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Recognize some new Mach-O load commands

Browse Source 
bfd
	* mach-o.c: Support the new load commands by reading a linkedit data
	command for them.
binutils
	* od-macho.c: Dump linkedit data for new load commands.
include
	* mach-o/loader.h: Add declarations of two new Mach-O load
	commands.
This commit is contained in:
Saagar Jha 2020-06-22 14:29:20 +01:00 committed by Nick Clifton
parent 013e3554b2
commit d768f160a9
6 changed files with 22 additions and 0 deletions
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5
bfd/ChangeLog
View File

@ -1,3 +1,8 @@
2020-06-22 Saagar Jha <saagar@saagarjha.com>
* mach-o.c: Support the new load commands by reading a linkedit
data command for them.
2020-06-22 Nelson Chu <nelson.chu@sifive.com>
* elfxx-riscv.c (struct priv_spec_t priv_specs[]): Move them from

2
bfd/mach-o.c
View File

@ -5017,6 +5017,8 @@ bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command,
case BFD_MACH_O_LC_DATA_IN_CODE:
case BFD_MACH_O_LC_DYLIB_CODE_SIGN_DRS:
case BFD_MACH_O_LC_LINKER_OPTIMIZATION_HINT:
case BFD_MACH_O_LC_DYLD_EXPORTS_TRIE:
case BFD_MACH_O_LC_DYLD_CHAINED_FIXUPS:
if (!bfd_mach_o_read_linkedit (abfd, command))
return FALSE;
break;

4
binutils/ChangeLog
View File

@ -1,3 +1,7 @@
2020-06-22 Saagar Jha <saagar@saagarjha.com>
* od-macho.c: Dump linkedit data for new load commands.
2020-06-19 Alan Modra <amodra@gmail.com>
* testsuite/config/default.exp (ld_elf_shared_opt): Don't set.

4
binutils/od-macho.c
View File

@ -214,6 +214,8 @@ static const bfd_mach_o_xlat_name bfd_mach_o_load_command_name[] =
{ "version_min_watchos", BFD_MACH_O_LC_VERSION_MIN_WATCHOS},
{ "note", BFD_MACH_O_LC_NOTE},
{ "build_version", BFD_MACH_O_LC_BUILD_VERSION},
{ "exports_trie", BFD_MACH_O_LC_DYLD_EXPORTS_TRIE},
{ "chained_fixups", BFD_MACH_O_LC_DYLD_CHAINED_FIXUPS},
{ NULL, 0}
};
@ -1610,6 +1612,8 @@ dump_load_command (bfd *abfd, bfd_mach_o_load_command *cmd,
case BFD_MACH_O_LC_FUNCTION_STARTS:
case BFD_MACH_O_LC_DATA_IN_CODE:
case BFD_MACH_O_LC_DYLIB_CODE_SIGN_DRS:
case BFD_MACH_O_LC_DYLD_EXPORTS_TRIE:
case BFD_MACH_O_LC_DYLD_CHAINED_FIXUPS:
{
bfd_mach_o_linkedit_command *linkedit = &cmd->command.linkedit;
printf

5
include/ChangeLog
View File

@ -1,3 +1,8 @@
2020-06-22 Saagar Jha <saagar@saagarjha.com>
* mach-o/loader.h: Add declarations of two new Mach-O load
commands.
2020-06-22 Nelson Chu <nelson.chu@sifive.com>
* opcode/riscv.h (riscv_get_priv_spec_class): Move the function

2
include/mach-o/loader.h
View File

@ -189,6 +189,8 @@ typedef enum bfd_mach_o_load_command_type
BFD_MACH_O_LC_VERSION_MIN_WATCHOS = 0x30, /* Minimal watchOS version. */
BFD_MACH_O_LC_NOTE = 0x31, /* Region of arbitrary data. */
BFD_MACH_O_LC_BUILD_VERSION = 0x32, /* Generic build version. */
BFD_MACH_O_LC_DYLD_EXPORTS_TRIE = 0x33, /* Exports trie. */
BFD_MACH_O_LC_DYLD_CHAINED_FIXUPS = 0x34, /* Chained fixups. */
}
bfd_mach_o_load_command_type;