freebsd-skq/lib/libc/arm/aeabi/aeabi_unwind_cpp.c
Andrew Turner 0129836894 Add the required __aeabi_* functions to libc.
The floating point functions are here rather than compiler-rt because the
libc softfloat code allows us to set the rounding mode.
2013-01-19 05:33:55 +00:00

62 lines
1.9 KiB
C

/*
* Copyright (C) 2011 Andrew Turner
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/*
* Provide an implementation of __aeabi_unwind_cpp_pr{0,1,2}. These are
* required by libc but are implemented in libgcc_eh.a which we don't link
* against. The libgcc_eh.a version will be called so we call abort to
* check this.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stdlib.h>
void __aeabi_unwind_cpp_pr0(void) __hidden;
void __aeabi_unwind_cpp_pr1(void) __hidden;
void __aeabi_unwind_cpp_pr2(void) __hidden;
void
__aeabi_unwind_cpp_pr0(void)
{
abort();
}
void
__aeabi_unwind_cpp_pr1(void)
{
abort();
}
void
__aeabi_unwind_cpp_pr2(void)
{
abort();
}