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| author | Michael Sevakis <jethead71@rockbox.org> | 2009-01-24 03:47:09 +0000 |
|---|---|---|
| committer | Michael Sevakis <jethead71@rockbox.org> | 2009-01-24 03:47:09 +0000 |
| commit | b0befadad1d9ec691ba647b948422e66a43f3674 (patch) | |
| tree | 92f5fe47e0826daab66d2e321c96412841392058 /apps/plugins/lib | |
| parent | ef8413eb4fd7fead45d33b3ecae003210978b85d (diff) | |
| download | rockbox-b0befadad1d9ec691ba647b948422e66a43f3674.zip rockbox-b0befadad1d9ec691ba647b948422e66a43f3674.tar.gz rockbox-b0befadad1d9ec691ba647b948422e66a43f3674.tar.bz2 rockbox-b0befadad1d9ec691ba647b948422e66a43f3674.tar.xz | |
Include divide-by-zero handling within plugins and codecs for ARM processors.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19834 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/lib')
| -rw-r--r-- | apps/plugins/lib/SOURCES | 4 | ||||
| -rw-r--r-- | apps/plugins/lib/gcc-support.c | 30 |
2 files changed, 34 insertions, 0 deletions
diff --git a/apps/plugins/lib/SOURCES b/apps/plugins/lib/SOURCES index bb7da12..c906136 100644 --- a/apps/plugins/lib/SOURCES +++ b/apps/plugins/lib/SOURCES @@ -1,3 +1,7 @@ +#ifdef CPU_ARM +/* For now, only ARM uses this for __div0 */ +gcc-support.c +#endif oldmenuapi.c configfile.c fixedpoint.c diff --git a/apps/plugins/lib/gcc-support.c b/apps/plugins/lib/gcc-support.c new file mode 100644 index 0000000..91744d7 --- /dev/null +++ b/apps/plugins/lib/gcc-support.c @@ -0,0 +1,30 @@ +/*************************************************************************** +* __________ __ ___. +* Open \______ \ ____ ____ | | _\_ |__ _______ ___ +* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / +* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < +* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ +* \/ \/ \/ \/ \/ +* $Id$ +* +* Copyright (C) 2009 by Michael Sevakis +* +* Miscellaneous compiler support routines. +* +* This program 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 +* of the License, or (at your option) any later version. +* +* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY +* KIND, either express or implied +* +****************************************************************************/ +#include "plugin.h" + +#ifdef CPU_ARM +void __attribute__((naked)) __div0(void) +{ + asm volatile("bx %0" : : "r"(rb->__div0)); +} +#endif |