |
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| 19 | along with GNU CC; see the file COPYING. If not, write to |
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| 20 | the Free Software Foundation, 59 Temple Place - Suite 330, |
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| 21 | Boston, MA 02111-1307, USA. */ |
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| 22 | |
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| 23 | #include <stdio.h> |
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| 24 | #include <sys/types.h> |
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| 25 | #include <sys/file.h> |
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| 26 | #include <time.h> |
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| 27 | #include <fcntl.h> |
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| 28 | #include <errno.h> |
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| 29 | #include "config.h" |
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| 30 | |
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| 31 | #ifdef index |
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| 32 | #undef index |
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| 33 | #undef rindex |
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| 34 | #endif |
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| 35 | #ifndef CROSS_COMPILE |
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| 36 | #include <a.out.h> |
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| 37 | #else |
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| 38 | #include "mips/a.out.h" |
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| 39 | #endif /* CROSS_COMPILE */ |
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| 40 | |
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| 41 | #ifndef MIPS_IS_STAB |
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| 42 | /* Macros for mips-tfile.c to encapsulate stabs in ECOFF, and for |
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| 43 | and mips-tdump.c to print them out. This is used on the Alpha, |
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| 44 | which does not include mips.h. |
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| 45 | |
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| 46 | These must match the corresponding definitions in gdb/mipsread.c. |
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| 47 | Unfortunately, gcc and gdb do not currently share any directories. */ |
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| 48 | |
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| 49 | #define CODE_MASK 0x8F300 |
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| 50 | #define MIPS_IS_STAB(sym) (((sym)->index & 0xFFF00) == CODE_MASK) |
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| 51 | #define MIPS_MARK_STAB(code) ((code)+CODE_MASK) |
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| 52 | #define MIPS_UNMARK_STAB(code) ((code)-CODE_MASK) |
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| 53 | #endif |
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| 54 | |
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| 55 | #ifdef __STDC__ |
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| 56 | typedef void *PTR_T; |
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| 57 | typedef const void *CPTR_T; |
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| 58 | #define __proto(x) x |
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| 59 | #else |
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| 60 | |
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| 61 | #if defined(_STDIO_H_) || defined(__STDIO_H__) /* Ultrix 4.0, SGI */ |
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| 62 | typedef void *PTR_T; |
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| 63 | typedef void *CPTR_T; |
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| 64 | |
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| 65 | #else |
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| 66 | typedef char *PTR_T; /* Ultrix 3.1 */ |
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| 67 | typedef char *CPTR_T; |
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| 68 | #endif |
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| 69 | |
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| 70 | #define __proto(x) () |
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| 71 | #define const |
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| 72 | #endif |
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| 73 | |
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| 74 | #define uchar unsigned char |
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| 75 | #define ushort unsigned short |
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| 76 | #define uint unsigned int |
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| 77 | #define ulong unsigned long |
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| 78 | |
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| 79 | |
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| 80 | /* Do to size_t being defined in sys/types.h and different |
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| 81 | in stddef.h, we have to do this by hand..... Note, these |
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| 82 | types are correct for MIPS based systems, and may not be |
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| 83 | correct for other systems. */ |
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| 84 | |
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| 85 | #define size_t uint |
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| 86 | #define ptrdiff_t int |
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| 87 | |
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| 88 | |
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| 89 | /* Redefinition of of storage classes as an enumeration for better |
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| 90 | debugging. */ |
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| 91 | |
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| 92 | #ifndef stStaParam |
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| 93 | #define stStaParam 16 /* Fortran static parameters */ |
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| 94 | #endif |
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| 95 | |
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| 96 | #ifndef btVoid |
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| 97 | #define btVoid 26 /* void basic type */ |
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| 98 | #endif |
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| 99 | |
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| 100 | typedef enum sc { |
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| 101 | sc_Nil = scNil, /* no storage class */ |
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| 102 | sc_Text = scText, /* text symbol */ |
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| 103 | sc_Data = scData, /* initialized data symbol */ |
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| 104 | sc_Bss = scBss, /* un-initialized data symbol */ |
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| 105 | sc_Register = scRegister, /* value of symbol is register number */ |
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| 106 | sc_Abs = scAbs, /* value of symbol is absolute */ |
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| 107 | sc_Undefined = scUndefined, /* who knows? */ |
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| 108 | sc_CdbLocal = scCdbLocal, /* variable's value is IN se->va.?? */ |
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| 109 | sc_Bits = scBits, /* this is a bit field */ |
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| 110 | sc_CdbSystem = scCdbSystem, /* var's value is IN CDB's address space */ |
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| 111 | sc_RegImage = scRegImage, /* register value saved on stack */ |
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| 112 | sc_Info = scInfo, /* symbol contains debugger information */ |
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| 113 | sc_UserStruct = scUserStruct, /* addr in struct user for current process */ |
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| 114 | sc_SData = scSData, /* load time only small data */ |
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| 115 | sc_SBss = scSBss, /* load time only small common */ |
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| 116 | sc_RData = scRData, /* load time only read only data */ |
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| 117 | sc_Var = scVar, /* Var parameter (fortran,pascal) */ |
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| 118 | sc_Common = scCommon, /* common variable */ |
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| 119 | sc_SCommon = scSCommon, /* small common */ |
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| 120 | sc_VarRegister = scVarRegister, /* Var parameter in a register */ |
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| 121 | sc_Variant = scVariant, /* Variant record */ |
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| 122 | sc_SUndefined = scSUndefined, /* small undefined(external) data */ |
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| 123 | sc_Init = scInit, /* .init section symbol */ |
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| 124 | sc_Max = scMax /* Max storage class+1 */ |
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| 125 | } sc_t; |
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| 126 | |
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| 127 | /* Redefinition of symbol type. */ |
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| 128 | |
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| 129 | typedef enum st { |
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| 130 | st_Nil = stNil, /* Nuthin' special */ |
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| 131 | st_Global = stGlobal, /* external symbol */ |
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| 132 | st_Static = stStatic, /* static */ |
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| 133 | st_Param = stParam, /* procedure argument */ |
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| 134 | st_Local = stLocal, /* local variable */ |
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| 135 | st_Label = stLabel, /* label */ |
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| 136 | st_Proc = stProc, /* " " Procedure */ |
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| 137 | st_Block = stBlock, /* beginning of block */ |
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| 138 | st_End = stEnd, /* end (of anything) */ |
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| 139 | st_Member = stMember, /* member (of anything - struct/union/enum */ |
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| 140 | st_Typedef = stTypedef, /* type definition */ |
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| 141 | st_File = stFile, /* file name */ |
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| 142 | st_RegReloc = stRegReloc, /* register relocation */ |
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| 143 | st_Forward = stForward, /* forwarding address */ |
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| 144 | st_StaticProc = stStaticProc, /* load time only static procs */ |
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| 145 | st_StaParam = stStaParam, /* Fortran static parameters */ |
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| 146 | st_Constant = stConstant, /* const */ |
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| 147 | #ifdef stStruct |
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| 148 | st_Struct = stStruct, /* struct */ |
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| 149 | st_Union = stUnion, /* union */ |
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| 150 | st_Enum = stEnum, /* enum */ |
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| 151 | #endif |
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| 152 | st_Str = stStr, /* string */ |
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| 153 | st_Number = stNumber, /* pure number (ie. 4 NOR 2+2) */ |
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| 154 | st_Expr = stExpr, /* 2+2 vs. 4 */ |
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| 155 | st_Type = stType, /* post-coercion SER */ |
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| 156 | st_Max = stMax /* max type+1 */ |
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| 157 | } st_t; |
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| 158 | |
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| 159 | /* Redefinition of type qualifiers. */ |
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| 160 | |
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| 161 | typedef enum tq { |
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| 162 | tq_Nil = tqNil, /* bt is what you see */ |
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| 163 | tq_Ptr = tqPtr, /* pointer */ |
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| 164 | tq_Proc = tqProc, /* procedure */ |
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| 165 | tq_Array = tqArray, /* duh */ |
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| 166 | tq_Far = tqFar, /* longer addressing - 8086/8 land */ |
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| 167 | tq_Vol = tqVol, /* volatile */ |
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| 168 | tq_Max = tqMax /* Max type qualifier+1 */ |
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| 169 | } tq_t; |
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| 170 | |
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| 171 | /* Redefinition of basic types. */ |
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| 172 | |
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| 173 | typedef enum bt { |
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| 174 | bt_Nil = btNil, /* undefined */ |
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| 175 | bt_Adr = btAdr, /* address - integer same size as pointer */ |
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| 176 | bt_Char = btChar, /* character */ |
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| 177 | bt_UChar = btUChar, /* unsigned character */ |
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| 178 | bt_Short = btShort, /* short */ |
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| 179 | bt_UShort = btUShort, /* unsigned short */ |
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| 180 | bt_Int = btInt, /* int */ |
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| 181 | bt_UInt = btUInt, /* unsigned int */ |
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| 182 | bt_Long = btLong, /* long */ |
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| 183 | bt_ULong = btULong, /* unsigned long */ |
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| 184 | bt_Float = btFloat, /* float (real) */ |
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| 185 | bt_Double = btDouble, /* Double (real) */ |
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| 186 | bt_Struct = btStruct, /* Structure (Record) */ |
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| 187 | bt_Union = btUnion, /* Union (variant) */ |
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| 188 | bt_Enum = btEnum, /* Enumerated */ |
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| 189 | bt_Typedef = btTypedef, /* defined via a typedef, isymRef points */ |
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| 190 | bt_Range = btRange, /* subrange of int */ |
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| 191 | bt_Set = btSet, /* pascal sets */ |
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| 192 | bt_Complex = btComplex, /* fortran complex */ |
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| 193 | bt_DComplex = btDComplex, /* fortran double complex */ |
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| 194 | bt_Indirect = btIndirect, /* forward or unnamed typedef */ |
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| 195 | bt_FixedDec = btFixedDec, /* Fixed Decimal */ |
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| 196 | bt_FloatDec = btFloatDec, /* Float Decimal */ |
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| 197 | bt_String = btString, /* Varying Length Character String */ |
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| 198 | bt_Bit = btBit, /* Aligned Bit String */ |
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| 199 | bt_Picture = btPicture, /* Picture */ |
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| 200 | bt_Void = btVoid, /* void */ |
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| 201 | bt_Max = btMax /* Max basic type+1 */ |
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| 202 | } bt_t; |
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| 203 | |
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| 204 | /* Redefinition of the language codes. */ |
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| 205 | |
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| 206 | typedef enum lang { |
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| 207 | lang_C = langC, |
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| 208 | lang_Pascal = langPascal, |
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| 209 | lang_Fortran = langFortran, |
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| 210 | lang_Assembler = langAssembler, |
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| 211 | lang_Machine = langMachine, |
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| 212 | lang_Nil = langNil, |
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| 213 | lang_Ada = langAda, |
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| 214 | lang_Pl1 = langPl1, |
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| 215 | lang_Cobol = langCobol |
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| 216 | } lang_t; |
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| 217 | |
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| 218 | /* Redefinition of the debug level codes. */ |
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| 219 | |
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| 220 | typedef enum glevel { |
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| 221 | glevel_0 = GLEVEL_0, |
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| 222 | glevel_1 = GLEVEL_1, |
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| 223 | glevel_2 = GLEVEL_2, |
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| 224 | glevel_3 = GLEVEL_3 |
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| 225 | } glevel_t; |
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| 226 | |
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| 227 | |
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| 228 | /* Keep track of the active scopes. */ |
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| 229 | typedef struct scope { |
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| 230 | struct scope *prev; /* previous scope */ |
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| 231 | ulong open_sym; /* symbol opening scope */ |
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| 232 | sc_t sc; /* storage class */ |
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| 233 | st_t st; /* symbol type */ |
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| 234 | } scope_t; |
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| 235 | |
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| 236 | struct filehdr global_hdr; /* a.out header */ |
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| 237 | |
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| 238 | int errors = 0; /* # of errors */ |
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| 239 | int want_aux = 0; /* print aux table */ |
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| 240 | int want_line = 0; /* print line numbers */ |
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| 241 | int want_rfd = 0; /* print relative file desc's */ |
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| 242 | int want_scope = 0; /* print scopes for every symbol */ |
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| 243 | int tfile = 0; /* no global header file */ |
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| 244 | int tfile_fd; /* file descriptor of .T file */ |
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| 245 | off_t tfile_offset; /* current offset in .T file */ |
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| 246 | scope_t *cur_scope = 0; /* list of active scopes */ |
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| 247 | scope_t *free_scope = 0; /* list of freed scopes */ |
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| 248 | HDRR sym_hdr; /* symbolic header */ |
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| 249 | char *l_strings; /* local strings */ |
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| 250 | char *e_strings; /* external strings */ |
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| 251 | SYMR *l_symbols; /* local symbols */ |
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| 252 | EXTR *e_symbols; /* external symbols */ |
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| 253 | LINER *lines; /* line numbers */ |
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| 254 | DNR *dense_nums; /* dense numbers */ |
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| 255 | OPTR *opt_symbols; /* optimization symbols */ |
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| 256 | AUXU *aux_symbols; /* Auxiliary symbols */ |
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| 257 | char *aux_used; /* map of which aux syms are used */ |
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| 258 | FDR *file_desc; /* file tables */ |
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| 259 | ulong *rfile_desc; /* relative file tables */ |
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| 260 | PDR *proc_desc; /* procedure tables */ |
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| 261 | |
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| 262 | /* Forward reference for functions. */ |
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| 263 | PTR_T read_seek __proto((PTR_T, size_t, off_t, const char *)); |
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| 264 | void read_tfile __proto((void)); |
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| 265 | void print_global_hdr __proto((struct filehdr *)); |
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| 266 | void print_sym_hdr __proto((HDRR *)); |
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| 267 | void print_file_desc __proto((FDR *, int)); |
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| 268 | void print_symbol __proto((SYMR *, int, char *, AUXU *, int, FDR *)); |
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| 269 | void print_aux __proto((AUXU, int, int)); |
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| 270 | void emit_aggregate __proto((char *, AUXU, AUXU, const char *, FDR *)); |
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| 271 | char *st_to_string __proto((st_t)); |
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| 272 | char *sc_to_string __proto((sc_t)); |
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| 273 | char *glevel_to_string __proto((glevel_t)); |
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| 274 | char *lang_to_string __proto((lang_t)); |
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| 275 | char *type_to_string __proto((AUXU *, int, FDR *)); |
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| 276 | |
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| 277 | #ifndef __alpha |
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| 278 | extern PTR_T malloc __proto((size_t)); |
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| 279 | extern PTR_T calloc __proto((size_t, size_t)); |
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| 280 | extern PTR_T realloc __proto((PTR_T, size_t)); |
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| 281 | extern void free __proto((PTR_T)); |
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| 282 | #endif |
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| 283 | |
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| 284 | extern char *optarg; |
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| 285 | extern int optind; |
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| 286 | extern int opterr; |
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| 287 | |
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| 288 | /* Create a table of debugging stab-codes and corresponding names. */ |
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| 289 | |
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| 290 | #define __define_stab(NAME, CODE, STRING) {(int)CODE, STRING}, |
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| 291 | struct {short code; char string[10];} stab_names[] = { |
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| 292 | #include "stab.def" |
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| 293 | #undef __define_stab |
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| 294 | }; |
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| 295 | |
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| 296 | |
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| 297 | /* Read some bytes at a specified location, and return a pointer. */ |
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| 298 | |
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| 299 | PTR_T |
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| 300 | read_seek (ptr, size, offset, context) |
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| 301 | PTR_T ptr; /* pointer to buffer or NULL */ |
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| 302 | size_t size; /* # bytes to read */ |
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| 303 | off_t offset; /* offset to read at */ |
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| 304 | const char *context; /* context for error message */ |
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| 305 | { |
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| 306 | long read_size = 0; |
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| 307 | |
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| 308 | if (size == 0) /* nothing to read */ |
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| 309 | return ptr; |
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| 310 | |
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| 311 | if ((ptr == (PTR_T)0 && (ptr = malloc (size)) == (PTR_T)0) |
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| 312 | || (tfile_offset != offset && lseek (tfile_fd, offset, 0) == -1) |
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| 313 | || (read_size = read (tfile_fd, ptr, size)) < 0) |
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| 314 | { |
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| 315 | perror (context); |
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| 316 | exit (1); |
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| 317 | } |
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| 318 | |
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| 319 | if (read_size != size) |
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| 320 | { |
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| 321 | fprintf (stderr, "%s: read %ld bytes, expected %ld bytes\n", |
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| 322 | context, read_size, (long) size); |
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| 323 | exit (1); |
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| 324 | } |
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| 325 | |
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| 326 | tfile_offset = offset + size; |
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| 327 | return ptr; |
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| 328 | } |
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| 329 | |
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| 330 | |
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| 331 | /* Convert language code to string format. */ |
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| 332 | |
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| 333 | char * |
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| 334 | lang_to_string (lang) |
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| 335 | lang_t lang; |
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| 336 | { |
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| 337 | switch (lang) |
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| 338 | { |
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| 339 | case langC: return "C"; |
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| 340 | case langPascal: return "Pascal"; |
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| 341 | case langFortran: return "Fortran"; |
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| 342 | case langAssembler: return "Assembler"; |
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| 343 | case langMachine: return "Machine"; |
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| 344 | case langNil: return "Nil"; |
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| 345 | case langAda: return "Ada"; |
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| 346 | case langPl1: return "Pl1"; |
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| 347 | case langCobol: return "Cobol"; |
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| 348 | } |
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| 349 | |
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| 350 | return "Unknown language"; |
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| 351 | } |
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| 352 | |
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| 353 | |
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| 354 | /* Convert storage class to string. */ |
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| 355 | |
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| 356 | char * |
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| 357 | sc_to_string(storage_class) |
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| 358 | sc_t storage_class; |
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| 359 | { |
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| 360 | switch(storage_class) |
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| 361 | { |
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| 362 | case sc_Nil: return "Nil"; |
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| 363 | case sc_Text: return "Text"; |
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| 364 | case sc_Data: return "Data"; |
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| 365 | case sc_Bss: return "Bss"; |
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| 366 | case sc_Register: return "Register"; |
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| 367 | case sc_Abs: return "Abs"; |
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| 368 | case sc_Undefined: return "Undefined"; |
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| 369 | case sc_CdbLocal: return "CdbLocal"; |
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| 370 | case sc_Bits: return "Bits"; |
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| 371 | case sc_CdbSystem: return "CdbSystem"; |
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| 372 | case sc_RegImage: return "RegImage"; |
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| 373 | case sc_Info: return "Info"; |
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| 374 | case sc_UserStruct: return "UserStruct"; |
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| 375 | case sc_SData: return "SData"; |
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| 376 | case sc_SBss: return "SBss"; |
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| 377 | case sc_RData: return "RData"; |
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| 378 | case sc_Var: return "Var"; |
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| 379 | case sc_Common: return "Common"; |
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| 380 | case sc_SCommon: return "SCommon"; |
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| 381 | case sc_VarRegister: return "VarRegister"; |
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| 382 | case sc_Variant: return "Variant"; |
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| 383 | case sc_SUndefined: return "SUndefined"; |
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| 384 | case sc_Init: return "Init"; |
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| 385 | case sc_Max: return "Max"; |
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| 386 | } |
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| 387 | |
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| 388 | return "???"; |
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| 389 | } |
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| 390 | |
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| 391 | |
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| 392 | /* Convert symbol type to string. */ |
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| 393 | |
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| 394 | char * |
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| 395 | st_to_string(symbol_type) |
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| 396 | st_t symbol_type; |
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| 397 | { |
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| 398 | switch(symbol_type) |
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| 399 | { |
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| 400 | case st_Nil: return "Nil"; |
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| 401 | case st_Global: return "Global"; |
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| 402 | case st_Static: return "Static"; |
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| 403 | case st_Param: return "Param"; |
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| 404 | case st_Local: return "Local"; |
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| 405 | case st_Label: return "Label"; |
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| 406 | case st_Proc: return "Proc"; |
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| 407 | case st_Block: return "Block"; |
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| 408 | case st_End: return "End"; |
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| 409 | case st_Member: return "Member"; |
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| 410 | case st_Typedef: return "Typedef"; |
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| 411 | case st_File: return "File"; |
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| 412 | case st_RegReloc: return "RegReloc"; |
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| 413 | case st_Forward: return "Forward"; |
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| 414 | case st_StaticProc: return "StaticProc"; |
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| 415 | case st_Constant: return "Constant"; |
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| 416 | case st_StaParam: return "StaticParam"; |
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| 417 | #ifdef stStruct |
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| 418 | case st_Struct: return "Struct"; |
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| 419 | case st_Union: return "Union"; |
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| 420 | case st_Enum: return "Enum"; |
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| 421 | #endif |
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| 422 | case st_Str: return "String"; |
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| 423 | case st_Number: return "Number"; |
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| 424 | case st_Expr: return "Expr"; |
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| 425 | case st_Type: return "Type"; |
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| 426 | case st_Max: return "Max"; |
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| 427 | } |
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| 428 | |
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| 429 | return "???"; |
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| 430 | } |
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| 431 | |
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| 432 | |
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| 433 | /* Convert debug level to string. */ |
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| 434 | |
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| 435 | char * |
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| 436 | glevel_to_string (g_level) |
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| 437 | glevel_t g_level; |
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| 438 | { |
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| 439 | switch(g_level) |
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| 440 | { |
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| 441 | case GLEVEL_0: return "G0"; |
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| 442 | case GLEVEL_1: return "G1"; |
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| 443 | case GLEVEL_2: return "G2"; |
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| 444 | case GLEVEL_3: return "G3"; |
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| 445 | } |
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| 446 | |
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| 447 | return "??"; |
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| 448 | } |
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| 449 | |
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| 450 | |
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| 451 | /* Convert the type information to string format. */ |
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| 452 | |
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| 453 | char * |
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| 454 | type_to_string (aux_ptr, index, fdp) |
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| 455 | AUXU *aux_ptr; |
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| 456 | int index; |
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| 457 | FDR *fdp; |
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| 458 | { |
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| 459 | AUXU u; |
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| 460 | struct qual { |
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| 461 | tq_t type; |
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| 462 | int low_bound; |
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| 463 | int high_bound; |
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| 464 | int stride; |
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| 465 | } qualifiers[7]; |
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| 466 | |
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| 467 | bt_t basic_type; |
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| 468 | int i; |
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| 469 | static char buffer1[1024]; |
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| 470 | static char buffer2[1024]; |
---|
| 471 | char *p1 = buffer1; |
---|
| 472 | char *p2 = buffer2; |
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| 473 | char *used_ptr = aux_used + (aux_ptr - aux_symbols); |
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| 474 | |
---|
| 475 | for (i = 0; i < 7; i++) |
---|
| 476 | { |
---|
| 477 | qualifiers[i].low_bound = 0; |
---|
| 478 | qualifiers[i].high_bound = 0; |
---|
| 479 | qualifiers[i].stride = 0; |
---|
| 480 | } |
---|
| 481 | |
---|
| 482 | used_ptr[index] = 1; |
---|
| 483 | u = aux_ptr[index++]; |
---|
| 484 | if (u.isym == -1) |
---|
| 485 | return "-1 (no type)"; |
---|
| 486 | |
---|
| 487 | basic_type = (bt_t) u.ti.bt; |
---|
| 488 | qualifiers[0].type = (tq_t) u.ti.tq0; |
---|
| 489 | qualifiers[1].type = (tq_t) u.ti.tq1; |
---|
| 490 | qualifiers[2].type = (tq_t) u.ti.tq2; |
---|
| 491 | qualifiers[3].type = (tq_t) u.ti.tq3; |
---|
| 492 | qualifiers[4].type = (tq_t) u.ti.tq4; |
---|
| 493 | qualifiers[5].type = (tq_t) u.ti.tq5; |
---|
| 494 | qualifiers[6].type = tq_Nil; |
---|
| 495 | |
---|
| 496 | /* |
---|
| 497 | * Go get the basic type. |
---|
| 498 | */ |
---|
| 499 | switch (basic_type) |
---|
| 500 | { |
---|
| 501 | case bt_Nil: /* undefined */ |
---|
| 502 | strcpy (p1, "nil"); |
---|
| 503 | break; |
---|
| 504 | |
---|
| 505 | case bt_Adr: /* address - integer same size as pointer */ |
---|
| 506 | strcpy (p1, "address"); |
---|
| 507 | break; |
---|
| 508 | |
---|
| 509 | case bt_Char: /* character */ |
---|
| 510 | strcpy (p1, "char"); |
---|
| 511 | break; |
---|
| 512 | |
---|
| 513 | case bt_UChar: /* unsigned character */ |
---|
| 514 | strcpy (p1, "unsigned char"); |
---|
| 515 | break; |
---|
| 516 | |
---|
| 517 | case bt_Short: /* short */ |
---|
| 518 | strcpy (p1, "short"); |
---|
| 519 | break; |
---|
| 520 | |
---|
| 521 | case bt_UShort: /* unsigned short */ |
---|
| 522 | strcpy (p1, "unsigned short"); |
---|
| 523 | break; |
---|
| 524 | |
---|
| 525 | case bt_Int: /* int */ |
---|
| 526 | strcpy (p1, "int"); |
---|
| 527 | break; |
---|
| 528 | |
---|
| 529 | case bt_UInt: /* unsigned int */ |
---|
| 530 | strcpy (p1, "unsigned int"); |
---|
| 531 | break; |
---|
| 532 | |
---|
| 533 | case bt_Long: /* long */ |
---|
| 534 | strcpy (p1, "long"); |
---|
| 535 | break; |
---|
| 536 | |
---|
| 537 | case bt_ULong: /* unsigned long */ |
---|
| 538 | strcpy (p1, "unsigned long"); |
---|
| 539 | break; |
---|
| 540 | |
---|
| 541 | case bt_Float: /* float (real) */ |
---|
| 542 | strcpy (p1, "float"); |
---|
| 543 | break; |
---|
| 544 | |
---|
| 545 | case bt_Double: /* Double (real) */ |
---|
| 546 | strcpy (p1, "double"); |
---|
| 547 | break; |
---|
| 548 | |
---|
| 549 | /* Structures add 1-2 aux words: |
---|
| 550 | 1st word is [ST_RFDESCAPE, offset] pointer to struct def; |
---|
| 551 | 2nd word is file index if 1st word rfd is ST_RFDESCAPE. */ |
---|
| 552 | |
---|
| 553 | case bt_Struct: /* Structure (Record) */ |
---|
| 554 | emit_aggregate (p1, aux_ptr[index], aux_ptr[index+1], "struct", fdp); |
---|
| 555 | used_ptr[index] = 1; |
---|
| 556 | if (aux_ptr[index].rndx.rfd == ST_RFDESCAPE) |
---|
| 557 | used_ptr[++index] = 1; |
---|
| 558 | |
---|
| 559 | index++; /* skip aux words */ |
---|
| 560 | break; |
---|
| 561 | |
---|
| 562 | /* Unions add 1-2 aux words: |
---|
| 563 | 1st word is [ST_RFDESCAPE, offset] pointer to union def; |
---|
| 564 | 2nd word is file index if 1st word rfd is ST_RFDESCAPE. */ |
---|
| 565 | |
---|
| 566 | case bt_Union: /* Union */ |
---|
| 567 | emit_aggregate (p1, aux_ptr[index], aux_ptr[index+1], "union", fdp); |
---|
| 568 | used_ptr[index] = 1; |
---|
| 569 | if (aux_ptr[index].rndx.rfd == ST_RFDESCAPE) |
---|
| 570 | used_ptr[++index] = 1; |
---|
| 571 | |
---|
| 572 | index++; /* skip aux words */ |
---|
| 573 | break; |
---|
| 574 | |
---|
| 575 | /* Enumerations add 1-2 aux words: |
---|
| 576 | 1st word is [ST_RFDESCAPE, offset] pointer to enum def; |
---|
| 577 | 2nd word is file index if 1st word rfd is ST_RFDESCAPE. */ |
---|
| 578 | |
---|
| 579 | case bt_Enum: /* Enumeration */ |
---|
| 580 | emit_aggregate (p1, aux_ptr[index], aux_ptr[index+1], "enum", fdp); |
---|
| 581 | used_ptr[index] = 1; |
---|
| 582 | if (aux_ptr[index].rndx.rfd == ST_RFDESCAPE) |
---|
| 583 | used_ptr[++index] = 1; |
---|
| 584 | |
---|
| 585 | index++; /* skip aux words */ |
---|
| 586 | break; |
---|
| 587 | |
---|
| 588 | case bt_Typedef: /* defined via a typedef, isymRef points */ |
---|
| 589 | strcpy (p1, "typedef"); |
---|
| 590 | break; |
---|
| 591 | |
---|
| 592 | case bt_Range: /* subrange of int */ |
---|
| 593 | strcpy (p1, "subrange"); |
---|
| 594 | break; |
---|
| 595 | |
---|
| 596 | case bt_Set: /* pascal sets */ |
---|
| 597 | strcpy (p1, "set"); |
---|
| 598 | break; |
---|
| 599 | |
---|
| 600 | case bt_Complex: /* fortran complex */ |
---|
| 601 | strcpy (p1, "complex"); |
---|
| 602 | break; |
---|
| 603 | |
---|
| 604 | case bt_DComplex: /* fortran double complex */ |
---|
| 605 | strcpy (p1, "double complex"); |
---|
| 606 | break; |
---|
| 607 | |
---|
| 608 | case bt_Indirect: /* forward or unnamed typedef */ |
---|
| 609 | strcpy (p1, "forward/unnamed typedef"); |
---|
| 610 | break; |
---|
| 611 | |
---|
| 612 | case bt_FixedDec: /* Fixed Decimal */ |
---|
| 613 | strcpy (p1, "fixed decimal"); |
---|
| 614 | break; |
---|
| 615 | |
---|
| 616 | case bt_FloatDec: /* Float Decimal */ |
---|
| 617 | strcpy (p1, "float decimal"); |
---|
| 618 | break; |
---|
| 619 | |
---|
| 620 | case bt_String: /* Varying Length Character String */ |
---|
| 621 | strcpy (p1, "string"); |
---|
| 622 | break; |
---|
| 623 | |
---|
| 624 | case bt_Bit: /* Aligned Bit String */ |
---|
| 625 | strcpy (p1, "bit"); |
---|
| 626 | break; |
---|
| 627 | |
---|
| 628 | case bt_Picture: /* Picture */ |
---|
| 629 | strcpy (p1, "picture"); |
---|
| 630 | break; |
---|
| 631 | |
---|
| 632 | case bt_Void: /* Void */ |
---|
| 633 | strcpy (p1, "void"); |
---|
| 634 | break; |
---|
| 635 | |
---|
| 636 | default: |
---|
| 637 | sprintf (p1, "Unknown basic type %d", (int) basic_type); |
---|
| 638 | break; |
---|
| 639 | } |
---|
| 640 | |
---|
| 641 | p1 += strlen (buffer1); |
---|
| 642 | |
---|
| 643 | /* |
---|
| 644 | * If this is a bitfield, get the bitsize. |
---|
| 645 | */ |
---|
| 646 | if (u.ti.fBitfield) |
---|
| 647 | { |
---|
| 648 | int bitsize; |
---|
| 649 | |
---|
| 650 | used_ptr[index] = 1; |
---|
| 651 | bitsize = aux_ptr[index++].width; |
---|
| 652 | sprintf (p1, " : %d", bitsize); |
---|
| 653 | p1 += strlen (buffer1); |
---|
| 654 | } |
---|
| 655 | |
---|
| 656 | |
---|
| 657 | /* |
---|
| 658 | * Deal with any qualifiers. |
---|
| 659 | */ |
---|
| 660 | if (qualifiers[0].type != tq_Nil) |
---|
| 661 | { |
---|
| 662 | /* |
---|
| 663 | * Snarf up any array bounds in the correct order. Arrays |
---|
| 664 | * store 5 successive words in the aux. table: |
---|
| 665 | * word 0 RNDXR to type of the bounds (ie, int) |
---|
| 666 | * word 1 Current file descriptor index |
---|
| 667 | * word 2 low bound |
---|
| 668 | * word 3 high bound (or -1 if []) |
---|
| 669 | * word 4 stride size in bits |
---|
| 670 | */ |
---|
| 671 | for (i = 0; i < 7; i++) |
---|
| 672 | { |
---|
| 673 | if (qualifiers[i].type == tq_Array) |
---|
| 674 | { |
---|
| 675 | qualifiers[i].low_bound = aux_ptr[index+2].dnLow; |
---|
| 676 | qualifiers[i].high_bound = aux_ptr[index+3].dnHigh; |
---|
| 677 | qualifiers[i].stride = aux_ptr[index+4].width; |
---|
| 678 | used_ptr[index] = 1; |
---|
| 679 | used_ptr[index+1] = 1; |
---|
| 680 | used_ptr[index+2] = 1; |
---|
| 681 | used_ptr[index+3] = 1; |
---|
| 682 | used_ptr[index+4] = 1; |
---|
| 683 | index += 5; |
---|
| 684 | } |
---|
| 685 | } |
---|
| 686 | |
---|
| 687 | /* |
---|
| 688 | * Now print out the qualifiers. |
---|
| 689 | */ |
---|
| 690 | for (i = 0; i < 6; i++) |
---|
| 691 | { |
---|
| 692 | switch (qualifiers[i].type) |
---|
| 693 | { |
---|
| 694 | case tq_Nil: |
---|
| 695 | case tq_Max: |
---|
| 696 | break; |
---|
| 697 | |
---|
| 698 | case tq_Ptr: |
---|
| 699 | strcpy (p2, "ptr to "); |
---|
| 700 | p2 += sizeof ("ptr to ")-1; |
---|
| 701 | break; |
---|
| 702 | |
---|
| 703 | case tq_Vol: |
---|
| 704 | strcpy (p2, "volatile "); |
---|
| 705 | p2 += sizeof ("volatile ")-1; |
---|
| 706 | break; |
---|
| 707 | |
---|
| 708 | case tq_Far: |
---|
| 709 | strcpy (p2, "far "); |
---|
| 710 | p2 += sizeof ("far ")-1; |
---|
| 711 | break; |
---|
| 712 | |
---|
| 713 | case tq_Proc: |
---|
| 714 | strcpy (p2, "func. ret. "); |
---|
| 715 | p2 += sizeof ("func. ret. "); |
---|
| 716 | break; |
---|
| 717 | |
---|
| 718 | case tq_Array: |
---|
| 719 | { |
---|
| 720 | int first_array = i; |
---|
| 721 | int j; |
---|
| 722 | |
---|
| 723 | /* Print array bounds reversed (ie, in the order the C |
---|
| 724 | programmer writes them). C is such a fun language.... */ |
---|
| 725 | |
---|
| 726 | while (i < 5 && qualifiers[i+1].type == tq_Array) |
---|
| 727 | i++; |
---|
| 728 | |
---|
| 729 | for (j = i; j >= first_array; j--) |
---|
| 730 | { |
---|
| 731 | strcpy (p2, "array ["); |
---|
| 732 | p2 += sizeof ("array [")-1; |
---|
| 733 | if (qualifiers[j].low_bound != 0) |
---|
| 734 | sprintf (p2, |
---|
| 735 | "%ld:%ld {%ld bits}", |
---|
| 736 | (long) qualifiers[j].low_bound, |
---|
| 737 | (long) qualifiers[j].high_bound, |
---|
| 738 | (long) qualifiers[j].stride); |
---|
| 739 | |
---|
| 740 | else if (qualifiers[j].high_bound != -1) |
---|
| 741 | sprintf (p2, |
---|
| 742 | "%ld {%ld bits}", |
---|
| 743 | (long) (qualifiers[j].high_bound + 1), |
---|
| 744 | (long) (qualifiers[j].stride)); |
---|
| 745 | |
---|
| 746 | else |
---|
| 747 | sprintf (p2, " {%ld bits}", (long) (qualifiers[j].stride)); |
---|
| 748 | |
---|
| 749 | p2 += strlen (p2); |
---|
| 750 | strcpy (p2, "] of "); |
---|
| 751 | p2 += sizeof ("] of ")-1; |
---|
| 752 | } |
---|
| 753 | } |
---|
| 754 | break; |
---|
| 755 | } |
---|
| 756 | } |
---|
| 757 | } |
---|
| 758 | |
---|
| 759 | strcpy (p2, buffer1); |
---|
| 760 | return buffer2; |
---|
| 761 | } |
---|
| 762 | |
---|
| 763 | |
---|
| 764 | /* Print out the global file header for object files. */ |
---|
| 765 | |
---|
| 766 | void |
---|
| 767 | print_global_hdr (ptr) |
---|
| 768 | struct filehdr *ptr; |
---|
| 769 | { |
---|
| 770 | char *time = ctime ((time_t *)&ptr->f_timdat); |
---|
| 771 | ushort flags = ptr->f_flags; |
---|
| 772 | |
---|
| 773 | printf("Global file header:\n"); |
---|
| 774 | printf(" %-*s 0x%x\n", 24, "magic number", (ushort) ptr->f_magic); |
---|
| 775 | printf(" %-*s %d\n", 24, "# sections", (int) ptr->f_nscns); |
---|
| 776 | printf(" %-*s %ld, %s", 24, "timestamp", (long) ptr->f_timdat, time); |
---|
| 777 | printf(" %-*s %ld\n", 24, "symbolic header offset", (long) ptr->f_symptr); |
---|
| 778 | printf(" %-*s %ld\n", 24, "symbolic header size", (long) ptr->f_nsyms); |
---|
| 779 | printf(" %-*s %ld\n", 24, "optional header", (long) ptr->f_opthdr); |
---|
| 780 | printf(" %-*s 0x%x", 24, "flags", (ushort) flags); |
---|
| 781 | |
---|
| 782 | if ((flags & F_RELFLG) != 0) |
---|
| 783 | printf (", F_RELFLG"); |
---|
| 784 | |
---|
| 785 | if ((flags & F_EXEC) != 0) |
---|
| 786 | printf (", F_EXEC"); |
---|
| 787 | |
---|
| 788 | if ((flags & F_LNNO) != 0) |
---|
| 789 | printf (", F_LNNO"); |
---|
| 790 | |
---|
| 791 | if ((flags & F_LSYMS) != 0) |
---|
| 792 | printf (", F_LSYMS"); |
---|
| 793 | |
---|
| 794 | if ((flags & F_MINMAL) != 0) |
---|
| 795 | printf (", F_MINMAL"); |
---|
| 796 | |
---|
| 797 | if ((flags & F_UPDATE) != 0) |
---|
| 798 | printf (", F_UPDATE"); |
---|
| 799 | |
---|
| 800 | if ((flags & F_SWABD) != 0) |
---|
| 801 | printf (", F_SWABD"); |
---|
| 802 | |
---|
| 803 | if ((flags & F_AR16WR) != 0) |
---|
| 804 | printf (", F_AR16WR"); |
---|
| 805 | |
---|
| 806 | if ((flags & F_AR32WR) != 0) |
---|
| 807 | printf (", F_AR32WR"); |
---|
| 808 | |
---|
| 809 | if ((flags & F_AR32W) != 0) |
---|
| 810 | printf (", F_AR32W"); |
---|
| 811 | |
---|
| 812 | if ((flags & F_PATCH) != 0) |
---|
| 813 | printf (", F_PATCH/F_NODF"); |
---|
| 814 | |
---|
| 815 | printf ("\n\n"); |
---|
| 816 | } |
---|
| 817 | |
---|
| 818 | |
---|
| 819 | /* Print out the symbolic header. */ |
---|
| 820 | |
---|
| 821 | void |
---|
| 822 | print_sym_hdr (sym_ptr) |
---|
| 823 | HDRR *sym_ptr; |
---|
| 824 | { |
---|
| 825 | int width = 20; |
---|
| 826 | |
---|
| 827 | printf("Symbolic header, magic number = 0x%04x, vstamp = %d.%d:\n\n", |
---|
| 828 | sym_ptr->magic & 0xffff, |
---|
| 829 | (sym_ptr->vstamp & 0xffff) >> 8, |
---|
| 830 | sym_ptr->vstamp & 0xff); |
---|
| 831 | |
---|
| 832 | printf(" %-*s %11s %11s %11s\n", width, "Info", "Offset", "Number", "Bytes"); |
---|
| 833 | printf(" %-*s %11s %11s %11s\n", width, "====", "======", "======", "=====\n"); |
---|
| 834 | |
---|
| 835 | printf(" %-*s %11ld %11ld %11ld [%d]\n", width, "Line numbers", |
---|
| 836 | (long)sym_ptr->cbLineOffset, |
---|
| 837 | (long)sym_ptr->cbLine, |
---|
| 838 | (long)sym_ptr->cbLine, |
---|
| 839 | (int)sym_ptr->ilineMax); |
---|
| 840 | |
---|
| 841 | printf(" %-*s %11ld %11ld %11ld\n", width, "Dense numbers", |
---|
| 842 | (long)sym_ptr->cbDnOffset, |
---|
| 843 | (long)sym_ptr->idnMax, |
---|
| 844 | (long)(sym_ptr->idnMax * sizeof (DNR))); |
---|
| 845 | |
---|
| 846 | printf(" %-*s %11ld %11ld %11ld\n", width, "Procedures Tables", |
---|
| 847 | (long)sym_ptr->cbPdOffset, |
---|
| 848 | (long)sym_ptr->ipdMax, |
---|
| 849 | (long)(sym_ptr->ipdMax * sizeof (PDR))); |
---|
| 850 | |
---|
| 851 | printf(" %-*s %11ld %11ld %11ld\n", width, "Local Symbols", |
---|
| 852 | (long)sym_ptr->cbSymOffset, |
---|
| 853 | (long)sym_ptr->isymMax, |
---|
| 854 | (long)(sym_ptr->isymMax * sizeof (SYMR))); |
---|
| 855 | |
---|
| 856 | printf(" %-*s %11ld %11ld %11ld\n", width, "Optimization Symbols", |
---|
| 857 | (long)sym_ptr->cbOptOffset, |
---|
| 858 | (long)sym_ptr->ioptMax, |
---|
| 859 | (long)(sym_ptr->ioptMax * sizeof (OPTR))); |
---|
| 860 | |
---|
| 861 | printf(" %-*s %11ld %11ld %11ld\n", width, "Auxiliary Symbols", |
---|
| 862 | (long)sym_ptr->cbAuxOffset, |
---|
| 863 | (long)sym_ptr->iauxMax, |
---|
| 864 | (long)(sym_ptr->iauxMax * sizeof (AUXU))); |
---|
| 865 | |
---|
| 866 | printf(" %-*s %11ld %11ld %11ld\n", width, "Local Strings", |
---|
| 867 | (long)sym_ptr->cbSsOffset, |
---|
| 868 | (long)sym_ptr->issMax, |
---|
| 869 | (long)sym_ptr->issMax); |
---|
| 870 | |
---|
| 871 | printf(" %-*s %11ld %11ld %11ld\n", width, "External Strings", |
---|
| 872 | (long)sym_ptr->cbSsExtOffset, |
---|
| 873 | (long)sym_ptr->issExtMax, |
---|
| 874 | (long)sym_ptr->issExtMax); |
---|
| 875 | |
---|
| 876 | printf(" %-*s %11ld %11ld %11ld\n", width, "File Tables", |
---|
| 877 | (long)sym_ptr->cbFdOffset, |
---|
| 878 | (long)sym_ptr->ifdMax, |
---|
| 879 | (long)(sym_ptr->ifdMax * sizeof (FDR))); |
---|
| 880 | |
---|
| 881 | printf(" %-*s %11ld %11ld %11ld\n", width, "Relative Files", |
---|
| 882 | (long)sym_ptr->cbRfdOffset, |
---|
| 883 | (long)sym_ptr->crfd, |
---|
| 884 | (long)(sym_ptr->crfd * sizeof (ulong))); |
---|
| 885 | |
---|
| 886 | printf(" %-*s %11ld %11ld %11ld\n", width, "External Symbols", |
---|
| 887 | (long)sym_ptr->cbExtOffset, |
---|
| 888 | (long)sym_ptr->iextMax, |
---|
| 889 | (long)(sym_ptr->iextMax * sizeof (EXTR))); |
---|
| 890 | } |
---|
| 891 | |
---|
| 892 | |
---|
| 893 | /* Print out a symbol. */ |
---|
| 894 | |
---|
| 895 | void |
---|
| 896 | print_symbol (sym_ptr, number, strbase, aux_base, ifd, fdp) |
---|
| 897 | SYMR *sym_ptr; |
---|
| 898 | int number; |
---|
| 899 | char *strbase; |
---|
| 900 | AUXU *aux_base; |
---|
| 901 | int ifd; |
---|
| 902 | FDR *fdp; |
---|
| 903 | { |
---|
| 904 | sc_t storage_class = (sc_t) sym_ptr->sc; |
---|
| 905 | st_t symbol_type = (st_t) sym_ptr->st; |
---|
| 906 | ulong index = sym_ptr->index; |
---|
| 907 | char *used_ptr = aux_used + (aux_base - aux_symbols); |
---|
| 908 | scope_t *scope_ptr; |
---|
| 909 | |
---|
| 910 | printf ("\n Symbol# %d: \"%s\"\n", number, sym_ptr->iss + strbase); |
---|
| 911 | |
---|
| 912 | if (aux_base != (AUXU *)0 && index != indexNil) |
---|
| 913 | switch (symbol_type) |
---|
| 914 | { |
---|
| 915 | case st_Nil: |
---|
| 916 | case st_Label: |
---|
| 917 | break; |
---|
| 918 | |
---|
| 919 | case st_File: |
---|
| 920 | case st_Block: |
---|
| 921 | printf (" End+1 symbol: %ld\n", index); |
---|
| 922 | if (want_scope) |
---|
| 923 | { |
---|
| 924 | if (free_scope == (scope_t *)0) |
---|
| 925 | scope_ptr = (scope_t *) malloc (sizeof (scope_t)); |
---|
| 926 | else |
---|
| 927 | { |
---|
| 928 | scope_ptr = free_scope; |
---|
| 929 | free_scope = scope_ptr->prev; |
---|
| 930 | } |
---|
| 931 | scope_ptr->open_sym = number; |
---|
| 932 | scope_ptr->st = symbol_type; |
---|
| 933 | scope_ptr->sc = storage_class; |
---|
| 934 | scope_ptr->prev = cur_scope; |
---|
| 935 | cur_scope = scope_ptr; |
---|
| 936 | } |
---|
| 937 | break; |
---|
| 938 | |
---|
| 939 | case st_End: |
---|
| 940 | if (storage_class == sc_Text || storage_class == sc_Info) |
---|
| 941 | printf (" First symbol: %ld\n", index); |
---|
| 942 | else |
---|
| 943 | { |
---|
| 944 | used_ptr[index] = 1; |
---|
| 945 | printf (" First symbol: %ld\n", aux_base[index].isym); |
---|
| 946 | } |
---|
| 947 | |
---|
| 948 | if (want_scope) |
---|
| 949 | { |
---|
| 950 | if (cur_scope == (scope_t *)0) |
---|
| 951 | printf (" Can't pop end scope\n"); |
---|
| 952 | else |
---|
| 953 | { |
---|
| 954 | scope_ptr = cur_scope; |
---|
| 955 | cur_scope = scope_ptr->prev; |
---|
| 956 | scope_ptr->prev = free_scope; |
---|
| 957 | free_scope = scope_ptr; |
---|
| 958 | } |
---|
| 959 | } |
---|
| 960 | break; |
---|
| 961 | |
---|
| 962 | case st_Proc: |
---|
| 963 | case st_StaticProc: |
---|
| 964 | if (MIPS_IS_STAB(sym_ptr)) |
---|
| 965 | ; |
---|
| 966 | else if (ifd == -1) /* local symbol */ |
---|
| 967 | { |
---|
| 968 | used_ptr[index] = used_ptr[index+1] = 1; |
---|
| 969 | printf (" End+1 symbol: %-7ld Type: %s\n", |
---|
| 970 | aux_base[index].isym, |
---|
| 971 | type_to_string (aux_base, index+1, fdp)); |
---|
| 972 | } |
---|
| 973 | else /* global symbol */ |
---|
| 974 | printf (" Local symbol: %ld\n", index); |
---|
| 975 | |
---|
| 976 | if (want_scope) |
---|
| 977 | { |
---|
| 978 | if (free_scope == (scope_t *)0) |
---|
| 979 | scope_ptr = (scope_t *) malloc (sizeof (scope_t)); |
---|
| 980 | else |
---|
| 981 | { |
---|
| 982 | scope_ptr = free_scope; |
---|
| 983 | free_scope = scope_ptr->prev; |
---|
| 984 | } |
---|
| 985 | scope_ptr->open_sym = number; |
---|
| 986 | scope_ptr->st = symbol_type; |
---|
| 987 | scope_ptr->sc = storage_class; |
---|
| 988 | scope_ptr->prev = cur_scope; |
---|
| 989 | cur_scope = scope_ptr; |
---|
| 990 | } |
---|
| 991 | break; |
---|
| 992 | |
---|
| 993 | #ifdef stStruct |
---|
| 994 | case st_Struct: |
---|
| 995 | case st_Union: |
---|
| 996 | case st_Enum: |
---|
| 997 | printf (" End+1 symbol: %lu\n", index); |
---|
| 998 | break; |
---|
| 999 | #endif |
---|
| 1000 | |
---|
| 1001 | default: |
---|
| 1002 | if (!MIPS_IS_STAB (sym_ptr)) |
---|
| 1003 | { |
---|
| 1004 | used_ptr[index] = 1; |
---|
| 1005 | printf (" Type: %s\n", |
---|
| 1006 | type_to_string (aux_base, index, fdp)); |
---|
| 1007 | } |
---|
| 1008 | break; |
---|
| 1009 | } |
---|
| 1010 | |
---|
| 1011 | if (want_scope) |
---|
| 1012 | { |
---|
| 1013 | printf (" Scopes: "); |
---|
| 1014 | if (cur_scope == (scope_t *)0) |
---|
| 1015 | printf (" none\n"); |
---|
| 1016 | else |
---|
| 1017 | { |
---|
| 1018 | for (scope_ptr = cur_scope; |
---|
| 1019 | scope_ptr != (scope_t *)0; |
---|
| 1020 | scope_ptr = scope_ptr->prev) |
---|
| 1021 | { |
---|
| 1022 | char *class; |
---|
| 1023 | if (scope_ptr->st == st_Proc || scope_ptr->st == st_StaticProc) |
---|
| 1024 | class = "func."; |
---|
| 1025 | else if (scope_ptr->st == st_File) |
---|
| 1026 | class = "file"; |
---|
| 1027 | else if (scope_ptr->st == st_Block && scope_ptr->sc == sc_Text) |
---|
| 1028 | class = "block"; |
---|
| 1029 | else if (scope_ptr->st == st_Block && scope_ptr->sc == sc_Info) |
---|
| 1030 | class = "type"; |
---|
| 1031 | else |
---|
| 1032 | class = "???"; |
---|
| 1033 | |
---|
| 1034 | printf (" %ld [%s]", scope_ptr->open_sym, class); |
---|
| 1035 | } |
---|
| 1036 | printf ("\n"); |
---|
| 1037 | } |
---|
| 1038 | } |
---|
| 1039 | |
---|
| 1040 | printf (" Value: %-13ld ", |
---|
| 1041 | (long)sym_ptr->value); |
---|
| 1042 | if (ifd == -1) |
---|
| 1043 | printf ("String index: %ld\n", (long)sym_ptr->iss); |
---|
| 1044 | else |
---|
| 1045 | printf ("String index: %-11ld Ifd: %d\n", |
---|
| 1046 | (long)sym_ptr->iss, ifd); |
---|
| 1047 | |
---|
| 1048 | printf (" Symbol type: %-11sStorage class: %-11s", |
---|
| 1049 | st_to_string (symbol_type), sc_to_string (storage_class)); |
---|
| 1050 | |
---|
| 1051 | if (MIPS_IS_STAB(sym_ptr)) |
---|
| 1052 | { |
---|
| 1053 | register int i = sizeof(stab_names) / sizeof(stab_names[0]); |
---|
| 1054 | char *stab_name = "stab"; |
---|
| 1055 | short code = MIPS_UNMARK_STAB(sym_ptr->index); |
---|
| 1056 | while (--i >= 0) |
---|
| 1057 | if (stab_names[i].code == code) |
---|
| 1058 | { |
---|
| 1059 | stab_name = stab_names[i].string; |
---|
| 1060 | break; |
---|
| 1061 | } |
---|
| 1062 | printf ("Index: 0x%lx (%s)\n", (long)sym_ptr->index, stab_name); |
---|
| 1063 | } |
---|
| 1064 | else if (sym_ptr->st == stLabel && sym_ptr->index != indexNil) |
---|
| 1065 | printf ("Index: %ld (line#)\n", (long)sym_ptr->index); |
---|
| 1066 | else |
---|
| 1067 | printf ("Index: %ld\n", (long)sym_ptr->index); |
---|
| 1068 | |
---|
| 1069 | } |
---|
| 1070 | |
---|
| 1071 | |
---|
| 1072 | /* Print out a word from the aux. table in various formats. */ |
---|
| 1073 | |
---|
| 1074 | void |
---|
| 1075 | print_aux (u, auxi, used) |
---|
| 1076 | AUXU u; |
---|
| 1077 | int auxi; |
---|
| 1078 | int used; |
---|
| 1079 | { |
---|
| 1080 | printf ("\t%s#%-5d %11ld, [%4ld/%7ld], [%2d %1d:%1d %1x:%1x:%1x:%1x:%1x:%1x]\n", |
---|
| 1081 | (used) ? " " : "* ", |
---|
| 1082 | auxi, |
---|
| 1083 | (long) u.isym, |
---|
| 1084 | (long) u.rndx.rfd, |
---|
| 1085 | (long) u.rndx.index, |
---|
| 1086 | u.ti.bt, |
---|
| 1087 | u.ti.fBitfield, |
---|
| 1088 | u.ti.continued, |
---|
| 1089 | u.ti.tq0, |
---|
| 1090 | u.ti.tq1, |
---|
| 1091 | u.ti.tq2, |
---|
| 1092 | u.ti.tq3, |
---|
| 1093 | u.ti.tq4, |
---|
| 1094 | u.ti.tq5); |
---|
| 1095 | } |
---|
| 1096 | |
---|
| 1097 | |
---|
| 1098 | /* Write aggregate information to a string. */ |
---|
| 1099 | |
---|
| 1100 | void |
---|
| 1101 | emit_aggregate (string, u, u2, which, fdp) |
---|
| 1102 | char *string; |
---|
| 1103 | AUXU u; |
---|
| 1104 | AUXU u2; |
---|
| 1105 | const char *which; |
---|
| 1106 | FDR *fdp; |
---|
| 1107 | { |
---|
| 1108 | unsigned int ifd = u.rndx.rfd; |
---|
| 1109 | unsigned int index = u.rndx.index; |
---|
| 1110 | const char *name; |
---|
| 1111 | |
---|
| 1112 | if (ifd == ST_RFDESCAPE) |
---|
| 1113 | ifd = u2.isym; |
---|
| 1114 | |
---|
| 1115 | /* An ifd of -1 is an opaque type. An escaped index of 0 is a |
---|
| 1116 | struct return type of a procedure compiled without -g. */ |
---|
| 1117 | if (ifd == 0xffffffff |
---|
| 1118 | || (u.rndx.rfd == ST_RFDESCAPE && index == 0)) |
---|
| 1119 | name = "<undefined>"; |
---|
| 1120 | else if (index == indexNil) |
---|
| 1121 | name = "<no name>"; |
---|
| 1122 | else |
---|
| 1123 | { |
---|
| 1124 | if (fdp == 0 || sym_hdr.crfd == 0) |
---|
| 1125 | fdp = &file_desc[ifd]; |
---|
| 1126 | else |
---|
| 1127 | fdp = &file_desc[rfile_desc[fdp->rfdBase + ifd]]; |
---|
| 1128 | name = &l_strings[fdp->issBase + l_symbols[index + fdp->isymBase].iss]; |
---|
| 1129 | } |
---|
| 1130 | |
---|
| 1131 | sprintf (string, |
---|
| 1132 | "%s %s { ifd = %u, index = %u }", |
---|
| 1133 | which, name, ifd, index); |
---|
| 1134 | } |
---|
| 1135 | |
---|
| 1136 | |
---|
| 1137 | /* Print out information about a file descriptor, and the symbols, |
---|
| 1138 | procedures, and line numbers within it. */ |
---|
| 1139 | |
---|
| 1140 | void |
---|
| 1141 | print_file_desc (fdp, number) |
---|
| 1142 | FDR *fdp; |
---|
| 1143 | int number; |
---|
| 1144 | { |
---|
| 1145 | char *str_base; |
---|
| 1146 | AUXU *aux_base; |
---|
| 1147 | int symi, pdi; |
---|
| 1148 | int width = 20; |
---|
| 1149 | char *used_base; |
---|
| 1150 | |
---|
| 1151 | str_base = l_strings + fdp->issBase; |
---|
| 1152 | aux_base = aux_symbols + fdp->iauxBase; |
---|
| 1153 | used_base = aux_used + (aux_base - aux_symbols); |
---|
| 1154 | |
---|
| 1155 | printf ("\nFile #%d, \"%s\"\n\n", number, str_base + fdp->rss); |
---|
| 1156 | |
---|
| 1157 | printf (" Name index = %-10ld Readin = %s\n", |
---|
| 1158 | (long) fdp->rss, (fdp->fReadin) ? "Yes" : "No"); |
---|
| 1159 | |
---|
| 1160 | printf (" Merge = %-10s Endian = %s\n", |
---|
| 1161 | (fdp->fMerge) ? "Yes" : "No", |
---|
| 1162 | (fdp->fBigendian) ? "BIG" : "LITTLE"); |
---|
| 1163 | |
---|
| 1164 | printf (" Debug level = %-10s Language = %s\n", |
---|
| 1165 | glevel_to_string (fdp->glevel), |
---|
| 1166 | lang_to_string((lang_t) fdp->lang)); |
---|
| 1167 | |
---|
| 1168 | printf (" Adr = 0x%08lx\n\n", (long) fdp->adr); |
---|
| 1169 | |
---|
| 1170 | printf(" %-*s %11s %11s %11s %11s\n", width, "Info", "Start", "Number", "Size", "Offset"); |
---|
| 1171 | printf(" %-*s %11s %11s %11s %11s\n", width, "====", "=====", "======", "====", "======"); |
---|
| 1172 | |
---|
| 1173 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1174 | width, "Local strings", |
---|
| 1175 | (ulong) fdp->issBase, |
---|
| 1176 | (ulong) fdp->cbSs, |
---|
| 1177 | (ulong) fdp->cbSs, |
---|
| 1178 | (ulong) (fdp->issBase + sym_hdr.cbSsOffset)); |
---|
| 1179 | |
---|
| 1180 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1181 | width, "Local symbols", |
---|
| 1182 | (ulong) fdp->isymBase, |
---|
| 1183 | (ulong) fdp->csym, |
---|
| 1184 | (ulong) (fdp->csym * sizeof (SYMR)), |
---|
| 1185 | (ulong) (fdp->isymBase * sizeof (SYMR) + sym_hdr.cbSymOffset)); |
---|
| 1186 | |
---|
| 1187 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1188 | width, "Line numbers", |
---|
| 1189 | (ulong) fdp->cbLineOffset, |
---|
| 1190 | (ulong) fdp->cline, |
---|
| 1191 | (ulong) fdp->cbLine, |
---|
| 1192 | (ulong) (fdp->cbLineOffset + sym_hdr.cbLineOffset)); |
---|
| 1193 | |
---|
| 1194 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1195 | width, "Optimization symbols", |
---|
| 1196 | (ulong) fdp->ioptBase, |
---|
| 1197 | (ulong) fdp->copt, |
---|
| 1198 | (ulong) (fdp->copt * sizeof (OPTR)), |
---|
| 1199 | (ulong) (fdp->ioptBase * sizeof (OPTR) + sym_hdr.cbOptOffset)); |
---|
| 1200 | |
---|
| 1201 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1202 | width, "Procedures", |
---|
| 1203 | (ulong) fdp->ipdFirst, |
---|
| 1204 | (ulong) fdp->cpd, |
---|
| 1205 | (ulong) (fdp->cpd * sizeof (PDR)), |
---|
| 1206 | (ulong) (fdp->ipdFirst * sizeof (PDR) + sym_hdr.cbPdOffset)); |
---|
| 1207 | |
---|
| 1208 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1209 | width, "Auxiliary symbols", |
---|
| 1210 | (ulong) fdp->iauxBase, |
---|
| 1211 | (ulong) fdp->caux, |
---|
| 1212 | (ulong) (fdp->caux * sizeof (AUXU)), |
---|
| 1213 | (ulong) (fdp->iauxBase * sizeof(AUXU) + sym_hdr.cbAuxOffset)); |
---|
| 1214 | |
---|
| 1215 | printf(" %-*s %11lu %11lu %11lu %11lu\n", |
---|
| 1216 | width, "Relative Files", |
---|
| 1217 | (ulong) fdp->rfdBase, |
---|
| 1218 | (ulong) fdp->crfd, |
---|
| 1219 | (ulong) (fdp->crfd * sizeof (ulong)), |
---|
| 1220 | (ulong) (fdp->rfdBase * sizeof(ulong) + sym_hdr.cbRfdOffset)); |
---|
| 1221 | |
---|
| 1222 | |
---|
| 1223 | if (want_scope && cur_scope != (scope_t *)0) |
---|
| 1224 | printf ("\n Warning scope does not start at 0!\n"); |
---|
| 1225 | |
---|
| 1226 | /* |
---|
| 1227 | * print the info about the symbol table. |
---|
| 1228 | */ |
---|
| 1229 | printf ("\n There are %lu local symbols, starting at %lu\n", |
---|
| 1230 | (ulong) fdp->csym, |
---|
| 1231 | (ulong) (fdp->isymBase + sym_hdr.cbSymOffset)); |
---|
| 1232 | |
---|
| 1233 | for(symi = fdp->isymBase; symi < (fdp->csym + fdp->isymBase); symi++) |
---|
| 1234 | print_symbol (&l_symbols[symi], |
---|
| 1235 | symi - fdp->isymBase, |
---|
| 1236 | str_base, |
---|
| 1237 | aux_base, |
---|
| 1238 | -1, |
---|
| 1239 | fdp); |
---|
| 1240 | |
---|
| 1241 | if (want_scope && cur_scope != (scope_t *)0) |
---|
| 1242 | printf ("\n Warning scope does not end at 0!\n"); |
---|
| 1243 | |
---|
| 1244 | /* |
---|
| 1245 | * print the aux. table if desired. |
---|
| 1246 | */ |
---|
| 1247 | |
---|
| 1248 | if (want_aux && fdp->caux != 0) |
---|
| 1249 | { |
---|
| 1250 | int auxi; |
---|
| 1251 | |
---|
| 1252 | printf ("\n There are %lu auxiliary table entries, starting at %lu.\n\n", |
---|
| 1253 | (ulong) fdp->caux, |
---|
| 1254 | (ulong) (fdp->iauxBase + sym_hdr.cbAuxOffset)); |
---|
| 1255 | |
---|
| 1256 | for (auxi = fdp->iauxBase; auxi < (fdp->caux + fdp->iauxBase); auxi++) |
---|
| 1257 | print_aux (aux_base[auxi], auxi, used_base[auxi]); |
---|
| 1258 | } |
---|
| 1259 | |
---|
| 1260 | /* |
---|
| 1261 | * print the relative file descriptors. |
---|
| 1262 | */ |
---|
| 1263 | if (want_rfd && fdp->crfd != 0) |
---|
| 1264 | { |
---|
| 1265 | ulong *rfd_ptr, i; |
---|
| 1266 | |
---|
| 1267 | printf ("\n There are %lu relative file descriptors, starting at %lu.\n", |
---|
| 1268 | (ulong) fdp->crfd, |
---|
| 1269 | (ulong) fdp->rfdBase); |
---|
| 1270 | |
---|
| 1271 | rfd_ptr = rfile_desc + fdp->rfdBase; |
---|
| 1272 | for (i = 0; i < fdp->crfd; i++) |
---|
| 1273 | { |
---|
| 1274 | printf ("\t#%-5ld %11ld, 0x%08lx\n", i, *rfd_ptr, *rfd_ptr); |
---|
| 1275 | rfd_ptr++; |
---|
| 1276 | } |
---|
| 1277 | } |
---|
| 1278 | |
---|
| 1279 | /* |
---|
| 1280 | * do the procedure descriptors. |
---|
| 1281 | */ |
---|
| 1282 | printf ("\n There are %lu procedure descriptor entries, ", (ulong) fdp->cpd); |
---|
| 1283 | printf ("starting at %lu.\n", (ulong) fdp->ipdFirst); |
---|
| 1284 | |
---|
| 1285 | for (pdi = fdp->ipdFirst; pdi < (fdp->cpd + fdp->ipdFirst); pdi++) |
---|
| 1286 | { |
---|
| 1287 | PDR *proc_ptr = &proc_desc[pdi]; |
---|
| 1288 | printf ("\n\tProcedure descriptor %d:\n", (pdi - fdp->ipdFirst)); |
---|
| 1289 | |
---|
| 1290 | printf ("\t Name index = %-11ld Name = \"%s\"\n", |
---|
| 1291 | (long) l_symbols[proc_ptr->isym + fdp->isymBase].iss, |
---|
| 1292 | l_symbols[proc_ptr->isym + fdp->isymBase].iss + str_base); |
---|
| 1293 | |
---|
| 1294 | printf ("\t .mask 0x%08lx,%-9ld .fmask 0x%08lx,%ld\n", |
---|
| 1295 | (long) proc_ptr->regmask, |
---|
| 1296 | (long) proc_ptr->regoffset, |
---|
| 1297 | (long) proc_ptr->fregmask, |
---|
| 1298 | (long) proc_ptr->fregoffset); |
---|
| 1299 | |
---|
| 1300 | printf ("\t .frame $%d,%ld,$%d\n", |
---|
| 1301 | (int) proc_ptr->framereg, |
---|
| 1302 | (long) proc_ptr->frameoffset, |
---|
| 1303 | (int) proc_ptr->pcreg); |
---|
| 1304 | |
---|
| 1305 | printf ("\t Opt. start = %-11ld Symbols start = %ld\n", |
---|
| 1306 | (long) proc_ptr->iopt, |
---|
| 1307 | (long) proc_ptr->isym); |
---|
| 1308 | |
---|
| 1309 | printf ("\t First line # = %-11ld Last line # = %ld\n", |
---|
| 1310 | (long) proc_ptr->lnLow, |
---|
| 1311 | (long) proc_ptr->lnHigh); |
---|
| 1312 | |
---|
| 1313 | printf ("\t Line Offset = %-11ld Address = 0x%08lx\n", |
---|
| 1314 | (long) proc_ptr->cbLineOffset, |
---|
| 1315 | (long) proc_ptr->adr); |
---|
| 1316 | |
---|
| 1317 | /* |
---|
| 1318 | * print the line number entries. |
---|
| 1319 | */ |
---|
| 1320 | |
---|
| 1321 | if (want_line && fdp->cline != 0) |
---|
| 1322 | { |
---|
| 1323 | int delta, count; |
---|
| 1324 | long cur_line = proc_ptr->lnLow; |
---|
| 1325 | uchar *line_ptr = (((uchar *)lines) + proc_ptr->cbLineOffset |
---|
| 1326 | + fdp->cbLineOffset); |
---|
| 1327 | uchar *line_end; |
---|
| 1328 | |
---|
| 1329 | if (pdi == fdp->cpd + fdp->ipdFirst - 1) /* last procedure */ |
---|
| 1330 | line_end = ((uchar *)lines) + fdp->cbLine + fdp->cbLineOffset; |
---|
| 1331 | else /* not last proc. */ |
---|
| 1332 | line_end = (((uchar *)lines) + proc_desc[pdi+1].cbLineOffset |
---|
| 1333 | + fdp->cbLineOffset); |
---|
| 1334 | |
---|
| 1335 | printf ("\n\tThere are %lu bytes holding line numbers, starting at %lu.\n", |
---|
| 1336 | (ulong) (line_end - line_ptr), |
---|
| 1337 | (ulong) (fdp->ilineBase + sym_hdr.cbLineOffset)); |
---|
| 1338 | |
---|
| 1339 | while (line_ptr < line_end) |
---|
| 1340 | { /* sign extend nibble */ |
---|
| 1341 | delta = ((*line_ptr >> 4) ^ 0x8) - 0x8; |
---|
| 1342 | count = (*line_ptr & 0xf) + 1; |
---|
| 1343 | if (delta != -8) |
---|
| 1344 | line_ptr++; |
---|
| 1345 | else |
---|
| 1346 | { |
---|
| 1347 | delta = (((line_ptr[1]) & 0xff) << 8) + ((line_ptr[2]) & 0xff); |
---|
| 1348 | delta = (delta ^ 0x8000) - 0x8000; |
---|
| 1349 | line_ptr += 3; |
---|
| 1350 | } |
---|
| 1351 | |
---|
| 1352 | cur_line += delta; |
---|
| 1353 | printf ("\t Line %11ld, delta %5d, count %2d\n", |
---|
| 1354 | cur_line, |
---|
| 1355 | delta, |
---|
| 1356 | count); |
---|
| 1357 | } |
---|
| 1358 | } |
---|
| 1359 | } |
---|
| 1360 | } |
---|
| 1361 | |
---|
| 1362 | |
---|
| 1363 | /* Read in the portions of the .T file that we will print out. */ |
---|
| 1364 | |
---|
| 1365 | void |
---|
| 1366 | read_tfile __proto((void)) |
---|
| 1367 | { |
---|
| 1368 | short magic; |
---|
| 1369 | off_t sym_hdr_offset = 0; |
---|
| 1370 | |
---|
| 1371 | (void) read_seek ((PTR_T) &magic, sizeof (magic), (off_t)0, "Magic number"); |
---|
| 1372 | if (!tfile) |
---|
| 1373 | { |
---|
| 1374 | /* Print out the global header, since this is not a T-file. */ |
---|
| 1375 | |
---|
| 1376 | (void) read_seek ((PTR_T) &global_hdr, sizeof (global_hdr), (off_t)0, |
---|
| 1377 | "Global file header"); |
---|
| 1378 | |
---|
| 1379 | print_global_hdr (&global_hdr); |
---|
| 1380 | |
---|
| 1381 | if (global_hdr.f_symptr == 0) |
---|
| 1382 | { |
---|
| 1383 | printf ("No symbolic header, Goodbye!\n"); |
---|
| 1384 | exit (1); |
---|
| 1385 | } |
---|
| 1386 | |
---|
| 1387 | sym_hdr_offset = global_hdr.f_symptr; |
---|
| 1388 | } |
---|
| 1389 | |
---|
| 1390 | (void) read_seek ((PTR_T) &sym_hdr, |
---|
| 1391 | sizeof (sym_hdr), |
---|
| 1392 | sym_hdr_offset, |
---|
| 1393 | "Symbolic header"); |
---|
| 1394 | |
---|
| 1395 | print_sym_hdr (&sym_hdr); |
---|
| 1396 | |
---|
| 1397 | lines = (LINER *) read_seek ((PTR_T)0, |
---|
| 1398 | sym_hdr.cbLine, |
---|
| 1399 | sym_hdr.cbLineOffset, |
---|
| 1400 | "Line numbers"); |
---|
| 1401 | |
---|
| 1402 | dense_nums = (DNR *) read_seek ((PTR_T)0, |
---|
| 1403 | sym_hdr.idnMax * sizeof (DNR), |
---|
| 1404 | sym_hdr.cbDnOffset, |
---|
| 1405 | "Dense numbers"); |
---|
| 1406 | |
---|
| 1407 | proc_desc = (PDR *) read_seek ((PTR_T)0, |
---|
| 1408 | sym_hdr.ipdMax * sizeof (PDR), |
---|
| 1409 | sym_hdr.cbPdOffset, |
---|
| 1410 | "Procedure tables"); |
---|
| 1411 | |
---|
| 1412 | l_symbols = (SYMR *) read_seek ((PTR_T)0, |
---|
| 1413 | sym_hdr.isymMax * sizeof (SYMR), |
---|
| 1414 | sym_hdr.cbSymOffset, |
---|
| 1415 | "Local symbols"); |
---|
| 1416 | |
---|
| 1417 | opt_symbols = (OPTR *) read_seek ((PTR_T)0, |
---|
| 1418 | sym_hdr.ioptMax * sizeof (OPTR), |
---|
| 1419 | sym_hdr.cbOptOffset, |
---|
| 1420 | "Optimization symbols"); |
---|
| 1421 | |
---|
| 1422 | aux_symbols = (AUXU *) read_seek ((PTR_T)0, |
---|
| 1423 | sym_hdr.iauxMax * sizeof (AUXU), |
---|
| 1424 | sym_hdr.cbAuxOffset, |
---|
| 1425 | "Auxiliary symbols"); |
---|
| 1426 | |
---|
| 1427 | if (sym_hdr.iauxMax > 0) |
---|
| 1428 | { |
---|
| 1429 | aux_used = calloc (sym_hdr.iauxMax, 1); |
---|
| 1430 | if (aux_used == (char *)0) |
---|
| 1431 | { |
---|
| 1432 | perror ("calloc"); |
---|
| 1433 | exit (1); |
---|
| 1434 | } |
---|
| 1435 | } |
---|
| 1436 | |
---|
| 1437 | l_strings = (char *) read_seek ((PTR_T)0, |
---|
| 1438 | sym_hdr.issMax, |
---|
| 1439 | sym_hdr.cbSsOffset, |
---|
| 1440 | "Local string table"); |
---|
| 1441 | |
---|
| 1442 | e_strings = (char *) read_seek ((PTR_T)0, |
---|
| 1443 | sym_hdr.issExtMax, |
---|
| 1444 | sym_hdr.cbSsExtOffset, |
---|
| 1445 | "External string table"); |
---|
| 1446 | |
---|
| 1447 | file_desc = (FDR *) read_seek ((PTR_T)0, |
---|
| 1448 | sym_hdr.ifdMax * sizeof (FDR), |
---|
| 1449 | sym_hdr.cbFdOffset, |
---|
| 1450 | "File tables"); |
---|
| 1451 | |
---|
| 1452 | rfile_desc = (ulong *) read_seek ((PTR_T)0, |
---|
| 1453 | sym_hdr.crfd * sizeof (ulong), |
---|
| 1454 | sym_hdr.cbRfdOffset, |
---|
| 1455 | "Relative file tables"); |
---|
| 1456 | |
---|
| 1457 | e_symbols = (EXTR *) read_seek ((PTR_T)0, |
---|
| 1458 | sym_hdr.iextMax * sizeof (EXTR), |
---|
| 1459 | sym_hdr.cbExtOffset, |
---|
| 1460 | "External symbols"); |
---|
| 1461 | } |
---|
| 1462 | |
---|
| 1463 | |
---|
| 1464 | |
---|
| 1465 | int |
---|
| 1466 | main (argc, argv) |
---|
| 1467 | int argc; |
---|
| 1468 | char **argv; |
---|
| 1469 | { |
---|
| 1470 | int i, opt; |
---|
| 1471 | |
---|
| 1472 | /* |
---|
| 1473 | * Process arguments |
---|
| 1474 | */ |
---|
| 1475 | while ((opt = getopt (argc, argv, "alrst")) != EOF) |
---|
| 1476 | switch (opt) |
---|
| 1477 | { |
---|
| 1478 | default: errors++; break; |
---|
| 1479 | case 'a': want_aux++; break; /* print aux table */ |
---|
| 1480 | case 'l': want_line++; break; /* print line numbers */ |
---|
| 1481 | case 'r': want_rfd++; break; /* print relative fd's */ |
---|
| 1482 | case 's': want_scope++; break; /* print scope info */ |
---|
| 1483 | case 't': tfile++; break; /* this is a tfile (without header), and not a .o */ |
---|
| 1484 | } |
---|
| 1485 | |
---|
| 1486 | if (errors || optind != argc - 1) |
---|
| 1487 | { |
---|
| 1488 | fprintf (stderr, "Calling Sequence:\n"); |
---|
| 1489 | fprintf (stderr, "\t%s [-alrst] <object-or-T-file>\n", argv[0]); |
---|
| 1490 | fprintf (stderr, "\n"); |
---|
| 1491 | fprintf (stderr, "switches:\n"); |
---|
| 1492 | fprintf (stderr, "\t-a Print out auxiliary table.\n"); |
---|
| 1493 | fprintf (stderr, "\t-l Print out line numbers.\n"); |
---|
| 1494 | fprintf (stderr, "\t-r Print out relative file descriptors.\n"); |
---|
| 1495 | fprintf (stderr, "\t-s Print out the current scopes for an item.\n"); |
---|
| 1496 | fprintf (stderr, "\t-t Assume there is no global header (ie, a T-file).\n"); |
---|
| 1497 | return 1; |
---|
| 1498 | } |
---|
| 1499 | |
---|
| 1500 | /* |
---|
| 1501 | * Open and process the input file. |
---|
| 1502 | */ |
---|
| 1503 | tfile_fd = open (argv[optind], O_RDONLY); |
---|
| 1504 | if (tfile_fd < 0) |
---|
| 1505 | { |
---|
| 1506 | perror (argv[optind]); |
---|
| 1507 | return 1; |
---|
| 1508 | } |
---|
| 1509 | |
---|
| 1510 | read_tfile (); |
---|
| 1511 | |
---|
| 1512 | /* |
---|
| 1513 | * Print any global aux words if any. |
---|
| 1514 | */ |
---|
| 1515 | if (want_aux) |
---|
| 1516 | { |
---|
| 1517 | long last_aux_in_use; |
---|
| 1518 | |
---|
| 1519 | if (sym_hdr.ifdMax != 0 && file_desc[0].iauxBase != 0) |
---|
| 1520 | { |
---|
| 1521 | printf ("\nGlobal auxiliary entries before first file:\n"); |
---|
| 1522 | for (i = 0; i < file_desc[0].iauxBase; i++) |
---|
| 1523 | print_aux (aux_symbols[i], 0, aux_used[i]); |
---|
| 1524 | } |
---|
| 1525 | |
---|
| 1526 | if (sym_hdr.ifdMax == 0) |
---|
| 1527 | last_aux_in_use = 0; |
---|
| 1528 | else |
---|
| 1529 | last_aux_in_use = |
---|
| 1530 | file_desc[sym_hdr.ifdMax-1].iauxBase + |
---|
| 1531 | file_desc[sym_hdr.ifdMax-1].caux - 1; |
---|
| 1532 | |
---|
| 1533 | if (last_aux_in_use < sym_hdr.iauxMax-1) |
---|
| 1534 | { |
---|
| 1535 | printf ("\nGlobal auxiliary entries after last file:\n"); |
---|
| 1536 | for (i = last_aux_in_use; i < sym_hdr.iauxMax; i++) |
---|
| 1537 | print_aux (aux_symbols[i], i - last_aux_in_use, aux_used[i]); |
---|
| 1538 | } |
---|
| 1539 | } |
---|
| 1540 | |
---|
| 1541 | /* |
---|
| 1542 | * Print the information for each file. |
---|
| 1543 | */ |
---|
| 1544 | for (i = 0; i < sym_hdr.ifdMax; i++) |
---|
| 1545 | print_file_desc (&file_desc[i], i); |
---|
| 1546 | |
---|
| 1547 | /* |
---|
| 1548 | * Print the external symbols. |
---|
| 1549 | */ |
---|
| 1550 | want_scope = 0; /* scope info is meaning for extern symbols */ |
---|
| 1551 | printf ("\nThere are %lu external symbols, starting at %lu\n", |
---|
| 1552 | (ulong) sym_hdr.iextMax, |
---|
| 1553 | (ulong) sym_hdr.cbExtOffset); |
---|
| 1554 | |
---|
| 1555 | for(i = 0; i < sym_hdr.iextMax; i++) |
---|
| 1556 | print_symbol (&e_symbols[i].asym, i, e_strings, |
---|
| 1557 | aux_symbols + file_desc[e_symbols[i].ifd].iauxBase, |
---|
| 1558 | e_symbols[i].ifd, |
---|
| 1559 | &file_desc[e_symbols[i].ifd]); |
---|
| 1560 | |
---|
| 1561 | /* |
---|
| 1562 | * Print unused aux symbols now. |
---|
| 1563 | */ |
---|
| 1564 | |
---|
| 1565 | if (want_aux) |
---|
| 1566 | { |
---|
| 1567 | int first_time = 1; |
---|
| 1568 | |
---|
| 1569 | for (i = 0; i < sym_hdr.iauxMax; i++) |
---|
| 1570 | { |
---|
| 1571 | if (! aux_used[i]) |
---|
| 1572 | { |
---|
| 1573 | if (first_time) |
---|
| 1574 | { |
---|
| 1575 | printf ("\nThe following auxiliary table entries were unused:\n\n"); |
---|
| 1576 | first_time = 0; |
---|
| 1577 | } |
---|
| 1578 | |
---|
| 1579 | printf (" #%-5d %11ld 0x%08lx %s\n", |
---|
| 1580 | i, |
---|
| 1581 | (long) aux_symbols[i].isym, |
---|
| 1582 | (long) aux_symbols[i].isym, |
---|
| 1583 | type_to_string (aux_symbols, i, (FDR *) 0)); |
---|
| 1584 | } |
---|
| 1585 | } |
---|
| 1586 | } |
---|
| 1587 | |
---|
| 1588 | return 0; |
---|
| 1589 | } |
---|
| 1590 | |
---|
| 1591 | |
---|
| 1592 | void |
---|
| 1593 | fancy_abort () |
---|
| 1594 | { |
---|
| 1595 | fprintf (stderr, "mips-tdump internal error"); |
---|
| 1596 | exit (1); |
---|
| 1597 | } |
---|
| 1598 | |
---|
| 1599 | void |
---|
| 1600 | fatal(s) |
---|
| 1601 | char *s; |
---|
| 1602 | { |
---|
| 1603 | fprintf(stderr, "%s\n", s); |
---|
| 1604 | exit(1); |
---|
| 1605 | } |
---|
| 1606 | |
---|
| 1607 | /* Same as `malloc' but report error if no memory available. */ |
---|
| 1608 | |
---|
| 1609 | PTR_T |
---|
| 1610 | xmalloc (size) |
---|
| 1611 | unsigned size; |
---|
| 1612 | { |
---|
| 1613 | register PTR_T value = malloc (size); |
---|
| 1614 | if (value == 0) |
---|
| 1615 | fatal ("Virtual memory exhausted."); |
---|
| 1616 | return value; |
---|
| 1617 | } |
---|