From: Jiri Smid <smid@suse.cz>
To: gdb-patches@sources.redhat.com
Subject: [RFA]: x86-64 - remove `sizeof (struct siginfo)'
Date: Mon, 24 Sep 2001 23:49:00 -0000 [thread overview]
Message-ID: <s8vofnzg3z7.fsf@naga.suse.cz> (raw)
The folowing patch removes `sizeof (struct siginfo)' from x86-64
target file to avoid problems when building a cross-debugger.
OK to commit?
Index: gdb/ChangeLog
from Jiri Smid <smid@naga.suse.cz>
* x86-64-linux-tdep.c (LINUX_SIGINFO_SIZE): Add.
(x86_64_linux_sigcontext_addr): Replace `sizeof (struct siginfo)'
by LINUX_SIGINFO_SIZE.
Index: gdb/x86-64-linux-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/x86-64-linux-tdep.c,v
retrieving revision 1.2
diff -c -3 -p -r1.2 x86-64-linux-tdep.c
*** x86-64-linux-tdep.c 2001/09/21 22:57:29 1.2
--- x86-64-linux-tdep.c 2001/09/24 08:39:09
*************** x86_64_linux_sigtramp_start (CORE_ADDR p
*** 66,71 ****
--- 66,73 ----
return pc;
}
+ #define LINUX_SIGINFO_SIZE 128
+
/* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
#define LINUX_UCONTEXT_SIGCONTEXT_OFFSET (36)
*************** x86_64_linux_sigcontext_addr (struct fra
*** 83,94 ****
/* If this isn't the top frame, the next frame must be for the
signal handler itself. The sigcontext structure is part of
the user context. */
! return frame->next->frame + sizeof (struct siginfo) +
LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
/* This is the top frame. */
! return read_register (SP_REGNUM) + sizeof (struct siginfo) +
LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
}
--- 85,96 ----
/* If this isn't the top frame, the next frame must be for the
signal handler itself. The sigcontext structure is part of
the user context. */
! return frame->next->frame + LINUX_SIGINFO_SIZE +
LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
/* This is the top frame. */
! return read_register (SP_REGNUM) + LINUX_SIGINFO_SIZE +
LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
}
--
Jiri Smid
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next reply other threads:[~2001-09-24 23:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-09-24 23:49 Jiri Smid [this message]
2001-09-25 2:53 ` Mark Kettenis
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