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authorRoland McGrath <roland@hack.frob.com>2012-08-08 15:04:09 -0700
committerRoland McGrath <roland@hack.frob.com>2012-08-08 16:27:51 -0700
commit76de109437e31b7b06113781464e99155d6f658d (patch)
tree0bbe2636e46fd552a163747e1e1bd1e88e8ca66f /ports
parentb36137f1d6899010a8e6d8f6e91a801a6b9d03f4 (diff)
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Add sotruss-lib support for ARM.
Diffstat (limited to 'ports')
-rw-r--r--ports/ChangeLog.arm2
-rw-r--r--ports/sysdeps/arm/sotruss-lib.c49
2 files changed, 51 insertions, 0 deletions
diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index 9ad5419..2c5bb04 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -1,5 +1,7 @@
2012-08-08 Roland McGrath <roland@hack.frob.com>
+ * sysdeps/arm/sotruss-lib.c: New file.
+
* sysdeps/arm/ldsodefs.h (ARCH_PLTEXIT_MEMBERS): Use const on
`struct La_arm_regs *' parameter.
diff --git a/ports/sysdeps/arm/sotruss-lib.c b/ports/sysdeps/arm/sotruss-lib.c
new file mode 100644
index 0000000..c665a40
--- /dev/null
+++ b/ports/sysdeps/arm/sotruss-lib.c
@@ -0,0 +1,49 @@
+/* Override generic sotruss-lib.c to define actual functions for ARM.
+ Copyright (C) 2012 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_arm_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)),
+ unsigned int ndx __attribute__ ((unused)),
+ uintptr_t *refcook, uintptr_t *defcook,
+ La_arm_regs *regs, unsigned int *flags,
+ const char *symname, long int *framesizep)
+{
+ print_enter (refcook, defcook, symname,
+ regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[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_arm_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
+ uintptr_t *defcook, const struct La_arm_regs *inregs,
+ struct La_arm_retval *outregs, const char *symname)
+{
+ print_exit (refcook, defcook, symname, outregs->lrv_reg[0]);
+
+ return 0;
+}