initial pic32 port, minus crt0.S
This commit is contained in:
Fish
parent
83bbd98278
commit
0bb849aa8c
11 changed files with 3969 additions and 0 deletions
7
.gitattributes
vendored
7
.gitattributes
vendored
|
|
@ -832,6 +832,13 @@ newlib/libgloss/pa/test.c -text
|
|||
newlib/libgloss/pa/w89k-io.c -text
|
||||
newlib/libgloss/pa/w89k.h -text
|
||||
newlib/libgloss/pa/w89k.ld -text
|
||||
newlib/libgloss/pic32mx/Makefile.in -text
|
||||
newlib/libgloss/pic32mx/aclocal.m4 -text
|
||||
newlib/libgloss/pic32mx/configure -text
|
||||
newlib/libgloss/pic32mx/configure.in -text
|
||||
newlib/libgloss/pic32mx/regs.S -text
|
||||
newlib/libgloss/pic32mx/syscalls.c -text
|
||||
newlib/libgloss/pic32mx/test.c -text
|
||||
newlib/libgloss/print.c -text
|
||||
newlib/libgloss/putnum.c -text
|
||||
newlib/libgloss/read.c -text
|
||||
|
|
|
|||
4
newlib/config.sub
vendored
4
newlib/config.sub
vendored
|
|
@ -894,6 +894,10 @@ case $basic_machine in
|
|||
pentium4-*)
|
||||
basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
|
||||
;;
|
||||
pic32mx)
|
||||
basic_machine=pic32mx-mchp
|
||||
os=-elf
|
||||
;;
|
||||
pn)
|
||||
basic_machine=pn-gould
|
||||
;;
|
||||
|
|
|
|||
|
|
@ -65,6 +65,10 @@ case "${target}" in
|
|||
AC_CONFIG_SUBDIRS(mips)
|
||||
config_testsuite=true
|
||||
;;
|
||||
pic32mx*-*-*)
|
||||
AC_CONFIG_SUBDIRS(pic32mx)
|
||||
config_testsuite=false
|
||||
;;
|
||||
powerpc-*-*|powerpcle-*-*)
|
||||
AC_CONFIG_SUBDIRS(rs6000)
|
||||
config_testsuite=true
|
||||
|
|
|
|||
136
newlib/libgloss/pic32mx/Makefile.in
Normal file
136
newlib/libgloss/pic32mx/Makefile.in
Normal file
|
|
@ -0,0 +1,136 @@
|
|||
# Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000 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.
|
||||
|
||||
DESTDIR =
|
||||
VPATH = @srcdir@
|
||||
srcdir = @srcdir@
|
||||
objdir = .
|
||||
srcroot = $(srcdir)/../..
|
||||
objroot = $(objdir)/../..
|
||||
|
||||
prefix = @prefix@
|
||||
exec_prefix = @exec_prefix@
|
||||
|
||||
host_alias = @host_alias@
|
||||
target_alias = @target_alias@
|
||||
program_transform_name = @program_transform_name@
|
||||
|
||||
bindir = @bindir@
|
||||
libdir = @libdir@
|
||||
tooldir = $(exec_prefix)/$(target_alias)
|
||||
|
||||
# Multilib support variables.
|
||||
# TOP is used instead of MULTI{BUILD,SRC}TOP.
|
||||
MULTIDIRS =
|
||||
MULTISUBDIR =
|
||||
MULTIDO = true
|
||||
MULTICLEAN = true
|
||||
|
||||
INSTALL = @INSTALL@
|
||||
INSTALL_PROGRAM = @INSTALL_PROGRAM@
|
||||
INSTALL_DATA = @INSTALL_DATA@
|
||||
|
||||
SHELL = /bin/sh
|
||||
|
||||
CC = @CC@
|
||||
|
||||
#AS = @AS@
|
||||
AS = `if [ -f ${objroot}/../gas/as.new ] ; \
|
||||
then echo ${objroot}/../gas/as.new ; \
|
||||
else echo as ; fi`
|
||||
|
||||
AR = @AR@
|
||||
|
||||
#LD = @LD@
|
||||
LD = `if [ -f ${objroot}/../ld/ld.new ] ; \
|
||||
then echo ${objroot}/../ld/ld.new ; \
|
||||
else echo ld ; fi`
|
||||
|
||||
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`
|
||||
|
||||
CRT0 = @crt0@
|
||||
GENOBJS = syscalls.o fstat.o getpid.o isatty.o kill.o \
|
||||
lseek.o print.o putnum.o stat.o unlink.o
|
||||
GENOBJS2 = open.o close.o read.o write.o
|
||||
|
||||
CFLAGS = -g
|
||||
|
||||
GCC_LDFLAGS = `if [ -d ${objroot}/../gcc ] ; \
|
||||
then echo -L${objroot}/../gcc ; fi`
|
||||
|
||||
SCRIPTS = @script_list@
|
||||
BSP = @bsp_list@
|
||||
|
||||
PART_SPECIFIC_DEFINES = @part_specific_defines@
|
||||
|
||||
# Host specific makefile fragment comes in here.
|
||||
@host_makefile_frag@
|
||||
|
||||
#
|
||||
# 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.
|
||||
#
|
||||
|
||||
all: ${CRT0} test.o ${BSP}
|
||||
|
||||
#
|
||||
# here's where we build the board support packages for each target
|
||||
#
|
||||
|
||||
# compile a fully linked binary. The -Wl,-T*.ld is for the linker
|
||||
# script. By using -Wl, the linker script is put on the proper place
|
||||
# in the comand line for ld, and all the symbols will get fully
|
||||
# resolved.
|
||||
|
||||
doc:
|
||||
|
||||
clean mostlyclean:
|
||||
rm -f a.out core *.i *~ *.o *-test *.srec *.dis *.map *.x
|
||||
|
||||
distclean maintainer-clean realclean: clean
|
||||
rm -f Makefile config.status a.out
|
||||
|
||||
.PHONY: install info install-info clean-info
|
||||
install:
|
||||
@for file in $(CRT0) $(BSP); do \
|
||||
$(INSTALL_DATA) $${file} $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}; \
|
||||
done
|
||||
@for script in ${SCRIPTS}; do\
|
||||
$(INSTALL_DATA) ${srcdir}/$${script}.ld $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$${script}.ld; \
|
||||
done
|
||||
|
||||
info:
|
||||
install-info:
|
||||
clean-info:
|
||||
|
||||
test.o: ${srcdir}/test.c
|
||||
|
||||
# these are for the BSPs
|
||||
crt0.o: ${srcdir}/crt0.S
|
||||
|
||||
syscalls.o: ${srcdir}/syscalls.c
|
||||
|
||||
# target specific makefile fragment comes in here.
|
||||
@target_makefile_frag@
|
||||
|
||||
Makefile: Makefile.in config.status @host_makefile_frag_path@ @target_makefile_frag_path@
|
||||
$(SHELL) config.status
|
||||
|
||||
config.status: configure
|
||||
$(SHELL) config.status --recheck
|
||||
344
newlib/libgloss/pic32mx/aclocal.m4
vendored
Normal file
344
newlib/libgloss/pic32mx/aclocal.m4
vendored
Normal file
|
|
@ -0,0 +1,344 @@
|
|||
# generated automatically by aclocal 1.9.5 -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
|
||||
# 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.
|
||||
|
||||
# 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.
|
||||
|
||||
# AM_CONDITIONAL -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 1997, 2000, 2001, 2003, 2004, 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 7
|
||||
|
||||
# AM_CONDITIONAL(NAME, SHELL-CONDITION)
|
||||
# -------------------------------------
|
||||
# Define a conditional.
|
||||
AC_DEFUN([AM_CONDITIONAL],
|
||||
[AC_PREREQ(2.52)dnl
|
||||
ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
|
||||
[$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
|
||||
AC_SUBST([$1_TRUE])
|
||||
AC_SUBST([$1_FALSE])
|
||||
if $2; then
|
||||
$1_TRUE=
|
||||
$1_FALSE='#'
|
||||
else
|
||||
$1_TRUE='#'
|
||||
$1_FALSE=
|
||||
fi
|
||||
AC_CONFIG_COMMANDS_PRE(
|
||||
[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
|
||||
AC_MSG_ERROR([[conditional "$1" was never defined.
|
||||
Usually this means the macro was only invoked conditionally.]])
|
||||
fi])])
|
||||
|
||||
|
||||
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 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 8
|
||||
|
||||
# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
|
||||
# written in clear, in which case automake, when reading aclocal.m4,
|
||||
# will think it sees a *use*, and therefore will trigger all it's
|
||||
# C support machinery. Also note that it means that autoscan, seeing
|
||||
# CC etc. in the Makefile, will ask for an AC_PROG_CC use...
|
||||
|
||||
|
||||
# _AM_DEPENDENCIES(NAME)
|
||||
# ----------------------
|
||||
# See how the compiler implements dependency checking.
|
||||
# NAME is "CC", "CXX", "GCJ", or "OBJC".
|
||||
# We try a few techniques and use that to set a single cache variable.
|
||||
#
|
||||
# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
|
||||
# modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
|
||||
# dependency, and given that the user is not expected to run this macro,
|
||||
# just rely on AC_PROG_CC.
|
||||
AC_DEFUN([_AM_DEPENDENCIES],
|
||||
[AC_REQUIRE([AM_SET_DEPDIR])dnl
|
||||
AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
|
||||
AC_REQUIRE([AM_MAKE_INCLUDE])dnl
|
||||
AC_REQUIRE([AM_DEP_TRACK])dnl
|
||||
|
||||
ifelse([$1], CC, [depcc="$CC" am_compiler_list=],
|
||||
[$1], CXX, [depcc="$CXX" am_compiler_list=],
|
||||
[$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
|
||||
[$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
|
||||
[depcc="$$1" am_compiler_list=])
|
||||
|
||||
AC_CACHE_CHECK([dependency style of $depcc],
|
||||
[am_cv_$1_dependencies_compiler_type],
|
||||
[if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
|
||||
# We make a subdir and do the tests there. Otherwise we can end up
|
||||
# making bogus files that we don't know about and never remove. For
|
||||
# instance it was reported that on HP-UX the gcc test will end up
|
||||
# making a dummy file named `D' -- because `-MD' means `put the output
|
||||
# in D'.
|
||||
mkdir conftest.dir
|
||||
# Copy depcomp to subdir because otherwise we won't find it if we're
|
||||
# using a relative directory.
|
||||
cp "$am_depcomp" conftest.dir
|
||||
cd conftest.dir
|
||||
# We will build objects and dependencies in a subdirectory because
|
||||
# it helps to detect inapplicable dependency modes. For instance
|
||||
# both Tru64's cc and ICC support -MD to output dependencies as a
|
||||
# side effect of compilation, but ICC will put the dependencies in
|
||||
# the current directory while Tru64 will put them in the object
|
||||
# directory.
|
||||
mkdir sub
|
||||
|
||||
am_cv_$1_dependencies_compiler_type=none
|
||||
if test "$am_compiler_list" = ""; then
|
||||
am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
|
||||
fi
|
||||
for depmode in $am_compiler_list; do
|
||||
# Setup a source with many dependencies, because some compilers
|
||||
# like to wrap large dependency lists on column 80 (with \), and
|
||||
# we should not choose a depcomp mode which is confused by this.
|
||||
#
|
||||
# We need to recreate these files for each test, as the compiler may
|
||||
# overwrite some of them when testing with obscure command lines.
|
||||
# This happens at least with the AIX C compiler.
|
||||
: > sub/conftest.c
|
||||
for i in 1 2 3 4 5 6; do
|
||||
echo '#include "conftst'$i'.h"' >> sub/conftest.c
|
||||
# Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
|
||||
# Solaris 8's {/usr,}/bin/sh.
|
||||
touch sub/conftst$i.h
|
||||
done
|
||||
echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
|
||||
|
||||
case $depmode in
|
||||
nosideeffect)
|
||||
# after this tag, mechanisms are not by side-effect, so they'll
|
||||
# only be used when explicitly requested
|
||||
if test "x$enable_dependency_tracking" = xyes; then
|
||||
continue
|
||||
else
|
||||
break
|
||||
fi
|
||||
;;
|
||||
none) break ;;
|
||||
esac
|
||||
# We check with `-c' and `-o' for the sake of the "dashmstdout"
|
||||
# mode. It turns out that the SunPro C++ compiler does not properly
|
||||
# handle `-M -o', and we need to detect this.
|
||||
if depmode=$depmode \
|
||||
source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
|
||||
depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
|
||||
$SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c \
|
||||
>/dev/null 2>conftest.err &&
|
||||
grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
|
||||
grep sub/conftest.${OBJEXT-o} sub/conftest.Po > /dev/null 2>&1 &&
|
||||
${MAKE-make} -s -f confmf > /dev/null 2>&1; then
|
||||
# icc doesn't choke on unknown options, it will just issue warnings
|
||||
# or remarks (even with -Werror). So we grep stderr for any message
|
||||
# that says an option was ignored or not supported.
|
||||
# When given -MP, icc 7.0 and 7.1 complain thusly:
|
||||
# icc: Command line warning: ignoring option '-M'; no argument required
|
||||
# The diagnosis changed in icc 8.0:
|
||||
# icc: Command line remark: option '-MP' not supported
|
||||
if (grep 'ignoring option' conftest.err ||
|
||||
grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
|
||||
am_cv_$1_dependencies_compiler_type=$depmode
|
||||
break
|
||||
fi
|
||||
fi
|
||||
done
|
||||
|
||||
cd ..
|
||||
rm -rf conftest.dir
|
||||
else
|
||||
am_cv_$1_dependencies_compiler_type=none
|
||||
fi
|
||||
])
|
||||
AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
|
||||
AM_CONDITIONAL([am__fastdep$1], [
|
||||
test "x$enable_dependency_tracking" != xno \
|
||||
&& test "$am_cv_$1_dependencies_compiler_type" = gcc3])
|
||||
])
|
||||
|
||||
|
||||
# AM_SET_DEPDIR
|
||||
# -------------
|
||||
# Choose a directory name for dependency files.
|
||||
# This macro is AC_REQUIREd in _AM_DEPENDENCIES
|
||||
AC_DEFUN([AM_SET_DEPDIR],
|
||||
[AC_REQUIRE([AM_SET_LEADING_DOT])dnl
|
||||
AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
|
||||
])
|
||||
|
||||
|
||||
# AM_DEP_TRACK
|
||||
# ------------
|
||||
AC_DEFUN([AM_DEP_TRACK],
|
||||
[AC_ARG_ENABLE(dependency-tracking,
|
||||
[ --disable-dependency-tracking speeds up one-time build
|
||||
--enable-dependency-tracking do not reject slow dependency extractors])
|
||||
if test "x$enable_dependency_tracking" != xno; then
|
||||
am_depcomp="$ac_aux_dir/depcomp"
|
||||
AMDEPBACKSLASH='\'
|
||||
fi
|
||||
AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
|
||||
AC_SUBST([AMDEPBACKSLASH])
|
||||
])
|
||||
|
||||
# Generate code to set up dependency tracking. -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 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 3
|
||||
|
||||
# _AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||
# ------------------------------
|
||||
AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||
[for mf in $CONFIG_FILES; do
|
||||
# Strip MF so we end up with the name of the file.
|
||||
mf=`echo "$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.
|
||||
# So let's grep whole file.
|
||||
if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
|
||||
dirpart=`AS_DIRNAME("$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="$ac_aux_dir"])
|
||||
])
|
||||
|
||||
# Copyright (C) 2003, 2005 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 2
|
||||
|
||||
# Check whether the underlying file-system supports filenames
|
||||
# with a leading dot. For instance MS-DOS doesn't.
|
||||
AC_DEFUN([AM_SET_LEADING_DOT],
|
||||
[rm -rf .tst 2>/dev/null
|
||||
mkdir .tst 2>/dev/null
|
||||
if test -d .tst; then
|
||||
am__leading_dot=.
|
||||
else
|
||||
am__leading_dot=_
|
||||
fi
|
||||
rmdir .tst 2>/dev/null
|
||||
AC_SUBST([am__leading_dot])])
|
||||
|
||||
# Check to see how 'make' treats includes. -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 3
|
||||
|
||||
# AM_MAKE_INCLUDE()
|
||||
# -----------------
|
||||
# Check to see how make treats includes.
|
||||
AC_DEFUN([AM_MAKE_INCLUDE],
|
||||
[am_make=${MAKE-make}
|
||||
cat > confinc << 'END'
|
||||
am__doit:
|
||||
@echo done
|
||||
.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 $am_make])
|
||||
am__include="#"
|
||||
am__quote=
|
||||
_am_result=none
|
||||
# First try GNU make style include.
|
||||
echo "include confinc" > confmf
|
||||
# We grep out `Entering directory' and `Leaving directory'
|
||||
# messages which can occur if `w' ends up in MAKEFLAGS.
|
||||
# In particular we don't look at `^make:' because GNU make might
|
||||
# be invoked under some other name (usually "gmake"), in which
|
||||
# case it prints its new name instead of `make'.
|
||||
if test "`$am_make -s -f confmf 2> /dev/null | grep -v 'ing directory'`" = "done"; then
|
||||
am__include=include
|
||||
am__quote=
|
||||
_am_result=GNU
|
||||
fi
|
||||
# Now try BSD make style include.
|
||||
if test "$am__include" = "#"; then
|
||||
echo '.include "confinc"' > confmf
|
||||
if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then
|
||||
am__include=.include
|
||||
am__quote="\""
|
||||
_am_result=BSD
|
||||
fi
|
||||
fi
|
||||
AC_SUBST([am__include])
|
||||
AC_SUBST([am__quote])
|
||||
AC_MSG_RESULT([$_am_result])
|
||||
rm -f confinc confmf
|
||||
])
|
||||
|
||||
m4_include([../acinclude.m4])
|
||||
3167
newlib/libgloss/pic32mx/configure
vendored
Executable file
3167
newlib/libgloss/pic32mx/configure
vendored
Executable file
File diff suppressed because it is too large
Load diff
90
newlib/libgloss/pic32mx/configure.in
Normal file
90
newlib/libgloss/pic32mx/configure.in
Normal file
|
|
@ -0,0 +1,90 @@
|
|||
# Copyright (c) 1995, 1996, 1997, 1998, 1999, 2000, 2002 Cygnus Support
|
||||
#
|
||||
# The authors hereby grant permission to use, copy, modify, distribute,
|
||||
# and license this software and its documentation for any purpose, provided
|
||||
# that existing copyright notices are retained in all copies and that this
|
||||
# notice is included verbatim in any distributions. No written agreement,
|
||||
# license, or royalty fee is required for any of the authorized uses.
|
||||
# Modifications to this software may be copyrighted by their authors
|
||||
# and need not follow the licensing terms described here, provided that
|
||||
# the new terms are clearly indicated on the first page of each file where
|
||||
# they apply.
|
||||
#
|
||||
# Process this file with autoconf to produce a configure script.
|
||||
#
|
||||
AC_PREREQ(2.59)
|
||||
AC_INIT(crt0.S)
|
||||
|
||||
if test "${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=${LD-ld}
|
||||
AC_SUBST(LD)
|
||||
AC_PROG_RANLIB
|
||||
LIB_AM_PROG_AS
|
||||
|
||||
crt0=crt0.o
|
||||
pcrt0=pcrt0.o
|
||||
|
||||
case "${target}" in
|
||||
*)
|
||||
crt0="crt0.o"
|
||||
part_specific_obj=
|
||||
part_specific_defines=
|
||||
script_list=
|
||||
bsp_list=
|
||||
;;
|
||||
esac
|
||||
|
||||
host_makefile_frag=${srcdir}/../config/default.mh
|
||||
target_makefile_frag=${srcdir}/../config/mips.mt
|
||||
|
||||
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=$host_makefile_frag
|
||||
AC_SUBST(host_makefile_frag_path)
|
||||
AC_SUBST_FILE(host_makefile_frag)
|
||||
target_makefile_frag_path=$target_makefile_frag
|
||||
AC_SUBST(target_makefile_frag_path)
|
||||
AC_SUBST_FILE(target_makefile_frag)
|
||||
AC_SUBST(part_specific_obj)
|
||||
AC_SUBST(part_specific_defines)
|
||||
AC_SUBST(script_list)
|
||||
AC_SUBST(bsp_list)
|
||||
AC_SUBST(crt0)
|
||||
AC_SUBST(pcrt0)
|
||||
|
||||
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
|
||||
156
newlib/libgloss/pic32mx/regs.S
Normal file
156
newlib/libgloss/pic32mx/regs.S
Normal file
|
|
@ -0,0 +1,156 @@
|
|||
/*
|
||||
* regs.S -- standard MIPS register names.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/* Standard MIPS register names: */
|
||||
#define zero $0
|
||||
#define z0 $0
|
||||
#define v0 $2
|
||||
#define v1 $3
|
||||
#define a0 $4
|
||||
#define a1 $5
|
||||
#define a2 $6
|
||||
#define a3 $7
|
||||
#define t0 $8
|
||||
#define t1 $9
|
||||
#define t2 $10
|
||||
#define t3 $11
|
||||
#define t4 $12
|
||||
#define t5 $13
|
||||
#define t6 $14
|
||||
#define t7 $15
|
||||
#define s0 $16
|
||||
#define s1 $17
|
||||
#define s2 $18
|
||||
#define s3 $19
|
||||
#define s4 $20
|
||||
#define s5 $21
|
||||
#define s6 $22
|
||||
#define s7 $23
|
||||
#define t8 $24
|
||||
#define t9 $25
|
||||
#define k0 $26 /* kernel private register 0 */
|
||||
#define k1 $27 /* kernel private register 1 */
|
||||
#define gp $28 /* global data pointer */
|
||||
#define sp $29 /* stack-pointer */
|
||||
#define fp $30 /* frame-pointer */
|
||||
#define ra $31 /* return address */
|
||||
#define pc $pc /* pc, used on mips16 */
|
||||
|
||||
#define fp0 $f0
|
||||
#define fp1 $f1
|
||||
|
||||
/* Useful memory constants: */
|
||||
#ifndef __mips64
|
||||
#define K0BASE 0x80000000
|
||||
#define K1BASE 0xA0000000
|
||||
#define K0BASE_ADDR ((char *)K0BASE)
|
||||
#define K1BASE_ADDR ((char *)K1BASE)
|
||||
#else
|
||||
#define K0BASE 0xFFFFFFFF80000000
|
||||
#define K1BASE 0xFFFFFFFFA0000000
|
||||
#define K0BASE_ADDR ((char *)0xFFFFFFFF80000000LL)
|
||||
#define K1BASE_ADDR ((char *)0xFFFFFFFFA0000000LL)
|
||||
#endif
|
||||
|
||||
#define PHYS_TO_K1(a) ((unsigned)(a) | K1BASE)
|
||||
|
||||
/* Standard Co-Processor 0 registers */
|
||||
#define C0_COUNT $9 /* Count Register */
|
||||
#define C0_SR $12 /* Status Register */
|
||||
#define C0_CAUSE $13 /* last exception description */
|
||||
#define C0_EPC $14 /* Exception error address */
|
||||
#define C0_PRID $15 /* Processor Revision ID */
|
||||
#define C0_CONFIG $16 /* CPU configuration */
|
||||
|
||||
/* Standard Processor Revision ID Register field offsets */
|
||||
#define PR_IMP 8
|
||||
|
||||
/* Standard Config Register field offsets */
|
||||
#define CR_DB 4
|
||||
#define CR_IB 5
|
||||
#define CR_DC 6 /* NOTE v4121 semantics != 43,5xxx semantics */
|
||||
#define CR_IC 9 /* NOTE v4121 semantics != 43,5xxx semantics */
|
||||
#define CR_SC 17
|
||||
#define CR_SS 20
|
||||
#define CR_SB 22
|
||||
|
||||
|
||||
/* Standard Status Register bitmasks: */
|
||||
#define SR_CU1 0x20000000 /* Mark CP1 as usable */
|
||||
#define SR_FR 0x04000000 /* Enable MIPS III FP registers */
|
||||
#define SR_BEV 0x00400000 /* Controls location of exception vectors */
|
||||
#define SR_PE 0x00100000 /* Mark soft reset (clear parity error) */
|
||||
|
||||
#define SR_KX 0x00000080 /* Kernel extended addressing enabled */
|
||||
#define SR_SX 0x00000040 /* Supervisor extended addressing enabled */
|
||||
#define SR_UX 0x00000020 /* User extended addressing enabled */
|
||||
|
||||
/* Standard (R4000) cache operations. Taken from "MIPS R4000
|
||||
Microprocessor User's Manual" 2nd edition: */
|
||||
|
||||
#define CACHE_I (0) /* primary instruction */
|
||||
#define CACHE_D (1) /* primary data */
|
||||
#define CACHE_SI (2) /* secondary instruction */
|
||||
#define CACHE_SD (3) /* secondary data (or combined instruction/data) */
|
||||
|
||||
#define INDEX_INVALIDATE (0) /* also encodes WRITEBACK if CACHE_D or CACHE_SD */
|
||||
#define INDEX_LOAD_TAG (1)
|
||||
#define INDEX_STORE_TAG (2)
|
||||
#define CREATE_DIRTY_EXCLUSIVE (3) /* CACHE_D and CACHE_SD only */
|
||||
#define HIT_INVALIDATE (4)
|
||||
#define CACHE_FILL (5) /* CACHE_I only */
|
||||
#define HIT_WRITEBACK_INVALIDATE (5) /* CACHE_D and CACHE_SD only */
|
||||
#define HIT_WRITEBACK (6) /* CACHE_I, CACHE_D and CACHE_SD only */
|
||||
#define HIT_SET_VIRTUAL (7) /* CACHE_SI and CACHE_SD only */
|
||||
|
||||
#define BUILD_CACHE_OP(o,c) (((o) << 2) | (c))
|
||||
|
||||
/* Individual cache operations: */
|
||||
#define INDEX_INVALIDATE_I BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_I)
|
||||
#define INDEX_WRITEBACK_INVALIDATE_D BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_D)
|
||||
#define INDEX_INVALIDATE_SI BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_SI)
|
||||
#define INDEX_WRITEBACK_INVALIDATE_SD BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_SD)
|
||||
|
||||
#define INDEX_LOAD_TAG_I BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_I)
|
||||
#define INDEX_LOAD_TAG_D BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_D)
|
||||
#define INDEX_LOAD_TAG_SI BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_SI)
|
||||
#define INDEX_LOAD_TAG_SD BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_SD)
|
||||
|
||||
#define INDEX_STORE_TAG_I BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_I)
|
||||
#define INDEX_STORE_TAG_D BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_D)
|
||||
#define INDEX_STORE_TAG_SI BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_SI)
|
||||
#define INDEX_STORE_TAG_SD BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_SD)
|
||||
|
||||
#define CREATE_DIRTY_EXCLUSIVE_D BUILD_CACHE_OP(CREATE_DIRTY_EXCLUSIVE,CACHE_D)
|
||||
#define CREATE_DIRTY_EXCLUSIVE_SD BUILD_CACHE_OP(CREATE_DIRTY_EXCLUSIVE,CACHE_SD)
|
||||
|
||||
#define HIT_INVALIDATE_I BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_I)
|
||||
#define HIT_INVALIDATE_D BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_D)
|
||||
#define HIT_INVALIDATE_SI BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_SI)
|
||||
#define HIT_INVALIDATE_SD BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_SD)
|
||||
|
||||
#define CACHE_FILL_I BUILD_CACHE_OP(CACHE_FILL,CACHE_I)
|
||||
#define HIT_WRITEBACK_INVALIDATE_D BUILD_CACHE_OP(HIT_WRITEBACK_INVALIDATE,CACHE_D)
|
||||
#define HIT_WRITEBACK_INVALIDATE_SD BUILD_CACHE_OP(HIT_WRITEBACK_INVALIDATE,CACHE_SD)
|
||||
|
||||
#define HIT_WRITEBACK_I BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_I)
|
||||
#define HIT_WRITEBACK_D BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_D)
|
||||
#define HIT_WRITEBACK_SD BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_SD)
|
||||
|
||||
#define HIT_SET_VIRTUAL_SI BUILD_CACHE_OP(HIT_SET_VIRTUAL,CACHE_SI)
|
||||
#define HIT_SET_VIRTUAL_SD BUILD_CACHE_OP(HIT_SET_VIRTUAL,CACHE_SD)
|
||||
|
||||
/*> EOF regs.S <*/
|
||||
45
newlib/libgloss/pic32mx/syscalls.c
Normal file
45
newlib/libgloss/pic32mx/syscalls.c
Normal file
|
|
@ -0,0 +1,45 @@
|
|||
#include <_ansi.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/stat.h>
|
||||
|
||||
#include "regs.S"
|
||||
|
||||
extern char _end[];
|
||||
|
||||
/* FIXME: This is not ideal, since we do a get_mem_info() call for
|
||||
every sbrk() call. */
|
||||
char *
|
||||
sbrk (nbytes)
|
||||
int nbytes;
|
||||
{
|
||||
static char *heap_ptr = _end;
|
||||
static char *heap_start = _end;
|
||||
char *base;
|
||||
struct s_mem {
|
||||
unsigned int size;
|
||||
unsigned int icsize;
|
||||
unsigned int dcsize;
|
||||
} mem;
|
||||
unsigned int avail = 0;
|
||||
|
||||
/* The sizeof (s_mem.size) must be 4 bytes. The compiler should be
|
||||
able to eliminate this check */
|
||||
if (sizeof (unsigned int) != 4)
|
||||
return (char *)-1;
|
||||
|
||||
get_mem_info(&mem);
|
||||
/* NOTE: The value returned from the get_mem_info call is the amount
|
||||
of memory, and not the address of the (last byte + 1) */
|
||||
|
||||
if (((size_t)heap_ptr >= heap_start) && ((size_t)heap_ptr < (heap_start + mem.size))) {
|
||||
avail = (heap_start + mem.size) - (size_t)heap_ptr;
|
||||
base = heap_ptr;
|
||||
} /* else will fail since "nbytes" will be greater than zeroed "avail" value */
|
||||
|
||||
if ((nbytes > avail) || (heap_ptr + nbytes < _end))
|
||||
base = (char *)-1;
|
||||
else
|
||||
heap_ptr += nbytes;
|
||||
|
||||
return base;
|
||||
}
|
||||
13
newlib/libgloss/pic32mx/test.c
Normal file
13
newlib/libgloss/pic32mx/test.c
Normal file
|
|
@ -0,0 +1,13 @@
|
|||
main()
|
||||
{
|
||||
outbyte ('&');
|
||||
outbyte ('@');
|
||||
outbyte ('$');
|
||||
outbyte ('%');
|
||||
|
||||
/* whew, we made it */
|
||||
|
||||
print ("\r\nDone...");
|
||||
|
||||
return;
|
||||
}
|
||||
|
|
@ -218,6 +218,9 @@ case "${host_cpu}" in
|
|||
powerpc*)
|
||||
machine_dir=powerpc
|
||||
;;
|
||||
pic32mx)
|
||||
machine_dir=mips
|
||||
;;
|
||||
sh | sh64)
|
||||
machine_dir=sh
|
||||
;;
|
||||
|
|
|
|||
Reference in a new issue