1 files changed, 106 insertions, 0 deletions
diff --git a/gcc-4.9/libgcc/config/msp430/srai.S b/gcc-4.9/libgcc/config/msp430/srai.S
new file mode 100644
index 000000000..3a7bf52ba
--- /dev/null
+++ b/gcc-4.9/libgcc/config/msp430/srai.S
@@ -0,0 +1,106 @@
+;   Copyright (C) 2012-2014 Free Software Foundation, Inc.
+;   Contributed by Red Hat.
+; 
+; This file is free software; you can redistribute it and/or modify it
+; under the terms of the GNU General Public License as published by the
+; Free Software Foundation; either version 3, or (at your option) any
+; later version.
+; 
+; This file 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
+; General Public License for more details.
+; 
+; Under Section 7 of GPL version 3, you are granted additional
+; permissions described in the GCC Runtime Library Exception, version
+; 3.1, as published by the Free Software Foundation.
+;
+; You should have received a copy of the GNU General Public License and
+; a copy of the GCC Runtime Library Exception along with this program;
+; see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+; <http://www.gnu.org/licenses/>.
+	
+	.text
+
+	.macro	_srai n
+	.global __mspabi_srai_\n
+__mspabi_srai_\n:
+	RRA.W	R12
+	.endm
+
+/* Logical Right Shift - R12 -> R12 */
+	_srai	15
+	_srai	14
+	_srai	13
+	_srai	12
+	_srai	11
+	_srai	10
+	_srai	9
+	_srai	8
+	_srai	7
+	_srai	6
+	_srai	5
+	_srai	4
+	_srai	3
+	_srai	2
+	_srai	1
+#ifdef __MSP430X_LARGE__
+	RETA
+#else
+	RET
+#endif
+
+1:	ADD.W	#-1,R13
+	RRA.W	R12,R12
+	.global	__mspabi_srai
+__mspabi_srai:
+	CMP	#0,R13
+	JNZ	1b
+#ifdef __MSP430X_LARGE__
+	RETA
+#else
+	RET
+#endif
+
+/* Logical Right Shift - R12:R13 -> R12:R13 */
+
+	.macro	_sral	n
+	.global	__mspabi_sral_\n
+__mspabi_sral_\n:
+	RRA.W	R13
+	RRC.W	R12
+	.endm
+
+	_sral	15
+	_sral	14
+	_sral	13
+	_sral	12
+	_sral	11
+	_sral	10
+	_sral	9
+	_sral	8
+	_sral	7
+	_sral	6
+	_sral	5
+	_sral	4
+	_sral	3
+	_sral	2
+	_sral	1
+#ifdef __MSP430X_LARGE__
+	RETA
+#else
+	RET
+#endif
+
+1:	ADD.W	#-1,R14
+	RRA.W	R13
+	RRC.W	R12
+	.global	__mspabi_sral
+__mspabi_sral:
+	CMP	#0,R14
+	JNZ	1b
+#ifdef __MSP430X_LARGE__
+	RETA
+#else
+	RET
+#endif