sim/common/Make-common.in - binutils-gdb - Git at Google

 # Makefile fragment for common parts of all simulators.
 # Copyright 1997-2021 Free Software Foundation, Inc.
 # Contributed by Cygnus Support.

 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.

 # This Makefile fragment consists of two separate parts.
 # They are merged into the final Makefile at points denoted by
 # "## COMMON_PRE_CONFIG_FRAG" and "## COMMON_POST_CONFIG_FRAG".
 #
 # The target Makefile should look like:
 #
 #># Copyright blah blah
 #>
 #>## COMMON_PRE_CONFIG_FRAG
 #>
 #># Any overrides necessary for the SIM_FOO config vars.
 #>SIM_FOO = ...
 #>
 #>## COMMON_POST_CONFIG_FRAG
 #>
 #># Rules to build target specific .o's.

 ## COMMON_PRE_CONFIG_FRAG

 srcdir = @abs_srcdir@
 VPATH = $(srcdir):$(srccom)
 srccom = $(srcdir)/../common
 srcroot = $(srcdir)/../..
 srcsim = $(srcdir)/..

 @SIM_COMMON_BUILD_FALSE@config.status = config.status
 @SIM_COMMON_BUILD_TRUE@config.status = ../config.status

 include $(srcroot)/gdb/silent-rules.mk

 # Helper code from gnulib.
 GNULIB_PARENT_DIR = ../..
 include $(GNULIB_PARENT_DIR)/gnulib/Makefile.gnulib.inc

 # Settings from top-level configure.
 include ../arch-subdir.mk

 prefix = @prefix@
 exec_prefix = @exec_prefix@

 bindir = @bindir@

 libdir = @libdir@
 tooldir = $(libdir)/$(target_alias)

 datadir = @datadir@
 datarootdir = @datarootdir@
 mandir = @mandir@
 man1dir = $(mandir)/man1
 infodir = @infodir@
 includedir = @includedir@

 # This can be referenced by the gettext configuration code.
 top_builddir = ..

 SHELL = @SHELL@

 SIM_BITSIZE = @sim_bitsize@
 SIM_FLOAT = @sim_float@
 SIM_WARN_CFLAGS = $(WARN_CFLAGS)
 SIM_WERROR_CFLAGS = $(WERROR_CFLAGS)

 # Dependency tracking information.
 depcomp = $(SHELL) $(srcroot)/depcomp

 # Note that these are overridden by GNU make-specific code below if
 # GNU make is used.  The overrides implement dependency tracking.
 COMPILE.pre = $(CC) $(C_DIALECT)
 COMPILE.post = -c -o $@
 COMPILE = $(ECHO_CC) $(COMPILE.pre) $(ALL_CFLAGS) $(COMPILE.post)
 POSTCOMPILE = @true

 # igen leaks memory, and therefore makes AddressSanitizer unhappy.  Disable
 # leak detection while running it.
 IGEN = ../igen/igen$(EXEEXT)
 IGEN_RUN = ASAN_OPTIONS=detect_leaks=0 $(IGEN)

 # Each simulator's Makefile.in defines one or more of these variables
 # to override our settings as necessary.  There is no need to define these
 # in the simulator's Makefile.in if one is using the default value.  In fact
 # it's preferable not to.

 # List of object files, less common parts.
 SIM_OBJS =
 # List of extra dependencies.
 # Generally this consists of simulator specific files included by sim-main.h.
 SIM_EXTRA_DEPS =
 # List of flags to always pass to $(CC).
 SIM_EXTRA_CFLAGS =
 # List of extra libraries to link with.
 SIM_EXTRA_LIBS =
 # List of main object files for `run'.
 SIM_RUN_OBJS = nrun.o
 # Dependency of `install' to install any extra files.
 SIM_EXTRA_INSTALL =
 # Dependency of `clean' to clean any extra files.
 SIM_EXTRA_CLEAN =
 # Likewise `distclean'
 SIM_EXTRA_DISTCLEAN =

 # Every time a new general purpose source file was added every target's
 # Makefile.in needed to be updated to include the file in SIM_OBJS.
 # This doesn't scale.
 # This variable specifies all the generic stuff common to the newer simulators.
 # Things like sim-reason.o can't go here as the cpu may provide its own
 # (though hopefully in time that won't be so).  Things like sim-bits.o can go
 # here.  Some files are used by all simulators (e.g. callback.o).
 # Those files are specified in LIB_OBJS below.

 SIM_COMMON_HW_OBJS = \
 	hw-alloc.o \
 	hw-base.o \
 	hw-device.o \
 	hw-events.o \
 	hw-handles.o \
 	hw-instances.o \
 	hw-ports.o \
 	hw-properties.o \
 	hw-tree.o \
 	sim-hw.o \

 SIM_NEW_COMMON_OBJS = \
 	sim-arange.o \
 	sim-bits.o \
 	sim-close.o \
 	sim-command.o \
 	sim-config.o \
 	sim-core.o \
 	sim-cpu.o \
 	sim-endian.o \
 	sim-engine.o \
 	sim-events.o \
 	sim-fpu.o \
 	sim-hload.o \
 	sim-hrw.o \
 	sim-io.o \
 	sim-info.o \
 	sim-memopt.o \
 	sim-model.o \
 	sim-module.o \
 	sim-options.o \
 	sim-profile.o \
 	sim-reason.o \
 	sim-reg.o \
 	sim-signal.o \
 	sim-stop.o \
 	sim-syscall.o \
 	sim-trace.o \
 	sim-utils.o \
 	sim-watch.o \
 	\
 	$(SIM_HW_OBJS) \

 # cgen-sim.h and the headers it includes
 CGEN_SIM_DEPS = \
 	$(srccom)/cgen-sim.h \
 	$(srccom)/cgen-defs.h \
 	$(srccom)/cgen-scache.h \
 	$(srccom)/cgen-fpu.h \
 	$(srccom)/cgen-par.h \
 	$(srccom)/cgen-cpu.h \
 	$(srccom)/cgen-trace.h \
 	cpuall.h

 # Add this to SIM_EXTRA_DEPS.
 CGEN_INCLUDE_DEPS = \
 	$(CGEN_SIM_DEPS) \
 	$(srccom)/cgen-engine.h \
 	$(srccom)/cgen-types.h \
 	$(srcdir)/../../include/opcode/cgen.h

 ## End COMMON_PRE_CONFIG_FRAG

 ## COMMON_POST_CONFIG_FRAG

 CONFIG_CFLAGS = \
 	-DHAVE_CONFIG_H \
 	$(SIM_BITSIZE) \
 	$(SIM_FLOAT) \
 	$(SIM_HW_CFLAGS) \
 	$(SIM_INLINE) \
 	$(SIM_WARN_CFLAGS) \
 	$(SIM_WERROR_CFLAGS) \
 	$(SIM_HARDWARE)
 CSEARCH = -I. -I$(srcdir) -I../common -I$(srccom) \
   -I../../include -I$(srcroot)/include \
   -I../../bfd -I$(srcroot)/bfd \
   -I../../opcodes -I$(srcroot)/opcodes \
   -I../.. \
   $(INTL_CFLAGS)
 ALL_CFLAGS = $(CONFIG_CFLAGS) $(CSEARCH) $(INCGNU) $(SIM_EXTRA_CFLAGS) $(CFLAGS)
 BUILD_CFLAGS = $(CFLAGS_FOR_BUILD) $(CSEARCH)

 COMMON_DEP_CFLAGS = $(CONFIG_CFLAGS) $(CSEARCH) $(SIM_EXTRA_CFLAGS)

 SIM_HW_DEVICES = cfi core pal glue $(SIM_EXTRA_HW_DEVICES)

 ZLIB = $(zlibdir) -lz
 LIBIBERTY_LIB = ../../libiberty/libiberty.a
 BFD_LIB = ../../bfd/libbfd.a
 OPCODES_LIB = ../../opcodes/libopcodes.a
 CONFIG_LIBS = $(COMMON_LIBS) @LIBS@ $(ZLIB)
 LIBDEPS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL_DEP) $(LIBIBERTY_LIB)
 EXTRA_LIBS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL) $(LIBIBERTY_LIB) \
 	$(CONFIG_LIBS) $(SIM_EXTRA_LIBS) $(LIBDL) $(LIBGNU) $(LIBGNU_EXTRA_LIBS)

 COMMON_OBJS_NAMES = \
 	portability.o \
 	sim-load.o \
 	version.o
 COMMON_OBJS = $(COMMON_OBJS_NAMES:%=../common/common_libcommon_a-%)

 LIB_OBJS = callback.o modules.o syscall.o targ-map.o $(COMMON_OBJS) $(SIM_OBJS)

 COMPILE_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS)
 LINK_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS) $(LDFLAGS_FOR_BUILD) -o $@

 RUNTESTFLAGS =

 callback_h = $(srcroot)/include/sim/callback.h
 remote_sim_h = $(srcroot)/include/sim/sim.h

 all: libsim.a run$(EXEEXT) .gdbinit

 libsim.a: $(LIB_OBJS)
 	rm -f libsim.a
 	$(ECHO_AR) $(AR) $(AR_FLAGS) libsim.a $(LIB_OBJS)
 	$(ECHO_RANLIB) $(RANLIB) libsim.a

 run$(EXEEXT): $(SIM_RUN_OBJS) libsim.a $(LIBDEPS)
 	$(ECHO_CCLD) $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o run$(EXEEXT) \
 	  $(SIM_RUN_OBJS) libsim.a $(EXTRA_LIBS)

 # FIXME: Ideally, callback.o and friends live in a library outside of
 # both the gdb and simulator source trees (e.g. devo/remote.  Not
 # devo/libremote because this directory would contain more than just
 # a library).

 gentmap.o: Makefile $(srccom)/gentmap.c $(srccom)/nltvals.def
 	$(ECHO_CC) $(COMPILE_FOR_BUILD) -o $@ -c $(srccom)/gentmap.c $(NL_TARGET)

 gentmap: gentmap.o
 	$(ECHO_CC) $(LINK_FOR_BUILD) $<

 targ-vals.h targ-map.c: stamp-tvals
 stamp-tvals: gentmap
 	rm -f tmp-tvals.h tmp-tmap.c
 	./gentmap -h >tmp-tvals.h
 	$(SHELL) $(srcroot)/move-if-change tmp-tvals.h targ-vals.h
 	./gentmap -c >tmp-tmap.c
 	$(SHELL) $(srcroot)/move-if-change tmp-tmap.c targ-map.c
 	touch stamp-tvals

 #
 # Rules for building sim-* components.  Triggered by listing the corresponding
 # .o file in the list of simulator targets.
 #

 sim_main_headers = \
 	sim-main.h \
 	$(sim-assert_h) \
 	$(sim-base_h) \
 	$(sim-cpu_h) \
 	$(sim-engine_h) \
 	$(sim-events_h) \
 	$(sim-memopt_h) \
 	$(sim-model_h) \
 	$(sim-module_h) \
 	$(sim-profile_h) \
 	$(sim-trace_h) \
 	$(sim-watch_h) \
 	$(sim-basics_h) \
 	$(SIM_EXTRA_DEPS)

 # Exported version of sim_main_headers.
 SIM_MAIN_DEPS = \
 	$(sim_main_headers)

 sim-alu_h = $(srccom)/sim-alu.h
 sim-arange_h = $(srccom)/sim-arange.h
 sim-assert_h = $(srccom)/sim-assert.h
 sim-base_h = $(srccom)/sim-base.h \
 		$(sim-module_h) \
 		$(sim-trace_h) \
 		$(sim-core_h) \
 		$(sim-events_h) \
 		$(sim-profile_h) \
 		$(sim-model_h) \
 		$(sim-io_h) \
 		$(sim-engine_h) \
 		$(sim-watch_h) \
 		$(sim-memopt_h) \
 		$(sim-cpu_h)
 sim-basics_h = $(srccom)/sim-basics.h \
 		$(sim-config_h) \
 		$(callback_h) \
 		$(sim-inline_h) \
 		$(sim-types_h) \
 		$(sim-bits_h) \
 		$(sim-endian_h) \
 		$(sim-signal_h) \
 		$(sim-arange_h) \
 		$(sim-utils_h)
 sim-bits_h = $(srccom)/sim-bits.h \
 		$(srccom)/sim-bits.c
 sim-config_h = $(srccom)/sim-config.h
 sim-core_h = $(srccom)/sim-core.h
 sim-cpu_h = $(srccom)/sim-cpu.h
 sim-endian_h = $(srccom)/sim-endian.h \
 		$(srccom)/sim-endian.c
 sim-engine_h = $(srccom)/sim-engine.h
 sim-events_h = $(srccom)/sim-events.h
 sim-fpu_h = $(srccom)/sim-fpu.h
 sim-hw_h = $(srccom)/sim-hw.h
 sim-inline_h = $(srccom)/sim-inline.h
 sim-io_h = $(srccom)/sim-io.h
 sim-memopt_h = $(srccom)/sim-memopt.h
 sim-model_h = $(srccom)/sim-model.h
 sim-module_h = $(srccom)/sim-module.h
 sim-n-bits_h = $(srccom)/sim-n-bits.h
 sim-n-core_h = $(srccom)/sim-n-core.h
 sim-n-endian_h = $(srccom)/sim-n-endian.h
 sim-options_h = $(srccom)/sim-options.h
 sim-profile_h = $(srccom)/sim-profile.h
 sim-signal_h = $(srccom)/sim-signal.h
 sim-trace_h = $(srccom)/sim-trace.h
 sim-types_h = $(srccom)/sim-types.h
 sim-utils_h = $(srccom)/sim-utils.h
 sim-watch_h = $(srccom)/sim-watch.h

 hw-alloc_h = $(srccom)/hw-alloc.h
 hw-base_h = $(srccom)/hw-base.h
 hw-device_h = $(srccom)/hw-device.h
 hw-events_h = $(srccom)/hw-events.h
 hw-handles_h = $(srccom)/hw-handles.h
 hw-instances_h = $(srccom)/hw-instances.h
 hw-ports_h = $(srccom)/hw-ports.h
 hw-properties_h = $(srccom)/hw-properties.h
 hw-tree_h = $(srccom)/hw-tree.h

 hw_main_headers = \
 	$(srccom)/hw-main.h \
 	$(hw-alloc_h) \
 	$(hw-base_h) \
 	$(hw-device_h) \
 	$(hw-events_h) \
 	$(hw-instances_h) \
 	$(hw-handles_h) \
 	$(hw-ports_h) \
 	$(hw-properties_h) \

 #
 # Dependency tracking.  Most of this is conditional on GNU Make being
 # found by configure; if GNU Make is not found, we fall back to a
 # simpler scheme.
 #

 ifeq ($(DEPMODE),depmode=gcc3)
 # Note that we put the dependencies into a .Tpo file, then move them
 # into place if the compile succeeds.  We need this because gcc does
 # not atomically write the dependency output file.
 override COMPILE.post = -c -o $@ -MT $@ -MMD -MP \
 	-MF $(DEPDIR)/$(basename $(@F)).Tpo
 override POSTCOMPILE = @mv $(DEPDIR)/$(basename $(@F)).Tpo \
 	$(DEPDIR)/$(basename $(@F)).Po
 else
 override COMPILE.pre = source='$<' object='$@' libtool=no \
 	DEPDIR=$(DEPDIR) $(DEPMODE) $(depcomp) $(CC)
 # depcomp handles atomicity for us, so we don't need a postcompile
 # step.
 override POSTCOMPILE =
 endif

 all_object_files = $(LIB_OBJS) $(SIM_RUN_OBJS)
 generated_files = \
 	$(SIM_EXTRA_DEPS) \
 	hw-config.h \
 	modules.c \
 	targ-map.c \
 	targ-vals.h

 # Ensure that generated files are created early.  Use order-only
 # dependencies if available.  They require GNU make 3.80 or newer,
 # and the .VARIABLES variable was introduced at the same time.
 ifdef .VARIABLES
 $(all_object_files): | $(generated_files)
 else
 $(all_object_files) : $(generated_files)
 endif

 # Dependencies.
 -include $(patsubst %.o, $(DEPDIR)/%.Po, $(all_object_files))

 # FIXME This is one very simple-minded way of generating the file hw-config.h
 hw-config.h: stamp-hw ; @true
 stamp-hw: Makefile.in $(srccom)/Make-common.in $(config.status) Makefile
 	rm -f tmp-hw.h
 	echo "/* generated by Makefile */" > tmp-hw.h
 	sim_hw="$(SIM_HW_DEVICES)"; \
 	for hw in $$sim_hw ; do \
 	  echo "extern const struct hw_descriptor dv_$${hw}_descriptor[];" ; \
 	done >> tmp-hw.h
 	echo "const struct hw_descriptor *hw_descriptors[] = {" >> tmp-hw.h
 	sim_hw="$(SIM_HW_DEVICES)"; \
 	for hw in $$sim_hw ; do \
 	  echo "  dv_$${hw}_descriptor," ; \
 	done >> tmp-hw.h
 	echo "  NULL," >> tmp-hw.h
 	echo "};" >> tmp-hw.h
 	$(SHELL) $(srcroot)/move-if-change tmp-hw.h hw-config.h
 	@echo stamp > stamp-hw

 test-hw-events: $(srccom)/hw-events.c libsim.a
 	$(CC) $(ALL_CFLAGS) -DMAIN -o test-hw-events$(EXEEXT) \
 		$(srccom)/hw-events.c libsim.a $(EXTRA_LIBS)

 # See sim_pre_argv_init and sim_module_install in sim-module.c for more details.
 modules.c: stamp-modules ; @true
 stamp-modules: Makefile $(SIM_OBJS:.o=.c)
 	@echo Generating $@
 	@LANG=C ; export LANG ; \
 	LC_ALL=C ; export LC_ALL ; \
 	sed -n -e '/^sim_install_/{s/^\(sim_install_[a-z_0-9A-Z]*\).*/\1/;p}' $^ | sort >$@.l-tmp
 	@set -e; (\
 	echo '/* Do not modify this file.  */'; \
 	echo '/* It is created automatically by the Makefile.  */'; \
 	echo '#include "libiberty.h"'; \
 	echo '#include "sim-module.h"'; \
 	sed -e 's:\(.*\):extern MODULE_INIT_FN \1;:' $@.l-tmp; \
 	echo 'MODULE_INSTALL_FN * const sim_modules_detected[] = {'; \
 	sed -e 's:\(.*\):  \1,:' $@.l-tmp; \
 	echo '};'; \
 	echo 'const int sim_modules_detected_len = ARRAY_SIZE (sim_modules_detected);'; \
 	) >$@.tmp
 	$(SHELL) $(srcroot)/move-if-change $@.tmp modules.c
 	@rm -f $@.l-tmp $@.tmp
 	touch $@

 # CGEN support.

 # For use in Makefile.in for cpu-specific files.
 CGEN_MAIN_CPU_DEPS = \
 	$(SIM_MAIN_DEPS) \
 	$(srccom)/cgen-ops.h \
 	$(srccom)/cgen-mem.h

 # Support targets.

 install: install-common $(SIM_EXTRA_INSTALL)

 install-common: installdirs
 	a=`basename "$$(pwd)"`; \
 	n=`echo run | sed '$(program_transform_name)'`; \
 	[ "$(SIM_PRIMARY_TARGET)" = "$$a" ] || n="$$n-$$a"; \
 	$(INSTALL_PROGRAM) run$(EXEEXT) $(DESTDIR)$(bindir)/$$n$(EXEEXT)
 	n="$(target_alias)-sim"; \
 	a=`basename "$$(pwd)"`; \
 	[ "$(SIM_PRIMARY_TARGET)" = "$$a" ] || n="$$n-$$a"; \
 	n="lib$$n.a"; \
 	$(INSTALL_DATA) libsim.a $(DESTDIR)$(libdir)/$$n ; \
 	( cd $(DESTDIR)$(libdir) ; $(RANLIB) $$n )

 installdirs:
 	$(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(bindir)
 	$(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(libdir)

 check:

 html:
 clean-html:
 install-html:

 info:
 clean-info:
 install-info:

 pdf:
 clean-pdf:
 install-pdf:

 .NOEXPORT:
 MAKEOVERRIDES=

 tags etags: TAGS

 # Macros like EXTERN_SIM_CORE confuse tags.
 # And the sim-n-foo.h files create functions that can't be found either.
 TAGS: force
 	cd $(srcdir) && \
 	etags --regex '/^\([[:lower:]_]+\) (/\1/' --regex '/^\/[*] TAGS: .*/' \
 		*.[ch] ../common/*.[ch]

 mostlyclean clean: $(SIM_EXTRA_CLEAN)
 	rm -f *.[oa] *~ core
 	rm -f run$(EXEEXT) libsim.a
 	rm -f hw-config.h stamp-hw
 	rm -f modules.c stamp-modules
 	rm -f gentmap targ-map.c targ-vals.h stamp-tvals
 	rm -f tmp-mloop.hin tmp-mloop.h tmp-mloop.cin tmp-mloop.c

 distclean maintainer-clean realclean: clean $(SIM_EXTRA_DISTCLEAN)
 	rm -f TAGS
 	rm -f Makefile config.cache config.log config.status .gdbinit

 .c.o:
 	$(COMPILE) $<
 	$(POSTCOMPILE)

 # Dummy target to force execution of dependent targets.
 force:

 Makefile: Makefile.in $(srccom)/Make-common.in $(config.status)
 @SIM_COMMON_BUILD_FALSE@	CONFIG_HEADERS= $(SHELL) ./config.status
 @SIM_COMMON_BUILD_TRUE@	pwd=`pwd` && subdir=`basename "$$pwd"` && cd .. && \
 @SIM_COMMON_BUILD_TRUE@		$(SHELL) ./config.status Make-common.sim $$subdir/Makefile.sim $$subdir/Makefile

 @SIM_COMMON_BUILD_FALSE@config.status: configure
 @SIM_COMMON_BUILD_FALSE@	$(SHELL) ./config.status --recheck

 .gdbinit: # config.status $(srccom)/gdbinit.in
 @SIM_COMMON_BUILD_FALSE@	CONFIG_FILES=$@:../common/gdbinit.in CONFIG_HEADERS= $(SHELL) ./config.status


 # CGEN support

 GUILE = `if [ -f ../../guile/libguile/guile ]; then echo ../../guile/libguile/guile; else echo guile ; fi`
 CGEN = "$(GUILE) -l $(CGENDIR)/guile.scm -s"
 CGENFLAGS = -v
 CGEN_CPU_DIR = $(CGENDIR)/cpu

 # Most ports use the files here instead of cgen/cpu.
 CPU_DIR = $(srcroot)/cpu

 CGEN_READ_SCM = $(CGENDIR)/sim.scm
 CGEN_ARCH_SCM = $(CGENDIR)/sim-arch.scm
 CGEN_CPU_SCM = $(CGENDIR)/sim-cpu.scm $(CGENDIR)/sim-model.scm
 CGEN_DECODE_SCM = $(CGENDIR)/sim-decode.scm
 CGEN_DESC_SCM = $(CGENDIR)/desc.scm $(CGENDIR)/desc-cpu.scm

 # Various choices for which cpu specific files to generate.
 # These are passed to cgen.sh in the "extrafiles" argument.
 CGEN_CPU_EXTR = /extr/
 CGEN_CPU_READ = /read/
 CGEN_CPU_WRITE = /write/
 CGEN_CPU_SEM = /sem/
 CGEN_CPU_SEMSW = /semsw/

 CGEN_FLAGS_TO_PASS = \
 	CGEN='$(CGEN)' \
 	CGENFLAGS="$(CGENFLAGS)"

 # We store the generated files in the source directory until we decide to
 # ship a Scheme interpreter with gdb/binutils.  Maybe we never will.

 cgen-arch: force
 	$(SHELL) $(srccom)/cgen.sh arch $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" ignored "$(isa)" $(mach) ignored \
 		$(archfile) ignored

 cgen-cpu: force
 	$(SHELL) $(srccom)/cgen.sh cpu $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
 		$(archfile) "$(EXTRAFILES)"

 cgen-defs: force
 	$(SHELL) $(srccom)/cgen.sh defs $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
 		$(archfile) ignored

 cgen-decode: force
 	$(SHELL) $(srccom)/cgen.sh decode $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
 		$(archfile) "$(EXTRAFILES)"

 cgen-cpu-decode: force
 	$(SHELL) $(srccom)/cgen.sh cpu-decode $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
 		$(archfile) "$(EXTRAFILES)"

 cgen-desc: force
 	$(SHELL) $(srccom)/cgen.sh desc $(srcdir) \
 		$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
 		$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
 		$(archfile) ignored $(opcfile)

 ## End COMMON_POST_CONFIG_FRAG
	# Makefile fragment for common parts of all simulators.
	# Copyright 1997-2021 Free Software Foundation, Inc.
	# Contributed by Cygnus Support.

	# This program is free software; you can redistribute it and/or modify
	# it under the terms of the GNU General Public License as published by
	# the Free Software Foundation; either version 3 of the License, or
	# (at your option) any later version.
	#
	# This program is distributed in the hope that it will be useful,
	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	# GNU General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with this program. If not, see <http://www.gnu.org/licenses/>.

	# This Makefile fragment consists of two separate parts.
	# They are merged into the final Makefile at points denoted by
	# "## COMMON_PRE_CONFIG_FRAG" and "## COMMON_POST_CONFIG_FRAG".
	#
	# The target Makefile should look like:
	#
	#># Copyright blah blah
	#>
	#>## COMMON_PRE_CONFIG_FRAG
	#>
	#># Any overrides necessary for the SIM_FOO config vars.
	#>SIM_FOO = ...
	#>
	#>## COMMON_POST_CONFIG_FRAG
	#>
	#># Rules to build target specific .o's.

	## COMMON_PRE_CONFIG_FRAG

	srcdir = @abs_srcdir@
	VPATH = $(srcdir):$(srccom)
	srccom = $(srcdir)/../common
	srcroot = $(srcdir)/../..
	srcsim = $(srcdir)/..

	@SIM_COMMON_BUILD_FALSE@config.status = config.status
	@SIM_COMMON_BUILD_TRUE@config.status = ../config.status

	include $(srcroot)/gdb/silent-rules.mk

	# Helper code from gnulib.
	GNULIB_PARENT_DIR = ../..
	include $(GNULIB_PARENT_DIR)/gnulib/Makefile.gnulib.inc

	# Settings from top-level configure.
	include ../arch-subdir.mk

	prefix = @prefix@
	exec_prefix = @exec_prefix@

	bindir = @bindir@

	libdir = @libdir@
	tooldir = $(libdir)/$(target_alias)

	datadir = @datadir@
	datarootdir = @datarootdir@
	mandir = @mandir@
	man1dir = $(mandir)/man1
	infodir = @infodir@
	includedir = @includedir@

	# This can be referenced by the gettext configuration code.
	top_builddir = ..

	SHELL = @SHELL@

	SIM_BITSIZE = @sim_bitsize@
	SIM_FLOAT = @sim_float@
	SIM_WARN_CFLAGS = $(WARN_CFLAGS)
	SIM_WERROR_CFLAGS = $(WERROR_CFLAGS)

	# Dependency tracking information.
	depcomp = $(SHELL) $(srcroot)/depcomp

	# Note that these are overridden by GNU make-specific code below if
	# GNU make is used. The overrides implement dependency tracking.
	COMPILE.pre = $(CC) $(C_DIALECT)
	COMPILE.post = -c -o $@
	COMPILE = $(ECHO_CC) $(COMPILE.pre) $(ALL_CFLAGS) $(COMPILE.post)
	POSTCOMPILE = @true

	# igen leaks memory, and therefore makes AddressSanitizer unhappy. Disable
	# leak detection while running it.
	IGEN = ../igen/igen$(EXEEXT)
	IGEN_RUN = ASAN_OPTIONS=detect_leaks=0 $(IGEN)

	# Each simulator's Makefile.in defines one or more of these variables
	# to override our settings as necessary. There is no need to define these
	# in the simulator's Makefile.in if one is using the default value. In fact
	# it's preferable not to.

	# List of object files, less common parts.
	SIM_OBJS =
	# List of extra dependencies.
	# Generally this consists of simulator specific files included by sim-main.h.
	SIM_EXTRA_DEPS =
	# List of flags to always pass to $(CC).
	SIM_EXTRA_CFLAGS =
	# List of extra libraries to link with.
	SIM_EXTRA_LIBS =
	# List of main object files for `run'.
	SIM_RUN_OBJS = nrun.o
	# Dependency of `install' to install any extra files.
	SIM_EXTRA_INSTALL =
	# Dependency of `clean' to clean any extra files.
	SIM_EXTRA_CLEAN =
	# Likewise `distclean'
	SIM_EXTRA_DISTCLEAN =

	# Every time a new general purpose source file was added every target's
	# Makefile.in needed to be updated to include the file in SIM_OBJS.
	# This doesn't scale.
	# This variable specifies all the generic stuff common to the newer simulators.
	# Things like sim-reason.o can't go here as the cpu may provide its own
	# (though hopefully in time that won't be so). Things like sim-bits.o can go
	# here. Some files are used by all simulators (e.g. callback.o).
	# Those files are specified in LIB_OBJS below.

	SIM_COMMON_HW_OBJS = \
	hw-alloc.o \
	hw-base.o \
	hw-device.o \
	hw-events.o \
	hw-handles.o \
	hw-instances.o \
	hw-ports.o \
	hw-properties.o \
	hw-tree.o \
	sim-hw.o \

	SIM_NEW_COMMON_OBJS = \
	sim-arange.o \
	sim-bits.o \
	sim-close.o \
	sim-command.o \
	sim-config.o \
	sim-core.o \
	sim-cpu.o \
	sim-endian.o \
	sim-engine.o \
	sim-events.o \
	sim-fpu.o \
	sim-hload.o \
	sim-hrw.o \
	sim-io.o \
	sim-info.o \
	sim-memopt.o \
	sim-model.o \
	sim-module.o \
	sim-options.o \
	sim-profile.o \
	sim-reason.o \
	sim-reg.o \
	sim-signal.o \
	sim-stop.o \
	sim-syscall.o \
	sim-trace.o \
	sim-utils.o \
	sim-watch.o \
	\
	$(SIM_HW_OBJS) \

	# cgen-sim.h and the headers it includes
	CGEN_SIM_DEPS = \
	$(srccom)/cgen-sim.h \
	$(srccom)/cgen-defs.h \
	$(srccom)/cgen-scache.h \
	$(srccom)/cgen-fpu.h \
	$(srccom)/cgen-par.h \
	$(srccom)/cgen-cpu.h \
	$(srccom)/cgen-trace.h \
	cpuall.h

	# Add this to SIM_EXTRA_DEPS.
	CGEN_INCLUDE_DEPS = \
	$(CGEN_SIM_DEPS) \
	$(srccom)/cgen-engine.h \
	$(srccom)/cgen-types.h \
	$(srcdir)/../../include/opcode/cgen.h

	## End COMMON_PRE_CONFIG_FRAG

	## COMMON_POST_CONFIG_FRAG

	CONFIG_CFLAGS = \
	-DHAVE_CONFIG_H \
	$(SIM_BITSIZE) \
	$(SIM_FLOAT) \
	$(SIM_HW_CFLAGS) \
	$(SIM_INLINE) \
	$(SIM_WARN_CFLAGS) \
	$(SIM_WERROR_CFLAGS) \
	$(SIM_HARDWARE)
	CSEARCH = -I. -I$(srcdir) -I../common -I$(srccom) \
	-I../../include -I$(srcroot)/include \
	-I../../bfd -I$(srcroot)/bfd \
	-I../../opcodes -I$(srcroot)/opcodes \
	-I../.. \
	$(INTL_CFLAGS)
	ALL_CFLAGS = $(CONFIG_CFLAGS) $(CSEARCH) $(INCGNU) $(SIM_EXTRA_CFLAGS) $(CFLAGS)
	BUILD_CFLAGS = $(CFLAGS_FOR_BUILD) $(CSEARCH)

	COMMON_DEP_CFLAGS = $(CONFIG_CFLAGS) $(CSEARCH) $(SIM_EXTRA_CFLAGS)

	SIM_HW_DEVICES = cfi core pal glue $(SIM_EXTRA_HW_DEVICES)

	ZLIB = $(zlibdir) -lz
	LIBIBERTY_LIB = ../../libiberty/libiberty.a
	BFD_LIB = ../../bfd/libbfd.a
	OPCODES_LIB = ../../opcodes/libopcodes.a
	CONFIG_LIBS = $(COMMON_LIBS) @LIBS@ $(ZLIB)
	LIBDEPS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL_DEP) $(LIBIBERTY_LIB)
	EXTRA_LIBS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL) $(LIBIBERTY_LIB) \
	$(CONFIG_LIBS) $(SIM_EXTRA_LIBS) $(LIBDL) $(LIBGNU) $(LIBGNU_EXTRA_LIBS)

	COMMON_OBJS_NAMES = \
	portability.o \
	sim-load.o \
	version.o
	COMMON_OBJS = $(COMMON_OBJS_NAMES:%=../common/common_libcommon_a-%)

	LIB_OBJS = callback.o modules.o syscall.o targ-map.o $(COMMON_OBJS) $(SIM_OBJS)

	COMPILE_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS)
	LINK_FOR_BUILD = $(CC_FOR_BUILD) $(BUILD_CFLAGS) $(LDFLAGS_FOR_BUILD) -o $@

	RUNTESTFLAGS =

	callback_h = $(srcroot)/include/sim/callback.h
	remote_sim_h = $(srcroot)/include/sim/sim.h

	all: libsim.a run$(EXEEXT) .gdbinit

	libsim.a: $(LIB_OBJS)
	rm -f libsim.a
	$(ECHO_AR) $(AR) $(AR_FLAGS) libsim.a $(LIB_OBJS)
	$(ECHO_RANLIB) $(RANLIB) libsim.a

	run$(EXEEXT): $(SIM_RUN_OBJS) libsim.a $(LIBDEPS)
	$(ECHO_CCLD) $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o run$(EXEEXT) \
	$(SIM_RUN_OBJS) libsim.a $(EXTRA_LIBS)

	# FIXME: Ideally, callback.o and friends live in a library outside of
	# both the gdb and simulator source trees (e.g. devo/remote. Not
	# devo/libremote because this directory would contain more than just
	# a library).

	gentmap.o: Makefile $(srccom)/gentmap.c $(srccom)/nltvals.def
	$(ECHO_CC) $(COMPILE_FOR_BUILD) -o $@ -c $(srccom)/gentmap.c $(NL_TARGET)

	gentmap: gentmap.o
	$(ECHO_CC) $(LINK_FOR_BUILD) $<

	targ-vals.h targ-map.c: stamp-tvals
	stamp-tvals: gentmap
	rm -f tmp-tvals.h tmp-tmap.c
	./gentmap -h >tmp-tvals.h
	$(SHELL) $(srcroot)/move-if-change tmp-tvals.h targ-vals.h
	./gentmap -c >tmp-tmap.c
	$(SHELL) $(srcroot)/move-if-change tmp-tmap.c targ-map.c
	touch stamp-tvals

	#
	# Rules for building sim-* components. Triggered by listing the corresponding
	# .o file in the list of simulator targets.
	#

	sim_main_headers = \
	sim-main.h \
	$(sim-assert_h) \
	$(sim-base_h) \
	$(sim-cpu_h) \
	$(sim-engine_h) \
	$(sim-events_h) \
	$(sim-memopt_h) \
	$(sim-model_h) \
	$(sim-module_h) \
	$(sim-profile_h) \
	$(sim-trace_h) \
	$(sim-watch_h) \
	$(sim-basics_h) \
	$(SIM_EXTRA_DEPS)

	# Exported version of sim_main_headers.
	SIM_MAIN_DEPS = \
	$(sim_main_headers)

	sim-alu_h = $(srccom)/sim-alu.h
	sim-arange_h = $(srccom)/sim-arange.h
	sim-assert_h = $(srccom)/sim-assert.h
	sim-base_h = $(srccom)/sim-base.h \
	$(sim-module_h) \
	$(sim-trace_h) \
	$(sim-core_h) \
	$(sim-events_h) \
	$(sim-profile_h) \
	$(sim-model_h) \
	$(sim-io_h) \
	$(sim-engine_h) \
	$(sim-watch_h) \
	$(sim-memopt_h) \
	$(sim-cpu_h)
	sim-basics_h = $(srccom)/sim-basics.h \
	$(sim-config_h) \
	$(callback_h) \
	$(sim-inline_h) \
	$(sim-types_h) \
	$(sim-bits_h) \
	$(sim-endian_h) \
	$(sim-signal_h) \
	$(sim-arange_h) \
	$(sim-utils_h)
	sim-bits_h = $(srccom)/sim-bits.h \
	$(srccom)/sim-bits.c
	sim-config_h = $(srccom)/sim-config.h
	sim-core_h = $(srccom)/sim-core.h
	sim-cpu_h = $(srccom)/sim-cpu.h
	sim-endian_h = $(srccom)/sim-endian.h \
	$(srccom)/sim-endian.c
	sim-engine_h = $(srccom)/sim-engine.h
	sim-events_h = $(srccom)/sim-events.h
	sim-fpu_h = $(srccom)/sim-fpu.h
	sim-hw_h = $(srccom)/sim-hw.h
	sim-inline_h = $(srccom)/sim-inline.h
	sim-io_h = $(srccom)/sim-io.h
	sim-memopt_h = $(srccom)/sim-memopt.h
	sim-model_h = $(srccom)/sim-model.h
	sim-module_h = $(srccom)/sim-module.h
	sim-n-bits_h = $(srccom)/sim-n-bits.h
	sim-n-core_h = $(srccom)/sim-n-core.h
	sim-n-endian_h = $(srccom)/sim-n-endian.h
	sim-options_h = $(srccom)/sim-options.h
	sim-profile_h = $(srccom)/sim-profile.h
	sim-signal_h = $(srccom)/sim-signal.h
	sim-trace_h = $(srccom)/sim-trace.h
	sim-types_h = $(srccom)/sim-types.h
	sim-utils_h = $(srccom)/sim-utils.h
	sim-watch_h = $(srccom)/sim-watch.h

	hw-alloc_h = $(srccom)/hw-alloc.h
	hw-base_h = $(srccom)/hw-base.h
	hw-device_h = $(srccom)/hw-device.h
	hw-events_h = $(srccom)/hw-events.h
	hw-handles_h = $(srccom)/hw-handles.h
	hw-instances_h = $(srccom)/hw-instances.h
	hw-ports_h = $(srccom)/hw-ports.h
	hw-properties_h = $(srccom)/hw-properties.h
	hw-tree_h = $(srccom)/hw-tree.h

	hw_main_headers = \
	$(srccom)/hw-main.h \
	$(hw-alloc_h) \
	$(hw-base_h) \
	$(hw-device_h) \
	$(hw-events_h) \
	$(hw-instances_h) \
	$(hw-handles_h) \
	$(hw-ports_h) \
	$(hw-properties_h) \

	#
	# Dependency tracking. Most of this is conditional on GNU Make being
	# found by configure; if GNU Make is not found, we fall back to a
	# simpler scheme.
	#

	ifeq ($(DEPMODE),depmode=gcc3)
	# Note that we put the dependencies into a .Tpo file, then move them
	# into place if the compile succeeds. We need this because gcc does
	# not atomically write the dependency output file.
	override COMPILE.post = -c -o $@ -MT $@ -MMD -MP \
	-MF $(DEPDIR)/$(basename $(@F)).Tpo
	override POSTCOMPILE = @mv $(DEPDIR)/$(basename $(@F)).Tpo \
	$(DEPDIR)/$(basename $(@F)).Po
	else
	override COMPILE.pre = source='$<' object='$@' libtool=no \
	DEPDIR=$(DEPDIR) $(DEPMODE) $(depcomp) $(CC)
	# depcomp handles atomicity for us, so we don't need a postcompile
	# step.
	override POSTCOMPILE =
	endif

	all_object_files = $(LIB_OBJS) $(SIM_RUN_OBJS)
	generated_files = \
	$(SIM_EXTRA_DEPS) \
	hw-config.h \
	modules.c \
	targ-map.c \
	targ-vals.h

	# Ensure that generated files are created early. Use order-only
	# dependencies if available. They require GNU make 3.80 or newer,
	# and the .VARIABLES variable was introduced at the same time.
	ifdef .VARIABLES
	$(all_object_files): \| $(generated_files)
	else
	$(all_object_files) : $(generated_files)
	endif

	# Dependencies.
	-include $(patsubst %.o, $(DEPDIR)/%.Po, $(all_object_files))

	# FIXME This is one very simple-minded way of generating the file hw-config.h
	hw-config.h: stamp-hw ; @true
	stamp-hw: Makefile.in $(srccom)/Make-common.in $(config.status) Makefile
	rm -f tmp-hw.h
	echo "/* generated by Makefile */" > tmp-hw.h
	sim_hw="$(SIM_HW_DEVICES)"; \
	for hw in $$sim_hw ; do \
	echo "extern const struct hw_descriptor dv_$${hw}_descriptor[];" ; \
	done >> tmp-hw.h
	echo "const struct hw_descriptor *hw_descriptors[] = {" >> tmp-hw.h
	sim_hw="$(SIM_HW_DEVICES)"; \
	for hw in $$sim_hw ; do \
	echo " dv_$${hw}_descriptor," ; \
	done >> tmp-hw.h
	echo " NULL," >> tmp-hw.h
	echo "};" >> tmp-hw.h
	$(SHELL) $(srcroot)/move-if-change tmp-hw.h hw-config.h
	@echo stamp > stamp-hw

	test-hw-events: $(srccom)/hw-events.c libsim.a
	$(CC) $(ALL_CFLAGS) -DMAIN -o test-hw-events$(EXEEXT) \
	$(srccom)/hw-events.c libsim.a $(EXTRA_LIBS)

	# See sim_pre_argv_init and sim_module_install in sim-module.c for more details.
	modules.c: stamp-modules ; @true
	stamp-modules: Makefile $(SIM_OBJS:.o=.c)
	@echo Generating $@
	@LANG=C ; export LANG ; \
	LC_ALL=C ; export LC_ALL ; \
	sed -n -e '/^sim_install_/{s/^\(sim_install_[a-z_0-9A-Z]\)./\1/;p}' $^ \| sort >$@.l-tmp
	@set -e; (\
	echo '/* Do not modify this file. */'; \
	echo '/* It is created automatically by the Makefile. */'; \
	echo '#include "libiberty.h"'; \
	echo '#include "sim-module.h"'; \
	sed -e 's:\(.*\):extern MODULE_INIT_FN \1;:' $@.l-tmp; \
	echo 'MODULE_INSTALL_FN * const sim_modules_detected[] = {'; \
	sed -e 's:\(.*\): \1,:' $@.l-tmp; \
	echo '};'; \
	echo 'const int sim_modules_detected_len = ARRAY_SIZE (sim_modules_detected);'; \
	) >$@.tmp
	$(SHELL) $(srcroot)/move-if-change $@.tmp modules.c
	@rm -f $@.l-tmp $@.tmp
	touch $@

	# CGEN support.

	# For use in Makefile.in for cpu-specific files.
	CGEN_MAIN_CPU_DEPS = \
	$(SIM_MAIN_DEPS) \
	$(srccom)/cgen-ops.h \
	$(srccom)/cgen-mem.h

	# Support targets.

	install: install-common $(SIM_EXTRA_INSTALL)

	install-common: installdirs
	a=`basename "$$(pwd)"`; \
	n=`echo run \| sed '$(program_transform_name)'`; \
	[ "$(SIM_PRIMARY_TARGET)" = "$$a" ] \|\| n="$$n-$$a"; \
	$(INSTALL_PROGRAM) run$(EXEEXT) $(DESTDIR)$(bindir)/$$n$(EXEEXT)
	n="$(target_alias)-sim"; \
	a=`basename "$$(pwd)"`; \
	[ "$(SIM_PRIMARY_TARGET)" = "$$a" ] \|\| n="$$n-$$a"; \
	n="lib$$n.a"; \
	$(INSTALL_DATA) libsim.a $(DESTDIR)$(libdir)/$$n ; \
	( cd $(DESTDIR)$(libdir) ; $(RANLIB) $$n )

	installdirs:
	$(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(bindir)
	$(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(libdir)

	check:

	html:
	clean-html:
	install-html:

	info:
	clean-info:
	install-info:

	pdf:
	clean-pdf:
	install-pdf:

	.NOEXPORT:
	MAKEOVERRIDES=

	tags etags: TAGS

	# Macros like EXTERN_SIM_CORE confuse tags.
	# And the sim-n-foo.h files create functions that can't be found either.
	TAGS: force
	cd $(srcdir) && \
	etags --regex '/^\([[:lower:]_]+\) (/\1/' --regex '/^\/[] TAGS: ./' \
	.[ch] ../common/.[ch]

	mostlyclean clean: $(SIM_EXTRA_CLEAN)
	rm -f .[oa] ~ core
	rm -f run$(EXEEXT) libsim.a
	rm -f hw-config.h stamp-hw
	rm -f modules.c stamp-modules
	rm -f gentmap targ-map.c targ-vals.h stamp-tvals
	rm -f tmp-mloop.hin tmp-mloop.h tmp-mloop.cin tmp-mloop.c

	distclean maintainer-clean realclean: clean $(SIM_EXTRA_DISTCLEAN)
	rm -f TAGS
	rm -f Makefile config.cache config.log config.status .gdbinit

	.c.o:
	$(COMPILE) $<
	$(POSTCOMPILE)

	# Dummy target to force execution of dependent targets.
	force:

	Makefile: Makefile.in $(srccom)/Make-common.in $(config.status)
	@SIM_COMMON_BUILD_FALSE@ CONFIG_HEADERS= $(SHELL) ./config.status
	@SIM_COMMON_BUILD_TRUE@ pwd=`pwd` && subdir=`basename "$$pwd"` && cd .. && \
	@SIM_COMMON_BUILD_TRUE@ $(SHELL) ./config.status Make-common.sim $$subdir/Makefile.sim $$subdir/Makefile

	@SIM_COMMON_BUILD_FALSE@config.status: configure
	@SIM_COMMON_BUILD_FALSE@ $(SHELL) ./config.status --recheck

	.gdbinit: # config.status $(srccom)/gdbinit.in
	@SIM_COMMON_BUILD_FALSE@ CONFIG_FILES=$@:../common/gdbinit.in CONFIG_HEADERS= $(SHELL) ./config.status


	# CGEN support

	GUILE = `if [ -f ../../guile/libguile/guile ]; then echo ../../guile/libguile/guile; else echo guile ; fi`
	CGEN = "$(GUILE) -l $(CGENDIR)/guile.scm -s"
	CGENFLAGS = -v
	CGEN_CPU_DIR = $(CGENDIR)/cpu

	# Most ports use the files here instead of cgen/cpu.
	CPU_DIR = $(srcroot)/cpu

	CGEN_READ_SCM = $(CGENDIR)/sim.scm
	CGEN_ARCH_SCM = $(CGENDIR)/sim-arch.scm
	CGEN_CPU_SCM = $(CGENDIR)/sim-cpu.scm $(CGENDIR)/sim-model.scm
	CGEN_DECODE_SCM = $(CGENDIR)/sim-decode.scm
	CGEN_DESC_SCM = $(CGENDIR)/desc.scm $(CGENDIR)/desc-cpu.scm

	# Various choices for which cpu specific files to generate.
	# These are passed to cgen.sh in the "extrafiles" argument.
	CGEN_CPU_EXTR = /extr/
	CGEN_CPU_READ = /read/
	CGEN_CPU_WRITE = /write/
	CGEN_CPU_SEM = /sem/
	CGEN_CPU_SEMSW = /semsw/

	CGEN_FLAGS_TO_PASS = \
	CGEN='$(CGEN)' \
	CGENFLAGS="$(CGENFLAGS)"

	# We store the generated files in the source directory until we decide to
	# ship a Scheme interpreter with gdb/binutils. Maybe we never will.

	cgen-arch: force
	$(SHELL) $(srccom)/cgen.sh arch $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" ignored "$(isa)" $(mach) ignored \
	$(archfile) ignored

	cgen-cpu: force
	$(SHELL) $(srccom)/cgen.sh cpu $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
	$(archfile) "$(EXTRAFILES)"

	cgen-defs: force
	$(SHELL) $(srccom)/cgen.sh defs $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
	$(archfile) ignored

	cgen-decode: force
	$(SHELL) $(srccom)/cgen.sh decode $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
	$(archfile) "$(EXTRAFILES)"

	cgen-cpu-decode: force
	$(SHELL) $(srccom)/cgen.sh cpu-decode $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
	$(archfile) "$(EXTRAFILES)"

	cgen-desc: force
	$(SHELL) $(srccom)/cgen.sh desc $(srcdir) \
	$(CGEN) $(CGENDIR) "$(CGENFLAGS)" \
	$(arch) "$(FLAGS)" $(cpu) "$(isa)" $(mach) "$(SUFFIX)" \
	$(archfile) ignored $(opcfile)

	## End COMMON_POST_CONFIG_FRAG