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ia64: implement sotruss support

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Tested with:
	$ cat test.c
	main(){close(0x1024, 2, 3);}
	$ gcc test.c
	$ sotruss -e ./a.out
		a.out -> libc.so.6.1    : __libc_start_main(0x4000000000000950, 0x1, 0x60000fffffb56bc8)
		a.out -> libc.so.6.1    : close(0x1024, 0x2, 0x3)
		a.out -> libc.so.6.1    : close - 0xffffffffffffffff

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2013-12-24 08:58:30 +00:00
parent cd702fc455
commit 41b1792698
2 changed files with 54 additions and 0 deletions
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4
ports/ChangeLog.ia64
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@ -1,3 +1,7 @@
2013-12-24 Mike Frysinger <vapier@gentoo.org>
* sysdeps/ia64/sotruss-lib.c: New file.
2013-12-24 Mike Frysinger <vapier@gentoo.org>
* sysdeps/ia64/bits/link.h: Fix whitespace.

50
ports/sysdeps/ia64/sotruss-lib.c Normal file
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/* Override generic sotruss-lib.c to define actual functions for ia64.
Copyright (C) 2012-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
#define HAVE_ARCH_PLTENTER
#define HAVE_ARCH_PLTEXIT
#include <elf/sotruss-lib.c>
ElfW(Addr)
la_ia64_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
unsigned int ndx __attribute__ ((unused)),
uintptr_t *refcook, uintptr_t *defcook,
La_ia64_regs *regs, unsigned int *flags,
const char *symname, long int *framesizep)
{
print_enter (refcook, defcook, symname,
regs->lr_gr[0], regs->lr_gr[1], regs->lr_gr[2], *flags);
/* No need to copy anything, we will not need the parameters in any case. */
*framesizep = 0;
return sym->st_value;
}
unsigned int
la_ia64_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
uintptr_t *defcook,
const struct La_ia64_regs *inregs,
struct La_ia64_retval *outregs, const char *symname)
{
print_exit (refcook, defcook, symname, outregs->lrv_r8);
return 0;
}