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mach-o: add page_size to backend data.

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This is preliminary work to layout executables.

bfd/
	* mach-o.h (bfd_mach_o_backend_data): Add page_size field.
	* mach-o-target.c: Check TARGET_PAGESIZE is defined.
	(TARGET_NAME_BACKEND): Add TARGET_PAGESIZE.
	* mach-o.c (TARGET_PAGESIZE): Define and undefined for
	each targets declared.
	* mach-o-x86-64.c (TARGET_PAGESIZE): Define.
	* mach-o-i386.c (TARGET_PAGESIZE): Define.
This commit is contained in:
Tristan Gingold 2014-04-09 10:10:44 +02:00
parent 452216ab09
commit 4384b28422
6 changed files with 24 additions and 0 deletions
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10
bfd/ChangeLog
View file

@ -1,3 +1,13 @@
2014-04-18 Tristan Gingold <gingold@adacore.com>
* mach-o.h (bfd_mach_o_backend_data): Add page_size field.
* mach-o-target.c: Check TARGET_PAGESIZE is defined.
(TARGET_NAME_BACKEND): Add TARGET_PAGESIZE.
* mach-o.c (TARGET_PAGESIZE): Define and undefined for
each targets declared.
* mach-o-x86-64.c (TARGET_PAGESIZE): Define.
* mach-o-i386.c (TARGET_PAGESIZE): Define.
2014-04-18 Tristan Gingold <gingold@adacore.com>
* mach-o.c (bfd_mach_o_write_thread)

1
bfd/mach-o-i386.c
View file

@ -397,6 +397,7 @@ const mach_o_segment_name_xlat mach_o_i386_segsec_names_xlat[] =
#define TARGET_NAME mach_o_i386_vec
#define TARGET_STRING "mach-o-i386"
#define TARGET_ARCHITECTURE bfd_arch_i386
#define TARGET_PAGESIZE 4096
#define TARGET_BIG_ENDIAN 0
#define TARGET_ARCHIVE 0
#define TARGET_PRIORITY 0

5
bfd/mach-o-target.c
View file

@ -85,6 +85,10 @@
#error TARGET_ARCHIVE must be defined
#endif /* TARGET_ARCHIVE */
#ifndef TARGET_PAGESIZE
#error TARGET_PAGESIZE must be defined
#endif
#if ((TARGET_ARCHIVE) && (! TARGET_BIG_ENDIAN))
#error Mach-O fat files must always be big-endian.
#endif /* ((TARGET_ARCHIVE) && (! TARGET_BIG_ENDIAN)) */
@ -92,6 +96,7 @@
static const bfd_mach_o_backend_data TARGET_NAME_BACKEND =
{
TARGET_ARCHITECTURE,
TARGET_PAGESIZE,
bfd_mach_o_swap_reloc_in,
bfd_mach_o_swap_reloc_out,
bfd_mach_o_print_thread,

1
bfd/mach-o-x86-64.c
View file

@ -356,6 +356,7 @@ const mach_o_segment_name_xlat mach_o_x86_64_segsec_names_xlat[] =
#define TARGET_NAME mach_o_x86_64_vec
#define TARGET_STRING "mach-o-x86-64"
#define TARGET_ARCHITECTURE bfd_arch_i386
#define TARGET_PAGESIZE 4096
#define TARGET_BIG_ENDIAN 0
#define TARGET_ARCHIVE 0
#define TARGET_PRIORITY 0

6
bfd/mach-o.c
View file

@ -5084,6 +5084,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#define TARGET_NAME mach_o_be_vec
#define TARGET_STRING "mach-o-be"
#define TARGET_ARCHITECTURE bfd_arch_unknown
#define TARGET_PAGESIZE 1
#define TARGET_BIG_ENDIAN 1
#define TARGET_ARCHIVE 0
#define TARGET_PRIORITY 1
@ -5092,6 +5093,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#undef TARGET_NAME
#undef TARGET_STRING
#undef TARGET_ARCHITECTURE
#undef TARGET_PAGESIZE
#undef TARGET_BIG_ENDIAN
#undef TARGET_ARCHIVE
#undef TARGET_PRIORITY
@ -5099,6 +5101,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#define TARGET_NAME mach_o_le_vec
#define TARGET_STRING "mach-o-le"
#define TARGET_ARCHITECTURE bfd_arch_unknown
#define TARGET_PAGESIZE 1
#define TARGET_BIG_ENDIAN 0
#define TARGET_ARCHIVE 0
#define TARGET_PRIORITY 1
@ -5108,6 +5111,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#undef TARGET_NAME
#undef TARGET_STRING
#undef TARGET_ARCHITECTURE
#undef TARGET_PAGESIZE
#undef TARGET_BIG_ENDIAN
#undef TARGET_ARCHIVE
#undef TARGET_PRIORITY
@ -5130,6 +5134,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#define TARGET_NAME mach_o_fat_vec
#define TARGET_STRING "mach-o-fat"
#define TARGET_ARCHITECTURE bfd_arch_unknown
#define TARGET_PAGESIZE 1
#define TARGET_BIG_ENDIAN 1
#define TARGET_ARCHIVE 1
#define TARGET_PRIORITY 0
@ -5139,6 +5144,7 @@ bfd_boolean bfd_mach_o_free_cached_info (bfd *abfd)
#undef TARGET_NAME
#undef TARGET_STRING
#undef TARGET_ARCHITECTURE
#undef TARGET_PAGESIZE
#undef TARGET_BIG_ENDIAN
#undef TARGET_ARCHIVE
#undef TARGET_PRIORITY

1
bfd/mach-o.h
View file

@ -719,6 +719,7 @@ bfd_mach_o_section_data_for_bfd_name (bfd *, const char *, const char **);
typedef struct bfd_mach_o_backend_data
{
enum bfd_architecture arch;
bfd_vma page_size;
bfd_boolean (*_bfd_mach_o_swap_reloc_in)(arelent *, bfd_mach_o_reloc_info *);
bfd_boolean (*_bfd_mach_o_swap_reloc_out)(arelent *, bfd_mach_o_reloc_info *);
bfd_boolean (*_bfd_mach_o_print_thread)(bfd *, bfd_mach_o_thread_flavour *,