Makefile revision 1.118 
1#	$NetBSD: Makefile,v 1.118 2025/09/17 02:17:51 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
68.if ${HAVE_GCC} >= 14 && ${MACHINE} == "ia64"
69COMMON_CONFIGURE_ARGS+=	--enable-obsolete
70.endif
71
72CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
73CONFIGURE_ARGS+= \
74		--with-sysroot=${DESTDIR} \
75		--with-mpc=${TOOLDIR} \
76		--with-mpfr=${TOOLDIR} \
77		--with-gmp=${TOOLDIR} \
78		${ISL_CONFIGURE_ARGS} \
79		--disable-nls \
80		${MULTILIB_ARGS} \
81		${SOFTFLOAT_ARGS} \
82		--program-transform-name="s,^,${MACHINE_GNU_PLATFORM}-," \
83		--enable-languages="${GCC_LANGUAGES}"
84
85GCC_CPPFLAGS=	-DNETBSD_TOOLS -DTARGET_SYSTEM_ROOT=0 \
86		-DTARGET_SYSTEM_ROOT_RELOCATABLE 
87#		${HOST_CPPFLAGS}
88
89.if ${MACHINE} == "vax"
90GCC_CPPFLAGS+=	-DNB_FIX_VAX_BACKEND
91.endif
92
93MAKE_ARGS=	MACHINE= MAKEINFO=${TOOL_MAKEINFO:Q} \
94		LIBGCC= LIBGCC1= LIBGCC1_TEST= LIBGCC2= INSTALL_LIBGCC= \
95		EXTRA_PARTS= CPPFLAGS=${GCC_CPPFLAGS:Q} \
96		AR=${HOST_AR:Q} RANLIB=${HOST_RANLIB:Q} NM=${HOST_NM:Q}
97
98CONFIGURE_ENV+= gcc_cv_libc_provides_ssp=yes \
99		gcc_cv_as_sparc_gotdata_op=no
100
101ALL_TARGET=	all-gcc
102INSTALL_TARGET=	install-gcc
103
104.include "${.CURDIR}/../Makefile.gmakehost"
105BUILD_MAKE=${TOOL_GMAKE}
106
107#
108# mknative-gcc specific stuff
109#
110
111MKNATIVE_CONFIG_TARGET_LIBS=
112
113MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgcc
114MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgomp
115
116MKNATIVE_CONFIG_TARGET_LIBS+= \
117	configure-target-libstdc++-v3 \
118	configure-target-libbacktrace \
119	configure-target-libobjc
120
121# XXX needs to build libstdc++ fully, which fails
122.if 0
123MKNATIVE_CONFIG_TARGET_LIBS+= \
124	configure-target-libsanitizer
125.endif
126
127EXTRA_FILES=	bversion.h gtyp-input.list
128
129BINENV=		/usr/bin/env -i
130
131
132MKNATIVE_ENV=	${BINENV} ${CONFIGURE_ENV:NC*:NLD*} \
133			CC_FOR_BUILD=${CC_FOR_BUILD:Q} \
134			CXX_FOR_BUILD=${HOST_CXX:Q} \
135			CFLAGS_FOR_BUILD="-I${TOOLDIR}/include" \
136			CC=${CC:Q}' '${CCADDFLAGS:Q} \
137			CXX=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
138			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include' '-I${DESTDIR}/usr/include/g++/bits \
139			CFLAGS= CPPFLAGS= CXXFLAGS= LDFLAGS= \
140			AS=${AS:Q} AWK=${TOOL_AWK:Q} LD=${LD:Q} \
141			MSGFMT=${TOOLDIR}/bin/${_TOOL_PREFIX}msgfmt \
142			NM=${NM:Q} OBJDUMP=${OBJDUMP:Q} \
143			XGETTEXT=${TOOLDIR}/bin/${_TOOL_PREFIX}xgettext \
144			ac_cv_prog_cc_cross=yes \
145			ac_cv_func_strcoll_works=yes \
146			ac_cv_func_elf_getshstrndx=no \
147			gcc_cv_func_printf_ptr=yes \
148			gcc_cv_libc_provides_ssp=yes \
149			gdb_cv_printf_has_long_double=yes \
150			gdb_cv_printf_has_long_long=yes \
151			gdb_cv_scanf_has_long_double=yes \
152			gcc_cv_as_sparc_gotdata_op=no
153
154CXXADDFLAGS=	--sysroot=${DESTDIR}
155CCADDFLAGS=	--sysroot=${DESTDIR} -L${DESTDIR}/lib -L${DESTDIR}/usr/lib -B${DESTDIR}/usr/lib/ -I${.OBJDIR}/.native/gcc/include
156
157# NEWCONFIGDIR can be set to a read-write location of the source tree
158# in case the version being used is not.
159NEWCONFIGDIR?=	${.CURDIR}/../..
160
161GCC_MACHINE_ARCH=	${MACHINE_ARCH:S/earmv5/earm/}
162
163bootstrap-libgcc: .configure_done
164	@echo 'Creating files needed for libgcc by a native bootstrap build.'
165	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libgcc)
166	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libgcc-bootstrap \
167		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
168		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
169
170bootstrap-libstdc++: .configure_done
171	@echo 'Creating files needed for libstdc++ by a native bootstrap build.'
172	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libstdc++-v3)
173	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libstdc++-bootstrap \
174		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
175		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
176
177native-gcc: .native/.configure_done
178	@echo 'Extracting GNU GCC configury for a native toolchain.'
179	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} gcc \
180		${.OBJDIR}/.native ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
181		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
182
183NATIVE_CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
184.include "lgpl3.mk"
185
186.if ${MACHINE_ARCH} != "vax"
187NATIVE_CONFIGURE_ARGS+= --enable-tls
188.endif
189.if !empty(MACHINE_ARCH:Mearm*)
190NATIVE_CONFIGURE_ARGS+=	--enable-initfini-array
191.endif
192
193.if ${MACHINE_ARCH} == "m68000"
194NATIVE_CONFIGURE_ARGS+= --disable-shared
195.endif
196
197.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
198EXTRA_GCC_TARGETS=	i386-builtin-types.inc
199.endif
200.if !empty(MACHINE_ARCH:M*arm*)
201EXTRA_GCC_TARGETS=	arm-cpu-data.h arm-cpu-cdata.h
202.endif
203
204NATIVE_CONFIGURE_ARGS+=	\
205			--disable-multilib \
206			--disable-libstdcxx-pch \
207			--build=`${GCCDIST}/config.guess` \
208			--host=${MACHINE_GNU_PLATFORM} \
209			--with-sysroot=${DESTDIR}
210MKENV_BUILD_MAKE=cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE}
211
212.native/.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile
213	mkdir .native .native/gcc .native/gcc/include 2>/dev/null || true
214	# If this fails, gthreads won't be configured initially, but reconfig will.
215	cp ${DESTDIR}/usr/include/g++/bits/gthr-default.h .native/gcc/include || true
216	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
217		(cd .native && ${MKNATIVE_ENV} \
218			${HOST_SH} ${GNUHOSTDIST}/configure \
219			${NATIVE_CONFIGURE_ARGS}) && \
220		(${MKENV_BUILD_MAKE} all-build-libiberty) && \
221		((${MKENV_BUILD_MAKE} all-libcpp) && \
222		 (${MKENV_BUILD_MAKE} all-libbacktrace) && \
223		 (${MKENV_BUILD_MAKE} all-libdecnumber) || true)
224	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
225		(${MKENV_BUILD_MAKE} configure-gcc configure-libcpp) && \
226		(${MKENV_BUILD_MAKE} configure-libiberty) && \
227		(${MKENV_BUILD_MAKE} configure-libdecnumber)
228	# edit Makefile so that maybe-all-gcc does not depend on all-gcc any more.
229		(cd .native && mv Makefile Makefile.config && \
230			${TOOL_SED} -e 's/\(maybe-all-gcc:\) all-gcc/\1/' \
231				    -e 's/\(maybe-all-target-libgcc:\) all-target-libgcc/\1/' \
232				< Makefile.config > Makefile)
233	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
234		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e tree-check.h config.h multilib.h ${EXTRA_FILES})
235	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
236		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e libgcc.mvars tconfig.h); \
237		(cd .native && touch gcc/cc1obj gcc/cc1plus gcc/f771 gcc/libgcc.a gcc/libgcc_s.so)
238	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
239		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e s-omp-device-properties-h)
240.if defined(EXTRA_GCC_TARGETS)
241	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
242		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e ${EXTRA_GCC_TARGETS})
243.endif
244.for _lib in ${MKNATIVE_CONFIG_TARGET_LIBS}
245	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
246		(cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE} \
247			${_lib} \
248			ALL_GCC_C= ALL_GCC_CXX= \
249			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
250			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
251			RAW_CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
252			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
253			ac_cv_prog_cc_cross=yes) && \
254	true
255.endfor
256	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
257		(cd .native/${MACHINE_GNU_PLATFORM}/libstdc++-v3/include && \
258			${MKNATIVE_ENV} ${BUILD_MAKE} \
259			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
260			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
261			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
262			all-local) && \
263	true
264	@touch $@
265
266.if !defined(PREV_GCC)
267.  if exists(PREV_GCC)
268PREV_GCC!=	cat PREV_GCC
269.  else
270PREV_GCC=
271.  endif
272.endif
273
274CLEANFILES+=	PREV_GCC
275
276# Include the local NetBSD GCC version so that bumps to it trigger rebuilds.
277NETBSD_GCC_VERSION_NOSPACE= ${NETBSD_GCC_VERSION:S/ /-/gW}
278
279realall realdepend: .MAKE
280.if !empty(PREV_GCC) && "${PREV_GCC}" != "${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE}"
281	@echo "*** WARNING: GCC has changed version?"
282	@echo "*** PREV_GCC '${PREV_GCC}'"
283	@echo "*** NETBSD_GCC_VERSION_NOSPACE '${NETBSD_GCC_VERSION_NOSPACE}'"
284	@echo "***     !=  EXTERNAL_GCC_SUBDIR-HAVE_GCC-NETBSD_GCC_VERSION_NOSPACE:"
285	@echo "***     !=  '${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE}'"
286	@echo "*** Cleaning mis-matched tools/gcc"
287	rm -f PREV_GCC
288	(cd ${.CURDIR} && ${MAKE} cleandir)
289.endif
290	echo ${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}-${NETBSD_GCC_VERSION_NOSPACE} >PREV_GCC
291
292clean: clean.native
293clean.native:
294	-rm -r -f .native
295