Initial PRU port for libgloss and newlib
Signed-off-by: Dimitar Dimitrov <dimitar@dinux.eu>
This commit is contained in:
Dimitar Dimitrov
Jeff Johnston
parent
0574317971
commit
0c7734673a
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@ -710,6 +710,7 @@ spu
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tic6x
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iq2000
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or1k
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pru
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nios2
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libnosys'
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@ -2586,6 +2587,10 @@ case "${target}" in
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or1k-*-* | or1knd-*-* )
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subdirs="$subdirs or1k"
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;;
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pru-*-*)
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subdirs="$subdirs pru"
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;;
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nios2-*-*)
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subdirs="$subdirs nios2"
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@ -176,6 +176,9 @@ case "${target}" in
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or1k-*-* | or1knd-*-* )
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AC_CONFIG_SUBDIRS([or1k])
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;;
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pru-*-*)
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AC_CONFIG_SUBDIRS([pru])
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;;
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nios2-*-*)
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AC_CONFIG_SUBDIRS([nios2])
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;;
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@ -0,0 +1,155 @@
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# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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#
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# Copyright 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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VPATH = @srcdir@ @srcdir@/..
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srcdir = @srcdir@
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objdir = .
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srcroot = $(srcdir)/../..
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objroot = $(objdir)/../..
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top_srcdir = @top_srcdir@
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prefix = @prefix@
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exec_prefix = @exec_prefix@
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host_alias = @host_alias@
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target_alias = @target_alias@
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bindir = @bindir@
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libdir = @libdir@
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includedir = @includedir@
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tooldir = $(exec_prefix)/$(target_alias)
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# Multilib support variables.
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# TOP is used instead of MULTI{BUILD,SRC}TOP.
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MULTIDIRS =
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MULTISUBDIR =
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SHELL = /bin/sh
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mkinstalldirs = $(SHELL) $(top_srcdir)/../../mkinstalldirs
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CC = @CC@
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AS = @AS@
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AR = @AR@
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LD = @LD@
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RANLIB = @RANLIB@
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OBJDUMP = `t='$(program_transform_name)'; echo objdump | sed -e $$t`
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OBJCOPY = `t='$(program_transform_name)'; echo objcopy | sed -e $$t`
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# linker scripts
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SCRIPTS = `ls ${srcdir}/ldscripts/*.x`
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# object files needed
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OBJS = \
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do_global_dtors.o gettimeofday.o \
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isatty.o putnum.o raise.o \
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inbyte.o outbyte.o sbrk.o stat.o syscalls.o \
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do_global_dtors.o
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# Object files specific to particular targets.
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EVALOBJS = ${OBJS}
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CRTOBJS = crt0.o crt0-minrt.o
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OUTPUTS = libgloss.a $(CRTOBJS)
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INCLUDES = -I$(srcdir)/..
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# Note that when building the library, ${MULTILIB} is not the way multilib
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# options are passed; they're passed in $(CFLAGS).
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CFLAGS_FOR_TARGET = ${MULTILIB} ${INCLUDES}
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LDFLAGS_FOR_TARGET = ${MULTILIB}
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.c.o:
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$(CC) $(CFLAGS_FOR_TARGET) -Os $(INCLUDES) -c $(CFLAGS) $<
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.C.o:
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$(CC) $(CFLAGS_FOR_TARGET) -Os $(INCLUDES) -c $(CFLAGS) $<
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.s.o:
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$(AS) $(ASFLAGS_FOR_TARGET) $(INCLUDES) $(ASFLAGS) -o $*.o $<
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#
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# GCC knows to run the preprocessor on .S files before it assembles them.
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#
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.S.o:
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$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) $(CFLAGS) -c $<
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all: ${OUTPUTS} copy_scripts_to_objdir
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copy_scripts_to_objdir: $(srcdir)/ldscripts/gen-ld-scripts.sh
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cp $(SCRIPTS) $(objdir)
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#
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# here's where we build the library for each target
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#
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libgloss.a: $(EVALOBJS)
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${AR} ${ARFLAGS} $@ $(EVALOBJS)
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${RANLIB} $@
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# C Runtime Library startup code.
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crt0.o: $(srcdir)/crt0.S
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$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) $(CFLAGS) $< -c -o $@
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crt0-minrt.o: $(srcdir)/crt0.S
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$(CC) $(CFLAGS_FOR_TARGET) $(INCLUDES) $(CFLAGS) -DMINRT $< -c -o $@
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doc:
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clean mostlyclean:
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rm -f $(OUTPUTS) *.i *~ *.o *-test *.srec *.dis *.map *.x
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distclean maintainer-clean realclean: clean
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rm -f Makefile config.status $(OUTPUTS)
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.PHONY: install info install-info clean-info
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install: $(OUTPUTS) $(srcdir)/ldscripts/gen-ld-scripts.sh
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for outputs in ${OUTPUTS}; do\
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${INSTALL_DATA} $${outputs} ${DESTDIR}${tooldir}/lib${MULTISUBDIR}/$${outputs}; \
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done
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for s in $(SCRIPTS); do \
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b=`basename $$s`; \
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${INSTALL_DATA} $$s ${DESTDIR}${tooldir}/lib${MULTISUBDIR}/$$b ;\
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done
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${mkinstalldirs} ${DESTDIR}${tooldir}/lib${MULTISUBDIR}/device-specs; \
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for s in ${srcdir}/device-specs/*; do \
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b=`basename $$s`; \
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$(INSTALL_DATA) $$s $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/device-specs/$$b ;\
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done
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info:
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install-info:
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clean-info:
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Makefile: $(srcdir)/Makefile.in config.status @host_makefile_frag_path@
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$(SHELL) config.status
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config.status: $(srcdir)/configure
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$(SHELL) config.status --recheck
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@ -0,0 +1,409 @@
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# generated automatically by aclocal 1.11.6 -*- Autoconf -*-
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# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
|
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# Inc.
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# This file is free software; the Free Software Foundation
|
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# gives unlimited permission to copy and/or distribute it,
|
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# with or without modifications, as long as this notice is preserved.
|
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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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# AM_CONDITIONAL -*- Autoconf -*-
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# serial 9
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# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009,
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# 2010, 2011 Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
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# with or without modifications, as long as this notice is preserved.
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msvc7 | msvc7msys | msvisualcpp | msvcmsys)
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am_cv_$1_dependencies_compiler_type=$depmode
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||||
#
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||||
# This file is free software; the Free Software Foundation
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||||
# gives unlimited permission to copy and/or distribute it,
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||||
# with or without modifications, as long as this notice is preserved.
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||||
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#serial 5
|
||||
|
||||
# _AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||
# ------------------------------
|
||||
AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||
[{
|
||||
# Autoconf 2.62 quotes --file arguments for eval, but not when files
|
||||
# are listed without --file. Let's play safe and only enable the eval
|
||||
# if we detect the quoting.
|
||||
case $CONFIG_FILES in
|
||||
*\'*) eval set x "$CONFIG_FILES" ;;
|
||||
*) set x $CONFIG_FILES ;;
|
||||
esac
|
||||
shift
|
||||
for mf
|
||||
do
|
||||
# Strip MF so we end up with the name of the file.
|
||||
mf=`echo "$mf" | sed -e 's/:.*$//'`
|
||||
# Check whether this is an Automake generated Makefile or not.
|
||||
# We used to match only the files named `Makefile.in', but
|
||||
# some people rename them; so instead we look at the file content.
|
||||
# Grep'ing the first line is not enough: some people post-process
|
||||
# each Makefile.in and add a new line on top of each file to say so.
|
||||
# Grep'ing the whole file is not good either: AIX grep has a line
|
||||
# limit of 2048, but all sed's we know have understand at least 4000.
|
||||
if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
|
||||
dirpart=`AS_DIRNAME("$mf")`
|
||||
else
|
||||
continue
|
||||
fi
|
||||
# Extract the definition of DEPDIR, am__include, and am__quote
|
||||
# from the Makefile without running `make'.
|
||||
DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
|
||||
test -z "$DEPDIR" && continue
|
||||
am__include=`sed -n 's/^am__include = //p' < "$mf"`
|
||||
test -z "am__include" && continue
|
||||
am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
|
||||
# When using ansi2knr, U may be empty or an underscore; expand it
|
||||
U=`sed -n 's/^U = //p' < "$mf"`
|
||||
# Find all dependency output files, they are included files with
|
||||
# $(DEPDIR) in their names. We invoke sed twice because it is the
|
||||
# simplest approach to changing $(DEPDIR) to its actual value in the
|
||||
# expansion.
|
||||
for file in `sed -n "
|
||||
s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
|
||||
sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
|
||||
# Make sure the directory exists.
|
||||
test -f "$dirpart/$file" && continue
|
||||
fdir=`AS_DIRNAME(["$file"])`
|
||||
AS_MKDIR_P([$dirpart/$fdir])
|
||||
# echo "creating $dirpart/$file"
|
||||
echo '# dummy' > "$dirpart/$file"
|
||||
done
|
||||
done
|
||||
}
|
||||
])# _AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||
|
||||
|
||||
# AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||
# -----------------------------
|
||||
# This macro should only be invoked once -- use via AC_REQUIRE.
|
||||
#
|
||||
# This code is only required when automatic dependency tracking
|
||||
# is enabled. FIXME. This creates each `.P' file that we will
|
||||
# need in order to bootstrap the dependency handling code.
|
||||
AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||
[AC_CONFIG_COMMANDS([depfiles],
|
||||
[test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||
[AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
|
||||
])
|
||||
|
||||
# Copyright (C) 2003, 2005 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 2
|
||||
|
||||
# Check whether the underlying file-system supports filenames
|
||||
# with a leading dot. For instance MS-DOS doesn't.
|
||||
AC_DEFUN([AM_SET_LEADING_DOT],
|
||||
[rm -rf .tst 2>/dev/null
|
||||
mkdir .tst 2>/dev/null
|
||||
if test -d .tst; then
|
||||
am__leading_dot=.
|
||||
else
|
||||
am__leading_dot=_
|
||||
fi
|
||||
rmdir .tst 2>/dev/null
|
||||
AC_SUBST([am__leading_dot])])
|
||||
|
||||
# Check to see how 'make' treats includes. -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 4
|
||||
|
||||
# AM_MAKE_INCLUDE()
|
||||
# -----------------
|
||||
# Check to see how make treats includes.
|
||||
AC_DEFUN([AM_MAKE_INCLUDE],
|
||||
[am_make=${MAKE-make}
|
||||
cat > confinc << 'END'
|
||||
am__doit:
|
||||
@echo this is the am__doit target
|
||||
.PHONY: am__doit
|
||||
END
|
||||
# If we don't find an include directive, just comment out the code.
|
||||
AC_MSG_CHECKING([for style of include used by $am_make])
|
||||
am__include="#"
|
||||
am__quote=
|
||||
_am_result=none
|
||||
# First try GNU make style include.
|
||||
echo "include confinc" > confmf
|
||||
# Ignore all kinds of additional output from `make'.
|
||||
case `$am_make -s -f confmf 2> /dev/null` in #(
|
||||
*the\ am__doit\ target*)
|
||||
am__include=include
|
||||
am__quote=
|
||||
_am_result=GNU
|
||||
;;
|
||||
esac
|
||||
# Now try BSD make style include.
|
||||
if test "$am__include" = "#"; then
|
||||
echo '.include "confinc"' > confmf
|
||||
case `$am_make -s -f confmf 2> /dev/null` in #(
|
||||
*the\ am__doit\ target*)
|
||||
am__include=.include
|
||||
am__quote="\""
|
||||
_am_result=BSD
|
||||
;;
|
||||
esac
|
||||
fi
|
||||
AC_SUBST([am__include])
|
||||
AC_SUBST([am__quote])
|
||||
AC_MSG_RESULT([$_am_result])
|
||||
rm -f confinc confmf
|
||||
])
|
||||
|
||||
# Copyright (C) 2006, 2008, 2010 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 3
|
||||
|
||||
# _AM_SUBST_NOTMAKE(VARIABLE)
|
||||
# ---------------------------
|
||||
# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
|
||||
# This macro is traced by Automake.
|
||||
AC_DEFUN([_AM_SUBST_NOTMAKE])
|
||||
|
||||
# AM_SUBST_NOTMAKE(VARIABLE)
|
||||
# --------------------------
|
||||
# Public sister of _AM_SUBST_NOTMAKE.
|
||||
AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
|
||||
|
||||
m4_include([../acinclude.m4])
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,66 @@
|
|||
# Copyright (c) 2008, 2009, 2011, 2013 Red Hat, Inc. 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 BSD
|
||||
# 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. Any Red Hat trademarks that
|
||||
# are incorporated in the source code or documentation are not subject to the BSD
|
||||
# License and may only be used or replicated with the express permission of
|
||||
# Red Hat, Inc.
|
||||
|
||||
dnl Process this file with autoconf to produce a configure script.
|
||||
AC_PREREQ(2.59)
|
||||
AC_INIT(crt0.S)
|
||||
|
||||
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($libgloss_topdir)
|
||||
|
||||
AC_CANONICAL_SYSTEM
|
||||
AC_ARG_PROGRAM
|
||||
|
||||
AC_PROG_INSTALL
|
||||
|
||||
LIB_AC_PROG_CC
|
||||
AS=${AS-as}
|
||||
AC_SUBST(AS)
|
||||
AR=${AR-ar}
|
||||
AC_SUBST(AR)
|
||||
LD=${LD-ld}
|
||||
AC_SUBST(LD)
|
||||
AC_PROG_RANLIB
|
||||
LIB_AM_PROG_AS
|
||||
|
||||
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_CONFIG_FILES(Makefile,
|
||||
. ${libgloss_topdir}/config-ml.in,
|
||||
srcdir=${srcdir}
|
||||
target=${target}
|
||||
with_multisubdir=${with_multisubdir}
|
||||
ac_configure_args="${ac_configure_args} --enable-multilib"
|
||||
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
|
||||
libgloss_topdir=${libgloss_topdir}
|
||||
)
|
||||
AC_OUTPUT
|
||||
|
|
@ -0,0 +1,97 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* crt0.S -- PRU startup code
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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 "newlib.h"
|
||||
|
||||
.extern main
|
||||
.extern exit
|
||||
|
||||
.text
|
||||
.section .init0, "x"
|
||||
.global _start
|
||||
_start:
|
||||
/* Initialize stack pointer. */
|
||||
ldi32 sp, _stack_top
|
||||
|
||||
/* DATA and BSS are handled by the loader, so nothing to do here. */
|
||||
|
||||
#if !defined(MINRT)
|
||||
.extern _do_global_dtors
|
||||
/* Ensure destructors get called. Call is per GNU ABI (i.e. 32-bit
|
||||
function pointers). But it is also compatible with the TI ABI
|
||||
since GCC supports only little endian PRU.
|
||||
|
||||
WARNING: Keep this compatible with both ABIs! */
|
||||
ldi r14, %pmem(_do_global_dtors)
|
||||
call atexit
|
||||
|
||||
/* Call constructors. Use non-call-clobbered registers. */
|
||||
ldi r5, __init_array_start
|
||||
ldi r6, __init_array_end
|
||||
ctors_loop:
|
||||
qbeq ctors_done, r5, r6
|
||||
/* ABI dictates 16-bit IMEM pointers. */
|
||||
lbbo r7, r5, 0, 2
|
||||
call r7.w0
|
||||
add r5, r5, 2
|
||||
jmp ctors_loop
|
||||
ctors_done:
|
||||
#endif
|
||||
|
||||
/* Just in case main() tries to access argc, argv[] and envp. */
|
||||
zero r14, 3 * 4
|
||||
|
||||
#if !defined(MINRT)
|
||||
.weak __c_args__
|
||||
ldi32 r5, __c_args__
|
||||
qbeq __skip_c_args, r5, 0
|
||||
lbbo r14, r5, 0, 4 /* argc */
|
||||
add r15, r5, 4 /* argv */
|
||||
__skip_c_args:
|
||||
#endif
|
||||
|
||||
/* Call main */
|
||||
call main
|
||||
|
||||
#if !defined(MINRT)
|
||||
/* Call exit */
|
||||
call exit
|
||||
#endif
|
||||
|
||||
/* We should never reach here. */
|
||||
_crt_exit:
|
||||
halt
|
||||
jmp _crt_exit
|
||||
|
||||
/* PRU obviously has no shared libraries, but dso_handle
|
||||
helps to achieve better GCC test coverage. Besides,
|
||||
it should be free with minrt. */
|
||||
.section .data
|
||||
.global __dso_handle
|
||||
.weak __dso_handle
|
||||
__dso_handle:
|
||||
.long 0
|
||||
|
|
@ -0,0 +1,5 @@
|
|||
*cpp_device:
|
||||
-D__SIM__
|
||||
|
||||
*link_device:
|
||||
%{!r:-Tpruelf-sim.x}
|
||||
|
|
@ -0,0 +1,53 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* do_global_dtors - invoke global destructors
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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 <stdint.h>
|
||||
#include <_ansi.h>
|
||||
#include "syscall.h"
|
||||
|
||||
extern void *__fini_array_start;
|
||||
extern void *__fini_array_end;
|
||||
|
||||
/*
|
||||
* _do_global_dtors
|
||||
*/
|
||||
void
|
||||
_do_global_dtors (void)
|
||||
{
|
||||
/* ABI dictates pointers in init/fini arrays are 16-bit. */
|
||||
const uint16_t *end = (uint16_t *)&__fini_array_end;
|
||||
const uint16_t *begin = (uint16_t *)&__fini_array_start;
|
||||
const uint16_t *p;
|
||||
void (**dtor) (void);
|
||||
|
||||
/* call destructors in reverse order */
|
||||
for (p = end; p > begin; ) {
|
||||
p--;
|
||||
dtor = (void *)p;
|
||||
(*dtor) ();
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,31 @@
|
|||
/* gettimeofday.c -- get the current time of day
|
||||
*
|
||||
* Copyright (c) 1995, 1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include <errno.h>
|
||||
#include "glue.h"
|
||||
|
||||
#undef errno
|
||||
extern int errno;
|
||||
struct timeval;
|
||||
|
||||
/*
|
||||
* gettimeofday -- no clock
|
||||
* struct timeval * tp, void * tzvp
|
||||
*/
|
||||
int
|
||||
_gettimeofday (struct timeval * tp, void * tzvp)
|
||||
{
|
||||
errno = ENOSYS;
|
||||
return -1;
|
||||
}
|
||||
|
|
@ -0,0 +1,51 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* inbyte.c -- inbyte function for remoteproc
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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 <errno.h>
|
||||
#include <_ansi.h>
|
||||
#include <stdio.h>
|
||||
#include <unistd.h>
|
||||
#include "glue.h"
|
||||
|
||||
extern ssize_t _read(int fd, void *b, size_t count);
|
||||
|
||||
int
|
||||
inbyte (void)
|
||||
{
|
||||
ssize_t n;
|
||||
char c;
|
||||
|
||||
/* PRU has no interrupts, so it is inherently thread-safe. */
|
||||
n = _read(STDIN_FILENO, &c, 1);
|
||||
if (n < 0)
|
||||
return n;
|
||||
else if (n == 0)
|
||||
return -ENODATA;
|
||||
else
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
|
@ -0,0 +1,26 @@
|
|||
/* isatty.c -- chek the terminal device.
|
||||
*
|
||||
* Copyright (c) 1995 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include "glue.h"
|
||||
|
||||
/*
|
||||
* isatty -- returns 1 if connected to a terminal device,
|
||||
* returns 0 if not. Since we're hooked up to a
|
||||
* serial port, we'll say yes _AND return a 1.
|
||||
*/
|
||||
int
|
||||
_isatty (int fd)
|
||||
{
|
||||
return (1);
|
||||
}
|
||||
|
|
@ -0,0 +1,80 @@
|
|||
#!/bin/bash
|
||||
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
#
|
||||
# Copyright 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
# All rights reserved.
|
||||
#
|
||||
# Redistribution and use in source and binary forms, with or without
|
||||
# modification, are permitted provided that the following conditions
|
||||
# are met:
|
||||
# 1. Redistributions of source code must retain the above copyright
|
||||
# notice, this list of conditions and the following disclaimer.
|
||||
# 2. Redistributions in binary form must reproduce the above copyright
|
||||
# notice, this list of conditions and the following disclaimer in the
|
||||
# documentation and/or other materials provided with the distribution.
|
||||
#
|
||||
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
# IN NO EVENT SHALL THE AUTHOR 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.
|
||||
|
||||
|
||||
# Generate additional MCU-specific linker scripts by using the
|
||||
# default PRU-LD linker script.
|
||||
#
|
||||
# We do it automatically so that:
|
||||
# 1. We only change the default linker script in binutils.
|
||||
# 2. All the default script complexity stays in binutils.
|
||||
# 3. Here in libgloss we only bump the memory sizes to
|
||||
# allow large test programs to be executed.
|
||||
|
||||
dump_modified()
|
||||
{
|
||||
IMEM_SIZE=$1
|
||||
DMEM_SIZE=$2
|
||||
HEAP_SIZE=$3
|
||||
STACK_SIZE=$4
|
||||
|
||||
echo "/* WARNING: automatically generated from the default pru-ld script! */"
|
||||
echo -e "\n\n"
|
||||
pru-ld --verbose | awk "
|
||||
BEGIN { LDV_MARKER = 0; }
|
||||
{
|
||||
if (\$0 == \"==================================================\" )
|
||||
{
|
||||
LDV_MARKER++;
|
||||
}
|
||||
else if (LDV_MARKER != 1)
|
||||
{
|
||||
}
|
||||
else if (\$0 ~ /^ imem.*ORIGIN =.*LENGTH =/)
|
||||
{
|
||||
print \" imem (x) : ORIGIN = 0x20000000, LENGTH = $IMEM_SIZE\"
|
||||
}
|
||||
else if (\$0 ~ /^ dmem.*ORIGIN =.*LENGTH =/)
|
||||
{
|
||||
print \" dmem (rw!x) : ORIGIN = 0x0, LENGTH = $DMEM_SIZE\"
|
||||
}
|
||||
else if (\$0 ~ /^__HEAP_SIZE = DEFINED/)
|
||||
{
|
||||
print \"__HEAP_SIZE = DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : $HEAP_SIZE ;\";
|
||||
}
|
||||
else if (\$0 ~ /^__STACK_SIZE = DEFINED/)
|
||||
{
|
||||
print \"__STACK_SIZE = DEFINED(__STACK_SIZE) ? __STACK_SIZE : $STACK_SIZE ;\";
|
||||
}
|
||||
else
|
||||
{
|
||||
print \$0;
|
||||
}
|
||||
}"
|
||||
}
|
||||
|
||||
# IMEM DMEM HEAP_SIZE STACK_SIZE
|
||||
dump_modified 256K 65536K "32 * 1024 * 1024" "1024 * 1024" | tee pruelf-sim.x
|
||||
|
|
@ -0,0 +1,200 @@
|
|||
/* WARNING: automatically generated from the default pru-ld script! */
|
||||
|
||||
|
||||
|
||||
/* Default linker script, for normal executables */
|
||||
OUTPUT_FORMAT("elf32-pru","elf32-pru","elf32-pru")
|
||||
OUTPUT_ARCH(pru)
|
||||
MEMORY
|
||||
{
|
||||
imem (x) : ORIGIN = 0x20000000, LENGTH = 256K
|
||||
dmem (rw!x) : ORIGIN = 0x0, LENGTH = 65536K
|
||||
}
|
||||
__HEAP_SIZE = DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : 32 * 1024 * 1024 ;
|
||||
__STACK_SIZE = DEFINED(__STACK_SIZE) ? __STACK_SIZE : 1024 * 1024 ;
|
||||
PROVIDE (_stack_top = ORIGIN(dmem) + LENGTH(dmem));
|
||||
ENTRY (_start)
|
||||
SECTIONS
|
||||
{
|
||||
/* Read-only sections, merged into text segment: */
|
||||
.hash : { *(.hash) }
|
||||
.dynsym : { *(.dynsym) }
|
||||
.dynstr : { *(.dynstr) }
|
||||
.gnu.version : { *(.gnu.version) }
|
||||
.gnu.version_d : { *(.gnu.version_d) }
|
||||
.gnu.version_r : { *(.gnu.version_r) }
|
||||
.rel.init : { *(.rel.init) }
|
||||
.rela.init : { *(.rela.init) }
|
||||
.rel.text :
|
||||
{
|
||||
*(.rel.text)
|
||||
*(.rel.text.*)
|
||||
*(.rel.text:*)
|
||||
*(.rel.gnu.linkonce.t*)
|
||||
}
|
||||
.rela.text :
|
||||
{
|
||||
*(.rela.text)
|
||||
*(.rela.text.*)
|
||||
*(.rela.text:*)
|
||||
*(.rela.gnu.linkonce.t*)
|
||||
}
|
||||
.rel.fini : { *(.rel.fini) }
|
||||
.rela.fini : { *(.rela.fini) }
|
||||
.rel.rodata :
|
||||
{
|
||||
*(.rel.rodata)
|
||||
*(.rel.rodata.*)
|
||||
*(.rel.rodata:*)
|
||||
*(.rel.gnu.linkonce.r*)
|
||||
}
|
||||
.rela.rodata :
|
||||
{
|
||||
*(.rela.rodata)
|
||||
*(.rela.rodata.*)
|
||||
*(.rela.rodata:*)
|
||||
*(.rela.gnu.linkonce.r*)
|
||||
}
|
||||
.rel.data :
|
||||
{
|
||||
*(.rel.data)
|
||||
*(.rel.data.*)
|
||||
*(.rel.data:*)
|
||||
*(.rel.gnu.linkonce.d*)
|
||||
}
|
||||
.rela.data :
|
||||
{
|
||||
*(.rela.data)
|
||||
*(.rela.data.*)
|
||||
*(.rela.data:*)
|
||||
*(.rela.gnu.linkonce.d*)
|
||||
}
|
||||
.rel.init_array : { *(.rel.init_array) }
|
||||
.rela.init_array : { *(.rela.init_array) }
|
||||
.rel.fini_array : { *(.rel.fini_array) }
|
||||
.rela.fini_array : { *(.rela.fini_array) }
|
||||
.rel.got : { *(.rel.got) }
|
||||
.rela.got : { *(.rela.got) }
|
||||
.rel.bss : { *(.rel.bss) }
|
||||
.rela.bss : { *(.rela.bss) }
|
||||
.rel.plt : { *(.rel.plt) }
|
||||
.rela.plt : { *(.rela.plt) }
|
||||
/* Internal text space. */
|
||||
.text :
|
||||
{
|
||||
_text_start = . ;
|
||||
. = ALIGN(4);
|
||||
*(.init0) /* Start here after reset. */
|
||||
KEEP (*(.init0))
|
||||
. = ALIGN(4);
|
||||
*(.text)
|
||||
. = ALIGN(4);
|
||||
*(.text.*)
|
||||
. = ALIGN(4);
|
||||
*(.text:*)
|
||||
. = ALIGN(4);
|
||||
*(.gnu.linkonce.t*)
|
||||
. = ALIGN(4);
|
||||
_text_end = . ;
|
||||
} > imem
|
||||
.data :
|
||||
{
|
||||
/* Optional variable that user is prepared to have NULL address. */
|
||||
*(.data.atzero*)
|
||||
/* CRT is prepared for constructor/destructor table to have
|
||||
a "valid" NULL address. */
|
||||
__init_array_start = . ;
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*)))
|
||||
KEEP (*(.init_array))
|
||||
__init_array_end = . ;
|
||||
__fini_array_start = . ;
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*)))
|
||||
KEEP (*(.fini_array))
|
||||
__fini_array_end = . ;
|
||||
/* DATA memory starts at address 0. So to avoid placing a valid static
|
||||
variable at the invalid NULL address, we introduce the .data.atzero
|
||||
section. If CRT can make some use of it - great. Otherwise skip a
|
||||
word. In all cases .data/.bss sections must start at non-zero. */
|
||||
. += (. == 0 ? 4 : 0);
|
||||
PROVIDE (_data_start = .) ;
|
||||
*(.data)
|
||||
*(.data*)
|
||||
*(.data:*)
|
||||
*(.rodata) /* We need to include .rodata here if gcc is used. */
|
||||
*(.rodata.*) /* with -fdata-sections. */
|
||||
*(.rodata:*)
|
||||
*(.gnu.linkonce.d*)
|
||||
*(.gnu.linkonce.r*)
|
||||
. = ALIGN(4);
|
||||
PROVIDE (_data_end = .) ;
|
||||
} > dmem
|
||||
.resource_table :
|
||||
{
|
||||
KEEP (*(.resource_table))
|
||||
} > dmem
|
||||
.bss :
|
||||
{
|
||||
PROVIDE (_bss_start = .) ;
|
||||
*(.bss)
|
||||
*(.bss.*)
|
||||
*(.bss:*)
|
||||
*(.gnu.linkonce.b*)
|
||||
*(COMMON)
|
||||
PROVIDE (_bss_end = .) ;
|
||||
} > dmem
|
||||
/* Global data not cleared after reset. */
|
||||
.noinit :
|
||||
{
|
||||
PROVIDE (_noinit_start = .) ;
|
||||
*(.noinit)
|
||||
PROVIDE (_noinit_end = .) ;
|
||||
PROVIDE (_heap_start = .) ;
|
||||
. += __HEAP_SIZE ;
|
||||
/* Stack is not here really. It will be put at the end of DMEM.
|
||||
But we take into account its size here, in order to allow
|
||||
for MEMORY overflow checking during link time. */
|
||||
. += __STACK_SIZE ;
|
||||
} > dmem
|
||||
/* Stabs debugging sections. */
|
||||
.stab 0 : { *(.stab) }
|
||||
.stabstr 0 : { *(.stabstr) }
|
||||
.stab.excl 0 : { *(.stab.excl) }
|
||||
.stab.exclstr 0 : { *(.stab.exclstr) }
|
||||
.stab.index 0 : { *(.stab.index) }
|
||||
.stab.indexstr 0 : { *(.stab.indexstr) }
|
||||
.comment 0 : { *(.comment) }
|
||||
.note.gnu.build-id : { *(.note.gnu.build-id) }
|
||||
/* DWARF debug sections.
|
||||
Symbols in the DWARF debugging sections are relative to the beginning
|
||||
of the section so we begin them at 0. */
|
||||
/* DWARF 1 */
|
||||
.debug 0 : { *(.debug) }
|
||||
.line 0 : { *(.line) }
|
||||
/* GNU DWARF 1 extensions */
|
||||
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
||||
.debug_sfnames 0 : { *(.debug_sfnames) }
|
||||
/* DWARF 1.1 and DWARF 2 */
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
/* DWARF 2 */
|
||||
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
||||
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||
.debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end) }
|
||||
.debug_frame 0 : { *(.debug_frame) }
|
||||
.debug_str 0 : { *(.debug_str) }
|
||||
.debug_loc 0 : { *(.debug_loc) }
|
||||
.debug_macinfo 0 : { *(.debug_macinfo) }
|
||||
/* SGI/MIPS DWARF 2 extensions */
|
||||
.debug_weaknames 0 : { *(.debug_weaknames) }
|
||||
.debug_funcnames 0 : { *(.debug_funcnames) }
|
||||
.debug_typenames 0 : { *(.debug_typenames) }
|
||||
.debug_varnames 0 : { *(.debug_varnames) }
|
||||
/* DWARF 3 */
|
||||
.debug_pubtypes 0 : { *(.debug_pubtypes) }
|
||||
.debug_ranges 0 : { *(.debug_ranges) }
|
||||
/* DWARF Extension. */
|
||||
.debug_macro 0 : { *(.debug_macro) }
|
||||
.debug_addr 0 : { *(.debug_addr) }
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -0,0 +1,37 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* outbyte.c -- outbyte function for simulator
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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 <unistd.h>
|
||||
#include <_ansi.h>
|
||||
|
||||
extern ssize_t _write(int fd, const void *b, size_t count);
|
||||
|
||||
void
|
||||
outbyte (char ch)
|
||||
{
|
||||
_write(STDOUT_FILENO, &ch, 1);
|
||||
}
|
||||
|
|
@ -0,0 +1,25 @@
|
|||
/* print.c -- print a string on the output device.
|
||||
*
|
||||
* Copyright (c) 1995, 1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include <unistd.h>
|
||||
#include "glue.h"
|
||||
|
||||
/*
|
||||
* print -- do a raw print of a string
|
||||
*/
|
||||
void
|
||||
_print (char *ptr)
|
||||
{
|
||||
_write(STDOUT_FILENO, ptr, strlen(ptr));
|
||||
}
|
||||
|
|
@ -0,0 +1,42 @@
|
|||
/* putnum.c -- put a hex number on the output device.
|
||||
*
|
||||
* Copyright (c) 1995, 1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include "glue.h"
|
||||
|
||||
extern void print (char *ptr);
|
||||
|
||||
/*
|
||||
* putnum -- print a 32 bit number in hex
|
||||
*/
|
||||
void
|
||||
_putnum (unsigned int num)
|
||||
{
|
||||
char buf[9];
|
||||
int cnt;
|
||||
char *ptr;
|
||||
int digit;
|
||||
|
||||
ptr = buf;
|
||||
for (cnt = 7 ; cnt >= 0 ; cnt--) {
|
||||
digit = (num >> (cnt * 4)) & 0xf;
|
||||
|
||||
if (digit <= 9)
|
||||
*ptr++ = (char) ('0' + digit);
|
||||
else
|
||||
*ptr++ = (char) ('a' - 10 + digit);
|
||||
}
|
||||
|
||||
*ptr = (char) 0;
|
||||
print (buf);
|
||||
}
|
||||
|
|
@ -0,0 +1,24 @@
|
|||
/* raise.c -- raise a signal for current process.
|
||||
*
|
||||
* Copyright (c) 1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include "glue.h"
|
||||
|
||||
extern int _kill (int, int);
|
||||
extern int _getpid(void);
|
||||
|
||||
int
|
||||
_raise (int sig)
|
||||
{
|
||||
return _kill (_getpid (), sig);
|
||||
}
|
||||
|
|
@ -0,0 +1,46 @@
|
|||
/* sbrk.c -- allocate memory dynamically.
|
||||
*
|
||||
* Copyright (c) 1995,1996,1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include <sys/types.h>
|
||||
#include <sys/stat.h>
|
||||
#include "glue.h"
|
||||
|
||||
extern char _heap_start[];
|
||||
extern void exit (int) __attribute ((__noreturn__));
|
||||
extern int _write (int, char *, int);
|
||||
|
||||
caddr_t
|
||||
_sbrk (size_t incr)
|
||||
{
|
||||
static char *heap_end;
|
||||
char *prev_heap_end;
|
||||
char *sp = (char *)&sp;
|
||||
|
||||
if (heap_end == 0)
|
||||
{
|
||||
heap_end = _heap_start;
|
||||
}
|
||||
prev_heap_end = heap_end;
|
||||
if (heap_end > sp)
|
||||
{
|
||||
_write (1, "Heap and stack collision\n", 25);
|
||||
#if 0 /* Calling abort brings in the signal handling code. */
|
||||
abort ();
|
||||
#else
|
||||
exit (1);
|
||||
#endif
|
||||
}
|
||||
heap_end += incr;
|
||||
return (caddr_t) prev_heap_end;
|
||||
}
|
||||
|
|
@ -0,0 +1,31 @@
|
|||
/* stat.c -- Get the status of a file.
|
||||
*
|
||||
* Copyright (c) 1995, 1999 Cygnus Support
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
#include <sys/stat.h>
|
||||
#include <errno.h>
|
||||
#include "glue.h"
|
||||
|
||||
#undef errno
|
||||
extern int errno;
|
||||
|
||||
/*
|
||||
* stat -- Since we have no file system, we just return an error.
|
||||
*/
|
||||
int
|
||||
_stat (const char *path, struct stat *buf)
|
||||
{
|
||||
errno = EIO;
|
||||
return (-1);
|
||||
}
|
||||
|
||||
|
|
@ -0,0 +1,78 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* syscalls.S -- PRU system calls code
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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 "newlib.h"
|
||||
|
||||
#include "syscall.h"
|
||||
|
||||
.extern _impure_ptr
|
||||
|
||||
/* Handle return from syscall. */
|
||||
.global __SC_ret
|
||||
.type __SC_ret,@function
|
||||
.func
|
||||
__SC_ret:
|
||||
/* Check for negative return code */
|
||||
qbbc __SC_ret_skip_errno_set, r14, 31
|
||||
|
||||
/* Invert return code and store to errno (first int in _impure_ptr). */
|
||||
rsb r14, r14, 0
|
||||
ldi32 r1, _impure_ptr
|
||||
sbbo r14, r1, 0, 4
|
||||
/* Return -1 (for both int32_t or int64_t). */
|
||||
fill r14, 8
|
||||
|
||||
__SC_ret_skip_errno_set:
|
||||
ret
|
||||
.endfunc
|
||||
|
||||
.macro SC fname, id
|
||||
.global \fname
|
||||
.type \fname,@function
|
||||
.func
|
||||
\fname:
|
||||
ldi r1, \id
|
||||
halt
|
||||
jmp __SC_ret
|
||||
.endfunc
|
||||
.endm
|
||||
|
||||
.text
|
||||
|
||||
/* Syscalls are used only by simulator. Real HW
|
||||
users use other methods for communicating with
|
||||
the host - remoteproc, rpmsg, shared memory. */
|
||||
SC _exit, SYS_exit
|
||||
SC _open, SYS_open
|
||||
SC _close, SYS_close
|
||||
SC _read, SYS_read
|
||||
SC _write, SYS_write
|
||||
SC _lseek, SYS_lseek
|
||||
SC _unlink, SYS_unlink
|
||||
SC _getpid, SYS_getpid
|
||||
SC _kill, SYS_kill
|
||||
SC _fstat, SYS_fstat
|
||||
|
|
@ -87,7 +87,7 @@ case "${target_optspace}:${host}" in
|
|||
yes:*)
|
||||
newlib_cflags="${newlib_cflags} -Os"
|
||||
;;
|
||||
:m32r-* | :d10v-* | :d30v-* | :avr-* | :m32c-* | :msp430*-* | :nds32* | :rl78-* )
|
||||
:m32r-* | :d10v-* | :d30v-* | :avr-* | :m32c-* | :msp430*-* | :nds32* | :pru-* | :rl78-* )
|
||||
newlib_cflags="${newlib_cflags} -Os"
|
||||
;;
|
||||
no:* | :*)
|
||||
|
|
@ -291,6 +291,14 @@ case "${host_cpu}" in
|
|||
powerpc*)
|
||||
machine_dir=powerpc
|
||||
;;
|
||||
pru*)
|
||||
newlib_cflags="${newlib_cflags} -DPREFER_SIZE_OVER_SPEED"
|
||||
newlib_cflags="${newlib_cflags} -DNO_EXEC"
|
||||
newlib_cflags="${newlib_cflags} -DSMALL_MEMORY"
|
||||
default_newlib_nano_malloc="yes"
|
||||
default_newlib_atexit_dynamic_alloc="no"
|
||||
machine_dir=pru
|
||||
;;
|
||||
riscv*)
|
||||
libm_machine_dir=riscv
|
||||
machine_dir=riscv
|
||||
|
|
@ -857,6 +865,10 @@ newlib_cflags="${newlib_cflags} -DCLOCK_PROVIDED -DMALLOC_PROVIDED -DEXIT_PROVID
|
|||
newlib_cflags="${newlib_cflags} -DHAVE_OPENDIR -DHAVE_RENAME -DHAVE_FCNTL -D_NO_POSIX_SPAWN"
|
||||
syscall_dir=syscalls
|
||||
;;
|
||||
pru*)
|
||||
syscall_dir=syscalls
|
||||
newlib_cflags="${newlib_cflags} -DSMALL_MEMORY -D_REENT_SMALL"
|
||||
;;
|
||||
riscv*-*-*)
|
||||
syscall_dir=syscalls
|
||||
;;
|
||||
|
|
|
|||
|
|
@ -409,6 +409,10 @@
|
|||
#define __SMALL_BITFIELDS /* 16 Bit INT */
|
||||
#endif
|
||||
|
||||
#ifdef __PRU__
|
||||
#define __IEEE_LITTLE_ENDIAN
|
||||
#endif
|
||||
|
||||
#ifdef __RL78__
|
||||
#define __IEEE_LITTLE_ENDIAN
|
||||
#define __SMALL_BITFIELDS /* 16 Bit INT */
|
||||
|
|
|
|||
|
|
@ -352,6 +352,11 @@ _BEGIN_STD_C
|
|||
#define _JBTYPE unsigned long
|
||||
#endif
|
||||
|
||||
#ifdef __PRU__
|
||||
#define _JBLEN 48
|
||||
#define _JBTYPE unsigned int
|
||||
#endif
|
||||
|
||||
#ifdef __RX__
|
||||
#define _JBLEN 0x44
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -827,6 +827,7 @@ nios2
|
|||
nvptx
|
||||
or1k
|
||||
powerpc
|
||||
pru
|
||||
rl78
|
||||
rx
|
||||
sh
|
||||
|
|
@ -11503,7 +11504,7 @@ else
|
|||
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
|
||||
lt_status=$lt_dlunknown
|
||||
cat > conftest.$ac_ext <<_LT_EOF
|
||||
#line 11506 "configure"
|
||||
#line 11507 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#if HAVE_DLFCN_H
|
||||
|
|
@ -11609,7 +11610,7 @@ else
|
|||
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
|
||||
lt_status=$lt_dlunknown
|
||||
cat > conftest.$ac_ext <<_LT_EOF
|
||||
#line 11612 "configure"
|
||||
#line 11613 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#if HAVE_DLFCN_H
|
||||
|
|
@ -11935,6 +11936,8 @@ subdirs="$subdirs a29k"
|
|||
or1k) subdirs="$subdirs or1k"
|
||||
;;
|
||||
powerpc) subdirs="$subdirs powerpc"
|
||||
;;
|
||||
pru) subdirs="$subdirs pru"
|
||||
;;
|
||||
rl78) subdirs="$subdirs rl78"
|
||||
;;
|
||||
|
|
|
|||
|
|
@ -65,6 +65,7 @@ if test -n "${machine_dir}"; then
|
|||
nvptx) AC_CONFIG_SUBDIRS(nvptx) ;;
|
||||
or1k) AC_CONFIG_SUBDIRS(or1k) ;;
|
||||
powerpc) AC_CONFIG_SUBDIRS(powerpc) ;;
|
||||
pru) AC_CONFIG_SUBDIRS(pru) ;;
|
||||
rl78) AC_CONFIG_SUBDIRS(rl78) ;;
|
||||
rx) AC_CONFIG_SUBDIRS(rx) ;;
|
||||
sh) AC_CONFIG_SUBDIRS(sh) ;;
|
||||
|
|
|
|||
|
|
@ -0,0 +1,16 @@
|
|||
## Process this file with automake to generate Makefile.in
|
||||
|
||||
AUTOMAKE_OPTIONS = cygnus
|
||||
|
||||
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
|
||||
|
||||
AM_CCASFLAGS = $(INCLUDES)
|
||||
|
||||
noinst_LIBRARIES = lib.a
|
||||
|
||||
lib_a_SOURCES = setjmp.s
|
||||
lib_a_CCASFLAGS=$(AM_CCASFLAGS)
|
||||
lib_a_CFLAGS=$(AM_CFLAGS)
|
||||
|
||||
ACLOCAL_AMFLAGS = -I ../../.. -I ../../../..
|
||||
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
|
||||
|
|
@ -0,0 +1,439 @@
|
|||
# Makefile.in generated by automake 1.11.6 from Makefile.am.
|
||||
# @configure_input@
|
||||
|
||||
# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
|
||||
# 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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.
|
||||
|
||||
@SET_MAKE@
|
||||
|
||||
VPATH = @srcdir@
|
||||
am__make_dryrun = \
|
||||
{ \
|
||||
am__dry=no; \
|
||||
case $$MAKEFLAGS in \
|
||||
*\\[\ \ ]*) \
|
||||
echo 'am--echo: ; @echo "AM" OK' | $(MAKE) -f - 2>/dev/null \
|
||||
| grep '^AM OK$$' >/dev/null || am__dry=yes;; \
|
||||
*) \
|
||||
for am__flg in $$MAKEFLAGS; do \
|
||||
case $$am__flg in \
|
||||
*=*|--*) ;; \
|
||||
*n*) am__dry=yes; break;; \
|
||||
esac; \
|
||||
done;; \
|
||||
esac; \
|
||||
test $$am__dry = yes; \
|
||||
}
|
||||
pkgdatadir = $(datadir)/@PACKAGE@
|
||||
pkgincludedir = $(includedir)/@PACKAGE@
|
||||
pkglibdir = $(libdir)/@PACKAGE@
|
||||
pkglibexecdir = $(libexecdir)/@PACKAGE@
|
||||
am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
|
||||
install_sh_DATA = $(install_sh) -c -m 644
|
||||
install_sh_PROGRAM = $(install_sh) -c
|
||||
install_sh_SCRIPT = $(install_sh) -c
|
||||
INSTALL_HEADER = $(INSTALL_DATA)
|
||||
transform = $(program_transform_name)
|
||||
NORMAL_INSTALL = :
|
||||
PRE_INSTALL = :
|
||||
POST_INSTALL = :
|
||||
NORMAL_UNINSTALL = :
|
||||
PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
subdir = .
|
||||
DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
|
||||
$(top_srcdir)/configure $(am__configure_deps) \
|
||||
$(srcdir)/../../../../mkinstalldirs
|
||||
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
||||
am__aclocal_m4_deps = $(top_srcdir)/../../../acinclude.m4 \
|
||||
$(top_srcdir)/configure.in
|
||||
am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
|
||||
$(ACLOCAL_M4)
|
||||
am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
|
||||
configure.lineno config.status.lineno
|
||||
mkinstalldirs = $(SHELL) $(top_srcdir)/../../../../mkinstalldirs
|
||||
CONFIG_CLEAN_FILES =
|
||||
CONFIG_CLEAN_VPATH_FILES =
|
||||
LIBRARIES = $(noinst_LIBRARIES)
|
||||
ARFLAGS = cru
|
||||
lib_a_AR = $(AR) $(ARFLAGS)
|
||||
lib_a_LIBADD =
|
||||
am_lib_a_OBJECTS = lib_a-setjmp.$(OBJEXT)
|
||||
lib_a_OBJECTS = $(am_lib_a_OBJECTS)
|
||||
DEFAULT_INCLUDES = -I.@am__isrc@
|
||||
depcomp =
|
||||
am__depfiles_maybe =
|
||||
CCASCOMPILE = $(CCAS) $(AM_CCASFLAGS) $(CCASFLAGS)
|
||||
COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
|
||||
$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
|
||||
CCLD = $(CC)
|
||||
LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
|
||||
SOURCES = $(lib_a_SOURCES)
|
||||
am__can_run_installinfo = \
|
||||
case $$AM_UPDATE_INFO_DIR in \
|
||||
n|no|NO) false;; \
|
||||
*) (install-info --version) >/dev/null 2>&1;; \
|
||||
esac
|
||||
ETAGS = etags
|
||||
CTAGS = ctags
|
||||
ACLOCAL = @ACLOCAL@
|
||||
AMTAR = @AMTAR@
|
||||
AR = @AR@
|
||||
AS = @AS@
|
||||
AUTOCONF = @AUTOCONF@
|
||||
AUTOHEADER = @AUTOHEADER@
|
||||
AUTOMAKE = @AUTOMAKE@
|
||||
AWK = @AWK@
|
||||
CC = @CC@
|
||||
CCAS = @CCAS@
|
||||
CCASFLAGS = @CCASFLAGS@
|
||||
CCDEPMODE = @CCDEPMODE@
|
||||
CYGPATH_W = @CYGPATH_W@
|
||||
DEFS = @DEFS@
|
||||
DEPDIR = @DEPDIR@
|
||||
ECHO_C = @ECHO_C@
|
||||
ECHO_N = @ECHO_N@
|
||||
ECHO_T = @ECHO_T@
|
||||
INSTALL = @INSTALL@
|
||||
INSTALL_DATA = @INSTALL_DATA@
|
||||
INSTALL_PROGRAM = @INSTALL_PROGRAM@
|
||||
INSTALL_SCRIPT = @INSTALL_SCRIPT@
|
||||
INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
|
||||
LDFLAGS = @LDFLAGS@
|
||||
LIBOBJS = @LIBOBJS@
|
||||
LIBS = @LIBS@
|
||||
LTLIBOBJS = @LTLIBOBJS@
|
||||
MAINT = @MAINT@
|
||||
MAKEINFO = @MAKEINFO@
|
||||
MKDIR_P = @MKDIR_P@
|
||||
NEWLIB_CFLAGS = @NEWLIB_CFLAGS@
|
||||
NO_INCLUDE_LIST = @NO_INCLUDE_LIST@
|
||||
OBJEXT = @OBJEXT@
|
||||
PACKAGE = @PACKAGE@
|
||||
PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
|
||||
PACKAGE_NAME = @PACKAGE_NAME@
|
||||
PACKAGE_STRING = @PACKAGE_STRING@
|
||||
PACKAGE_TARNAME = @PACKAGE_TARNAME@
|
||||
PACKAGE_URL = @PACKAGE_URL@
|
||||
PACKAGE_VERSION = @PACKAGE_VERSION@
|
||||
PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
RANLIB = @RANLIB@
|
||||
READELF = @READELF@
|
||||
SET_MAKE = @SET_MAKE@
|
||||
SHELL = @SHELL@
|
||||
STRIP = @STRIP@
|
||||
VERSION = @VERSION@
|
||||
abs_builddir = @abs_builddir@
|
||||
abs_srcdir = @abs_srcdir@
|
||||
abs_top_builddir = @abs_top_builddir@
|
||||
abs_top_srcdir = @abs_top_srcdir@
|
||||
aext = @aext@
|
||||
am__include = @am__include@
|
||||
am__leading_dot = @am__leading_dot@
|
||||
am__quote = @am__quote@
|
||||
am__tar = @am__tar@
|
||||
am__untar = @am__untar@
|
||||
bindir = @bindir@
|
||||
build = @build@
|
||||
build_alias = @build_alias@
|
||||
build_cpu = @build_cpu@
|
||||
build_os = @build_os@
|
||||
build_vendor = @build_vendor@
|
||||
builddir = @builddir@
|
||||
datadir = @datadir@
|
||||
datarootdir = @datarootdir@
|
||||
docdir = @docdir@
|
||||
dvidir = @dvidir@
|
||||
exec_prefix = @exec_prefix@
|
||||
host = @host@
|
||||
host_alias = @host_alias@
|
||||
host_cpu = @host_cpu@
|
||||
host_os = @host_os@
|
||||
host_vendor = @host_vendor@
|
||||
htmldir = @htmldir@
|
||||
includedir = @includedir@
|
||||
infodir = @infodir@
|
||||
install_sh = @install_sh@
|
||||
libdir = @libdir@
|
||||
libexecdir = @libexecdir@
|
||||
libm_machine_dir = @libm_machine_dir@
|
||||
localedir = @localedir@
|
||||
localstatedir = @localstatedir@
|
||||
lpfx = @lpfx@
|
||||
machine_dir = @machine_dir@
|
||||
mandir = @mandir@
|
||||
mkdir_p = @mkdir_p@
|
||||
newlib_basedir = @newlib_basedir@
|
||||
oext = @oext@
|
||||
oldincludedir = @oldincludedir@
|
||||
pdfdir = @pdfdir@
|
||||
prefix = @prefix@
|
||||
program_transform_name = @program_transform_name@
|
||||
psdir = @psdir@
|
||||
sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sys_dir = @sys_dir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target_alias = @target_alias@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
AUTOMAKE_OPTIONS = cygnus
|
||||
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
|
||||
AM_CCASFLAGS = $(INCLUDES)
|
||||
noinst_LIBRARIES = lib.a
|
||||
lib_a_SOURCES = setjmp.s
|
||||
lib_a_CCASFLAGS = $(AM_CCASFLAGS)
|
||||
lib_a_CFLAGS = $(AM_CFLAGS)
|
||||
ACLOCAL_AMFLAGS = -I ../../.. -I ../../../..
|
||||
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
|
||||
all: all-am
|
||||
|
||||
.SUFFIXES:
|
||||
.SUFFIXES: .o .obj .s
|
||||
am--refresh: Makefile
|
||||
@:
|
||||
$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am $(am__configure_deps)
|
||||
@for dep in $?; do \
|
||||
case '$(am__configure_deps)' in \
|
||||
*$$dep*) \
|
||||
echo ' cd $(srcdir) && $(AUTOMAKE) --cygnus'; \
|
||||
$(am__cd) $(srcdir) && $(AUTOMAKE) --cygnus \
|
||||
&& exit 0; \
|
||||
exit 1;; \
|
||||
esac; \
|
||||
done; \
|
||||
echo ' cd $(top_srcdir) && $(AUTOMAKE) --cygnus Makefile'; \
|
||||
$(am__cd) $(top_srcdir) && \
|
||||
$(AUTOMAKE) --cygnus Makefile
|
||||
.PRECIOUS: Makefile
|
||||
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
|
||||
@case '$?' in \
|
||||
*config.status*) \
|
||||
echo ' $(SHELL) ./config.status'; \
|
||||
$(SHELL) ./config.status;; \
|
||||
*) \
|
||||
echo ' cd $(top_builddir) && $(SHELL) ./config.status $@ $(am__depfiles_maybe)'; \
|
||||
cd $(top_builddir) && $(SHELL) ./config.status $@ $(am__depfiles_maybe);; \
|
||||
esac;
|
||||
|
||||
$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
|
||||
$(SHELL) ./config.status --recheck
|
||||
|
||||
$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
|
||||
$(am__cd) $(srcdir) && $(AUTOCONF)
|
||||
$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
|
||||
$(am__cd) $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS)
|
||||
$(am__aclocal_m4_deps):
|
||||
|
||||
clean-noinstLIBRARIES:
|
||||
-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
|
||||
lib.a: $(lib_a_OBJECTS) $(lib_a_DEPENDENCIES) $(EXTRA_lib_a_DEPENDENCIES)
|
||||
-rm -f lib.a
|
||||
$(lib_a_AR) lib.a $(lib_a_OBJECTS) $(lib_a_LIBADD)
|
||||
$(RANLIB) lib.a
|
||||
|
||||
mostlyclean-compile:
|
||||
-rm -f *.$(OBJEXT)
|
||||
|
||||
distclean-compile:
|
||||
-rm -f *.tab.c
|
||||
|
||||
.s.o:
|
||||
$(CCASCOMPILE) -c -o $@ $<
|
||||
|
||||
.s.obj:
|
||||
$(CCASCOMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
|
||||
|
||||
lib_a-setjmp.o: setjmp.s
|
||||
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-setjmp.o `test -f 'setjmp.s' || echo '$(srcdir)/'`setjmp.s
|
||||
|
||||
lib_a-setjmp.obj: setjmp.s
|
||||
$(CCAS) $(lib_a_CCASFLAGS) $(CCASFLAGS) -c -o lib_a-setjmp.obj `if test -f 'setjmp.s'; then $(CYGPATH_W) 'setjmp.s'; else $(CYGPATH_W) '$(srcdir)/setjmp.s'; fi`
|
||||
|
||||
ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
|
||||
list='$(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[$$0] = 1; nonempty = 1; } \
|
||||
END { if (nonempty) { for (i in files) print i; }; }'`; \
|
||||
mkid -fID $$unique
|
||||
tags: TAGS
|
||||
|
||||
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/pru 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 +1,45 @@
|
|||
/* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
|
||||
*
|
||||
* Copyright (c) 2018-2019 Dimitar Dimitrov <dimitar@dinux.eu>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR 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.
|
||||
*/
|
||||
.section .text
|
||||
.align 3
|
||||
.globl setjmp
|
||||
.type setjmp,@function
|
||||
.globl longjmp
|
||||
.type longjmp,@function
|
||||
|
||||
|
||||
setjmp:
|
||||
sbbo r2, r14, 0, 4*12 /* SP, RA, FP, r5-r13 */
|
||||
ldi r14, 0
|
||||
ret
|
||||
|
||||
longjmp:
|
||||
lbbo r2, r14, 0, 4*12 /* SP, RA, FP, r5-r13 */
|
||||
mov r14, r15 /* copy second arg to return location */
|
||||
qbne 1f, r14, 0 /* per stdC, we cannot return 0 */
|
||||
ldi r14, 1
|
||||
1:
|
||||
ret
|
||||
Loading…
Reference in New Issue