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Override gdb's version of N_TXTADDR() with the (new) system version

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so that gdb gets the text address right for kernels.  Override some
other macros to get a consistent set.

Reviewed by:	jdp
This commit is contained in:
Bruce Evans 1997-12-19 21:08:54 +00:00
parent ea35435137
commit 243d233f9f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=31864
1 changed files with 18 additions and 2 deletions
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20
contrib/gdb/bfd/freebsd.h
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@ -21,9 +21,25 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
/* FreeBSD ZMAGIC files never have the header in the text. */
#define N_HEADER_IN_TEXT(x) 0
/* ZMAGIC files start at offset 0. Does not apply to QMAGIC files. */
#define TEXT_START_ADDR 0
/* A ZMAGIC file can start at almost any address if it is a kernel. */
#define TEXT_START_ADDR dont use TEXT_START_ADDR
/* The following definitions are essentially the same as the ones in
FreeBSD's <sys/imgact_aout.h>. They override gdb's versions, which
don't work for kernels. See ../include/aout/aout64.h. */
#define N_TXTADDR(x) \
(N_GETMAGIC(x) == OMAGIC || N_GETMAGIC(x) == NMAGIC \
|| N_GETMAGIC(x) == ZMAGIC \
? ((x).a_entry < (x).a_text ? 0 : (x).a_entry & ~TARGET_PAGE_SIZE) \
: TARGET_PAGE_SIZE + sizeof(struct external_exec))
#define N_TXTOFF(x) \
(N_GETMAGIC(x) == ZMAGIC ? TARGET_PAGE_SIZE \
: (N_GETMAGIC(x) == QMAGIC || N_GETMAGIC_NET(x) == ZMAGIC) ? 0 \
: sizeof(struct external_exec))
#define N_TXTSIZE(x) ((x).a_text)
#define N_GETMAGIC(exec) \
((exec).a_info & 0xffff)
#define N_GETMAGIC_NET(exec) \
(ntohl ((exec).a_info) & 0xffff)
#define N_GETMID_NET(exec) \