* configure.in: Compute sizeof-long-double.
* configure: Regenerated.
* config.make.in: Make sizeof-long-double available to sub-makes.
In libc/soft-fp/:
* soft-fp.h (_FP_ROUND_ZERO): Cast 0 to void before using it
as a statement.
* sysdeps/powerpc/Makefile (routines): New file.
* sysdeps/powerpc/q_*: New files.
2000-03-03 Geoff Keating <geoffk@cygnus.com>
* configure.in: Compute sizeof-long-double.
* configure: Regenerated.
* config.make.in: Make sizeof-long-double available to sub-makes.
+2000-03-03 Geoff Keating <geoffk@cygnus.com>
+
+ * configure.in: Compute sizeof-long-double.
+ * configure: Regenerated.
+ * config.make.in: Make sizeof-long-double available to sub-makes.
+
2000-03-03 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/unix/sysv/linux/init-first.c: Remove trace of personality
have-bash2 = @libc_cv_have_bash2@
have-ksh = @libc_cv_have_ksh@
+sizeof-long-double = @sizeof_long_double@
+
# Configuration options.
gnu-as = @gnu_as@
gnu-ld = @gnu_ld@
fi
-for ac_prog in mawk gawk nawk awk
+for ac_prog in gawk mawk nawk awk
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo "$ac_t""$LIBGD" 1>&6
+echo $ac_n "checking size of long double""... $ac_c" 1>&6
+echo "configure:3040: checking size of long double" >&5
+if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test "$cross_compiling" = yes; then
+ ac_cv_sizeof_long_double=0
+else
+ cat > conftest.$ac_ext <<EOF
+#line 3048 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+main()
+{
+ FILE *f=fopen("conftestval", "w");
+ if (!f) exit(1);
+ fprintf(f, "%d\n", sizeof(long double));
+ exit(0);
+}
+EOF
+if { (eval echo configure:3059: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+ ac_cv_sizeof_long_double=`cat conftestval`
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -fr conftest*
+ ac_cv_sizeof_long_double=0
+fi
+rm -fr conftest*
+fi
+
+fi
+echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6
+cat >> confdefs.h <<EOF
+#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
+EOF
+
+
+sizeof_long_double=$ac_cv_sizeof_long_double
+
+
### End of automated tests.
### Now run sysdeps configure fragments.
fi
echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
-echo "configure:3085: checking OS release for uname" >&5
+echo "configure:3127: checking OS release for uname" >&5
if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
uname_release="$libc_cv_uname_release"
echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
-echo "configure:3107: checking OS version for uname" >&5
+echo "configure:3149: checking OS version for uname" >&5
if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking stdio selection""... $ac_c" 1>&6
-echo "configure:3129: checking stdio selection" >&5
+echo "configure:3171: checking stdio selection" >&5
case $stdio in
libio) cat >> confdefs.h <<\EOF
# Test for old glibc 2.0.x headers so that they can be removed properly
# Search only in includedir.
echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
-echo "configure:3143: checking for old glibc 2.0.x headers" >&5
+echo "configure:3185: checking for old glibc 2.0.x headers" >&5
if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
then
old_glibc_headers=yes
fi
echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
-echo "configure:3198: checking whether -fPIC is default" >&5
+echo "configure:3240: checking whether -fPIC is default" >&5
if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
s%@no_whole_archive@%$no_whole_archive%g
s%@exceptions@%$exceptions%g
s%@LIBGD@%$LIBGD%g
+s%@sizeof_long_double@%$sizeof_long_double%g
s%@uname_sysname@%$uname_sysname%g
s%@uname_release@%$uname_release%g
s%@uname_version@%$uname_version%g
AC_MSG_RESULT($LIBGD)
AC_SUBST(LIBGD)
+dnl check for the size of 'long double'.
+AC_CHECK_SIZEOF(long double, 0)
+sizeof_long_double=$ac_cv_sizeof_long_double
+AC_SUBST(sizeof_long_double)
+
### End of automated tests.
### Now run sysdeps configure fragments.
+2000-03-03 Geoff Keating <geoffk@cygnus.com>
+
+ * soft-fp.h (_FP_ROUND_ZERO): Cast 0 to void before using it
+ as a statement.
+
+ * sysdeps/powerpc/Makefile (routines): New file.
+ * sysdeps/powerpc/q_*: New files.
+
1999-10-29 Jakub Jelinek <jakub@redhat.com>
* Makefile: New file.
/* Software floating-point emulation.
- Copyright (C) 1997,1998,1999 Free Software Foundation, Inc.
+ Copyright (C) 1997,1998,1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson (rth@cygnus.com),
Jakub Jelinek (jj@ultra.linux.cz),
_FP_FRAC_ADDI_##wc(X, _FP_WORK_ROUND); \
} while (0)
-#define _FP_ROUND_ZERO(wc, X) 0
+#define _FP_ROUND_ZERO(wc, X) (void)0
#define _FP_ROUND_PINF(wc, X) \
do { \
--- /dev/null
+# Software floating-point emulation.
+# Makefile for PowerPC SVR4 ABI mandated long double utility
+# functions (_q_*).
+# Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+# Contributed by Jakub Jelinek (jj@ultra.linux.cz).
+#
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Library General Public License as
+# published by the Free Software Foundation; either version 2 of the
+# License, or (at your option) any later version.
+#
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Library General Public License for more details.
+#
+# You should have received a copy of the GNU Library General Public
+# License along with the GNU C Library; see the file COPYING.LIB. If
+# not, write to the Free Software Foundation, Inc.,
+# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ifeq ($(subdir),soft-fp)
+ifeq ($(sizeof-long-double),16)
+powerpc-quad-routines := q_add q_cmp q_cmpe q_div q_dtoq q_feq q_fge \
+ q_fgt q_fle q_flt q_fne q_itoq q_mul q_neg q_qtod q_qtoi \
+ q_qtos q_qtou q_qtoull q_qtoll q_sqrt q_stoq q_sub q_utoq \
+ q_ulltoq q_lltoq q_util
+routines += $(powerpc-quad-routines)
+endif
+endif
+
+ifeq ($(subdir),math)
+CPPFLAGS += -I../soft-fp/
+endif
--- /dev/null
+libc {
+ GLIBC_2.2 {
+ _q_add; _q_cmp; _q_cmpe; _q_div; _q_dtoq; _q_feq; _q_fge; _q_fgt;
+ _q_fle; _q_flt; _q_fne; _q_itoq; _q_mul; _q_neg; _q_qtod; _q_qtoi;
+ _q_qtos; _q_qtou; _q_sqrt; _q_stoq; _q_sub;
+ _q_utoq;
+ _q_lltoq; _q_qtoll; _q_qtoull; _q_ulltoq;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return a + b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_add(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+ FP_UNPACK_Q(B, b);
+ FP_ADD_Q(C, A, B);
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Compare a and b, return float condition code.
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_cmp(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, 3);
+ if (r == -1) r = 2;
+ if (r == 3 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Compare a and b, return float condition code.
+ Signal exception (unless masked) if unordered.
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_cmpe(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, 3);
+ if (r == -1) r = 2;
+ if (r == 3)
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return a / b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_div(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+ FP_UNPACK_Q(B, b);
+ FP_DIV_Q(C, A, B);
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long double)(a)
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "double.h"
+#include "quad.h"
+
+long double _q_dtoq(const double a)
+{
+ FP_DECL_EX;
+ FP_DECL_D(A);
+ FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_D(A, a);
+#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
+ FP_CONV(Q,D,4,2,C,A);
+#else
+ FP_CONV(Q,D,2,1,C,A);
+#endif
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a == b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_feq(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_EQ_Q(r, A, B);
+ if (r && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return !r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a >= b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_fge(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, 3);
+ if (r == 3)
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return (r <= 0);
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a > b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_fgt(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, 3);
+ if (r == 3)
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return (r == -1);
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a <= b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_fle(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, -2);
+ if (r == -2)
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return (r >= 0);
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a < b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_flt(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_Q(r, B, A, 3);
+ if (r == 3)
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return (r == 1);
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return 1 if a != b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_fne(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B);
+ int r;
+
+ FP_UNPACK_RAW_Q(A, a);
+ FP_UNPACK_RAW_Q(B, b);
+ FP_CMP_EQ_Q(r, A, B);
+ if (r && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+ FP_SET_EXCEPTION(FP_EX_INVALID);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long double)(a)
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_itoq(const int a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(C);
+ int b = a;
+ long double c;
+
+ FP_FROM_INT_Q(C, b, 32, int);
+ FP_PACK_Q(c, C);
+ FP_CLEAR_EXCEPTIONS;
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long double)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_lltoq(const long long a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(C);
+ long double c;
+ long long b = a;
+
+ FP_FROM_INT_Q(C, b, 64, long long);
+ FP_PACK_Q(c, C);
+ FP_CLEAR_EXCEPTIONS;
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return a * b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_mul(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+ FP_UNPACK_Q(B, b);
+ FP_MUL_Q(C, A, B);
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return !a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_neg(const long double a)
+{
+ FP_DECL_EX;
+ long double c = a;
+
+#if (__BYTE_ORDER == __BIG_ENDIAN)
+ ((UWtype *)&c)[0] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));
+#elif (__BYTE_ORDER == __LITTLE_ENDIAN) && (W_TYPE_SIZE == 64)
+ ((UWtype *)&c)[1] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));
+#elif (__BYTE_ORDER == __LITTLE_ENDIAN) && (W_TYPE_SIZE == 32)
+ ((UWtype *)&c)[3] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));
+#else
+ FP_DECL_Q(A); FP_DECL_Q(C);
+
+ FP_UNPACK_Q(A, a);
+ FP_NEG_Q(C, A);
+ FP_PACK_Q(c, C);
+#endif
+ FP_CLEAR_EXCEPTIONS;
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (double)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "double.h"
+#include "quad.h"
+
+double _q_qtod(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ FP_DECL_D(R);
+ double r;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
+ FP_CONV(D,Q,2,4,R,A);
+#else
+ FP_CONV(D,Q,1,2,R,A);
+#endif
+ FP_PACK_D(r, R);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (int)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define FP_ROUNDMODE FP_RND_ZERO
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_qtoi(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ int r;
+
+ FP_UNPACK_Q(A, a);
+ FP_TO_INT_Q(r, A, 32, 1);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define FP_ROUNDMODE FP_RND_ZERO
+#include "soft-fp.h"
+#include "quad.h"
+
+long long _q_qtoll(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ long long r;
+
+ FP_UNPACK_Q(A, a);
+ FP_TO_INT_Q(r, A, 64, 1);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (float)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "single.h"
+#include "quad.h"
+
+float _q_qtos(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ FP_DECL_S(R);
+ float r;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
+ FP_CONV(S,Q,1,4,R,A);
+#else
+ FP_CONV(S,Q,1,2,R,A);
+#endif
+ FP_PACK_S(r, R);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (unsigned int)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define FP_ROUNDMODE FP_RND_ZERO
+#include "soft-fp.h"
+#include "quad.h"
+
+unsigned int _q_qtou(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ unsigned int r;
+
+ FP_UNPACK_Q(A, a);
+ FP_TO_INT_Q(r, A, 32, -1);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#define FP_ROUNDMODE FP_RND_ZERO
+#include "soft-fp.h"
+#include "quad.h"
+
+unsigned long long _q_qtoull(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A);
+ unsigned long long r;
+
+ FP_UNPACK_Q(A, a);
+ FP_TO_INT_Q(r, A, 64, -1);
+ FP_HANDLE_EXCEPTIONS;
+
+ return r;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return sqrtl(a)
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_sqrt(const long double a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+ FP_SQRT_Q(C, A);
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ c = (long double)(a)
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "single.h"
+#include "quad.h"
+
+long double _q_stoq(const float a)
+{
+ FP_DECL_EX;
+ FP_DECL_S(A);
+ FP_DECL_Q(C);
+ long double c;
+
+ FP_UNPACK_S(A, a);
+#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
+ FP_CONV(Q,S,4,1,C,A);
+#else
+ FP_CONV(Q,S,2,1,C,A);
+#endif
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ c = a - b
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_sub(const long double a, const long double b)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+ long double c;
+
+ FP_INIT_ROUNDMODE;
+ FP_UNPACK_Q(A, a);
+ FP_UNPACK_Q(B, b);
+ FP_SUB_Q(C, A, B);
+ FP_PACK_Q(c, C);
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Return (long double)a
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_ulltoq(const unsigned long long a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(C);
+ long double c;
+ unsigned long long b = a;
+
+ FP_FROM_INT_Q(C, b, 64, long long);
+ FP_PACK_Q(c, C);
+ FP_CLEAR_EXCEPTIONS;
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
--- /dev/null
+/* Software floating-point emulation.
+ Helper routine for _q_* routines.
+ Simulate exceptions using double arithmetics.
+ Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+
+unsigned long long ___q_numbers [] = {
+0x0000000000000000ULL, /* Zero */
+0x0010100000000000ULL, /* Very tiny number */
+0x0010000000000000ULL, /* Minimum normalized number */
+0x7fef000000000000ULL, /* A huge double number */
+};
+
+double ___q_simulate_exceptions(int exceptions)
+{
+ double d, *p = (double *)___q_numbers;
+ if (exceptions & FP_EX_INVALID)
+ d = p[0]/p[0];
+ if (exceptions & FP_EX_OVERFLOW)
+ {
+ d = p[3] + p[3];
+ exceptions &= ~FP_EX_INEXACT;
+ }
+ if (exceptions & FP_EX_UNDERFLOW)
+ {
+ if (exceptions & FP_EX_INEXACT)
+ {
+ d = p[2] * p[2];
+ exceptions &= ~FP_EX_INEXACT;
+ }
+ else
+ d = p[1] - p[2];
+ }
+ if (exceptions & FP_EX_DIVZERO)
+ d = 1.0/p[0];
+ if (exceptions & FP_EX_INEXACT)
+ d = p[3] - p[2];
+ return d;
+}
--- /dev/null
+/* Software floating-point emulation.
+ c = (long double)(a)
+ Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Richard Henderson (rth@cygnus.com) and
+ Jakub Jelinek (jj@ultra.linux.cz).
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_uitoq(const unsigned int a)
+{
+ FP_DECL_EX;
+ FP_DECL_Q(C);
+ long double c;
+ unsigned int b = a;
+
+ FP_FROM_INT_Q(C, b, 32, int);
+ FP_PACK_Q(c, C);
+ FP_CLEAR_EXCEPTIONS;
+ FP_HANDLE_EXCEPTIONS;
+ return c;
+}
projects / external / glibc.git / commitdiff