mknative-gcc revision 1.38
1#!/bin/sh
2#	$NetBSD: mknative-gcc,v 1.38 2009/11/30 09:50:59 uebayasi Exp $
3#
4# Shell script for generating all the constants needed for a native
5# platform build of src/gnu/dist/gcc.
6#
7
8# initialise
9
10_TMPDIR=$2
11_TOP=$3
12_PLATFORM=$4
13_VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*=[ 	]*,,'`
14_GNU_DIST=`cd ${_VPATH}; pwd`
15
16. $_TOP/tools/gcc/mknative.common
17
18##### gnu/lib/crtstuff #####
19
20get_crtstuff () {
21	_subdir="$1"
22	mkdir -p $_TOP/gnu/lib/$_subdir/arch
23
24	getvars gcc/Makefile \
25		INCLUDES CRTSTUFF_CFLAGS CRTSTUFF_T_CFLAGS \
26		tm_defines xm_file xm_defines \
27		| write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH.mk
28}
29
30##### gnu/lib/libg2c #####
31
32get_libg2c () {
33	mkdir -p $_TOP/gnu/lib/libg2c3/arch/$MACHINE_ARCH
34
35	write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/config.h <$_TMPDIR/$_PLATFORM/libf2c/libU77/config.h
36	write_c gnu/lib/libg2c3/arch/$MACHINE_ARCH/g2c.h <$_TMPDIR/$_PLATFORM/libf2c/g2c.h
37
38	{
39		getvars $_PLATFORM/libf2c/Makefile \
40			F2CEXT
41		getvars $_PLATFORM/libf2c/libF77/Makefile \
42			ALL_CFLAGS OBJS
43		getvars $_PLATFORM/libf2c/libI77/Makefile \
44			ALL_CFLAGS OBJS | sed 's,=,+=,'
45		getvars $_PLATFORM/libf2c/libU77/Makefile \
46			ALL_CFLAGS OBJS | sed 's,=,+=,'
47	} | write_mk gnu/lib/libg2c3/arch/$MACHINE_ARCH/defs.mk
48}
49
50##### gnu/lib/libgcc #####
51
52get_libgcc_list_funcs_asm () {
53	getvars gcc/Makefile LIB1ASMFUNCS | {
54		# print newline separated list
55		sed -e '
56			s,^.*=,,
57			s, *$,,
58			s,  *, ,g
59			s, ,\
60,g'
61	} | {
62		# print foo and foo_s
63		sed -ne '
64			/./ {
65				p
66				s,$,_s,
67				p
68			}
69		'
70	} | sort
71}
72
73get_libgcc_list_funcs_lib () {
74	local _lib=$1
75	local _lib_prefix=${_lib%.*}
76	local _lib_suffix=${_lib#*.}
77
78	sed -ne '
79		/^\.\/'${_lib_prefix}'\.'${_lib_suffix}': .*\.o$/ {
80			s,^.*/,,
81			s,\.o$,,
82			p
83		}
84	' build/gcc/libgcc.mk | sort
85}
86
87get_libgcc_list_objs_libs () {
88	cat build/gcc/libgcc.mk | \
89	egrep '^\.\/(libgcc_s\.so|libgcc\.a|libgcc_eh\.a|libgcov\.a): (libgcc_s|libgcc|libgcc_eh|libgcov)\/.*\.o$' | \
90	sed -e '
91		s,^\.\/,,
92		s,: .*/,	,
93		s,^\(.*\)	\(.*\)$,\2	\1,
94	' | sort
95}
96
97get_libgcc_list_objs_srcs () {
98	{
99		cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
100		comm -23 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
101		sed -e 's,\(.*\),\1.o	\1.c,'
102
103		cut -f1 $_TOP/${libgcc_db_objs_libs} | sed -e 's,\.o$,,' | \
104		comm -12 /dev/stdin $_TOP/${libgcc_db_funcs}.S | \
105		sed -e 's,\(.*\),\1.o	\1.S,'
106	} | sort
107}
108
109get_libgcc_list_objs_tmpsrcs () {
110	grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
111	sed -ne '
112		s,^.* -c \([^ ]*\).* -o .*/\([^ ]*\.o\)$,\2	\1,
113		# basename
114		/\$/ { s,\$.*/,,; }
115		/\// { s,\/.*/,,; }
116		p
117	' | sort
118}
119
120get_libgcc_list_objs_xflags () {
121	local _flags=$1
122
123	grep 'GCC_FOR_TARGET.*\.o$' build/gcc/libgcc.mk | \
124	sed -n '
125		x
126	:loop
127		g
128		s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\5	\2/p
129		g
130		s/^\(.*\) \(-['${_flags}'][^ ][^ ]*\) \(.*\) \(-o .*\)\/\(.*\.o\)$/\1 \3 \4\/\5/
131		h
132		t loop
133	' | sort
134}
135
136get_libgcc_list_objs_cppflags () {
137	get_libgcc_list_objs_xflags D
138}
139
140get_libgcc_list_objs_copts () {
141	get_libgcc_list_objs_xflags fmx
142}
143
144get_libgcc_list_tmpsrcs () {
145	local _lib=$1
146	local _tmpallsrcs=$( mktemp /tmp/mknative-gcc._tmpallsrcs.XXXXXX )
147
148	touch $_TOP/${libgcc_db_tmpsrcs}.tmpsrcs.${_lib%.*}
149	touch $_TOP/${libgcc_db_tmpsrcs}.tmpfpsrcs.${_lib%.*}
150	touch $_TOP/${libgcc_db_tmpsrcs}.tmpasmsrcs.${_lib%.*}
151
152	# all files
153	local _lib_prefix=${_lib%.*}
154	local _lib_suffix=${_lib#*.}
155	join $_TOP/$libgcc_db_objs_libs $_TOP/$libgcc_db_objs_tmpsrcs | \
156	grep ${_lib_prefix}'\.'${_lib_suffix} | cut -d' ' -f 3 | sort -u > \
157	$_tmpallsrcs
158
159	# TMPFPSRCS = [fdp]p-bit.c
160	grep '[fdt]p-bit\.c' <$_tmpallsrcs | sort -u | \
161	writefile ${libgcc_db_tmpsrcs}.tmpfpsrcs.${_lib%.*}
162
163	# TMPASMSRCS = $(LIB1ASMSRC)
164	grep '\$(LIB1ASMSRC)' <$_tmpallsrcs | sort -u | \
165	writefile ${libgcc_db_tmpsrcs}.tmpasmsrcs.${_lib%.*}
166
167	# TMPSRCS is anything else; exclude TMPFPSRCS and TMPASMSRCS
168	cat $_tmpallsrcs | \
169	comm -23 /dev/stdin $_TOP/${libgcc_db_tmpsrcs}.tmpfpsrcs.${_lib%.*} | \
170	comm -23 /dev/stdin $_TOP/${libgcc_db_tmpsrcs}.tmpasmsrcs.${_lib%.*} | \
171	writefile ${libgcc_db_tmpsrcs}.tmpsrcs.${_lib%.*}
172
173	rm -f $_tmpallsrcs
174}
175
176get_libgcc_new_analyze () {
177	mkdir -p $_TOP/${_machine_arch_subdir}
178
179	get_libgcc_list_funcs_asm | \
180	writefile ${libgcc_db_funcs}.S
181
182	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
183		get_libgcc_list_funcs_lib $_lib | \
184		writefile ${libgcc_db_funcs}.${_lib%.*}
185	done
186
187	get_libgcc_list_objs_libs | writefile ${libgcc_db_objs_libs}
188	get_libgcc_list_objs_srcs | writefile ${libgcc_db_objs_srcs}
189	get_libgcc_list_objs_tmpsrcs | writefile ${libgcc_db_objs_tmpsrcs}
190	get_libgcc_list_objs_cppflags | writefile ${libgcc_db_objs_cppflags}
191	get_libgcc_list_objs_copts | writefile ${libgcc_db_objs_copts}
192
193	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
194		get_libgcc_list_tmpsrcs $_lib
195	done
196}
197
198#####
199
200get_libgcc_gen_tmpsrcs_tmpsrcs () {
201	local _lib=$1
202
203	printf '\n'
204	printf 'TMPSRCS.%s = \\\n' $_lib
205	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmpsrcs}.tmpsrcs.${_lib%.*}
206}
207
208get_libgcc_gen_tmpsrcs_tmpfpsrcs () {
209	local _lib=$1
210
211	printf '\n'
212	printf 'TMPFPSRCS.%s = \\\n' $_lib
213	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmpsrcs}.tmpfpsrcs.${_lib%.*}
214}
215
216get_libgcc_gen_tmpsrcs_tmpasmsrcs () {
217	local _lib=$1
218
219	printf '\n'
220	printf 'TMPASMSRCS.%s = \\\n' $_lib
221	sed -e 's,^,	,; s,$, \\,' $_TOP/${libgcc_db_tmpsrcs}.tmpasmsrcs.${_lib%.*} | \
222	sed -e 's,LIB1ASMSRC,G_&,'
223}
224
225get_libgcc_gen_srcs () {
226	local _lib=$1
227
228	printf '\n'
229	printf 'SRCS.%s = \\\n' $_lib
230	{
231		comm -23 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
232		sed -e 's,$,.c,; s,^,tmp_,'
233		comm -12 $_TOP/${libgcc_db_funcs}.${_lib%.*} $_TOP/${libgcc_db_funcs}.S | \
234		sed -e 's,$,.S,; s,^,tmp_,'
235	} | sort | \
236	sed -e 's,^,	,; s,$, \\,'
237}
238
239_lookup_objs () {
240	local _obj=$1; local _key=$2
241
242	eval grep \^$_obj\\\	 \$_TOP/\${libgcc_db_objs_${_key}} | cut -f2
243}
244
245get_libgcc_gen_srcs_tmpsrcs () {
246	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
247	while read _obj; do
248		printf 'SRCS.tmp_%s=%s\n' \
249			"$( _lookup_objs $_obj srcs )" \
250			"$( _lookup_objs $_obj tmpsrcs )"
251	done | \
252	sed -e 's,\$(\(.*\)),${G_\1},'
253}
254
255get_libgcc_gen_srcs_cppflags () {
256	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
257	while read _obj; do
258		printf '_CPPFLAGS.tmp_%s=%s\n' \
259			"$( _lookup_objs $_obj srcs )" \
260			"$( _lookup_objs $_obj cppflags | xargs )"
261	done
262}
263
264get_libgcc_gen_srcs_copts () {
265	cut -f1 $_TOP/${libgcc_db_objs_libs} | \
266	while read _obj; do
267		printf 'COPTS.tmp_%s=%s\n' \
268			"$( _lookup_objs $_obj srcs )" \
269			"$( _lookup_objs $_obj copts | xargs )"
270	done
271}
272
273get_libgcc_new_generate () {
274	for _lib in libgcc_s.so libgcc.a libgcc_eh.a libgcov.a; do
275		for _tmp in tmpsrcs tmpfpsrcs tmpasmsrcs; do
276			eval get_libgcc_gen_tmpsrcs_${_tmp} $_lib | \
277			write_mk ${_machine_arch_subdir}/${_lib%.*}.tmpsrcs.${_tmp}.mk
278		done
279
280		get_libgcc_gen_srcs $_lib | \
281		write_mk ${_machine_arch_subdir}/${_lib%.*}.srcs.mk
282	done
283
284	for _arg in tmpsrcs cppflags copts; do
285		eval get_libgcc_gen_srcs_${_arg} | \
286		eval writefile \$libgcc_srcs_mk_${_arg}
287	done
288}
289
290#####
291
292get_libgcc_new () {
293	_subdir="$1"
294
295	# List of generated files.
296
297	_machine_arch_subdir=gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH
298
299	libgcc_db_funcs=${_machine_arch_subdir}/funcs
300	libgcc_db_tmpsrcs=${_machine_arch_subdir}/tmpsrcs
301	libgcc_db_objs_libs=${_machine_arch_subdir}/objs.libs
302	libgcc_db_objs_srcs=${_machine_arch_subdir}/objs.srcs
303	libgcc_db_objs_tmpsrcs=${_machine_arch_subdir}/objs.tmpsrcs
304	libgcc_db_objs_cppflags=${_machine_arch_subdir}/objs.cppflags
305	libgcc_db_objs_copts=${_machine_arch_subdir}/objs.copts
306
307	get_libgcc_new_analyze
308
309	libgcc_srcs_mk=${_machine_arch_subdir}/srcs.mk
310	libgcc_srcs_mk_tmpsrcs=${_machine_arch_subdir}/srcs.tmpsrcs.mk
311	libgcc_srcs_mk_cppflags=${_machine_arch_subdir}/srcs.cppflags.mk
312	libgcc_srcs_mk_copts=${_machine_arch_subdir}/srcs.copts.mk
313
314	get_libgcc_new_generate
315}
316
317get_libgcc () {
318	_subdir="$1"
319	mkdir -p $_TOP/gnu/lib/lib$_subdir/arch
320
321	case "$_subdir" in
322	gcc3)
323		_extravars="USE_COLLECT2 LIB2FUNCS_1 LIB2FUNCS_2 xm_file"
324		_archsubdir=""
325		;;
326	gcc4)
327		_extravars="COLLECT2 UNWIND_H xm_include_list"
328		_archsubdir=""
329		;;
330	esac
331
332	# DPBIT, FPBIT only used on mn10[23]00, we don't need them.
333	# XXX we should probably grab everything Just In Case for
334	# the future.
335	{
336		getvars gcc/Makefile \
337			INCLUDES LIB2ADD LIB2ADDEH \
338			LIB1ASMFUNCS LIB1ASMSRC \
339			LIB2_DIVMOD_FUNCS LIB2FUNCS_ST \
340			LIBGCC2_CFLAGS \
341			SHLIB_MKMAP SHLIB_MKMAP_OPTS \
342			SHLIB_MAPFILES SHLIB_NM_FLAGS \
343			EXTRA_HEADERS xm_defines \
344			tm_defines ${_extravars}
345	} | write_mk gnu/lib/lib$_subdir/arch${_archsubdir}/$MACHINE_ARCH.mk
346
347	# Generate new style files.
348	if [ -n "${MKNATIVE_LIBGCC_NEW}" ]; then
349		get_libgcc_new $_subdir
350	fi
351}
352
353##### gnu/lib/libgcov #####
354
355get_libgcov () {
356	_subdir="$1"
357
358	mkdir -p $_TOP/gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH
359
360	{
361		getvars gcc/Makefile \
362			LIBGCOV
363	} | write_mk gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/defs.mk
364
365	write_c gnu/lib/lib$_subdir/libgcov/arch/$MACHINE_ARCH/gcov-iov.h \
366	   <$_TMPDIR/gcc/gcov-iov.h
367
368}
369
370##### gnu/usr.bin/gcc[34]/libiberty #####
371
372get_gcc_libiberty () {
373	_subdir="$1"
374	mkdir -p $_TOP/gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH
375
376	getvars libiberty/Makefile \
377		ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \
378		| write_mk gnu/usr.bin/$_subdir/libiberty/defs.mk
379
380	write_c gnu/usr.bin/$_subdir/libiberty/arch/$MACHINE_ARCH/config.h \
381		<$_TMPDIR/libiberty/config.h
382}
383
384##### gnu/lib/libobjc #####
385
386get_libobjc () {
387	case "$1" in
388	*4)
389		_subdir="$1/arch/$MACHINE_ARCH"
390		_options="ALL_OPT_FILES"
391		_unwind="UNWIND_H"
392		;;
393	*)
394		_subdir="$1"
395		_options=""
396		_unwind=""
397		;;
398	esac
399
400	mkdir -p $_TOP/gnu/lib/$_subdir
401
402	{
403		if [ -n "$_options" ]; then
404			getvars gcc/Makefile $_options
405		fi
406		getvars $_PLATFORM/libobjc/Makefile \
407			ALL_CFLAGS INCLUDES OBJS OBJC_H \
408			| sed "s,$_GNU_DIST,\${GNUHOSTDIST},g"
409		if [ -n "$_unwind" ]; then
410			getvars gcc/Makefile $_unwind
411		fi
412	} | write_mk gnu/lib/$_subdir/defs.mk
413
414	write_c gnu/lib/$_subdir/config.h \
415		<$_TMPDIR/$_PLATFORM/libobjc/config.h
416}
417
418##### gnu/lib/libstdc++-v3 #####
419
420get_libstdcxx_v3 () {
421	_subdir="$1"
422	mkdir -p $_TOP/gnu/lib/$_subdir/arch/$MACHINE_ARCH
423
424	case ${_subdir} in
425	*4)
426		_src_CC_files="atomicity_file CCODECVT_CC CCOLLATE_CC CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_CC CLOCALE_CC BASIC_FILE_CC"
427		_headers1="host_headers debug_headers tr1_headers c_compatibility_headers_extra"
428		_headers2="thread_host_headers host_headers_extra"
429		_build_headers="c++allocator.h c++config.h cxxabi_tweaks.h gthr-default.h gthr-posix.h gthr-single.h gthr-tpf.h gthr.h"
430		_unwind="UNWIND_H"
431		;;
432	*)
433		_src_CC_files=""
434		_headers1="target_headers"
435		_headers2="thread_target_headers target_headers_extra"
436		_build_headers="c++config.h gthr-default.h gthr-posix.h gthr-single.h gthr.h"
437		_unwind=""
438		;;
439	esac
440
441	# build files
442	for h in $_build_headers; do
443		write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/$h \
444			<$_TMPDIR/$_PLATFORM/libstdc++-v3/include/$_PLATFORM/bits/$h
445	done
446
447	write_c gnu/lib/$_subdir/arch/$MACHINE_ARCH/config.h \
448		<$_TMPDIR/$_PLATFORM/libstdc++-v3/config.h
449
450	{
451		# libmath
452		getvars $_PLATFORM/libstdc++-v3/libmath/Makefile \
453			libmath_la_SOURCES libmath_la_LIBADD
454
455		# libsupc++
456		getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
457			sources | sed 's/^G_sources=/G_LIBSUPCXX_SOURCES=/'
458		getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \
459			c_sources | sed 's/^G_c_sources=/G_LIBSUPCXX_C_SOURCES=/'
460
461		# src
462		getvars $_PLATFORM/libstdc++-v3/src/Makefile \
463			sources $_src_CC_files SECTION_FLAGS | sed 's/^G_sources=/G_SRC_SOURCES=/'
464
465		# include
466		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
467			c_base_headers_rename std_headers_rename
468		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
469			bits_headers backward_headers ext_headers c_base_headers_extra \
470			$_headers1 | sed -e 's#/[^ 	][^ 	]*/##g' -e 's/\${GNUHOSTDIST}//g'
471		getvars $_PLATFORM/libstdc++-v3/include/Makefile \
472			$_headers2 | sed -e 's#\./[^ 	][^ 	]*/##g' -e 's/\${GNUHOSTDIST}//g'
473
474		if [ -n "$_unwind" ]; then
475			getvars gcc/Makefile $_unwind
476		fi
477	} | write_mk gnu/lib/$_subdir/arch/$MACHINE_ARCH/defs.mk
478}
479
480##### gnu/usr.bin/gcc3 #####
481
482get_gcc () {
483	_subdir="$1"
484	mkdir -p $_TOP/gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH
485	case ${_subdir} in
486	gcc4)
487		mkdir -p $_TOP/gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH
488		_buildname="BUILD_"
489		_libcppsubdir=""
490		_extravars="TM_H ALL_OPT_FILES"
491		_hconfig_h=""
492		_extravars2="tm_file_list build_xm_include_list"
493		_extravars3="tm_p_include_list"
494		
495		;;
496	*)
497		_buildname="HOST_"
498		_libcppsubdir="gcc/"
499		_extravars=""
500		_hconfig_h="HCONFIG_H"
501		_extravars2=""
502		_extravars3=""
503		;;
504	esac
505
506	{
507		getvars gcc/Makefile \
508			${_buildname}EARLY_SUPPORT ${_buildname}ERRORS ${_buildname}PRINT \
509			${_buildname}RTL ${_buildname}SUPPORT ${_buildname}VARRAY | \
510		    sed -e 's#build/errors.o#build-errors.o#g' \
511			-e 's#build/print-rtl.o#build-print-rtl.o#g' \
512			-e 's#build/rtl.o#build-rtl.o#g' \
513			-e 's#build/varray.o#build-varray.o#g' \
514			-e 's#build/ggc-none.o#build-ggc-none.o#g' \
515			-e 's#build/##g'
516		getvars gcc/Makefile \
517			ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS CCCP_OBJS \
518			GCOV_OBJS PROTO_OBJS ${_extravars1} \
519			INCLUDES md_file OBJC_OBJS OBJS out_file version \
520			BUILD_PREFIX RTL_H TREE_H ${_hconfig_h} BASIC_BLOCK_H GCC_H \
521			GTFILES_SRCDIR GTFILES_FILES_FILES GTFILES_FILES_LANGS \
522			GTFILES GTFILES_LANG_DIR_NAMES \
523			tm_defines host_xm_file host_xm_defines tm_p_file \
524			target_cpu_default ${_extravars} ${_extravars2} \
525			lang_specs_files ${_extravars3}
526		getvars gcc/Makefile \
527			LIB2ADDEHDEP | sed 's/unwind.inc//'
528		getvars gcc/Makefile \
529			CXX_OBJS CXX_C_OBJS | sed 's/cp\///g'
530		getvars gcc/Makefile \
531			F77_OBJS | sed 's/f\///g'
532		case ${_subdir} in
533		gcc4)
534			getvars libcpp/Makefile \
535				libcpp_a_OBJS
536			;;
537		gcc3)
538			getvars gcc/Makefile \
539				LIBCPP_OBJS LIBCPP_H
540			;;
541		esac
542		getvars gcc/Makefile \
543			ENABLE_SHARED
544		case ${_subdir} in
545		gcc4)
546			echo G_SHLIB_LINK="$CC -shared"
547			echo G_SHLIB_MULTILIB=.
548			;;
549		gcc3)
550			getvars gcc/Makefile \
551				SHLIB_LINK SHLIB_MULTILIB
552			;;
553		esac
554	} | write_mk gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/defs.mk
555
556	case "$_subdir" in
557	gcc3)
558		hfiles='auto-host configargs cs-hconfig gencheck hconfig gthr-default'
559		;;
560	gcc4)
561		write_c gnu/usr.bin/$_subdir/libcpp/arch/$MACHINE_ARCH/config.h <$_TMPDIR/libcpp/config.h
562		hfiles='auto-host configargs gencheck gthr-default tm bconfig config multilib'
563		;;
564	esac
565	for f in $hfiles; do
566		write_c gnu/usr.bin/$_subdir/arch/$MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h
567	done
568}
569
570##### main #####
571
572case "$1" in
573# .mk and .h files for libgcc bootstrap (from host build)
574libgcc)
575	get_libgcc gcc3
576	get_crtstuff crtstuff3
577	exit 0
578	;;
579
580libgcc4)
581	get_libgcc gcc4
582	get_crtstuff crtstuff4
583	exit 0
584	;;
585
586# gcc files
587gcc4)
588	get_gcc gcc4
589	get_libgcc gcc4
590	get_libgcov gcc4
591	get_crtstuff crtstuff4
592	get_gcc_libiberty gcc4
593	get_libobjc libobjc4
594	get_libstdcxx_v3 libstdc++-v3_4
595	exit 0
596	;;
597
598gcc3)
599	get_gcc gcc3
600	get_libg2c
601	get_libgcc gcc3
602	get_crtstuff crtstuff3
603	get_gcc_libiberty gcc3
604	get_libobjc libobjc3
605	get_libstdcxx_v3 libstdc++-v3
606	exit 0
607	;;
608
609*)	echo invalid arguments; exit 1;;
610esac
611