RISC-V: Add machine-specific implementation for isnan[f] and copysign[f]
This commit is contained in:
Kito Cheng
Corinna Vinschen
parent
a7f82939d8
commit
5cf5a2e4c0
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@ -12,7 +12,9 @@ LIB_SOURCES = \
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s_fabs.c sf_fabs.c \
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s_fpclassify.c sf_fpclassify.c \
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s_finite.c sf_finite.c \
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s_isinf.c sf_isinf.c
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s_isinf.c sf_isinf.c \
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s_isnan.c sf_isnan.c \
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s_copysign.c sf_copysign.c
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noinst_LIBRARIES = lib.a
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lib_a_SOURCES = $(LIB_SOURCES)
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@ -84,7 +84,9 @@ am__objects_1 = lib_a-feclearexcept.$(OBJEXT) \
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lib_a-sf_fabs.$(OBJEXT) lib_a-s_fpclassify.$(OBJEXT) \
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lib_a-sf_fpclassify.$(OBJEXT) lib_a-s_finite.$(OBJEXT) \
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lib_a-sf_finite.$(OBJEXT) lib_a-s_isinf.$(OBJEXT) \
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lib_a-sf_isinf.$(OBJEXT)
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lib_a-sf_isinf.$(OBJEXT) lib_a-s_isnan.$(OBJEXT) \
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lib_a-sf_isnan.$(OBJEXT) lib_a-s_copysign.$(OBJEXT) \
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lib_a-sf_copysign.$(OBJEXT)
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am_lib_a_OBJECTS = $(am__objects_1)
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lib_a_OBJECTS = $(am_lib_a_OBJECTS)
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DEFAULT_INCLUDES = -I.@am__isrc@
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@ -218,7 +220,9 @@ LIB_SOURCES = \
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s_fabs.c sf_fabs.c \
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s_fpclassify.c sf_fpclassify.c \
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s_finite.c sf_finite.c \
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s_isinf.c sf_isinf.c
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s_isinf.c sf_isinf.c \
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s_isnan.c sf_isnan.c \
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s_copysign.c sf_copysign.c
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noinst_LIBRARIES = lib.a
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lib_a_SOURCES = $(LIB_SOURCES)
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@ -464,6 +468,30 @@ lib_a-sf_isinf.o: sf_isinf.c
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lib_a-sf_isinf.obj: sf_isinf.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sf_isinf.obj `if test -f 'sf_isinf.c'; then $(CYGPATH_W) 'sf_isinf.c'; else $(CYGPATH_W) '$(srcdir)/sf_isinf.c'; fi`
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lib_a-s_isnan.o: s_isnan.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-s_isnan.o `test -f 's_isnan.c' || echo '$(srcdir)/'`s_isnan.c
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lib_a-s_isnan.obj: s_isnan.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-s_isnan.obj `if test -f 's_isnan.c'; then $(CYGPATH_W) 's_isnan.c'; else $(CYGPATH_W) '$(srcdir)/s_isnan.c'; fi`
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lib_a-sf_isnan.o: sf_isnan.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sf_isnan.o `test -f 'sf_isnan.c' || echo '$(srcdir)/'`sf_isnan.c
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lib_a-sf_isnan.obj: sf_isnan.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sf_isnan.obj `if test -f 'sf_isnan.c'; then $(CYGPATH_W) 'sf_isnan.c'; else $(CYGPATH_W) '$(srcdir)/sf_isnan.c'; fi`
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lib_a-s_copysign.o: s_copysign.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-s_copysign.o `test -f 's_copysign.c' || echo '$(srcdir)/'`s_copysign.c
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lib_a-s_copysign.obj: s_copysign.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-s_copysign.obj `if test -f 's_copysign.c'; then $(CYGPATH_W) 's_copysign.c'; else $(CYGPATH_W) '$(srcdir)/s_copysign.c'; fi`
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lib_a-sf_copysign.o: sf_copysign.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sf_copysign.o `test -f 'sf_copysign.c' || echo '$(srcdir)/'`sf_copysign.c
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lib_a-sf_copysign.obj: sf_copysign.c
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$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-sf_copysign.obj `if test -f 'sf_copysign.c'; then $(CYGPATH_W) 'sf_copysign.c'; else $(CYGPATH_W) '$(srcdir)/sf_copysign.c'; fi`
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ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
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list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
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unique=`for i in $$list; do \
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@ -0,0 +1,50 @@
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/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2020 Kito Cheng
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <math.h>
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#if defined(__riscv_flen) && __riscv_flen >= 64
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double
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copysign (double x, double y)
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{
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double result;
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asm ("fsgnj.d\t%0, %1, %2" : "=f"(result) : "f"(x), "f"(y));
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return result;
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}
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#else
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#include "../../common/s_copysign.c"
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#endif
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@ -0,0 +1,52 @@
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/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2020 Kito Cheng
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <math.h>
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#include <ieeefp.h>
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#if defined(__riscv_flen) && __riscv_flen >= 64
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#include "riscv_math.h"
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#undef isnan
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int
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isnan (double x)
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{
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long fclass = _fclass_d (x);
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return (fclass & FCLASS_NAN);
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}
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#else
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#include "../../common/s_isnan.c"
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#endif
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@ -0,0 +1,50 @@
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/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2020 Kito Cheng
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <math.h>
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#if defined(__riscv_flen) && __riscv_flen >= 32
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float
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copysignf (float x, float y)
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{
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float result;
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asm ("fsgnj.s\t%0, %1, %2" : "=f"(result) : "f"(x), "f"(y));
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return result;
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}
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#else
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#include "../../common/sf_copysign.c"
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#endif
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@ -0,0 +1,52 @@
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/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2020 Kito Cheng
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <math.h>
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#include <ieeefp.h>
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#if defined(__riscv_flen) && __riscv_flen >= 32
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#include "riscv_math.h"
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#undef isnanf
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int
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isnanf (float x)
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{
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long fclass = _fclass_f (x);
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return (fclass & FCLASS_NAN);
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}
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#else
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#include "../../common/sf_isnan.c"
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#endif
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