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arm: Split fenv.c into multiple files 

Use the already existing stub files if possible.  These files are
necessary to override the stub implementation with the machine-specific
implementation through the build system.

Reviewed-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
Signed-off-by: Eshan dhawan <eshandhawan51@gmail.com>
This commit is contained in:
Eshan dhawan 2020-07-24 00:36:46 +05:30 committed by Sebastian Huber
parent b7a6e02dc6
commit 3ca4325968
19 changed files with 696 additions and 282 deletions
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6
newlib/libm/machine/arm/Makefile.am
View File

@ -26,13 +26,15 @@ LIB_SOURCES = \
fegetexceptflag.c \
fegetround.c \
feholdexcept.c \
fenv.c \
fegetexcept.c \
feraiseexcept.c \
fesetenv.c \
fesetexceptflag.c \
fesetround.c \
fetestexcept.c \
feupdateenv.c
feupdateenv.c \
feenableexcept.c \
fedisableexcept.c
noinst_LIBRARIES = lib.a

34
newlib/libm/machine/arm/Makefile.in
View File

@ -54,7 +54,8 @@ build_triplet = @build@
host_triplet = @host@
DIST_COMMON = $(srcdir)/../../../Makefile.shared $(srcdir)/Makefile.in \
$(srcdir)/Makefile.am $(top_srcdir)/configure \
$(am__configure_deps) $(srcdir)/../../../../mkinstalldirs
$(am__configure_deps) $(srcdir)/../../../../mkinstalldirs \
$(srcdir)/../../../../mkinstalldirs
subdir = .
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../../../acinclude.m4 \
@ -80,10 +81,11 @@ am__objects_1 = lib_a-e_sqrt.$(OBJEXT) lib_a-ef_sqrt.$(OBJEXT) \
lib_a-feclearexcept.$(OBJEXT) lib_a-fe_dfl_env.$(OBJEXT) \
lib_a-fegetenv.$(OBJEXT) lib_a-fegetexceptflag.$(OBJEXT) \
lib_a-fegetround.$(OBJEXT) lib_a-feholdexcept.$(OBJEXT) \
lib_a-fenv.$(OBJEXT) lib_a-feraiseexcept.$(OBJEXT) \
lib_a-fegetexcept.$(OBJEXT) lib_a-feraiseexcept.$(OBJEXT) \
lib_a-fesetenv.$(OBJEXT) lib_a-fesetexceptflag.$(OBJEXT) \
lib_a-fesetround.$(OBJEXT) lib_a-fetestexcept.$(OBJEXT) \
lib_a-feupdateenv.$(OBJEXT)
lib_a-feupdateenv.$(OBJEXT) lib_a-feenableexcept.$(OBJEXT) \
lib_a-fedisableexcept.$(OBJEXT)
am_lib_a_OBJECTS = $(am__objects_1)
lib_a_OBJECTS = $(am_lib_a_OBJECTS)
DEFAULT_INCLUDES = -I.@am__isrc@
@ -230,13 +232,15 @@ LIB_SOURCES = \
fegetexceptflag.c \
fegetround.c \
feholdexcept.c \
fenv.c \
fegetexcept.c \
feraiseexcept.c \
fesetenv.c \
fesetexceptflag.c \
fesetround.c \
fetestexcept.c \
feupdateenv.c
feupdateenv.c \
feenableexcept.c \
fedisableexcept.c
noinst_LIBRARIES = lib.a
lib_a_SOURCES = $(LIB_SOURCES)
@ -434,11 +438,11 @@ lib_a-feholdexcept.o: feholdexcept.c
lib_a-feholdexcept.obj: feholdexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-feholdexcept.obj `if test -f 'feholdexcept.c'; then $(CYGPATH_W) 'feholdexcept.c'; else $(CYGPATH_W) '$(srcdir)/feholdexcept.c'; fi`
lib_a-fenv.o: fenv.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fenv.o `test -f 'fenv.c' || echo '$(srcdir)/'`fenv.c
lib_a-fegetexcept.o: fegetexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fegetexcept.o `test -f 'fegetexcept.c' || echo '$(srcdir)/'`fegetexcept.c
lib_a-fenv.obj: fenv.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fenv.obj `if test -f 'fenv.c'; then $(CYGPATH_W) 'fenv.c'; else $(CYGPATH_W) '$(srcdir)/fenv.c'; fi`
lib_a-fegetexcept.obj: fegetexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fegetexcept.obj `if test -f 'fegetexcept.c'; then $(CYGPATH_W) 'fegetexcept.c'; else $(CYGPATH_W) '$(srcdir)/fegetexcept.c'; fi`
lib_a-feraiseexcept.o: feraiseexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-feraiseexcept.o `test -f 'feraiseexcept.c' || echo '$(srcdir)/'`feraiseexcept.c
@ -476,6 +480,18 @@ lib_a-feupdateenv.o: feupdateenv.c
lib_a-feupdateenv.obj: feupdateenv.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-feupdateenv.obj `if test -f 'feupdateenv.c'; then $(CYGPATH_W) 'feupdateenv.c'; else $(CYGPATH_W) '$(srcdir)/feupdateenv.c'; fi`
lib_a-feenableexcept.o: feenableexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-feenableexcept.o `test -f 'feenableexcept.c' || echo '$(srcdir)/'`feenableexcept.c
lib_a-feenableexcept.obj: feenableexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-feenableexcept.obj `if test -f 'feenableexcept.c'; then $(CYGPATH_W) 'feenableexcept.c'; else $(CYGPATH_W) '$(srcdir)/feenableexcept.c'; fi`
lib_a-fedisableexcept.o: fedisableexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fedisableexcept.o `test -f 'fedisableexcept.c' || echo '$(srcdir)/'`fedisableexcept.c
lib_a-fedisableexcept.obj: fedisableexcept.c
$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-fedisableexcept.obj `if test -f 'fedisableexcept.c'; then $(CYGPATH_W) 'fedisableexcept.c'; else $(CYGPATH_W) '$(srcdir)/fedisableexcept.c'; fi`
ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
unique=`for i in $$list; do \

40
newlib/libm/machine/arm/_fenv.h Normal file
View File

@ -0,0 +1,40 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include <fenv.h>
#ifndef __SOFTFP__
#define vmrs_fpscr(__r) __asm __volatile("vmrs %0, fpscr" : "=&r"(__r))
#define vmsr_fpscr(__r) __asm __volatile("vmsr fpscr, %0" : : "r"(__r))
#define _FPU_MASK_SHIFT 8
#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
FE_UPWARD | FE_TOWARDZERO)
#endif

37
newlib/libm/machine/arm/fe_dfl_env.c
View File

@ -1,7 +1,36 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
fenv_t __fe_dfl_env = { 0 };
const fenv_t *_fe_dfl_env = &__fe_dfl_env;

45
newlib/libm/machine/arm/feclearexcept.c
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@ -1,7 +1,44 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int feclearexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}

47
newlib/libm/machine/arm/fedisableexcept.c Normal file
View File

@ -0,0 +1,47 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "_fenv.h"
int fedisableexcept(int __mask)
{
#ifndef __SOFTFP__
fenv_t __old_fpsr, __new_fpsr;
vmrs_fpscr(__old_fpsr);
__new_fpsr = __old_fpsr &
~((__mask & FE_ALL_EXCEPT) << _FPU_MASK_SHIFT);
vmsr_fpscr(__new_fpsr);
return ((__old_fpsr >> _FPU_MASK_SHIFT) & FE_ALL_EXCEPT);
#else
return (0);
#endif
}

47
newlib/libm/machine/arm/feenableexcept.c Normal file
View File

@ -0,0 +1,47 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "_fenv.h"
int feenableexcept(int __mask)
{
#ifndef __SOFTFP__
fenv_t __old_fpsr, __new_fpsr;
vmrs_fpscr(__old_fpsr);
__new_fpsr = __old_fpsr |
((__mask & FE_ALL_EXCEPT) << _FPU_MASK_SHIFT);
vmsr_fpscr(__new_fpsr);
return ((__old_fpsr >> _FPU_MASK_SHIFT) & FE_ALL_EXCEPT);
#else
return (0);
#endif
}

42
newlib/libm/machine/arm/fegetenv.c
View File

@ -1,7 +1,41 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fegetenv(fenv_t *envp)
{
#ifndef __SOFTFP__
vmrs_fpscr(*envp);
#endif
return (0);
}

44
newlib/libm/machine/arm/fegetexcept.c Normal file
View File

@ -0,0 +1,44 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "_fenv.h"
int fegetexcept(void)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & FE_ALL_EXCEPT);
#else
return (0);
#endif
}

46
newlib/libm/machine/arm/fegetexceptflag.c
View File

@ -1,7 +1,45 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fegetexceptflag(fexcept_t *flagp, int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
__fpsr |= *flagp & excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}

49
newlib/libm/machine/arm/fegetround.c
View File

@ -1,7 +1,48 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fegetround(void)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & _ROUND_MASK);
#else
#ifdef FE_TONEAREST
return (FE_TONEAREST);
#else
return (0);
#endif
#endif
}

46
newlib/libm/machine/arm/feholdexcept.c
View File

@ -1,7 +1,45 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int feholdexcept(fenv_t *envp)
{
#ifndef __SOFTFP__
fenv_t __env;
vmrs_fpscr(__env);
*envp = __env;
__env &= ~(FE_ALL_EXCEPT);
vmsr_fpscr(__env);
#endif
return (0);
}

223
newlib/libm/machine/arm/fenv.c
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@ -1,223 +0,0 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include <fenv.h>
#ifndef __SOFTFP__
#define vmrs_fpscr(__r) __asm __volatile("vmrs %0, fpscr" : "=&r"(__r))
#define vmsr_fpscr(__r) __asm __volatile("vmsr fpscr, %0" : : "r"(__r))
#define _FPU_MASK_SHIFT 8
#define _ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | \
FE_UPWARD | FE_TOWARDZERO)
#endif
fenv_t __fe_dfl_env = { 0 };
const fenv_t *_fe_dfl_env = &__fe_dfl_env;
int feclearexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}
int fegetexceptflag(fexcept_t *flagp, int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
__fpsr |= *flagp & excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}
int fesetexceptflag(const fexcept_t *flagp, int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
__fpsr |= *flagp & excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}
int feraiseexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __ex = excepts;
fesetexceptflag(&__ex, excepts);
#endif
return (0);
}
int fetestexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & excepts);
#else
return (0);
#endif
}
int fegetround(void)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & _ROUND_MASK);
#else
#ifdef FE_TONEAREST
return (FE_TONEAREST);
#else
return (0);
#endif
#endif
}
int fesetround(int round)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~(_ROUND_MASK);
__fpsr |= round;
vmsr_fpscr(__fpsr);
#endif
return (0);
}
int fegetenv(fenv_t *envp)
{
#ifndef __SOFTFP__
vmrs_fpscr(*envp);
#endif
return (0);
}
int feholdexcept(fenv_t *envp)
{
#ifndef __SOFTFP__
fenv_t __env;
vmrs_fpscr(__env);
*envp = __env;
__env &= ~(FE_ALL_EXCEPT);
vmsr_fpscr(__env);
#endif
return (0);
}
int fesetenv(const fenv_t *envp)
{
#ifndef __SOFTFP__
vmsr_fpscr(*envp);
#endif
return (0);
}
int feupdateenv(const fenv_t *envp)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
vmsr_fpscr(*envp);
feraiseexcept(__fpsr & FE_ALL_EXCEPT);
#else
#if defined(FE_NOMASK_ENV) && FE_ALL_EXCEPT != 0
if (envp == FE_NOMASK_ENV)
return (1);
#endif
#endif
return (0);
}
int feenableexcept(int __mask)
{
#ifndef __SOFTFP__
fenv_t __old_fpsr, __new_fpsr;
vmrs_fpscr(__old_fpsr);
__new_fpsr = __old_fpsr |
((__mask & FE_ALL_EXCEPT) << _FPU_MASK_SHIFT);
vmsr_fpscr(__new_fpsr);
return ((__old_fpsr >> _FPU_MASK_SHIFT) & FE_ALL_EXCEPT);
#else
return (0);
#endif
}
int fedisableexcept(int __mask)
{
#ifndef __SOFTFP__
fenv_t __old_fpsr, __new_fpsr;
vmrs_fpscr(__old_fpsr);
__new_fpsr = __old_fpsr &
~((__mask & FE_ALL_EXCEPT) << _FPU_MASK_SHIFT);
vmsr_fpscr(__new_fpsr);
return ((__old_fpsr >> _FPU_MASK_SHIFT) & FE_ALL_EXCEPT);
#else
return (0);
#endif
}
int fegetexcept(void)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & FE_ALL_EXCEPT);
#else
return (0);
#endif
}

43
newlib/libm/machine/arm/feraiseexcept.c
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@ -1,7 +1,42 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int feraiseexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __ex = excepts;
fesetexceptflag(&__ex, excepts);
#endif
return (0);
}

42
newlib/libm/machine/arm/fesetenv.c
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@ -1,7 +1,41 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include <fenv.h>
int fesetenv(const fenv_t *envp)
{
#ifndef __SOFTFP__
vmsr_fpscr(*envp);
#endif
return (0);
}

46
newlib/libm/machine/arm/fesetexceptflag.c
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@ -1,7 +1,45 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fesetexceptflag(const fexcept_t *flagp, int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~excepts;
__fpsr |= *flagp & excepts;
vmsr_fpscr(__fpsr);
#endif
return (0);
}

46
newlib/libm/machine/arm/fesetround.c
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@ -1,7 +1,45 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fesetround(int round)
{
#ifndef __SOFTFP__
fenv_t __fpsr;
vmrs_fpscr(__fpsr);
__fpsr &= ~(_ROUND_MASK);
__fpsr |= round;
vmsr_fpscr(__fpsr);
#endif
return (0);
}

45
newlib/libm/machine/arm/fetestexcept.c
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@ -1,7 +1,44 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int fetestexcept(int excepts)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
return (__fpsr & excepts);
#else
return (0);
#endif
}

50
newlib/libm/machine/arm/feupdateenv.c
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@ -1,7 +1,49 @@
/*
* SPDX-License-Identifier: BSD-2-Clause
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* (c) Copyright 2019 Joel Sherrill <joel@rtems.org>
* Copyright (c) 2004-2005 David Schultz <das@FreeBSD.ORG>
* Copyright (c) 2013 Andrew Turner <andrew@FreeBSD.ORG>
* 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.
*
* $FreeBSD$
*/
#include "../../fenv/fenv_stub.c"
#include "_fenv.h"
int feupdateenv(const fenv_t *envp)
{
#ifndef __SOFTFP__
fexcept_t __fpsr;
vmrs_fpscr(__fpsr);
vmsr_fpscr(*envp);
feraiseexcept(__fpsr & FE_ALL_EXCEPT);
#else
#if defined(FE_NOMASK_ENV) && FE_ALL_EXCEPT != 0
if (envp == FE_NOMASK_ENV)
return (1);
#endif
#endif
return (0);
}