1fb83be62b
Note: Some of the ns32k-specific files do require gcc to compile at present. This will be fixed.
102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
/* Written by Ian Dall
|
|
* 19-Apr-94
|
|
*
|
|
* Formerly part of aout-pc532-mach.c. Split out to allow more
|
|
* flexibility with multiple formats.
|
|
*
|
|
*/
|
|
/* This architecture has N_TXTOFF and N_TXTADDR defined as if
|
|
* N_HEADER_IN_TEXT, but the a_text entry (text size) does not include the
|
|
* space for the header. So we have N_HEADER_IN_TEXT defined to
|
|
* 1 and specially define our own N_TXTSIZE
|
|
*/
|
|
|
|
#define N_HEADER_IN_TEXT(x) 1
|
|
#define N_TXTSIZE(x) ((x).a_text)
|
|
|
|
|
|
#define TEXT_START_ADDR 0x10000 /* from old ld */
|
|
#define PAGE_SIZE 0x1000 /* from old ld, 032 & 532 are really 512/4k */
|
|
|
|
/* Use a_entry of 0 to distinguish object files from OMAGIC executables */
|
|
#define N_TXTADDR(x) \
|
|
(N_MAGIC(x) == OMAGIC ? \
|
|
((x).a_entry < TEXT_START_ADDR? 0: TEXT_START_ADDR): \
|
|
(N_MAGIC(x) == NMAGIC? TEXT_START_ADDR: \
|
|
TEXT_START_ADDR + EXEC_BYTES_SIZE))
|
|
|
|
#define ARCH 32
|
|
|
|
#define SEGMENT_SIZE PAGE_SIZE
|
|
|
|
#define N_SHARED_LIB(x) 0
|
|
#define SEGMENT_SIZE PAGE_SIZE
|
|
#define DEFAULT_ARCH bfd_arch_ns32k
|
|
|
|
#define MY(OP) CAT(pc532mach_,OP)
|
|
|
|
#define TARGETNAME "a.out-pc532-mach"
|
|
|
|
#include "bfd.h"
|
|
#include "sysdep.h"
|
|
#include "aout-ns32k.h"
|
|
#include "libaout.h"
|
|
#include "libbfd.h"
|
|
#include "aout/aout64.h"
|
|
|
|
/* We can`t use the MYNS macro here for cpp reasons too subtle
|
|
* for me -- IWD
|
|
*/
|
|
#define MY_bfd_reloc_type_lookup ns32kaout_bfd_reloc_type_lookup
|
|
|
|
/* libaout doesn't use NAME for these ... */
|
|
#define MY_get_section_contents aout_32_get_section_contents
|
|
|
|
/* Forward declaration. Defined in aout-target.h */
|
|
static boolean MY(set_sizes)();
|
|
|
|
static CONST struct aout_backend_data MY(backend_data) = {
|
|
0, /* zmagic contiguous */
|
|
1, /* text incl header */
|
|
0,
|
|
0, /* text vma? */
|
|
MY(set_sizes),
|
|
1, /* exec header is not counted */
|
|
};
|
|
|
|
#define MY_backend_data &MY(backend_data)
|
|
|
|
static boolean
|
|
MY(write_object_contents) (abfd)
|
|
bfd *abfd;
|
|
{
|
|
struct external_exec exec_bytes;
|
|
struct internal_exec *execp = exec_hdr (abfd);
|
|
|
|
#if CHOOSE_RELOC_SIZE
|
|
CHOOSE_RELOC_SIZE(abfd);
|
|
#else
|
|
obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
|
|
#endif
|
|
|
|
BFD_ASSERT(bfd_get_arch(abfd) == bfd_arch_ns32k);
|
|
switch (bfd_get_mach(abfd)) {
|
|
case 32032:
|
|
N_SET_MACHTYPE (*execp, M_NS32032);
|
|
break;
|
|
case 32532:
|
|
default:
|
|
N_SET_MACHTYPE (*execp, M_NS32532);
|
|
break;
|
|
}
|
|
N_SET_FLAGS (*execp, aout_backend_info (abfd)->exec_hdr_flags);
|
|
|
|
WRITE_HEADERS(abfd, execp);
|
|
|
|
return true;
|
|
}
|
|
|
|
#define MY_write_object_contents MY(write_object_contents)
|
|
|
|
#include "aout-target.h"
|