sim: drop support for automatic subdir recursion

No port relies on this anymore, so we can scrub it all.

4 files changed, 44 insertions, 131 deletions

diff --git a/sim/Makefile.am b/sim/Makefile.am
index b429260..9183b34 100644
--- a/sim/Makefile.am
+++ b/sim/Makefile.am
@@ -24,8 +24,6 @@ GNULIB_PARENT_DIR = ..
 srccom = $(srcdir)/common
 srcroot = $(srcdir)/..
 
-SUBDIRS = @subdirs@
-
 SIM_PRIMARY_TARGET = @SIM_PRIMARY_TARGET@
 
 ## We don't set some of these vars here, but we need to define them so they may
@@ -72,9 +70,6 @@ AM_CPPFLAGS_FOR_BUILD = \
 COMPILE_FOR_BUILD = $(CC_FOR_BUILD) $(AM_CPPFLAGS_FOR_BUILD) $(CPPFLAGS_FOR_BUILD) $(CFLAGS_FOR_BUILD)
 LINK_FOR_BUILD = $(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) -o $@
 
-## Deps to add to the all-recursive target.  These are built before descending
-## into any subdirs.
-SIM_ALL_RECURSIVE_DEPS =
 ## Deps to add to the install-data-local target.
 SIM_INSTALL_DATA_LOCAL_DEPS =
 ## Deps to add to the install-exec-local target.
@@ -205,11 +200,6 @@ if SIM_ENABLE_ARCH_v850
 include v850/local.mk
 endif
 
-## Helper targets for running make from the top-level when some subdirs still
-## have Makefiles in subdirs.
-
-all-recursive: $(SIM_ALL_RECURSIVE_DEPS)
-
 install-data-local: installdirs $(SIM_INSTALL_DATA_LOCAL_DEPS)
 	$(AM_V_at)$(MKDIR_P) $(DESTDIR)$(libdir)
 	lib=`echo sim | sed '$(program_transform_name)'`; \
diff --git a/sim/Makefile.in b/sim/Makefile.in
index 56d3218..3ef3fad 100644
--- a/sim/Makefile.in
+++ b/sim/Makefile.in
@@ -1319,14 +1319,6 @@ SOURCES = $(aarch64_libsim_a_SOURCES) \
 	testsuite/common/bits32m0.c testsuite/common/bits32m31.c \
 	testsuite/common/bits64m0.c testsuite/common/bits64m63.c \
 	testsuite/common/fpu-tst.c $(v850_run_SOURCES)
-RECURSIVE_TARGETS = all-recursive check-recursive cscopelist-recursive \
-	ctags-recursive dvi-recursive html-recursive info-recursive \
-	install-data-recursive install-dvi-recursive \
-	install-exec-recursive install-html-recursive \
-	install-info-recursive install-pdf-recursive \
-	install-ps-recursive install-recursive installcheck-recursive \
-	installdirs-recursive pdf-recursive ps-recursive \
-	tags-recursive uninstall-recursive
 am__can_run_installinfo = \
   case $$AM_UPDATE_INFO_DIR in \
     n|no|NO) false;; \
@@ -1368,14 +1360,6 @@ DATA = $(armdoc_DATA) $(dtb_DATA) $(erc32doc_DATA) $(frvdoc_DATA) \
 am__pkginclude_HEADERS_DIST = $(srcroot)/include/sim/callback.h \
 	$(srcroot)/include/sim/sim.h
 HEADERS = $(pkginclude_HEADERS)
-RECURSIVE_CLEAN_TARGETS = mostlyclean-recursive clean-recursive	\
-  distclean-recursive maintainer-clean-recursive
-am__recursive_targets = \
-  $(RECURSIVE_TARGETS) \
-  $(RECURSIVE_CLEAN_TARGETS) \
-  $(am__extra_recursive_targets)
-AM_RECURSIVE_TARGETS = $(am__recursive_targets:-recursive=) TAGS CTAGS \
-	cscope check recheck
 am__tagged_files = $(HEADERS) $(SOURCES) $(TAGS_FILES) \
 	$(LISP)config.h.in
 # Read a list of newline-separated strings from the standard input,
@@ -1397,6 +1381,7 @@ am__define_uniq_tagged_files = \
 ETAGS = etags
 CTAGS = ctags
 CSCOPE = cscope
+AM_RECURSIVE_TARGETS = cscope check recheck
 DEJATOOL = $(PACKAGE)
 RUNTESTDEFAULTFLAGS = --tool $$tool --srcdir $$srcdir
 EXPECT = expect
@@ -1577,7 +1562,6 @@ TEST_LOGS = $(am__test_logs2:.test.log=.log)
 TEST_LOG_DRIVER = $(SHELL) $(top_srcdir)/../test-driver
 TEST_LOG_COMPILE = $(TEST_LOG_COMPILER) $(AM_TEST_LOG_FLAGS) \
 	$(TEST_LOG_FLAGS)
-DIST_SUBDIRS = $(SUBDIRS)
 ACLOCAL = @ACLOCAL@
 AMTAR = @AMTAR@
 AM_DEFAULT_VERBOSITY = @AM_DEFAULT_VERBOSITY@
@@ -1850,7 +1834,6 @@ sim_ppc_switch = @sim_ppc_switch@
 sim_ppc_timebase = @sim_ppc_timebase@
 sim_ppc_xor_endian = @sim_ppc_xor_endian@
 srcdir = @srcdir@
-subdirs = @subdirs@
 sysconfdir = @sysconfdir@
 target = @target@
 target_alias = @target_alias@
@@ -1865,7 +1848,6 @@ ACLOCAL_AMFLAGS = -Im4 -I.. -I../config
 GNULIB_PARENT_DIR = ..
 srccom = $(srcdir)/common
 srcroot = $(srcdir)/..
-SUBDIRS = @subdirs@
 pkginclude_HEADERS = $(am__append_1)
 EXTRA_LIBRARIES = igen/libigen.a $(am__append_92)
 noinst_LIBRARIES = common/libcommon.a $(am__append_3) $(am__append_5) \
@@ -1915,7 +1897,6 @@ AM_CPPFLAGS_FOR_BUILD = -I$(srcroot)/include $(SIM_HW_CFLAGS) \
 	$(SIM_INLINE) -I$(srcdir)/common
 COMPILE_FOR_BUILD = $(CC_FOR_BUILD) $(AM_CPPFLAGS_FOR_BUILD) $(CPPFLAGS_FOR_BUILD) $(CFLAGS_FOR_BUILD)
 LINK_FOR_BUILD = $(CC_FOR_BUILD) $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) -o $@
-SIM_ALL_RECURSIVE_DEPS = 
 SIM_INSTALL_DATA_LOCAL_DEPS = 
 SIM_INSTALL_EXEC_LOCAL_DEPS = $(am__append_30)
 SIM_UNINSTALL_LOCAL_DEPS = $(am__append_31)
@@ -3242,7 +3223,7 @@ testsuite_common_CPPFLAGS = \
 @SIM_ENABLE_ARCH_v850_TRUE@v850_IGEN_INSN = $(srcdir)/v850/v850.igen
 @SIM_ENABLE_ARCH_v850_TRUE@v850_IGEN_DC = $(srcdir)/v850/v850.dc
 all: $(BUILT_SOURCES) config.h
-	$(MAKE) $(AM_MAKEFLAGS) all-recursive
+	$(MAKE) $(AM_MAKEFLAGS) all-am
 
 .SUFFIXES:
 .SUFFIXES: .c .lo .log .o .obj .test .test$(EXEEXT) .trs
@@ -4498,61 +4479,14 @@ uninstall-pkgincludeHEADERS:
 	files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \
 	dir='$(DESTDIR)$(pkgincludedir)'; $(am__uninstall_files_from_dir)
 
-# This directory's subdirectories are mostly independent; you can cd
-# into them and run 'make' without going through this Makefile.
-# To change the values of 'make' variables: instead of editing Makefiles,
-# (1) if the variable is set in 'config.status', edit 'config.status'
-#     (which will cause the Makefiles to be regenerated when you run 'make');
-# (2) otherwise, pass the desired values on the 'make' command line.
-$(am__recursive_targets):
-	@fail=; \
-	if $(am__make_keepgoing); then \
-	  failcom='fail=yes'; \
-	else \
-	  failcom='exit 1'; \
-	fi; \
-	dot_seen=no; \
-	target=`echo $@ | sed s/-recursive//`; \
-	case "$@" in \
-	  distclean-* | maintainer-clean-*) list='$(DIST_SUBDIRS)' ;; \
-	  *) list='$(SUBDIRS)' ;; \
-	esac; \
-	for subdir in $$list; do \
-	  echo "Making $$target in $$subdir"; \
-	  if test "$$subdir" = "."; then \
-	    dot_seen=yes; \
-	    local_target="$$target-am"; \
-	  else \
-	    local_target="$$target"; \
-	  fi; \
-	  ($(am__cd) $$subdir && $(MAKE) $(AM_MAKEFLAGS) $$local_target) \
-	  || eval $$failcom; \
-	done; \
-	if test "$$dot_seen" = "no"; then \
-	  $(MAKE) $(AM_MAKEFLAGS) "$$target-am" || exit 1; \
-	fi; test -z "$$fail"
-
 ID: $(am__tagged_files)
 	$(am__define_uniq_tagged_files); mkid -fID $$unique
-tags: tags-recursive
+tags: tags-am
 TAGS: tags
 
 tags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
 	set x; \
 	here=`pwd`; \
-	if ($(ETAGS) --etags-include --version) >/dev/null 2>&1; then \
-	  include_option=--etags-include; \
-	  empty_fix=.; \
-	else \
-	  include_option=--include; \
-	  empty_fix=; \
-	fi; \
-	list='$(SUBDIRS)'; for subdir in $$list; do \
-	  if test "$$subdir" = .; then :; else \
-	    test ! -f $$subdir/TAGS || \
-	      set "$$@" "$$include_option=$$here/$$subdir/TAGS"; \
-	  fi; \
-	done; \
 	$(am__define_uniq_tagged_files); \
 	shift; \
 	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
@@ -4565,7 +4499,7 @@ tags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
 	      $$unique; \
 	  fi; \
 	fi
-ctags: ctags-recursive
+ctags: ctags-am
 
 CTAGS: ctags
 ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
@@ -4584,7 +4518,7 @@ cscope: cscope.files
 clean-cscope:
 	-rm -f cscope.files
 cscope.files: clean-cscope cscopelist
-cscopelist: cscopelist-recursive
+cscopelist: cscopelist-am
 
 cscopelist-am: $(am__tagged_files)
 	list='$(am__tagged_files)'; \
@@ -4830,23 +4764,22 @@ check-am: all-am
 	$(MAKE) $(AM_MAKEFLAGS) $(check_PROGRAMS)
 	$(MAKE) $(AM_MAKEFLAGS) check-DEJAGNU check-TESTS
 check: $(BUILT_SOURCES)
-	$(MAKE) $(AM_MAKEFLAGS) check-recursive
+	$(MAKE) $(AM_MAKEFLAGS) check-am
 all-am: Makefile $(LIBRARIES) $(PROGRAMS) $(DATA) $(HEADERS) config.h
-installdirs: installdirs-recursive
-installdirs-am:
+installdirs:
 	for dir in "$(DESTDIR)$(armdocdir)" "$(DESTDIR)$(dtbdir)" "$(DESTDIR)$(erc32docdir)" "$(DESTDIR)$(frvdocdir)" "$(DESTDIR)$(or1kdocdir)" "$(DESTDIR)$(ppcdocdir)" "$(DESTDIR)$(rxdocdir)" "$(DESTDIR)$(pkgincludedir)"; do \
 	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
 	done
 install: $(BUILT_SOURCES)
-	$(MAKE) $(AM_MAKEFLAGS) install-recursive
-install-exec: install-exec-recursive
-install-data: install-data-recursive
-uninstall: uninstall-recursive
+	$(MAKE) $(AM_MAKEFLAGS) install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
 
 install-am: all-am
 	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
 
-installcheck: installcheck-recursive
+installcheck: installcheck-am
 install-strip:
 	if test -z '$(STRIP)'; then \
 	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
@@ -4945,12 +4878,12 @@ maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
 	@echo "it deletes files that may require special tools to rebuild."
 	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
-clean: clean-recursive
+clean: clean-am
 
 clean-am: clean-checkPROGRAMS clean-generic clean-libtool \
 	clean-noinstLIBRARIES clean-noinstPROGRAMS mostlyclean-am
 
-distclean: distclean-recursive
+distclean: distclean-am
 	-rm -f $(am__CONFIG_DISTCLEAN_FILES)
 	-rm -rf aarch64/$(DEPDIR) arm/$(DEPDIR) avr/$(DEPDIR) bfin/$(DEPDIR) bpf/$(DEPDIR) common/$(DEPDIR) cr16/$(DEPDIR) cris/$(DEPDIR) d10v/$(DEPDIR) erc32/$(DEPDIR) example-synacor/$(DEPDIR) frv/$(DEPDIR) ft32/$(DEPDIR) h8300/$(DEPDIR) igen/$(DEPDIR) iq2000/$(DEPDIR) lm32/$(DEPDIR) m32c/$(DEPDIR) m32r/$(DEPDIR) m68hc11/$(DEPDIR) mcore/$(DEPDIR) microblaze/$(DEPDIR) mips/$(DEPDIR) mn10300/$(DEPDIR) moxie/$(DEPDIR) msp430/$(DEPDIR) or1k/$(DEPDIR) ppc/$(DEPDIR) pru/$(DEPDIR) riscv/$(DEPDIR) rl78/$(DEPDIR) rx/$(DEPDIR) sh/$(DEPDIR) testsuite/common/$(DEPDIR) v850/$(DEPDIR)
 	-rm -f Makefile
@@ -4958,15 +4891,15 @@ distclean-am: clean-am distclean-DEJAGNU distclean-compile \
 	distclean-generic distclean-hdr distclean-libtool \
 	distclean-tags
 
-dvi: dvi-recursive
+dvi: dvi-am
 
 dvi-am:
 
-html: html-recursive
+html: html-am
 
 html-am:
 
-info: info-recursive
+info: info-am
 
 info-am:
 
@@ -4974,49 +4907,49 @@ install-data-am: install-armdocDATA install-data-local install-dtbDATA \
 	install-erc32docDATA install-frvdocDATA install-or1kdocDATA \
 	install-pkgincludeHEADERS install-ppcdocDATA install-rxdocDATA
 
-install-dvi: install-dvi-recursive
+install-dvi: install-dvi-am
 
 install-dvi-am:
 
 install-exec-am: install-exec-local
 
-install-html: install-html-recursive
+install-html: install-html-am
 
 install-html-am:
 
-install-info: install-info-recursive
+install-info: install-info-am
 
 install-info-am:
 
 install-man:
 
-install-pdf: install-pdf-recursive
+install-pdf: install-pdf-am
 
 install-pdf-am:
 
-install-ps: install-ps-recursive
+install-ps: install-ps-am
 
 install-ps-am:
 
 installcheck-am:
 
-maintainer-clean: maintainer-clean-recursive
+maintainer-clean: maintainer-clean-am
 	-rm -f $(am__CONFIG_DISTCLEAN_FILES)
 	-rm -rf $(top_srcdir)/autom4te.cache
 	-rm -rf aarch64/$(DEPDIR) arm/$(DEPDIR) avr/$(DEPDIR) bfin/$(DEPDIR) bpf/$(DEPDIR) common/$(DEPDIR) cr16/$(DEPDIR) cris/$(DEPDIR) d10v/$(DEPDIR) erc32/$(DEPDIR) example-synacor/$(DEPDIR) frv/$(DEPDIR) ft32/$(DEPDIR) h8300/$(DEPDIR) igen/$(DEPDIR) iq2000/$(DEPDIR) lm32/$(DEPDIR) m32c/$(DEPDIR) m32r/$(DEPDIR) m68hc11/$(DEPDIR) mcore/$(DEPDIR) microblaze/$(DEPDIR) mips/$(DEPDIR) mn10300/$(DEPDIR) moxie/$(DEPDIR) msp430/$(DEPDIR) or1k/$(DEPDIR) ppc/$(DEPDIR) pru/$(DEPDIR) riscv/$(DEPDIR) rl78/$(DEPDIR) rx/$(DEPDIR) sh/$(DEPDIR) testsuite/common/$(DEPDIR) v850/$(DEPDIR)
 	-rm -f Makefile
 maintainer-clean-am: distclean-am maintainer-clean-generic
 
-mostlyclean: mostlyclean-recursive
+mostlyclean: mostlyclean-am
 
 mostlyclean-am: mostlyclean-compile mostlyclean-generic \
 	mostlyclean-libtool
 
-pdf: pdf-recursive
+pdf: pdf-am
 
 pdf-am:
 
-ps: ps-recursive
+ps: ps-am
 
 ps-am:
 
@@ -5025,25 +4958,24 @@ uninstall-am: uninstall-armdocDATA uninstall-dtbDATA \
 	uninstall-or1kdocDATA uninstall-pkgincludeHEADERS \
 	uninstall-ppcdocDATA uninstall-rxdocDATA
 
-.MAKE: $(am__recursive_targets) all check check-am install install-am \
-	install-strip
-
-.PHONY: $(am__recursive_targets) CTAGS GTAGS TAGS all all-am \
-	am--refresh check check-DEJAGNU check-TESTS check-am clean \
-	clean-checkPROGRAMS clean-cscope clean-generic clean-libtool \
-	clean-noinstLIBRARIES clean-noinstPROGRAMS cscope \
-	cscopelist-am ctags ctags-am distclean distclean-DEJAGNU \
-	distclean-compile distclean-generic distclean-hdr \
-	distclean-libtool distclean-tags dvi dvi-am html html-am info \
-	info-am install install-am install-armdocDATA install-data \
-	install-data-am install-data-local install-dtbDATA install-dvi \
-	install-dvi-am install-erc32docDATA install-exec \
-	install-exec-am install-exec-local install-frvdocDATA \
-	install-html install-html-am install-info install-info-am \
-	install-man install-or1kdocDATA install-pdf install-pdf-am \
+.MAKE: all check check-am install install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--refresh check check-DEJAGNU \
+	check-TESTS check-am clean clean-checkPROGRAMS clean-cscope \
+	clean-generic clean-libtool clean-noinstLIBRARIES \
+	clean-noinstPROGRAMS cscope cscopelist-am ctags ctags-am \
+	distclean distclean-DEJAGNU distclean-compile \
+	distclean-generic distclean-hdr distclean-libtool \
+	distclean-tags dvi dvi-am html html-am info info-am install \
+	install-am install-armdocDATA install-data install-data-am \
+	install-data-local install-dtbDATA install-dvi install-dvi-am \
+	install-erc32docDATA install-exec install-exec-am \
+	install-exec-local install-frvdocDATA install-html \
+	install-html-am install-info install-info-am install-man \
+	install-or1kdocDATA install-pdf install-pdf-am \
 	install-pkgincludeHEADERS install-ppcdocDATA install-ps \
 	install-ps-am install-rxdocDATA install-strip installcheck \
-	installcheck-am installdirs installdirs-am maintainer-clean \
+	installcheck-am installdirs maintainer-clean \
 	maintainer-clean-generic mostlyclean mostlyclean-compile \
 	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
 	recheck tags tags-am uninstall uninstall-am \
@@ -6071,8 +6003,6 @@ testsuite/common/bits64m63.c: testsuite/common/bits-gen$(EXEEXT) testsuite/commo
 @SIM_ENABLE_ARCH_v850_TRUE@		-n irun.c      -r  v850/irun.c
 @SIM_ENABLE_ARCH_v850_TRUE@	$(AM_V_at)touch $@
 
-all-recursive: $(SIM_ALL_RECURSIVE_DEPS)
-
 install-data-local: installdirs $(SIM_INSTALL_DATA_LOCAL_DEPS)
 	$(AM_V_at)$(MKDIR_P) $(DESTDIR)$(libdir)
 	lib=`echo sim | sed '$(program_transform_name)'`; \
diff --git a/sim/configure b/sim/configure
index d7d92c2..f813d91 100755
--- a/sim/configure
+++ b/sim/configure
@@ -852,7 +852,6 @@ AS_FOR_TARGET_AARCH64
 LD_FOR_TARGET
 AS_FOR_TARGET
 CC_FOR_TARGET
-subdirs
 SIM_ENABLED_ARCHES
 SIM_PRIMARY_TARGET
 AM_BACKSLASH
@@ -12684,7 +12683,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12687 "configure"
+#line 12686 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12790,7 +12789,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12793 "configure"
+#line 12792 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -14508,9 +14507,6 @@ ENABLE_SIM=no
 
 
 
-subdirs=""
-
-
 if test "${enable_sim}" != no; then
   for targ in `echo $target $enable_targets | sed 's/,/ /g'`
   do
diff --git a/sim/configure.ac b/sim/configure.ac
index cd84040..937571a 100644
--- a/sim/configure.ac
+++ b/sim/configure.ac
@@ -86,9 +86,6 @@ m4_define([SIM_TARGET], [dnl
   AM_CONDITIONAL([SIM_ENABLE_ARCH_$2], [${sim_enable_arch_$2}])
 ])
 
-subdirs=""
-AC_SUBST(subdirs)
-
 dnl WHEN ADDING ENTRIES TO THIS MATRIX:
 dnl Make sure that the left side always has two dashes.  Otherwise you can get
 dnl spurious matches.  Even for unambiguous cases, do this as a convention, else