From 0ffc3b94a0cc452f63eb977633e844dae8539f3a Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Thu, 30 Nov 2000 01:57:27 +0000 Subject: [PATCH] Add support for Intel's XScale processor --- newlib/ChangeLog | 19 + newlib/configure.host | 11 + newlib/libc/machine/xscale/Makefile.am | 14 + newlib/libc/machine/xscale/Makefile.in | 322 +++++ newlib/libc/machine/xscale/aclocal.m4 | 282 ++++ newlib/libc/machine/xscale/configure | 1687 +++++++++++++++++++++++ newlib/libc/machine/xscale/configure.in | 12 + newlib/libc/machine/xscale/memchr.c | 102 ++ newlib/libc/machine/xscale/memcmp.c | 109 ++ newlib/libc/machine/xscale/memcpy.c | 101 ++ newlib/libc/machine/xscale/memmove.c | 122 ++ newlib/libc/machine/xscale/memset.c | 80 ++ newlib/libc/machine/xscale/strchr.c | 73 + newlib/libc/machine/xscale/strcmp.c | 107 ++ newlib/libc/machine/xscale/strcpy.c | 62 + newlib/libc/machine/xscale/strlen.c | 100 ++ newlib/libc/machine/xscale/xscale.h | 31 + 17 files changed, 3234 insertions(+) create mode 100644 newlib/libc/machine/xscale/Makefile.am create mode 100644 newlib/libc/machine/xscale/Makefile.in create mode 100644 newlib/libc/machine/xscale/aclocal.m4 create mode 100755 newlib/libc/machine/xscale/configure create mode 100644 newlib/libc/machine/xscale/configure.in create mode 100644 newlib/libc/machine/xscale/memchr.c create mode 100644 newlib/libc/machine/xscale/memcmp.c create mode 100644 newlib/libc/machine/xscale/memcpy.c create mode 100644 newlib/libc/machine/xscale/memmove.c create mode 100644 newlib/libc/machine/xscale/memset.c create mode 100644 newlib/libc/machine/xscale/strchr.c create mode 100644 newlib/libc/machine/xscale/strcmp.c create mode 100644 newlib/libc/machine/xscale/strcpy.c create mode 100644 newlib/libc/machine/xscale/strlen.c create mode 100644 newlib/libc/machine/xscale/xscale.h diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 8a22f4d08..5b96be76a 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,3 +1,22 @@ +2000-11-29 Nick Clifton + + * configure.host: Add xscale target. + * libc/machine/xscale: New directory. + * libc/machine/xscale/Makefile.am: New file. + * libc/machine/xscale/Makefile.in: New file. + * libc/machine/xscale/aclocal.m4: New file. + * libc/machine/xscale/configure: New file. + * libc/machine/xscale/configure.in: New file. + * libc/machine/xscale/memchr.S: New file. + * libc/machine/xscale/memcmp.S: New file. + * libc/machine/xscale/memcpy.S: New file. + * libc/machine/xscale/memmove.S: New file. + * libc/machine/xscale/memset.S: New file. + * libc/machine/xscale/strchr.S: New file. + * libc/machine/xscale/strcmp.S: New file. + * libc/machine/xscale/strcpy.S: New file. + * libc/machine/xscale/strlen.S: New file. + Sat Nov 25 11:24:00 2000 Corinna Vinschen * libc/include/sys/types.h: Change i to `__i' in FD_ZERO macro to diff --git a/newlib/configure.host b/newlib/configure.host index 99913d7c1..e86fcffe9 100644 --- a/newlib/configure.host +++ b/newlib/configure.host @@ -145,6 +145,9 @@ case "${host_cpu}" in strongarm) machine_dir=arm ;; + xscale) + machine_dir=xscale + ;; thumb) machine_dir=arm ;; @@ -263,6 +266,9 @@ case "${host}" in strongarm-*-*) sys_dir=arm ;; + xscale-*-*) + sys_dir=arm + ;; thumb-*-*) sys_dir=arm ;; @@ -422,6 +428,11 @@ case "${host}" in newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" ;; + xscale-*-*) + syscall_dir=syscalls + newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" + newlib_cflags="${newlib_cflags} -DARM_RDI_MONITOR" + ;; thumb-*-pe) syscall_dir=syscalls newlib_cflags="${newlib_cflags} -DABORT_PROVIDED -DHAVE_GETTIMEOFDAY" diff --git a/newlib/libc/machine/xscale/Makefile.am b/newlib/libc/machine/xscale/Makefile.am new file mode 100644 index 000000000..eaa413a88 --- /dev/null +++ b/newlib/libc/machine/xscale/Makefile.am @@ -0,0 +1,14 @@ +## Process this file with automake to generate Makefile.in + +AUTOMAKE_OPTIONS = cygnus + +INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) + +noinst_LIBRARIES = lib.a + +lib_a_SOURCES = \ + memchr.c memcmp.c memcpy.c memmove.c memset.c \ + strchr.c strcmp.c strcpy.c strlen.c + +ACLOCAL_AMFLAGS = -I ../../.. +CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host diff --git a/newlib/libc/machine/xscale/Makefile.in b/newlib/libc/machine/xscale/Makefile.in new file mode 100644 index 000000000..a737af391 --- /dev/null +++ b/newlib/libc/machine/xscale/Makefile.in @@ -0,0 +1,322 @@ +# Makefile.in generated automatically by automake 1.4 from Makefile.am + +# Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + + +SHELL = @SHELL@ + +srcdir = @srcdir@ +top_srcdir = @top_srcdir@ +VPATH = @srcdir@ +prefix = @prefix@ +exec_prefix = @exec_prefix@ + +bindir = @bindir@ +sbindir = @sbindir@ +libexecdir = @libexecdir@ +datadir = @datadir@ +sysconfdir = @sysconfdir@ +sharedstatedir = @sharedstatedir@ +localstatedir = @localstatedir@ +libdir = @libdir@ +infodir = @infodir@ +mandir = @mandir@ +includedir = @includedir@ +oldincludedir = /usr/include + +DESTDIR = + +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ + +top_builddir = . + +ACLOCAL = @ACLOCAL@ +AUTOCONF = @AUTOCONF@ +AUTOMAKE = @AUTOMAKE@ +AUTOHEADER = @AUTOHEADER@ + +INSTALL = @INSTALL@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ $(AM_INSTALL_PROGRAM_FLAGS) +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +transform = @program_transform_name@ + +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +host_alias = @host_alias@ +host_triplet = @host@ +AR = @AR@ +AS = @AS@ +CC = @CC@ +CPP = @CPP@ +EXEEXT = @EXEEXT@ +MAINT = @MAINT@ +MAKEINFO = @MAKEINFO@ +NEWLIB_CFLAGS = @NEWLIB_CFLAGS@ +PACKAGE = @PACKAGE@ +RANLIB = @RANLIB@ +VERSION = @VERSION@ +machine_dir = @machine_dir@ +newlib_basedir = @newlib_basedir@ +sys_dir = @sys_dir@ + +AUTOMAKE_OPTIONS = cygnus + +INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS) + +noinst_LIBRARIES = lib.a + +lib_a_SOURCES = \ + memchr.c memcmp.c memcpy.c memmove.c memset.c \ + strchr.c strcmp.c strcpy.c strlen.c + + +ACLOCAL_AMFLAGS = -I ../../.. +CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +mkinstalldirs = $(SHELL) $(top_srcdir)/../../../../mkinstalldirs +CONFIG_CLEAN_FILES = +LIBRARIES = $(noinst_LIBRARIES) + + +DEFS = @DEFS@ -I. -I$(srcdir) +CPPFLAGS = @CPPFLAGS@ +LDFLAGS = @LDFLAGS@ +LIBS = @LIBS@ +lib_a_LIBADD = +lib_a_OBJECTS = memchr.o memcmp.o memcpy.o memmove.o memset.o strchr.o \ +strcmp.o strcpy.o strlen.o +CFLAGS = @CFLAGS@ +COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ +DIST_COMMON = Makefile.am Makefile.in aclocal.m4 configure configure.in + + +DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST) + +TAR = tar +GZIP_ENV = --best +SOURCES = $(lib_a_SOURCES) +OBJECTS = $(lib_a_OBJECTS) + +all: all-redirect +.SUFFIXES: +.SUFFIXES: .S .c .o .s +$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4) + cd $(top_srcdir) && $(AUTOMAKE) --cygnus Makefile + +Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status + cd $(top_builddir) \ + && CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status + +$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ configure.in \ + ../../../acinclude.m4 ../../../aclocal.m4 + cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS) + +config.status: $(srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES) + $(SHELL) ./config.status --recheck +$(srcdir)/configure: @MAINTAINER_MODE_TRUE@$(srcdir)/configure.in $(ACLOCAL_M4) $(CONFIGURE_DEPENDENCIES) + cd $(srcdir) && $(AUTOCONF) + +mostlyclean-noinstLIBRARIES: + +clean-noinstLIBRARIES: + -test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES) + +distclean-noinstLIBRARIES: + +maintainer-clean-noinstLIBRARIES: + +.c.o: + $(COMPILE) -c $< + +.s.o: + $(COMPILE) -c $< + +.S.o: + $(COMPILE) -c $< + +mostlyclean-compile: + -rm -f *.o core *.core + +clean-compile: + +distclean-compile: + -rm -f *.tab.c + +maintainer-clean-compile: + +lib.a: $(lib_a_OBJECTS) $(lib_a_DEPENDENCIES) + -rm -f lib.a + $(AR) cru lib.a $(lib_a_OBJECTS) $(lib_a_LIBADD) + $(RANLIB) lib.a + +tags: TAGS + +ID: $(HEADERS) $(SOURCES) $(LISP) + list='$(SOURCES) $(HEADERS)'; 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This calls basic introductory stuff, +dnl including AM_INIT_AUTOMAKE and AC_CANONICAL_HOST. It also runs +dnl configure.host. 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"$ac_site_file" + fi +done + +if test -r "$cache_file"; then + echo "loading cache $cache_file" + . $cache_file +else + echo "creating cache $cache_file" + > $cache_file +fi + +ac_ext=c +# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. +ac_cpp='$CPP $CPPFLAGS' +ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' +ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' +cross_compiling=$ac_cv_prog_cc_cross + +ac_exeext= +ac_objext=o +if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then + # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. + if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then + ac_n= ac_c=' +' ac_t=' ' + else + ac_n=-n ac_c= ac_t= + fi +else + ac_n= ac_c='\c' ac_t= +fi + + + +ac_aux_dir= +for ac_dir in ../../../.. $srcdir/../../../..; do + if test -f $ac_dir/install-sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f $ac_dir/install.sh; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + fi +done +if test -z "$ac_aux_dir"; then + { echo "configure: error: can not find install-sh or install.sh in ../../../.. $srcdir/../../../.." 1>&2; exit 1; } +fi +ac_config_guess=$ac_aux_dir/config.guess +ac_config_sub=$ac_aux_dir/config.sub +ac_configure=$ac_aux_dir/configure # This should be Cygnus configure. + + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# 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""... $ac_c" 1>&6 +echo "configure:578: checking for a BSD compatible install" >&5 +if test -z "$INSTALL"; then +if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":" + for ac_dir in $PATH; do + # Account for people who put trailing slashes in PATH elements. + case "$ac_dir/" in + /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + if test -f $ac_dir/$ac_prog; then + if test $ac_prog = install && + grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + IFS="$ac_save_IFS" + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL="$ac_cv_path_install" + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL="$ac_install_sh" + fi +fi +echo "$ac_t""$INSTALL" 1>&6 + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + +echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6 +echo "configure:631: checking whether build environment is sane" >&5 +# Just in case +sleep 1 +echo timestamp > conftestfile +# Do `set' in a subshell so we don't clobber the current shell's +# arguments. Must try -L first in case configure is actually a +# symlink; some systems play weird games with the mod time of symlinks +# (eg FreeBSD returns the mod time of the symlink's containing +# directory). +if ( + set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null` + if test "$*" = "X"; then + # -L didn't work. + set X `ls -t $srcdir/configure conftestfile` + fi + if test "$*" != "X $srcdir/configure conftestfile" \ + && test "$*" != "X conftestfile $srcdir/configure"; then + + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + { echo "configure: error: ls -t appears to fail. Make sure there is not a broken +alias in your environment" 1>&2; exit 1; } + fi + + test "$2" = conftestfile + ) +then + # Ok. + : +else + { echo "configure: error: newly created file is older than distributed files! +Check your system clock" 1>&2; exit 1; } +fi +rm -f conftest* +echo "$ac_t""yes" 1>&6 +if test "$program_transform_name" = s,x,x,; then + program_transform_name= +else + # Double any \ or $. echo might interpret backslashes. + cat <<\EOF_SED > conftestsed +s,\\,\\\\,g; s,\$,$$,g +EOF_SED + program_transform_name="`echo $program_transform_name|sed -f conftestsed`" + rm -f conftestsed +fi +test "$program_prefix" != NONE && + program_transform_name="s,^,${program_prefix},; $program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s,\$\$,${program_suffix},; $program_transform_name" + +# sed with no file args requires a program. +test "$program_transform_name" = "" && program_transform_name="s,x,x," + +echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6 +echo "configure:688: checking whether ${MAKE-make} sets \${MAKE}" >&5 +set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'` +if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftestmake <<\EOF +all: + @echo 'ac_maketemp="${MAKE}"' +EOF +# GNU make sometimes prints "make[1]: Entering...", which would confuse us. +eval `${MAKE-make} -f conftestmake 2>/dev/null | grep temp=` +if test -n "$ac_maketemp"; then + eval ac_cv_prog_make_${ac_make}_set=yes +else + eval ac_cv_prog_make_${ac_make}_set=no +fi +rm -f conftestmake +fi +if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then + echo "$ac_t""yes" 1>&6 + SET_MAKE= +else + echo "$ac_t""no" 1>&6 + SET_MAKE="MAKE=${MAKE-make}" +fi + +if test $host != $build; then + ac_tool_prefix=${host_alias}- +else + ac_tool_prefix= +fi + +echo $ac_n "checking for Cygwin environment""... $ac_c" 1>&6 +echo "configure:721: checking for Cygwin environment" >&5 +if eval "test \"`echo '$''{'ac_cv_cygwin'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_cygwin=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_cygwin=no +fi +rm -f conftest* +rm -f conftest* +fi + +echo "$ac_t""$ac_cv_cygwin" 1>&6 +CYGWIN= +test "$ac_cv_cygwin" = yes && CYGWIN=yes +echo $ac_n "checking for mingw32 environment""... $ac_c" 1>&6 +echo "configure:754: checking for mingw32 environment" >&5 +if eval "test \"`echo '$''{'ac_cv_mingw32'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_mingw32=yes +else + echo "configure: failed program was:" >&5 + cat conftest.$ac_ext >&5 + rm -rf conftest* + ac_cv_mingw32=no +fi +rm -f conftest* +rm -f conftest* +fi + +echo "$ac_t""$ac_cv_mingw32" 1>&6 +MINGW32= +test "$ac_cv_mingw32" = yes && MINGW32=yes + +# Check whether --enable-multilib or --disable-multilib was given. +if test "${enable_multilib+set}" = set; then + enableval="$enable_multilib" + case "${enableval}" in + yes) multilib=yes ;; + no) multilib=no ;; + *) { echo "configure: error: bad value ${enableval} for multilib option" 1>&2; exit 1; } ;; + esac +else + multilib=yes +fi + +# Check whether --enable-target-optspace or --disable-target-optspace was given. +if test "${enable_target_optspace+set}" = set; then + enableval="$enable_target_optspace" + case "${enableval}" in + yes) target_optspace=yes ;; + no) target_optspace=no ;; + *) { echo "configure: error: bad value ${enableval} for target-optspace option" 1>&2; exit 1; } ;; + esac +else + target_optspace= +fi + +# Check whether --enable-newlib-mb or --disable-newlib-mb was given. +if test "${enable_newlib_mb+set}" = set; then + enableval="$enable_newlib_mb" + case "${enableval}" in + yes) newlib_mb=yes ;; + no) newlib_mb=no ;; + *) { echo "configure: error: bad value ${enableval} for newlib-mb option" 1>&2; exit 1; } ;; + esac +else + newlib_mb=no +fi + + +test -z "${with_target_subdir}" && with_target_subdir=. + +if test "${srcdir}" = "."; then + if test "${with_target_subdir}" != "."; then + newlib_basedir="${srcdir}/${with_multisrctop}../../../.." + else + newlib_basedir="${srcdir}/${with_multisrctop}../../.." + fi +else + newlib_basedir="${srcdir}/../../.." +fi + + + +# Make sure we can run config.sub. +if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then : +else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; } +fi + +echo $ac_n "checking host system type""... $ac_c" 1>&6 +echo "configure:840: checking host system type" >&5 + +host_alias=$host +case "$host_alias" in +NONE) + case $nonopt in + NONE) + if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then : + else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; } + fi ;; + *) host_alias=$nonopt ;; + esac ;; +esac + +host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias` +host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$host" 1>&6 + + + +PACKAGE=newlib + +VERSION=1.8.2 + +if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then + { echo "configure: error: source directory already configured; run "make distclean" there first" 1>&2; exit 1; } +fi +cat >> confdefs.h <> confdefs.h <&6 +echo "configure:881: checking for working aclocal" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (aclocal --version) < /dev/null > /dev/null 2>&1; then + ACLOCAL=aclocal + echo "$ac_t""found" 1>&6 +else + ACLOCAL="$missing_dir/missing aclocal" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working autoconf""... $ac_c" 1>&6 +echo "configure:894: checking for working autoconf" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (autoconf --version) < /dev/null > /dev/null 2>&1; then + AUTOCONF=autoconf + echo "$ac_t""found" 1>&6 +else + AUTOCONF="$missing_dir/missing autoconf" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working automake""... $ac_c" 1>&6 +echo "configure:907: checking for working automake" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (automake --version) < /dev/null > /dev/null 2>&1; then + AUTOMAKE=automake + echo "$ac_t""found" 1>&6 +else + AUTOMAKE="$missing_dir/missing automake" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working autoheader""... $ac_c" 1>&6 +echo "configure:920: checking for working autoheader" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (autoheader --version) < /dev/null > /dev/null 2>&1; then + AUTOHEADER=autoheader + echo "$ac_t""found" 1>&6 +else + AUTOHEADER="$missing_dir/missing autoheader" + echo "$ac_t""missing" 1>&6 +fi + +echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6 +echo "configure:933: checking for working makeinfo" >&5 +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if (makeinfo --version) < /dev/null > /dev/null 2>&1; then + MAKEINFO=makeinfo + echo "$ac_t""found" 1>&6 +else + MAKEINFO="$missing_dir/missing makeinfo" + echo "$ac_t""missing" 1>&6 +fi + + + +# FIXME: We temporarily define our own version of AC_PROG_CC. This is +# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We +# are probably using a cross compiler, which will not be able to fully +# link an executable. This should really be fixed in autoconf +# itself. + + + +# 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:958: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_CC="gcc" + break + fi + done + IFS="$ac_save_ifs" +fi +fi +CC="$ac_cv_prog_CC" +if test -n "$CC"; then + echo "$ac_t""$CC" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + +if test -z "$CC"; then + # 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:988: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_prog_rejected=no + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + break + fi + done + IFS="$ac_save_ifs" +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# -gt 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + set dummy "$ac_dir/$ac_word" "$@" + shift + ac_cv_prog_CC="$@" + fi +fi +fi +fi +CC="$ac_cv_prog_CC" +if test -n "$CC"; then + echo "$ac_t""$CC" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; } +fi + +echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 +echo "configure:1037: checking whether we are using GNU C" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.c <&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then + ac_cv_prog_gcc=yes +else + ac_cv_prog_gcc=no +fi +fi + +echo "$ac_t""$ac_cv_prog_gcc" 1>&6 + +if test $ac_cv_prog_gcc = yes; then + GCC=yes + ac_test_CFLAGS="${CFLAGS+set}" + ac_save_CFLAGS="$CFLAGS" + CFLAGS= + echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 +echo "configure:1061: checking whether ${CC-cc} accepts -g" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + echo 'void f(){}' > conftest.c +if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then + ac_cv_prog_cc_g=yes +else + ac_cv_prog_cc_g=no +fi +rm -f conftest* + +fi + +echo "$ac_t""$ac_cv_prog_cc_g" 1>&6 + if test "$ac_test_CFLAGS" = set; then + CFLAGS="$ac_save_CFLAGS" + elif test $ac_cv_prog_cc_g = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-O2" + fi +else + GCC= + test "${CFLAGS+set}" = set || CFLAGS="-g" +fi + + +# AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD). If we don't +# run it explicitly here, it will be run implicitly before +# NEWLIB_CONFIGURE, which doesn't work because that means that it will +# be run before AC_CANONICAL_HOST. +echo $ac_n "checking build system type""... $ac_c" 1>&6 +echo "configure:1094: checking build system type" >&5 + +build_alias=$build +case "$build_alias" in +NONE) + case $nonopt in + NONE) build_alias=$host_alias ;; + *) build_alias=$nonopt ;; + esac ;; +esac + +build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias` +build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` +build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` +build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` +echo "$ac_t""$build" 1>&6 + + +# Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args. +set dummy ${ac_tool_prefix}as; ac_word=$2 +echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 +echo "configure:1115: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_AS'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$AS"; then + ac_cv_prog_AS="$AS" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_AS="${ac_tool_prefix}as" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_AS" && ac_cv_prog_AS="as" +fi +fi +AS="$ac_cv_prog_AS" +if test -n "$AS"; then + echo "$ac_t""$AS" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + + +# 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:1147: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_AR="${ac_tool_prefix}ar" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_AR" && ac_cv_prog_AR="ar" +fi +fi +AR="$ac_cv_prog_AR" +if test -n "$AR"; then + echo "$ac_t""$AR" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + + +# 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:1179: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + break + fi + done + IFS="$ac_save_ifs" +fi +fi +RANLIB="$ac_cv_prog_RANLIB" +if test -n "$RANLIB"; then + echo "$ac_t""$RANLIB" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + + +if test -z "$ac_cv_prog_RANLIB"; then +if test -n "$ac_tool_prefix"; then + # 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:1211: checking for $ac_word" >&5 +if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" + ac_dummy="$PATH" + for ac_dir in $ac_dummy; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + ac_cv_prog_RANLIB="ranlib" + break + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":" +fi +fi +RANLIB="$ac_cv_prog_RANLIB" +if test -n "$RANLIB"; then + echo "$ac_t""$RANLIB" 1>&6 +else + echo "$ac_t""no" 1>&6 +fi + +else + RANLIB=":" +fi +fi + + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# 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""... $ac_c" 1>&6 +echo "configure:1256: checking for a BSD compatible install" >&5 +if test -z "$INSTALL"; then +if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS=":" + for ac_dir in $PATH; do + # Account for people who put trailing slashes in PATH elements. + case "$ac_dir/" in + /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + if test -f $ac_dir/$ac_prog; then + if test $ac_prog = install && + grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + else + ac_cv_path_install="$ac_dir/$ac_prog -c" + break 2 + fi + fi + done + ;; + esac + done + IFS="$ac_save_IFS" + +fi + if test "${ac_cv_path_install+set}" = set; then + INSTALL="$ac_cv_path_install" + else + # As a last resort, use the slow shell script. We don't cache a + # path for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the path is relative. + INSTALL="$ac_install_sh" + fi +fi +echo "$ac_t""$INSTALL" 1>&6 + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + + +echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6 +echo "configure:1310: checking whether to enable maintainer-specific portions of Makefiles" >&5 + # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given. +if test "${enable_maintainer_mode+set}" = set; then + enableval="$enable_maintainer_mode" + USE_MAINTAINER_MODE=$enableval +else + USE_MAINTAINER_MODE=no +fi + + echo "$ac_t""$USE_MAINTAINER_MODE" 1>&6 + + +if test $USE_MAINTAINER_MODE = yes; then + MAINTAINER_MODE_TRUE= + MAINTAINER_MODE_FALSE='#' +else + MAINTAINER_MODE_TRUE='#' + MAINTAINER_MODE_FALSE= +fi + MAINT=$MAINTAINER_MODE_TRUE + + + +# We need AC_EXEEXT to keep automake happy in cygnus mode. However, +# at least currently, we never actually build a program, so we never +# need to use $(EXEEXT). Moreover, the test for EXEEXT normally +# fails, because we are probably configuring with a cross compiler +# which can't create executables. So we include AC_EXEEXT to keep +# automake happy, but we don't execute it, since we don't care about +# the result. +if false; then + + +echo $ac_n "checking for executable suffix""... $ac_c" 1>&6 +echo "configure:1344: checking for executable suffix" >&5 +if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + if test "$CYGWIN" = yes || test "$MINGW32" = yes; then + ac_cv_exeext=.exe +else + rm -f conftest* + echo 'int main () { return 0; }' > conftest.$ac_ext + ac_cv_exeext= + if { (eval echo configure:1354: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then + for file in conftest.*; do + case $file in + *.c | *.o | *.obj | *.ilk | *.pdb) ;; + *) ac_cv_exeext=`echo $file | sed -e s/conftest//` ;; + esac + done + else + { echo "configure: error: installation or configuration problem: compiler cannot create executables." 1>&2; exit 1; } + fi + rm -f conftest* + test x"${ac_cv_exeext}" = x && ac_cv_exeext=no +fi +fi + +EXEEXT="" +test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext} +echo "$ac_t""${ac_cv_exeext}" 1>&6 +ac_exeext=$EXEEXT + +fi + +. ${newlib_basedir}/configure.host + +case ${newlib_basedir} in +/* | A-Za-z:/\\*) newlib_flagbasedir=${newlib_basedir} ;; +*) newlib_flagbasedir='$(top_builddir)/'${newlib_basedir} ;; +esac + +newlib_cflags="${newlib_cflags} -I"'$(top_builddir)'"/../../../targ-include -I${newlib_flagbasedir}/libc/include" +case "${host}" in + *-*-cygwin*) + newlib_cflags="${newlib_cflags} -I${newlib_flagbasedir}/../winsup/cygwin/include -I${newlib_flagbasedir}/../winsup/w32api/include" + ;; +esac + +newlib_cflags="${newlib_cflags} -fno-builtin" + +NEWLIB_CFLAGS=${newlib_cflags} + + + + + + +trap '' 1 2 15 +cat > confcache <<\EOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs. It is not useful on other systems. +# If it contains results you don't want to keep, you may remove or edit it. +# +# By default, configure uses ./config.cache as the cache file, +# creating it if it does not exist already. You can give configure +# the --cache-file=FILE option to use a different cache file; that is +# what configure does when it calls configure scripts in +# subdirectories, so they share the cache. +# Giving --cache-file=/dev/null disables caching, for debugging configure. +# config.status only pays attention to the cache file if you give it the +# --recheck option to rerun configure. +# +EOF +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, don't put newlines in cache variables' values. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +(set) 2>&1 | + case `(ac_space=' '; set | grep ac_space) 2>&1` in + *ac_space=\ *) + # `set' does not quote correctly, so add quotes (double-quote substitution + # turns \\\\ into \\, and sed turns \\ into \). + sed -n \ + -e "s/'/'\\\\''/g" \ + -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p" + ;; + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p' + ;; + esac >> confcache +if cmp -s $cache_file confcache; then + : +else + if test -w $cache_file; then + echo "updating cache $cache_file" + cat confcache > $cache_file + else + echo "not updating unwritable cache $cache_file" + fi +fi +rm -f confcache + +trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15 + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +# Any assignment to VPATH causes Sun make to only execute +# the first set of double-colon rules, so remove it if not needed. +# If there is a colon in the path, we need to keep it. +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d' +fi + +trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15 + +# Transform confdefs.h into DEFS. +# Protect against shell expansion while executing Makefile rules. +# Protect against Makefile macro expansion. +cat > conftest.defs <<\EOF +s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g +s%[ `~#$^&*(){}\\|;'"<>?]%\\&%g +s%\[%\\&%g +s%\]%\\&%g +s%\$%$$%g +EOF +DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '` +rm -f conftest.defs + + +# Without the "./", some shells look in PATH for config.status. +: ${CONFIG_STATUS=./config.status} + +echo creating $CONFIG_STATUS +rm -f $CONFIG_STATUS +cat > $CONFIG_STATUS </dev/null | sed 1q`: +# +# $0 $ac_configure_args +# +# Compiler output produced by configure, useful for debugging +# configure, is in ./config.log if it exists. + +ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]" +for ac_option +do + case "\$ac_option" in + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion" + exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;; + -version | --version | --versio | --versi | --vers | --ver | --ve | --v) + echo "$CONFIG_STATUS generated by autoconf version 2.13" + exit 0 ;; + -help | --help | --hel | --he | --h) + echo "\$ac_cs_usage"; exit 0 ;; + *) echo "\$ac_cs_usage"; exit 1 ;; + esac +done + +ac_given_srcdir=$srcdir +ac_given_INSTALL="$INSTALL" + +trap 'rm -fr `echo "Makefile" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15 +EOF +cat >> $CONFIG_STATUS < conftest.subs <<\\CEOF +$ac_vpsub +$extrasub +s%@SHELL@%$SHELL%g +s%@CFLAGS@%$CFLAGS%g +s%@CPPFLAGS@%$CPPFLAGS%g +s%@CXXFLAGS@%$CXXFLAGS%g +s%@FFLAGS@%$FFLAGS%g +s%@DEFS@%$DEFS%g +s%@LDFLAGS@%$LDFLAGS%g +s%@LIBS@%$LIBS%g +s%@exec_prefix@%$exec_prefix%g +s%@prefix@%$prefix%g +s%@program_transform_name@%$program_transform_name%g +s%@bindir@%$bindir%g +s%@sbindir@%$sbindir%g +s%@libexecdir@%$libexecdir%g +s%@datadir@%$datadir%g +s%@sysconfdir@%$sysconfdir%g +s%@sharedstatedir@%$sharedstatedir%g +s%@localstatedir@%$localstatedir%g +s%@libdir@%$libdir%g +s%@includedir@%$includedir%g +s%@oldincludedir@%$oldincludedir%g +s%@infodir@%$infodir%g +s%@mandir@%$mandir%g +s%@newlib_basedir@%$newlib_basedir%g +s%@host@%$host%g +s%@host_alias@%$host_alias%g +s%@host_cpu@%$host_cpu%g +s%@host_vendor@%$host_vendor%g +s%@host_os@%$host_os%g +s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g +s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g +s%@INSTALL_DATA@%$INSTALL_DATA%g +s%@PACKAGE@%$PACKAGE%g +s%@VERSION@%$VERSION%g +s%@ACLOCAL@%$ACLOCAL%g +s%@AUTOCONF@%$AUTOCONF%g +s%@AUTOMAKE@%$AUTOMAKE%g +s%@AUTOHEADER@%$AUTOHEADER%g +s%@MAKEINFO@%$MAKEINFO%g +s%@SET_MAKE@%$SET_MAKE%g +s%@CC@%$CC%g +s%@build@%$build%g +s%@build_alias@%$build_alias%g +s%@build_cpu@%$build_cpu%g +s%@build_vendor@%$build_vendor%g +s%@build_os@%$build_os%g +s%@AS@%$AS%g +s%@AR@%$AR%g +s%@RANLIB@%$RANLIB%g +s%@MAINTAINER_MODE_TRUE@%$MAINTAINER_MODE_TRUE%g +s%@MAINTAINER_MODE_FALSE@%$MAINTAINER_MODE_FALSE%g +s%@MAINT@%$MAINT%g +s%@EXEEXT@%$EXEEXT%g +s%@NEWLIB_CFLAGS@%$NEWLIB_CFLAGS%g +s%@machine_dir@%$machine_dir%g +s%@sys_dir@%$sys_dir%g + +CEOF +EOF + +cat >> $CONFIG_STATUS <<\EOF + +# Split the substitutions into bite-sized pieces for seds with +# small command number limits, like on Digital OSF/1 and HP-UX. +ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script. +ac_file=1 # Number of current file. +ac_beg=1 # First line for current file. +ac_end=$ac_max_sed_cmds # Line after last line for current file. +ac_more_lines=: +ac_sed_cmds="" +while $ac_more_lines; do + if test $ac_beg -gt 1; then + sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file + else + sed "${ac_end}q" conftest.subs > conftest.s$ac_file + fi + if test ! -s conftest.s$ac_file; then + ac_more_lines=false + rm -f conftest.s$ac_file + else + if test -z "$ac_sed_cmds"; then + ac_sed_cmds="sed -f conftest.s$ac_file" + else + ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file" + fi + ac_file=`expr $ac_file + 1` + ac_beg=$ac_end + ac_end=`expr $ac_end + $ac_max_sed_cmds` + fi +done +if test -z "$ac_sed_cmds"; then + ac_sed_cmds=cat +fi +EOF + +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF +for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then + # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in". + case "$ac_file" in + *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'` + ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; + *) ac_file_in="${ac_file}.in" ;; + esac + + # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories. + + # Remove last slash and all that follows it. Not all systems have dirname. + ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'` + if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then + # The file is in a subdirectory. + test ! -d "$ac_dir" && mkdir "$ac_dir" + ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`" + # A "../" for each directory in $ac_dir_suffix. + ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'` + else + ac_dir_suffix= ac_dots= + fi + + case "$ac_given_srcdir" in + .) srcdir=. + if test -z "$ac_dots"; then top_srcdir=. + else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;; + /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;; + *) # Relative path. + srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix" + top_srcdir="$ac_dots$ac_given_srcdir" ;; + esac + + case "$ac_given_INSTALL" in + [/$]*) INSTALL="$ac_given_INSTALL" ;; + *) INSTALL="$ac_dots$ac_given_INSTALL" ;; + esac + + echo creating "$ac_file" + rm -f "$ac_file" + configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure." + case "$ac_file" in + *Makefile*) ac_comsub="1i\\ +# $configure_input" ;; + *) ac_comsub= ;; + esac + + ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"` + sed -e "$ac_comsub +s%@configure_input@%$configure_input%g +s%@srcdir@%$srcdir%g +s%@top_srcdir@%$top_srcdir%g +s%@INSTALL@%$INSTALL%g +" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file +fi; done +rm -f conftest.s* + +EOF +cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF + +exit 0 +EOF +chmod +x $CONFIG_STATUS +rm -fr confdefs* $ac_clean_files +test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 + diff --git a/newlib/libc/machine/xscale/configure.in b/newlib/libc/machine/xscale/configure.in new file mode 100644 index 000000000..edcfe6b9b --- /dev/null +++ b/newlib/libc/machine/xscale/configure.in @@ -0,0 +1,12 @@ +dnl This is the newlib/libc/machine/strongarm2 configure.in file. +dnl Process this file with autoconf to produce a configure script. + +AC_PREREQ(2.5) +AC_INIT(Makefile.am) + +dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake. +AC_CONFIG_AUX_DIR(../../../..) + +NEWLIB_CONFIGURE(../../..) + +AC_OUTPUT(Makefile) diff --git a/newlib/libc/machine/xscale/memchr.c b/newlib/libc/machine/xscale/memchr.c new file mode 100644 index 000000000..fc24bf66e --- /dev/null +++ b/newlib/libc/machine/xscale/memchr.c @@ -0,0 +1,102 @@ +#if defined __thumb__ + +#include "../../string/memchr.c" + +#else + +#include +#include "xscale.h" + +void * +memchr (const void *start, int c, size_t len) +{ + const char *str = start; + + if (len == 0) + return 0; + + asm (PRELOADSTR ("%0") : : "r" (start)); + + c &= 0xff; + +#ifndef __OPTIMIZE_SIZE__ + /* Skip unaligned part. */ + if ((long)str & 3) + { + str--; + do + { + if (*++str == c) + return (void *)str; + } + while (((long)str & 3) != 0 && --len > 0); + } + + if (len > 3) + { + unsigned int c2 = c + (c << 8); + c2 += c2 << 16; + + /* Load two constants: + R7 = 0xfefefeff [ == ~(0x80808080 << 1) ] + R6 = 0x80808080 */ + + asm ( + "mov r6, #0x80 + add r6, r6, #0x8000 + add r6, r6, r6, lsl #16 + mvn r7, r6, lsl #1 + +0: + cmp %1, #0x7 + bls 1f + + ldmia %0!, { r3, r9 } +" PRELOADSTR ("%0") " + sub %1, %1, #8 + eor r3, r3, %2 + eor r9, r9, %2 + add r2, r3, r7 + add r8, r9, r7 + bic r2, r2, r3 + bic r8, r8, r9 + and r1, r2, r6 + and r9, r8, r6 + orrs r1, r1, r9 + beq 0b + + add %1, %1, #8 + sub %0, %0, #8 +1: + cmp %1, #0x3 + bls 2f + + ldr r3, [%0], #4 +" PRELOADSTR ("%0") " + sub %1, %1, #4 + eor r3, r3, %2 + add r2, r3, r7 + bic r2, r2, r3 + ands r1, r2, r6 + beq 1b + + sub %0, %0, #4 + add %1, %1, #4 +2: +" + : "=&r" (str), "=&r" (len) + : "r" (c2), "0" (str), "1" (len) + : "r1", "r2", "r3", "r6", "r7", "r8", "r9", "cc"); + } +#endif + + while (len-- > 0) + { + if (*str == c) + return (void *)str; + str++; + } + + return 0; +} +#endif diff --git a/newlib/libc/machine/xscale/memcmp.c b/newlib/libc/machine/xscale/memcmp.c new file mode 100644 index 000000000..193f205db --- /dev/null +++ b/newlib/libc/machine/xscale/memcmp.c @@ -0,0 +1,109 @@ +#if defined __thumb__ + +#include "../../string/memcmp.c" + +#else + +#include +#include "xscale.h" + +int +memcmp (const void *s1, const void *s2, size_t len) +{ + int result; + asm ( +#ifndef __OPTIMIZE_SIZE__ +" + cmp %2, #0x3 + bls 6f + and r2, %0, #0x3 + and r3, %1, #0x3 + cmp r2, r3 + bne 6f + mov lr, %0 + mov r4, %1 + cmp r2, #0x0 + beq 3f + b 1f +0: + ldrb r2, [lr], #1 @ zero_extendqisi2 +" PRELOADSTR("lr") " + ldrb r3, [r4], #1 @ zero_extendqisi2 +" PRELOADSTR("r4") " + cmp r2, r3 + bne 5f + tst lr, #0x3 + beq 3f +1: + sub %2, %2, #1 + cmn %2, #0x1 + bne 0b + b 4f + +0: + cmp %2, #0x7 + bls 3f + ldmia lr,{r2, r3} + ldmia r4,{r5, r6} + sub %2, %2, #0x4 + cmp r2, r5 + bne 1f + sub %2, %2, #0x4 + add lr, lr, #0x4 + add r4, r4, #0x4 + cmp r3, r6 + beq 0b +1: + add %2, %2, #0x4 + sub %0, lr, #0x4 + sub %1, r4, #0x4 + b 6f +3: + cmp %2, #0x3 + bls 1f + ldr r2, [lr], #4 + ldr r3, [r4], #4 + sub %2, %2, #4 + cmp r2, r3 + bne 1f +0: + cmp %2, #0x3 + bls 1f + ldr r2, [lr], #4 +" PRELOADSTR("lr") " + ldr r3, [r4], #4 +" PRELOADSTR("r4") " + sub %2, %2, #4 + cmp r2, r3 + beq 0b +1: + sub %0, lr, #0x4 + sub %1, r4, #0x4 + add %2, %2, #4 +" +#endif /* !__OPTIMIZE_SIZE__ */ +" +6: + sub %2, %2, #1 + cmn %2, #0x1 + beq 4f +0: + ldrb r2, [%0], #1 @ zero_extendqisi2 +" PRELOADSTR("%0") " + ldrb r3, [%1], #1 @ zero_extendqisi2 +" PRELOADSTR("%1") " + cmp r2, r3 + bne 5f + sub %2, %2, #1 + cmn %2, #0x1 + bne 0b +4: + mov r3, r2 +5: + rsb %0, r3, r2" + : "=r" (result), "=&r" (s2), "=&r" (len) + : "0" (s1), "1" (s2), "2" (len) + : "r2", "r3", "r4", "r5", "r6", "cc"); + return result; +} +#endif diff --git a/newlib/libc/machine/xscale/memcpy.c b/newlib/libc/machine/xscale/memcpy.c new file mode 100644 index 000000000..2799fe2bf --- /dev/null +++ b/newlib/libc/machine/xscale/memcpy.c @@ -0,0 +1,101 @@ +#if defined __thumb__ + +#include "../../string/memcpy.c" + +#else + +#include +#include "xscale.h" + +void * +memcpy (void *dst0, const void *src0, size_t len) +{ + int dummy; + asm volatile ( +#ifndef __OPTIMIZE_SIZE__ + "cmp %2, #0x3 + bls 3f + and lr, %1, #0x3 + and r3, %0, #0x3 + cmp lr, r3 + bne 3f + cmp lr, #0x0 + beq 2f + b 1f +0: + ldrb r3, [%1], #1 +" + PRELOADSTR ("%1") +" + tst %1, #0x3 + strb r3, [%0], #1 + beq 3f +1: + sub %2, %2, #1 + cmn %2, #1 + bne 0b +2: + cmp %2, #0xf + bls 1f +0: + ldmia %1!, { r3, r4, r5, lr } +" + PRELOADSTR ("%1") +" + + sub %2, %2, #16 + cmp %2, #0xf + stmia %0!, { r3, r4, r5, lr } + bhi 0b +1: + cmp %2, #0x7 + bls 1f +0: + ldmia %1!, { r3, r4 } +" + PRELOADSTR ("%1") +" + + sub %2, %2, #8 + cmp %2, #0x7 + stmia %0!, { r3, r4 } + bhi 0b +1: + cmp %2, #0x3 + bls 3f +0: + sub %2, %2, #4 + ldr r3, [%1], #4 +" + PRELOADSTR ("%1") +" + + cmp %2, #0x3 + str r3, [%0], #4 + bhi 0b +" +#endif /* !__OPTIMIZE_SIZE__ */ +" +3: +" + PRELOADSTR ("%1") +" + sub %2, %2, #1 + cmn %2, #1 + beq 1f +0: + sub %2, %2, #1 + ldrb r3, [%1], #1 +" + PRELOADSTR ("%1") +" + cmn %2, #1 + strb r3, [%0], #1 + bne 0b +1:" + : "=&r" (dummy), "=&r" (src0), "=&r" (len) + : "0" (dst0), "1" (src0), "2" (len) + : "memory", "lr", "r3", "r4", "r5", "cc"); + return dst0; +} +#endif diff --git a/newlib/libc/machine/xscale/memmove.c b/newlib/libc/machine/xscale/memmove.c new file mode 100644 index 000000000..47fbfccdd --- /dev/null +++ b/newlib/libc/machine/xscale/memmove.c @@ -0,0 +1,122 @@ +#if defined __thumb__ + +#include "../../string/memmove.c" + +#else + +#include +#include "xscale.h" + +static inline void * +do_memcpy (void *dst0, const void *src0, size_t len) +{ + int dummy; + asm volatile ( +#ifndef __OPTIMIZE_SIZE__ + "cmp %2, #0x3 + bls 3f + and lr, %1, #0x3 + and r3, %0, #0x3 + cmp lr, r3 + bne 3f + cmp lr, #0x0 + beq 2f + b 1f +0: + ldrb r3, [%1], #1 +" + PRELOADSTR ("%1") +" + tst %1, #0x3 + strb r3, [%0], #1 + beq 3f +1: + sub %2, %2, #1 + cmn %2, #1 + bne 0b +2: + cmp %2, #0xf + bls 1f +0: + ldmia %1!, { r3, r4, r5, lr } +" + PRELOADSTR ("%1") +" + + sub %2, %2, #16 + cmp %2, #0xf + stmia %0!, { r3, r4, r5, lr } + bhi 0b +1: + cmp %2, #0x7 + bls 1f +0: + ldmia %1!, { r3, r4 } +" + PRELOADSTR ("%1") +" + + sub %2, %2, #8 + cmp %2, #0x7 + stmia %0!, { r3, r4 } + bhi 0b +1: + cmp %2, #0x3 + bls 3f +0: + sub %2, %2, #4 + ldr r3, [%1], #4 +" + PRELOADSTR ("%1") +" + + cmp %2, #0x3 + str r3, [%0], #4 + bhi 0b +" +#endif /* !__OPTIMIZE_SIZE__ */ +" +3: +" + PRELOADSTR ("%1") +" + sub %2, %2, #1 + cmn %2, #1 + beq 1f +0: + sub %2, %2, #1 + ldrb r3, [%1], #1 +" + PRELOADSTR ("%1") +" + cmn %2, #1 + strb r3, [%0], #1 + bne 0b +1:" + : "=&r" (dummy), "=&r" (src0), "=&r" (len) + : "0" (dst0), "1" (src0), "2" (len) + : "memory", "lr", "r3", "r4", "r5", "cc"); + return dst0; +} + +void * +memmove (void *dst, const void *src, size_t len) +{ + char *d = dst; + const char *s = src; + + if (s < d && d < s + len) + { + /* Destructive overlap...have to copy backwards. */ + s += len; + d += len; + + while (len--) + *--d = *--s; + + return dst; + } + else + return do_memcpy (dst, src, len); +} +#endif diff --git a/newlib/libc/machine/xscale/memset.c b/newlib/libc/machine/xscale/memset.c new file mode 100644 index 000000000..bfd0f0d47 --- /dev/null +++ b/newlib/libc/machine/xscale/memset.c @@ -0,0 +1,80 @@ +#if defined __thumb__ + +#include "../../string/memset.c" + +#else + +#include +#include "xscale.h" + +void * +memset (void *dst, int c, size_t len) +{ + int dummy; + asm volatile ("tst %0, #0x3" +#ifndef __OPTIMIZE_SIZE__ +" + beq 1f + b 2f +0: + strb %1, [%0], #1 + tst %0, #0x3 + beq 1f +2: + movs r3, %2 + sub %2, %2, #1 + bne 0b +1: + cmp %2, #0x3 + bls 2f + and %1, %1, #0xff + orr lr, %1, %1, asl #8 + cmp %2, #0xf + orr lr, lr, lr, asl #16 + bls 1f + mov r3, lr + mov r4, lr + mov r5, lr +0: + sub %2, %2, #16 + stmia %0!, { r3, r4, r5, lr } + cmp %2, #0xf + bhi 0b +1: + cmp %2, #0x7 + bls 1f + mov r3, lr +0: + sub %2, %2, #8 + stmia %0!, { r3, lr } + cmp %2, #0x7 + bhi 0b +1: + cmp %2, #0x3 + bls 2f +0: + sub %2, %2, #4 + str lr, [%0], #4 + cmp %2, #0x3 + bhi 0b +" +#endif /* !__OPTIMIZE_SIZE__ */ +" +2: + movs r3, %2 + sub %2, %2, #1 + beq 1f +0: + movs r3, %2 + sub %2, %2, #1 + strb %1, [%0], #1 + bne 0b +1:" + + : "=&r" (dummy), "=&r" (c), "=&r" (len) + : "0" (dst), "1" (c), "2" (len) + : "memory", "r3", "r4", "r5", "lr"); + return dst; +} + +#endif diff --git a/newlib/libc/machine/xscale/strchr.c b/newlib/libc/machine/xscale/strchr.c new file mode 100644 index 000000000..6ea5032b0 --- /dev/null +++ b/newlib/libc/machine/xscale/strchr.c @@ -0,0 +1,73 @@ +#if defined __thumb__ + +#include "../../string/strchr.c" + +#else + +#include +#include "xscale.h" + +char * +strchr (const char *s, int c) +{ + unsigned int c2; + asm (PRELOADSTR ("%0") : : "r" (s)); + + c &= 0xff; + +#ifndef __OPTIMIZE_SIZE__ + /* Skip unaligned part. */ + if ((long)s & 3) + { + s--; + do + { + int c2 = *++s; + if (c2 == c) + return (char *)s; + if (c2 == '\0') + return 0; + } + while (((long)s & 3) != 0); + } + + c2 = c + (c << 8); + c2 += c2 << 16; + + /* Load two constants: + R6 = 0xfefefeff [ == ~(0x80808080 << 1) ] + R5 = 0x80808080 */ + + asm (PRELOADSTR ("%0") " + mov r5, #0x80 + add r5, r5, #0x8000 + add r5, r5, r5, lsl #16 + mvn r6, r5, lsl #1 + + sub %0, %0, #4 +0: + ldr r1, [%0, #4]! +" PRELOADSTR ("%0") " + add r3, r1, r6 + bic r3, r3, r1 + ands r2, r3, r5 + bne 1f + eor r2, r1, %1 + add r3, r2, r6 + bic r3, r3, r2 + ands r1, r3, r5 + beq 0b +1:" + : "=&r" (s) + : "r" (c2), "0" (s) + : "r2", "r3", "r5", "r6", "cc"); +#endif + + while (*s && *s != c) + s++; + if (*s == c) + return (char *)s; + return NULL; +} + +#endif diff --git a/newlib/libc/machine/xscale/strcmp.c b/newlib/libc/machine/xscale/strcmp.c new file mode 100644 index 000000000..d9ec99b5d --- /dev/null +++ b/newlib/libc/machine/xscale/strcmp.c @@ -0,0 +1,107 @@ +#if defined __thumb__ + +#include "../../string/strcmp.c" + +#else + +#include +#include "xscale.h" + +int +strcmp (const char *s1, const char *s2) +{ + asm (PRELOADSTR ("%0") : : "r" (s1)); + asm (PRELOADSTR ("%0") : : "r" (s2)); + +#ifndef __OPTIMIZE_SIZE__ + if (((long)s1 & 3) == ((long)s2 & 3)) + { + int result; + + /* Skip unaligned part. */ + while ((long)s1 & 3) + { + if (*s1 == '\0' || *s1 != *s2) + goto out; + s1++; + s2++; + } + + /* Load two constants: + lr = 0xfefefeff [ == ~(0x80808080 << 1) ] + ip = 0x80808080 */ + + asm ( + "ldr r2, [%1, #0] + ldr r3, [%2, #0] + cmp r2, r3 + bne 2f + + mov ip, #0x80 + add ip, ip, #0x8000 + add ip, ip, ip, lsl #16 + mvn lr, ip, lsl #1 + +0: + ldr r2, [%1, #0] + add r3, r2, lr + bic r3, r3, r2 + tst r3, ip + beq 1f + mov %0, #0x0 + b 3f +1: + ldr r2, [%1, #4]! + ldr r3, [%2, #4]! +" PRELOADSTR("%1") " +" PRELOADSTR("%2") " + cmp r2, r3 + beq 0b" + + /* The following part could be done in a C loop as well, but it needs + to be assembler to save some cycles in the case where the optimized + loop above finds the strings to be equal. */ +" +2: + ldrb r2, [%1, #0] +" PRELOADSTR("%1") " +" PRELOADSTR("%2") " + cmp r2, #0x0 + beq 1f + ldrb r3, [%2, #0] + cmp r2, r3 + bne 1f +0: + ldrb r3, [%1, #1]! + add %2, %2, #1 + ands ip, r3, #0xff + beq 1f + ldrb r3, [%2] + cmp ip, r3 + beq 0b +1: + ldrb lr, [%1, #0] + ldrb ip, [%2, #0] + rsb %0, ip, lr +3: +" + + : "=r" (result), "=&r" (s1), "=&r" (s2) + : "1" (s1), "2" (s2) + : "lr", "ip", "r2", "r3", "cc"); + return result; + } +#endif + + while (*s1 != '\0' && *s1 == *s2) + { + asm (PRELOADSTR("%0") : : "r" (s1)); + asm (PRELOADSTR("%0") : : "r" (s2)); + s1++; + s2++; + } + out: + return (*(unsigned char *) s1) - (*(unsigned char *) s2); +} + +#endif diff --git a/newlib/libc/machine/xscale/strcpy.c b/newlib/libc/machine/xscale/strcpy.c new file mode 100644 index 000000000..707902671 --- /dev/null +++ b/newlib/libc/machine/xscale/strcpy.c @@ -0,0 +1,62 @@ +#if defined __thumb__ + +#include "../../string/strcpy.c" + +#else + +#include +#include "xscale.h" + +char * +strcpy (char *dest, const char *src) +{ + char *dest0 = dest; + + asm (PRELOADSTR ("%0") : : "r" (src)); + +#ifndef __OPTIMIZE_SIZE__ + if (((long)src & 3) == ((long)dest & 3)) + { + /* Skip unaligned part. */ + while ((long)src & 3) + { + if (! (*dest++ = *src++)) + return dest0; + } + + /* Load two constants: + R4 = 0xfefefeff [ == ~(0x80808080 << 1) ] + R5 = 0x80808080 */ + + asm ("mov r5, #0x80 + ldr r1, [%1, #0] + add r5, r5, #0x8000 + add r5, r5, r5, lsl #16 + mvn r4, r5, lsl #1 + + add r3, r1, r5 + bic r3, r3, r1 + ands r2, r3, r4 + bne 1f +0: + ldr r3, [%1, #0] + ldr r1, [%1, #4]! +" PRELOADSTR("%1") " + str r3, [%0], #4 + add r2, r1, r4 + bic r2, r2, r1 + ands r3, r2, r5 + beq 0b +1:" + : "=&r" (dest), "=&r" (src) + : "0" (dest), "1" (src) + : "r1", "r2", "r3", "r4", "r5", "memory", "cc"); + } +#endif + + while (*dest++ = *src++) + asm (PRELOADSTR ("%0") : : "r" (src)); + return dest0; +} + +#endif diff --git a/newlib/libc/machine/xscale/strlen.c b/newlib/libc/machine/xscale/strlen.c new file mode 100644 index 000000000..e113ade34 --- /dev/null +++ b/newlib/libc/machine/xscale/strlen.c @@ -0,0 +1,100 @@ +#if defined __thumb__ || defined(PREFER_SIZE_OVER_SPEED) || defined(__OPTIMIZE_SIZE__) + +#include "../../string/strlen.c" + +#else + +#include +#include "xscale.h" + +size_t +strlen (const char *str) +{ + _CONST char *start = str; + + /* Skip unaligned part. */ + if ((long)str & 3) + { + str--; + do + { + if (*++str == '\0') + goto out; + } + while ((long)str & 3); + } + + /* Load two constants: + R4 = 0xfefefeff [ == ~(0x80808080 << 1) ] + R5 = 0x80808080 */ + + asm ("mov r5, #0x80 + add r5, r5, #0x8000 + add r5, r5, r5, lsl #16 + mvn r4, r5, lsl #1 +" + +#if defined __ARM_ARCH_5__ || defined __ARM_ARCH_5T__ || defined __ARM_ARCH_5E__ || defined __ARM_ARCH_5TE__ + +" tst %0, #0x7 + ldreqd r6, [%0] + beq 1f + ldr r2, [%0] + add r3, r2, r4 + bic r3, r3, r2 + ands r2, r3, r5 + bne 2f + sub %0, %0, #4 + +0: + ldrd r6, [%0, #8]! +" + PRELOADSTR ("%0") +" +1: + add r3, r6, r4 + add r2, r7, r4 + bic r3, r3, r6 + bic r2, r2, r7 + and r3, r3, r5 + and r2, r2, r5 + orrs r3, r2, r3 + beq 0b +" +#else + +" sub %0, %0, #4 + +0: + ldr r6, [%0, #4]! +" + PRELOADSTR ("%0") +" + add r3, r6, r4 + bic r3, r3, r6 + ands r3, r3, r5 + beq 0b +" +#endif /* __ARM_ARCH_5[T][E]__ */ +" +2: + ldrb r3, [%0] + cmp r3, #0x0 + beq 1f + +0: + ldrb r3, [%0, #1]! +" + PRELOADSTR ("%0") +" + cmp r3, #0x0 + bne 0b +1: +" + : "=r" (str) : "0" (str) : "r2", "r3", "r4", "r5", "r6", "r7"); + + out: + return str - start; +} + +#endif diff --git a/newlib/libc/machine/xscale/xscale.h b/newlib/libc/machine/xscale/xscale.h new file mode 100644 index 000000000..c127e6653 --- /dev/null +++ b/newlib/libc/machine/xscale/xscale.h @@ -0,0 +1,31 @@ +#ifndef __XSCALE_MACH_H__ +#define __XSCALE_MACH_H__ + +/* These are predefined by new versions of GNU cpp. */ + +#ifndef __USER_LABEL_PREFIX__ +#define __USER_LABEL_PREFIX__ _ +#endif + +#ifndef __REGISTER_PREFIX__ +#define __REGISTER_PREFIX__ +#endif + +/* ANSI concatenation macros. */ + +#define CONCAT1(a, b) CONCAT2(a, b) +#define CONCAT2(a, b) a##b + +/* Use the right prefix for global labels. */ + +#define SYM(x) CONCAT1(__USER_LABEL_PREFIX__, x) + +#ifdef __XSCALE__ +#define PRELOAD(X) pld [X] +#define PRELOADSTR(X) " pld [" X "]" +#else +#define PRELOAD(X) +#define PRELOADSTR(X) "" +#endif /* __XSCALE__ */ + +#endif /* !__XSCALE_MACH_H__ */