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https://github.com/darlinghq/darling-gdb.git
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2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (objdump_SOURCES): Add dwarf.c. * Makefile.in: Regenerated. * objdump.c: Include "dwarf.h". (usage): Add -W/--dwarf. (long_options): Likewise. (dump_dwarf_section_info): New. (load_debug_section): Likewise. (free_debug_section): Likewise. (dump_dwarf_section): Likewise. (dump_dwarf): Likewise. (dump_bfd): Load symbol table and call dump_dwarf if dump_dwarf_section_info isn't zero. (main): Handle -W/--dwarf.
This commit is contained in:
H.J. Lu
parent
19e6b90ed8
commit
365544c3f0
@ -1,3 +1,20 @@
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2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
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* Makefile.am (objdump_SOURCES): Add dwarf.c.
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* Makefile.in: Regenerated.
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* objdump.c: Include "dwarf.h".
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(usage): Add -W/--dwarf.
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(long_options): Likewise.
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(dump_dwarf_section_info): New.
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(load_debug_section): Likewise.
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(free_debug_section): Likewise.
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(dump_dwarf_section): Likewise.
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(dump_dwarf): Likewise.
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(dump_bfd): Load symbol table and call dump_dwarf if
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dump_dwarf_section_info isn't zero.
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(main): Handle -W/--dwarf.
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2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
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* readelf.c: Reordered.
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@ -168,7 +168,7 @@ strip_new_SOURCES = objcopy.c is-strip.c rename.c $(WRITE_DEBUG_SRCS) $(BULIBS)
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nm_new_SOURCES = nm.c budemang.c $(BULIBS)
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objdump_SOURCES = objdump.c budemang.c prdbg.c $(DEBUG_SRCS) $(BULIBS)
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objdump_SOURCES = objdump.c dwarf.c budemang.c prdbg.c $(DEBUG_SRCS) $(BULIBS)
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objdump_LDADD = $(OPCODES) $(BFDLIB) $(LIBIBERTY) $(INTLLIBS)
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objdump.o:objdump.c
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@ -143,8 +143,9 @@ objcopy_OBJECTS = $(am_objcopy_OBJECTS)
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objcopy_LDADD = $(LDADD)
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objcopy_DEPENDENCIES = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2) \
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$(am__DEPENDENCIES_3)
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am_objdump_OBJECTS = objdump.$(OBJEXT) budemang.$(OBJEXT) \
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prdbg.$(OBJEXT) $(am__objects_2) $(am__objects_1)
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am_objdump_OBJECTS = objdump.$(OBJEXT) dwarf.$(OBJEXT) \
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budemang.$(OBJEXT) prdbg.$(OBJEXT) $(am__objects_2) \
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$(am__objects_1)
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objdump_OBJECTS = $(am_objdump_OBJECTS)
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am__DEPENDENCIES_4 = ../opcodes/libopcodes.la
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objdump_DEPENDENCIES = $(am__DEPENDENCIES_4) $(am__DEPENDENCIES_1) \
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@ -462,7 +463,7 @@ readelf_SOURCES = readelf.c version.c unwind-ia64.c dwarf.c
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readelf_LDADD = $(INTLLIBS) $(LIBIBERTY)
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strip_new_SOURCES = objcopy.c is-strip.c rename.c $(WRITE_DEBUG_SRCS) $(BULIBS)
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nm_new_SOURCES = nm.c budemang.c $(BULIBS)
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objdump_SOURCES = objdump.c budemang.c prdbg.c $(DEBUG_SRCS) $(BULIBS)
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objdump_SOURCES = objdump.c dwarf.c budemang.c prdbg.c $(DEBUG_SRCS) $(BULIBS)
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objdump_LDADD = $(OPCODES) $(BFDLIB) $(LIBIBERTY) $(INTLLIBS)
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cxxfilt_SOURCES = cxxfilt.c $(BULIBS)
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ar_SOURCES = arparse.y arlex.l ar.c not-ranlib.c arsup.c rename.c binemul.c \
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@ -52,6 +52,7 @@
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#include "bfdver.h"
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#include "progress.h"
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#include "bucomm.h"
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#include "dwarf.h"
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#include "budemang.h"
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#include "getopt.h"
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#include "safe-ctype.h"
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@ -91,6 +92,7 @@ static int prefix_addresses; /* --prefix-addresses */
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static int with_line_numbers; /* -l */
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static bfd_boolean with_source_code; /* -S */
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static int show_raw_insn; /* --show-raw-insn */
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static int dump_dwarf_section_info; /* --dwarf */
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static int dump_stab_section_info; /* --stabs */
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static int do_demangle; /* -C, --demangle */
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static bfd_boolean disassemble; /* -d */
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@ -189,6 +191,7 @@ usage (FILE *stream, int status)
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-g, --debugging Display debug information in object file\n\
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-e, --debugging-tags Display debug information using ctags style\n\
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-G, --stabs Display (in raw form) any STABS info in the file\n\
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-W, --dwarf Display DWARF info in the file\n\
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-t, --syms Display the contents of the symbol table(s)\n\
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-T, --dynamic-syms Display the contents of the dynamic symbol table\n\
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-r, --reloc Display the relocation entries in the file\n\
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@ -275,6 +278,7 @@ static struct option long_options[]=
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{"source", no_argument, NULL, 'S'},
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{"special-syms", no_argument, &dump_special_syms, 1},
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{"include", required_argument, NULL, 'I'},
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{"dwarf", no_argument, NULL, 'W'},
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{"stabs", no_argument, NULL, 'G'},
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{"start-address", required_argument, NULL, OPTION_START_ADDRESS},
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{"stop-address", required_argument, NULL, OPTION_STOP_ADDRESS},
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@ -1965,6 +1969,116 @@ disassemble_data (bfd *abfd)
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free (sorted_syms);
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}
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int
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load_debug_section (enum dwarf_section_display_enum debug, void *file)
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{
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struct dwarf_section *section = &debug_displays [debug].section;
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bfd *abfd = file;
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asection *sec;
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bfd_boolean ret;
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/* If it is already loaded, do nothing. */
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if (section->start != NULL)
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return 1;
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/* Locate the debug section. */
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sec = bfd_get_section_by_name (abfd, section->name);
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if (sec == NULL)
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return 0;
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section->address = bfd_get_section_vma (abfd, sec);
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section->size = bfd_get_section_size (sec);
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section->start = xmalloc (section->size);
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if (is_relocatable && debug_displays [debug].relocate)
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ret = bfd_simple_get_relocated_section_contents (abfd,
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sec,
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section->start,
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syms) != NULL;
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else
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ret = bfd_get_section_contents (abfd, sec, section->start, 0,
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section->size);
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if (!ret)
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{
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free_debug_section (debug);
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printf (_("\nCan't get contents for section '%s'.\n"),
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section->name);
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}
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return ret;
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}
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void
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free_debug_section (enum dwarf_section_display_enum debug)
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{
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struct dwarf_section *section = &debug_displays [debug].section;
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if (section->start == NULL)
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return;
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free ((char *) section->start);
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section->start = NULL;
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section->address = 0;
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section->size = 0;
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}
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static void
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dump_dwarf_section (bfd *abfd, asection *section,
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void *arg ATTRIBUTE_UNUSED)
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{
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const char *name = bfd_get_section_name (abfd, section);
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const char *match;
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enum dwarf_section_display_enum i;
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if (strncmp (name, ".gnu.linkonce.wi.", 17) == 0)
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match = ".debug_info";
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else
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match = name;
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for (i = 0; i < max; i++)
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if (strcmp (debug_displays[i].section.name, match) == 0)
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{
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if (!debug_displays[i].eh_frame)
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{
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struct dwarf_section *sec = &debug_displays [i].section;
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if (load_debug_section (i, abfd))
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{
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debug_displays[i].display (sec, abfd);
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if (i != info && i != abbrev)
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free_debug_section (i);
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}
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}
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break;
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}
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}
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/* Dump the dwarf debugging information. */
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static void
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dump_dwarf (bfd *abfd)
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{
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is_relocatable = ((abfd->flags & (HAS_RELOC | EXEC_P | DYNAMIC))
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== HAS_RELOC);
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/* FIXME: bfd_get_arch_size may return -1. We assume that 64bit
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targets will return 64. */
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eh_addr_size = bfd_get_arch_size (abfd) == 64 ? 8 : 4;
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if (bfd_big_endian (abfd))
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byte_get = byte_get_big_endian;
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else if (bfd_little_endian (abfd))
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byte_get = byte_get_little_endian;
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else
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abort ();
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bfd_map_over_sections (abfd, dump_dwarf_section, NULL);
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free_debug_memory ();
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}
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/* Read ABFD's stabs section STABSECT_NAME, and return a pointer to
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it. Return NULL on failure. */
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@ -2636,7 +2750,11 @@ dump_bfd (bfd *abfd)
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if (dump_section_headers)
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dump_headers (abfd);
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if (dump_symtab || dump_reloc_info || disassemble || dump_debugging)
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if (dump_symtab
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|| dump_reloc_info
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|| disassemble
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|| dump_debugging
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|| dump_dwarf_section_info)
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syms = slurp_symtab (abfd);
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if (dump_dynamic_symtab || dump_dynamic_reloc_info
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|| (disassemble && bfd_get_dynamic_symtab_upper_bound (abfd) > 0))
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@ -2653,6 +2771,8 @@ dump_bfd (bfd *abfd)
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dump_symbols (abfd, FALSE);
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if (dump_dynamic_symtab)
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dump_symbols (abfd, TRUE);
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if (dump_dwarf_section_info)
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dump_dwarf (abfd);
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if (dump_stab_section_info)
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dump_stabs (abfd);
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if (dump_reloc_info && ! disassemble)
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@ -2819,7 +2939,7 @@ main (int argc, char **argv)
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bfd_init ();
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set_default_bfd_target ();
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while ((c = getopt_long (argc, argv, "pib:m:M:VvCdDlfaHhrRtTxsSI:j:wE:zgeG",
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while ((c = getopt_long (argc, argv, "pib:m:M:VvCdDlfaHhrRtTxsSI:j:wE:zgeGW",
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long_options, (int *) 0))
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!= EOF)
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{
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@ -2960,6 +3080,20 @@ main (int argc, char **argv)
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do_demangle = TRUE;
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seenflag = TRUE;
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break;
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case 'W':
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dump_dwarf_section_info = TRUE;
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seenflag = TRUE;
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do_debug_info = 1;
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do_debug_abbrevs = 1;
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do_debug_lines = 1;
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do_debug_pubnames = 1;
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do_debug_aranges = 1;
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do_debug_ranges = 1;
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do_debug_frames = 1;
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do_debug_macinfo = 1;
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do_debug_str = 1;
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do_debug_loc = 1;
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break;
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case 'G':
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dump_stab_section_info = TRUE;
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seenflag = TRUE;
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