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authorThomas Schwinge <thomas@codesourcery.com>2012-08-30 23:29:21 +0200
committerThomas Schwinge <thomas@codesourcery.com>2012-08-30 23:29:21 +0200
commit6b1ebd29a16f2c2c91f8fcae4ce2b5dd62143821 (patch)
tree026e82163d438015f9fe828e16a174ee1a405803 /sysdeps/i386/machine-sp.h
parent13aeb1df3614cbb0c0dc074427ab2f95160af0bb (diff)
parent0096579c8bea920f7c42b40ea22db621da6480a5 (diff)
Merge commit 'refs/top-bases/t/fix_have_kernel_resources' into t/fix_have_kernel_resourcest/fix_have_kernel_resources
Diffstat (limited to 'sysdeps/i386/machine-sp.h')
-rw-r--r--sysdeps/i386/machine-sp.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/sysdeps/i386/machine-sp.h b/sysdeps/i386/machine-sp.h
new file mode 100644
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+++ b/sysdeps/i386/machine-sp.h
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+/* Machine-specific function to return the stack pointer. i386 version.
+ Copyright (C) 1994, 1997, 2001, 2006 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _MACHINE_SP_H
+#define _MACHINE_SP_H
+
+/* Return the current stack pointer. */
+
+#define __thread_stack_pointer() ({ \
+ register void *__sp__ asm("esp"); \
+ __sp__; \
+})
+
+#endif /* machine-sp.h */