Makefile revision 1.117 
1#	$NetBSD: Makefile,v 1.117 2025/09/16 02:08:01 mrg Exp $
2
3.include <bsd.hostinit.mk>
4
5GCC_LANGUAGES=c c++ objc
6MODULE=		${EXTERNAL_GCC_SUBDIR}
7
8GCCDIST=	${.CURDIR}/../../external/gpl3/${EXTERNAL_GCC_SUBDIR}/dist
9GNUHOSTDIST=	${GCCDIST}
10
11MKNATIVE=		${.CURDIR}/mknative-${EXTERNAL_GCC_SUBDIR}
12
13# Defaults
14CC_FOR_BUILD=		${HOST_CXX:Q}
15MKNATIVE?=		${.CURDIR}/mknative-gcc
16
17# Force C++11 so builds succeed on hosts where this isn't the compiler
18# default, e.g., NetBSD 8.x with GCC 5.5.
19.if ${HAVE_GCC} > 10
20HOST_CXXFLAGS+=		-std=c++11
21.endif
22
23.if ${MACHINE_ARCH} == "x86_64" || ${MACHINE_ARCH} == "sparc64"
24MULTILIB_ARGS= --enable-multilib
25.else
26MULTILIB_ARGS= --disable-multilib
27.endif
28
29.if ${MKSOFTFLOAT} != "no" && ${MACHINE_CPU} != "m68k" \
30    && ${MACHINE_CPU} != "or1k" && ${MACHINE_CPU} != "sh3"
31SOFTFLOAT_ARGS=	-with-float=soft
32.endif
33
34.include "gcc-version.mk"
35
36COMMON_CONFIGURE_ARGS=	--target=${MACHINE_GNU_PLATFORM} \
37			--enable-long-long \
38			--enable-threads \
39			--with-bugurl=http://www.NetBSD.org/support/send-pr.html \
40			--with-pkgversion="NetBSD ${NETBSD_GCC_VERSION}" \
41			--with-system-zlib \
42			--enable-__cxa_atexit \
43			--enable-libstdcxx-time=rt \
44			--enable-libstdcxx-threads \
45			--with-diagnostics-color=auto-if-env
46.if defined(GCC_CONFIG_ARCH.${MACHINE_ARCH})
47COMMON_CONFIGURE_ARGS+=	--with-arch=${GCC_CONFIG_ARCH.${MACHINE_ARCH}}
48.endif
49.if defined(GCC_CONFIG_TUNE.${MACHINE_ARCH})
50COMMON_CONFIGURE_ARGS+=	--with-tune=${GCC_CONFIG_TUNE.${MACHINE_ARCH}}
51.endif
52
53# Too many CPUs have one or both of these bugs, the common code should
54# default to safety.
55.if ${MACHINE_CPU} == "aarch64"
56COMMON_CONFIGURE_ARGS+=	--enable-fix-cortex-a53-835769 \
57			--enable-fix-cortex-a53-843419
58.endif
59
60COMMON_CONFIGURE_ARGS+=	--with-default-libstdcxx-abi=new
61
62.if ${HAVE_GCC} < 12 || defined(NOGCCISL)
63COMMON_CONFIGURE_ARGS+=	--without-isl
64.else
65COMMON_CONFIGURE_ARGS+=	--with-isl=${TOOLDIR}
66.endif
67
68CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
69CONFIGURE_ARGS+= \
70		--with-sysroot=${DESTDIR} \
71		--with-mpc=${TOOLDIR} \
72		--with-mpfr=${TOOLDIR} \
73		--with-gmp=${TOOLDIR} \
74		${ISL_CONFIGURE_ARGS} \
75		--disable-nls \
76		${MULTILIB_ARGS} \
77		${SOFTFLOAT_ARGS} \
78		--program-transform-name="s,^,${MACHINE_GNU_PLATFORM}-," \
79		--enable-languages="${GCC_LANGUAGES}"
80
81GCC_CPPFLAGS=	-DNETBSD_TOOLS -DTARGET_SYSTEM_ROOT=0 \
82		-DTARGET_SYSTEM_ROOT_RELOCATABLE 
83#		${HOST_CPPFLAGS}
84
85.if ${MACHINE} == "vax"
86GCC_CPPFLAGS+=	-DNB_FIX_VAX_BACKEND
87.endif
88
89MAKE_ARGS=	MACHINE= MAKEINFO=${TOOL_MAKEINFO:Q} \
90		LIBGCC= LIBGCC1= LIBGCC1_TEST= LIBGCC2= INSTALL_LIBGCC= \
91		EXTRA_PARTS= CPPFLAGS=${GCC_CPPFLAGS:Q} \
92		AR=${HOST_AR:Q} RANLIB=${HOST_RANLIB:Q} NM=${HOST_NM:Q}
93
94CONFIGURE_ENV+= gcc_cv_libc_provides_ssp=yes \
95		gcc_cv_as_sparc_gotdata_op=no
96
97ALL_TARGET=	all-gcc
98INSTALL_TARGET=	install-gcc
99
100.include "${.CURDIR}/../Makefile.gmakehost"
101BUILD_MAKE=${TOOL_GMAKE}
102
103#
104# mknative-gcc specific stuff
105#
106
107MKNATIVE_CONFIG_TARGET_LIBS=
108
109MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgcc
110MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgomp
111
112MKNATIVE_CONFIG_TARGET_LIBS+= \
113	configure-target-libstdc++-v3 \
114	configure-target-libbacktrace \
115	configure-target-libobjc
116
117# XXX needs to build libstdc++ fully, which fails
118.if 0
119MKNATIVE_CONFIG_TARGET_LIBS+= \
120	configure-target-libsanitizer
121.endif
122
123EXTRA_FILES=	bversion.h gtyp-input.list
124
125BINENV=		/usr/bin/env -i
126
127
128MKNATIVE_ENV=	${BINENV} ${CONFIGURE_ENV:NC*:NLD*} \
129			CC_FOR_BUILD=${CC_FOR_BUILD:Q} \
130			CXX_FOR_BUILD=${HOST_CXX:Q} \
131			CFLAGS_FOR_BUILD="-I${TOOLDIR}/include" \
132			CC=${CC:Q}' '${CCADDFLAGS:Q} \
133			CXX=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
134			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include' '-I${DESTDIR}/usr/include/g++/bits \
135			CFLAGS= CPPFLAGS= CXXFLAGS= LDFLAGS= \
136			AS=${AS:Q} AWK=${TOOL_AWK:Q} LD=${LD:Q} \
137			MSGFMT=${TOOLDIR}/bin/${_TOOL_PREFIX}msgfmt \
138			NM=${NM:Q} OBJDUMP=${OBJDUMP:Q} \
139			XGETTEXT=${TOOLDIR}/bin/${_TOOL_PREFIX}xgettext \
140			ac_cv_prog_cc_cross=yes \
141			ac_cv_func_strcoll_works=yes \
142			ac_cv_func_elf_getshstrndx=no \
143			gcc_cv_func_printf_ptr=yes \
144			gcc_cv_libc_provides_ssp=yes \
145			gdb_cv_printf_has_long_double=yes \
146			gdb_cv_printf_has_long_long=yes \
147			gdb_cv_scanf_has_long_double=yes \
148			gcc_cv_as_sparc_gotdata_op=no
149
150CXXADDFLAGS=	--sysroot=${DESTDIR}
151CCADDFLAGS=	--sysroot=${DESTDIR} -L${DESTDIR}/lib -L${DESTDIR}/usr/lib -B${DESTDIR}/usr/lib/ -I${.OBJDIR}/.native/gcc/include
152
153# NEWCONFIGDIR can be set to a read-write location of the source tree
154# in case the version being used is not.
155NEWCONFIGDIR?=	${.CURDIR}/../..
156
157GCC_MACHINE_ARCH=	${MACHINE_ARCH:S/earmv5/earm/}
158
159bootstrap-libgcc: .configure_done
160	@echo 'Creating files needed for libgcc by a native bootstrap build.'
161	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libgcc)
162	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libgcc-bootstrap \
163		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
164		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
165
166bootstrap-libstdc++: .configure_done
167	@echo 'Creating files needed for libstdc++ by a native bootstrap build.'
168	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libstdc++-v3)
169	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libstdc++-bootstrap \
170		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
171		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
172
173native-gcc: .native/.configure_done
174	@echo 'Extracting GNU GCC configury for a native toolchain.'
175	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} gcc \
176		${.OBJDIR}/.native ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
177		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
178
179NATIVE_CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
180.include "lgpl3.mk"
181
182.if ${MACHINE_ARCH} != "vax"
183NATIVE_CONFIGURE_ARGS+= --enable-tls
184.endif
185.if !empty(MACHINE_ARCH:Mearm*)
186NATIVE_CONFIGURE_ARGS+=	--enable-initfini-array
187.endif
188
189.if ${MACHINE_ARCH} == "m68000"
190NATIVE_CONFIGURE_ARGS+= --disable-shared
191.endif
192
193.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
194EXTRA_GCC_TARGETS=	i386-builtin-types.inc
195.endif
196.if !empty(MACHINE_ARCH:M*arm*)
197EXTRA_GCC_TARGETS=	arm-cpu-data.h arm-cpu-cdata.h
198.endif
199
200NATIVE_CONFIGURE_ARGS+=	\
201			--disable-multilib \
202			--disable-libstdcxx-pch \
203			--build=`${GCCDIST}/config.guess` \
204			--host=${MACHINE_GNU_PLATFORM} \
205			--with-sysroot=${DESTDIR}
206MKENV_BUILD_MAKE=cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE}
207
208.native/.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile
209	mkdir .native .native/gcc .native/gcc/include 2>/dev/null || true
210	# If this fails, gthreads won't be configured initially, but reconfig will.
211	cp ${DESTDIR}/usr/include/g++/bits/gthr-default.h .native/gcc/include || true
212	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
213		(cd .native && ${MKNATIVE_ENV} \
214			${HOST_SH} ${GNUHOSTDIST}/configure \
215			${NATIVE_CONFIGURE_ARGS}) && \
216		(${MKENV_BUILD_MAKE} all-build-libiberty) && \
217		((${MKENV_BUILD_MAKE} all-libcpp) && \
218		 (${MKENV_BUILD_MAKE} all-libbacktrace) && \
219		 (${MKENV_BUILD_MAKE} all-libdecnumber) || true)
220	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
221		(${MKENV_BUILD_MAKE} configure-gcc configure-libcpp) && \
222		(${MKENV_BUILD_MAKE} configure-libiberty) && \
223		(${MKENV_BUILD_MAKE} configure-libdecnumber)
224	# edit Makefile so that maybe-all-gcc does not depend on all-gcc any more.
225		(cd .native && mv Makefile Makefile.config && \
226			${TOOL_SED} -e 's/\(maybe-all-gcc:\) all-gcc/\1/' \
227				    -e 's/\(maybe-all-target-libgcc:\) all-target-libgcc/\1/' \
228				< Makefile.config > Makefile)
229	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
230		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e tree-check.h config.h multilib.h ${EXTRA_FILES})
231	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
232		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e libgcc.mvars tconfig.h); \
233		(cd .native && touch gcc/cc1obj gcc/cc1plus gcc/f771 gcc/libgcc.a gcc/libgcc_s.so)
234	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
235		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e s-omp-device-properties-h)
236.if defined(EXTRA_GCC_TARGETS)
237	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
238		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e ${EXTRA_GCC_TARGETS})
239.endif
240.for _lib in ${MKNATIVE_CONFIG_TARGET_LIBS}
241	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
242		(cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE} \
243			${_lib} \
244			ALL_GCC_C= ALL_GCC_CXX= \
245			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
246			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
247			RAW_CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
248			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
249			ac_cv_prog_cc_cross=yes) && \
250	true
251.endfor
252	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
253		(cd .native/${MACHINE_GNU_PLATFORM}/libstdc++-v3/include && \
254			${MKNATIVE_ENV} ${BUILD_MAKE} \
255			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
256			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
257			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
258			all-local) && \
259	true
260	@touch $@
261
262.if !defined(PREV_GCC)
263.  if exists(PREV_GCC)
264PREV_GCC!=	cat PREV_GCC
265.  else
266PREV_GCC=
267.  endif
268.endif
269
270CLEANFILES+=	PREV_GCC
271
272# Include the local NetBSD GCC version so that bumps to it trigger rebuilds.
273NETBSD_GCC_VERSION_NOSPACE= ${NETBSD_GCC_VERSION:S/ /-/gW}
274
275realall realdepend: .MAKE
276.if !empty(PREV_GCC) && "${PREV_GCC}" != "${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE}"
277	@echo "*** WARNING: GCC has changed version?"
278	@echo "*** PREV_GCC '${PREV_GCC}'"
279	@echo "*** NETBSD_GCC_VERSION_NOSPACE '${NETBSD_GCC_VERSION_NOSPACE}'"
280	@echo "***     !=  EXTERNAL_GCC_SUBDIR-HAVE_GCC-NETBSD_GCC_VERSION_NOSPACE:"
281	@echo "***     !=  '${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE}'"
282	@echo "*** Cleaning mis-matched tools/gcc"
283	rm -f PREV_GCC
284	(cd ${.CURDIR} && ${MAKE} cleandir)
285.endif
286	echo ${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE} >PREV_GCC
287
288clean: clean.native
289clean.native:
290	-rm -r -f .native
291