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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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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
View File

@ -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
View File

@ -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);
}