[OpenBIOS] r561 - trunk/openbios-devel/libgcc
svn at openbios.org
svn at openbios.org
Thu Aug 20 21:10:04 CEST 2009
Author: blueswirl
Date: 2009-08-20 21:10:04 +0200 (Thu, 20 Aug 2009)
New Revision: 561
Added:
trunk/openbios-devel/libgcc/__negti2.c
Modified:
trunk/openbios-devel/libgcc/build.xml
trunk/openbios-devel/libgcc/libgcc.h
Log:
Some gcc versions need __negti2
Signed-off-by: Blue Swirl <blauwirbel at gmail.com>
Added: trunk/openbios-devel/libgcc/__negti2.c
===================================================================
--- trunk/openbios-devel/libgcc/__negti2.c (rev 0)
+++ trunk/openbios-devel/libgcc/__negti2.c 2009-08-20 19:10:04 UTC (rev 561)
@@ -0,0 +1,53 @@
+/* Extracted from gcc-3.4.1/gcc/config/mips/_tilibi.c */
+/* A few TImode functions needed for TFmode emulated arithmetic.
+ Copyright 2002, 2003 Free Software Foundation, Inc.
+ Contributed by Alexandre Oliva <aoliva at redhat.com>
+
+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 2, 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.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+#include "libgcc.h"
+
+#if defined(__sparc__) || defined(__ppc__)
+#define LIBGCC2_WORDS_BIG_ENDIAN
+#endif
+
+typedef union
+{
+ struct TIstruct {
+#if defined(LIBGCC2_WORDS_BIG_ENDIAN)
+ DItype high, low;
+#else
+ DItype low, high;
+#endif
+ } s;
+ TItype ll;
+} TIunion;
+
+TItype
+__negti2 (TItype u)
+{
+ TIunion w;
+ TIunion uu;
+
+ uu.ll = u;
+
+ w.s.low = -uu.s.low;
+ w.s.high = -uu.s.high - ((UDItype) w.s.low > 0);
+
+ return w.ll;
+}
Modified: trunk/openbios-devel/libgcc/build.xml
===================================================================
--- trunk/openbios-devel/libgcc/build.xml 2009-08-19 19:44:40 UTC (rev 560)
+++ trunk/openbios-devel/libgcc/build.xml 2009-08-20 19:10:04 UTC (rev 561)
@@ -16,6 +16,7 @@
<object source="__udivmodti4.c" condition="SPARC64"/>
<object source="__umodti3.c" condition="SPARC64"/>
<object source="multi3.c" condition="SPARC64"/>
+ <object source="__negti2.c" condition="SPARC64"/>
</library>
Modified: trunk/openbios-devel/libgcc/libgcc.h
===================================================================
--- trunk/openbios-devel/libgcc/libgcc.h 2009-08-19 19:44:40 UTC (rev 560)
+++ trunk/openbios-devel/libgcc/libgcc.h 2009-08-20 19:10:04 UTC (rev 561)
@@ -38,6 +38,8 @@
__uint128_t __umodti3(__uint128_t num, __uint128_t den);
TItype __multi3 (TItype u, TItype v);
+TItype __negti2 (TItype u);
+
#endif
#endif /* _LIBGCC_H */
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