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[PATCH/committed] ia64: implement sotruss support
- From: Mike Frysinger <vapier at gentoo dot org>
- To: libc-alpha at sourceware dot org
- Date: Tue, 24 Dec 2013 04:06:42 -0500
- Subject: [PATCH/committed] ia64: implement sotruss support
- Authentication-results: sourceware.org; auth=none
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>
---
ports/ChangeLog.ia64 | 4 ++++
ports/sysdeps/ia64/sotruss-lib.c | 50 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 54 insertions(+)
create mode 100644 ports/sysdeps/ia64/sotruss-lib.c
diff --git a/ports/ChangeLog.ia64 b/ports/ChangeLog.ia64
index 1a2c5b8..756664c 100644
--- a/ports/ChangeLog.ia64
+++ b/ports/ChangeLog.ia64
@@ -1,5 +1,9 @@
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.
2013-11-28 Joseph Myers <joseph@codesourcery.com>
diff --git a/ports/sysdeps/ia64/sotruss-lib.c b/ports/sysdeps/ia64/sotruss-lib.c
new file mode 100644
index 0000000..8150c8b
--- /dev/null
+++ b/ports/sysdeps/ia64/sotruss-lib.c
@@ -0,0 +1,50 @@
+/* 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;
+}
--
1.8.4.3