Makefile revision 1.99 
1#	$NetBSD: Makefile,v 1.99 2020/09/05 10:58:08 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
98MKNATIVE_TARGET=	gcc
99
100MKNATIVE_CONFIG_TARGET_LIBS+= \
101	configure-target-libstdc++-v3 \
102	configure-target-libbacktrace \
103	configure-target-libobjc
104
105.if ${HAVE_GCC} >= 9
106# XXX needs to build libstdc++ fully, which fails
107.if 0
108MKNATIVE_CONFIG_TARGET_LIBS+= \
109	configure-target-libsanitizer
110.endif
111.endif
112
113BINENV=		/usr/bin/env -i
114
115
116MKNATIVE_ENV=	${BINENV} ${CONFIGURE_ENV:NC*:NLD*} \
117			CC_FOR_BUILD=${CC_FOR_BUILD:Q} \
118			CXX_FOR_BUILD=${HOST_CXX:Q} \
119			CFLAGS_FOR_BUILD="-I${TOOLDIR}/include" \
120			CC=${CC:Q}' '${CCADDFLAGS:Q} \
121			CXX=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
122			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include' '-I${DESTDIR}/usr/include/g++/bits \
123			CFLAGS= CPPFLAGS= CXXFLAGS= LDFLAGS= \
124			AS=${AS:Q} AWK=${TOOL_AWK:Q} LD=${LD:Q} \
125			MSGFMT=${TOOLDIR}/bin/${_TOOL_PREFIX}msgfmt \
126			NM=${NM:Q} OBJDUMP=${OBJDUMP:Q} \
127			XGETTEXT=${TOOLDIR}/bin/${_TOOL_PREFIX}xgettext \
128			ac_cv_prog_cc_cross=yes \
129			ac_cv_func_strcoll_works=yes \
130			ac_cv_func_elf_getshstrndx=no \
131			gcc_cv_func_printf_ptr=yes \
132			gcc_cv_libc_provides_ssp=yes \
133			gdb_cv_printf_has_long_double=yes \
134			gdb_cv_printf_has_long_long=yes \
135			gdb_cv_scanf_has_long_double=yes \
136			gcc_cv_as_sparc_gotdata_op=no
137
138CXXADDFLAGS=	--sysroot=${DESTDIR}
139CCADDFLAGS=	--sysroot=${DESTDIR} -L${DESTDIR}/lib -L${DESTDIR}/usr/lib -B${DESTDIR}/usr/lib/ -I${.OBJDIR}/.native/gcc/include
140
141# NEWCONFIGDIR can be set to a read-write location of the source tree
142# in case the version being used is not.
143NEWCONFIGDIR?=	${.CURDIR}/../..
144
145bootstrap-libgcc: .configure_done
146	@echo 'Creating files needed for libgcc by a native bootstrap build.'
147	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libgcc)
148	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} lib${MKNATIVE_TARGET}-bootstrap \
149		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
150		${MACHINE_GNU_PLATFORM} ${DESTDIR} ${TOOLDIR}
151
152bootstrap-libstdc++: .configure_done
153	@echo 'Creating files needed for libstdc++ by a native bootstrap build.'
154	(cd ${.OBJDIR}/build && ${BUILD_COMMAND} configure-target-libstdc++-v3)
155	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} libstdc++-bootstrap \
156		${.OBJDIR}/build ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
157		${MACHINE_GNU_PLATFORM} ${DESTDIR} ${TOOLDIR}
158
159native-gcc: .native/.configure_done
160	@echo 'Extracting GNU GCC configury for a native toolchain.'
161	@MAKE=${BUILD_MAKE:Q} ${HOST_SH} ${MKNATIVE} ${MKNATIVE_TARGET} \
162		${.OBJDIR}/.native ${NEWCONFIGDIR} ${NETBSDSRCDIR} \
163		${MACHINE_GNU_PLATFORM} ${DESTDIR} ${TOOLDIR}
164
165NATIVE_CONFIGURE_ARGS=	${COMMON_CONFIGURE_ARGS}
166MPC=		${NETBSDSRCDIR}/external/lgpl3/mpc
167MPFR=		${NETBSDSRCDIR}/external/lgpl3/mpfr
168GMP=		${NETBSDSRCDIR}/external/lgpl3/gmp
169MPCOBJ!=	cd ${MPC}/lib/libmpc && ${PRINTOBJDIR}
170MPFROBJ!=	cd ${MPFR}/lib/libmpfr && ${PRINTOBJDIR}
171GMPOBJ!=	cd ${GMP}/lib/libgmp && ${PRINTOBJDIR}
172
173.include "../../external/lgpl3/gmp/Makefile.arch"
174
175NATIVE_CONFIGURE_ARGS+=	\
176			--with-mpc-lib=${MPCOBJ} \
177			--with-mpfr-lib=${MPFROBJ} \
178			--with-gmp-lib=${GMPOBJ} \
179			--with-mpc-include=${MPC}/dist/src \
180			--with-mpfr-include=${MPFR}/dist/src \
181			--with-gmp-include=${GMP}/lib/libgmp/arch/${GMP_MACHINE_ARCH}
182
183.if ${MACHINE_ARCH} != "vax"
184NATIVE_CONFIGURE_ARGS+= --enable-tls
185.endif
186.if !empty(MACHINE_ARCH:Mearm*)
187NATIVE_CONFIGURE_ARGS+=	--enable-initfini-array
188.endif
189
190.if ${MACHINE_ARCH} == "m68000"
191NATIVE_CONFIGURE_ARGS+= --disable-shared
192.endif
193
194.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
195EXTRA_GCC_TARGETS=	i386-builtin-types.inc
196.endif
197.if !empty(MACHINE_ARCH:M*arm*)
198EXTRA_GCC_TARGETS=	arm-cpu-data.h arm-cpu-cdata.h
199.endif
200
201NATIVE_CONFIGURE_ARGS+=	\
202			--disable-multilib \
203			--disable-libstdcxx-pch \
204			--build=`${GCCDIST}/config.guess` \
205			--host=${MACHINE_GNU_PLATFORM} \
206			--with-sysroot=${DESTDIR}
207MKENV_BUILD_MAKE=cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE}
208
209.native/.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile
210	mkdir .native .native/gcc .native/gcc/include 2>/dev/null || true
211	# If this fails, gthreads won't be configured initially, but reconfig will.
212	cp ${DESTDIR}/usr/include/g++/bits/gthr-default.h .native/gcc/include || true
213	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
214		(cd .native && ${MKNATIVE_ENV} \
215			${HOST_SH} ${GNUHOSTDIST}/configure \
216			${NATIVE_CONFIGURE_ARGS}) && \
217		(${MKENV_BUILD_MAKE} all-build-libiberty) && \
218		((${MKENV_BUILD_MAKE} all-libcpp) && \
219		 (${MKENV_BUILD_MAKE} all-libbacktrace) && \
220		 (${MKENV_BUILD_MAKE} all-libdecnumber) || true)
221	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
222		(${MKENV_BUILD_MAKE} configure-gcc configure-libcpp) && \
223		(${MKENV_BUILD_MAKE} configure-libiberty) && \
224		(${MKENV_BUILD_MAKE} configure-libdecnumber)
225	# edit Makefile so that maybe-all-gcc does not depend on all-gcc any more.
226		(cd .native && mv Makefile Makefile.config && \
227			${TOOL_SED} -e 's/\(maybe-all-gcc:\) all-gcc/\1/' \
228				    -e 's/\(maybe-all-target-libgcc:\) all-target-libgcc/\1/' \
229				< Makefile.config > Makefile)
230	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
231		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e tree-check.h config.h multilib.h gcov-iov.h)
232	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
233		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e libgcc.mvars tconfig.h); \
234		(cd .native && touch gcc/cc1obj gcc/cc1plus gcc/f771 gcc/libgcc.a gcc/libgcc_s.so)
235.if defined(EXTRA_GCC_TARGETS)
236	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
237		(cd .native/gcc && ${MKNATIVE_ENV} ${BUILD_MAKE} -e ${EXTRA_GCC_TARGETS})
238.endif
239.for _lib in ${MKNATIVE_CONFIG_TARGET_LIBS}
240	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
241		(cd .native && ${MKNATIVE_ENV} ${BUILD_MAKE} \
242			${_lib} \
243			ALL_GCC_C= ALL_GCC_CXX= \
244			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
245			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
246			RAW_CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
247			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
248			ac_cv_prog_cc_cross=yes) && \
249	true
250.endfor
251	PATH=${TOOLDIR}/bin:$$PATH; export PATH; \
252		(cd .native/${MACHINE_GNU_PLATFORM}/libstdc++-v3/include && \
253			${MKNATIVE_ENV} ${BUILD_MAKE} \
254			CC_FOR_TARGET=${CC:Q}' '${CCADDFLAGS:Q} \
255			CXX_FOR_TARGET=${CXX:Q}' '${CCADDFLAGS:Q}' '${CXXADDFLAGS:Q} \
256			CPP=${CPP:Q}' '-I${DESTDIR}/usr/include \
257			all-local) && \
258	true
259	@touch $@
260
261.if !defined(PREV_GCC)
262.  if exists(PREV_GCC)
263PREV_GCC!=	cat PREV_GCC
264.  else
265PREV_GCC=
266.  endif
267.endif
268
269CLEANFILES+=	PREV_GCC
270
271realall realdepend: .MAKE
272.if !empty(PREV_GCC) && "${PREV_GCC}" != "${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}"
273	@echo "*** WARNING: GCC has changed version?"
274	@echo "*** PREV_GCC '${PREV_GCC}'"
275	@echo "***     !=  EXTERNAL_GCC_SUBDIR-HAVE_GCC '${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}'"
276	@echo "*** Cleaning mis-matched tools/gcc"
277	rm -f PREV_GCC
278	(cd ${.CURDIR} && ${MAKE} cleandir)
279.endif
280	echo ${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC} >PREV_GCC
281
282clean: clean.native
283clean.native:
284	-rm -r -f .native
285