-# Unfortunately, while gcc _should_ be a host module,
-# libgcc is a target module, and gen* programs are
-# build modules. So GCC is a sort of hybrid.
-
-# gcc is the only module which uses GCC_FLAGS_TO_PASS.
-# Don't use shared host config.cache, as it will confuse later
-# directories; GCC wants slightly different values for some
-# precious variables. *sigh*
-
-# We must skip configuring if toplevel bootstrap is going.
-.PHONY: configure-gcc maybe-configure-gcc
-maybe-configure-gcc:
-configure-gcc:
- @test ! -f gcc/Makefile || exit 0; \
- [ -f stage_last ] && exit 0; \
- [ -d gcc ] || mkdir gcc; \
- r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- CC="$(CC)"; export CC; \
- CFLAGS="$(CFLAGS)"; export CFLAGS; \
- CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
- CXX="$(CXX)"; export CXX; \
- CXXFLAGS="$(CXXFLAGS)"; export CXXFLAGS; \
- TOPLEVEL_CONFIGURE_ARGUMENTS="$(TOPLEVEL_CONFIGURE_ARGUMENTS)"; export TOPLEVEL_CONFIGURE_ARGUMENTS; \
- AR="$(AR)"; export AR; \
- AS="$(AS)"; export AS; \
- CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
- DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
- LD="$(LD)"; export LD; \
- NM="$(NM)"; export NM; \
- RANLIB="$(RANLIB)"; export RANLIB; \
- WINDRES="$(WINDRES)"; export WINDRES; \
- OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
- OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
- echo Configuring in gcc; \
- cd gcc || exit 1; \
- case $(srcdir) in \
- \.) \
- srcdiroption="--srcdir=."; \
- libsrcdir=".";; \
- /* | [A-Za-z]:[\\/]*) \
- srcdiroption="--srcdir=$(srcdir)/gcc"; \
- libsrcdir="$$s/gcc";; \
- *) \
- srcdiroption="--srcdir=../$(srcdir)/gcc"; \
- libsrcdir="$$s/gcc";; \
- esac; \
- $(SHELL) $${libsrcdir}/configure \
- $(HOST_CONFIGARGS) $${srcdiroption} \
- || exit 1
-
-# Don't 'make all' in gcc if it's already been made by 'bootstrap'; that
-# causes trouble. This wart will be fixed eventually by moving
-# the bootstrap behavior to this file.
-.PHONY: all-gcc maybe-all-gcc
-maybe-all-gcc:
-all-gcc: configure-gcc
- r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- if [ -f stage_last ] ; then \
- true ; \
- elif [ -f gcc/stage_last ] ; then \
- $(SET_LIB_PATH) \
- (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) quickstrap); \
- else \
- $(SET_LIB_PATH) \
- (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) all); \
- fi
-
-# Building GCC uses some tools for rebuilding "source" files
-# like texinfo, bison/byacc, etc. So we must depend on those.
-#
-# While building GCC, it may be necessary to run various target
-# programs like the assembler, linker, etc. So we depend on
-# those too.
-#
-# In theory, on an SMP all those dependencies can be resolved
-# in parallel.
-#
-GCC_STRAP_TARGETS = bootstrap bootstrap-lean bootstrap2 bootstrap2-lean bootstrap3 bootstrap3-lean bootstrap4 bootstrap4-lean bubblestrap quickstrap cleanstrap restrap
-.PHONY: $(GCC_STRAP_TARGETS)
-$(GCC_STRAP_TARGETS): all-bootstrap configure-gcc
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- $(SET_LIB_PATH) \
- echo "Bootstrapping the compiler"; \
- cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) $@
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- case "$@" in \
- *bootstrap4-lean ) \
- msg="Comparing stage3 and stage4 of the compiler"; \
- compare=compare3-lean ;; \
- *bootstrap4 ) \
- msg="Comparing stage3 and stage4 of the compiler"; \
- compare=compare3 ;; \
- *-lean ) \
- msg="Comparing stage2 and stage3 of the compiler"; \
- compare=compare-lean ;; \
- * ) \
- msg="Comparing stage2 and stage3 of the compiler"; \
- compare=compare ;; \
- esac; \
- $(SET_LIB_PATH) \
- echo "$$msg"; \
- cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) $$compare
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
- $(SET_LIB_PATH) \
- echo "Building runtime libraries"; \
- $(MAKE) $(BASE_FLAGS_TO_PASS) $(RECURSE_FLAGS) all
-
-profiledbootstrap: all-bootstrap configure-gcc
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- $(SET_LIB_PATH) \
- echo "Bootstrapping the compiler"; \
- cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) stageprofile_build
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}` ; export s; \
- $(SET_LIB_PATH) \
- echo "Building runtime libraries and training compiler"; \
- $(MAKE) $(BASE_FLAGS_TO_PASS) $(RECURSE_FLAGS) all
- @r=`${PWD_COMMAND}`; export r; \
- s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
- $(SET_LIB_PATH) \
- echo "Building feedback based compiler"; \
- cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) stagefeedback_build
-