Port of C-SKY for newlib
Contributor list: - Lifang Xia <lifang_xia@c-sky.com> - Jojo R <jiejie_rong@c-sky.com> - Xianmiao Qu <xianmiao_qu@c-sky.com> - Yunhai Shang <yunhai_shang@c-sky.com>
This commit is contained in:
Jojo R
Jeff Johnston
parent
4641693796
commit
8315a90822
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@ -1274,3 +1274,15 @@ LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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(55) - C-SKY Microsystems (csky-* targets)
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Copyright (c) 2020 C-SKY Microsystems All rights reserved.
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This copyrighted material is made available to anyone wishing to use,
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modify, copy, or redistribute it subject to the terms and conditions
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of the FreeBSD License. This program is distributed in the hope that
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it will be useful, but WITHOUT ANY WARRANTY expressed or implied,
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including the implied warranties of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. A copy of this license is available at
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http://www.opensource.org/licenses.
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@ -153,6 +153,10 @@ case "${host_cpu}" in
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crx*)
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machine_dir=crx
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;;
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csky*)
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machine_dir=csky
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default_newlib_atexit_dynamic_alloc="no"
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;;
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d10v*)
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machine_dir=d10v
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;;
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@ -725,6 +729,10 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
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newlib_cflags="${newlib_cflags} -DHAVE_RENAME -DMISSING_SYSCALL_NAMES"
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syscall_dir=
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;;
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csky*)
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newlib_cflags="${newlib_cflags} -DHAVE_RENAME -DHAVE_SYSTEM -DMISSING_SYSCALL_NAMES"
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syscall_dir=
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;;
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d10v*)
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newlib_cflags="${newlib_cflags} -DSMALL_MEMORY"
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syscall_dir=syscalls
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@ -318,6 +318,14 @@
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#ifdef __CSKY__
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#ifdef __CSKYBE__
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#define __IEEE_BIG_ENDIAN
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#else
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#endif
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#ifdef __fr30__
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#define __IEEE_BIG_ENDIAN
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#endif
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@ -377,6 +377,17 @@ _BEGIN_STD_C
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#endif
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#endif
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#ifdef __CSKYABIV2__
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#define _JBTYPE unsigned long
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#if defined(__CK801__)
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#define _JBLEN 7
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#elif defined(__CK802__)
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#define _JBLEN 10
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#else
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#define _JBLEN 18
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#endif
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#endif
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#ifdef _JBLEN
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#ifdef _JBTYPE
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typedef _JBTYPE jmp_buf[_JBLEN];
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@ -794,6 +794,7 @@ bfin
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cr16
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cris
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crx
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csky
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d10v
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d30v
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epiphany
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@ -11504,7 +11505,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11507 "configure"
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#line 11508 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -11610,7 +11611,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11613 "configure"
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#line 11614 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -11870,6 +11871,8 @@ subdirs="$subdirs a29k"
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cris) subdirs="$subdirs cris"
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;;
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crx) subdirs="$subdirs crx"
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;;
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csky) subdirs="$subdirs csky"
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;;
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d10v) subdirs="$subdirs d10v"
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;;
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@ -32,6 +32,7 @@ if test -n "${machine_dir}"; then
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cr16) AC_CONFIG_SUBDIRS(cr16) ;;
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cris) AC_CONFIG_SUBDIRS(cris) ;;
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crx) AC_CONFIG_SUBDIRS(crx) ;;
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csky) AC_CONFIG_SUBDIRS(csky) ;;
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d10v) AC_CONFIG_SUBDIRS(d10v) ;;
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d30v) AC_CONFIG_SUBDIRS(d30v) ;;
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epiphany) AC_CONFIG_SUBDIRS(epiphany) ;;
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@ -0,0 +1,16 @@
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## Process this file with automake to generate Makefile.in
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AUTOMAKE_OPTIONS = cygnus
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AM_CCASFLAGS = $(INCLUDES)
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noinst_LIBRARIES = lib.a
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lib_a_SOURCES = setjmp.S
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lib_a_CCASFLAGS=$(AM_CCASFLAGS)
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lib_a_CFLAGS=$(AM_CFLAGS)
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@ -0,0 +1,440 @@
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# Makefile.in generated by automake 1.11.6 from Makefile.am.
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# @configure_input@
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# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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# 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software
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# Foundation, Inc.
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# This Makefile.in is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE.
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TAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
set x; \
|
||||
here=`pwd`; \
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
shift; \
|
||||
if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
|
||||
test -n "$$unique" || unique=$$empty_fix; \
|
||||
if test $$# -gt 0; then \
|
||||
$(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
|
||||
"$$@" $$unique; \
|
||||
else \
|
||||
$(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
|
||||
$$unique; \
|
||||
fi; \
|
||||
fi
|
||||
ctags: CTAGS
|
||||
CTAGS: $(HEADERS) $(SOURCES) $(TAGS_DEPENDENCIES) \
|
||||
$(TAGS_FILES) $(LISP)
|
||||
list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
|
||||
unique=`for i in $$list; do \
|
||||
if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
|
||||
done | \
|
||||
$(AWK) '{ files[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
test -z "$(CTAGS_ARGS)$$unique" \
|
||||
|| $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
|
||||
$$unique
|
||||
|
||||
GTAGS:
|
||||
here=`$(am__cd) $(top_builddir) && pwd` \
|
||||
&& $(am__cd) $(top_srcdir) \
|
||||
&& gtags -i $(GTAGS_ARGS) "$$here"
|
||||
|
||||
distclean-tags:
|
||||
-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
|
||||
check-am:
|
||||
check: check-am
|
||||
all-am: Makefile $(LIBRARIES)
|
||||
installdirs:
|
||||
install: install-am
|
||||
install-exec: install-exec-am
|
||||
install-data: install-data-am
|
||||
uninstall: uninstall-am
|
||||
|
||||
install-am: all-am
|
||||
@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
|
||||
|
||||
installcheck: installcheck-am
|
||||
install-strip:
|
||||
if test -z '$(STRIP)'; then \
|
||||
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
|
||||
install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
|
||||
install; \
|
||||
else \
|
||||
$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
|
||||
install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
|
||||
"INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
|
||||
fi
|
||||
mostlyclean-generic:
|
||||
|
||||
clean-generic:
|
||||
|
||||
distclean-generic:
|
||||
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
|
||||
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
|
||||
|
||||
maintainer-clean-generic:
|
||||
@echo "This command is intended for maintainers to use"
|
||||
@echo "it deletes files that may require special tools to rebuild."
|
||||
clean: clean-am
|
||||
|
||||
clean-am: clean-generic clean-noinstLIBRARIES mostlyclean-am
|
||||
|
||||
distclean: distclean-am
|
||||
-rm -f $(am__CONFIG_DISTCLEAN_FILES)
|
||||
-rm -f Makefile
|
||||
distclean-am: clean-am distclean-compile distclean-generic \
|
||||
distclean-tags
|
||||
|
||||
dvi: dvi-am
|
||||
|
||||
dvi-am:
|
||||
|
||||
html: html-am
|
||||
|
||||
html-am:
|
||||
|
||||
info: info-am
|
||||
|
||||
info-am:
|
||||
|
||||
install-data-am:
|
||||
|
||||
install-dvi: install-dvi-am
|
||||
|
||||
install-dvi-am:
|
||||
|
||||
install-exec-am:
|
||||
|
||||
install-html: install-html-am
|
||||
|
||||
install-html-am:
|
||||
|
||||
install-info: install-info-am
|
||||
|
||||
install-info-am:
|
||||
|
||||
install-man:
|
||||
|
||||
install-pdf: install-pdf-am
|
||||
|
||||
install-pdf-am:
|
||||
|
||||
install-ps: install-ps-am
|
||||
|
||||
install-ps-am:
|
||||
|
||||
installcheck-am:
|
||||
|
||||
maintainer-clean: maintainer-clean-am
|
||||
-rm -f $(am__CONFIG_DISTCLEAN_FILES)
|
||||
-rm -rf $(top_srcdir)/autom4te.cache
|
||||
-rm -f Makefile
|
||||
maintainer-clean-am: distclean-am maintainer-clean-generic
|
||||
|
||||
mostlyclean: mostlyclean-am
|
||||
|
||||
mostlyclean-am: mostlyclean-compile mostlyclean-generic
|
||||
|
||||
pdf: pdf-am
|
||||
|
||||
pdf-am:
|
||||
|
||||
ps: ps-am
|
||||
|
||||
ps-am:
|
||||
|
||||
uninstall-am:
|
||||
|
||||
.MAKE: install-am install-strip
|
||||
|
||||
.PHONY: CTAGS GTAGS all all-am am--refresh check check-am clean \
|
||||
clean-generic clean-noinstLIBRARIES ctags distclean \
|
||||
distclean-compile distclean-generic distclean-tags dvi dvi-am \
|
||||
html html-am info info-am install install-am install-data \
|
||||
install-data-am install-dvi install-dvi-am install-exec \
|
||||
install-exec-am install-html install-html-am install-info \
|
||||
install-info-am install-man install-pdf install-pdf-am \
|
||||
install-ps install-ps-am install-strip installcheck \
|
||||
installcheck-am installdirs maintainer-clean \
|
||||
maintainer-clean-generic mostlyclean mostlyclean-compile \
|
||||
mostlyclean-generic pdf pdf-am ps ps-am tags uninstall \
|
||||
uninstall-am
|
||||
|
||||
|
||||
# Tell versions [3.59,3.63) of GNU make to not export all variables.
|
||||
# Otherwise a system limit (for SysV at least) may be exceeded.
|
||||
.NOEXPORT:
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,14 @@
|
|||
dnl This is the newlib/libc/machine/csky configure.in file.
|
||||
dnl Process this file with autoconf to produce a configure script.
|
||||
|
||||
AC_PREREQ(2.59)
|
||||
AC_INIT([newlib],[NEWLIB_VERSION])
|
||||
AC_CONFIG_SRCDIR([setjmp.S])
|
||||
|
||||
dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
|
||||
AC_CONFIG_AUX_DIR(../../../..)
|
||||
|
||||
NEWLIB_CONFIGURE(../../..)
|
||||
|
||||
AC_CONFIG_FILES([Makefile])
|
||||
AC_OUTPUT
|
||||
|
|
@ -0,0 +1,79 @@
|
|||
/* Copyright (c) 2020 C-SKY Microsystems All rights reserved.
|
||||
|
||||
This copyrighted material is made available to anyone wishing to use,
|
||||
modify, copy, or redistribute it subject to the terms and conditions
|
||||
of the FreeBSD License. This program is distributed in the hope that
|
||||
it will be useful, but WITHOUT ANY WARRANTY expressed or implied,
|
||||
including the implied warranties of MERCHANTABILITY or FITNESS FOR
|
||||
A PARTICULAR PURPOSE. A copy of this license is available at
|
||||
http://www.opensource.org/licenses.
|
||||
*/
|
||||
|
||||
.section .text
|
||||
.align 3
|
||||
.globl setjmp
|
||||
.type setjmp,@function
|
||||
.globl longjmp
|
||||
.type longjmp,@function
|
||||
|
||||
setjmp:
|
||||
|
||||
#if defined(__CK801__)
|
||||
stw r4, (r0, 0)
|
||||
stw r5, (r0, 4)
|
||||
stw r6, (r0, 8)
|
||||
stw r7, (r0, 12)
|
||||
stw r8, (r0, 16)
|
||||
stw r15, (r0, 20)
|
||||
stw sp, (r0, 24)
|
||||
#elif defined(__CK802__)
|
||||
stm r4-r11, (r0)
|
||||
stw r15, (r0, 32)
|
||||
stw sp, (r0, 36)
|
||||
#else
|
||||
stm r4-r11, (r0)
|
||||
stw r15, (r0, 32)
|
||||
stw r16, (r0, 36)
|
||||
stw r17, (r0, 40)
|
||||
stw r26, (r0, 44)
|
||||
stw r27, (r0, 48)
|
||||
stw r28, (r0, 52)
|
||||
stw r29, (r0, 56)
|
||||
stw r30, (r0, 60)
|
||||
stw r31, (r0, 64)
|
||||
stw sp, (r0, 68)
|
||||
#endif
|
||||
movi r0, 0
|
||||
rts
|
||||
|
||||
longjmp:
|
||||
#if defined(__CK801__)
|
||||
ldw r4, (r0, 0)
|
||||
ldw r5, (r0, 4)
|
||||
ldw r6, (r0, 8)
|
||||
ldw r7, (r0, 12)
|
||||
ldw r8, (r0, 16)
|
||||
ldw r15, (r0, 20)
|
||||
ldw sp, (r0, 24)
|
||||
#elif defined(__CK802__)
|
||||
ldm r4-r11, (r0)
|
||||
ldw r15, (r0, 32)
|
||||
ldw sp, (r0, 36)
|
||||
#else
|
||||
ldm r4-r11, (r0)
|
||||
ldw r15, (r0, 32)
|
||||
ldw r16, (r0, 36)
|
||||
ldw r17, (r0, 40)
|
||||
ldw r26, (r0, 44)
|
||||
ldw r27, (r0, 48)
|
||||
ldw r28, (r0, 52)
|
||||
ldw r29, (r0, 56)
|
||||
ldw r30, (r0, 60)
|
||||
ldw r31, (r0, 64)
|
||||
ldw sp, (r0, 68)
|
||||
#endif
|
||||
mov r0, r1
|
||||
cmpnei r1, 0
|
||||
bt 1f
|
||||
movi r0, 1
|
||||
1: rts
|
||||
Loading…
Reference in New Issue