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2005-01-27 Hans-Peter Nilsson <hp@axis.com> 

* configure.in: Support cris-*-* and crisv32-*-*.
        * libnosys/configure.in: Ditto.
        * configure, libnosys/configure: Regenerate.
        * cris: New directory.
        * cris/crt0.S, cris/crtn.c, cris/gensyscalls, cris/linunistd.h,
        cris/outbyte.c, cris/configure.in, cris/crti.c, cris/lcrt0.c,
        cris/Makefile.in, cris/setup.S, cris/configure: New files.
This commit is contained in:
Jeff Johnston 2005-01-27 22:57:32 +00:00
parent 8cc85fff15
commit 3a26703803
16 changed files with 2665 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
libgloss/ChangeLog
View File

@ -1,3 +1,13 @@
2005-01-27 Hans-Peter Nilsson <hp@axis.com>
* configure.in: Support cris-*-* and crisv32-*-*.
* libnosys/configure.in: Ditto.
* configure, libnosys/configure: Regenerate.
* cris: New directory.
* cris/crt0.S, cris/crtn.c, cris/gensyscalls, cris/linunistd.h,
cris/outbyte.c, cris/configure.in, cris/crti.c, cris/lcrt0.c,
cris/Makefile.in, cris/setup.S, cris/configure: New files.
2005-01-21 Hans-Peter Nilsson <hp@axis.com>
* libnosys/warning.h (stub_warning): Remove "warning: " prefix.

54
libgloss/configure vendored
View File

@ -774,6 +774,9 @@ case "${target}" in
mn10300-*-*)
configdirs="${configdirs} mn10300 testsuite"
;;
cris-*-* | crisv32-*-*)
configdirs="${configdirs} cris testsuite"
;;
crx-*-*)
configdirs="${configdirs} crx"
;;
@ -826,7 +829,7 @@ subdirs="$configdirs"
# 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:830: checking for $ac_word" >&5
echo "configure:833: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -856,7 +859,7 @@ if test -z "$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:860: checking for $ac_word" >&5
echo "configure:863: 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
@ -905,7 +908,7 @@ fi
fi
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:909: checking whether we are using GNU C" >&5
echo "configure:912: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -914,7 +917,7 @@ else
yes;
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:918: \"$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:921: \"$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
@ -929,7 +932,7 @@ if test $ac_cv_prog_gcc = yes; then
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
echo "configure:933: checking whether ${CC-cc} accepts -g" >&5
echo "configure:936: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -961,7 +964,7 @@ AS=${AS-as}
# Extract the first word of "ar", so it can be a program name with args.
set dummy ar; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:965: checking for $ac_word" >&5
echo "configure:968: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AR'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -995,7 +998,7 @@ LD=${LD-ld}
# 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:999: checking for $ac_word" >&5
echo "configure:1002: 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
@ -1096,34 +1099,15 @@ 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.
#
# If the first sed substitution is executed (which looks for macros that
# take arguments), then we branch to the quote section. Otherwise,
# look for a macro that doesn't take arguments.
cat >confdef2opt.sed <<\_ACEOF
t clear
: clear
s,^[ ]*#[ ]*define[ ][ ]*\([^ (][^ (]*([^)]*)\)[ ]*\(.*\),-D\1=\2,g
t quote
s,^[ ]*#[ ]*define[ ][ ]*\([^ ][^ ]*\)[ ]*\(.*\),-D\1=\2,g
t quote
d
: quote
s,[ `~#$^&*(){}\\|;'"<>?],\\&,g
s,\[,\\&,g
s,\],\\&,g
s,\$,$$,g
p
_ACEOF
# We use echo to avoid assuming a particular line-breaking character.
# The extra dot is to prevent the shell from consuming trailing
# line-breaks from the sub-command output. A line-break within
# single-quotes doesn't work because, if this script is created in a
# platform that uses two characters for line-breaks (e.g., DOS), tr
# would break.
ac_LF_and_DOT=`echo; echo .`
DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
rm -f confdef2opt.sed
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.

3
libgloss/configure.in
View File

@ -85,6 +85,9 @@ case "${target}" in
mn10300-*-*)
configdirs="${configdirs} mn10300 testsuite"
;;
cris-*-* | crisv32-*-*)
configdirs="${configdirs} cris testsuite"
;;
crx-*-*)
configdirs="${configdirs} crx"
;;

254
libgloss/cris/Makefile.in Normal file
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@ -0,0 +1,254 @@
#
# libgloss Makefile.in for CRIS. Copied and modified from mcore long ago.
#
DESTDIR =
VPATH = @srcdir@
srcdir = @srcdir@
objdir = .
srcroot = $(srcdir)/../..
objroot = $(objdir)/../..
prefix = @prefix@
exec_prefix = @exec_prefix@
host_alias = @host_alias@
target_alias = @target_alias@
bindir = @bindir@
libdir = @libdir@
tooldir = $(exec_prefix)/$(target_alias)
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
# Multilib support variables.
# TOP is used instead of MULTI{BUILD,SRC}TOP.
MULTIDIRS =
MULTISUBDIR =
SHELL = /bin/sh
CC = @CC@
AS = @AS@
AR = @AR@
LD = @LD@
RANLIB = @RANLIB@
OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
then echo ${objroot}/../binutils/objdump ; \
else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
then echo ${objroot}/../binutils/objcopy ; \
else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
CFLAGS = -g
SCRIPTS =
OBJS = outbyte.o
# Beware: GNU make construct used (shell call). Since GCC at the time
# of this writing requires GNU make >= 3.79.1, this should pose no
# problem.
SYSCALL_CFILES := $(shell sed -ne 's/^cat > \([^ ]*\).*/\1/p' < $(srcdir)/gensyscalls)
# Here is all of the simulator stuff.
# Actually, now it's just the GNU/Linux stuff, as that's also the
# simulator ABI. The name of the library is different, though.
SIM_SCRIPTS =
SIM_LDFLAGS =
SIM_BSP = libsyssim.a
SIM_CRT0 = $(LIN_CRT0)
SIM_OBJS = $(LIN_OBJS)
SIM_TEST = sim-test
SIM_INSTALL = install-sim
# Here is all of the GNU/Linux stuff. At present we don't build newlib
# and libgloss for cris*-linux-gnu*, but it's nice to keep that as an
# option.
LIN_PREFIX =
LIN_LDFLAGS =
LIN_BSP = libsyslinux.a
LIN_CRT0 = lcrt0.o
LIN_EXTRA = crti.o crtn.o crt1.o
LIN_OBJS = close.o execve.o exit.o fcntl.o fork.o fstat.o getpid.o \
gettod.o isatty.o kill.o link.o lseek.o open.o read.o \
rename.o sbrk.o stat.o times.o unlink.o wait.o write.o ${OBJS}
LIN_SCRIPTS =
LIN_TEST =
LIN_INSTALL = install-lin
# In (over)due time, here will be all stuff necessary for a development
# board.
BSP_PREFIX =
BSP_LDFLAGS =
BSP_BSP = libbsp.a
BSP_CRT0 = crt0.o
BSP_OBJS = ${OBJS} setup.o
BSP_SCRIPTS =
BSP_TEST =
BSP_INSTALL = install-bsp
# Host specific makefile fragment comes in here.
@host_makefile_frag@
# Need to augment the definition from host_makefile_frag above.
INCLUDES += -I$(srcdir)
all: ${SIM_CRT0} ${LIN_CRT0} ${BSP_CRT0} ${SIM_BSP} ${LIN_BSP} ${BSP_BSP} \
libnosys.a ${LIN_EXTRA}
#
# Here's where we build the board support packages for each target.
#
${SIM_BSP}: ${SIM_OBJS}
${AR} ${ARFLAGS} ${SIM_BSP} ${SIM_OBJS}
${RANLIB} ${SIM_BSP}
${BSP_BSP}: ${BSP_OBJS}
${AR} ${ARFLAGS} ${BSP_BSP} ${BSP_OBJS}
${RANLIB} ${BSP_BSP}
${LIN_BSP}: ${LIN_OBJS}
${AR} ${ARFLAGS} ${LIN_BSP} ${LIN_OBJS}
${RANLIB} ${LIN_BSP}
# We need a link to libnosys.a in this directory, since this is the
# directory used when test-compiling for configuration for other parts and
# when running the testsuite. By using a symbolic link, it does not
# matter whether libnosys.a is built yet when the rule is executed.
libnosys.a:
ln -s ../libnosys/libnosys.a
#
# Build a test program for each target board. Just trying to get
# it to link is a good test, so we ignore all the errors for now.
#
#
# Here's where we build the test programs for each target.
#
.PHONY: test
test: ${SIM_TEST} ${BSP_TEST}
sim-test: sim-test.x sim-test.dis
sim-test.x: test.o ${SIM_CRT0} ${SIM_BSP}
${CC} ${LDFLAGS_FOR_TARGET} -L${objdir} \
${SIM_CRT0} test.o \
-o sim-test.x ${LIBS_FOR_TARGET} -lc ${SIM_BSP}
sim-test.dis: sim-test.x
${OBJDUMP} -d sim-test.x > sim-test.dis
test.o: ${srcdir}/m68k/test.c
# Debug usage.
.c.S:
${CC} ${CFLAGS_FOR_TARGET} $(INCLUDES) $(CFLAGS) -c $<
# Caveat: for the -melinux multilib in cris-axis-aout, crt0.o is the
# same as lcrt0.o, while elsewhere (other cris-axis-aout multilib and
# cris-axis-elf) it's crt0.c compiled.
crt0.o: lcrt0.o crt0.S
case "${MULTISUBDIR}" in \
*/elinux) \
cp -p $< $@; st=$$?;; \
*) \
case "$?" in \
*crt0.S) \
$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) -xassembler-with-cpp -c $(srcdir)/crt0.S;; \
*) touch $@;; \
esac; \
st=$$?;; \
esac; exit $$st
crt1.o: lcrt0.o
cp -p $< $@
clean mostlyclean:
rm -f a.out core *.i *.o *-test *.srec *.dis *.x $(SIM_BSP) $(BSP_BSP) $(LIN_BSP) libnosys.a
distclean maintainer-clean realclean: clean
rm -f Makefile config.status *~
.PHONY: install info install-info clean-info
install: ${SIM_INSTALL} ${BSP_INSTALL} ${LIN_INSTALL}
# Note that bsp and elinux objects are exclusive: do not overlap
# installed files.
install-bsp:
case "${MULTISUBDIR}" in \
*/elinux) ;; \
*) set -e; \
for x in ${BSP_CRT0} ${BSP_BSP} ${BSP_SCRIPTS}; do \
${INSTALL_DATA} $$x $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x; \
done;; \
esac
install-sim:
set -e; \
for x in ${SIM_CRT0} ${SIM_BSP} ${SIM_SCRIPTS}; do \
${INSTALL_DATA} $$x $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x; \
done
install-lin:
case "${MULTISUBDIR}" in \
*/elinux) \
${INSTALL_DATA} ${LIN_CRT0} $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/crt0.o; \
set -e; \
for x in ${LIN_BSP} ${LIN_SCRIPTS}; do \
${INSTALL_DATA} $$x $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x; \
done;; \
*) \
set -e; \
for x in ${LIN_BSP} ${LIN_SCRIPTS} ${LIN_EXTRA}; do \
${INSTALL_DATA} $$x ${tooldir}/lib${MULTISUBDIR}/$$x; \
done;; \
esac
doc:
info:
install-info:
clean-info:
Makefile: Makefile.in config.status @host_makefile_frag_path@
$(SHELL) config.status
config.status: configure
$(SHELL) config.status --recheck
$(SYSCALL_CFILES): syscalls.stamp
syscalls.stamp: gensyscalls
$(SHELL) $(srcdir)/gensyscalls
touch $@
# Dependencies that could and should be auto-generated.
close.o: close.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
execve.o: execve.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
exit.o: exit.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
fork.o: fork.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
fstat.o: fstat.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
fcntl.o: fcntl.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
getpid.o: getpid.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
gettod.o: gettod.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
isatty.o: isatty.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
kill.o: kill.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
link.o: link.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
lseek.o: lseek.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
open.o: open.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
read.o: read.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
rename.o: rename.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
sbrk.o: sbrk.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
stat.o: stat.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
times.o: times.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
unlink.o: unlink.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
wait.o: wait.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
write.o: write.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
lcrt0.o: lcrt0.c linunistd.h $(objdir)/../libnosys/config.h $(srcdir)/../libnosys/warning.h
setup.o: setup.S
crti.o: crti.c
crtn.o: crtn.c

1203
libgloss/cris/configure vendored Executable file
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File diff suppressed because it is too large Load Diff

90
libgloss/cris/configure.in Normal file
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@ -0,0 +1,90 @@
dnl This file is based on ../mcore/configure.in
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.5)dnl
AC_INIT(Makefile.in)
if test "${enable_shared}" = "yes" ; then
echo "Shared libraries not supported for cross compiling, ignored"
fi
if test "$srcdir" = "." ; then
if test "${with_target_subdir}" != "." ; then
libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
else
libgloss_topdir="${srcdir}/${with_multisrctop}../.."
fi
else
libgloss_topdir="${srcdir}/../.."
fi
AC_CONFIG_AUX_DIR($libgloss_topdir)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_INSTALL
# 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.
AC_DEFUN(LIB_AC_PROG_CC,
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
AC_CHECK_PROG(CC, gcc, gcc)
if test -z "$CC"; then
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
fi
AC_PROG_CC_GNU
if test $ac_cv_prog_gcc = yes; then
GCC=yes
dnl Check whether -g works, even if CFLAGS is set, in case the package
dnl plays around with CFLAGS (such as to build both debugging and
dnl normal versions of a library), tasteless as that idea is.
ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
AC_PROG_CC_G
if test "$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
])
LIB_AC_PROG_CC
AS=${AS-as}
AC_SUBST(AS)
AR=${AR-ar}
AC_SUBST(AR)
LD=${LD-ld}
AC_SUBST(LD)
AC_PROG_RANLIB
host_makefile_frag=${srcdir}/../config/default.mh
dnl We have to assign the same value to other variables because autoconf
dnl doesn't provide a mechanism to substitute a replacement keyword with
dnl arbitrary data or pathnames.
dnl
host_makefile_frag_path=$host_makefile_frag
AC_SUBST(host_makefile_frag_path)
AC_SUBST_FILE(host_makefile_frag)
AC_OUTPUT(Makefile,
. ${libgloss_topdir}/config-ml.in,
srcdir=${srcdir}
target=${target}
ac_configure_args="${ac_configure_args} --enable-multilib"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
libgloss_topdir=${libgloss_topdir}
)

83
libgloss/cris/crt0.S Normal file
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@ -0,0 +1,83 @@
/* Generic simplistic start-up-stub for CRIS/CRISv32.
Copyright (C) 1993-2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
#undef cris
#undef L
#ifdef __NO_UNDERSCORES__
#define L(x) x
#else
#define L(x) _ ## x
#endif
; Rudimentary v0..v32-compatible startup stub.
#ifdef __ELF__
.section .startup,"ax"
#endif
.global __start
nop
__start:
ba 0f
nop
.rept 256 - 2
.dword _.int
.endr
_.int:
#ifdef __arch_common_v10_v32
; This is just to allow the multilib to compile without
; hackery: the "common" subset doesn't recognize
; interrupt-return insns.
#elif __CRIS_arch_version >= 32
rete
rfe
#else
reti
nop
#endif
0:
move.d __setup,$r9
jsr $r9
nop
#ifdef __ELF__
jsr L(_init)
nop
move.d L(_fini),$r10
jsr L(atexit)
nop
#endif
jsr L(main)
nop
jsr L(exit)
nop
0:
nop
ba 0b
nop

77
libgloss/cris/crti.c Normal file
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@ -0,0 +1,77 @@
/* Executable and DSO init/fini start for cris*-axis-linux-gnu and simulators
Copyright (C) 2000, 2001, 2004, 2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
#ifdef __ELF__
__asm__ (".syntax no_register_prefix");
__asm__ (".section .init\n"
#ifdef __NO_UNDERSCORES__
" .globl _init\n"
"_init:\n"
#else /* not __NO_UNDERSCORES__ */
" .globl __init\n"
"__init:\n"
#endif /* not __NO_UNDERSCORES__ */
"\tsubq 4,sp\n"
"\tmove srp,[sp]\n"
#ifdef __PIC__
"\tsubq 4,sp\n"
"\tmove.d r0,[sp]\n"
#if __CRIS_arch_version >= 32
"\tlapc _GLOBAL_OFFSET_TABLE_,$r0\n"
#else /* not __CRIS_arch_version >= 32 */
"\tmove.d $pc,$r0\n"
"\tsub.d .:GOTOFF,$r0\n"
#endif /* not __CRIS_arch_version >= 32 */
#endif /* __PIC__ */
"\t.section .fini\n"
#ifdef __NO_UNDERSCORES__
" .globl _fini\n"
"_fini:\n"
#else /* not __NO_UNDERSCORES__ */
" .globl __fini\n"
"__fini:\n"
#endif /* not __NO_UNDERSCORES__ */
"\tsubq 4,sp\n"
"\tmove srp,[sp]\n"
#ifdef __PIC__
"\tsubq 4,sp\n"
"\tmove.d r0,[sp]\n"
#if __CRIS_arch_version >= 32
"\tlapc _GLOBAL_OFFSET_TABLE_,$r0\n"
#else /* not __CRIS_arch_version >= 32 */
"\tmove.d $pc,$r0\n"
"\tsub.d .:GOTOFF,$r0\n"
#endif /* not __CRIS_arch_version >= 32 */
#endif /* __PIC__ */
);
#else /* not __ELF__ */
extern int Dummy;
#endif /* not __ELF__ */

51
libgloss/cris/crtn.c Normal file
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/* Executable and DSO init/fini end for cris*-axis-linux-gnu and simulators
Copyright (C) 2000, 2001, 2004, 2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
#ifdef __ELF__
__asm__ (".syntax no_register_prefix");
__asm__ (".section .init\n"
#ifdef __PIC__
"\tmove.d [sp+],r0\n"
#endif
"\tmove.d [sp+],r9\n"
"\tjump r9\n"
"\tnop\n"
"\t.section .fini\n"
#ifdef __PIC__
"\tmove.d [sp+],r0\n"
#endif
"\tmove.d [sp+],r9\n"
"\tjump r9\n"
"\tnop\n");
#else
extern int Dummy;
#endif

252
libgloss/cris/gensyscalls Normal file
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#! /bin/sh
# Copyright (C) 2005 Axis Communications.
# 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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
# COMMUNICATIONS OR ITS 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.
# To avoid an abundance of copyright/license messages for boilerplate
# code, we instead generate them from this file. Generating the
# function code could also be done automatically, but at the cost of
# slightly more intricate build machinery and/or scattered syscall
# information. Beware that the cat-lines must match the sed regexp
# "^cat > \([^ ]*\).*".
lu='/* -*- buffer-read-only: t -*-
THIS FILE IS AUTOMATICALLY GENERATED
FROM "'$0'". */
#include "linunistd.h"
#define R(x) return (x); }
'
lui="$lu int"
r=") { R (_Sys_"
cat > close.c <<EOF
$lui _close (int fd${r}close (fd))
EOF
cat > execve.c <<EOF
$lui _execve (char *path, char **argv, char **env${r}execve (path, argv, env))
EOF
cat > exit.c <<EOF
$lu void _exit (int val) { _Sys_exit (val); /* Appease GCC: */ while (1) ; }
EOF
cat > fcntl.c <<EOF
$lui _fcntl (int fd, int cmd, long arg${r}fcntl (fd, cmd, arg))
EOF
cat > fork.c <<EOF
$lui _fork (void${r}fork ())
EOF
cat > fstat.c <<EOF
$lu#include <string.h>
#include <sys/stat.h>
int
_fstat (int fd, struct stat *buf)
{
struct new_stat ks;
int retval = _Sys_fstat (fd, &ks);
/* Blank before filling it in. */
memset (buf, 0, sizeof (*buf));
/* We have to translate from the linux struct new_stat.
It seems we don't have to translate the contents, though. */
buf->st_dev = ks.st_dev;
buf->st_ino = ks.st_ino;
buf->st_mode = ks.st_mode;
buf->st_nlink = ks.st_nlink;
buf->st_uid = ks.st_uid;
buf->st_gid = ks.st_gid;
buf->st_rdev = ks.st_rdev;
buf->st_size = ks.st_size;
buf->st_blksize = ks.st_blksize;
buf->st_blocks = ks.st_blocks;
buf->st_atime = ks.st_atime;
buf->st_mtime = ks.st_mtime;
buf->st_ctime = ks.st_ctime;
R (retval)
EOF
cat > getpid.c <<EOF
$lui _getpid (void${r}getpid ())
EOF
cat > gettod.c <<EOF
$lu#include <sys/time.h>
#include <sys/times.h>
int
_gettimeofday (struct timeval *tp, struct timezone *tzp
${r}gettimeofday (tp, tzp))
EOF
cat > isatty.c <<EOF
$lu
typedef unsigned int tcflag_t;
typedef unsigned char cc_t;
#define NCCS 19
struct termios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
tcflag_t c_cflag; /* control mode flags */
tcflag_t c_lflag; /* local mode flags */
cc_t c_line; /* line discipline */
cc_t c_cc[NCCS]; /* control characters */
};
/* From asm-etrax100/ioctls.h: beware of updates. */
#define TCGETS 0x5401
/* Note that this name does not have a prepended underscore. */
int
isatty (int fd)
{
struct termios dummy;
int save_errno = errno;
int ret = _Sys_ioctl (fd, TCGETS, (unsigned long) &dummy);
errno = save_errno;
R (ret == 0)
EOF
cat > kill.c <<EOF
$lui _kill (int pid, int sig${r}kill (pid, sig))
EOF
cat > link.c <<EOF
$lui _link (const char *old, const char *new${r}link (old, new))
EOF
cat > lseek.c <<EOF
$lui _lseek (int fd, int offset, int whence${r}lseek (fd, offset, whence))
EOF
cat > open.c <<EOF
$lui _open (const char *fnam, int flags, int mode${r}open (fnam, flags, mode))
EOF
cat > read.c <<EOF
$lui _read (int fd, char *buf, int nbytes${r}read (fd, buf, nbytes))
EOF
cat > rename.c <<EOF
$lui _rename (const char *old, const char *new${r}rename (old, new))
EOF
cat > sbrk.c <<EOF
$lu
/* From asm-etrax100/mman.h: beware of updates. */
#define PROT_READ 0x1 /* page can be read */
#define PROT_WRITE 0x2 /* page can be written */
#define MAP_ANONYMOUS 0x20 /* don't use a file */
char *
_sbrk (int d)
{
static long last_alloc = 0;
/* FIXME: Things are a whole lot different than elinux. */
#ifdef __elinux__
/* We can't promise linear memory from a predetermined location.
We're NO_MM. We're paria. We have to rely on tweaks and unclean
behavior. We abuse the fact that the malloc function in newlib
accepts nonlinear chunks in return to its sbrk calls (with a minor
patch). */
/* We use an "old" type mmap, which takes a pointer to a vector of 6
longs where the parameters are stored. */
long buffer[6];
/* We can't return memory. Well we could, but we would have to keep a
list of previous allocations. FIXME: Seems reasonable to do that
later. */
if (d < 0)
return (char *) last_alloc;
buffer[3] = MAP_ANONYMOUS; /* Not associated with a file. */
buffer[4] = -1; /* No file. */
buffer[0] = 0; /* Address 0: let mmap pick one. */
buffer[1] = d; /* Length. */
buffer[2] = (PROT_READ | PROT_WRITE); /* Protection flags. */
buffer[5] = 0; /* Offset into file. */
last_alloc = _Sys_mmap (buffer);
return (char *) last_alloc;
#else /* not __elinux__ */
long prev_brk;
if (last_alloc == 0)
{
last_alloc = _Sys_brk (0);
if (last_alloc < 0)
return (char *) -1;
}
prev_brk = last_alloc;
if (_Sys_brk (last_alloc + d) < last_alloc + d)
return (char *) -1;
last_alloc += d;
return (char *) prev_brk;
#endif
}
EOF
cat > stat.c <<EOF
$lu#include <string.h>
#include <sys/stat.h>
int
_stat (const char *path, struct stat *buf)
{
struct new_stat ks;
int retval = _Sys_stat (path, &ks);
/* Blank before filling it in. */
memset (buf, 0, sizeof (*buf));
/* We have to translate from the linux struct new_stat.
It seems we don't have to translate the contents, though. */
buf->st_dev = ks.st_dev;
buf->st_ino = ks.st_ino;
buf->st_mode = ks.st_mode;
buf->st_nlink = ks.st_nlink;
buf->st_uid = ks.st_uid;
buf->st_gid = ks.st_gid;
buf->st_rdev = ks.st_rdev;
buf->st_size = ks.st_size;
buf->st_blksize = ks.st_blksize;
buf->st_blocks = ks.st_blocks;
buf->st_atime = ks.st_atime;
buf->st_mtime = ks.st_mtime;
buf->st_ctime = ks.st_ctime;
R (retval)
EOF
cat > times.c <<EOF
$lu#include <sys/times.h>
clock_t
_times (struct tms * tp${r}times (tp))
EOF
cat > unlink.c <<EOF
$lui _unlink (const char *f${r}unlink (f))
EOF
cat > wait.c <<EOF
$lui _wait (int *status${r}wait4 (_getpid(), status, 0, 0))
EOF
cat > write.c <<EOF
$lui _write (int fd, char *buf, int nbytes${r}write (fd, buf, nbytes))
EOF
exit 0

128
libgloss/cris/lcrt0.c Normal file
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/* Support for cris*-axis-linux-gnu and src/sim/cris simulator.
Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
#include "linunistd.h"
extern void exit (int) __attribute ((__noreturn__));
__asm__ (".syntax no_register_prefix");
#ifdef __ELF__
/* This simulator magic for an earlier simulator was supposed to be
found two bytes before _start. Let's keep it for sake of
compatibility. Trying to emit them with an ordinary const char[]
and attribute section makes gcc barf; it doesn't like having the
same section attribute for both code and data.
The code is supposed to cause a crash if someone jumps to 0. */
__asm__
(
" .section .startup,\"ax\",@progbits\n"
" .byte 55,55\n"
" move.d 0xbadacce5,r9\n"
" clear.d [r9]\n"
" setf\n"
" setf\n"
" .previous");
#endif
__asm__
(
#ifdef __AOUT__
" .text\n\t"
#elif defined (__ELF__)
" .section .startup,\"ax\",@progbits\n"
#endif
" .global __start\n"
"__start:\n"
/* SP must be set up by the simulator or the system. */
/* Find ARGC, ARGV and ENV. */
/* ARGC. */
" move.d [sp],r10\n"
/* ARGV. */
" move.d sp,r11\n"
" addq 4,r11\n"
/* ENVP. */
" move.d sp,r12\n"
" addi r10.d,r12\n"
" addq 8,r12\n"
/* Terminate R9 and R6; we don't have a "console_print_etrax" or system
call function. */
" clear.d r9\n"
" clear.d r6\n"
" move.d __start1,r13\n"
" jump r13\n"
" setf\n"
#ifndef __AOUT__
/* We rely on a.out not being in .data here. Quite fragile, but
covered by e.g. running the GCC test-suite for cris-unknown-aout. */
" .previous"
#endif
);
extern void _Libctors (void);
extern void _Libdtors (void);
extern void __init__start (void) __attribute ((weak));
extern void __aout__ctors (void) __attribute ((weak));
static void start1 () __asm__ ("__start1") __attribute ((__used__));
static void
start1 (int argc, char **argv, char **env)
{
#ifdef __ELF__
/* For ELF systems, we call _init and register _fini with atexit. */
{
extern void _init (void);
extern void _fini (void);
_init ();
if (atexit (_fini) != 0)
exit (-1);
}
#else
/* Constructors which may get here through the ELF .init section, when
linking ELF and producing a.out. */
if (__init__start)
__init__start ();
if (__aout__ctors)
__aout__ctors ();
/* Call constructors in shared libraries. */
_Libctors ();
if (atexit (_Libdtors) != 0)
exit (-1);
#endif
/* Call the user program. */
exit (main (argc, argv, env));
}

423
libgloss/cris/linunistd.h Normal file
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/* Support for syscalls for cris*-axis-linux-gnu and simulators
Copyright (C) 1998-2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
/* Derived from asm-etrax100/unistd.h with minor modifications to fit as
LOSS for newlib. */
#ifndef _ASM_ELINUX_UNISTD_H_
#define _ASM_ELINUX_UNISTD_H_
/* Our callers might want to use link_warning, so provide it from here. */
#include "../libnosys/config.h"
#include "libnosys/warning.h"
#include <errno.h>
#undef errno
extern int errno;
/*
* This file contains the system call numbers, and stub macros for libc.
*/
#define __NR_setup 0 /* used only by init, to get system going */
#define __NR_exit 1
#define __NR_fork 2
#define __NR_read 3
#define __NR_write 4
#define __NR_open 5
#define __NR_close 6
#define __NR_waitpid 7
#define __NR_creat 8
#define __NR_link 9
#define __NR_unlink 10
#define __NR_execve 11
#define __NR_chdir 12
#define __NR_time 13
#define __NR_mknod 14
#define __NR_chmod 15
#define __NR_chown 16
#define __NR_break 17
#define __NR_oldstat 18
#define __NR_lseek 19
#define __NR_getpid 20
#define __NR_mount 21
#define __NR_umount 22
#define __NR_setuid 23
#define __NR_getuid 24
#define __NR_stime 25
#define __NR_ptrace 26
#define __NR_alarm 27
#define __NR_oldfstat 28
#define __NR_pause 29
#define __NR_utime 30
#define __NR_stty 31
#define __NR_gtty 32
#define __NR_access 33
#define __NR_nice 34
#define __NR_ftime 35
#define __NR_sync 36
#define __NR_kill 37
#define __NR_rename 38
#define __NR_mkdir 39
#define __NR_rmdir 40
#define __NR_dup 41
#define __NR_pipe 42
#define __NR_times 43
#define __NR_prof 44
#define __NR_brk 45
#define __NR_setgid 46
#define __NR_getgid 47
#define __NR_signal 48
#define __NR_geteuid 49
#define __NR_getegid 50
#define __NR_acct 51
#define __NR_phys 52
#define __NR_lock 53
#define __NR_ioctl 54
#define __NR_fcntl 55
#define __NR_mpx 56
#define __NR_setpgid 57
#define __NR_ulimit 58
#define __NR_oldolduname 59
#define __NR_umask 60
#define __NR_chroot 61
#define __NR_ustat 62
#define __NR_dup2 63
#define __NR_getppid 64
#define __NR_getpgrp 65
#define __NR_setsid 66
#define __NR_sigaction 67
#define __NR_sgetmask 68
#define __NR_ssetmask 69
#define __NR_setreuid 70
#define __NR_setregid 71
#define __NR_sigsuspend 72
#define __NR_sigpending 73
#define __NR_sethostname 74
#define __NR_setrlimit 75
#define __NR_getrlimit 76
#define __NR_getrusage 77
#define __NR_gettimeofday 78
#define __NR_settimeofday 79
#define __NR_getgroups 80
#define __NR_setgroups 81
#define __NR_select 82
#define __NR_symlink 83
#define __NR_oldlstat 84
#define __NR_readlink 85
#define __NR_uselib 86
#define __NR_swapon 87
#define __NR_reboot 88
#define __NR_readdir 89
#define __NR_mmap 90
#define __NR_munmap 91
#define __NR_truncate 92
#define __NR_ftruncate 93
#define __NR_fchmod 94
#define __NR_fchown 95
#define __NR_getpriority 96
#define __NR_setpriority 97
#define __NR_profil 98
#define __NR_statfs 99
#define __NR_fstatfs 100
#define __NR_ioperm 101
#define __NR_socketcall 102
#define __NR_syslog 103
#define __NR_setitimer 104
#define __NR_getitimer 105
#define __NR_stat 106
#define __NR_lstat 107
#define __NR_fstat 108
#define __NR_olduname 109
#define __NR_iopl 110
#define __NR_vhangup 111
#define __NR_idle 112
#define __NR_vm86 113
#define __NR_wait4 114
#define __NR_swapoff 115
#define __NR_sysinfo 116
#define __NR_ipc 117
#define __NR_fsync 118
#define __NR_sigreturn 119
#define __NR_clone 120
#define __NR_setdomainname 121
#define __NR_uname 122
#define __NR_modify_ldt 123
#define __NR_adjtimex 124
#define __NR_mprotect 125
#define __NR_sigprocmask 126
#define __NR_create_module 127
#define __NR_init_module 128
#define __NR_delete_module 129
#define __NR_get_kernel_syms 130
#define __NR_quotactl 131
#define __NR_getpgid 132
#define __NR_fchdir 133
#define __NR_bdflush 134
#define __NR_sysfs 135
#define __NR_personality 136
#define __NR_afs_syscall 137 /* Syscall for Andrew File System */
#define __NR_setfsuid 138
#define __NR_setfsgid 139
#define __NR__llseek 140
#define __NR_getdents 141
#define __NR__newselect 142
#define __NR_flock 143
#define __NR_msync 144
#define __NR_readv 145
#define __NR_writev 146
#define __NR_getsid 147
#define __NR_fdatasync 148
#define __NR__sysctl 149
#define __NR_mlock 150
#define __NR_munlock 151
#define __NR_mlockall 152
#define __NR_munlockall 153
#define __NR_sched_setparam 154
#define __NR_sched_getparam 155
#define __NR_sched_setscheduler 156
#define __NR_sched_getscheduler 157
#define __NR_sched_yield 158
#define __NR_sched_get_priority_max 159
#define __NR_sched_get_priority_min 160
#define __NR_sched_rr_get_interval 161
#define __NR_nanosleep 162
#define __NR_mremap 163
#define __NR_mmap2 192
#define PASTE(x,y) x##y
#define XSTR(x) # x
#define STR(x) XSTR (x)
#ifdef __elinux__
# define CRIS_SYSCALL "jir .$System.call"
# define CALLNO_REG r1
# define ARG5_REG r0
# define MOVE_ARG5 "move.d"
# define COLON_ARG5_CLOBBER : "r0"
#else
# define CRIS_SYSCALL "break 13"
# define CALLNO_REG r9
# define ARG5_REG srp
# define MOVE_ARG5 "move"
# define COLON_ARG5_CLOBBER
#endif
/* XXX - _foo needs to be __foo, while __NR_bar could be _NR_bar. */
#define _syscall0(type,name) \
type PASTE(_Sys_,name) (void) \
{ \
register long __a __asm__ ("r10"); \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_)); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall1(type,name,type1,arg1) \
type PASTE(_Sys_,name) (type1 arg1) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a)); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall2(type,name,type1,arg1,type2,arg2) \
type PASTE(_Sys_,name) (type1 arg1,type2 arg2) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __b __asm__ ("r11") = (long) arg2; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a), "r" (__b)); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __b __asm__ ("r11") = (long) arg2; \
register long __c __asm__ ("r12") = (long) arg3; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a), "r" (__b), "r" (__c)); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type PASTE(_Sys_,name) (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __b __asm__ ("r11") = (long) arg2; \
register long __c __asm__ ("r12") = (long) arg3; \
register long __d __asm__ ("r13") = (long) arg4; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a), "r" (__b), \
"r" (__c), "r" (__d)); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5) \
type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __b __asm__ ("r11") = (long) arg2; \
register long __c __asm__ ("r12") = (long) arg3; \
register long __d __asm__ ("r13") = (long) arg4; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (MOVE_ARG5 " %6,$" STR (ARG5_REG) "\n\t" \
CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a), "r" (__b), \
"r" (__c), "r" (__d), "g" (arg5) \
COLON_ARG5_CLOBBER); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5,type6,arg6) \
type PASTE(_Sys_,name) (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6) \
{ \
register long __a __asm__ ("r10") = (long) arg1; \
register long __b __asm__ ("r11") = (long) arg2; \
register long __c __asm__ ("r12") = (long) arg3; \
register long __d __asm__ ("r13") = (long) arg4; \
register long __n_ __asm__ (STR (CALLNO_REG)) = (__NR_##name); \
__asm__ __volatile__ (MOVE_ARG5 " %6,$" STR (ARG5_REG) "\n\t" \
"move %7,$mof\n\t" \
CRIS_SYSCALL \
: "=r" (__a) \
: "r" (__n_), "0" (__a), "r" (__b), \
"r" (__c), "r" (__d), "g" (arg5), "g" (arg6) \
COLON_ARG5_CLOBBER); \
if (__a >= 0) \
return (type) __a; \
errno = -__a; \
return -1; \
}
#define __NR__exit __NR_exit
static inline _syscall0(int,idle)
static inline _syscall0(int,fork)
static inline _syscall2(int,clone,unsigned long,flags,char *,esp)
static inline _syscall0(int,pause)
static inline _syscall0(int,setup)
static inline _syscall0(int,sync)
static inline _syscall3(int,write,int,fd,const char *,buf,unsigned,count)
static inline _syscall1(int,dup,int,fd)
static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
static inline _syscall1(int,close,int,fd)
static inline _syscall1(int,_exit,int,exitcode)
static inline _syscall1(int,exit,int,exitcode)
static inline _syscall3(int,waitpid,int,pid,int *,wait_stat,int,options)
static inline _syscall3(int,read,int,fd,char *,buf,unsigned,count)
static inline _syscall2(int,socketcall,int,call,unsigned long *,args)
static inline _syscall3(int,ioctl,unsigned int,fd,unsigned int,cmd,unsigned long,arg)
static inline _syscall3(int,fcntl,unsigned int,fd,unsigned int,cmd,unsigned long,arg)
static inline _syscall5(int,mount,const char *,a,const char *,b,const char *,c,unsigned long,rwflag,const void *,data)
static inline _syscall2(int,rename,const char *,a,const char*,b)
#ifndef __elinux__
/* Make sure these are only used where they are supported. */
static inline _syscall6(int,mmap2,unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags,
unsigned long, fd, unsigned long, pgoff)
static inline _syscall1(long,brk,long,addr)
#endif
/* This structure is ripped from asm-etrax100/stat.h: beware of updates. */
struct new_stat {
unsigned short st_dev;
unsigned short __pad1;
unsigned long st_ino;
unsigned short st_mode;
unsigned short st_nlink;
unsigned short st_uid;
unsigned short st_gid;
unsigned short st_rdev;
unsigned short __pad2;
unsigned long st_size;
unsigned long st_blksize;
unsigned long st_blocks;
unsigned long st_atime;
unsigned long __unused1;
unsigned long st_mtime;
unsigned long __unused2;
unsigned long st_ctime;
unsigned long __unused3;
unsigned long __unused4;
unsigned long __unused5;
};
static inline _syscall2(int,stat,const char *,path,struct new_stat *,statbuf)
static inline _syscall2(int,fstat,int,fd,struct new_stat *,statbuf)
static inline _syscall0(int,getpid)
static inline _syscall2(int,kill,int,pid,int,sig)
static inline _syscall3(int,lseek,int,fd,int,offset,int,whence)
struct tms;
static inline _syscall1(long,times,struct tms *,tbuf)
static inline _syscall1(long,mmap,long *, buf)
struct timeval;
struct timezone;
static inline _syscall2(int,gettimeofday,struct timeval *,tp,
struct timezone *, tzp)
static inline _syscall2(int,link,const char *,old,const char *,new)
static inline _syscall1(int,unlink,const char *, f)
struct rusage;
static inline _syscall4(int,wait4,int,pid,int *,sa,int,op,struct rusage *,ru)
#endif /* _ASM_ELINUX_UNISTD_H_ */

9
libgloss/cris/outbyte.c Normal file
View File

@ -0,0 +1,9 @@
/* Low-level kind-of-support for CRIS. Mostly used as a placeholder
function. Too small and obvious to warrant a copyright notice. */
#include <stdio.h>
void
outbyte (int ch)
{
write (1, &ch, 1);
}

44
libgloss/cris/setup.S Normal file
View File

@ -0,0 +1,44 @@
/* Support for standalone CRIS/CRISv32 code.
Copyright (C) 2005 Axis Communications.
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. Neither the name of Axis Communications 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 AXIS COMMUNICATIONS AND ITS 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 AXIS
COMMUNICATIONS OR ITS 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. */
.text
.global __setup
__setup:
/* Make sure to save SRP. */
#ifdef __arch_common_v10_v32
/* Can't do anything if we don't know for which arch. This file is
then only a placeholder. Oh, and we can't use the "ret" insn in
"common" code. */
#else
/* Code missing:
- Initialize RAM circuits.
- Initialize serial output and input.
- Set stack-pointer. */
ret
nop
#endif

32
libgloss/libnosys/configure vendored
View File

@ -755,6 +755,8 @@ case "${target}" in
;;
strongarm-*-*)
;;
cris-*-* | crisv32-*-*)
;;
d10v*)
;;
h8300*-*-*)
@ -807,7 +809,7 @@ EOF
echo $ac_n "checking for .previous assembler directive""... $ac_c" 1>&6
echo "configure:811: checking for .previous assembler directive" >&5
echo "configure:813: checking for .previous assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_previous_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -816,7 +818,7 @@ else
.section foo_section
.previous
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:820: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:822: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_asm_previous_directive=yes
cat >> confdefs.h <<\EOF
#define HAVE_ASM_PREVIOUS_DIRECTIVE 1
@ -829,7 +831,7 @@ fi
echo "$ac_t""$libc_cv_asm_previous_directive" 1>&6
echo $ac_n "checking for .popsection assembler directive""... $ac_c" 1>&6
echo "configure:833: checking for .popsection assembler directive" >&5
echo "configure:835: checking for .popsection assembler directive" >&5
if eval "test \"`echo '$''{'libc_cv_asm_popsection_directive'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -838,7 +840,7 @@ else
.pushsection foo_section
.popsection
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:842: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:844: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_asm_popsection_directive=yes
cat >> confdefs.h <<\EOF
#define HAVE_ASM_POPSECTION_DIRECTIVE 1
@ -851,7 +853,7 @@ fi
echo "$ac_t""$libc_cv_asm_popsection_directive" 1>&6
echo $ac_n "checking for section attributes""... $ac_c" 1>&6
echo "configure:855: checking for section attributes" >&5
echo "configure:857: checking for section attributes" >&5
if eval "test \"`echo '$''{'libc_cv_section_attributes'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -860,7 +862,7 @@ else
int secttest __attribute__ ((section (".gnu.warning.secttest"))) = 10;
int main() {}
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.c 1>&5'; { (eval echo configure:864: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
if { ac_try='${CC-cc} -c $CFLAGS conftest.c 1>&5'; { (eval echo configure:866: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
libc_cv_section_attributes=yes
cat >> confdefs.h <<\EOF
#define HAVE_SECTION_ATTRIBUTES 1
@ -875,7 +877,7 @@ echo "$ac_t""$libc_cv_section_attributes" 1>&6
esac
echo $ac_n "checking for symbol prefix""... $ac_c" 1>&6
echo "configure:879: checking for symbol prefix" >&5
echo "configure:881: checking for symbol prefix" >&5
if eval "test \"`echo '$''{'libc_symbol_prefix'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -883,11 +885,11 @@ else
foo () { }
EOF
libc_symbol_prefix=none
if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo" > /dev/null'; { (eval echo configure:887: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo" > /dev/null'; { (eval echo configure:889: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
then
libc_symbol_prefix='$'
else
if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "_foo" > /dev/null'; { (eval echo configure:891: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "_foo" > /dev/null'; { (eval echo configure:893: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
then
libc_symbol_prefix=_
fi
@ -911,7 +913,7 @@ fi
# 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:915: checking for $ac_word" >&5
echo "configure:917: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -941,7 +943,7 @@ if test -z "$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:945: checking for $ac_word" >&5
echo "configure:947: 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
@ -990,7 +992,7 @@ fi
fi
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:994: checking whether we are using GNU C" >&5
echo "configure:996: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -999,7 +1001,7 @@ else
yes;
#endif
EOF
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1003: \"$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:1005: \"$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
@ -1014,7 +1016,7 @@ if test $ac_cv_prog_gcc = yes; then
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
echo "configure:1018: checking whether ${CC-cc} accepts -g" >&5
echo "configure:1020: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@ -1050,7 +1052,7 @@ LD=${LD-ld}
# 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:1054: checking for $ac_word" >&5
echo "configure:1056: 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

2
libgloss/libnosys/configure.in
View File

@ -89,6 +89,8 @@ case "${target}" in
;;
strongarm-*-*)
;;
cris-*-* | crisv32-*-*)
;;
d10v*)
;;
h8300*-*-*)