xref: /netbsd-src/tools/gcc/Makefile (revision 4d342c046e3288fb5a1edcd33cfec48c41c80664)
1#	$NetBSD: Makefile,v 1.100 2020/09/06 02:24:38 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
11.if ${HAVE_GCC} == 7
12MKNATIVE=		${.CURDIR}/mknative-gcc.old
13.endif
14
15# Defaults
16CC_FOR_BUILD=		${HOST_CXX:Q}
17MKNATIVE?=		${.CURDIR}/mknative-gcc
18
19.if ${MACHINE_ARCH} == "x86_64" || ${MACHINE_ARCH} == "sparc64"
20MULTILIB_ARGS= --enable-multilib
21.else
22MULTILIB_ARGS= --disable-multilib
23.endif
24
25.if ${MKSOFTFLOAT} != "no" && ${MACHINE_CPU} != "m68k" \
26    && ${MACHINE_CPU} != "or1k" && ${MACHINE_CPU} != "sh3"
27SOFTFLOAT_ARGS=	-with-float=soft
28.endif
29
30.include "gcc-version.mk"
31
32COMMON_CONFIGURE_ARGS=	--target=${MACHINE_GNU_PLATFORM} \
33			--enable-long-long \
34			--enable-threads \
35			--with-bugurl=http://www.NetBSD.org/support/send-pr.html \
36			--with-pkgversion="NetBSD ${NETBSD_GCC_VERSION}" \
37			--with-system-zlib \
38			--without-isl \
39			--enable-__cxa_atexit \
40			--enable-libstdcxx-time=rt \
41			--enable-libstdcxx-threads \
42			--with-diagnostics-color=auto-if-env
43.if defined(GCC_CONFIG_ARCH.${MACHINE_ARCH})
44COMMON_CONFIGURE_ARGS+=	--with-arch=${GCC_CONFIG_ARCH.${MACHINE_ARCH}}
45.endif
46.if defined(GCC_CONFIG_TUNE.${MACHINE_ARCH})
47COMMON_CONFIGURE_ARGS+=	--with-tune=${GCC_CONFIG_TUNE.${MACHINE_ARCH}}
48.endif
49
50# Too many CPUs have one or both of these bugs, the common code should
51# default to safety.
52.if ${MACHINE_CPU} == "aarch64"
53COMMON_CONFIGURE_ARGS+=	--enable-fix-cortex-a53-835769 \
54			--enable-fix-cortex-a53-843419
55.endif
56
57.if ${HAVE_GCC} >= 7
58COMMON_CONFIGURE_ARGS+=	--with-default-libstdcxx-abi=new
59.endif
60
61CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
62CONFIGURE_ARGS+= \
63		--with-sysroot=${DESTDIR} \
64		--with-mpc=${TOOLDIR} \
65		--with-mpfr=${TOOLDIR} \
66		--with-gmp=${TOOLDIR} \
67		--disable-nls \
68		${MULTILIB_ARGS} \
69		${SOFTFLOAT_ARGS} \
70		--program-transform-name="s,^,${MACHINE_GNU_PLATFORM}-," \
71		--enable-languages="${GCC_LANGUAGES}"
72
73GCC_CPPFLAGS=	-DNETBSD_TOOLS -DTARGET_SYSTEM_ROOT=0 \
74		-DTARGET_SYSTEM_ROOT_RELOCATABLE
75
76MAKE_ARGS=	MACHINE= MAKEINFO=${TOOL_MAKEINFO:Q} \
77		LIBGCC= LIBGCC1= LIBGCC1_TEST= LIBGCC2= INSTALL_LIBGCC= \
78		EXTRA_PARTS= CPPFLAGS=${GCC_CPPFLAGS:Q} \
79		AR=${HOST_AR:Q} RANLIB=${HOST_RANLIB:Q}
80
81CONFIGURE_ENV+= gcc_cv_libc_provides_ssp=yes \
82		gcc_cv_as_sparc_gotdata_op=no
83
84ALL_TARGET=	all-gcc
85INSTALL_TARGET=	install-gcc
86
87.include "${.CURDIR}/../Makefile.gmakehost"
88BUILD_MAKE=${TOOL_GMAKE}
89
90#
91# mknative-gcc specific stuff
92#
93
94MKNATIVE_CONFIG_TARGET_LIBS=
95
96MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgcc
97MKNATIVE_CONFIG_TARGET_LIBS+=	configure-target-libgomp
98
99MKNATIVE_CONFIG_TARGET_LIBS+= \
100	configure-target-libstdc++-v3 \
101	configure-target-libbacktrace \
102	configure-target-libobjc
103
104.if ${HAVE_GCC} >= 9
105# XXX needs to build libstdc++ fully, which fails
106.if 0
107MKNATIVE_CONFIG_TARGET_LIBS+= \
108	configure-target-libsanitizer
109.endif
110.endif
111
112BINENV=		/usr/bin/env -i
113
114
115MKNATIVE_ENV=	${BINENV} ${CONFIGURE_ENV:NC*:NLD*} \
116			CC_FOR_BUILD=${CC_FOR_BUILD:Q} \
117			CXX_FOR_BUILD=${HOST_CXX:Q} \
118			CFLAGS_FOR_BUILD="-I${TOOLDIR}/include" \
119			CC=${CC:Q}' '${CCADDFLAGS:Q} \
120			CXX=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
121			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include' '-I${DESTDIR}/usr/include/g++/bits \
122			CFLAGS= CPPFLAGS= CXXFLAGS= LDFLAGS= \
123			AS=${AS:Q} AWK=${TOOL_AWK:Q} LD=${LD:Q} \
124			MSGFMT=${TOOLDIR}/bin/${_TOOL_PREFIX}msgfmt \
125			NM=${NM:Q} OBJDUMP=${OBJDUMP:Q} \
126			XGETTEXT=${TOOLDIR}/bin/${_TOOL_PREFIX}xgettext \
127			ac_cv_prog_cc_cross=yes \
128			ac_cv_func_strcoll_works=yes \
129			ac_cv_func_elf_getshstrndx=no \
130			gcc_cv_func_printf_ptr=yes \
131			gcc_cv_libc_provides_ssp=yes \
132			gdb_cv_printf_has_long_double=yes \
133			gdb_cv_printf_has_long_long=yes \
134			gdb_cv_scanf_has_long_double=yes \
135			gcc_cv_as_sparc_gotdata_op=no
136
137CXXADDFLAGS=	--sysroot=${DESTDIR}
138CCADDFLAGS=	--sysroot=${DESTDIR} -L${DESTDIR}/lib -L${DESTDIR}/usr/lib -B${DESTDIR}/usr/lib/ -I${.OBJDIR}/.native/gcc/include
139
140# NEWCONFIGDIR can be set to a read-write location of the source tree
141# in case the version being used is not.
142NEWCONFIGDIR?=	${.CURDIR}/../..
143
144GCC_MACHINE_ARCH=	${MACHINE_ARCH:S/earmv5/earm/}
145
146bootstrap-libgcc: .configure_done
147	@echo 'Creating files needed for libgcc by a native bootstrap build.'
148	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libgcc)
149	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libgcc-bootstrap \
150		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
151		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
152
153bootstrap-libstdc++: .configure_done
154	@echo 'Creating files needed for libstdc++ by a native bootstrap build.'
155	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libstdc++-v3)
156	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libstdc++-bootstrap \
157		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
158		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
159
160native-gcc: .native/.configure_done
161	@echo 'Extracting GNU GCC configury for a native toolchain.'
162	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} gcc \
163		${.OBJDIR}/.native ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
164		${MACHINE_GNU_PLATFORM} ${GCC_MACHINE_ARCH} ${DESTDIR} ${TOOLDIR}
165
166NATIVE_CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
167MPC=		${NETBSDSRCDIR}/external/lgpl3/mpc
168MPFR=		${NETBSDSRCDIR}/external/lgpl3/mpfr
169GMP=		${NETBSDSRCDIR}/external/lgpl3/gmp
170MPCOBJ!=	cd ${MPC}/lib/libmpc && ${PRINTOBJDIR}
171MPFROBJ!=	cd ${MPFR}/lib/libmpfr && ${PRINTOBJDIR}
172GMPOBJ!=	cd ${GMP}/lib/libgmp && ${PRINTOBJDIR}
173
174.include "../../external/lgpl3/gmp/Makefile.arch"
175
176NATIVE_CONFIGURE_ARGS+=	\
177			--with-mpc-lib=${MPCOBJ} \
178			--with-mpfr-lib=${MPFROBJ} \
179			--with-gmp-lib=${GMPOBJ} \
180			--with-mpc-include=${MPC}/dist/src \
181			--with-mpfr-include=${MPFR}/dist/src \
182			--with-gmp-include=${GMP}/lib/libgmp/arch/${GMP_MACHINE_ARCH}
183
184.if ${MACHINE_ARCH} != "vax"
185NATIVE_CONFIGURE_ARGS+= --enable-tls
186.endif
187.if !empty(MACHINE_ARCH:Mearm*)
188NATIVE_CONFIGURE_ARGS+=	--enable-initfini-array
189.endif
190
191.if ${MACHINE_ARCH} == "m68000"
192NATIVE_CONFIGURE_ARGS+= --disable-shared
193.endif
194
195.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
196EXTRA_GCC_TARGETS=	i386-builtin-types.inc
197.endif
198.if !empty(MACHINE_ARCH:M*arm*)
199EXTRA_GCC_TARGETS=	arm-cpu-data.h arm-cpu-cdata.h
200.endif
201
202NATIVE_CONFIGURE_ARGS+=	\
203			--disable-multilib \
204			--disable-libstdcxx-pch \
205			--build=`${GCCDIST}/config.guess` \
206			--host=${MACHINE_GNU_PLATFORM} \
207			--with-sysroot=${DESTDIR}
208MKENV_BUILD_MAKE=cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE}
209
210.native/.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile
211	mkdir .native .native/gcc .native/gcc/include 2>/dev/null || true
212	# If this fails, gthreads won't be configured initially, but reconfig will.
213	cp ${DESTDIR}/usr/include/g++/bits/gthr-default.h .native/gcc/include || true
214	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
215		(cd .native && ${MKNATIVE_ENV} \
216			${HOST_SH} ${GNUHOSTDIST}/configure \
217			${NATIVE_CONFIGURE_ARGS}) && \
218		(${MKENV_BUILD_MAKE} all-build-libiberty) && \
219		((${MKENV_BUILD_MAKE} all-libcpp) && \
220		 (${MKENV_BUILD_MAKE} all-libbacktrace) && \
221		 (${MKENV_BUILD_MAKE} all-libdecnumber) || true)
222	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
223		(${MKENV_BUILD_MAKE} configure-gcc configure-libcpp) && \
224		(${MKENV_BUILD_MAKE} configure-libiberty) && \
225		(${MKENV_BUILD_MAKE} configure-libdecnumber)
226	# edit Makefile so that maybe-all-gcc does not depend on all-gcc any more.
227		(cd .native && mv Makefile Makefile.config && \
228			${TOOL_SED} -e 's/\(maybe-all-gcc:\) all-gcc/\1/' \
229				    -e 's/\(maybe-all-target-libgcc:\) all-target-libgcc/\1/' \
230				< Makefile.config > Makefile)
231	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
232		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e tree-check.h config.h multilib.h gcov-iov.h)
233	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
234		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e libgcc.mvars tconfig.h); \
235		(cd .native && touch gcc/cc1obj gcc/cc1plus gcc/f771 gcc/libgcc.a gcc/libgcc_s.so)
236.if defined(EXTRA_GCC_TARGETS)
237	PATH=${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 $@
261
262.if !defined(PREV_GCC)
263.  if exists(PREV_GCC)
264PREV_GCC!=	cat PREV_GCC
265.  else
266PREV_GCC=
267.  endif
268.endif
269
270CLEANFILES+=	PREV_GCC
271
272realall realdepend: .MAKE
273.if !empty(PREV_GCC) && "${PREV_GCC}" != "${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}"
274	@echo "*** WARNING: GCC has changed version?"
275	@echo "*** PREV_GCC '${PREV_GCC}'"
276	@echo "***     !=  EXTERNAL_GCC_SUBDIR-HAVE_GCC '${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}'"
277	@echo "*** Cleaning mis-matched tools/gcc"
278	rm -f PREV_GCC
279	(cd ${.CURDIR} && ${MAKE} cleandir)
280.endif
281	echo ${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC} >PREV_GCC
282
283clean: clean.native
284clean.native:
285	-rm -r -f .native
286