diff options
| author | Jiri Smid <smid@suse.cz> | 2001-12-07 12:10:15 +0000 |
|---|---|---|
| committer | Jiri Smid <smid@suse.cz> | 2001-12-07 12:10:15 +0000 |
| commit | ae4a47d0896b967446261e69ab10f44596da4ec7 (patch) | |
| tree | cb5e9ab16976eed4f66f64715a4a0e21d97766d7 /gdb/dwarf2read.c | |
| parent | 2d3426dbeb848a105ebec61fdcf5bbe97ec84989 (diff) | |
| download | gdb-ae4a47d0896b967446261e69ab10f44596da4ec7.tar.gz | |
* dwarf2cfi.c: New file.
* dwarf2cfi.h: New file.
* dwarf2read.c (dwarf_frame_offset, dwarf_frame_size): New variables.
(dwarf_eh_frame_offset, dwarf_eh_frame_size): New variables.
(dwarf2_read_section): Change to non static.
(dwarf2_locate_sections): Add .debug_frame and .eh_frame section
recognition.
(FRAME_SECTION, EH_FRAME_SECTION): New define.
* elfread.c (elf_symfile_read): Add call of frame informations build.
* frame.h (frame_info): Add pointer to unwind_context.
* symfile.h (dwarf2_build_frame_info): Add declaration.
* gdbarch.sh (DWARF2_BUILD_FRAME_INFO): Add.
* gdbarch.h, gdbarch.c: Regenerate.
* Makefile.in: Add dwarf2cfi_h, dwarf2cfi.o
* x86-64-tdep.c (i386_gdbarch_init): Initialize target vector to
use debug frame info.
Diffstat (limited to 'gdb/dwarf2read.c')
| -rw-r--r-- | gdb/dwarf2read.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c index 2ac7e6ada6c..a788efbadc1 100644 --- a/gdb/dwarf2read.c +++ b/gdb/dwarf2read.c @@ -132,6 +132,8 @@ static file_ptr dwarf_aranges_offset; static file_ptr dwarf_loc_offset; static file_ptr dwarf_macinfo_offset; static file_ptr dwarf_str_offset; +file_ptr dwarf_frame_offset; +file_ptr dwarf_eh_frame_offset; static unsigned int dwarf_info_size; static unsigned int dwarf_abbrev_size; @@ -141,6 +143,8 @@ static unsigned int dwarf_aranges_size; static unsigned int dwarf_loc_size; static unsigned int dwarf_macinfo_size; static unsigned int dwarf_str_size; +unsigned int dwarf_frame_size; +unsigned int dwarf_eh_frame_size; /* names of the debugging sections */ @@ -152,6 +156,8 @@ static unsigned int dwarf_str_size; #define LOC_SECTION ".debug_loc" #define MACINFO_SECTION ".debug_macinfo" #define STR_SECTION ".debug_str" +#define FRAME_SECTION ".debug_frame" +#define EH_FRAME_SECTION ".eh_frame" /* local data types */ @@ -587,7 +593,7 @@ static void dwarf2_psymtab_to_symtab (struct partial_symtab *); static void psymtab_to_symtab_1 (struct partial_symtab *); -static char *dwarf2_read_section (struct objfile *, file_ptr, unsigned int); +char *dwarf2_read_section (struct objfile *, file_ptr, unsigned int); static void dwarf2_read_abbrevs (bfd *, unsigned int); @@ -807,6 +813,7 @@ dwarf2_has_info (bfd *abfd) { dwarf_info_offset = dwarf_abbrev_offset = dwarf_line_offset = 0; dwarf_str_offset = 0; + dwarf_frame_offset = dwarf_eh_frame_offset = 0; bfd_map_over_sections (abfd, dwarf2_locate_sections, NULL); if (dwarf_info_offset && dwarf_abbrev_offset) { @@ -865,6 +872,16 @@ dwarf2_locate_sections (bfd *ignore_abfd, asection *sectp, PTR ignore_ptr) dwarf_str_offset = sectp->filepos; dwarf_str_size = bfd_get_section_size_before_reloc (sectp); } + else if (STREQ (sectp->name, FRAME_SECTION)) + { + dwarf_frame_offset = sectp->filepos; + dwarf_frame_size = bfd_get_section_size_before_reloc (sectp); + } + else if (STREQ (sectp->name, EH_FRAME_SECTION)) + { + dwarf_eh_frame_offset = sectp->filepos; + dwarf_eh_frame_size = bfd_get_section_size_before_reloc (sectp); + } } /* Build a partial symbol table. */ @@ -3045,7 +3062,7 @@ make_cleanup_free_die_list (struct die_info *dies) /* Read the contents of the section at OFFSET and of size SIZE from the object file specified by OBJFILE into the psymbol_obstack and return it. */ -static char * +char * dwarf2_read_section (struct objfile *objfile, file_ptr offset, unsigned int size) { |