X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=sim%2Fcommon%2FMake-common.in;h=b254bf6ce0c7bc4b8e2bdee4b5315f85207085c9;hb=423054beadf317757d43aefb9eddfe711a42e3e1;hp=46feef1d330470bd6e30818b3165c0a4d8c515c1;hpb=2c2a86d776948774f6121fee6c8898c6be92fe1a;p=deliverable%2Fbinutils-gdb.git

diff --git a/sim/common/Make-common.in b/sim/common/Make-common.in
index 46feef1d33..b254bf6ce0 100644
--- a/sim/common/Make-common.in
+++ b/sim/common/Make-common.in
@@ -1,6 +1,5 @@
 # Makefile fragment for common parts of all simulators.
-# Copyright 1997, 1998, 1999, 2000, 2001, 2004, 2005, 2007, 2008, 2009
-# Free Software Foundation, Inc.
+# Copyright 1997-2020 Free Software Foundation, Inc.
 # Contributed by Cygnus Support.
 
 # This program is free software; you can redistribute it and/or modify
@@ -35,10 +34,11 @@
 
 ## COMMON_PRE_CONFIG_FRAG
 
-VPATH = @srcdir@
+VPATH = @srcdir@:$(srccom)
 srcdir = @srcdir@
 srccom = $(srcdir)/../common
 srcroot = $(srcdir)/../..
+srcsim = $(srcdir)/..
 
 prefix = @prefix@
 exec_prefix = @exec_prefix@
@@ -52,11 +52,13 @@ libdir = @libdir@
 tooldir = $(libdir)/$(target_alias)
 
 datadir = @datadir@
+datarootdir = @datarootdir@
 mandir = @mandir@
 man1dir = $(mandir)/man1
 infodir = @infodir@
 includedir = @includedir@
 
+lt_cv_dlopen_libs = @lt_cv_dlopen_libs@
 # This can be referenced by the gettext configuration code.
 top_builddir = ..
 
@@ -70,31 +72,21 @@ INSTALL_DATA = @INSTALL_DATA@
 CC = @CC@
 CC_FOR_BUILD = @CC_FOR_BUILD@
 CFLAGS = @CFLAGS@
-SIM_BSWAP = @sim_bswap@
-SIM_CFLAGS = @sim_cflags@
-SIM_DEBUG = @sim_debug@
-SIM_TRACE = @sim_trace@
-SIM_PROFILE = @sim_profile@
+CPPFLAGS = @CPPFLAGS@
+CXXFLAGS = @CXXFLAGS@
+LDFLAGS = @LDFLAGS@
 
-SIM_ASSERT = @sim_assert@
 SIM_ALIGNMENT = @sim_alignment@
 SIM_BITSIZE = @sim_bitsize@
 SIM_DEFAULT_MODEL = @sim_default_model@
 SIM_ENDIAN = @sim_endian@
-SIM_ENVIRONMENT = @sim_environment@
 SIM_FLOAT = @sim_float@
 SIM_HW_CFLAGS = @sim_hw_cflags@
 SIM_HW_OBJS = @sim_hw_objs@
 SIM_HW = @sim_hw@
-SIM_HOSTENDIAN = @sim_hostendian@
 SIM_INLINE = @sim_inline@
-SIM_PACKAGES = @sim_packages@
-SIM_REGPARM = @sim_regparm@
 SIM_RESERVED_BITS = @sim_reserved_bits@
 SIM_SCACHE = @sim_scache@
-SIM_SMP = @sim_smp@
-SIM_STDCALL = @sim_stdcall@
-SIM_XOR_ENDIAN = @sim_xor_endian@
 WARN_CFLAGS = @WARN_CFLAGS@
 WERROR_CFLAGS = @WERROR_CFLAGS@
 SIM_WARN_CFLAGS = $(WARN_CFLAGS)
@@ -108,7 +100,17 @@ AR_FLAGS = rc
 RANLIB = @RANLIB@
 MAKEINFO = makeinfo
 
-DEP = $(srcroot)/mkdep
+# Dependency tracking information.
+DEPMODE = @CCDEPMODE@
+DEPDIR = @DEPDIR@
+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)
+COMPILE.post = -c -o $@
+COMPILE = $(COMPILE.pre) $(ALL_CFLAGS) $(COMPILE.post)
+POSTCOMPILE = @true
 
 # 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
@@ -127,7 +129,7 @@ SIM_EXTRA_LIBS =
 # List of extra program dependencies.
 SIM_EXTRA_LIBDEPS =
 # List of main object files for `run'.
-SIM_RUN_OBJS = run.o
+SIM_RUN_OBJS = nrun.o
 # Dependency of `all' to build any extra files.
 SIM_EXTRA_ALL =
 # Dependency of `install' to install any extra files.
@@ -161,33 +163,51 @@ SIM_COMMON_HW_OBJS = \
 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-load.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) \
 
-# Add this to SIM_EXTRA_DEPS.
-CGEN_INCLUDE_DEPS = \
-	$(srccom)/cgen-cpu.h \
+# cgen-sim.h and the headers it includes
+CGEN_SIM_DEPS = \
+	$(srccom)/cgen-sim.h \
 	$(srccom)/cgen-defs.h \
-	$(srccom)/cgen-engine.h \
 	$(srccom)/cgen-scache.h \
-	$(srccom)/cgen-sim.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
 
@@ -197,30 +217,17 @@ CGEN_INCLUDE_DEPS = \
 
 CONFIG_CFLAGS = \
 	@DEFS@ \
-	$(SIM_CFLAGS) \
-	$(SIM_DEBUG) \
 	$(SIM_DEFAULT_MODEL) \
-	$(SIM_TRACE) \
-	$(SIM_PROFILE) \
-	$(SIM_BSWAP) \
-	$(SIM_ASSERT) \
 	$(SIM_ALIGNMENT) \
 	$(SIM_BITSIZE) \
 	$(SIM_ENDIAN) \
-	$(SIM_ENVIRONMENT) \
 	$(SIM_FLOAT) \
 	$(SIM_HW_CFLAGS) \
-	$(SIM_HOSTENDIAN) \
 	$(SIM_INLINE) \
-	$(SIM_PACKAGES) \
-	$(SIM_REGPARM) \
 	$(SIM_RESERVED_BITS) \
 	$(SIM_SCACHE) \
-	$(SIM_SMP) \
-	$(SIM_STDCALL) \
 	$(SIM_WARN_CFLAGS) \
 	$(SIM_WERROR_CFLAGS) \
-	$(SIM_XOR_ENDIAN) \
 	$(SIM_HARDWARE) \
 	$(SIM_EXTRA_CFLAGS) \
 	$(HDEFINES) $(TDEFINES)
@@ -234,16 +241,18 @@ BUILD_CFLAGS = -g -O $(CSEARCH)
 
 COMMON_DEP_CFLAGS = $(CONFIG_CFLAGS) $(CSEARCH)
 
+ZLIB = @zlibdir@ -lz
 LIBIBERTY_LIB = ../../libiberty/libiberty.a
 BFD_LIB = ../../bfd/libbfd.a
+@PLUGINS_TRUE@LIBDL = @lt_cv_dlopen_libs@
 OPCODES_LIB = ../../opcodes/libopcodes.a
 LIBINTL = @LIBINTL@
 LIBINTL_DEP = @LIBINTL_DEP@
-CONFIG_LIBS = @LIBS@
+CONFIG_LIBS = @LIBS@ $(ZLIB)
 LIBDEPS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL_DEP) $(LIBIBERTY_LIB) \
 	$(SIM_EXTRA_LIBDEPS)
 EXTRA_LIBS = $(BFD_LIB) $(OPCODES_LIB) $(LIBINTL) $(LIBIBERTY_LIB) \
-	$(CONFIG_LIBS) $(SIM_EXTRA_LIBS)
+	$(CONFIG_LIBS) $(SIM_EXTRA_LIBS) $(LIBDL)
 
 LIB_OBJS = callback.o syscall.o targ-map.o version.o $(SIM_OBJS)
 
@@ -263,23 +272,12 @@ run$(EXEEXT): $(SIM_RUN_OBJS) libsim.a $(LIBDEPS)
 	$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o run$(EXEEXT) \
 	  $(SIM_RUN_OBJS) libsim.a $(EXTRA_LIBS)
 
-run.o: $(srccom)/run.c config.h tconfig.h $(remote_sim_h) $(callback_h)
-	$(CC) -c $(srccom)/run.c $(ALL_CFLAGS)
-
 # 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).
 
-callback.o: $(srccom)/callback.c config.h tconfig.h $(callback_h) targ-vals.h
-	$(CC) -c $(srccom)/callback.c $(ALL_CFLAGS)
-
-syscall.o: $(srccom)/syscall.c config.h tconfig.h $(callback_h) targ-vals.h
-	$(CC) -c $(srccom)/syscall.c $(ALL_CFLAGS)
-
-targ-map.o: targ-map.c targ-vals.h
-
-gentmap: Makefile $(srccom)/gentmap.c targ-vals.def
+gentmap: Makefile $(srccom)/gentmap.c $(srccom)/nltvals.def
 	$(CC_FOR_BUILD) $(srccom)/gentmap.c -o gentmap $(BUILD_CFLAGS) $(NL_TARGET)
 
 targ-vals.h targ-map.c: stamp-tvals
@@ -291,13 +289,9 @@ stamp-tvals: gentmap
 	$(SHELL) $(srcroot)/move-if-change tmp-tmap.c targ-map.c
 	touch stamp-tvals
 
-version.c: Makefile ../../gdb/version.in
-	rm -f version.c-tmp version.c
-	echo '#include "version.h"' >> version.c-tmp
-	echo 'const char version[] = "'"`sed q ${srcdir}/../../gdb/version.in`"'";' >> version.c-tmp
-	mv version.c-tmp version.c
-version.o: version.c $(version_h)
-
+version.c: Makefile $(srcroot)/gdb/version.in $(srcroot)/bfd/version.h $(srcroot)/sim/common/create-version.sh
+	$(SHELL) $(srcroot)/sim/common/create-version.sh $(srcroot)/gdb \
+	    $(host_alias) $(target_alias) version.c
 
 #
 # Rules for building sim-* components.  Triggered by listing the corresponding
@@ -325,8 +319,7 @@ SIM_MAIN_DEPS = \
 	$(sim_main_headers)
 
 sim-alu_h = $(srccom)/sim-alu.h
-sim-arange_h = $(srccom)/sim-arange.h \
-		$(srccom)/sim-arange.c
+sim-arange_h = $(srccom)/sim-arange.h
 sim-assert_h = $(srccom)/sim-assert.h
 sim-base_h = $(srccom)/sim-base.h \
 		$(sim-module_h) \
@@ -341,8 +334,6 @@ sim-base_h = $(srccom)/sim-base.h \
 		$(sim-memopt_h) \
 		$(sim-cpu_h)
 sim-basics_h = $(srccom)/sim-basics.h \
-		../common/cconfig.h \
-		tconfig.h \
 		$(sim-config_h) \
 		$(callback_h) \
 		$(sim-inline_h) \
@@ -400,223 +391,76 @@ hw_main_headers = \
 	$(hw-ports_h) \
 	$(hw-properties_h) \
 
-# FIXME: If this complicated way of building .o files from ../common is
-# necessary, the reason should be documented here.
-
-BUILT_SRC_FROM_COMMON= \
-	sim-inline.c
-
-sim-abort.o: $(srccom)/sim-abort.c \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-abort.c $(ALL_CFLAGS)
-
-sim-arange.o: $(srccom)/sim-arange.c $(sim-arange_h) $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-arange.c $(ALL_CFLAGS)
-
-sim-bits.o: $(srccom)/sim-bits.c $(sim-bits_h) $(sim-n-bits_h) \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-bits.c $(ALL_CFLAGS)
-
-sim-config.o: $(srccom)/sim-config.c $(sim-config_h) sim-main.h \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-config.c $(ALL_CFLAGS)
-
-sim-core.o: $(srccom)/sim-core.c $(sim_main_headers) \
-	  $(sim-core_h) $(sim-n-core_h)
-	$(CC) -c $(srccom)/sim-core.c $(ALL_CFLAGS)
-
-sim-cpu.o: $(srccom)/sim-cpu.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-cpu.c $(ALL_CFLAGS)
-
-sim-endian.o: $(srccom)/sim-endian.c $(sim-endian_h) $(sim-n-endian_h)
-	$(CC) -c $(srccom)/sim-endian.c $(ALL_CFLAGS)
-
-sim-engine.o: $(srccom)/sim-engine.c $(sim_main_headers) $(sim-engine_h)
-	$(CC) -c $(srccom)/sim-engine.c $(ALL_CFLAGS)
-
-sim-events.o: $(srccom)/sim-events.c $(sim-events_h) sim-main.h \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-events.c $(ALL_CFLAGS)
-
-sim-fpu.o: $(srccom)/sim-fpu.c $(sim-fpu_h) \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-fpu.c $(ALL_CFLAGS)
-
-sim-hload.o: $(srccom)/sim-hload.c $(sim-assert_h) $(remote_sim_h) \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-hload.c $(ALL_CFLAGS)
-
-sim-hrw.o: $(srccom)/sim-hrw.c $(sim-assert_h) $(sim_core_h) $(remote_sim_h) \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-hrw.c $(ALL_CFLAGS)
-
-sim-hw.o: $(srccom)/sim-hw.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-hw.c $(ALL_CFLAGS)
-
-sim-info.o: $(srccom)/sim-info.c $(sim-assert_h) $(remote_sim_h) \
-	  $(SIM_EXTRA_DEPS)
-	$(CC) -c $(srccom)/sim-info.c $(ALL_CFLAGS)
-
-sim-inline.c: $(srccom)/sim-inline.c
-	rm -f $@ tmp-$@
-	echo "# 1 \"$(srccom)/$@\"" > tmp-$@
-	cat $(srccom)/$@ >> tmp-$@
-	$(SHELL) $(srcdir)/../../move-if-change tmp-$@ $@
-
-sim-io.o: $(srccom)/sim-io.c $(sim_main_headers) $(sim-io_h) $(remote_sim_h) \
-	  targ-vals.h
-	$(CC) -c $(srccom)/sim-io.c $(ALL_CFLAGS)
-
-sim-memopt.o: $(srccom)/sim-memopt.c $(sim_main_headers) \
-	  $(sim-io_h)
-	$(CC) -c $(srccom)/sim-memopt.c $(ALL_CFLAGS)
-
-sim-module.o: $(srccom)/sim-module.c $(sim_main_headers) \
-	  $(sim-io_h)
-	$(CC) -c $(srccom)/sim-module.c $(ALL_CFLAGS)
-
-sim-options.o: $(srccom)/sim-options.c $(sim_main_headers) \
-	  $(sim-options_h) $(sim-io_h)
-	$(CC) -c $(srccom)/sim-options.c $(ALL_CFLAGS)
-
-sim-reason.o: $(srccom)/sim-reason.c $(sim_main_headers) $(remote_sim_h)
-	$(CC) -c $(srccom)/sim-reason.c $(ALL_CFLAGS)
-
-sim-reg.o: $(srccom)/sim-reg.c $(sim_main_headers) $(remote_sim_h)
-	$(CC) -c $(srccom)/sim-reg.c $(ALL_CFLAGS)
-
-sim-resume.o: $(srccom)/sim-resume.c $(sim_main_headers) $(remote_sim_h)
-	$(CC) -c $(srccom)/sim-resume.c $(ALL_CFLAGS)
-
-sim-run.o: $(srccom)/sim-run.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-run.c $(ALL_CFLAGS)
-
-sim-signal.o: $(srccom)/sim-signal.c $(sim_main_headers) $(sim-signal_h)
-	$(CC) -c $(srccom)/sim-signal.c $(ALL_CFLAGS)
-
-sim-stop.o: $(srccom)/sim-stop.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-stop.c $(ALL_CFLAGS)
-
-sim-trace.o: $(srccom)/sim-trace.c $(sim_main_headers) \
-	  $(sim-options_h) $(sim-io_h)
-	$(CC) -c $(srccom)/sim-trace.c $(ALL_CFLAGS)
-
-sim-profile.o: $(srccom)/sim-profile.c $(sim_main_headers) \
-	  $(sim-options_h) $(sim-io_h)
-	$(CC) -c $(srccom)/sim-profile.c $(ALL_CFLAGS)
-
-sim-model.o: $(srccom)/sim-model.c $(sim_main_headers) \
-	  $(sim-io_h)
-	$(CC) -c $(srccom)/sim-model.c $(ALL_CFLAGS)
-
-sim-utils.o: $(srccom)/sim-utils.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-utils.c $(ALL_CFLAGS)
-
-sim-watch.o: $(srccom)/sim-watch.c $(sim_main_headers)
-	$(CC) -c $(srccom)/sim-watch.c $(ALL_CFLAGS)
-
-sim-load.o: $(srccom)/sim-load.c $(callback_h) $(sim-basics_h) $(remote_sim_h)
-	$(CC) -c $(srccom)/sim-load.c $(ALL_CFLAGS)
+#
+# 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.
+#
 
+@GMAKE_TRUE@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.
+@GMAKE_TRUE@override COMPILE.post = -c -o $@ -MT $@ -MMD -MP \
+@GMAKE_TRUE@	-MF $(DEPDIR)/$(basename $(@F)).Tpo
+@GMAKE_TRUE@override POSTCOMPILE = @mv $(DEPDIR)/$(basename $(@F)).Tpo \
+@GMAKE_TRUE@	$(DEPDIR)/$(basename $(@F)).Po
+@GMAKE_TRUE@else
+@GMAKE_TRUE@override COMPILE.pre = source='$<' object='$@' libtool=no \
+@GMAKE_TRUE@	DEPDIR=$(DEPDIR) $(DEPMODE) $(depcomp) $(CC)
+# depcomp handles atomicity for us, so we don't need a postcompile
+# step.
+@GMAKE_TRUE@override POSTCOMPILE =
+@GMAKE_TRUE@endif
+
+all_object_files = $(LIB_OBJS) $(SIM_RUN_OBJS)
+generated_files = \
+	$(SIM_EXTRA_DEPS) \
+	hw-config.h \
+	targ-map.c \
+	targ-vals.h \
+	version.c
+
+# Ensure that generated files are created early.  Use order-only
+# dependencies if available.  They require GNU make 3.80 or newer,
+# and the .VARIABLES variable was introduced at the same time.
+@GMAKE_TRUE@ifdef .VARIABLES
+@GMAKE_TRUE@$(all_object_files): | $(generated_files)
+@GMAKE_TRUE@else
+$(all_object_files) : $(generated_files)
+@GMAKE_TRUE@endif
+
+# Dependencies.
+@GMAKE_TRUE@-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: Makefile.in $(srccom)/Make-common.in config.status Makefile
 	rm -f tmp-hw.h
 	echo "/* generated by Makefile */" > tmp-hw.h
-	for hw in $(SIM_HW) ; do \
+	sim_hw="$(SIM_HW)"; \
+	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
-	for hw in $(SIM_HW) ; do \
+	sim_hw="$(SIM_HW)"; \
+	for hw in $$sim_hw ; do \
 	  echo "  dv_$${hw}_descriptor," ; \
 	done >> tmp-hw.h
 	echo "  NULL," >> tmp-hw.h
 	echo "};" >> tmp-hw.h
 	mv tmp-hw.h hw-config.h
 
-hw-alloc.o: $(srccom)/hw-alloc.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-alloc.c $(ALL_CFLAGS)
-
-hw-base.o: $(srccom)/hw-base.c $(hw_main_headers) hw-config.h
-	$(CC) -c $(srccom)/hw-base.c $(ALL_CFLAGS)
-
-hw-device.o: $(srccom)/hw-device.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-device.c $(ALL_CFLAGS)
-
-hw-events.o: $(srccom)/hw-events.c $(hw_main_headers) $(sim_main_headers)
-	$(CC) -c $(srccom)/hw-events.c $(ALL_CFLAGS)
-
 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)
 
-hw-instances.o: $(srccom)/hw-instances.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-instances.c $(ALL_CFLAGS)
-
-hw-handles.o: $(srccom)/hw-handles.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-handles.c $(ALL_CFLAGS)
-
-hw-ports.o: $(srccom)/hw-ports.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-ports.c $(ALL_CFLAGS)
-
-hw-properties.o: $(srccom)/hw-properties.c $(hw_main_headers)
-	$(CC) -c $(srccom)/hw-properties.c $(ALL_CFLAGS)
-
-hw-tree.o: $(srccom)/hw-tree.c $(hw_main_headers) $(hw-tree_h)
-	$(CC) -c $(srccom)/hw-tree.c $(ALL_CFLAGS)
-
-# Devices.
-
-dv-core.o: $(srccom)/dv-core.c $(hw_main_headers) $(sim_main_headers)
-	$(CC) -c $(srccom)/dv-core.c $(ALL_CFLAGS)
-
-dv-glue.o: $(srccom)/dv-glue.c $(hw_main_headers) $(sim_main_headers)
-	$(CC) -c $(srccom)/dv-glue.c $(ALL_CFLAGS)
-
-dv-pal.o: $(srccom)/dv-pal.c $(hw_main_headers) $(sim_main_headers)
-	$(CC) -c $(srccom)/dv-pal.c $(ALL_CFLAGS)
-
-dv-sockser.o: $(srccom)/dv-sockser.h $(sim_main_headers)
-	$(CC) -c $(srccom)/dv-sockser.c $(ALL_CFLAGS)
-
-
-nrun.o: $(srccom)/nrun.c config.h tconfig.h $(remote_sim_h) $(callback_h) \
-	  $(sim_main_headers)
-	$(CC) -c $(srccom)/nrun.c $(ALL_CFLAGS)
-
 # CGEN support.
 
 # For use in Makefile.in for cpu-specific files.
 CGEN_MAIN_CPU_DEPS = \
 	$(SIM_MAIN_DEPS) \
-	$(CGEN_INCLUDE_DEPS) \
 	$(srccom)/cgen-ops.h \
-	$(srccom)/cgen-mem.h \
-	$(srccom)/cgen-par.h \
-	$(srccom)/cgen-fpu.h
-
-cgen-run.o: $(srccom)/cgen-run.c $(sim_main_headers)
-	$(CC) -c $(srccom)/cgen-run.c $(ALL_CFLAGS)
-
-cgen-scache.o: $(srccom)/cgen-scache.c $(sim_main_headers)
-	$(CC) -c $(srccom)/cgen-scache.c $(ALL_CFLAGS)
-
-cgen-trace.o: $(srccom)/cgen-trace.c $(sim_main_headers)
-	$(CC) -c $(srccom)/cgen-trace.c $(ALL_CFLAGS)
-
-cgen-fpu.o: $(srccom)/cgen-fpu.c $(sim_main_headers) $(sim-fpu_h)
-	$(CC) -c $(srccom)/cgen-fpu.c $(ALL_CFLAGS)
-
-cgen-accfp.o: $(srccom)/cgen-accfp.c $(sim_main_headers) $(sim-fpu_h)
-	$(CC) -c $(srccom)/cgen-accfp.c $(ALL_CFLAGS)
-
-cgen-utils.o: $(srccom)/cgen-utils.c $(sim_main_headers) \
-	  $(srccom)/cgen-mem.h $(srccom)/cgen-ops.h $(srccom)/cgen-engine.h
-	$(CC) -c $(srccom)/cgen-utils.c $(ALL_CFLAGS)
-
-cgen-par.o: $(srccom)/cgen-par.c $(sim_main_headers) \
-	  $(srccom)/cgen-mem.h $(srccom)/cgen-par.h
-	$(CC) -c $(srccom)/cgen-par.c $(ALL_CFLAGS)
+	$(srccom)/cgen-mem.h
 
 # Support targets.
 
@@ -649,7 +493,7 @@ tags etags: TAGS
 # And the sim-n-foo.h files create functions that can't be found either.
 TAGS: force
 	cd $(srcdir) && \
-	etags --regex '/^\([a-z_]+\) (/\1/' --regex '/^\/[*] TAGS: .*/' \
+	etags --regex '/^\([[:lower:]_]+\) (/\1/' --regex '/^\/[*] TAGS: .*/' \
 		*.[ch] ../common/*.[ch]
 
 clean: $(SIM_EXTRA_CLEAN)
@@ -664,11 +508,11 @@ clean: $(SIM_EXTRA_CLEAN)
 distclean mostlyclean maintainer-clean realclean: clean $(SIM_EXTRA_DISTCLEAN)
 	rm -f TAGS
 	rm -f Makefile config.cache config.log config.status .gdbinit
-	rm -f tconfig.h config.h stamp-h
-	rm -f targ-vals.def
+	rm -f config.h stamp-h
 
 .c.o:
-	$(CC) -c $(ALL_CFLAGS) $<
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 
 # Dummy target to force execution of dependent targets.
 force:
@@ -694,6 +538,9 @@ CGEN = "`if [ -f ../../guile/libguile/guile ]; then echo ../../guile/libguile/gu
 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