distinfo
distinfo
+analysis
+docs
+
crypt
linuxthreads
localedata
+1997-04-15 03:14 Ulrich Drepper <drepper@cygnus.com>
+
+ * wcsmbs/wcsstr.c: Add weak alias wcswcs for Unix98 compliance.
+
+ * math/Makefile (libm-calls): Add s_sincos and s_cproj.
+ * math/mathcalls.h: Add prototype for sincos.
+ * sysdeps/i386/fpu/__math.h: Warn about restriction on arguments to
+ inlined sin and cos function.
+ Define functions new in ISO C 9X when __USE_ISOC9X is defined.
+ Add optimized version of finite.
+ Rewrite sincos function to handle too large arguments.
+ * sysdeps/libm-i387/s_cos.S: Better code alignment.
+ * sysdeps/libm-i387/s_cosl.S: Likewise.
+ * sysdeps/libm-i387/s_sin.S: Likewise.
+ * sysdeps/libm-i387/s_sinl.S: Likewise.
+ * sysdeps/libm-i387/s_finite.S: Yet better code.
+ * sysdeps/libm-i387/s_finitef.S: Likewise.
+ * sysdeps/libm-i387/s_sincos.S: New file.
+ * sysdeps/libm-i387/s_sincosf.S: New file.
+ * sysdeps/libm-i387/s_sincosl.S: New file.
+ * sysdeps/libm-ieee754/s_sincos.c: New file.
+ * sysdeps/libm-ieee754/s_sincosf.c: New file.
+ * sysdeps/libm-ieee754/s_sincosl.c: New file.
+
+ * sysdeps/libm-ieee754/s_ccosh.c: Change to use sincos function.
+ * sysdeps/libm-ieee754/s_ccoshf.c: Likewise.
+ * sysdeps/libm-ieee754/s_ccoshl.c: Likewise.
+ * sysdeps/libm-ieee754/s_cexp.c: Likewise.
+ * sysdeps/libm-ieee754/s_cexpf.c: Likewise.
+ * sysdeps/libm-ieee754/s_cexpl.c: Likewise.
+ * sysdeps/libm-ieee754/s_csinh.c: Likewise.
+ * sysdeps/libm-ieee754/s_csinhf.c: Likewise.
+ * sysdeps/libm-ieee754/s_csinhl.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctan.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctanf.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctanl.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctanh.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctanhf.c: Likewise.
+ * sysdeps/libm-ieee754/s_ctanhl.c: Likewise.
+
+ * sysdeps/libm-ieee754/s_cosl.c: Correct check for range.
+ * sysdeps/libm-ieee754/s_sinl.c: Likewise.
+
+ * sysdeps/libm-ieee754/s_roundtol.c: Fix typos.
+ * sysdeps/libm-ieee754/s_roundtoll.c: Likewise.
+
+ * nis/Makefile (services): Mention nisplus before compat.
+ * nis/nis_call.c (__do_niscall): Change type of variable server_len
+ to prevent warning.
+ * nis/nss_compat/compat-grp.c (getgrent_next_file_plusgroup): Add
+ cast to prevent warning.
+ * nis/nss_compat/compat-pwd.c (getpwent_next_file_plususer): Likewise.
+ * nis/nss_compat/compat-spwd.c (getspent_next_file_plususer): Likewise.
+ * nis/nss_nisplus/nisplus-hosts.c (_nss_nisplus_parse_hostent): Change
+ type of variable `i' to prevent warning.
+ * nis/nss_nisplus/nisplus-network.c (_nss_nisplus_parse_netent):
+ Likewise.
+ * nis/nss_nisplus/nisplus-proto.c (_nss_nisplus_parse_protoent):
+ Likewise.
+ * nis/nss_nisplus/nisplus-rpc.c (_nss_nisplus_parse_rpcent): Likewise.
+ * nis/nss_nisplus/nisplus-service.c (_nss_nisplus_parse_servent):
+ Likewise.
+
+ * sysdeps/generic/Dist: Remove old math implementation files.
+ * sysdeps/generic/mathimpl.h: Removed.
+ * sysdeps/generic/trig.h: Removed.
+ * sysdeps/generic/sincos.c: Removed.
+ * sysdeps/generic/asincos.c: Removed.
+ * sysdeps/generic/exp__E.c: Removed.
+ * sysdeps/generic/log__L.c: Removed.
+
+1997-04-13 17:18 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>
+
+ * malloc/malloc.c (fREe): Small optimization. Before returning,
+ add fast check whether the heap containing top can go away.
+
+1997-04-11 16:46 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>
+
+ * malloc/malloc.c (mALLOc, rEALLOc, cALLOc, mEMALIGn): When
+ failing to allocate a new chunk, also try the main_arena. It may
+ be that we are only running out of mmapped regions, and other
+ arenas cannot be enlarged sufficiently.
+ (new_heap, malloc_extend_top): Handle top_pad more consistently,
+ i.e. only in new_heap().
+
+1997-04-13 21:10 Philip Blundell <pjb27@cl.cam.ac.uk>
+
+ * sysdeps/posix/Makefile: Don't try to build and run mk-stdiolim
+ if cross-compiling.
+
+ * configure.in: Recognise "...linuxaout" OS names and turn off ELF.
+
+ * configure.in: Add ARM support.
+ * sysdeps/arm/Implies: New file.
+ * sysdeps/arm/__longjmp.S: New file.
+ * sysdeps/arm/bsd-_setjmp: New file.
+ * sysdeps/arm/bsd-setjmp: New file.
+ * sysdeps/arm/bytesex.h: New file.
+ * sysdeps/arm/fpu_control.h: New file.
+ * sysdeps/arm/jmp_buf.h: New file.
+ * sysdeps/arm/setjmp.h: New file.
+ * sysdeps/arm/sysdep.h: New file.
+ * sysdeps/unix/arm/config.h: New file.
+
+1997-04-14 04:03 Ulrich Drepper <drepper@cygnus.com>
+
+ * sysdeps/libm-ieee754/s_cproj.c: New file.
+ * sysdeps/libm-ieee754/s_cprojf.c: New file.
+ * sysdeps/libm-ieee754/s_cprojl.c: New file.
+
1997-04-13 01:06 Ulrich Drepper <drepper@cygnus.com>
* isomac.c: Improve messages.
gnu_ld=yes gnu_as=yes ;;
esac
case "$host_os" in
-linux*ecoff*)
+# i586-linuxaout is mangled into i586-pc-linux-gnuaout
+linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
;;
gnu* | linux* | sysv4* | solaris2*)
# These systems (almost) always use the ELF format.
case "$machine" in
a29k | am29000) base_machine=a29k machine=a29k ;;
alpha*) base_machine=alpha machine=alpha/$machine ;;
+arm*) base_machine=arm machine=arm/$machine ;;
hppa*) base_machine=hppa machine=hppa/$machine ;;
i[3456]86) base_machine=i386 machine=i386/$machine ;;
m680?0) base_machine=m68k machine=m68k/$machine ;;
# This can take a while to compute.
sysdep_dir=$srcdir/sysdeps
echo $ac_n "checking sysdep dirs""... $ac_c" 1>&6
-echo "configure:814: checking sysdep dirs" >&5
+echo "configure:816: checking sysdep dirs" >&5
# Make sco3.2v4 become sco3.2.4 and sunos4.1.1_U1 become sunos4.1.1.U1.
os="`echo $os | sed 's/\([0-9A-Z]\)[v_]\([0-9A-Z]\)/\1.\2/g'`"
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1015: checking for a BSD compatible install" >&5
+echo "configure:1017: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
INSTALL='$(..)./install-sh -c'
fi
echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1069: checking whether ln -s works" >&5
+echo "configure:1071: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1094: checking for $ac_word" >&5
+echo "configure:1096: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_MSGFMT'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1127: checking for $ac_word" >&5
+echo "configure:1129: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1156: checking for $ac_word" >&5
+echo "configure:1158: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:1204: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:1206: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
cross_compiling=$ac_cv_prog_cc_cross
cat > conftest.$ac_ext <<EOF
-#line 1214 "configure"
+#line 1216 "configure"
#include "confdefs.h"
main(){return(0);}
EOF
-if { (eval echo configure:1218: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
ac_cv_prog_cc_works=yes
# If we can't run a trivial program, we are probably using a cross compiler.
if (./conftest; exit) 2>/dev/null; then
{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:1238: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1240: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:1243: checking whether we are using GNU C" >&5
+echo "configure:1245: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
yes;
#endif
EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1252: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1254: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
ac_cv_prog_gcc=yes
else
ac_cv_prog_gcc=no
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:1267: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:1269: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:1295: checking build system type" >&5
+echo "configure:1297: checking build system type" >&5
build_alias=$build
case "$build_alias" in
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1318: checking for $ac_word" >&5
+echo "configure:1320: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_BUILD_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1348: checking how to run the C preprocessor" >&5
+echo "configure:1350: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <<EOF
-#line 1363 "configure"
+#line 1365 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1369: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1371: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <<EOF
-#line 1380 "configure"
+#line 1382 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1386: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1388: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
# Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
set dummy ${ac_tool_prefix}ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1417: checking for $ac_word" >&5
+echo "configure:1419: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1448: checking for $ac_word" >&5
+echo "configure:1450: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1479: checking for $ac_word" >&5
+echo "configure:1481: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "bash", so it can be a program name with args.
set dummy bash; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1514: checking for $ac_word" >&5
+echo "configure:1516: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_BASH'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ksh", so it can be a program name with args.
set dummy ksh; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1555: checking for $ac_word" >&5
+echo "configure:1557: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_path_KSH'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
echo $ac_n "checking for signed size_t type""... $ac_c" 1>&6
-echo "configure:1597: checking for signed size_t type" >&5
+echo "configure:1599: checking for signed size_t type" >&5
if eval "test \"`echo '$''{'libc_cv_signed_size_t'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking for libc-friendly stddef.h""... $ac_c" 1>&6
-echo "configure:1621: checking for libc-friendly stddef.h" >&5
+echo "configure:1623: checking for libc-friendly stddef.h" >&5
if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1626 "configure"
+#line 1628 "configure"
#include "confdefs.h"
#define __need_size_t
#define __need_wchar_t
if (&size == NULL || &wchar == NULL) abort ();
; return 0; }
EOF
-if { (eval echo configure:1641: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1643: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_friendly_stddef=yes
else
fi
echo $ac_n "checking whether we need to use -P to assemble .S files""... $ac_c" 1>&6
-echo "configure:1660: checking whether we need to use -P to assemble .S files" >&5
+echo "configure:1662: checking whether we need to use -P to assemble .S files" >&5
if eval "test \"`echo '$''{'libc_cv_need_minus_P'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking for assembler global-symbol directive""... $ac_c" 1>&6
-echo "configure:1683: checking for assembler global-symbol directive" >&5
+echo "configure:1685: checking for assembler global-symbol directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_global_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking for .set assembler directive""... $ac_c" 1>&6
-echo "configure:1713: checking for .set assembler directive" >&5
+echo "configure:1715: checking for .set assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_set_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking for .symver assembler directive""... $ac_c" 1>&6
-echo "configure:1747: checking for .symver assembler directive" >&5
+echo "configure:1749: checking for .symver assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_symver_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
echo "$ac_t""$libc_cv_asm_symver_directive" 1>&6
echo $ac_n "checking for ld --version-script""... $ac_c" 1>&6
-echo "configure:1766: checking for ld --version-script" >&5
+echo "configure:1768: checking for ld --version-script" >&5
if eval "test \"`echo '$''{'libc_cv_ld_version_script_option'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
EOF
if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&5 2>&5; then
if { ac_try='${CC-cc} $CFLAGS --shared -o conftest.so conftest.o
- -Wl,--version-script,conftest.map'; { (eval echo configure:1783: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
+ -Wl,--version-script,conftest.map'; { (eval echo configure:1785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
then
libc_cv_ld_version_script_option=yes
else
if test $elf = yes; then
echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
-echo "configure:1813: checking for .previous assembler directive" >&5
+echo "configure:1815: checking for .previous assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
.section foo_section
.previous
EOF
- if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1821: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+ if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1823: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_asm_previous_directive=yes
else
libc_cv_asm_previous_directive=no
else
echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
-echo "configure:1837: checking for .popsection assembler directive" >&5
+echo "configure:1839: checking for .popsection assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
.pushsection foo_section
.popsection
EOF
- if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1845: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+ if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:1847: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_asm_popsection_directive=yes
else
libc_cv_asm_popsection_directive=no
if test $elf != yes; then
echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
-echo "configure:1865: checking for .init and .fini sections" >&5
+echo "configure:1867: checking for .init and .fini sections" >&5
if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1870 "configure"
+#line 1872 "configure"
#include "confdefs.h"
int main() {
asm (".text");
; return 0; }
EOF
-if { (eval echo configure:1879: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1881: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_have_initfini=yes
else
libc_cv_asm_underscores=no
else
echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
-echo "configure:1904: checking for _ prefix on C symbol names" >&5
+echo "configure:1906: checking for _ prefix on C symbol names" >&5
if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1909 "configure"
+#line 1911 "configure"
#include "confdefs.h"
asm ("_glibc_foobar:");
int main() {
glibc_foobar ();
; return 0; }
EOF
-if { (eval echo configure:1916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
rm -rf conftest*
libc_cv_asm_underscores=yes
else
libc_cv_asm_weakext_directive=no
else
echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
-echo "configure:1943: checking for assembler .weak directive" >&5
+echo "configure:1945: checking for assembler .weak directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test $libc_cv_asm_weak_directive = no; then
echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
-echo "configure:1966: checking for assembler .weakext directive" >&5
+echo "configure:1968: checking for assembler .weakext directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
-echo "configure:2003: checking for ld --no-whole-archive" >&5
+echo "configure:2005: checking for ld --no-whole-archive" >&5
if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
EOF
if { ac_try='${CC-cc} $CFLAGS
-nostdlib -nostartfiles -Wl,--no-whole-archive
- -o conftest conftest.c'; { (eval echo configure:2014: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+ -o conftest conftest.c'; { (eval echo configure:2016: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_ld_no_whole_archive=yes
else
libc_cv_ld_no_whole_archive=no
echo "$ac_t""$libc_cv_ld_no_whole_archive" 1>&6
echo $ac_n "checking for gcc -fno-exceptions""... $ac_c" 1>&6
-echo "configure:2025: checking for gcc -fno-exceptions" >&5
+echo "configure:2027: checking for gcc -fno-exceptions" >&5
if eval "test \"`echo '$''{'libc_cv_gcc_no_exceptions'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
EOF
if { ac_try='${CC-cc} $CFLAGS
-nostdlib -nostartfiles -fno-exceptions
- -o conftest conftest.c'; { (eval echo configure:2036: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
+ -o conftest conftest.c'; { (eval echo configure:2038: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_gcc_no_exceptions=yes
else
libc_cv_gcc_no_exceptions=no
fi
echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
-echo "configure:2088: checking OS release for uname" >&5
+echo "configure:2090: checking OS release for uname" >&5
if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:2110: checking OS version for uname" >&5
+echo "configure:2112: checking OS version for uname" >&5
if eval "test \"`echo '$''{'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:2132: checking stdio selection" >&5
+echo "configure:2134: checking stdio selection" >&5
case $stdio in
libio) cat >> confdefs.h <<\EOF
gnu_ld=yes gnu_as=yes ;;
esac
case "$host_os" in
-linux*ecoff*)
+# i586-linuxaout is mangled into i586-pc-linux-gnuaout
+linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
;;
gnu* | linux* | sysv4* | solaris2*)
# These systems (almost) always use the ELF format.
case "$machine" in
a29k | am29000) base_machine=a29k machine=a29k ;;
alpha*) base_machine=alpha machine=alpha/$machine ;;
+arm*) base_machine=arm machine=arm/$machine ;;
hppa*) base_machine=hppa machine=hppa/$machine ;;
i[3456]86) base_machine=i386 machine=i386/$machine ;;
m680?0) base_machine=m68k machine=m68k/$machine ;;
unsigned long ul;
heap_info *h;
- if(size < HEAP_MIN_SIZE)
+ if(size+top_pad < HEAP_MIN_SIZE)
size = HEAP_MIN_SIZE;
- size = (size + page_mask) & ~page_mask;
- if(size > HEAP_MAX_SIZE)
+ else if(size+top_pad <= HEAP_MAX_SIZE)
+ size += top_pad;
+ else if(size > HEAP_MAX_SIZE)
return 0;
+ else
+ size = HEAP_MAX_SIZE;
+ size = (size + page_mask) & ~page_mask;
+
p1 = (char *)MMAP(HEAP_MAX_SIZE<<1, PROT_NONE);
if(p1 == (char *)-1)
return 0;
(brk < old_end && old_top != initial_top(&main_arena)))
return;
+#if defined(_LIBC) || defined(MALLOC_HOOKS)
/* Call the `morecore' hook if necessary. */
if (__after_morecore_hook)
(*__after_morecore_hook) ();
+#endif
sbrked_mem += sbrk_size;
new_brk = (char*)(MORECORE (correction));
if (new_brk == (char*)(MORECORE_FAILURE)) return;
+#if defined(_LIBC) || defined(MALLOC_HOOKS)
/* Call the `morecore' hook if necessary. */
if (__after_morecore_hook)
- (*__after_morecore_hook) ();
+ (*__after_morecore_hook) ();
+#endif
sbrked_mem += correction;
}
/* A new heap must be created. */
- heap = new_heap(nb + top_pad + (MINSIZE + sizeof(*heap)));
+ heap = new_heap(nb + (MINSIZE + sizeof(*heap)));
if(!heap)
return;
heap->ar_ptr = ar_ptr;
#endif
nb = request2size(bytes);
- arena_get(ar_ptr, nb + top_pad);
+ arena_get(ar_ptr, nb);
if(!ar_ptr)
return 0;
victim = chunk_alloc(ar_ptr, nb);
(void)mutex_unlock(&ar_ptr->mutex);
- return victim ? chunk2mem(victim) : 0;
+ if(!victim) {
+ /* Maybe the failure is due to running out of mmapped areas. */
+ if(ar_ptr != &main_arena) {
+ (void)mutex_lock(&main_arena.mutex);
+ victim = chunk_alloc(&main_arena, nb);
+ (void)mutex_unlock(&main_arena.mutex);
+ }
+ if(!victim) return 0;
+ }
+ return chunk2mem(victim);
}
static mchunkptr
return;
}
- set_head(next, nextsz); /* clear inuse bit */
-
islr = 0;
if (!(hd & PREV_INUSE)) /* consolidate backward */
}
else
unlink(next, bck, fwd);
+
+ next = chunk_at_offset(p, sz);
}
+ else
+ set_head(next, nextsz); /* clear inuse bit */
set_head(p, sz | PREV_INUSE);
- set_foot(p, sz);
+ next->prev_size = sz;
if (!islr)
frontlink(ar_ptr, p, sz, idx, bck, fwd);
+
+#ifndef NO_THREADS
+ /* Check whether the heap containing top can go away now. */
+ if(next->size < MINSIZE &&
+ (unsigned long)sz > trim_threshold &&
+ ar_ptr != &main_arena) { /* fencepost */
+ heap_info* heap = heap_for_ptr(top(ar_ptr));
+
+ if(top(ar_ptr) == chunk_at_offset(heap, sizeof(*heap)) &&
+ heap->prev == heap_for_ptr(p))
+ heap_trim(heap, top_pad);
+ }
+#endif
}
newp = chunk_alloc (ar_ptr, nb);
- if (newp == 0) /* propagate failure */
- return 0;
+ if (newp == 0) {
+ /* Maybe the failure is due to running out of mmapped areas. */
+ if (ar_ptr != &main_arena) {
+ (void)mutex_lock(&main_arena.mutex);
+ newp = chunk_alloc(&main_arena, nb);
+ (void)mutex_unlock(&main_arena.mutex);
+ }
+ if (newp == 0) /* propagate failure */
+ return 0;
+ }
/* Avoid copy if newp is next chunk after oldp. */
/* (This can only happen when new chunk is sbrk'ed.) */
return 0;
p = chunk_align(ar_ptr, nb, alignment);
(void)mutex_unlock(&ar_ptr->mutex);
- return p ? chunk2mem(p) : NULL;
+ if(!p) {
+ /* Maybe the failure is due to running out of mmapped areas. */
+ if(ar_ptr != &main_arena) {
+ (void)mutex_lock(&main_arena.mutex);
+ p = chunk_align(&main_arena, nb, alignment);
+ (void)mutex_unlock(&main_arena.mutex);
+ }
+ if(!p) return 0;
+ }
+ return chunk2mem(p);
}
static mchunkptr
/* Only clearing follows, so we can unlock early. */
(void)mutex_unlock(&ar_ptr->mutex);
- if (p == 0)
- return 0;
- else
- {
- mem = chunk2mem(p);
+ if (p == 0) {
+ /* Maybe the failure is due to running out of mmapped areas. */
+ if(ar_ptr != &main_arena) {
+ (void)mutex_lock(&main_arena.mutex);
+ p = chunk_alloc(&main_arena, sz);
+ (void)mutex_unlock(&main_arena.mutex);
+ }
+ if (p == 0) return 0;
+ }
+ mem = chunk2mem(p);
- /* Two optional cases in which clearing not necessary */
+ /* Two optional cases in which clearing not necessary */
#if HAVE_MMAP
- if (chunk_is_mmapped(p)) return mem;
+ if (chunk_is_mmapped(p)) return mem;
#endif
- csz = chunksize(p);
+ csz = chunksize(p);
#if MORECORE_CLEARS
- if (p == oldtop && csz > oldtopsize)
- {
- /* clear only the bytes from non-freshly-sbrked memory */
- csz = oldtopsize;
- }
+ if (p == oldtop && csz > oldtopsize) {
+ /* clear only the bytes from non-freshly-sbrked memory */
+ csz = oldtopsize;
+ }
#endif
- MALLOC_ZERO(mem, csz - SIZE_SZ);
- return mem;
- }
+ MALLOC_ZERO(mem, csz - SIZE_SZ);
+ return mem;
}
/*
new_brk = (char*)(MORECORE (-extra));
+#if defined(_LIBC) || defined(MALLOC_HOOKS)
/* Call the `morecore' hook if necessary. */
if (__after_morecore_hook)
(*__after_morecore_hook) ();
+#endif
if (new_brk == (char*)(MORECORE_FAILURE)) { /* sbrk failed? */
/* Try to figure out what we have */
ar_ptr = ar_ptr->next;
if(ar_ptr == &main_arena) break;
}
+#if HAVE_MMAP
fprintf(stderr, "Total (incl. mmap):\n");
+#else
+ fprintf(stderr, "Total:\n");
+#endif
fprintf(stderr, "system bytes = %10u\n", system_b);
fprintf(stderr, "in use bytes = %10u\n", in_use_b);
#ifdef NO_THREADS
#endif
#if HAVE_MMAP
fprintf(stderr, "max mmap regions = %10u\n", (unsigned int)max_n_mmaps);
+ fprintf(stderr, "max mmap bytes = %10lu\n", max_mmapped_mem);
#endif
#if THREAD_STATS
fprintf(stderr, "heaps created = %10d\n", stat_n_heaps);
w_gamma_r w_hypot w_j0 w_j1 w_jn w_lgamma w_lgamma_r \
w_log w_log10 w_pow w_remainder w_scalb w_sinh w_sqrt \
s_signbit s_fpclassify s_fmax s_fmin s_fdim s_nan s_trunc \
- s_remquo s_log2 s_exp2 s_round s_nearbyint \
+ s_remquo s_log2 s_exp2 s_round s_nearbyint s_sincos \
conj cimag creal cabs carg s_cexp s_csinh s_ccosh s_clog \
s_catan s_casin s_ccos s_csin s_ctan s_ctanh s_cacos \
- s_casinh s_cacosh s_catanh s_csqrt s_cpow
+ s_casinh s_cacosh s_catanh s_csqrt s_cpow s_cproj
libm-routines = $(libm-support) $(libm-calls) \
$(patsubst %_rf,%f_r,$(libm-calls:=f)) \
$(long-m-$(long-double-fcts))
/* Tangent of X. */
__MATHCALL (tan,, (_Mdouble_ __x));
+#ifdef __USE_GNU
+/* Cosine and sine of X. */
+__MATHDECL (void, sincos,,
+ (_Mdouble_ __x, _Mdouble_ *__sinx, _Mdouble_ *__cosx));
+#endif
/* Hyperbolic functions. */
spwd netgrp alias publickey
# Specify rules for the nss_* modules.
-services := nis compat nisplus
+services := nis nisplus compat
extra-libs = libnsl $(services:%=libnss_%)
# These libraries will be built in the `others' pass rather than
}
else
continue;
-
+
clnt_sock = RPC_ANYSOCK;
if ((flags & USE_DGRAM) == USE_DGRAM)
client = clntudp_create (&clnt_saddr, NIS_PROG, NIS_VERSION,
else
client = clnttcp_create (&clnt_saddr, NIS_PROG, NIS_VERSION,
&clnt_sock, 0, 0);
-
+
if (client == NULL)
continue;
if (clnt_call (client, 0, (xdrproc_t) xdr_void, NULL,
{
char netname[MAXNETNAMELEN+1];
char *p;
-
+
p = stpcpy (netname, "unix.");
strncpy (p, server->name,MAXNETNAMELEN-5);
netname[MAXNETNAMELEN] = '\0';
}
return client;
}
-
+
return NULL;
}
CLIENT *clnt;
directory_obj *dir = NULL;
const nis_server *server;
- int try, result, server_len;
+ int try, result;
+ unsigned int server_len;
if (serv == NULL || serv_len == 0)
{
while (try < MAXTRIES && result != RPC_SUCCESS)
{
unsigned int i;
-
+
if ((flags & HARD_LOOKUP) == 0)
++try;
-
+
for (i = 0; i < server_len; i++)
{
if ((clnt = __nis_dobind (&server[i], flags)) == NULL)
!= YPERR_SUCCESS)
return NSS_STATUS_TRYAGAIN;
p = strncpy (buffer, outval,
- buflen < outvallen ? buflen : outvallen);
+ buflen < (size_t) outvallen ? buflen : (size_t) outvallen);
free (outval);
while (isspace (*p))
p++;
!= YPERR_SUCCESS)
return NSS_STATUS_TRYAGAIN;
p = strncpy (buffer, outval,
- buflen < outvallen ? buflen : outvallen);
+ buflen < (size_t) outvallen ? buflen : (size_t) outvallen);
free (outval);
while (isspace (*p))
p++;
!= YPERR_SUCCESS)
return NSS_STATUS_TRYAGAIN;
p = strncpy (buffer, outval,
- buflen < outvallen ? buflen : outvallen);
+ buflen < (size_t) outvallen ? buflen : (size_t) outvallen);
free (outval);
while (isspace (*p))
p++;
{
char *p = buffer;
size_t room_left = buflen;
- int parse_res, i;
+ int parse_res;
+ unsigned int i;
struct parser_data *data = (void *) buffer;
if (result == NULL)
{
char *p = buffer;
size_t room_left = buflen;
- int i;
+ unsigned int i;
struct parser_data *data = (void *) buffer;
if (result == NULL)
{
char *p = buffer;
size_t room_left = buflen;
- int i;
+ unsigned int i;
struct parser_data *data = (void *) buffer;
if (result == NULL)
{
char *p = buffer;
size_t room_left = buflen;
- int i;
+ unsigned int i;
struct parser_data *data = (void *) buffer;
if (result == NULL)
{
char *p = buffer;
size_t room_left = buflen;
- int i;
+ unsigned int i;
struct parser_data *data = (void *) buffer;
if (result == NULL)
--- /dev/null
+wordsize-32
+ieee754
--- /dev/null
+/* longjmp for ARM.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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 <sysdep.h>
+#define _ASM
+#include <jmp_buf.h>
+
+/* __longjmp(jmpbuf, val) */
+
+ENTRY (__longjmp)
+ movs r2, r0
+ movs r0, r1 /* get the return value in place */
+ moveq r1, #1 /* can't let setjmp() return zero! */
+
+#if __ARM_USES_FP
+ add r2, r2, #48
+ lfmfd f4, 4, [r2]
+#endif
+
+ LOADREGS(ia, r2, {v1-v6, sl, fp, sp, pc})
+END (__longjmp)
--- /dev/null
+/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. ARM version.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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. */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
+ We cannot do it in C because it must be a tail-call, so frame-unwinding
+ in setjmp doesn't clobber the state restored by longjmp. */
+
+#include <sysdep.h>
+
+ENTRY (_setjmp)
+ mov r1, #0
+ b __sigsetjmp
+END (_setjmp)
--- /dev/null
+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. ARM version.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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. */
+
+/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
+ We cannot do it in C because it must be a tail-call, so frame-unwinding
+ in setjmp doesn't clobber the state restored by longjmp. */
+
+#include <sysdep.h>
+
+ENTRY (setjmp)
+ mov r1, #1
+ b __sigsetjmp
+END (setjmp)
--- /dev/null
+/* ARM is little-endian. */
+
+#define __BYTE_ORDER __LITTLE_ENDIAN
--- /dev/null
+/* FPU control word definitions. Stub version.
+Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+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., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#ifndef _FPU_CONTROL_H
+#define _FPU_CONTROL_H
+
+#define _FPU_RESERVED 0xffffffff /* These bits are reserved. */
+
+/* The fdlibm code requires no interrupts for exceptions. Don't
+ change the rounding mode, it would break long double I/O! */
+#define _FPU_DEFAULT 0x00000000 /* Default value. */
+
+/* Type of the control word. */
+typedef unsigned int fpu_control_t;
+
+/* Macros for accessing the hardware control word.
+ * On the ARM, we can't do this from user mode (it would trap).
+ */
+#define _FPU_GETCW(cw) __asm__ ("movnv r0,r0" : "=g" (cw))
+#define _FPU_SETCW(cw) __asm__ ("movnv r0,r0" : : "g" (cw))
+
+/* Default control word set at startup. */
+extern fpu_control_t __fpu_control;
+
+__BEGIN_DECLS
+
+/* Called at startup. It can be used to manipulate fpu control register. */
+extern void __setfpucw __P ((fpu_control_t));
+
+__END_DECLS
+
+#endif /* _FPU_CONTROL_H */
--- /dev/null
+/* Define the machine-dependent type `jmp_buf'. ARM version. */
+
+#ifndef _ASM
+/* Jump buffer contains v1-v6, sl, fp, sp, pc and (f4-f7) if we do FP. */
+#if __ARM_USES_FP
+typedef int __jmp_buf[22];
+#else
+typedef int __jmp_buf[10];
+#endif
+#endif
--- /dev/null
+/* setjmp for ARM.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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 <sysdep.h>
+#define _ASM
+#include <jmp_buf.h>
+
+ /* Binary compatibility entry point. */
+ENTRY (__setjmp)
+ mov r1, #0
+ENTRY (__sigsetjmp)
+ /* Save registers */
+#if __ARM_USES_FP
+ sfmea f4, 4, [r0]!
+#endif
+ stmia r0, {v1-v6, sl, fp, sp, lr}
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+ B __sigjmp_save
+END (__sigsetjmp)
--- /dev/null
+/* Assembler macros for ARM.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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 <sysdeps/generic/sysdep.h>
+
+#ifdef ASSEMBLER
+
+/* Syntactic details of assembler. */
+
+#ifdef HAVE_ELF
+
+/* ELF uses byte-counts for .align, most others use log2 of count of bytes. */
+#define ALIGNARG(log2) 1<<log2
+/* For ELF we need the `.type' directive to make shared libs work right. */
+#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg;
+#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
+
+/* In ELF C symbols are asm symbols. */
+#undef NO_UNDERSCORES
+#define NO_UNDERSCORES
+
+#else
+
+#define ALIGNARG(log2) log2
+#define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */
+#define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */
+
+#endif
+
+/* ARM 6 needs slightly different handling */
+#ifdef __arm6__
+#define LOADREGS(cond, base, reglist...)\
+ ldm##cond base,reglist
+#define RETINSTR(instr, regs...)\
+ instr regs
+#else /* arm 3 */
+#define LOADREGS(cond, base, reglist...)\
+ ldm##cond base,reglist^
+#define RETINSTR(instr, regs...)\
+ instr##s regs
+#endif
+
+/* Don't do floating point */
+#define __ARM_USES_FP 1
+
+/* Define an entry point visible from C. */
+#define ENTRY(name) \
+ ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \
+ ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function) \
+ .align ALIGNARG(4); \
+ C_LABEL(name) \
+ CALL_MCOUNT
+
+#undef END
+#define END(name) \
+ ASM_SIZE_DIRECTIVE(name)
+
+/* If compiled for profiling, call `mcount' at the start of each function. */
+#ifdef PROF
+/* The mcount code relies on a normal frame pointer being on the stack
+ to locate our caller, so push one just for its benefit. */
+#define CALL_MCOUNT \
+#error Profiling not supported.
+#else
+#define CALL_MCOUNT /* Do nothing. */
+#endif
+
+#ifdef NO_UNDERSCORES
+/* Since C identifiers are not normally prefixed with an underscore
+ on this system, the asm identifier `syscall_error' intrudes on the
+ C name space. Make sure we use an innocuous name. */
+#define syscall_error __syscall_error
+#define mcount _mcount
+#endif
+
+#endif /* ASSEMBLER */
make_siglist.c signame.c signame.h
det_endian.c
-mathimpl.h
-trig.h
-sincos.c
-asincos.c
-exp__E.c
-log__L.c
+++ /dev/null
-/*
- * Copyright (c) 1985, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)asincos.c 8.1 (Berkeley) 6/4/93";
-#endif /* not lint */
-
-/* ASIN(X)
- * RETURNS ARC SINE OF X
- * DOUBLE PRECISION (IEEE DOUBLE 53 bits, VAX D FORMAT 56 bits)
- * CODED IN C BY K.C. NG, 4/16/85, REVISED ON 6/10/85.
- *
- * Required system supported functions:
- * copysign(x,y)
- * sqrt(x)
- *
- * Required kernel function:
- * atan2(y,x)
- *
- * Method :
- * asin(x) = atan2(x,sqrt(1-x*x)); for better accuracy, 1-x*x is
- * computed as follows
- * 1-x*x if x < 0.5,
- * 2*(1-|x|)-(1-|x|)*(1-|x|) if x >= 0.5.
- *
- * Special cases:
- * if x is NaN, return x itself;
- * if |x|>1, return NaN.
- *
- * Accuracy:
- * 1) If atan2() uses machine PI, then
- *
- * asin(x) returns (PI/pi) * (the exact arc sine of x) nearly rounded;
- * and PI is the exact pi rounded to machine precision (see atan2 for
- * details):
- *
- * in decimal:
- * pi = 3.141592653589793 23846264338327 .....
- * 53 bits PI = 3.141592653589793 115997963 ..... ,
- * 56 bits PI = 3.141592653589793 227020265 ..... ,
- *
- * in hexadecimal:
- * pi = 3.243F6A8885A308D313198A2E....
- * 53 bits PI = 3.243F6A8885A30 = 2 * 1.921FB54442D18 error=.276ulps
- * 56 bits PI = 3.243F6A8885A308 = 4 * .C90FDAA22168C2 error=.206ulps
- *
- * In a test run with more than 200,000 random arguments on a VAX, the
- * maximum observed error in ulps (units in the last place) was
- * 2.06 ulps. (comparing against (PI/pi)*(exact asin(x)));
- *
- * 2) If atan2() uses true pi, then
- *
- * asin(x) returns the exact asin(x) with error below about 2 ulps.
- *
- * In a test run with more than 1,024,000 random arguments on a VAX, the
- * maximum observed error in ulps (units in the last place) was
- * 1.99 ulps.
- */
-
-double asin(x)
-double x;
-{
- double s,t,copysign(),atan2(),sqrt(),one=1.0;
-#if !defined(vax)&&!defined(tahoe)
- if(x!=x) return(x); /* x is NaN */
-#endif /* !defined(vax)&&!defined(tahoe) */
- s=copysign(x,one);
- if(s <= 0.5)
- return(atan2(x,sqrt(one-x*x)));
- else
- { t=one-s; s=t+t; return(atan2(x,sqrt(s-t*t))); }
-
-}
-
-/* ACOS(X)
- * RETURNS ARC COS OF X
- * DOUBLE PRECISION (IEEE DOUBLE 53 bits, VAX D FORMAT 56 bits)
- * CODED IN C BY K.C. NG, 4/16/85, REVISED ON 6/10/85.
- *
- * Required system supported functions:
- * copysign(x,y)
- * sqrt(x)
- *
- * Required kernel function:
- * atan2(y,x)
- *
- * Method :
- * ________
- * / 1 - x
- * acos(x) = 2*atan2( / -------- , 1 ) .
- * \/ 1 + x
- *
- * Special cases:
- * if x is NaN, return x itself;
- * if |x|>1, return NaN.
- *
- * Accuracy:
- * 1) If atan2() uses machine PI, then
- *
- * acos(x) returns (PI/pi) * (the exact arc cosine of x) nearly rounded;
- * and PI is the exact pi rounded to machine precision (see atan2 for
- * details):
- *
- * in decimal:
- * pi = 3.141592653589793 23846264338327 .....
- * 53 bits PI = 3.141592653589793 115997963 ..... ,
- * 56 bits PI = 3.141592653589793 227020265 ..... ,
- *
- * in hexadecimal:
- * pi = 3.243F6A8885A308D313198A2E....
- * 53 bits PI = 3.243F6A8885A30 = 2 * 1.921FB54442D18 error=.276ulps
- * 56 bits PI = 3.243F6A8885A308 = 4 * .C90FDAA22168C2 error=.206ulps
- *
- * In a test run with more than 200,000 random arguments on a VAX, the
- * maximum observed error in ulps (units in the last place) was
- * 2.07 ulps. (comparing against (PI/pi)*(exact acos(x)));
- *
- * 2) If atan2() uses true pi, then
- *
- * acos(x) returns the exact acos(x) with error below about 2 ulps.
- *
- * In a test run with more than 1,024,000 random arguments on a VAX, the
- * maximum observed error in ulps (units in the last place) was
- * 2.15 ulps.
- */
-
-double acos(x)
-double x;
-{
- double t,copysign(),atan2(),sqrt(),one=1.0;
-#if !defined(vax)&&!defined(tahoe)
- if(x!=x) return(x);
-#endif /* !defined(vax)&&!defined(tahoe) */
- if( x != -1.0)
- t=atan2(sqrt((one-x)/(one+x)),one);
- else
- t=atan2(one,0.0); /* t = PI/2 */
- return(t+t);
-}
+++ /dev/null
-/*
- * Copyright (c) 1985, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)exp__E.c 8.1 (Berkeley) 6/4/93";
-#endif /* not lint */
-
-/* exp__E(x,c)
- * ASSUMPTION: c << x SO THAT fl(x+c)=x.
- * (c is the correction term for x)
- * exp__E RETURNS
- *
- * / exp(x+c) - 1 - x , 1E-19 < |x| < .3465736
- * exp__E(x,c) = |
- * \ 0 , |x| < 1E-19.
- *
- * DOUBLE PRECISION (IEEE 53 bits, VAX D FORMAT 56 BITS)
- * KERNEL FUNCTION OF EXP, EXPM1, POW FUNCTIONS
- * CODED IN C BY K.C. NG, 1/31/85;
- * REVISED BY K.C. NG on 3/16/85, 4/16/85.
- *
- * Required system supported function:
- * copysign(x,y)
- *
- * Method:
- * 1. Rational approximation. Let r=x+c.
- * Based on
- * 2 * sinh(r/2)
- * exp(r) - 1 = ---------------------- ,
- * cosh(r/2) - sinh(r/2)
- * exp__E(r) is computed using
- * x*x (x/2)*W - ( Q - ( 2*P + x*P ) )
- * --- + (c + x*[---------------------------------- + c ])
- * 2 1 - W
- * where P := p1*x^2 + p2*x^4,
- * Q := q1*x^2 + q2*x^4 (for 56 bits precision, add q3*x^6)
- * W := x/2-(Q-x*P),
- *
- * (See the listing below for the values of p1,p2,q1,q2,q3. The poly-
- * nomials P and Q may be regarded as the approximations to sinh
- * and cosh :
- * sinh(r/2) = r/2 + r * P , cosh(r/2) = 1 + Q . )
- *
- * The coefficients were obtained by a special Remez algorithm.
- *
- * Approximation error:
- *
- * | exp(x) - 1 | 2**(-57), (IEEE double)
- * | ------------ - (exp__E(x,0)+x)/x | <=
- * | x | 2**(-69). (VAX D)
- *
- * Constants:
- * The hexadecimal values are the intended ones for the following constants.
- * The decimal values may be used, provided that the compiler will convert
- * from decimal to binary accurately enough to produce the hexadecimal values
- * shown.
- */
-
-#include "mathimpl.h"
-
-vc(p1, 1.5150724356786683059E-2 ,3abe,3d78,066a,67e1, -6, .F83ABE67E1066A)
-vc(p2, 6.3112487873718332688E-5 ,5b42,3984,0173,48cd, -13, .845B4248CD0173)
-vc(q1, 1.1363478204690669916E-1 ,b95a,3ee8,ec45,44a2, -3, .E8B95A44A2EC45)
-vc(q2, 1.2624568129896839182E-3 ,7905,3ba5,f5e7,72e4, -9, .A5790572E4F5E7)
-vc(q3, 1.5021856115869022674E-6 ,9eb4,36c9,c395,604a, -19, .C99EB4604AC395)
-
-ic(p1, 1.3887401997267371720E-2, -7, 1.C70FF8B3CC2CF)
-ic(p2, 3.3044019718331897649E-5, -15, 1.15317DF4526C4)
-ic(q1, 1.1110813732786649355E-1, -4, 1.C719538248597)
-ic(q2, 9.9176615021572857300E-4, -10, 1.03FC4CB8C98E8)
-
-#ifdef vccast
-#define p1 vccast(p1)
-#define p2 vccast(p2)
-#define q1 vccast(q1)
-#define q2 vccast(q2)
-#define q3 vccast(q3)
-#endif
-
-double __exp__E(x,c)
-double x,c;
-{
- const static double zero=0.0, one=1.0, half=1.0/2.0, small=1.0E-19;
- double z,p,q,xp,xh,w;
- if(copysign(x,one)>small) {
- z = x*x ;
- p = z*( p1 +z* p2 );
-#if defined(vax)||defined(tahoe)
- q = z*( q1 +z*( q2 +z* q3 ));
-#else /* defined(vax)||defined(tahoe) */
- q = z*( q1 +z* q2 );
-#endif /* defined(vax)||defined(tahoe) */
- xp= x*p ;
- xh= x*half ;
- w = xh-(q-xp) ;
- p = p+p;
- c += x*((xh*w-(q-(p+xp)))/(one-w)+c);
- return(z*half+c);
- }
- /* end of |x| > small */
-
- else {
- if(x!=zero) one+small; /* raise the inexact flag */
- return(copysign(zero,x));
- }
-}
+++ /dev/null
-/*
- * Copyright (c) 1985, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)log__L.c 8.1 (Berkeley) 6/4/93";
-#endif /* not lint */
-
-/* log__L(Z)
- * LOG(1+X) - 2S X
- * RETURN --------------- WHERE Z = S*S, S = ------- , 0 <= Z <= .0294...
- * S 2 + X
- *
- * DOUBLE PRECISION (VAX D FORMAT 56 bits or IEEE DOUBLE 53 BITS)
- * KERNEL FUNCTION FOR LOG; TO BE USED IN LOG1P, LOG, AND POW FUNCTIONS
- * CODED IN C BY K.C. NG, 1/19/85;
- * REVISED BY K.C. Ng, 2/3/85, 4/16/85.
- *
- * Method :
- * 1. Polynomial approximation: let s = x/(2+x).
- * Based on log(1+x) = log(1+s) - log(1-s)
- * = 2s + 2/3 s**3 + 2/5 s**5 + .....,
- *
- * (log(1+x) - 2s)/s is computed by
- *
- * z*(L1 + z*(L2 + z*(... (L7 + z*L8)...)))
- *
- * where z=s*s. (See the listing below for Lk's values.) The
- * coefficients are obtained by a special Remez algorithm.
- *
- * Accuracy:
- * Assuming no rounding error, the maximum magnitude of the approximation
- * error (absolute) is 2**(-58.49) for IEEE double, and 2**(-63.63)
- * for VAX D format.
- *
- * Constants:
- * The hexadecimal values are the intended ones for the following constants.
- * The decimal values may be used, provided that the compiler will convert
- * from decimal to binary accurately enough to produce the hexadecimal values
- * shown.
- */
-
-#include "mathimpl.h"
-
-vc(L1, 6.6666666666666703212E-1 ,aaaa,402a,aac5,aaaa, 0, .AAAAAAAAAAAAC5)
-vc(L2, 3.9999999999970461961E-1 ,cccc,3fcc,2684,cccc, -1, .CCCCCCCCCC2684)
-vc(L3, 2.8571428579395698188E-1 ,4924,3f92,5782,92f8, -1, .92492492F85782)
-vc(L4, 2.2222221233634724402E-1 ,8e38,3f63,af2c,39b7, -2, .E38E3839B7AF2C)
-vc(L5, 1.8181879517064680057E-1 ,2eb4,3f3a,655e,cc39, -2, .BA2EB4CC39655E)
-vc(L6, 1.5382888777946145467E-1 ,8551,3f1d,781d,e8c5, -2, .9D8551E8C5781D)
-vc(L7, 1.3338356561139403517E-1 ,95b3,3f08,cd92,907f, -2, .8895B3907FCD92)
-vc(L8, 1.2500000000000000000E-1 ,0000,3f00,0000,0000, -2, .80000000000000)
-
-ic(L1, 6.6666666666667340202E-1, -1, 1.5555555555592)
-ic(L2, 3.9999999999416702146E-1, -2, 1.999999997FF24)
-ic(L3, 2.8571428742008753154E-1, -2, 1.24924941E07B4)
-ic(L4, 2.2222198607186277597E-1, -3, 1.C71C52150BEA6)
-ic(L5, 1.8183562745289935658E-1, -3, 1.74663CC94342F)
-ic(L6, 1.5314087275331442206E-1, -3, 1.39A1EC014045B)
-ic(L7, 1.4795612545334174692E-1, -3, 1.2F039F0085122)
-
-#ifdef vccast
-#define L1 vccast(L1)
-#define L2 vccast(L2)
-#define L3 vccast(L3)
-#define L4 vccast(L4)
-#define L5 vccast(L5)
-#define L6 vccast(L6)
-#define L7 vccast(L7)
-#define L8 vccast(L8)
-#endif
-
-double __log__L(z)
-double z;
-{
-#if defined(vax)||defined(tahoe)
- return(z*(L1+z*(L2+z*(L3+z*(L4+z*(L5+z*(L6+z*(L7+z*L8))))))));
-#else /* defined(vax)||defined(tahoe) */
- return(z*(L1+z*(L2+z*(L3+z*(L4+z*(L5+z*(L6+z*L7)))))));
-#endif /* defined(vax)||defined(tahoe) */
-}
+++ /dev/null
-/* This part here added by roland@prep.ai.mit.edu for the GNU C library. */
-
-#include <math.h> /* Done first so we can #undef. */
-#include <endian.h>
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-#undef national
-#define national
-#endif
-
-#undef isinf
-#define isinf __isinf
-#undef isnan
-#define isnan __isnan
-#undef infnan
-#define infnan __infnan
-#undef copysign
-#define copysign __copysign
-#undef scalb
-#define scalb __scalb
-#undef drem
-#define drem __drem
-#undef logb
-#define logb __logb
-#undef __finite
-#undef finite
-#define finite __finite
-#undef expm1
-#define expm1 __expm1
-
-/*
- * Copyright (c) 1988, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- *
- * @(#)mathimpl.h 8.1 (Berkeley) 6/4/93
- */
-
-#include <sys/cdefs.h>
-#include <math.h>
-
-#if defined(vax)||defined(tahoe)
-
-/* Deal with different ways to concatenate in cpp */
-# ifdef __STDC__
-# define cat3(a,b,c) a ## b ## c
-# else
-# define cat3(a,b,c) a/**/b/**/c
-# endif
-
-/* Deal with vax/tahoe byte order issues */
-# ifdef vax
-# define cat3t(a,b,c) cat3(a,b,c)
-# else
-# define cat3t(a,b,c) cat3(a,c,b)
-# endif
-
-# define vccast(name) (*(const double *)(cat3(name,,x)))
-
- /*
- * Define a constant to high precision on a Vax or Tahoe.
- *
- * Args are the name to define, the decimal floating point value,
- * four 16-bit chunks of the float value in hex
- * (because the vax and tahoe differ in float format!), the power
- * of 2 of the hex-float exponent, and the hex-float mantissa.
- * Most of these arguments are not used at compile time; they are
- * used in a post-check to make sure the constants were compiled
- * correctly.
- *
- * People who want to use the constant will have to do their own
- * #define foo vccast(foo)
- * since CPP cannot do this for them from inside another macro (sigh).
- * We define "vccast" if this needs doing.
- */
-# define vc(name, value, x1,x2,x3,x4, bexp, xval) \
- const static long cat3(name,,x)[] = {cat3t(0x,x1,x2), cat3t(0x,x3,x4)};
-
-# define ic(name, value, bexp, xval) ;
-
-#else /* vax or tahoe */
-
- /* Hooray, we have an IEEE machine */
-# undef vccast
-# define vc(name, value, x1,x2,x3,x4, bexp, xval) ;
-
-# define ic(name, value, bexp, xval) \
- const static double name = value;
-
-#endif /* defined(vax)||defined(tahoe) */
-
-
-/*
- * Functions internal to the math package, yet not static.
- */
-extern double __exp__E();
-extern double __log__L();
-
-struct Double {double a, b;};
-double __exp__D __P((double, double));
-struct Double __log__D __P((double));
+++ /dev/null
-/*
- * Copyright (c) 1987, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)sincos.c 8.1 (Berkeley) 6/4/93";
-#endif /* not lint */
-
-#include "trig.h"
-double
-sin(x)
-double x;
-{
- double a,c,z;
-
- if(!finite(x)) /* sin(NaN) and sin(INF) must be NaN */
- return x-x;
- x=drem(x,PI2); /* reduce x into [-PI,PI] */
- a=copysign(x,one);
- if (a >= PIo4) {
- if(a >= PI3o4) /* ... in [3PI/4,PI] */
- x = copysign((a = PI-a),x);
- else { /* ... in [PI/4,3PI/4] */
- a = PIo2-a; /* rtn. sign(x)*C(PI/2-|x|) */
- z = a*a;
- c = cos__C(z);
- z *= half;
- a = (z >= thresh ? half-((z-half)-c) : one-(z-c));
- return copysign(a,x);
- }
- }
-
- if (a < small) { /* rtn. S(x) */
- big+a;
- return x;
- }
- return x+x*sin__S(x*x);
-}
-
-double
-cos(x)
-double x;
-{
- double a,c,z,s = 1.0;
-
- if(!finite(x)) /* cos(NaN) and cos(INF) must be NaN */
- return x-x;
- x=drem(x,PI2); /* reduce x into [-PI,PI] */
- a=copysign(x,one);
- if (a >= PIo4) {
- if (a >= PI3o4) { /* ... in [3PI/4,PI] */
- a = PI-a;
- s = negone;
- }
- else { /* ... in [PI/4,3PI/4] */
- a = PIo2-a;
- return a+a*sin__S(a*a); /* rtn. S(PI/2-|x|) */
- }
- }
- if (a < small) {
- big+a;
- return s; /* rtn. s*C(a) */
- }
- z = a*a;
- c = cos__C(z);
- z *= half;
- a = (z >= thresh ? half-((z-half)-c) : one-(z-c));
- return copysign(a,s);
-}
+++ /dev/null
-/*
- * Copyright (c) 1987, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- *
- * @(#)trig.h 8.1 (Berkeley) 6/4/93
- */
-
-#include "mathimpl.h"
-
-vc(thresh, 2.6117239648121182150E-1 ,b863,3f85,6ea0,6b02, -1, .85B8636B026EA0)
-vc(PIo4, 7.8539816339744830676E-1 ,0fda,4049,68c2,a221, 0, .C90FDAA22168C2)
-vc(PIo2, 1.5707963267948966135E0 ,0fda,40c9,68c2,a221, 1, .C90FDAA22168C2)
-vc(PI3o4, 2.3561944901923449203E0 ,cbe3,4116,0e92,f999, 2, .96CBE3F9990E92)
-vc(PI, 3.1415926535897932270E0 ,0fda,4149,68c2,a221, 2, .C90FDAA22168C2)
-vc(PI2, 6.2831853071795864540E0 ,0fda,41c9,68c2,a221, 3, .C90FDAA22168C2)
-
-ic(thresh, 2.6117239648121182150E-1 , -2, 1.0B70C6D604DD4)
-ic(PIo4, 7.8539816339744827900E-1 , -1, 1.921FB54442D18)
-ic(PIo2, 1.5707963267948965580E0 , 0, 1.921FB54442D18)
-ic(PI3o4, 2.3561944901923448370E0 , 1, 1.2D97C7F3321D2)
-ic(PI, 3.1415926535897931160E0 , 1, 1.921FB54442D18)
-ic(PI2, 6.2831853071795862320E0 , 2, 1.921FB54442D18)
-
-#ifdef vccast
-#define thresh vccast(thresh)
-#define PIo4 vccast(PIo4)
-#define PIo2 vccast(PIo2)
-#define PI3o4 vccast(PI3o4)
-#define PI vccast(PI)
-#define PI2 vccast(PI2)
-#endif
-
-#ifdef national
-static long fmaxx[] = { 0xffffffff, 0x7fefffff};
-#define fmax (*(double*)fmaxx)
-#endif /* national */
-
-static const double
- zero = 0,
- one = 1,
- negone = -1,
- half = 1.0/2.0,
- small = 1E-10, /* 1+small**2 == 1; better values for small:
- * small = 1.5E-9 for VAX D
- * = 1.2E-8 for IEEE Double
- * = 2.8E-10 for IEEE Extended
- */
- big = 1E20; /* big := 1/(small**2) */
-
-/* sin__S(x*x) ... re-implemented as a macro
- * DOUBLE PRECISION (VAX D format 56 bits, IEEE DOUBLE 53 BITS)
- * STATIC KERNEL FUNCTION OF SIN(X), COS(X), AND TAN(X)
- * CODED IN C BY K.C. NG, 1/21/85;
- * REVISED BY K.C. NG on 8/13/85.
- *
- * sin(x*k) - x
- * RETURN --------------- on [-PI/4,PI/4] , where k=pi/PI, PI is the rounded
- * x
- * value of pi in machine precision:
- *
- * Decimal:
- * pi = 3.141592653589793 23846264338327 .....
- * 53 bits PI = 3.141592653589793 115997963 ..... ,
- * 56 bits PI = 3.141592653589793 227020265 ..... ,
- *
- * Hexadecimal:
- * pi = 3.243F6A8885A308D313198A2E....
- * 53 bits PI = 3.243F6A8885A30 = 2 * 1.921FB54442D18
- * 56 bits PI = 3.243F6A8885A308 = 4 * .C90FDAA22168C2
- *
- * Method:
- * 1. Let z=x*x. Create a polynomial approximation to
- * (sin(k*x)-x)/x = z*(S0 + S1*z^1 + ... + S5*z^5).
- * Then
- * sin__S(x*x) = z*(S0 + S1*z^1 + ... + S5*z^5)
- *
- * The coefficient S's are obtained by a special Remez algorithm.
- *
- * Accuracy:
- * In the absence of rounding error, the approximation has absolute error
- * less than 2**(-61.11) for VAX D FORMAT, 2**(-57.45) for IEEE DOUBLE.
- *
- * Constants:
- * The hexadecimal values are the intended ones for the following constants.
- * The decimal values may be used, provided that the compiler will convert
- * from decimal to binary accurately enough to produce the hexadecimal values
- * shown.
- *
- */
-
-vc(S0, -1.6666666666666646660E-1 ,aaaa,bf2a,aa71,aaaa, -2, -.AAAAAAAAAAAA71)
-vc(S1, 8.3333333333297230413E-3 ,8888,3d08,477f,8888, -6, .8888888888477F)
-vc(S2, -1.9841269838362403710E-4 ,0d00,ba50,1057,cf8a, -12, -.D00D00CF8A1057)
-vc(S3, 2.7557318019967078930E-6 ,ef1c,3738,bedc,a326, -18, .B8EF1CA326BEDC)
-vc(S4, -2.5051841873876551398E-8 ,3195,b3d7,e1d3,374c, -25, -.D73195374CE1D3)
-vc(S5, 1.6028995389845827653E-10 ,3d9c,3030,cccc,6d26, -32, .B03D9C6D26CCCC)
-vc(S6, -6.2723499671769283121E-13 ,8d0b,ac30,ea82,7561, -40, -.B08D0B7561EA82)
-
-ic(S0, -1.6666666666666463126E-1 , -3, -1.555555555550C)
-ic(S1, 8.3333333332992771264E-3 , -7, 1.111111110C461)
-ic(S2, -1.9841269816180999116E-4 , -13, -1.A01A019746345)
-ic(S3, 2.7557309793219876880E-6 , -19, 1.71DE3209CDCD9)
-ic(S4, -2.5050225177523807003E-8 , -26, -1.AE5C0E319A4EF)
-ic(S5, 1.5868926979889205164E-10 , -33, 1.5CF61DF672B13)
-
-#ifdef vccast
-#define S0 vccast(S0)
-#define S1 vccast(S1)
-#define S2 vccast(S2)
-#define S3 vccast(S3)
-#define S4 vccast(S4)
-#define S5 vccast(S5)
-#define S6 vccast(S6)
-#endif
-
-#if defined(vax)||defined(tahoe)
-# define sin__S(z) (z*(S0+z*(S1+z*(S2+z*(S3+z*(S4+z*(S5+z*S6)))))))
-#else /* defined(vax)||defined(tahoe) */
-# define sin__S(z) (z*(S0+z*(S1+z*(S2+z*(S3+z*(S4+z*S5))))))
-#endif /* defined(vax)||defined(tahoe) */
-
-/* cos__C(x*x) ... re-implemented as a macro
- * DOUBLE PRECISION (VAX D FORMAT 56 BITS, IEEE DOUBLE 53 BITS)
- * STATIC KERNEL FUNCTION OF SIN(X), COS(X), AND TAN(X)
- * CODED IN C BY K.C. NG, 1/21/85;
- * REVISED BY K.C. NG on 8/13/85.
- *
- * x*x
- * RETURN cos(k*x) - 1 + ----- on [-PI/4,PI/4], where k = pi/PI,
- * 2
- * PI is the rounded value of pi in machine precision :
- *
- * Decimal:
- * pi = 3.141592653589793 23846264338327 .....
- * 53 bits PI = 3.141592653589793 115997963 ..... ,
- * 56 bits PI = 3.141592653589793 227020265 ..... ,
- *
- * Hexadecimal:
- * pi = 3.243F6A8885A308D313198A2E....
- * 53 bits PI = 3.243F6A8885A30 = 2 * 1.921FB54442D18
- * 56 bits PI = 3.243F6A8885A308 = 4 * .C90FDAA22168C2
- *
- *
- * Method:
- * 1. Let z=x*x. Create a polynomial approximation to
- * cos(k*x)-1+z/2 = z*z*(C0 + C1*z^1 + ... + C5*z^5)
- * then
- * cos__C(z) = z*z*(C0 + C1*z^1 + ... + C5*z^5)
- *
- * The coefficient C's are obtained by a special Remez algorithm.
- *
- * Accuracy:
- * In the absence of rounding error, the approximation has absolute error
- * less than 2**(-64) for VAX D FORMAT, 2**(-58.3) for IEEE DOUBLE.
- *
- *
- * Constants:
- * The hexadecimal values are the intended ones for the following constants.
- * The decimal values may be used, provided that the compiler will convert
- * from decimal to binary accurately enough to produce the hexadecimal values
- * shown.
- */
-
-vc(C0, 4.1666666666666504759E-2 ,aaaa,3e2a,a9f0,aaaa, -4, .AAAAAAAAAAA9F0)
-vc(C1, -1.3888888888865302059E-3 ,0b60,bbb6,0cca,b60a, -9, -.B60B60B60A0CCA)
-vc(C2, 2.4801587285601038265E-5 ,0d00,38d0,098f,cdcd, -15, .D00D00CDCD098F)
-vc(C3, -2.7557313470902390219E-7 ,f27b,b593,e805,b593, -21, -.93F27BB593E805)
-vc(C4, 2.0875623401082232009E-9 ,74c8,320f,3ff0,fa1e, -28, .8F74C8FA1E3FF0)
-vc(C5, -1.1355178117642986178E-11 ,c32d,ae47,5a63,0a5c, -36, -.C7C32D0A5C5A63)
-
-ic(C0, 4.1666666666666504759E-2 , -5, 1.555555555553E)
-ic(C1, -1.3888888888865301516E-3 , -10, -1.6C16C16C14199)
-ic(C2, 2.4801587269650015769E-5 , -16, 1.A01A01971CAEB)
-ic(C3, -2.7557304623183959811E-7 , -22, -1.27E4F1314AD1A)
-ic(C4, 2.0873958177697780076E-9 , -29, 1.1EE3B60DDDC8C)
-ic(C5, -1.1250289076471311557E-11 , -37, -1.8BD5986B2A52E)
-
-#ifdef vccast
-#define C0 vccast(C0)
-#define C1 vccast(C1)
-#define C2 vccast(C2)
-#define C3 vccast(C3)
-#define C4 vccast(C4)
-#define C5 vccast(C5)
-#endif
-
-#define cos__C(z) (z*z*(C0+z*(C1+z*(C2+z*(C3+z*(C4+z*C5))))))
return __value;
}
+/* The argument range of this inline version is limited. */
__MATH_INLINE double sin (double __x);
__MATH_INLINE double
sin (double __x)
return __value;
}
+/* The argument range of this inline version is limited. */
__MATH_INLINE double cos (double __x);
__MATH_INLINE double
cos (double __x)
/* Optimized versions for some non-standardized functions. */
-#ifdef __USE_MISC
+#if defined __USE_ISOC9X || defined __USE_MISC
__MATH_INLINE double hypot (double __x, double __y);
__MATH_INLINE double
return -0.5 * __log1p (-(__y + __y) / (1.0 + __y)) * __sgn1 (__x);
}
-__MATH_INLINE double coshm1 (double __x);
-__MATH_INLINE double
-coshm1 (double __x)
-{
- register double __exm1 = __expm1 (fabs (__x));
-
- return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1;
-}
-
-__MATH_INLINE double acosh1p (double __x);
-__MATH_INLINE double
-acosh1p (double __x)
-{
- return __log1p (__x + sqrt (__x) * sqrt (__x + 2.0));
-}
-
__MATH_INLINE double logb (double __x);
__MATH_INLINE double
logb (double __x)
return __value;
}
+/* This function is used in the `isfinite' macro. */
+__MATH_INLINE int __finite (double __x);
+__MATH_INLINE int
+__finite (double __x)
+{
+ register int __result;
+ __asm__ __volatile__
+ ("orl $x0x800fffff, %0\n\t"
+ "incl %0\n\t"
+ "shrl $31, %0"
+ : "=q" (__result) : "0" (((int *) &__x)[1]));
+ return __result;
+}
+#endif
+
+#ifdef __USE_MISC
+__MATH_INLINE double coshm1 (double __x);
+__MATH_INLINE double
+coshm1 (double __x)
+{
+ register double __exm1 = __expm1 (fabs (__x));
+
+ return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1;
+}
+
+__MATH_INLINE double acosh1p (double __x);
+__MATH_INLINE double
+acosh1p (double __x)
+{
+ return __log1p (__x + sqrt (__x) * sqrt (__x + 2.0));
+}
+
__MATH_INLINE void sincos (double __x, double *__sinx, double *__cosx);
__MATH_INLINE void
sincos (double __x, double *__sinx, double *__cosx)
{
register double __cosr, __sinr;
__asm __volatile__
- ("fsincos"
+ ("fsincos\n\t"
+ "fnstsw %%ax\n\t"
+ "testl $0x400, %%eax\n\t"
+ "jz 1f\n\t"
+ "fldpi\n\t"
+ "fadd %%st(0)\n\t"
+ "fxch %%st(1)\n\t"
+ "2: fprem1\n\t"
+ "fnstsw %%ax\n\t"
+ "testl $0x400, %%eax\n\t"
+ "jnz 2b\n\t"
+ "fstp %%st(1)\n\t"
+ "fsincos\n\t"
+ "1:"
: "=t" (__cosr), "=u" (__sinr) : "0" (__x));
*__sinx = __sinr;
__MATH_INLINE double
sgn (double __x)
{
- return (__x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0));
+ return __x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0);
}
__MATH_INLINE double pow2 (double __x);
testl $0x400,%eax
jnz 1f
ret
+ .align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
testl $0x400,%eax
jnz 1f
ret
+ .align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
#include <machine/asm.h>
ENTRY(__finite)
- movl 8(%esp),%eax
- orl $0x800fffff, %eax
- incl %eax
+ movl 8(%esp)
+ movl $0xFFEFFFFF,%ecx
+ subl %eax,%ecx
+ xorl %ecx,%eax,%eax
shrl $31, %eax
ret
END (__finite)
ENTRY(__finitef)
movl 4(%esp),%eax
- orl $0x807fffff, %eax
- incl %eax
- shrl $31, %eax
+ movl $0xFF7FFFFF,%ecx
+ subl %eax,%ecx
+ xorl %ecx,%eax
+ shrl $31,%eax
ret
END (__finitef)
weak_alias (__finitef, finitef)
testl $0x400,%eax
jnz 1f
ret
+ .align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <machine/asm.h>
+
+ENTRY(__sincos)
+ fldl 4(%esp)
+ fsincos
+ movl 12(%esp), %ecx
+ movl 16(%esp), %edx
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 1f
+ fstpl (%edx)
+ fstpl (%ecx)
+ ret
+ .align ALIGNARG(4)
+1: fldpi
+ fadd %st(0)
+ fxch %st(1)
+2: fprem1
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 2b
+ fstp %st(1)
+ fsincos
+ fstpl (%edx)
+ fstpl (%ecx)
+ ret
+END(__sincos)
+weak_alias(__sincos, sincos)
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <machine/asm.h>
+
+ENTRY(__sincosf)
+ flds 4(%esp)
+ fsincos
+ movl 8(%esp), %ecx
+ movl 12(%esp), %edx
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 1f
+ fstps (%edx)
+ fstps (%ecx)
+ ret
+ .align ALIGNARG(4)
+1: fldpi
+ fadd %st(0)
+ fxch %st(1)
+2: fprem1
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 2b
+ fstp %st(1)
+ fsincos
+ fstps (%edx)
+ fstps (%ecx)
+ ret
+END(__sincosf)
+weak_alias(__sincosf, sincosf)
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <machine/asm.h>
+
+ENTRY(__sincosl)
+ fldt 4(%esp)
+ fsincos
+ movl 16(%esp), %ecx
+ movl 20(%esp), %edx
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 1f
+ fstpt (%edx)
+ fstpt (%ecx)
+ ret
+ .align ALIGNARG(4)
+1: fldpi
+ fadd %st(0)
+ fxch %st(1)
+2: fprem1
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 2b
+ fstp %st(1)
+ fsincos
+ fstpt (%edx)
+ fstpt (%ecx)
+ ret
+END(__sincosl)
+weak_alias(__sincosl, sincosl)
testl $0x400,%eax
jnz 1f
ret
+ .align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
{
/* Imaginary part is finite. */
double cosh_val = __ieee754_cosh (__real__ x);
+ double sinix, cosix;
- __real__ retval = cosh_val * __cos (__imag__ x);
- __imag__ retval = cosh_val * __sin (__imag__ x);
+ __sincos (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = cosh_val * cosix;
+ __imag__ retval = cosh_val * sinix;
}
else
{
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysign (HUGE_VAL, __cos (__imag__ x));
- __imag__ retval = __copysign (HUGE_VAL, __sin (__imag__ x));
+ double sinix, cosix;
+
+ __sincos (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysign (HUGE_VAL, cosix);
+ __imag__ retval = __copysign (HUGE_VAL, sinix);
}
else
{
{
/* Imaginary part is finite. */
float cosh_val = __ieee754_coshf (__real__ x);
+ float sinix, cosix;
- __real__ retval = cosh_val * __cosf (__imag__ x);
- __imag__ retval = cosh_val * __sinf (__imag__ x);
+ __sincosf (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = cosh_val * cosix;
+ __imag__ retval = cosh_val * sinix;
}
else
{
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysignf (HUGE_VALF, __cosf (__imag__ x));
- __imag__ retval = __copysignf (HUGE_VALF, __sinf (__imag__ x));
+ float sinix, cosix;
+
+ __sincosf (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignf (HUGE_VALF, cosix);
+ __imag__ retval = __copysignf (HUGE_VALF, sinix);
}
else
{
{
/* Imaginary part is finite. */
long double cosh_val = __ieee754_coshl (__real__ x);
+ long double sinix, cosix;
- __real__ retval = cosh_val * __cosl (__imag__ x);
- __imag__ retval = cosh_val * __sinl (__imag__ x);
+ __sincosl (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = cosh_val * cosix;
+ __imag__ retval = cosh_val * sinix;
}
else
{
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysignl (HUGE_VALL, __cosl (__imag__ x));
- __imag__ retval = __copysignl (HUGE_VALL, __sinl (__imag__ x));
+ long double sinix, cosix;
+
+ __sincosl (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignl (HUGE_VALL, cosix);
+ __imag__ retval = __copysignl (HUGE_VALL, sinix);
}
else
{
-/* Return value of complex exponential function for float complex value.
+/* Return value of complex exponential function for double complex value.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
#include <complex.h>
#include <math.h>
+#include "math_private.h"
+
__complex__ double
__cexp (__complex__ double x)
{
__complex__ double retval;
+ int rcls = fpclassify (__real__ x);
+ int icls = fpclassify (__imag__ x);
- if (isfinite (__real__ x))
+ if (rcls >= FP_ZERO)
{
- if (isfinite (__imag__ x))
+ /* Real part is finite. */
+ if (icls >= FP_ZERO)
{
- double exp_val = __exp (__real__ x);
+ /* Imaginary part is finite. */
+ double exp_val = __ieee754_exp (__real__ x);
if (isfinite (exp_val))
{
__imag__ retval = __nan ("");
}
}
- else if (__isinf (__real__ x))
+ else if (rcls == FP_INFINITE)
{
- if (isfinite (__imag__ x))
+ /* Real part is infinite. */
+ if (icls >= FP_ZERO)
{
+ /* Imaginary part is finite. */
double value = signbit (__real__ x) ? 0.0 : HUGE_VAL;
- if (__imag__ x == 0.0)
+ if (icls == FP_ZERO)
{
+ /* Imaginary part is 0.0. */
__real__ retval = value;
__imag__ retval = __imag__ x;
}
{
/* Imaginary part is finite. */
float exp_val = __ieee754_expf (__real__ x);
+ float sinix, cosix;
+
+ __sincosf (__imag__ x, &sinix, &cosix);
if (isfinite (exp_val))
{
- __real__ retval = exp_val * __cosf (__imag__ x);
- __imag__ retval = exp_val * __sinf (__imag__ x);
+ __real__ retval = exp_val * cosix;
+ __imag__ retval = exp_val * sinix;
}
else
{
- __real__ retval = __copysignf (exp_val, __cosf (__imag__ x));
- __imag__ retval = __copysignf (exp_val, __sinf (__imag__ x));
+ __real__ retval = __copysignf (exp_val, cosix);
+ __imag__ retval = __copysignf (exp_val, sinix);
}
}
else
}
else
{
- __real__ retval = __copysignf (value, __cosf (__imag__ x));
- __imag__ retval = __copysignf (value, __sinf (__imag__ x));
+ float sinix, cosix;
+
+ __sincosf (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignf (value, cosix);
+ __imag__ retval = __copysignf (value, sinix);
}
}
else if (signbit (__real__ x) == 0)
{
/* Imaginary part is finite. */
long double exp_val = __ieee754_expl (__real__ x);
+ long double sinix, cosix;
+
+ __sincosl (__imag__ x, &sinix, &cosix);
if (isfinite (exp_val))
{
- __real__ retval = exp_val * __cosl (__imag__ x);
- __imag__ retval = exp_val * __sinl (__imag__ x);
+ __real__ retval = exp_val * cosix;
+ __imag__ retval = exp_val * sinix;
}
else
{
- __real__ retval = __copysignl (exp_val, __cosl (__imag__ x));
- __imag__ retval = __copysignl (exp_val, __sinl (__imag__ x));
+ __real__ retval = __copysignl (exp_val, cosix);
+ __imag__ retval = __copysignl (exp_val, sinix);
}
}
else
}
else
{
- __real__ retval = __copysignl (value, __cosl (__imag__ x));
- __imag__ retval = __copysignl (value, __sinl (__imag__ x));
+ long double sinix, cosix;
+
+ __sincosl (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignl (value, cosix);
+ __imag__ retval = __copysignl (value, sinix);
}
}
else if (signbit (__real__ x) == 0)
#endif
{
long double y[2],z=0.0;
- int32_t n, se;
+ int32_t n, se, i0, i1;
/* High word of x. */
- GET_LDOUBLE_EXP(se,x);
+ GET_LDOUBLE_WORDS(se,i0,i1,x);
/* |x| ~< pi/4 */
se &= 0x7fff;
- if(ix <= 0x3ffe) return __kernel_cosl(x,z);
+ if(se < 0x3ffe || (se == 0x3ffe && i0 <= 0xc90fdaa2))
+ return __kernel_cosl(x,z);
/* cos(Inf or NaN) is NaN */
else if (se==0x7fff) return x-x;
--- /dev/null
+/* Compute projection of complex double value to Riemann sphere.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <complex.h>
+#include <math.h>
+
+
+__complex__ double
+__cproj (__complex__ double x)
+{
+ __complex__ double res;
+
+ if (!finite (__real__ x) || !finite (__imag__ x))
+ {
+ __real__ res = INFINITY;
+ __imag__ res = __copysign (0.0, __imag__ x);
+ }
+ else
+ {
+ double den = __real__ x * __real__ x + __imag__ x * __imag__ x + 1.0;
+
+ __real__ res = (2.0 * __real__ x) / den;
+ __imag__ res = (2.0 * __imag__ x) / den;
+ }
+
+ return res;
+}
+weak_alias (__cproj, cproj)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__cproj, __cprojl)
+weak_alias (__cproj, cprojl)
+#endif
--- /dev/null
+/* Compute projection of complex float value to Riemann sphere.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <complex.h>
+#include <math.h>
+
+
+__complex__ float
+__cprojf (__complex__ float x)
+{
+ __complex__ float res;
+
+ if (!finite (__real__ x) || !finite (__imag__ x))
+ {
+ __real__ res = INFINITY;
+ __imag__ res = __copysignf (0.0, __imag__ x);
+ }
+ else
+ {
+ float den = __real__ x * __real__ x + __imag__ x * __imag__ x + 1.0;
+
+ __real__ res = (2.0 * __real__ x) / den;
+ __imag__ res = (2.0 * __imag__ x) / den;
+ }
+
+ return res;
+}
+weak_alias (__cprojf, cprojf)
--- /dev/null
+/* Compute projection of complex long double value to Riemann sphere.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <complex.h>
+#include <math.h>
+
+
+__complex__ long double
+__cprojl (__complex__ long double x)
+{
+ __complex__ long double res;
+
+ if (!finite (__real__ x) || !finite (__imag__ x))
+ {
+ __real__ res = INFINITY;
+ __imag__ res = __copysignl (0.0, __imag__ x);
+ }
+ else
+ {
+ long double den = (__real__ x * __real__ x + __imag__ x * __imag__ x
+ + 1.0);
+
+ __real__ res = (2.0 * __real__ x) / den;
+ __imag__ res = (2.0 * __imag__ x) / den;
+ }
+
+ return res;
+}
+weak_alias (__cprojl, cprojl)
if (icls >= FP_ZERO)
{
/* Imaginary part is finite. */
- double sinh_val = __ieee754_sinh (__real__ x);
+ double sinh_val = __ieee754_sinh (__real__ x);
+ double sinix, cosix;
- __real__ retval = sinh_val * __cos (__imag__ x);
- __imag__ retval = sinh_val * __sin (__imag__ x);
+ __sincos (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = sinh_val * cosix;
+ __imag__ retval = sinh_val * sinix;
if (negate)
__real__ retval = -__real__ retval;
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysign (HUGE_VAL, __cos (__imag__ x));
- __imag__ retval = __copysign (HUGE_VAL, __sin (__imag__ x));
+ double sinix, cosix;
+
+ __sincos (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysign (HUGE_VAL, cosix);
+ __imag__ retval = __copysign (HUGE_VAL, sinix);
if (negate)
__real__ retval = -__real__ retval;
if (icls >= FP_ZERO)
{
/* Imaginary part is finite. */
- float sinh_val = __ieee754_sinhf (__real__ x);
+ float sinh_val = __ieee754_sinhf (__real__ x);
+ float sinix, cosix;
- __real__ retval = sinh_val * __cosf (__imag__ x);
- __imag__ retval = sinh_val * __sinf (__imag__ x);
+ __sincosf (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = sinh_val * cosix;
+ __imag__ retval = sinh_val * sinix;
if (negate)
__real__ retval = -__real__ retval;
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysignf (HUGE_VALF, __cosf (__imag__ x));
- __imag__ retval = __copysignf (HUGE_VALF, __sinf (__imag__ x));
+ float sinix, cosix;
+
+ __sincosf (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignf (HUGE_VALF, cosix);
+ __imag__ retval = __copysignf (HUGE_VALF, sinix);
if (negate)
__real__ retval = -__real__ retval;
{
/* Imaginary part is finite. */
long double sinh_val = __ieee754_sinhl (__real__ x);
+ long double sinix, cosix;
- __real__ retval = sinh_val * __cosl (__imag__ x);
- __imag__ retval = sinh_val * __sinl (__imag__ x);
+ __sincosl (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = sinh_val * cosix;
+ __imag__ retval = sinh_val * sinix;
if (negate)
__real__ retval = -__real__ retval;
else if (icls > FP_ZERO)
{
/* Imaginary part is finite. */
- __real__ retval = __copysignl (HUGE_VALL, __cosl (__imag__ x));
- __imag__ retval = __copysignl (HUGE_VALL, __sinl (__imag__ x));
+ long double sinix, cosix;
+
+ __sincosl (__imag__ x, &sinix, &cosix);
+
+ __real__ retval = __copysignl (HUGE_VALL, cosix);
+ __imag__ retval = __copysignl (HUGE_VALL, sinix);
if (negate)
__real__ retval = -__real__ retval;
}
else
{
- double den = (__cos (2.0 * __real__ x)
- + __ieee754_cosh (2.0 * __imag__ x));
+ double sin2rx, cos2rx;
+ double den;
- __real__ res = __sin (2.0 * __real__ x) / den;
+ __sincos (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+ den = cos2rx + __ieee754_cosh (2.0 * __imag__ x);
+
+ __real__ res = sin2rx / den;
__imag__ res = __ieee754_sinh (2.0 * __imag__ x) / den;
}
}
else
{
- float den = (__cosf (2.0 * __real__ x)
- + __ieee754_coshf (2.0 * __imag__ x));
+ float sin2rx, cos2rx;
+ float den;
- __real__ res = __sinf (2.0 * __real__ x) / den;
+ __sincosf (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+ den = cos2rx + __ieee754_coshf (2.0 * __imag__ x);
+
+ __real__ res = sin2rx / den;
__imag__ res = __ieee754_sinhf (2.0 * __imag__ x) / den;
}
}
else
{
- double den = (__ieee754_cosh (2.0 * __real__ x)
- + __cos (2.0 * __imag__ x));
+ double sin2ix, cos2ix;
+ double den;
+
+ __sincos (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+ den = (__ieee754_cosh (2.0 * __real__ x) + cos2ix);
__real__ res = __ieee754_sinh (2.0 * __real__ x) / den;
- __imag__ res = __sin (2.0 * __imag__ x) / den;
+ __imag__ res = sin2ix / den;
}
return res;
}
else
{
- float den = (__ieee754_coshf (2.0 * __real__ x)
- + __cosf (2.0 * __imag__ x));
+ float sin2ix, cos2ix;
+ float den;
+
+ __sincosf (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+ den = (__ieee754_coshf (2.0 * __real__ x) + cos2ix);
__real__ res = __ieee754_sinhf (2.0 * __real__ x) / den;
- __imag__ res = __sinf (2.0 * __imag__ x) / den;
+ __imag__ res = sin2ix / den;
}
return res;
}
else
{
- long double den = (__ieee754_coshl (2.0 * __real__ x)
- + __cosl (2.0 * __imag__ x));
+ long double sin2ix, cos2ix;
+ long double den;
+
+ __sincosl (2.0 * __imag__ x, &sin2ix, &cos2ix);
+
+ den = (__ieee754_coshl (2.0 * __real__ x) + cos2ix);
__real__ res = __ieee754_sinhl (2.0 * __real__ x) / den;
- __imag__ res = __sinl (2.0 * __imag__ x) / den;
+ __imag__ res = sin2ix / den;
}
return res;
}
else
{
- long double den = (__cosl (2.0 * __real__ x)
- + __ieee754_coshl (2.0 * __imag__ x));
+ long double sin2rx, cos2rx;
+ long double den;
- __real__ res = __sinl (2.0 * __real__ x) / den;
+ __sincosl (2.0 * __real__ x, &sin2rx, &cos2rx);
+
+ den = cos2rx + __ieee754_coshl (2.0 * __imag__ x);
+
+ __real__ res = sin2rx / den;
__imag__ res = __ieee754_sinhl (2.0 * __imag__ x) / den;
}
}
else
{
- i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
+ u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
if ((i1 & i) != 0)
{
/* x is not integral. */
{
result = (long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
if (sizeof (long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
+ result |= i1 >> (63 - j0);
}
}
}
else
{
- i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
+ u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
if ((i1 & i) != 0)
{
/* x is not integral. */
{
result = (long long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
if (sizeof (long long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
+ result |= i1 >> (63 - j0);
}
}
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <math.h>
+
+#include "math_private.h"
+
+
+void
+__sincos (double x, double *sinx, double *cosx)
+{
+ int32_t ix;
+
+ /* High word of x. */
+ GET_HIGH_WORD (ix, x);
+
+ /* |x| ~< pi/4 */
+ ix &= 0x7fffffff;
+ if (ix <= 0x3fe921fb)
+ {
+ *sinx = __kernel_sin (x, 0.0, 0);
+ *cosx = __kernel_cos (x, 0.0);
+ }
+ else if (ix>=0x7ff00000)
+ {
+ /* sin(Inf or NaN) is NaN */
+ *sinx = *cosx = x - x;
+ }
+ else
+ {
+ /* Argument reduction needed. */
+ double y[2];
+ int n;
+
+ n = __ieee754_rem_pio2 (x, y);
+ switch (n & 3)
+ {
+ case 0:
+ *sinx = __kernel_sin (y[0], y[1], 1);
+ *cosx = __kernel_cos (y[0], y[1]);
+ break;
+ case 1:
+ *sinx = __kernel_cos (y[0], y[1]);
+ *cosx = -__kernel_sin (y[0], y[1], 1);
+ break;
+ case 2:
+ *sinx = -__kernel_sin (y[0], y[1], 1);
+ *cosx = -__kernel_cos (y[0], y[1]);
+ break;
+ default:
+ *sinx = -__kernel_cos (y[0], y[1]);
+ *cosx = __kernel_sin (y[0], y[1], 1);
+ break;
+ }
+ }
+}
+weak_alias (__sincos, sincos)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__sincos, __sincosl)
+weak_alias (__sincos, sincosl)
+#endif
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <math.h>
+
+#include "math_private.h"
+
+
+void
+__sincosf (float x, float *sinx, float *cosx)
+{
+ int32_t ix;
+
+ /* High word of x. */
+ GET_FLOAT_WORD (ix, x);
+
+ /* |x| ~< pi/4 */
+ ix &= 0x7fffffff;
+ if (ix <= 0x3f490fd8)
+ {
+ *sinx = __kernel_sinf (x, 0.0, 0);
+ *cosx = __kernel_cosf (x, 0.0);
+ }
+ else if (ix>=0x7ff00000)
+ {
+ /* sin(Inf or NaN) is NaN */
+ *sinx = *cosx = x - x;
+ }
+ else
+ {
+ /* Argument reduction needed. */
+ float y[2];
+ int n;
+
+ n = __ieee754_rem_pio2f (x, y);
+ switch (n & 3)
+ {
+ case 0:
+ *sinx = __kernel_sinf (y[0], y[1], 1);
+ *cosx = __kernel_cosf (y[0], y[1]);
+ break;
+ case 1:
+ *sinx = __kernel_cosf (y[0], y[1]);
+ *cosx = -__kernel_sinf (y[0], y[1], 1);
+ break;
+ case 2:
+ *sinx = -__kernel_sinf (y[0], y[1], 1);
+ *cosx = -__kernel_cosf (y[0], y[1]);
+ break;
+ default:
+ *sinx = -__kernel_cosf (y[0], y[1]);
+ *cosx = __kernel_sinf (y[0], y[1], 1);
+ break;
+ }
+ }
+}
+weak_alias (__sincosf, sincosf)
--- /dev/null
+/* Compute sine and cosine of argument.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <math.h>
+
+#include "math_private.h"
+
+
+void
+__sincosl (long double x, long double *sinx, long double *cosx)
+{
+ int32_t se, i0, i1;
+
+ /* High word of x. */
+ GET_LDOUBLE_WORDS (se, i0, i1, x);
+
+ /* |x| ~< pi/4 */
+ se &= 0x7fff;
+ if (se < 0x3ffe || (se == 0x3ffe && i0 <= 0xc90fdaa2))
+ {
+ *sinx = __kernel_sinl (x, 0.0, 0);
+ *cosx = __kernel_cosl (x, 0.0);
+ }
+ else if (ix == 0x7fff)
+ {
+ /* sin(Inf or NaN) is NaN */
+ *sinx = *cosx = x - x;
+ }
+ else
+ {
+ /* Argument reduction needed. */
+ long double y[2];
+ int n;
+
+ n = __ieee754_rem_pio2l (x, y);
+ switch (n & 3)
+ {
+ case 0:
+ *sinx = __kernel_sinl (y[0], y[1], 1);
+ *cosx = __kernel_cosl (y[0], y[1]);
+ break;
+ case 1:
+ *sinx = __kernel_cosl (y[0], y[1]);
+ *cosx = -__kernel_sinl (y[0], y[1], 1);
+ break;
+ case 2:
+ *sinx = -__kernel_sinl (y[0], y[1], 1);
+ *cosx = -__kernel_cosl (y[0], y[1]);
+ break;
+ default:
+ *sinx = -__kernel_cosl (y[0], y[1]);
+ *cosx = __kernel_sinl (y[0], y[1], 1);
+ break;
+ }
+ }
+}
+weak_alias (__sincosl, sincosl)
#endif
{
long double y[2],z=0.0;
- int32_t n, se;
+ int32_t n, se, i0, i1;
/* High word of x. */
- GET_LDOUBLE_EXP(se,x);
+ GET_LDOUBLE_WORDS(se,i0,i1,x);
/* |x| ~< pi/4 */
se &= 0x7fff;
- if(se <= 0x3ffe) return __kernel_sinl(x,z,0);
+ if(se < 0x3ffe || (se == 0x3ffe && i0 <= 0xc90fdaa2))
+ return __kernel_sinl(x,z,0);
/* sin(Inf or NaN) is NaN */
else if (se==0x7fff) return x-x;
-# Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
+# Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
+ifeq (yes,$(cross-compiling))
+$(common-objpfx)stdio_lim.h:
+ @echo
+ @echo "You must build stdio_lim.h by hand. Stop."
+ @echo
+ @exit 1
+else
$(common-objpfx)stdio_lim.h: $(common-objpfx)mk-stdiolim
$(dir $<)$(notdir $<) > $@-t
mv $@-t $@
+endif
# Turn into a version that works when cd'd into $(objdir).
mk-stdiolim-CFLAGS = $(patsubst -I$(shell pwd)//%,-I/%,\
--- /dev/null
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+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., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <sysdeps/unix/sysdep.h>
+#include <sysdeps/arm/sysdep.h>
+
ret0:
return NULL;
}
+/* This alias is for backward compatibility with drafts of the ISO C
+ standard. Unfortunately the Unix(TM) standard requires this name. */
+weak_alias (wcsstr, wcswcs)
git.samba.org / jlayton / glibc.git / commitdiff