diff options
| author | Richard Purdie <rpurdie@rpsys.net> | 2005-11-14 15:30:54 +0000 |
|---|---|---|
| committer | OpenEmbedded Project <openembedded-devel@lists.openembedded.org> | 2005-11-14 15:30:54 +0000 |
| commit | 824295f3609d4c5e76ca153756e41406d81f0534 (patch) | |
| tree | 5c5bcf5cfd304e267ddf0a1d481f4681fe56ef14 /packages/gdb/files | |
| parent | 1e74465eb77afd6b731ed51cb3c9cd44682aa507 (diff) | |
gdb 6.3: Add hack to remove references to arm mapping symbols. These are used to mark boundaries between arm and thumb code but gdb 6.3 doesn't understand them so having it ignore them is preferable to corrupting the output.
Diffstat (limited to 'packages/gdb/files')
| -rw-r--r-- | packages/gdb/files/kill_arm_map_symbols.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/packages/gdb/files/kill_arm_map_symbols.patch b/packages/gdb/files/kill_arm_map_symbols.patch new file mode 100644 index 0000000000..177142192d --- /dev/null +++ b/packages/gdb/files/kill_arm_map_symbols.patch @@ -0,0 +1,24 @@ +Index: gdb-6.3/gdb/arm-tdep.c +=================================================================== +--- gdb-6.3.orig/gdb/arm-tdep.c 2004-08-03 02:02:20.000000000 +0000 ++++ gdb-6.3/gdb/arm-tdep.c 2005-11-09 15:13:29.000000000 +0000 +@@ -2491,6 +2491,19 @@ + static void + arm_elf_make_msymbol_special(asymbol *sym, struct minimal_symbol *msym) + { ++ ++ /* FIXME: We want gdb to ignore the ARM ELF mapping symbols when ++ displaying disassembly so we use this horrible hack here to ++ artifically set their address to the highest possible value. ++ This is wrong of course, and it prevents the symbols from being ++ used for their intended purpose - to distinguish between ARM ++ and THUMB code. So we ought to find a better way to do this. */ ++ if (bfd_asymbol_name (sym) ++ && bfd_asymbol_name (sym)[0] == '$' ++ && bfd_asymbol_name (sym)[1] != 0 ++ && bfd_asymbol_name (sym)[2] == 0) ++ SYMBOL_VALUE_ADDRESS(msym) = (CORE_ADDR) 0x7ffffffc; ++ + /* Thumb symbols are of type STT_LOPROC, (synonymous with + STT_ARM_TFUNC). */ + if (ELF_ST_TYPE (((elf_symbol_type *)sym)->internal_elf_sym.st_info) |