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authorDavid Holsgrove <david.holsgrove@xilinx.com>2012-01-10 15:38:42 +1000
committerDavid Holsgrove <david.holsgrove@xilinx.com>2013-04-18 11:00:13 +1000
commit7756ba9d6d268b893fd17e56119cea6636be903f (patch)
treece6db2419299a4f5394f5fad6bb3bdaab67d2bf6 /ports/sysdeps/microblaze/crtn.S
parent5c5b07da032b966260489f0d51de4bac2444fdaf (diff)
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MicroBlaze Port
Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Diffstat (limited to 'ports/sysdeps/microblaze/crtn.S')
-rw-r--r--ports/sysdeps/microblaze/crtn.S51
1 files changed, 51 insertions, 0 deletions
diff --git a/ports/sysdeps/microblaze/crtn.S b/ports/sysdeps/microblaze/crtn.S
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+++ b/ports/sysdeps/microblaze/crtn.S
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+/* Special .init and .fini section support for MicroBlaze.
+   Copyright (C) 1995-2013 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.
+
+   In addition to the permissions in the GNU Lesser General Public
+   License, the Free Software Foundation gives you unlimited
+   permission to link the compiled version of this file with other
+   programs, and to distribute those programs without any restriction
+   coming from the use of this file. (The GNU Lesser General Public
+   License restrictions do apply in other respects; for example, they
+   cover modification of the file, and distribution when not linked
+   into another program.)
+
+   Note that people who make modified versions of this file are not
+   obligated to grant this special exception for their modified
+   versions; it is their choice whether to do so. The GNU Lesser
+   General Public License gives permission to release a modified
+   version without this exception; this exception also makes it
+   possible to release a modified version which carries forward this
+   exception.
+
+   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/>.  */
+
+/* crtn.S puts function epilogues in the .init and .fini sections
+   corresponding to the prologues in crti.S. */
+
+#include <sysdep.h>
+
+	.section .init,"ax",@progbits
+	lwi	r15,r1,0
+	lwi	r20,r1,28
+	rtsd	r15,8
+	addik	r1,r1,32
+
+	.section .fini,"ax",@progbits
+	lwi	r15,r1,0
+	lwi	r20,r1,28
+	rtsd	r15,8
+	addik	r1,r1,32