/* readelf.c -- display contents of an ELF format file
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
Originally developed by Eric Youngdale <eric@andante.jic.com>
Modifications by Nick Clifton <nickc@cygnus.com>
#include "elf/common.h"
#include "elf/external.h"
#include "elf/internal.h"
+#include "elf/dwarf2.h"
/* The following headers use the elf/reloc-macros.h file to
automatically generate relocation recognition functions
#include "elf/sparc.h"
#include "elf/m32r.h"
#include "elf/d10v.h"
-/* start-sanitize-d30v */
#include "elf/d30v.h"
-/* end-sanitize-d30v */
#include "elf/sh.h"
#include "elf/mn10200.h"
#include "elf/mn10300.h"
#include "elf/hppa.h"
#include "elf/arc.h"
+#include "elf/fr30.h"
#include "bucomm.h"
#include "getopt.h"
char * dynamic_strings;
char * string_table;
Elf_Internal_Sym * dynamic_symbols;
+Elf_Internal_Syminfo * dynamic_syminfo;
+unsigned long dynamic_syminfo_offset;
+unsigned int dynamic_syminfo_nent;
char program_interpreter [64];
-int dynamic_info [DT_JMPREL + 1];
-int version_info [16];
+int dynamic_info[DT_JMPREL + 1];
+int version_info[16];
int loadaddr = 0;
Elf_Internal_Ehdr elf_header;
Elf_Internal_Shdr * section_headers;
int do_header;
int do_dump;
int do_version;
-
-static unsigned long int (* byte_get) PARAMS ((unsigned char *, int));
-
+int do_histogram;
+int do_debugging;
+int do_debug_info;
+int do_debug_abbrevs;
+int do_debug_lines;
+int do_debug_pubnames;
+int do_debug_aranges;
+int binary_class;
+
+static unsigned long (* byte_get) PARAMS ((unsigned char *, int));
+
+/* XXX - An arbitary constant, limiting the number of sections
+ for whcih we can display information. */
#define NUM_DUMP_SECTS 100
char dump_sects [NUM_DUMP_SECTS];
-#define HEX_DUMP 1
-#define DISASS_DUMP 2
+#define HEX_DUMP (1 << 0)
+#define DISASS_DUMP (1 << 1)
+#define DEBUG_DUMP (1 << 2)
/* Forward declarations for dumb compilers. */
-static const char * get_mips_dynamic_type PARAMS ((unsigned long type));
-static const char * get_dynamic_type PARAMS ((unsigned long type));
-static int dump_relocations
- PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, char *));
-static char * get_file_type PARAMS ((unsigned e_type));
-static char * get_machine_name PARAMS ((unsigned e_machine));
-static char * get_machine_data PARAMS ((unsigned e_data));
-static char * get_machine_flags PARAMS ((unsigned, unsigned e_machine));
-static const char * get_mips_segment_type PARAMS ((unsigned long type));
-static const char * get_segment_type PARAMS ((unsigned long p_type));
-static const char * get_mips_section_type_name PARAMS ((unsigned int sh_type));
-static const char * get_section_type_name PARAMS ((unsigned int sh_type));
-static char * get_symbol_binding PARAMS ((unsigned int binding));
-static char * get_symbol_type PARAMS ((unsigned int type));
-static void usage PARAMS ((void));
-static void parse_args PARAMS ((int argc, char ** argv));
-static int process_file_header PARAMS ((void));
-static int process_program_headers PARAMS ((FILE *));
-static int process_section_headers PARAMS ((FILE *));
-static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *entry));
-static int process_dynamic_segment PARAMS ((FILE *));
-static int process_symbol_table PARAMS ((FILE *));
-static int process_section_contents PARAMS ((FILE *));
-static void process_file PARAMS ((char * file_name));
-static int process_relocs PARAMS ((FILE *));
-static int process_version_sections PARAMS ((FILE *));
-static char * get_ver_flags PARAMS ((unsigned int flags));
-static char * get_symbol_index_type PARAMS ((unsigned int type));
-static int get_section_headers PARAMS ((FILE * file));
-static int get_file_header PARAMS ((FILE * file));
-static Elf_Internal_Sym * get_elf_symbols
- PARAMS ((FILE * file, unsigned long offset, unsigned long number));
-static int * get_dynamic_data PARAMS ((FILE * file, unsigned int number));
+static const char * get_mips_dynamic_type PARAMS ((unsigned long type));
+static const char * get_dynamic_type PARAMS ((unsigned long type));
+static int dump_relocations PARAMS ((FILE *, unsigned long, unsigned long, Elf_Internal_Sym *, char *));
+static char * get_file_type PARAMS ((unsigned e_type));
+static char * get_machine_name PARAMS ((unsigned e_machine));
+static char * get_machine_data PARAMS ((unsigned e_data));
+static char * get_machine_flags PARAMS ((unsigned, unsigned e_machine));
+static const char * get_mips_segment_type PARAMS ((unsigned long type));
+static const char * get_segment_type PARAMS ((unsigned long p_type));
+static const char * get_mips_section_type_name PARAMS ((unsigned int sh_type));
+static const char * get_section_type_name PARAMS ((unsigned int sh_type));
+static char * get_symbol_binding PARAMS ((unsigned int binding));
+static char * get_symbol_type PARAMS ((unsigned int type));
+static void usage PARAMS ((void));
+static void parse_args PARAMS ((int argc, char ** argv));
+static int process_file_header PARAMS ((void));
+static int process_program_headers PARAMS ((FILE *));
+static int process_section_headers PARAMS ((FILE *));
+static void dynamic_segment_mips_val PARAMS ((Elf_Internal_Dyn *entry));
+static int process_dynamic_segment PARAMS ((FILE *));
+static int process_symbol_table PARAMS ((FILE *));
+static int process_section_contents PARAMS ((FILE *));
+static void process_file PARAMS ((char * file_name));
+static int process_relocs PARAMS ((FILE *));
+static int process_version_sections PARAMS ((FILE *));
+static char * get_ver_flags PARAMS ((unsigned int flags));
+static char * get_symbol_index_type PARAMS ((unsigned int type));
+static int get_section_headers PARAMS ((FILE * file));
+static int get_file_header PARAMS ((FILE * file));
+static Elf_Internal_Sym * get_elf_symbols PARAMS ((FILE * file, unsigned long offset, unsigned long number));
+static int * get_dynamic_data PARAMS ((FILE * file, unsigned int number));
+static int disassemble_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+static int dump_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+static int display_debug_section PARAMS ((Elf32_Internal_Shdr *, FILE *));
+static int display_debug_info PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_not_supported PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_lines PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_abbrev PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static int display_debug_aranges PARAMS ((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+static unsigned char * process_abbrev_section PARAMS ((unsigned char *, unsigned char *));
+static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int));
+static int process_extended_line_op PARAMS ((unsigned char *, long *));
+static char * get_TAG_name PARAMS ((unsigned long));
+static char * get_AT_name PARAMS ((unsigned long));
+static char * get_FORM_name PARAMS ((unsigned long));
+static void free_abbrevs PARAMS ((void));
+static void add_abbrev PARAMS ((unsigned long, unsigned long, int));
+static void add_abbrev_attr PARAMS ((unsigned long, unsigned long));
+static unsigned char * read_and_display_attr PARAMS ((unsigned long, unsigned long, unsigned char *, unsigned long));
+static unsigned char * display_block PARAMS ((unsigned char *, unsigned long));
+static void decode_location_expression PARAMS ((unsigned char *, unsigned int));
typedef int Elf32_Word;
/* Compute number of relocations and read them in. */
switch (elf_header.e_machine)
{
+ case EM_ARM:
case EM_386:
case EM_486:
case EM_CYGNUS_M32R:
case EM_CYGNUS_D10V:
case EM_MIPS:
case EM_MIPS_RS4_BE:
- case EM_ARM:
{
Elf32_External_Rel * erels;
case EM_SPARC:
case EM_PPC:
case EM_CYGNUS_V850:
- /* start-sanitize-d30v */
case EM_CYGNUS_D30V:
- /* end-sanitize-d30v */
case EM_CYGNUS_MN10200:
case EM_CYGNUS_MN10300:
+ case EM_CYGNUS_FR30:
case EM_SH:
case EM_ALPHA:
{
if (is_rela)
printf
- (_(" Offset Value Type Symbol's Value Symbol's Name Addend\n"));
+ (_(" Offset Info Type Symbol's Value Symbol's Name Addend\n"));
else
printf
- (_(" Offset Value Type Symbol's Value Symbol's Name\n"));
+ (_(" Offset Info Type Symbol's Value Symbol's Name\n"));
for (i = 0; i < rel_size; i++)
{
rtype = elf_d10v_reloc_type (ELF32_R_TYPE (info));
break;
- /* start-sanitize-d30v */
case EM_CYGNUS_D30V:
rtype = elf_d30v_reloc_type (ELF32_R_TYPE (info));
break;
- /* end-sanitize-d30v */
case EM_SH:
rtype = elf_sh_reloc_type (ELF32_R_TYPE (info));
break;
rtype = elf_mn10200_reloc_type (ELF32_R_TYPE (info));
break;
+ case EM_CYGNUS_FR30:
+ rtype = elf_fr30_reloc_type (ELF32_R_TYPE (info));
+ break;
+
case EM_PPC:
- rtype = ppc_reloc_type (ELF32_R_TYPE (info));
+ rtype = elf_ppc_reloc_type (ELF32_R_TYPE (info));
break;
case EM_MIPS:
case EM_ARM:
rtype = elf_arm_reloc_type (ELF32_R_TYPE (info));
break;
-
+
case EM_CYGNUS_ARC:
rtype = elf_arc_reloc_type (ELF32_R_TYPE (info));
break;
-
+
case EM_PARISC:
rtype = elf32_hppa_reloc_type (ELF32_R_TYPE (info));
break;
switch (type)
{
- case DT_NULL: return _("NULL");
- case DT_NEEDED: return _("NEEDED");
- case DT_PLTRELSZ: return _("PLTRELSZ");
- case DT_PLTGOT: return _("PLTGOT");
- case DT_HASH: return _("HASH");
- case DT_STRTAB: return _("STRTAB");
- case DT_SYMTAB: return _("SYMTAB");
- case DT_RELA: return _("RELA");
- case DT_RELASZ: return _("RELASZ");
- case DT_RELAENT: return _("RELAENT");
- case DT_STRSZ: return _("STRSZ");
- case DT_SYMENT: return _("SYMENT");
- case DT_INIT: return _("INIT");
- case DT_FINI: return _("FINI");
- case DT_SONAME: return _("SONAME");
- case DT_RPATH: return _("RPATH");
- case DT_SYMBOLIC: return _("SYMBOLIC");
- case DT_REL: return _("REL");
- case DT_RELSZ: return _("RELSZ");
- case DT_RELENT: return _("RELENT");
- case DT_PLTREL: return _("PLTREL");
- case DT_DEBUG: return _("DEBUG");
- case DT_TEXTREL: return _("TEXTREL");
- case DT_JMPREL: return _("JMPREL");
- case DT_VERDEF: return _("VERDEF");
- case DT_VERDEFNUM: return _("VERDEFNUM");
- case DT_VERNEED: return _("VERNEED");
- case DT_VERNEEDNUM: return _("VERNEEDNUM");
- case DT_VERSYM: return _("VERSYN");
- case DT_AUXILIARY: return _("AUXILARY");
- case DT_FILTER: return _("FILTER");
+ case DT_NULL: return "NULL";
+ case DT_NEEDED: return "NEEDED";
+ case DT_PLTRELSZ: return "PLTRELSZ";
+ case DT_PLTGOT: return "PLTGOT";
+ case DT_HASH: return "HASH";
+ case DT_STRTAB: return "STRTAB";
+ case DT_SYMTAB: return "SYMTAB";
+ case DT_RELA: return "RELA";
+ case DT_RELASZ: return "RELASZ";
+ case DT_RELAENT: return "RELAENT";
+ case DT_STRSZ: return "STRSZ";
+ case DT_SYMENT: return "SYMENT";
+ case DT_INIT: return "INIT";
+ case DT_FINI: return "FINI";
+ case DT_SONAME: return "SONAME";
+ case DT_RPATH: return "RPATH";
+ case DT_SYMBOLIC: return "SYMBOLIC";
+ case DT_REL: return "REL";
+ case DT_RELSZ: return "RELSZ";
+ case DT_RELENT: return "RELENT";
+ case DT_PLTREL: return "PLTREL";
+ case DT_DEBUG: return "DEBUG";
+ case DT_TEXTREL: return "TEXTREL";
+ case DT_JMPREL: return "JMPREL";
+ case DT_VERDEF: return "VERDEF";
+ case DT_VERDEFNUM: return "VERDEFNUM";
+ case DT_VERNEED: return "VERNEED";
+ case DT_VERNEEDNUM: return "VERNEEDNUM";
+ case DT_VERSYM: return "VERSYN";
+ case DT_AUXILIARY: return "AUXILARY";
+ case DT_FILTER: return "FILTER";
+ case DT_POSFLAG_1: return "POSFLAG_1";
+ case DT_SYMINSZ: return "SYMINSZ";
+ case DT_SYMINENT: return "SYMINENT";
+ case DT_SYMINFO: return "SYMINFO";
+ case DT_RELACOUNT: return "RELACOUNT";
+ case DT_RELCOUNT: return "RELCOUNT";
+ case DT_FLAGS_1: return "FLAGS_1";
+ case DT_USED: return "USED";
default:
if ((type >= DT_LOPROC) && (type <= DT_HIPROC))
case EM_MIPS:
case EM_MIPS_RS4_BE:
result = get_mips_dynamic_type (type);
- default:
}
if (result == NULL)
{
- sprintf (buff, _("Processor Specific: (%x)"), type);
+ sprintf (buff, _("Processor Specific"), type);
result = buff;
}
return result;
case EM_SPARCV9: return "Sparc v9";
case EM_ALPHA: return "Alpha";
case EM_CYGNUS_D10V: return "d10v";
- /* start-sanitize-d30v */
case EM_CYGNUS_D30V: return "d30v";
- /* end-sanitize-d30v */
case EM_CYGNUS_ARC: return "Arc";
case EM_CYGNUS_M32R: return "M32r";
case EM_CYGNUS_V850: return "v850";
case EM_CYGNUS_MN10300: return "mn10300";
case EM_CYGNUS_MN10200: return "mn10200";
+ case EM_CYGNUS_FR30: return "FR30";
default:
sprintf (buff, _("<unknown>: %x"), e_machine);
strcat (buf, ", relocatable-lib");
break;
+ case EM_CYGNUS_V850:
+ switch (e_flags & EF_V850_ARCH)
+ {
+ case E_V850E_ARCH:
+ strcat (buf, ", v850e");
+ break;
+ case E_V850EA_ARCH:
+ strcat (buf, ", v850ea");
+ break;
+ case E_V850_ARCH:
+ strcat (buf, ", v850");
+ break;
+ default:
+ strcat (buf, ", unknown v850 architecture variant");
+ break;
+ }
+ break;
+
case EM_CYGNUS_M32R:
if ((e_flags & EF_M32R_ARCH) == E_M32R_ARCH)
strcat (buf, ", m32r");
{
switch (sh_type)
{
- case SHT_MIPS_LIBLIST:
- return "MIPS_LIBLIST";
- case SHT_MIPS_MSYM:
- return "MIPS_MSYM";
- case SHT_MIPS_CONFLICT:
- return "MIPS_CONFLICT";
- case SHT_MIPS_GPTAB:
- return "MIPS_GPTAB";
- case SHT_MIPS_UCODE:
- return "MIPS_UCODE";
- case SHT_MIPS_DEBUG:
- return "MIPS_DEBUG";
- case SHT_MIPS_REGINFO:
- return "MIPS_REGINFO";
- case SHT_MIPS_PACKAGE:
- return "MIPS_PACKAGE";
- case SHT_MIPS_PACKSYM:
- return "MIPS_PACKSYM";
- case SHT_MIPS_RELD:
- return "MIPS_RELD";
- case SHT_MIPS_IFACE:
- return "MIPS_IFACE";
- case SHT_MIPS_CONTENT:
- return "MIPS_CONTENT";
- case SHT_MIPS_OPTIONS:
- return "MIPS_OPTIONS";
- case SHT_MIPS_SHDR:
- return "MIPS_SHDR";
- case SHT_MIPS_FDESC:
- return "MIPS_FDESC";
- case SHT_MIPS_EXTSYM:
- return "MIPS_EXTSYM";
- case SHT_MIPS_DENSE:
- return "MIPS_DENSE";
- case SHT_MIPS_PDESC:
- return "MIPS_PDESC";
- case SHT_MIPS_LOCSYM:
- return "MIPS_LOCSYM";
- case SHT_MIPS_AUXSYM:
- return "MIPS_AUXSYM";
- case SHT_MIPS_OPTSYM:
- return "MIPS_OPTSYM";
- case SHT_MIPS_LOCSTR:
- return "MIPS_LOCSTR";
- case SHT_MIPS_LINE:
- return "MIPS_LINE";
- case SHT_MIPS_RFDESC:
- return "MIPS_RFDESC";
- case SHT_MIPS_DELTASYM:
- return "MIPS_DELTASYM";
- case SHT_MIPS_DELTAINST:
- return "MIPS_DELTAINST";
- case SHT_MIPS_DELTACLASS:
- return "MIPS_DELTACLASS";
- case SHT_MIPS_DWARF:
- return "MIPS_DWARF";
- case SHT_MIPS_DELTADECL:
- return "MIPS_DELTADECL";
- case SHT_MIPS_SYMBOL_LIB:
- return "MIPS_SYMBOL_LIB";
- case SHT_MIPS_EVENTS:
- return "MIPS_EVENTS";
- case SHT_MIPS_TRANSLATE:
- return "MIPS_TRANSLATE";
- case SHT_MIPS_PIXIE:
- return "MIPS_PIXIE";
- case SHT_MIPS_XLATE:
- return "MIPS_XLATE";
- case SHT_MIPS_XLATE_DEBUG:
- return "MIPS_XLATE_DEBUG";
- case SHT_MIPS_WHIRL:
- return "MIPS_WHIRL";
- case SHT_MIPS_EH_REGION:
- return "MIPS_EH_REGION";
- case SHT_MIPS_XLATE_OLD:
- return "MIPS_XLATE_OLD";
- case SHT_MIPS_PDR_EXCEPTION:
- return "MIPS_PDR_EXCEPTION";
+ case SHT_MIPS_LIBLIST: return "MIPS_LIBLIST";
+ case SHT_MIPS_MSYM: return "MIPS_MSYM";
+ case SHT_MIPS_CONFLICT: return "MIPS_CONFLICT";
+ case SHT_MIPS_GPTAB: return "MIPS_GPTAB";
+ case SHT_MIPS_UCODE: return "MIPS_UCODE";
+ case SHT_MIPS_DEBUG: return "MIPS_DEBUG";
+ case SHT_MIPS_REGINFO: return "MIPS_REGINFO";
+ case SHT_MIPS_PACKAGE: return "MIPS_PACKAGE";
+ case SHT_MIPS_PACKSYM: return "MIPS_PACKSYM";
+ case SHT_MIPS_RELD: return "MIPS_RELD";
+ case SHT_MIPS_IFACE: return "MIPS_IFACE";
+ case SHT_MIPS_CONTENT: return "MIPS_CONTENT";
+ case SHT_MIPS_OPTIONS: return "MIPS_OPTIONS";
+ case SHT_MIPS_SHDR: return "MIPS_SHDR";
+ case SHT_MIPS_FDESC: return "MIPS_FDESC";
+ case SHT_MIPS_EXTSYM: return "MIPS_EXTSYM";
+ case SHT_MIPS_DENSE: return "MIPS_DENSE";
+ case SHT_MIPS_PDESC: return "MIPS_PDESC";
+ case SHT_MIPS_LOCSYM: return "MIPS_LOCSYM";
+ case SHT_MIPS_AUXSYM: return "MIPS_AUXSYM";
+ case SHT_MIPS_OPTSYM: return "MIPS_OPTSYM";
+ case SHT_MIPS_LOCSTR: return "MIPS_LOCSTR";
+ case SHT_MIPS_LINE: return "MIPS_LINE";
+ case SHT_MIPS_RFDESC: return "MIPS_RFDESC";
+ case SHT_MIPS_DELTASYM: return "MIPS_DELTASYM";
+ case SHT_MIPS_DELTAINST: return "MIPS_DELTAINST";
+ case SHT_MIPS_DELTACLASS: return "MIPS_DELTACLASS";
+ case SHT_MIPS_DWARF: return "MIPS_DWARF";
+ case SHT_MIPS_DELTADECL: return "MIPS_DELTADECL";
+ case SHT_MIPS_SYMBOL_LIB: return "MIPS_SYMBOL_LIB";
+ case SHT_MIPS_EVENTS: return "MIPS_EVENTS";
+ case SHT_MIPS_TRANSLATE: return "MIPS_TRANSLATE";
+ case SHT_MIPS_PIXIE: return "MIPS_PIXIE";
+ case SHT_MIPS_XLATE: return "MIPS_XLATE";
+ case SHT_MIPS_XLATE_DEBUG: return "MIPS_XLATE_DEBUG";
+ case SHT_MIPS_WHIRL: return "MIPS_WHIRL";
+ case SHT_MIPS_EH_REGION: return "MIPS_EH_REGION";
+ case SHT_MIPS_XLATE_OLD: return "MIPS_XLATE_OLD";
+ case SHT_MIPS_PDR_EXCEPTION: return "MIPS_PDR_EXCEPTION";
default:
break;
}
struct option options [] =
{
- {"all", no_argument, 0, 'a'},
- {"file-header", no_argument, 0, 'h'},
- {"program-headers", no_argument, 0, 'l'},
- {"headers", no_argument, 0, 'e'},
- {"segments", no_argument, 0, 'l'},
- {"sections", no_argument, 0, 'S'},
- {"section-headers", no_argument, 0, 'S'},
- {"symbols", no_argument, 0, 's'},
- {"relocs", no_argument, 0, 'r'},
- {"dynamic", no_argument, 0, 'd'},
- {"version-info", no_argument, 0, 'V'},
- {"use-dynamic", no_argument, 0, 'D'},
-
- {"hex-dump", required_argument, 0, 'x'},
+ {"all", no_argument, 0, 'a'},
+ {"file-header", no_argument, 0, 'h'},
+ {"program-headers", no_argument, 0, 'l'},
+ {"headers", no_argument, 0, 'e'},
+ {"histogram", no_argument, & do_histogram, 1},
+ {"segments", no_argument, 0, 'l'},
+ {"sections", no_argument, 0, 'S'},
+ {"section-headers", no_argument, 0, 'S'},
+ {"symbols", no_argument, 0, 's'},
+ {"syms", no_argument, 0, 's'},
+ {"relocs", no_argument, 0, 'r'},
+ {"dynamic", no_argument, 0, 'd'},
+ {"version-info", no_argument, 0, 'V'},
+ {"use-dynamic", no_argument, 0, 'D'},
+ {"hex-dump", required_argument, 0, 'x'},
+ {"debug-dump", optional_argument, 0, 'w'},
#ifdef SUPPORT_DISASSEMBLY
{"instruction-dump", required_argument, 0, 'i'},
#endif
- {"version", no_argument, 0, 'v'},
- {"help", no_argument, 0, 'H'},
-
- {0, no_argument, 0, 0}
+ {"version", no_argument, 0, 'v'},
+ {"help", no_argument, 0, 'H'},
+ {0, no_argument, 0, 0}
};
static void
{
fprintf (stdout, _("Usage: readelf {options} elf-file(s)\n"));
fprintf (stdout, _(" Options are:\n"));
- fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V\n"));
+ fprintf (stdout, _(" -a or --all Equivalent to: -h -l -S -s -r -d -V --histogram\n"));
fprintf (stdout, _(" -h or --file-header Display the ELF file header\n"));
fprintf (stdout, _(" -l or --program-headers or --segments\n"));
fprintf (stdout, _(" Display the program headers\n"));
fprintf (stdout, _(" -S or --section-headers or --sections\n"));
fprintf (stdout, _(" Display the sections' header\n"));
fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n"));
- fprintf (stdout, _(" -s or --symbols Display the symbol table\n"));
+ fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n"));
fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n"));
fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n"));
fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n"));
fprintf (stdout, _(" -D or --use-dynamic Use the dynamic section info when displaying symbols\n"));
fprintf (stdout, _(" -x <number> or --hex-dump=<number>\n"));
fprintf (stdout, _(" Dump the contents of section <number>\n"));
+ fprintf (stdout, _(" -w[liapr] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges]\n"));
+ fprintf (stdout, _(" Display the contents of DWARF2 debug sections\n"));
#ifdef SUPPORT_DISASSEMBLY
fprintf (stdout, _(" -i <number> or --instruction-dump=<number>\n"));
fprintf (stdout, _(" Disassemble the contents of section <number>\n"));
#endif
+ fprintf (stdout, _(" --histogram Display histogram of bucket list lengths\n"));
fprintf (stdout, _(" -v or --version Display the version number of readelf\n"));
fprintf (stdout, _(" -H or --help Display this information\n"));
fprintf (stdout, _("Report bugs to bug-gnu-utils@gnu.org\n"));
usage ();
while ((c = getopt_long
- (argc, argv, "ersahldSDx:i:vV", options, NULL)) != EOF)
+ (argc, argv, "ersahldSDw::x:i:vV", options, NULL)) != EOF)
{
char * cp;
int section;
switch (c)
{
+ case 0:
+ /* Long options. */
+ break;
case 'H':
usage ();
break;
do_sections ++;
do_segments ++;
do_version ++;
+ do_histogram ++;
break;
case 'e':
do_header ++;
break;
}
goto oops;
+ case 'w':
+ do_dump ++;
+ if (optarg == 0)
+ do_debugging = 1;
+ else
+ {
+ do_debugging = 0;
+ switch (optarg[0])
+ {
+ case 'i':
+ case 'I':
+ do_debug_info = 1;
+ break;
+
+ case 'a':
+ case 'A':
+ do_debug_abbrevs = 1;
+ break;
+
+ case 'l':
+ case 'L':
+ do_debug_lines = 1;
+ break;
+
+ case 'p':
+ case 'P':
+ do_debug_pubnames = 1;
+ break;
+
+ case 'r':
+ case 'R':
+ do_debug_aranges = 1;
+ break;
+
+ default:
+ warn (_("Unrecognised debug option '%s'\n"), optarg);
+ break;
+ }
+ }
+ break;
#ifdef SUPPORT_DISASSEMBLY
case 'i':
do_dump ++;
}
if (!do_dynamic && !do_syms && !do_reloc && !do_sections
- && !do_segments && !do_header && !do_dump && !do_version)
+ && !do_segments && !do_header && !do_dump && !do_version
+ && !do_histogram && !do_debugging)
usage ();
else if (argc < 3)
{
return 0;
}
- if (elf_header.e_ident [EI_CLASS] != ELFCLASS32)
+ binary_class = elf_header.e_ident [EI_CLASS];
+ if (binary_class != ELFCLASS32)
{
error (_("Not a 32 bit ELF file\n"));
return 0;
printf
(_("\nProgram Header%s:\n"), elf_header.e_phnum > 1 ? "s" : "");
printf
- (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
+ (_(" Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align\n"));
}
loadaddr = -1;
if (do_segments)
{
printf (" %-11.11s ", get_segment_type (segment->p_type));
- printf ("0x%5.5lx ", (unsigned long) segment->p_offset);
+ printf ("0x%6.6lx ", (unsigned long) segment->p_offset);
printf ("0x%8.8lx ", (unsigned long) segment->p_vaddr);
printf ("0x%8.8lx ", (unsigned long) segment->p_paddr);
printf ("0x%5.5lx ", (unsigned long) segment->p_filesz);
{
Elf32_Internal_Shdr * section;
int i;
-
+
section_headers = NULL;
if (elf_header.e_shnum == 0)
}
/* Scan the sections for the dynamic symbol table
- and dynamic string table. */
+ and dynamic string table and debug sections. */
dynamic_symbols = NULL;
dynamic_strings = NULL;
+ dynamic_syminfo = NULL;
for (i = 0, section = section_headers;
i < elf_header.e_shnum;
i ++, section ++)
{
+ char * name = SECTION_NAME (section);
+
if (section->sh_type == SHT_DYNSYM)
{
if (dynamic_symbols != NULL)
}
dynamic_symbols = get_elf_symbols
- (file, section->sh_offset, section->sh_size / section->sh_entsize);
+ (file, section->sh_offset,
+ section->sh_size / section->sh_entsize);
}
else if (section->sh_type == SHT_STRTAB
- && strcmp (SECTION_NAME (section), ".dynstr") == 0)
+ && strcmp (name, ".dynstr") == 0)
{
if (dynamic_strings != NULL)
{
GET_DATA_ALLOC (section->sh_offset, section->sh_size,
dynamic_strings, char *, "dynamic strings");
}
+ else if ((do_debugging || do_debug_info || do_debug_abbrevs
+ || do_debug_lines || do_debug_pubnames || do_debug_aranges)
+ && strncmp (name, ".debug_", 7) == 0)
+ {
+ name += 7;
+
+ if (do_debugging
+ || (do_debug_info && (strcmp (name, "info") == 0))
+ || (do_debug_abbrevs && (strcmp (name, "abbrev") == 0))
+ || (do_debug_lines && (strcmp (name, "line") == 0))
+ || (do_debug_pubnames && (strcmp (name, "pubnames") == 0))
+ || (do_debug_aranges && (strcmp (name, "aranges") == 0))
+ )
+ dump_sects [i] |= DEBUG_DUMP;
+ }
}
if (! do_sections)
(unsigned long) section->sh_size,
(unsigned long) section->sh_entsize);
- printf (" %c%c%c %2ld %3lx %ld \n",
+ printf (" %c%c%c %2ld %3lx %ld\n",
(section->sh_flags & SHF_WRITE ? 'W' : ' '),
(section->sh_flags & SHF_ALLOC ? 'A' : ' '),
(section->sh_flags & SHF_EXECINSTR ? 'X' : ' '),
rel_size = 0;
rel_offset = 0;
- if (dynamic_info [DT_REL])
+ if (dynamic_info[DT_REL])
{
- rel_offset = dynamic_info [DT_REL];
- rel_size = dynamic_info [DT_RELSZ];
+ rel_offset = dynamic_info[DT_REL];
+ rel_size = dynamic_info[DT_RELSZ];
}
else if (dynamic_info [DT_RELA])
{
- rel_offset = dynamic_info [DT_RELA];
- rel_size = dynamic_info [DT_RELASZ];
+ rel_offset = dynamic_info[DT_RELA];
+ rel_size = dynamic_info[DT_RELASZ];
}
- else if (dynamic_info [DT_JMPREL])
+ else if (dynamic_info[DT_JMPREL])
{
- rel_offset = dynamic_info [DT_JMPREL];
- rel_size = dynamic_info [DT_PLTRELSZ];
+ rel_offset = dynamic_info[DT_JMPREL];
+ rel_size = dynamic_info[DT_PLTRELSZ];
}
if (rel_size)
char * strtab;
printf (_("\nRelocation section "));
-
+
if (string_table == NULL)
printf ("%d", section->sh_name);
else
printf ("'%s'", SECTION_NAME (section));
-
+
printf (_(" at offset 0x%x contains %d entries:\n"),
rel_offset, rel_size / section->sh_entsize);
dynamic_segment_mips_val (entry)
Elf_Internal_Dyn *entry;
{
- switch (entry->d_tag)
- {
- case DT_MIPS_LOCAL_GOTNO:
- case DT_MIPS_CONFLICTNO:
- case DT_MIPS_LIBLISTNO:
- case DT_MIPS_SYMTABNO:
- case DT_MIPS_UNREFEXTNO:
- case DT_MIPS_HIPAGENO:
- case DT_MIPS_DELTA_CLASS_NO:
- case DT_MIPS_DELTA_INSTANCE_NO:
- case DT_MIPS_DELTA_RELOC_NO:
- case DT_MIPS_DELTA_SYM_NO:
- case DT_MIPS_DELTA_CLASSSYM_NO:
- if (do_dynamic)
+ if (do_dynamic)
+ switch (entry->d_tag)
+ {
+ case DT_MIPS_FLAGS:
+ if (entry->d_un.d_val == 0)
+ printf ("NONE\n");
+ else
+ {
+ static const char *opts[] =
+ {
+ "QUICKSTART", "NOTPOT", "NO_LIBRARY_REPLACEMENT",
+ "NO_MOVE", "SGI_ONLY", "GUARANTEE_INIT", "DELTA_C_PLUS_PLUS",
+ "GUARANTEE_START_INIT", "PIXIE", "DEFAULT_DELAY_LOAD",
+ "REQUICKSTART", "REQUICKSTARTED", "CORD", "NO_UNRES_UNDEF",
+ "RLD_ORDER_SAFE"
+ };
+ unsigned int cnt;
+ int first = 1;
+ for (cnt = 0; cnt < sizeof (opts) / sizeof (opts[0]); ++cnt)
+ if (entry->d_un.d_val & (1 << cnt))
+ {
+ printf ("%s%s", first ? "" : " ", opts[cnt]);
+ first = 0;
+ }
+ puts ("");
+ }
+ break;
+
+ case DT_MIPS_IVERSION:
+ if (dynamic_strings != NULL)
+ printf ("Interface Version: %s\n",
+ dynamic_strings + entry->d_un.d_val);
+ else
+ printf ("%#ld\n", (long) entry->d_un.d_ptr);
+ break;
+
+ case DT_MIPS_TIME_STAMP:
+ {
+ char timebuf[20];
+ time_t time = entry->d_un.d_val;
+ strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
+ printf ("Time Stamp: %s\n", timebuf);
+ }
+ break;
+
+ case DT_MIPS_RLD_VERSION:
+ case DT_MIPS_LOCAL_GOTNO:
+ case DT_MIPS_CONFLICTNO:
+ case DT_MIPS_LIBLISTNO:
+ case DT_MIPS_SYMTABNO:
+ case DT_MIPS_UNREFEXTNO:
+ case DT_MIPS_HIPAGENO:
+ case DT_MIPS_DELTA_CLASS_NO:
+ case DT_MIPS_DELTA_INSTANCE_NO:
+ case DT_MIPS_DELTA_RELOC_NO:
+ case DT_MIPS_DELTA_SYM_NO:
+ case DT_MIPS_DELTA_CLASSSYM_NO:
+ case DT_MIPS_COMPACT_SIZE:
printf ("%#ld\n", (long) entry->d_un.d_ptr);
- break;
- default:
- if (do_dynamic)
+ break;
+
+ default:
printf ("%#lx\n", (long) entry->d_un.d_ptr);
- }
+ }
}
/* Parse the dynamic segment */
if (entry->d_tag != DT_SYMTAB)
continue;
- dynamic_info [DT_SYMTAB] = entry->d_un.d_val;
+ dynamic_info[DT_SYMTAB] = entry->d_un.d_val;
/* Since we do not know how big the symbol table is,
we default to reading in the entire file (!) and
if (entry->d_tag != DT_STRTAB)
continue;
- dynamic_info [DT_STRTAB] = entry->d_un.d_val;
+ dynamic_info[DT_STRTAB] = entry->d_un.d_val;
/* Since we do not know how big the string table is,
we default to reading in the entire file (!) and
}
}
+ /* And find the syminfo section if available. */
+ if (dynamic_syminfo == NULL)
+ {
+ unsigned int syminsz = 0;
+
+ for (i = 0, entry = dynamic_segment;
+ i < dynamic_size;
+ ++i, ++ entry)
+ {
+ if (entry->d_tag == DT_SYMINENT)
+ assert (sizeof (Elf_External_Syminfo) == entry->d_un.d_val);
+ else if (entry->d_tag == DT_SYMINSZ)
+ syminsz = entry->d_un.d_val;
+ else if (entry->d_tag == DT_SYMINFO)
+ dynamic_syminfo_offset = entry->d_un.d_val - loadaddr;
+ }
+
+ if (dynamic_syminfo_offset != 0 && syminsz != 0)
+ {
+ Elf_External_Syminfo *extsyminfo;
+ Elf_Internal_Syminfo *syminfo;
+
+ /* There is a syminfo section. Read the data. */
+ GET_DATA_ALLOC (dynamic_syminfo_offset, syminsz, extsyminfo,
+ Elf_External_Syminfo *, "symbol information");
+
+ dynamic_syminfo = (Elf_Internal_Syminfo *) malloc (syminsz);
+ if (dynamic_syminfo == NULL)
+ {
+ error (_("Out of memory\n"));
+ return 0;
+ }
+
+ dynamic_syminfo_nent = syminsz / sizeof (Elf_External_Syminfo);
+ for (i = 0, syminfo = dynamic_syminfo; i < dynamic_syminfo_nent;
+ ++i, ++syminfo)
+ {
+ syminfo->si_boundto = BYTE_GET (extsyminfo[i].si_boundto);
+ syminfo->si_flags = BYTE_GET (extsyminfo[i].si_flags);
+ }
+
+ free (extsyminfo);
+ }
+ }
+
if (do_dynamic && dynamic_addr)
printf (_("\nDynamic segment at offset 0x%x contains %d entries:\n"),
dynamic_addr, dynamic_size);
}
break;
+ case DT_POSFLAG_1:
+ if (do_dynamic)
+ {
+ printf (_("Flags:"));
+ if (entry->d_un.d_val == 0)
+ printf (_(" None\n"));
+ else
+ {
+ if (entry->d_un.d_val & DF_P1_LAZYLOAD)
+ printf (" LAZYLOAD");
+ if (entry->d_un.d_val & DF_P1_LAZYLOAD)
+ printf (" GROUPPERM");
+ puts ("");
+ }
+ }
+ break;
+
+ case DT_FLAGS_1:
+ if (do_dynamic)
+ {
+ printf (_("Flags:"));
+ if (entry->d_un.d_val == 0)
+ printf (_(" None\n"));
+ else
+ {
+ if (entry->d_un.d_val & DF_1_NOW)
+ printf (" NOW");
+ if (entry->d_un.d_val & DF_1_GLOBAL)
+ printf (" GLOBAL");
+ if (entry->d_un.d_val & DF_1_GROUP)
+ printf (" GROUP");
+ if (entry->d_un.d_val & DF_1_NODELETE)
+ printf (" NODELETE");
+ if (entry->d_un.d_val & DF_1_LOADFLTR)
+ printf (" LOADFLTR");
+ if (entry->d_un.d_val & DF_1_INITFIRST)
+ printf (" INITFIRST");
+ if (entry->d_un.d_val & DF_1_NOOPEN)
+ printf (" NOOPEN");
+ if (entry->d_un.d_val & DF_1_ORIGIN)
+ printf (" ORIGIN");
+ if (entry->d_un.d_val & DF_1_DIRECT)
+ printf (" DIRECT");
+ if (entry->d_un.d_val & DF_1_TRANS)
+ printf (" TRANS");
+ if (entry->d_un.d_val & DF_1_INTERPOSE)
+ printf (" INTERPOSE");
+ puts ("");
+ }
+ }
+ break;
+
+ case DT_PLTREL:
+ puts (get_dynamic_type (entry->d_un.d_val));
+ break;
+
case DT_NULL :
case DT_NEEDED :
- case DT_PLTRELSZ:
case DT_PLTGOT :
case DT_HASH :
case DT_STRTAB :
case DT_SYMTAB :
case DT_RELA :
- case DT_RELASZ :
- case DT_RELAENT :
- case DT_STRSZ :
- case DT_SYMENT :
case DT_INIT :
case DT_FINI :
case DT_SONAME :
case DT_RPATH :
case DT_SYMBOLIC:
case DT_REL :
- case DT_RELSZ :
- case DT_RELENT :
- case DT_PLTREL :
case DT_DEBUG :
case DT_TEXTREL :
case DT_JMPREL :
- dynamic_info [entry->d_tag] = entry->d_un.d_val;
+ dynamic_info[entry->d_tag] = entry->d_un.d_val;
if (do_dynamic)
{
}
break;
+ case DT_PLTRELSZ:
+ case DT_RELASZ :
+ case DT_STRSZ :
+ case DT_RELSZ :
+ case DT_RELAENT :
+ case DT_SYMENT :
+ case DT_RELENT :
+ if (do_dynamic)
+ printf ("%ld (bytes)\n", entry->d_un.d_val);
+ break;
+
+ case DT_VERDEFNUM:
+ case DT_VERNEEDNUM:
+ case DT_RELACOUNT:
+ case DT_RELCOUNT:
+ if (do_dynamic)
+ printf ("%ld\n", entry->d_un.d_val);
+ break;
+
+ case DT_SYMINSZ :
+ case DT_SYMINENT:
+ case DT_SYMINFO :
+ case DT_USED:
+ if (do_dynamic)
+ {
+ char * name;
+
+ if (dynamic_strings == NULL)
+ name = NULL;
+ else
+ name = dynamic_strings + entry->d_un.d_val;
+
+
+
+ if (name)
+ {
+ switch (entry->d_tag)
+ {
+ case DT_USED:
+ printf (_("Not needed object: [%s]\n"), name);
+ break;
+
+ default:
+ printf ("%#lx\n", (long) entry->d_un.d_val);
+ }
+ }
+ else
+ printf ("%#lx\n", (long) entry->d_un.d_val);
+ }
+ break;
+
default:
if ((entry->d_tag >= DT_VERSYM) && (entry->d_tag <= DT_VERNEEDNUM))
{
printf (_(" %#06x: Rev: %d Flags: %s"),
idx, ent.vd_version, get_ver_flags (ent.vd_flags));
- printf (_(" Index: %ld Cnt: %ld "), ent.vd_ndx, ent.vd_cnt);
+ printf (_(" Index: %ld Cnt: %ld "),
+ ent.vd_ndx, ent.vd_cnt);
vstart += ent.vd_aux;
data = (unsigned short *) malloc (total * sizeof (short));
for (cnt = total; cnt --;)
- data [cnt] = byte_get (edata + cnt * sizeof (short), sizeof (short));
+ data [cnt] = byte_get (edata + cnt * sizeof (short),
+ sizeof (short));
free (edata);
FILE * file;
{
Elf32_Internal_Shdr * section;
-
- if (! do_syms)
+ char nb [4];
+ char nc [4];
+ int nbuckets;
+ int nchains;
+ int * buckets = NULL;
+ int * chains = NULL;
+
+ if (! do_syms && !do_histogram)
return 1;
- if (dynamic_info [DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
+ if (dynamic_info[DT_HASH] && ((do_using_dynamic && dynamic_strings != NULL)
+ || do_histogram))
{
- char nb [4];
- char nc [4];
- int nbuckets;
- int nchains;
- int * buckets;
- int * chains;
- int hn;
- int si;
-
- if (fseek (file, dynamic_info [DT_HASH] - loadaddr, SEEK_SET))
+ if (fseek (file, dynamic_info[DT_HASH] - loadaddr, SEEK_SET))
{
error (_("Unable to seek to start of dynamic information"));
return 0;
if (buckets == NULL || chains == NULL)
return 0;
+ }
+
+ if (do_syms
+ && dynamic_info[DT_HASH] && do_using_dynamic && dynamic_strings != NULL)
+ {
+ int hn;
+ int si;
printf (_("\nSymbol table for image:\n"));
printf (_(" Num Buc: Value Size Type Bind Ot Ndx Name\n"));
printf (" %s\n", dynamic_strings + psym->st_name);
}
}
-
- free (buckets);
- free (chains);
}
- else if (!do_using_dynamic)
+ else if (do_syms && !do_using_dynamic)
{
unsigned int i;
free (strtab);
}
}
- else
+ else if (do_syms)
printf
(_("\nDynamic symbol information is not available for displaying symbols.\n"));
- return 1;
-}
-
-static int
-process_section_contents (file)
- FILE * file;
-{
- Elf32_Internal_Shdr * section;
- unsigned int i;
-
- if (! do_dump)
- return 1;
-
- for (i = 0, section = section_headers;
- i < elf_header.e_shnum;
- i ++, section ++)
+ if (do_histogram && buckets != NULL)
{
-#ifdef SUPPORT_DISASSEMBLY
- /* See if we need an assembly dump of this section */
-
- if ((i < NUM_DUMP_SECTS) && (dump_sects[i] & DISASS_DUMP))
+ int *lengths;
+ int *counts;
+ int hn;
+ int si;
+ int maxlength = 0;
+ int nzero_counts = 0;
+ int nsyms = 0;
+
+ printf (_("\nHistogram for bucket list length (total of %d buckets):\n"),
+ nbuckets);
+ printf (_(" Length Number %% of total Coverage\n"));
+
+ lengths = (int *) calloc (nbuckets, sizeof (int));
+ if (lengths == NULL)
{
- printf (_("\nAssembly dump of section %s\n"),
- SECTION_NAME (section));
-
- /* XXX -- to be done --- XXX */
+ error (_("Out of memory"));
+ return 0;
}
-#endif
- /* See if we need a hex dump of this section. */
- if ((i < NUM_DUMP_SECTS) && (dump_sects[i] & HEX_DUMP))
+ for (hn = 0; hn < nbuckets; ++hn)
{
- int bytes;
- int addr;
- unsigned char * data;
- char * start;
-
- printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
+ if (! buckets [hn])
+ continue;
- bytes = section->sh_size;
- addr = section->sh_addr;
+ for (si = buckets[hn]; si; si = chains[si])
+ {
+ ++nsyms;
+ if (maxlength < ++lengths[hn])
+ ++maxlength;
+ }
+ }
- GET_DATA_ALLOC (section->sh_offset, bytes, start, char *,
- "section data");
+ counts = (int *) calloc (maxlength + 1, sizeof (int));
+ if (counts == NULL)
+ {
+ error (_("Out of memory"));
+ return 0;
+ }
- data = start;
+ for (hn = 0; hn < nbuckets; ++hn)
+ ++counts[lengths[hn]];
- while (bytes)
- {
- int j;
- int k;
- int lbytes;
+ printf (" 0 %-10d (%5.1f%%)\n",
+ counts[0], (counts[0] * 100.0) / nbuckets);
+ for (si = 1; si <= maxlength; ++si)
+ {
+ nzero_counts += counts[si] * si;
+ printf ("%7d %-10d (%5.1f%%) %5.1f%%\n",
+ si, counts[si], (counts[si] * 100.0) / nbuckets,
+ (nzero_counts * 100.0) / nsyms);
+ }
- lbytes = (bytes > 16 ? 16 : bytes);
+ free (counts);
+ free (lengths);
+ }
- printf (" 0x%8.8x ", addr);
+ if (buckets != NULL)
+ {
+ free (buckets);
+ free (chains);
+ }
- switch (elf_header.e_ident [EI_DATA])
- {
- case ELFDATA2LSB:
- for (j = 15; j >= 0; j --)
- {
- if (j < lbytes)
- printf ("%2.2x", data [j]);
- else
- printf (" ");
+ return 1;
+}
- if (!(j & 0x3))
- printf (" ");
- }
- break;
+static int
+process_syminfo (file)
+ FILE * file;
+{
+ int i;
- case ELFDATA2MSB:
- for (j = 0; j < 16; j++)
- {
- if (j < lbytes)
- printf ("%2.2x", data [j]);
- else
- printf (" ");
+ if (dynamic_syminfo == NULL
+ || !do_dynamic)
+ /* No syminfo, this is ok. */
+ return 1;
- if ((j & 3) == 3)
- printf (" ");
- }
- break;
- }
+ /* There better should be a dynamic symbol section. */
+ if (dynamic_symbols == NULL || dynamic_strings == NULL)
+ return 0;
- for (j = 0; j < lbytes; j++)
- {
- k = data [j];
- if (k >= ' ' && k < 0x80)
- printf ("%c", k);
- else
- printf (".");
- }
+ if (dynamic_addr)
+ printf (_("\nDynamic info segment at offset 0x%x contains %d entries:\n"),
+ dynamic_syminfo_offset, dynamic_syminfo_nent);
- putchar ('\n');
+ printf (_(" Num: Name BoundTo Flags\n"));
+ for (i = 0; i < dynamic_syminfo_nent; ++i)
+ {
+ unsigned short int flags = dynamic_syminfo[i].si_flags;
- data += lbytes;
- addr += lbytes;
- bytes -= lbytes;
- }
+ printf ("%4d: %-30s ", i,
+ dynamic_strings + dynamic_symbols[i].st_name);
- free (start);
+ switch (dynamic_syminfo[i].si_boundto)
+ {
+ case SYMINFO_BT_SELF:
+ fputs ("SELF ", stdout);
+ break;
+ case SYMINFO_BT_PARENT:
+ fputs ("PARENT ", stdout);
+ break;
+ default:
+ if (dynamic_syminfo[i].si_boundto > 0
+ && dynamic_syminfo[i].si_boundto < dynamic_size)
+ printf ("%-10s ",
+ dynamic_strings
+ + dynamic_segment[dynamic_syminfo[i].si_boundto].d_un.d_val);
+ else
+ printf ("%-10d ", dynamic_syminfo[i].si_boundto);
+ break;
}
+
+ if (flags & SYMINFO_FLG_DIRECT)
+ printf (" DIRECT");
+ if (flags & SYMINFO_FLG_PASSTHRU)
+ printf (" PASSTHRU");
+ if (flags & SYMINFO_FLG_COPY)
+ printf (" COPY");
+ if (flags & SYMINFO_FLG_LAZYLOAD)
+ printf (" LAZYLOAD");
+
+ puts ("");
}
return 1;
}
+#ifdef SUPPORT_DISASSEMBLY
static void
-process_mips_fpe_exception (mask)
- int mask;
+disassemble_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
{
- if (mask)
+ printf (_("\nAssembly dump of section %s\n"),
+ SECTION_NAME (section));
+
+ /* XXX -- to be done --- XXX */
+
+ return 1;
+}
+#endif
+
+static int
+dump_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
+{
+ int bytes;
+ int addr;
+ unsigned char * data;
+ char * start;
+
+ bytes = section->sh_size;
+
+ if (bytes == 0)
{
- int first = 1;
- if (mask & OEX_FPU_INEX)
- fputs ("INEX", stdout), first = 0;
- if (mask & OEX_FPU_UFLO)
- printf ("%sUFLO", first ? "" : "|"), first = 0;
+ printf (_("\nSection '%s' has no data to dump.\n"),
+ SECTION_NAME (section));
+ return 0;
+ }
+ else
+ printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
+
+ addr = section->sh_addr;
+
+ GET_DATA_ALLOC (section->sh_offset, bytes, start, char *,
+ "section data");
+
+ data = start;
+
+ while (bytes)
+ {
+ int j;
+ int k;
+ int lbytes;
+
+ lbytes = (bytes > 16 ? 16 : bytes);
+
+ printf (" 0x%8.8x ", addr);
+
+ switch (elf_header.e_ident [EI_DATA])
+ {
+ case ELFDATA2LSB:
+ for (j = 15; j >= 0; j --)
+ {
+ if (j < lbytes)
+ printf ("%2.2x", data [j]);
+ else
+ printf (" ");
+
+ if (!(j & 0x3))
+ printf (" ");
+ }
+ break;
+
+ case ELFDATA2MSB:
+ for (j = 0; j < 16; j++)
+ {
+ if (j < lbytes)
+ printf ("%2.2x", data [j]);
+ else
+ printf (" ");
+
+ if ((j & 3) == 3)
+ printf (" ");
+ }
+ break;
+ }
+
+ for (j = 0; j < lbytes; j++)
+ {
+ k = data [j];
+ if (k >= ' ' && k < 0x80)
+ printf ("%c", k);
+ else
+ printf (".");
+ }
+
+ putchar ('\n');
+
+ data += lbytes;
+ addr += lbytes;
+ bytes -= lbytes;
+ }
+
+ free (start);
+
+ return 1;
+}
+
+
+static unsigned long int
+read_leb128 (data, length_return, sign)
+ unsigned char * data;
+ int * length_return;
+ int sign;
+{
+ unsigned long int result = 0;
+ unsigned int num_read = 0;
+ int shift = 0;
+ unsigned char byte;
+
+ do
+ {
+ byte = * data ++;
+ num_read ++;
+
+ result |= (byte & 0x7f) << shift;
+
+ shift += 7;
+
+ }
+ while (byte & 0x80);
+
+ if (length_return != NULL)
+ * length_return = num_read;
+
+ if (sign && (shift < 32) && (byte & 0x40))
+ result |= -1 << shift;
+
+ return result;
+}
+
+
+static int
+process_extended_line_op (data, address)
+ unsigned char * data;
+ long * address;
+{
+ unsigned char op_code;
+ int bytes_read;
+ int length;
+ unsigned char * orig_data = data;
+
+ length = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ length += bytes_read;
+
+ op_code = * data ++;
+
+ switch (op_code)
+ {
+ case DW_LNE_end_sequence:
+ printf (_(" End Sequence\n\n"));
+ break;
+
+ case DW_LNE_set_address:
+ /* XXX - assumption here that address size is 4! */
+ * address = byte_get (data, 4);
+ printf (_(" Set Address to %lx\n"), * address);
+ break;
+
+ case DW_LNE_define_file:
+ printf (_(" Define File: %s"), data);
+ data += strlen (data) + 1;
+ printf (_(" Dir: %d"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_(" Time: %d"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_(" Size: %d"), read_leb128 (data, & bytes_read, 0));
+ break;
+
+ default:
+ warn (_("Unknown extended line op: %d of length %d\n"),
+ op_code, length - bytes_read);
+ break;
+ }
+
+ return length;
+}
+
+
+static int
+display_debug_lines (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ DWARF2_External_LineInfo * external;
+ DWARF2_Internal_LineInfo info;
+ unsigned char * standard_opcodes;
+ int i;
+ unsigned char * data = start;
+ unsigned char * end = start + section->sh_size;
+ unsigned long address;
+ unsigned int line;
+ int is_stmt;
+
+
+ printf (_("\nDump of debug contents of section %s:\n\n"),
+ SECTION_NAME (section));
+
+ external = (DWARF2_External_LineInfo *) start;
+
+ /* Check the length of the block. */
+ info.li_length = BYTE_GET (external->li_length);
+ if (info.li_length > section->sh_size)
+ {
+ warn
+ (_("The line info appears to be corrupt - the section is too small\n"));
+ return 0;
+ }
+
+ /* Check its version number. */
+ info.li_version = BYTE_GET (external->li_version);
+ if (info.li_version != 2)
+ {
+ warn (_("Only DWARF version 2 line info is currently supported.\n"));
+ return 0;
+ }
+
+ info.li_prologue_length = BYTE_GET (external->li_prologue_length);
+ info.li_min_insn_length = BYTE_GET (external->li_min_insn_length);
+ info.li_default_is_stmt = BYTE_GET (external->li_default_is_stmt);
+ info.li_line_base = BYTE_GET (external->li_line_base);
+ info.li_line_range = BYTE_GET (external->li_line_range);
+ info.li_opcode_base = BYTE_GET (external->li_opcode_base);
+
+ /* Sign extend the line base field. */
+ info.li_line_base <<= 24;
+ info.li_line_base >>= 24;
+
+ printf (_(" Length: %d\n"), info.li_length);
+ printf (_(" DWARF Version: %d\n"), info.li_version);
+ printf (_(" Prolgue Length: %d\n"), info.li_prologue_length);
+ printf (_(" Minimum Instruction Length: %d\n"), info.li_min_insn_length);
+ printf (_(" Initial value of 'is_stmt': %d\n"), info.li_default_is_stmt);
+ printf (_(" Line Base: %d\n"), info.li_line_base);
+ printf (_(" Line Range: %d\n"), info.li_line_range);
+ printf (_(" Opcode Base: %d\n"), info.li_opcode_base);
+
+ /* Display the contents of the Opcodes table. */
+ standard_opcodes = start + sizeof (* external);
+
+ printf (_("\n Opcodes:\n"));
+
+ for (i = 1; i < info.li_opcode_base; i++)
+ printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i]);
+
+
+ /* Display the contents of the Directory table. */
+ data = standard_opcodes + info.li_opcode_base - 1;
+
+ if (* data == 0)
+ printf (_("\n The Directory Table is empty\n"));
+ else
+ {
+ printf (_("\n The Directory Table:\n"));
+
+ while (* data != 0)
+ {
+ printf (_(" %s\n"), data);
+
+ data += strlen (data) + 1;
+ }
+ }
+
+ /* Skip the NUL at the end of the table. */
+ data ++;
+
+ /* Display the contents of the File Name table. */
+ if (* data == 0)
+ printf (_("\n The File Name Table is empty\n"));
+ else
+ {
+ printf (_("\n The File Name Table:\n"));
+ printf (_(" Name\t\tDir\tTime\tSize\n"));
+
+ while (* data != 0)
+ {
+ int bytes_read;
+
+ printf (_(" %s"), data);
+
+ data += strlen (data) + 1;
+
+ printf (_("\t%lu"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("\t%lu"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ printf (_("\t%lu\n"), read_leb128 (data, & bytes_read, 0));
+ data += bytes_read;
+ }
+ }
+
+ /* Skip the NUL at the end of the table. */
+ data ++;
+
+ /* Now display the statements: */
+ printf (_("\n Line Number Statements:\n"));
+
+ address = 0;
+ line = 1;
+ is_stmt = info.li_default_is_stmt;
+
+ while (data < end)
+ {
+ unsigned char op_code;
+ int adv;
+ int bytes_read;
+
+ op_code = * data ++;
+
+ switch (op_code)
+ {
+ case DW_LNS_extended_op:
+ data += process_extended_line_op (data, & address);
+ break;
+
+ case DW_LNS_copy:
+ printf (_(" Copy\n"));
+ break;
+
+ case DW_LNS_advance_pc:
+ adv = info.li_min_insn_length * read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ address += adv;
+ printf (_(" Advance PC by %x to %x\n"), adv, address);
+ break;
+
+ case DW_LNS_advance_line:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ line += adv;
+ printf (_(" Advance Line by %d to %d\n"), adv, line);
+ break;
+
+ case DW_LNS_set_file:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (_(" Set File Name to entry %d in the File Name Table\n"),
+ adv);
+ break;
+
+ case DW_LNS_set_column:
+ adv = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (_(" Set column to %d\n"), adv);
+ break;
+
+ case DW_LNS_negate_stmt:
+ printf (_(" Set is_stmt to %d\n"), is_stmt);
+ break;
+
+ case DW_LNS_set_basic_block:
+ printf (_(" Set basic block\n"));
+ break;
+
+ case DW_LNS_const_add_pc:
+ adv = (255 - info.li_opcode_base) / info.li_line_range;
+ address += adv;
+ printf (_(" Advance PC by constant %d to %x\n"), adv, address);
+ break;
+
+ case DW_LNS_fixed_advance_pc:
+ adv = byte_get (data, 2);
+ data += 2;
+ address += adv;
+ printf (_(" Advance PC by fixed size amount %d to %x\n"),
+ adv, address);
+ break;
+
+ default:
+ op_code -= info.li_opcode_base;
+ address += (op_code / info.li_line_range) * info.li_min_insn_length,
+ line += (op_code % info.li_line_range) + info.li_line_base;
+ printf
+ (_(" Increase by %d, setting address to %lx and line to %d:\n"),
+ op_code, address, line);
+ break;
+ }
+ }
+
+ printf ("\n");
+ return 1;
+}
+
+static int
+display_debug_pubnames (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ DWARF2_External_PubNames * external;
+ DWARF2_Internal_PubNames pubnames;
+ unsigned char * end;
+
+ end = start + section->sh_size;
+
+ printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ unsigned char * data;
+ unsigned long offset;
+
+ external = (DWARF2_External_PubNames *) start;
+
+ pubnames.pn_length = BYTE_GET (external->pn_length);
+ pubnames.pn_version = BYTE_GET (external->pn_version);
+ pubnames.pn_offset = BYTE_GET (external->pn_offset);
+ pubnames.pn_size = BYTE_GET (external->pn_size);
+
+ data = start + sizeof (* external);
+ start += pubnames.pn_length + sizeof (external->pn_length);
+
+ if (pubnames.pn_version != 2)
+ {
+ warn (_("Only DWARF 2 pubnames are currently supported"));
+ continue;
+ }
+
+ printf (_(" Length: %d\n"),
+ pubnames.pn_length);
+ printf (_(" Version: %d\n"),
+ pubnames.pn_version);
+ printf (_(" Offset into .debug_info section: %d\n"),
+ pubnames.pn_offset);
+ printf (_(" Size of area in .debug_info section: %d\n"),
+ pubnames.pn_size);
+
+ printf (_("\n Offset\tName\n"));
+
+ do
+ {
+ offset = byte_get (data, 4);
+
+ if (offset != 0)
+ {
+ data += 4;
+ printf (" %d\t\t%s\n", offset, data);
+ data += strlen (data) + 1;
+ }
+ }
+ while (offset != 0);
+ }
+
+ printf ("\n");
+ return 1;
+}
+
+static char *
+get_TAG_name (tag)
+ unsigned long tag;
+{
+ switch (tag)
+ {
+ case DW_TAG_padding: return "DW_TAG_padding";
+ case DW_TAG_array_type: return "DW_TAG_array_type";
+ case DW_TAG_class_type: return "DW_TAG_class_type";
+ case DW_TAG_entry_point: return "DW_TAG_entry_point";
+ case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
+ case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
+ case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
+ case DW_TAG_label: return "DW_TAG_label";
+ case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
+ case DW_TAG_member: return "DW_TAG_member";
+ case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
+ case DW_TAG_reference_type: return "DW_TAG_reference_type";
+ case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
+ case DW_TAG_string_type: return "DW_TAG_string_type";
+ case DW_TAG_structure_type: return "DW_TAG_structure_type";
+ case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
+ case DW_TAG_typedef: return "DW_TAG_typedef";
+ case DW_TAG_union_type: return "DW_TAG_union_type";
+ case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
+ case DW_TAG_variant: return "DW_TAG_variant";
+ case DW_TAG_common_block: return "DW_TAG_common_block";
+ case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
+ case DW_TAG_inheritance: return "DW_TAG_inheritance";
+ case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
+ case DW_TAG_module: return "DW_TAG_module";
+ case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
+ case DW_TAG_set_type: return "DW_TAG_set_type";
+ case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
+ case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
+ case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
+ case DW_TAG_base_type: return "DW_TAG_base_type";
+ case DW_TAG_catch_block: return "DW_TAG_catch_block";
+ case DW_TAG_const_type: return "DW_TAG_const_type";
+ case DW_TAG_constant: return "DW_TAG_constant";
+ case DW_TAG_enumerator: return "DW_TAG_enumerator";
+ case DW_TAG_file_type: return "DW_TAG_file_type";
+ case DW_TAG_friend: return "DW_TAG_friend";
+ case DW_TAG_namelist: return "DW_TAG_namelist";
+ case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
+ case DW_TAG_packed_type: return "DW_TAG_packed_type";
+ case DW_TAG_subprogram: return "DW_TAG_subprogram";
+ case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
+ case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
+ case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
+ case DW_TAG_try_block: return "DW_TAG_try_block";
+ case DW_TAG_variant_part: return "DW_TAG_variant_part";
+ case DW_TAG_variable: return "DW_TAG_variable";
+ case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
+ case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
+ case DW_TAG_format_label: return "DW_TAG_format_label";
+ case DW_TAG_function_template: return "DW_TAG_function_template";
+ case DW_TAG_class_template: return "DW_TAG_class_template";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown TAG value: %x"), tag);
+ return buffer;
+ }
+ }
+}
+
+static char *
+get_AT_name (attribute)
+ unsigned long attribute;
+{
+ switch (attribute)
+ {
+ case DW_AT_sibling: return "DW_AT_sibling";
+ case DW_AT_location: return "DW_AT_location";
+ case DW_AT_name: return "DW_AT_name";
+ case DW_AT_ordering: return "DW_AT_ordering";
+ case DW_AT_subscr_data: return "DW_AT_subscr_data";
+ case DW_AT_byte_size: return "DW_AT_byte_size";
+ case DW_AT_bit_offset: return "DW_AT_bit_offset";
+ case DW_AT_bit_size: return "DW_AT_bit_size";
+ case DW_AT_element_list: return "DW_AT_element_list";
+ case DW_AT_stmt_list: return "DW_AT_stmt_list";
+ case DW_AT_low_pc: return "DW_AT_low_pc";
+ case DW_AT_high_pc: return "DW_AT_high_pc";
+ case DW_AT_language: return "DW_AT_language";
+ case DW_AT_member: return "DW_AT_member";
+ case DW_AT_discr: return "DW_AT_discr";
+ case DW_AT_discr_value: return "DW_AT_discr_value";
+ case DW_AT_visibility: return "DW_AT_visibility";
+ case DW_AT_import: return "DW_AT_import";
+ case DW_AT_string_length: return "DW_AT_string_length";
+ case DW_AT_common_reference: return "DW_AT_common_reference";
+ case DW_AT_comp_dir: return "DW_AT_comp_dir";
+ case DW_AT_const_value: return "DW_AT_const_value";
+ case DW_AT_containing_type: return "DW_AT_containing_type";
+ case DW_AT_default_value: return "DW_AT_default_value";
+ case DW_AT_inline: return "DW_AT_inline";
+ case DW_AT_is_optional: return "DW_AT_is_optional";
+ case DW_AT_lower_bound: return "DW_AT_lower_bound";
+ case DW_AT_producer: return "DW_AT_producer";
+ case DW_AT_prototyped: return "DW_AT_prototyped";
+ case DW_AT_return_addr: return "DW_AT_return_addr";
+ case DW_AT_start_scope: return "DW_AT_start_scope";
+ case DW_AT_stride_size: return "DW_AT_stride_size";
+ case DW_AT_upper_bound: return "DW_AT_upper_bound";
+ case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
+ case DW_AT_accessibility: return "DW_AT_accessibility";
+ case DW_AT_address_class: return "DW_AT_address_class";
+ case DW_AT_artificial: return "DW_AT_artificial";
+ case DW_AT_base_types: return "DW_AT_base_types";
+ case DW_AT_calling_convention: return "DW_AT_calling_convention";
+ case DW_AT_count: return "DW_AT_count";
+ case DW_AT_data_member_location: return "DW_AT_data_member_location";
+ case DW_AT_decl_column: return "DW_AT_decl_column";
+ case DW_AT_decl_file: return "DW_AT_decl_file";
+ case DW_AT_decl_line: return "DW_AT_decl_line";
+ case DW_AT_declaration: return "DW_AT_declaration";
+ case DW_AT_discr_list: return "DW_AT_discr_list";
+ case DW_AT_encoding: return "DW_AT_encoding";
+ case DW_AT_external: return "DW_AT_external";
+ case DW_AT_frame_base: return "DW_AT_frame_base";
+ case DW_AT_friend: return "DW_AT_friend";
+ case DW_AT_identifier_case: return "DW_AT_identifier_case";
+ case DW_AT_macro_info: return "DW_AT_macro_info";
+ case DW_AT_namelist_items: return "DW_AT_namelist_items";
+ case DW_AT_priority: return "DW_AT_priority";
+ case DW_AT_segment: return "DW_AT_segment";
+ case DW_AT_specification: return "DW_AT_specification";
+ case DW_AT_static_link: return "DW_AT_static_link";
+ case DW_AT_type: return "DW_AT_type";
+ case DW_AT_use_location: return "DW_AT_use_location";
+ case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
+ case DW_AT_virtuality: return "DW_AT_virtuality";
+ case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
+ case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde";
+ case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
+ case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
+ case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
+ case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
+ case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
+ case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
+ case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
+ case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
+ case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
+ case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
+ case DW_AT_sf_names: return "DW_AT_sf_names";
+ case DW_AT_src_info: return "DW_AT_src_info";
+ case DW_AT_mac_info: return "DW_AT_mac_info";
+ case DW_AT_src_coords: return "DW_AT_src_coords";
+ case DW_AT_body_begin: return "DW_AT_body_begin";
+ case DW_AT_body_end: return "DW_AT_body_end";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown AT value: %x"), attribute);
+ return buffer;
+ }
+ }
+}
+
+static char *
+get_FORM_name (form)
+ unsigned long form;
+{
+ switch (form)
+ {
+ case DW_FORM_addr: return "DW_FORM_addr";
+ case DW_FORM_block2: return "DW_FORM_block2";
+ case DW_FORM_block4: return "DW_FORM_block4";
+ case DW_FORM_data2: return "DW_FORM_data2";
+ case DW_FORM_data4: return "DW_FORM_data4";
+ case DW_FORM_data8: return "DW_FORM_data8";
+ case DW_FORM_string: return "DW_FORM_string";
+ case DW_FORM_block: return "DW_FORM_block";
+ case DW_FORM_block1: return "DW_FORM_block1";
+ case DW_FORM_data1: return "DW_FORM_data1";
+ case DW_FORM_flag: return "DW_FORM_flag";
+ case DW_FORM_sdata: return "DW_FORM_sdata";
+ case DW_FORM_strp: return "DW_FORM_strp";
+ case DW_FORM_udata: return "DW_FORM_udata";
+ case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
+ case DW_FORM_ref1: return "DW_FORM_ref1";
+ case DW_FORM_ref2: return "DW_FORM_ref2";
+ case DW_FORM_ref4: return "DW_FORM_ref4";
+ case DW_FORM_ref8: return "DW_FORM_ref8";
+ case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
+ case DW_FORM_indirect: return "DW_FORM_indirect";
+ default:
+ {
+ static char buffer [100];
+
+ sprintf (buffer, _("Unknown FORM value: %x"), form);
+ return buffer;
+ }
+ }
+}
+
+/* FIXME: There are better and more effiecint ways to handle
+ these structures. For now though, I just want something that
+ is simple to implement. */
+typedef struct abbrev_attr
+{
+ unsigned long attribute;
+ unsigned long form;
+ struct abbrev_attr * next;
+}
+abbrev_attr;
+
+typedef struct abbrev_entry
+{
+ unsigned long entry;
+ unsigned long tag;
+ int children;
+ struct abbrev_attr * first_attr;
+ struct abbrev_attr * last_attr;
+ struct abbrev_entry * next;
+}
+abbrev_entry;
+
+static abbrev_entry * first_abbrev = NULL;
+static abbrev_entry * last_abbrev = NULL;
+
+static void
+free_abbrevs PARAMS ((void))
+{
+ abbrev_entry * abbrev;
+
+ for (abbrev = first_abbrev; abbrev;)
+ {
+ abbrev_entry * next = abbrev->next;
+ abbrev_attr * attr;
+
+ for (attr = abbrev->first_attr; attr;)
+ {
+ abbrev_attr * next = attr->next;
+
+ free (attr);
+ attr = next;
+ }
+
+ free (abbrev);
+ abbrev = next;
+ }
+
+ last_abbrev = first_abbrev = NULL;
+}
+
+static void
+add_abbrev (number, tag, children)
+ unsigned long number;
+ unsigned long tag;
+ int children;
+{
+ abbrev_entry * entry;
+
+ entry = (abbrev_entry *) malloc (sizeof (* entry));
+
+ if (entry == NULL)
+ /* ugg */
+ return;
+
+ entry->entry = number;
+ entry->tag = tag;
+ entry->children = children;
+ entry->first_attr = NULL;
+ entry->last_attr = NULL;
+ entry->next = NULL;
+
+ if (first_abbrev == NULL)
+ first_abbrev = entry;
+ else
+ last_abbrev->next = entry;
+
+ last_abbrev = entry;
+}
+
+static void
+add_abbrev_attr (attribute, form)
+ unsigned long attribute;
+ unsigned long form;
+{
+ abbrev_attr * attr;
+
+ attr = (abbrev_attr *) malloc (sizeof (* attr));
+
+ if (attr == NULL)
+ /* ugg */
+ return;
+
+ attr->attribute = attribute;
+ attr->form = form;
+ attr->next = NULL;
+
+ if (last_abbrev->first_attr == NULL)
+ last_abbrev->first_attr = attr;
+ else
+ last_abbrev->last_attr->next = attr;
+
+ last_abbrev->last_attr = attr;
+}
+
+/* Processes the (partial) contents of a .debug_abbrev section.
+ Returns NULL if the end of the section was encountered.
+ Returns the address after the last byte read if the end of
+ an abbreviation set was found. */
+
+static unsigned char *
+process_abbrev_section (start, end)
+ unsigned char * start;
+ unsigned char * end;
+{
+ if (first_abbrev != NULL)
+ return;
+
+ while (start < end)
+ {
+ int bytes_read;
+ unsigned long entry;
+ unsigned long tag;
+ unsigned long attribute;
+ int children;
+
+ entry = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ if (entry == 0)
+ return start;
+
+ tag = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ children = * start ++;
+
+ add_abbrev (entry, tag, children);
+
+ do
+ {
+ unsigned long form;
+
+ attribute = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ form = read_leb128 (start, & bytes_read, 0);
+ start += bytes_read;
+
+ if (attribute != 0)
+ add_abbrev_attr (attribute, form);
+ }
+ while (attribute != 0);
+ }
+
+ return NULL;
+}
+
+
+static int
+display_debug_abbrev (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ abbrev_entry * entry;
+ unsigned char * end = start + section->sh_size;
+
+ printf (_("Contents of the %s section:\n\n"), SECTION_NAME (section));
+
+ do
+ {
+ start = process_abbrev_section (start, end);
+
+ printf (_(" Number TAG\n"));
+
+ for (entry = first_abbrev; entry; entry = entry->next)
+ {
+ abbrev_attr * attr;
+
+ printf (_(" %d %s [%s]\n"),
+ entry->entry,
+ get_TAG_name (entry->tag),
+ entry->children ? _("has children") : _("no children"));
+
+ for (attr = entry->first_attr; attr; attr = attr->next)
+ {
+ printf (_(" %-18s %s\n"),
+ get_AT_name (attr->attribute),
+ get_FORM_name (attr->form));
+ }
+ }
+ }
+ while (start);
+
+ printf ("\n");
+
+ return 1;
+}
+
+
+static unsigned char *
+display_block (data, length)
+ unsigned char * data;
+ unsigned long length;
+{
+ printf (_(" %d byte block: "), length);
+
+ while (length --)
+ printf ("%x ", byte_get (data ++, 1));
+
+ return data;
+}
+
+static void
+decode_location_expression (data, pointer_size)
+ unsigned char * data;
+ unsigned int pointer_size;
+{
+ unsigned char op;
+ int bytes_read;
+
+ op = * data ++;
+
+ switch (op)
+ {
+ case DW_OP_addr: printf ("DW_OP_addr: %x", byte_get (data, pointer_size)); break;
+ case DW_OP_deref: printf ("DW_OP_deref"); break;
+ case DW_OP_const1u: printf ("DW_OP_const1u: %u", byte_get (data, 1)); break;
+ case DW_OP_const1s: printf ("DW_OP_const1s: %d", byte_get (data, 1)); break;
+ case DW_OP_const2u: printf ("DW_OP_const2u: %u", byte_get (data, 2)); break;
+ case DW_OP_const2s: printf ("DW_OP_const2s: %d", byte_get (data, 2)); break;
+ case DW_OP_const4u: printf ("DW_OP_const4u: %u", byte_get (data, 4)); break;
+ case DW_OP_const4s: printf ("DW_OP_const4s: %d", byte_get (data, 4)); break;
+ case DW_OP_const8u: printf ("DW_OP_const8u: %u %u", byte_get (data, 4), byte_get (data, 4)); break;
+ case DW_OP_const8s: printf ("DW_OP_const8s: %d %d", byte_get (data, 4), byte_get (data, 4)); break;
+ case DW_OP_constu: printf ("DW_OP_constu: %lu", read_leb128 (data, NULL, 0)); break;
+ case DW_OP_consts: printf ("DW_OP_consts: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_dup: printf ("DW_OP_dup"); break;
+ case DW_OP_drop: printf ("DW_OP_drop"); break;
+ case DW_OP_over: printf ("DW_OP_over"); break;
+ case DW_OP_pick: printf ("DW_OP_pick: %d", byte_get (data, 1)); break;
+ case DW_OP_swap: printf ("DW_OP_swap"); break;
+ case DW_OP_rot: printf ("DW_OP_rot"); break;
+ case DW_OP_xderef: printf ("DW_OP_xderef"); break;
+ case DW_OP_abs: printf ("DW_OP_abs"); break;
+ case DW_OP_and: printf ("DW_OP_and"); break;
+ case DW_OP_div: printf ("DW_OP_div"); break;
+ case DW_OP_minus: printf ("DW_OP_minus"); break;
+ case DW_OP_mod: printf ("DW_OP_mod"); break;
+ case DW_OP_mul: printf ("DW_OP_mul"); break;
+ case DW_OP_neg: printf ("DW_OP_neg"); break;
+ case DW_OP_not: printf ("DW_OP_not"); break;
+ case DW_OP_or: printf ("DW_OP_or"); break;
+ case DW_OP_plus: printf ("DW_OP_plus"); break;
+ case DW_OP_plus_uconst: printf ("DW_OP_plus_uconst: %lu", read_leb128 (data, NULL, 0)); break;
+ case DW_OP_shl: printf ("DW_OP_shl"); break;
+ case DW_OP_shr: printf ("DW_OP_shr"); break;
+ case DW_OP_shra: printf ("DW_OP_shra"); break;
+ case DW_OP_xor: printf ("DW_OP_xor"); break;
+ case DW_OP_bra: printf ("DW_OP_bra: %d", byte_get (data, 2)); break;
+ case DW_OP_eq: printf ("DW_OP_eq"); break;
+ case DW_OP_ge: printf ("DW_OP_ge"); break;
+ case DW_OP_gt: printf ("DW_OP_gt"); break;
+ case DW_OP_le: printf ("DW_OP_le"); break;
+ case DW_OP_lt: printf ("DW_OP_lt"); break;
+ case DW_OP_ne: printf ("DW_OP_ne"); break;
+ case DW_OP_skip: printf ("DW_OP_skip: %d", byte_get (data, 2)); break;
+ case DW_OP_lit0: printf ("DW_OP_lit0"); break;
+ case DW_OP_lit1: printf ("DW_OP_lit1"); break;
+ case DW_OP_lit2: printf ("DW_OP_lit2"); break;
+ case DW_OP_lit3: printf ("DW_OP_lit3"); break;
+ case DW_OP_lit4: printf ("DW_OP_lit4"); break;
+ case DW_OP_lit5: printf ("DW_OP_lit5"); break;
+ case DW_OP_lit6: printf ("DW_OP_lit6"); break;
+ case DW_OP_lit7: printf ("DW_OP_lit7"); break;
+ case DW_OP_lit8: printf ("DW_OP_lit8"); break;
+ case DW_OP_lit9: printf ("DW_OP_lit9"); break;
+ case DW_OP_lit10: printf ("DW_OP_lit10"); break;
+ case DW_OP_lit11: printf ("DW_OP_lit11"); break;
+ case DW_OP_lit12: printf ("DW_OP_lit12"); break;
+ case DW_OP_lit13: printf ("DW_OP_lit13"); break;
+ case DW_OP_lit14: printf ("DW_OP_lit14"); break;
+ case DW_OP_lit15: printf ("DW_OP_lit15"); break;
+ case DW_OP_lit16: printf ("DW_OP_lit16"); break;
+ case DW_OP_lit17: printf ("DW_OP_lit17"); break;
+ case DW_OP_lit18: printf ("DW_OP_lit18"); break;
+ case DW_OP_lit19: printf ("DW_OP_lit19"); break;
+ case DW_OP_lit20: printf ("DW_OP_lit20"); break;
+ case DW_OP_lit21: printf ("DW_OP_lit21"); break;
+ case DW_OP_lit22: printf ("DW_OP_lit22"); break;
+ case DW_OP_lit23: printf ("DW_OP_lit23"); break;
+ case DW_OP_lit24: printf ("DW_OP_lit24"); break;
+ case DW_OP_lit25: printf ("DW_OP_lit25"); break;
+ case DW_OP_lit26: printf ("DW_OP_lit26"); break;
+ case DW_OP_lit27: printf ("DW_OP_lit27"); break;
+ case DW_OP_lit28: printf ("DW_OP_lit28"); break;
+ case DW_OP_lit29: printf ("DW_OP_lit29"); break;
+ case DW_OP_lit30: printf ("DW_OP_lit30"); break;
+ case DW_OP_lit31: printf ("DW_OP_lit31"); break;
+ case DW_OP_reg0: printf ("DW_OP_reg0"); break;
+ case DW_OP_reg1: printf ("DW_OP_reg1"); break;
+ case DW_OP_reg2: printf ("DW_OP_reg2"); break;
+ case DW_OP_reg3: printf ("DW_OP_reg3"); break;
+ case DW_OP_reg4: printf ("DW_OP_reg4"); break;
+ case DW_OP_reg5: printf ("DW_OP_reg5"); break;
+ case DW_OP_reg6: printf ("DW_OP_reg6"); break;
+ case DW_OP_reg7: printf ("DW_OP_reg7"); break;
+ case DW_OP_reg8: printf ("DW_OP_reg8"); break;
+ case DW_OP_reg9: printf ("DW_OP_reg9"); break;
+ case DW_OP_reg10: printf ("DW_OP_reg10"); break;
+ case DW_OP_reg11: printf ("DW_OP_reg11"); break;
+ case DW_OP_reg12: printf ("DW_OP_reg12"); break;
+ case DW_OP_reg13: printf ("DW_OP_reg13"); break;
+ case DW_OP_reg14: printf ("DW_OP_reg14"); break;
+ case DW_OP_reg15: printf ("DW_OP_reg15"); break;
+ case DW_OP_reg16: printf ("DW_OP_reg16"); break;
+ case DW_OP_reg17: printf ("DW_OP_reg17"); break;
+ case DW_OP_reg18: printf ("DW_OP_reg18"); break;
+ case DW_OP_reg19: printf ("DW_OP_reg19"); break;
+ case DW_OP_reg20: printf ("DW_OP_reg20"); break;
+ case DW_OP_reg21: printf ("DW_OP_reg21"); break;
+ case DW_OP_reg22: printf ("DW_OP_reg22"); break;
+ case DW_OP_reg23: printf ("DW_OP_reg23"); break;
+ case DW_OP_reg24: printf ("DW_OP_reg24"); break;
+ case DW_OP_reg25: printf ("DW_OP_reg25"); break;
+ case DW_OP_reg26: printf ("DW_OP_reg26"); break;
+ case DW_OP_reg27: printf ("DW_OP_reg27"); break;
+ case DW_OP_reg28: printf ("DW_OP_reg28"); break;
+ case DW_OP_reg29: printf ("DW_OP_reg29"); break;
+ case DW_OP_reg30: printf ("DW_OP_reg30"); break;
+ case DW_OP_reg31: printf ("DW_OP_reg31"); break;
+ case DW_OP_breg0: printf ("DW_OP_breg0: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg1: printf ("DW_OP_breg1: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg2: printf ("DW_OP_breg2: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg3: printf ("DW_OP_breg3: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg4: printf ("DW_OP_breg4: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg5: printf ("DW_OP_breg5: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg6: printf ("DW_OP_breg6: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg7: printf ("DW_OP_breg7: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg8: printf ("DW_OP_breg8: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg9: printf ("DW_OP_breg9: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg10: printf ("DW_OP_breg10: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg11: printf ("DW_OP_breg11: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg12: printf ("DW_OP_breg12: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg13: printf ("DW_OP_breg13: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg14: printf ("DW_OP_breg14: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg15: printf ("DW_OP_breg15: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg16: printf ("DW_OP_breg16: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg17: printf ("DW_OP_breg17: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg18: printf ("DW_OP_breg18: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg19: printf ("DW_OP_breg19: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg20: printf ("DW_OP_breg20: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg21: printf ("DW_OP_breg21: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg22: printf ("DW_OP_breg22: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg23: printf ("DW_OP_breg23: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg24: printf ("DW_OP_breg24: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg25: printf ("DW_OP_breg25: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg26: printf ("DW_OP_breg26: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg27: printf ("DW_OP_breg27: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg28: printf ("DW_OP_breg28: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg29: printf ("DW_OP_breg29: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg30: printf ("DW_OP_breg30: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_breg31: printf ("DW_OP_breg31: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_regx: printf ("DW_OP_regx: %lu", read_leb128 (data, NULL, 0)); break;
+ case DW_OP_fbreg: printf ("DW_OP_fbreg: %ld", read_leb128 (data, NULL, 1)); break;
+ case DW_OP_bregx: printf ("DW_OP_bregx: %lu %ld", read_leb128 (data, & bytes_read, 0), read_leb128 (data + bytes_read, NULL, 1)); break;
+ case DW_OP_piece: printf ("DW_OP_piece: %lu", read_leb128 (data, NULL, 0)); break;
+ case DW_OP_deref_size: printf ("DW_OP_deref_size: %d", byte_get (data, 1)); break;
+ case DW_OP_xderef_size: printf ("DW_OP_xderef_size: %d", byte_get (data, 1)); break;
+ case DW_OP_nop: printf ("DW_OP_nop"); break;
+
+ default:
+ if (op >= DW_OP_lo_user
+ && op <= DW_OP_hi_user)
+ printf (_("(User defined location op)"));
+ else
+ printf (_("(Unknown location op)"));
+ break;
+ }
+}
+
+
+static unsigned char *
+read_and_display_attr (attribute, form, data, pointer_size)
+ unsigned long attribute;
+ unsigned long form;
+ unsigned char * data;
+ unsigned long pointer_size;
+{
+ unsigned long uvalue;
+ unsigned char * block_start;
+ int bytes_read;
+
+ printf (" %-18s:", get_AT_name (attribute));
+
+ switch (form)
+ {
+ case DW_FORM_ref_addr:
+ case DW_FORM_addr:
+ uvalue = byte_get (data, pointer_size);
+ printf (" %x", uvalue);
+ data += pointer_size;
+ break;
+
+ case DW_FORM_ref1:
+ case DW_FORM_flag:
+ case DW_FORM_data1:
+ uvalue = byte_get (data ++, 1);
+ printf (" %x", uvalue);
+ break;
+
+ case DW_FORM_ref2:
+ case DW_FORM_data2:
+ uvalue = byte_get (data, 2);
+ data += 2;
+ printf (" %x", uvalue);
+ break;
+
+ case DW_FORM_ref4:
+ case DW_FORM_data4:
+ uvalue = byte_get (data, 4);
+ data += 4;
+ printf (" %x", uvalue);
+ break;
+
+ case DW_FORM_ref8:
+ case DW_FORM_data8:
+ uvalue = byte_get (data, 4);
+ printf (" %x", uvalue);
+ printf (" %x", byte_get (data + 4, 4));
+ data += 8;
+ break;
+
+ case DW_FORM_string:
+ printf (" %s", data);
+ data += strlen (data) + 1;
+ break;
+
+ case DW_FORM_sdata:
+ uvalue = read_leb128 (data, & bytes_read, 1);
+ data += bytes_read;
+ printf (" %ld", (long) uvalue);
+ break;
+
+ case DW_FORM_ref_udata:
+ case DW_FORM_udata:
+ uvalue = read_leb128 (data, & bytes_read, 0);
+ data += bytes_read;
+ printf (" %lx", uvalue);
+ break;
+
+ case DW_FORM_block:
+ uvalue = read_leb128 (data, & bytes_read, 0);
+ block_start = data + bytes_read;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block1:
+ uvalue = byte_get (data, 1);
+ block_start = data + 1;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block2:
+ uvalue = byte_get (data, 2);
+ block_start = data + 2;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_block4:
+ uvalue = byte_get (data, 4);
+ block_start = data + 4;
+ data = display_block (block_start, uvalue);
+ uvalue = * block_start;
+ break;
+
+ case DW_FORM_strp:
+ case DW_FORM_indirect:
+ warn (_("Unable to handle FORM: %d"), form);
+ break;
+
+ default:
+ warn (_("Unrecognised form: %d"), form);
+ break;
+ }
+
+ /* For some attributes we can display futher information. */
+
+ printf ("\t");
+
+ switch (attribute)
+ {
+ case DW_AT_inline:
+ switch (uvalue)
+ {
+ case DW_INL_not_inlined: printf (_("(not inlined)")); break;
+ case DW_INL_inlined: printf (_("(inlined)")); break;
+ case DW_INL_declared_not_inlined: printf (_("(declared as inline but ignored)")); break;
+ case DW_INL_declared_inlined: printf (_("(declared as inline and implemented)")); break;
+ defailt: printf (_(" (Unknown inline attribute value: %x)"), uvalue); break;
+ }
+ break;
+
+ case DW_AT_frame_base:
+ if (uvalue >= DW_OP_reg0 && uvalue <= DW_OP_reg31)
+ printf ("(reg %d)", uvalue - DW_OP_reg0);
+ break;
+
+ case DW_AT_language:
+ switch (uvalue)
+ {
+ case DW_LANG_C: printf ("(non-ANSI C)"); break;
+ case DW_LANG_C89: printf ("(ANSI C)"); break;
+ case DW_LANG_C_plus_plus: printf ("(C++)"); break;
+ case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
+ case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
+ case DW_LANG_Modula2: printf ("(Modula 2)"); break;
+ case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
+ case DW_LANG_Ada83: printf ("(Ada)"); break;
+ case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
+ case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
+ case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
+ default: printf ("(Unknown: %x)", uvalue); break;
+ }
+ break;
+
+ case DW_AT_encoding:
+ switch (uvalue)
+ {
+ case DW_ATE_void: printf ("(void)"); break;
+ case DW_ATE_address: printf ("(machine address)"); break;
+ case DW_ATE_boolean: printf ("(boolean)"); break;
+ case DW_ATE_complex_float: printf ("(complex float)"); break;
+ case DW_ATE_float: printf ("(float)"); break;
+ case DW_ATE_signed: printf ("(signed)"); break;
+ case DW_ATE_signed_char: printf ("(signed char)"); break;
+ case DW_ATE_unsigned: printf ("(unsigned)"); break;
+ case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
+ default:
+ if (uvalue >= DW_ATE_lo_user
+ && uvalue <= DW_ATE_hi_user)
+ printf ("(user defined type)");
+ else
+ printf ("(unknown type)");
+ break;
+ }
+ break;
+
+ case DW_AT_accessibility:
+ switch (uvalue)
+ {
+ case DW_ACCESS_public: printf ("(public)"); break;
+ case DW_ACCESS_protected: printf ("(protected)"); break;
+ case DW_ACCESS_private: printf ("(private)"); break;
+ default: printf ("(unknown accessibility)"); break;
+ }
+ break;
+
+ case DW_AT_visibility:
+ switch (uvalue)
+ {
+ case DW_VIS_local: printf ("(local)"); break;
+ case DW_VIS_exported: printf ("(exported)"); break;
+ case DW_VIS_qualified: printf ("(qualified)"); break;
+ default: printf ("(unknown visibility)"); break;
+ }
+ break;
+
+ case DW_AT_virtuality:
+ switch (uvalue)
+ {
+ case DW_VIRTUALITY_none: printf ("(none)"); break;
+ case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
+ case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
+ default: printf ("(unknown virtuality)"); break;
+ }
+ break;
+
+ case DW_AT_identifier_case:
+ switch (uvalue)
+ {
+ case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
+ case DW_ID_up_case: printf ("(up_case)"); break;
+ case DW_ID_down_case: printf ("(down_case)"); break;
+ case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
+ default: printf ("(unknown case)"); break;
+ }
+ break;
+
+ case DW_AT_calling_convention:
+ switch (uvalue)
+ {
+ case DW_CC_normal: printf ("(normal)"); break;
+ case DW_CC_program: printf ("(program)"); break;
+ case DW_CC_nocall: printf ("(nocall)"); break;
+ default:
+ if (uvalue >= DW_CC_lo_user
+ && uvalue <= DW_CC_hi_user)
+ printf ("(user defined)");
+ else
+ printf ("(unknown convention)");
+ }
+ break;
+
+ case DW_AT_location:
+ printf ("(");
+ decode_location_expression (block_start, pointer_size);
+ printf (")");
+ break;
+
+ default:
+ break;
+ }
+
+ printf ("\n");
+ return data;
+}
+
+static int
+display_debug_info (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ unsigned char * end = start + section->sh_size;
+ unsigned char * section_begin = start;
+
+ printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ DWARF2_External_CompUnit * external;
+ DWARF2_Internal_CompUnit compunit;
+ unsigned char * tags;
+ int i;
+ int extra = 0;
+
+ external = (DWARF2_External_CompUnit *) start;
+
+ compunit.cu_length = BYTE_GET (external->cu_length);
+ compunit.cu_version = BYTE_GET (external->cu_version);
+ compunit.cu_abbrev_offset = BYTE_GET (external->cu_abbrev_offset);
+ compunit.cu_pointer_size = BYTE_GET (external->cu_pointer_size);
+
+ tags = start + sizeof (* external);
+ start += compunit.cu_length + sizeof (external->cu_length);
+
+ if (compunit.cu_version != 2)
+ {
+ warn (_("Only version 2 DWARF debug information is currently supported.\n"));
+ continue;
+ }
+
+ printf (_(" Compilation Unit:\n"));
+ printf (_(" Length: %d\n"), compunit.cu_length);
+ printf (_(" Version: %d\n"), compunit.cu_version);
+ printf (_(" Abbrev Offset: %d\n"), compunit.cu_abbrev_offset);
+ printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
+
+ if (first_abbrev != NULL)
+ free_abbrevs ();
+
+ /* Read in the abbrevs used by this compilation unit. */
+
+ {
+ Elf32_Internal_Shdr * sec;
+ unsigned char * begin;
+
+ /* Locate the .debug_abbrev section and process it. */
+ for (i = 0, sec = section_headers;
+ i < elf_header.e_shnum;
+ i ++, sec ++)
+ if (strcmp (SECTION_NAME (sec), ".debug_abbrev") == 0)
+ break;
+
+ if (i == -1 || sec->sh_size == 0)
+ {
+ warn (_("Unable to locate .debug_abbrev section!\n"));
+ return 0;
+ }
+
+ GET_DATA_ALLOC (sec->sh_offset, sec->sh_size, begin, char *,
+ "debug_abbrev section data");
+
+ process_abbrev_section (begin + compunit.cu_abbrev_offset,
+ begin + sec->sh_size);
+
+ free (begin);
+ }
+
+ while (tags < start)
+ {
+ int bytes_read;
+ int abbrev_number;
+ abbrev_entry * entry;
+ abbrev_attr * attr;
+
+ abbrev_number = read_leb128 (tags, & bytes_read, 0);
+ tags += bytes_read;
+
+ if (abbrev_number == 0)
+ {
+ if (tags < start && ! extra)
+ {
+ printf (_("\n Extra data at end of comp unit:\n"));
+ extra = 1;
+ }
+
+ continue;
+ }
+
+ /* Scan through the abbreviation list until we reach the
+ correct entry. */
+ for (entry = first_abbrev;
+ entry && entry->entry != abbrev_number;
+ entry = entry->next)
+ continue;
+
+ if (entry == NULL)
+ {
+ warn (_("Unable to locate entry %d in the abbreviation table\n"),
+ abbrev_number);
+ return 0;
+ }
+
+ if (extra)
+ printf (_(" %x: Abbrev Number: %d (%s)\n"),
+ tags - section_begin - bytes_read,
+ abbrev_number,
+ get_TAG_name (entry->tag));
+ else
+ printf (_(" Abbrev Number: %d (%s)\n"),
+ abbrev_number,
+ get_TAG_name (entry->tag));
+
+
+ for (attr = entry->first_attr; attr; attr = attr->next)
+ tags = read_and_display_attr (attr->attribute,
+ attr->form,
+ tags,
+ compunit.cu_pointer_size);
+ }
+ }
+
+ printf ("\n");
+
+ return 1;
+}
+
+static int
+display_debug_aranges (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ unsigned char * end = start + section->sh_size;
+
+ printf (_("The section %s contains:\n\n"), SECTION_NAME (section));
+
+ while (start < end)
+ {
+ DWARF2_External_ARange * external;
+ DWARF2_Internal_ARange arange;
+ unsigned char * ranges;
+ int i;
+ unsigned long length;
+ unsigned long address;
+
+ external = (DWARF2_External_ARange *) start;
+
+ arange.ar_length = BYTE_GET (external->ar_length);
+ arange.ar_version = BYTE_GET (external->ar_version);
+ arange.ar_info_offset = BYTE_GET (external->ar_info_offset);
+ arange.ar_pointer_size = BYTE_GET (external->ar_pointer_size);
+ arange.ar_segment_size = BYTE_GET (external->ar_segment_size);
+
+ printf (_(" Length: %d\n"), arange.ar_length);
+ printf (_(" Version: %d\n"), arange.ar_version);
+ printf (_(" Offset into .debug_info: %x\n"), arange.ar_info_offset);
+ printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
+ printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
+
+ printf (_("\n Address Length\n"));
+
+ ranges = start + sizeof (* external);
+
+ for (;;)
+ {
+ address = byte_get (ranges, arange.ar_pointer_size);
+
+ if (address == 0)
+ break;
+
+ ranges += arange.ar_pointer_size;
+
+ length = byte_get (ranges, arange.ar_pointer_size);
+
+ ranges += arange.ar_pointer_size;
+
+ printf (" %8.8x %d\n", address, length);
+ }
+
+ start += arange.ar_length + sizeof (external->ar_length);
+ }
+
+ printf ("\n");
+
+ return 1;
+}
+
+
+static int
+display_debug_not_supported (section, start, file)
+ Elf32_Internal_Shdr * section;
+ unsigned char * start;
+ FILE * file;
+{
+ printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
+ SECTION_NAME (section));
+
+ return 1;
+}
+
+ /* A structure containing the name of a debug section and a pointer
+ to a function that can decode it. */
+struct
+{
+ char * name;
+ int (* display) PARAMS((Elf32_Internal_Shdr *, unsigned char *, FILE *));
+}
+debug_displays[] =
+{
+ { ".debug_info", display_debug_info },
+ { ".debug_abbrev", display_debug_abbrev },
+ { ".debug_line", display_debug_lines },
+ { ".debug_aranges", display_debug_aranges },
+ { ".debug_pubnames", display_debug_pubnames },
+ { ".debug_macinfo", display_debug_not_supported },
+ { ".debug_frame", display_debug_not_supported },
+ { ".debug_str", display_debug_not_supported },
+ { ".debug_static_func", display_debug_not_supported },
+ { ".debug_static_vars", display_debug_not_supported },
+ { ".debug_types", display_debug_not_supported },
+ { ".debug_weaknames", display_debug_not_supported }
+};
+
+static int
+display_debug_section (section, file)
+ Elf32_Internal_Shdr * section;
+ FILE * file;
+{
+ char * name = SECTION_NAME (section);
+ bfd_size_type length;
+ unsigned char * start;
+ int i;
+
+ length = section->sh_size;
+ if (length == 0)
+ {
+ printf (_("\nSection '%s' has no debugging data.\n"), name);
+ return 0;
+ }
+
+ GET_DATA_ALLOC (section->sh_offset, length, start, char *,
+ "debug section data");
+
+ /* See if we know how to display the contents of this section. */
+ for (i = NUM_ELEM (debug_displays); i--;)
+ if (strcmp (debug_displays[i].name, name) == 0)
+ {
+ debug_displays[i].display (section, start, file);
+ break;
+ }
+
+ if (i == -1)
+ printf (_("Unrecognised debug section: %s\n"), name);
+
+ free (start);
+
+ /* If we loaded in the abbrev section at some point,
+ we must release it here. */
+ if (first_abbrev != NULL)
+ free_abbrevs ();
+
+ return 1;
+}
+
+static int
+process_section_contents (file)
+ FILE * file;
+{
+ Elf32_Internal_Shdr * section;
+ unsigned int i;
+
+ if (! do_dump)
+ return 1;
+
+ for (i = 0, section = section_headers;
+ i < elf_header.e_shnum
+ && i < NUM_DUMP_SECTS;
+ i ++, section ++)
+ {
+#ifdef SUPPORT_DISASSEMBLY
+ if (dump_sects[i] & DISASS_DUMP)
+ disassemble_section (section, file);
+#endif
+ if (dump_sects[i] & HEX_DUMP)
+ dump_section (section, file);
+
+ if (dump_sects[i] & DEBUG_DUMP)
+ display_debug_section (section, file);
+ }
+
+ return 1;
+}
+
+static void
+process_mips_fpe_exception (mask)
+ int mask;
+{
+ if (mask)
+ {
+ int first = 1;
+ if (mask & OEX_FPU_INEX)
+ fputs ("INEX", stdout), first = 0;
+ if (mask & OEX_FPU_UFLO)
+ printf ("%sUFLO", first ? "" : "|"), first = 0;
if (mask & OEX_FPU_OFLO)
printf ("%sOFLO", first ? "" : "|"), first = 0;
if (mask & OEX_FPU_DIV0)
process_mips_specific (file)
FILE *file;
{
- Elf_Internal_Dyn * entry;
+ Elf_Internal_Dyn *entry;
size_t liblist_offset = 0;
size_t liblistno = 0;
+ size_t conflictsno = 0;
size_t options_offset = 0;
+ size_t conflicts_offset = 0;
/* We have a lot of special sections. Thanks SGI! */
if (dynamic_segment == NULL)
case DT_MIPS_OPTIONS:
options_offset = entry->d_un.d_val - loadaddr;
break;
+ case DT_MIPS_CONFLICT:
+ conflicts_offset = entry->d_un.d_val - loadaddr;
+ break;
+ case DT_MIPS_CONFLICTNO:
+ conflictsno = entry->d_un.d_val;
+ break;
default:
break;
}
elib, Elf32_External_Lib *, "liblist");
printf ("\nSection '.liblist' contains %d entries:\n", liblistno);
- fputs (" Library Time Stamp Checksum Version Flags\n",
+ fputs (" Library Time Stamp Checksum Version Flags\n",
stdout);
for (cnt = 0; cnt < liblistno; ++cnt)
{
Elf32_Lib liblist;
time_t time;
- char timebuf[17];
+ char timebuf[20];
liblist.l_name = BYTE_GET (elib[cnt].l_name);
time = BYTE_GET (elib[cnt].l_time_stamp);
liblist.l_version = BYTE_GET (elib[cnt].l_version);
liblist.l_flags = BYTE_GET (elib[cnt].l_flags);
- strftime (timebuf, 17, "%Y-%m-%dT%H:%M", gmtime (&time));
+ strftime (timebuf, 20, "%Y-%m-%dT%H:%M:%S", gmtime (&time));
- printf ("%3d: %-20s %s %#10lx %-7ld %#lx\n", cnt,
+ printf ("%3d: %-20s %s %#10lx %-7ld", cnt,
dynamic_strings + liblist.l_name, timebuf,
- liblist.l_checksum, liblist.l_version, liblist.l_flags);
+ liblist.l_checksum, liblist.l_version);
+
+ if (liblist.l_flags == 0)
+ puts (" NONE");
+ else
+ {
+ static const struct
+ {
+ const char *name;
+ int bit;
+ } l_flags_vals[] =
+ {
+ { " EXACT_MATCH", LL_EXACT_MATCH },
+ { " IGNORE_INT_VER", LL_IGNORE_INT_VER },
+ { " REQUIRE_MINOR", LL_REQUIRE_MINOR },
+ { " EXPORTS", LL_EXPORTS },
+ { " DELAY_LOAD", LL_DELAY_LOAD },
+ { " DELTA", LL_DELTA }
+ };
+ int flags = liblist.l_flags;
+ int fcnt;
+
+ for (fcnt = 0;
+ fcnt < sizeof (l_flags_vals) / sizeof (l_flags_vals[0]);
+ ++fcnt)
+ if ((flags & l_flags_vals[fcnt].bit) != 0)
+ {
+ fputs (l_flags_vals[fcnt].name, stdout);
+ flags ^= l_flags_vals[fcnt].bit;
+ }
+ if (flags != 0)
+ printf (" %#lx", flags);
+
+ puts ("");
+ }
}
free (elib);
free (eopt);
}
+ if (conflicts_offset != 0 && conflictsno != 0)
+ {
+ Elf32_External_Conflict *econf32;
+ Elf64_External_Conflict *econf64;
+ Elf32_Conflict *iconf;
+ size_t cnt;
+
+ if (dynamic_symbols == NULL)
+ {
+ error (_("conflict list with without table"));
+ return 0;
+ }
+
+ iconf = (Elf32_Conflict *) malloc (conflictsno * sizeof (*iconf));
+ if (iconf == NULL)
+ {
+ error (_("Out of memory"));
+ return 0;
+ }
+
+ if (binary_class == ELFCLASS32)
+ {
+ GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf32),
+ econf32, Elf32_External_Conflict *, "conflict");
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ iconf[cnt] = BYTE_GET (econf32[cnt]);
+ }
+ else
+ {
+ GET_DATA_ALLOC (conflicts_offset, conflictsno * sizeof (*econf64),
+ econf64, Elf64_External_Conflict *, "conflict");
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ iconf[cnt] = BYTE_GET (econf64[cnt]);
+ }
+
+ printf (_("\nSection '.conflict' contains %d entries:\n"), conflictsno);
+ puts (_(" Num: Index Value Name"));
+
+ for (cnt = 0; cnt < conflictsno; ++cnt)
+ {
+ Elf_Internal_Sym *psym = &dynamic_symbols[iconf[cnt]];
+
+ printf ("%5u: %8u %#10x %s\n",
+ cnt, iconf[cnt], (unsigned long) psym->st_value,
+ dynamic_strings + psym->st_name);
+ }
+
+
+ free (iconf);
+ }
+
return 1;
}
/* Initialise per file variables. */
for (i = NUM_ELEM (version_info); i--;)
- version_info [i] = 0;
+ version_info[i] = 0;
for (i = NUM_ELEM (dynamic_info); i--;)
- dynamic_info [i] = 0;
-
+ dynamic_info[i] = 0;
/* Process the file. */
if (show_name)
process_symbol_table (file);
+ process_syminfo (file);
+
process_version_sections (file);
process_section_contents (file);
free (dynamic_symbols);
dynamic_symbols = NULL;
}
+
+ if (dynamic_syminfo)
+ {
+ free (dynamic_syminfo);
+ dynamic_syminfo = NULL;
+ }
}
#ifdef SUPPORT_DISASSEMBLY
projects / deliverable / binutils-gdb.git / blobdiff