1 files changed, 80 insertions, 0 deletions
diff --git a/gcc-4.9/libgcc/config/arc/ieee-754/fixunsdfsi.S b/gcc-4.9/libgcc/config/arc/ieee-754/fixunsdfsi.S
new file mode 100644
index 000000000..13af5dc6e
--- /dev/null
+++ b/gcc-4.9/libgcc/config/arc/ieee-754/fixunsdfsi.S
@@ -0,0 +1,80 @@
+/* Copyright (C) 2008-2014 Free Software Foundation, Inc.
+   Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
+		on behalf of Synopsys Inc.
+
+This file is part of GCC.
+
+GCC 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.
+
+GCC 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/>.  */
+
+#include "arc-ieee-754.h"
+
+#if 0 /* DEBUG */
+	FUNC(__fixunsdfsi)
+	.global __fixunsdfsi
+	.balign 4
+__fixunsdfsi:
+	push_s blink
+	push_s r0
+	bl.d __fixunsdfsi_c
+	push_s r1
+	mov_s r2,r0
+	pop_s r1
+	ld r0,[sp]
+	bl.d __fixunsdfsi_asm
+	st r2,[sp]
+	pop_s r1
+	pop_s blink
+	cmp r0,r1
+	jeq_s [blink]
+	bl abort
+	ENDFUNC(__fixunsdfsi)
+#define __fixunsdfsi __fixunsdfsi_asm
+#endif /* DEBUG */
+
+	.global __fixunsdfsi
+	FUNC(__fixunsdfsi)
+	.balign 4
+__fixunsdfsi:
+	bbit0 DBL0H,30,.Lret0or1
+	lsr r2,DBL0H,20
+	bmsk_s DBL0H,DBL0H,19
+	sub_s r2,r2,19; 0x3ff+20-0x400
+	neg_s r3,r2
+	btst_s r3,10
+	bset_s DBL0H,DBL0H,20
+#ifdef __LITTLE_ENDIAN__
+	mov.ne DBL0L,DBL0H
+	asl DBL0H,DBL0H,r2
+#else
+	asl.eq DBL0H,DBL0H,r2
+	lsr.ne DBL0H,DBL0H,r3
+#endif
+	lsr DBL0L,DBL0L,r3
+	j_s.d [blink]
+	add.eq r0,r0,r1
+.Lret0:
+	j_s.d [blink]
+	mov_l r0,0
+.Lret0or1:
+	add_s DBL0H,DBL0H,0x100000
+	lsr_s DBL0H,DBL0H,30
+	j_s.d [blink]
+	bmsk_l r0,DBL0H,0
+	ENDFUNC(__fixunsdfsi)