Build system improvements
[ghc-hetmet.git] / ghc.mk
diff --git a/ghc.mk b/ghc.mk
index 0d21dcf..75419e0 100644 (file)
--- a/ghc.mk
+++ b/ghc.mk
@@ -155,7 +155,7 @@ include rules/clean-target.mk
 # -----------------------------------------------------------------------------
 # The inplace tree
 
-$(eval $(call clean-target,inplace,,inplace))
+$(eval $(call clean-target,inplace,,inplace/bin inplace/lib))
 
 # -----------------------------------------------------------------------------
 # Whether to build dependencies or not
@@ -282,6 +282,115 @@ include rules/bindist.mk
        "$(MKDIRHIER)" $@
 
 # -----------------------------------------------------------------------------
+# Phase handling
+
+phase_0_or_later = YES
+ifeq "$(findstring $(phase),0)" ""
+phase_0_done = YES
+phase_1_or_later = YES
+endif
+ifeq "$(findstring $(phase),0 1)" ""
+phase_1_done = YES
+phase_2_or_later = YES
+endif
+ifeq "$(findstring $(phase),0 1 2)" ""
+phase_2_done = YES
+phase_3_or_later = YES
+endif
+ifeq "$(findstring $(phase),0 1 2 3)" ""
+phase_3_done = YES
+phase_4_or_later = YES
+endif
+ifeq "$(findstring $(phase),0 1 2 3 4)" ""
+phase_4_done = YES
+endif
+
+includes_dist-derivedconstants_CONFIGURE_PHASE = 0
+includes_dist-ghcconstants_CONFIGURE_PHASE = 0
+
+# We do these first, as making the sources for some later
+# packages needs them, and we need the sources before we can
+# work out dependencies
+utils/hsc2hs_dist_CONFIGURE_PHASE = 0
+utils/unlit_dist_CONFIGURE_PHASE = 0
+utils/genprimopcode_dist_CONFIGURE_PHASE = 0
+
+# Then the bootlibs
+libraries/hpc_dist-boot_CONFIGURE_PHASE = 1
+libraries/extensible-exceptions_dist-boot_CONFIGURE_PHASE = 1
+libraries/Cabal_dist-boot_CONFIGURE_PHASE = 1
+libraries/binary_dist-boot_CONFIGURE_PHASE = 1
+libraries/bin-package-db_dist-boot_CONFIGURE_PHASE = 1
+
+# We put the stage 1 compiler package in a later phase than the bootlibs
+# for the same reasone we have the
+#     $(compiler_stage1_depfile_haskell) : $(BOOT_LIBS)
+# dependency below
+compiler_stage1_CONFIGURE_PHASE = 2
+
+# Now we make the stage 1 compiler binary. Again, in a later phase than
+# its package for the same reason as the
+#     $(ghc_stage1_depfile_haskell) : $(compiler_stage1_v_LIB)
+# dep below
+ghc_stage1_CONFIGURE_PHASE = 3
+
+# Finally, the stage1 compiler is used to make the dependencies for
+# everything else, so we can now build the rest.
+compiler_stage2_CONFIGURE_PHASE = 4
+ghc_stage2_CONFIGURE_PHASE = 4
+
+libraries/ghc-prim_dist-install_CONFIGURE_PHASE = 4
+libraries/integer-gmp_dist-install_CONFIGURE_PHASE = 4
+libraries/base_dist-install_CONFIGURE_PHASE = 4
+libraries/filepath_dist-install_CONFIGURE_PHASE = 4
+libraries/array_dist-install_CONFIGURE_PHASE = 4
+libraries/bytestring_dist-install_CONFIGURE_PHASE = 4
+libraries/containers_dist-install_CONFIGURE_PHASE = 4
+libraries/unix_dist-install_CONFIGURE_PHASE = 4
+libraries/old-locale_dist-install_CONFIGURE_PHASE = 4
+libraries/old-time_dist-install_CONFIGURE_PHASE = 4
+libraries/time_dist-install_CONFIGURE_PHASE = 4
+libraries/directory_dist-install_CONFIGURE_PHASE = 4
+libraries/process_dist-install_CONFIGURE_PHASE = 4
+libraries/extensible-exceptions_dist-install_CONFIGURE_PHASE = 4
+libraries/hpc_dist-install_CONFIGURE_PHASE = 4
+libraries/pretty_dist-install_CONFIGURE_PHASE = 4
+libraries/template-haskell_dist-install_CONFIGURE_PHASE = 4
+libraries/Cabal_dist-install_CONFIGURE_PHASE = 4
+libraries/binary_dist-install_CONFIGURE_PHASE = 4
+libraries/bin-package-db_dist-install_CONFIGURE_PHASE = 4
+libraries/mtl_dist-install_CONFIGURE_PHASE = 4
+libraries/utf8-string_dist-install_CONFIGURE_PHASE = 4
+libraries/xhtml_dist-install_CONFIGURE_PHASE = 4
+libraries/terminfo_dist-install_CONFIGURE_PHASE = 4
+libraries/haskeline_dist-install_CONFIGURE_PHASE = 4
+libraries/random_dist-install_CONFIGURE_PHASE = 4
+libraries/haskell98_dist-install_CONFIGURE_PHASE = 4
+libraries/haskell2010_dist-install_CONFIGURE_PHASE = 4
+libraries/primitive_dist-install_CONFIGURE_PHASE = 4
+libraries/vector_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-base_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-prim-interface_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-prim-seq_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-prim-par_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-seq_dist-install_CONFIGURE_PHASE = 4
+libraries/dph/dph-par_dist-install_CONFIGURE_PHASE = 4
+
+utils/hp2ps_dist_CONFIGURE_PHASE = 4
+utils/genapply_dist_CONFIGURE_PHASE = 4
+utils/haddock_dist_CONFIGURE_PHASE = 4
+utils/hsc2hs_dist-install_CONFIGURE_PHASE = 4
+utils/ghc-pkg_dist-install_CONFIGURE_PHASE = 4
+utils/hpc_dist_CONFIGURE_PHASE = 4
+utils/runghc_dist_CONFIGURE_PHASE = 4
+utils/ghctags_dist_CONFIGURE_PHASE = 4
+utils/ghc-pwd_dist_CONFIGURE_PHASE = 4
+utils/ghc-cabal_dist-install_CONFIGURE_PHASE = 4
+utils/mkUserGuidePart_dist_CONFIGURE_PHASE = 4
+utils/compare_sizes_dist_CONFIGURE_PHASE = 4
+
+
+# -----------------------------------------------------------------------------
 # Packages
 
 # --------------------------------
@@ -299,7 +408,7 @@ DPH_PACKAGES := dph/dph-base dph/dph-prim-interface dph/dph-prim-seq \
 # Packages that, if present, must be built by the stage2 compiler,
 # because they use TH and/or annotations, or depend on other stage2
 # packages:
-STAGE2_PACKAGES := $(DPH_PACKAGES) haskell98 haskell2010
+STAGE2_PACKAGES := $(DPH_PACKAGES) haskell98 haskell2010 random
 # Packages that we shouldn't build if we don't have TH (e.g. because
 # we're building a profiled compiler):
 TH_PACKAGES := $(DPH_PACKAGES)
@@ -435,6 +544,8 @@ ghc/stage2/package-data.mk: compiler/stage2/package-data.mk
 # package-data.mk is sufficient, as that in turn depends on all the
 # libraries
 utils/haddock/dist/package-data.mk: compiler/stage2/package-data.mk
+utils/ghc-pwd/dist/package-data.mk: compiler/stage2/package-data.mk
+utils/ghc-cabal/dist-install/package-data.mk: compiler/stage2/package-data.mk
 
 utils/ghc-pkg/dist-install/package-data.mk: compiler/stage2/package-data.mk
 utils/hsc2hs/dist-install/package-data.mk: compiler/stage2/package-data.mk
@@ -508,9 +619,11 @@ endif
 # ----------------------------------------------
 # Checking packages with 'cabal check'
 
+ifeq "$(phase)" ""
 ifeq "$(CHECK_PACKAGES)" "YES"
 all: check_packages
 endif
+endif
 
 # These packages don't pass the Cabal checks because hs-source-dirs
 # points outside the source directory. This isn't a real problem in
@@ -549,7 +662,7 @@ CHECKED_compiler = YES
 # So this is the final ordering:
 
 # Phase 0 : all package-data.mk files
-#           (requires ghc-cabal, ghc-pkg, mkdirhier, dummy-ghc etc.)
+#           (requires ghc-cabal, ghc-pkg, mkdirhier etc.)
 # Phase 1 : .depend files for bootstrap libs
 #           (requires hsc2hs)
 # Phase 2 : compiler/stage1/.depend
@@ -594,14 +707,9 @@ BUILD_DIRS += \
 ifneq "$(BINDIST)" "YES"
 BUILD_DIRS += \
    bindisttest \
-   $(GHC_CABAL_DIR) \
    $(GHC_GENAPPLY_DIR)
 endif
 
-BUILD_DIRS += \
-   utils/haddock \
-   utils/haddock/doc
-
 ifneq "$(CLEANING)" "YES"
 BUILD_DIRS += \
    $(patsubst %, libraries/%, $(PACKAGES))
@@ -612,11 +720,15 @@ BUILD_DIRS += libraries/integer-gmp/gmp
 endif
 
 BUILD_DIRS += \
+   utils/haddock \
+   utils/haddock/doc \
    compiler \
    $(GHC_HSC2HS_DIR) \
    $(GHC_PKG_DIR) \
    utils/testremove \
    utils/ghctags \
+   utils/ghc-pwd \
+   $(GHC_CABAL_DIR) \
    utils/hpc \
    utils/runghc \
    ghc
@@ -663,7 +775,9 @@ utils/runghc_dist_DISABLE = YES
 utils/ghctags_dist_DISABLE = YES
 utils/hpc_dist_DISABLE = YES
 utils/hsc2hs_dist-install_DISABLE = YES
+utils/ghc-cabal_dist-install_DISABLE = YES
 utils/ghc-pkg_dist-install_DISABLE = YES
+utils/ghc-pwd_dist_DISABLE = YES
 utils/mkUserGuidePart_dist_DISABLE = YES
 utils/compare_sizes_dist_DISABLE = YES
 compiler_stage2_DISABLE = YES
@@ -706,9 +820,11 @@ $(foreach p,$(STAGE0_PACKAGES),$(eval libraries/$p_dist-boot_DO_HADDOCK = NO))
 
 # Build the Haddock contents and index
 ifeq "$(HADDOCK_DOCS)" "YES"
-libraries/index.html: $(ALL_HADDOCK_FILES)
+libraries/index.html: inplace/bin/haddock $(ALL_HADDOCK_FILES)
        cd libraries && sh gen_contents_index --inplace
+ifeq "$(phase)" ""
 $(eval $(call all-target,library_doc_index,libraries/index.html))
+endif
 INSTALL_LIBRARY_DOCS += libraries/*.html libraries/*.gif libraries/*.css libraries/*.js
 CLEAN_FILES += libraries/doc-index* libraries/haddock*.css \
               libraries/haddock*.js libraries/index*.html libraries/*.gif
@@ -832,26 +948,26 @@ install: install_docs
 endif
 
 install_bins: $(INSTALL_BINS)
-       $(INSTALL_DIR) "$(DESTDIR)$(bindir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(bindir)")
        for i in $(INSTALL_BINS); do \
-               $(INSTALL_PROGRAM) $(INSTALL_BIN_OPTS) $$i "$(DESTDIR)$(bindir)" ;  \
+               $(call INSTALL_PROGRAM,$(INSTALL_BIN_OPTS),$$i,"$(DESTDIR)$(bindir)") ;  \
        done
 
 install_libs: $(INSTALL_LIBS)
-       $(INSTALL_DIR) "$(DESTDIR)$(ghclibdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(ghclibdir)")
        for i in $(INSTALL_LIBS); do \
                case $$i in \
                  *.a) \
-                   $(INSTALL_DATA) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibdir)"; \
+                   $(call INSTALL_DATA,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibdir)"); \
                    $(RANLIB) $(DESTDIR)$(ghclibdir)/`basename $$i` ;; \
                  *.dll) \
-                   $(INSTALL_DATA) -s $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibdir)" ;; \
+                   $(call INSTALL_DATA,-s $(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibdir)") ;; \
                  *.so) \
-                   $(INSTALL_SHLIB) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibdir)" ;; \
+                   $(call INSTALL_SHLIB,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibdir)") ;; \
                  *.dylib) \
-                   $(INSTALL_SHLIB) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibdir)";; \
+                   $(call INSTALL_SHLIB,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibdir)");; \
                  *) \
-                   $(INSTALL_DATA) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibdir)"; \
+                   $(call INSTALL_DATA,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibdir)"); \
                esac; \
        done
 
@@ -859,9 +975,9 @@ install_libexec_scripts: $(INSTALL_LIBEXEC_SCRIPTS)
 ifeq "$(INSTALL_LIBEXEC_SCRIPTS)" ""
        @:
 else
-       $(INSTALL_DIR) "$(DESTDIR)$(ghclibexecdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(ghclibexecdir)")
        for i in $(INSTALL_LIBEXEC_SCRIPTS); do \
-               $(INSTALL_SCRIPT) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghclibexecdir)"; \
+               $(call INSTALL_SCRIPT,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghclibexecdir)"); \
        done
 endif
 
@@ -869,9 +985,9 @@ install_libexecs:  $(INSTALL_LIBEXECS)
 ifeq "$(INSTALL_LIBEXECS)" ""
        @:
 else
-       $(INSTALL_DIR) "$(DESTDIR)$(ghclibexecdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(ghclibexecdir)")
        for i in $(INSTALL_LIBEXECS); do \
-               $(INSTALL_PROGRAM) $(INSTALL_BIN_OPTS) $$i "$(DESTDIR)$(ghclibexecdir)"; \
+               $(call INSTALL_PROGRAM,$(INSTALL_BIN_OPTS),$$i,"$(DESTDIR)$(ghclibexecdir)"); \
        done
 # We rename ghc-stage2, so that the right program name is used in error
 # messages etc.
@@ -879,38 +995,38 @@ else
 endif
 
 install_topdirs: $(INSTALL_TOPDIRS)
-       $(INSTALL_DIR) "$(DESTDIR)$(topdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(topdir)")
        for i in $(INSTALL_TOPDIRS); do \
-               $(INSTALL_PROGRAM) $(INSTALL_BIN_OPTS) $$i "$(DESTDIR)$(topdir)"; \
+               $(call INSTALL_PROGRAM,$(INSTALL_BIN_OPTS),$$i,"$(DESTDIR)$(topdir)"); \
        done
 
 install_headers: $(INSTALL_HEADERS)
-       $(INSTALL_DIR) "$(DESTDIR)$(ghcheaderdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(ghcheaderdir)")
        for i in $(INSTALL_HEADERS); do \
-               $(INSTALL_HEADER) $(INSTALL_OPTS) $$i "$(DESTDIR)$(ghcheaderdir)"; \
+               $(call INSTALL_HEADER,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(ghcheaderdir)"); \
        done
 
 install_docs: $(INSTALL_DOCS)
-       $(INSTALL_DIR) "$(DESTDIR)$(docdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(docdir)")
 ifneq "$(INSTALL_DOCS)" ""
        for i in $(INSTALL_DOCS); do \
-               $(INSTALL_DOC) $(INSTALL_OPTS) $$i "$(DESTDIR)$(docdir)"; \
+               $(call INSTALL_DOC,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(docdir)"); \
        done
 endif
-       $(INSTALL_DIR) $(INSTALL_OPTS) "$(DESTDIR)$(docdir)/html"
-       $(INSTALL_DOC) $(INSTALL_OPTS) docs/index.html "$(DESTDIR)$(docdir)/html"
+       $(call INSTALL_DIR,"$(DESTDIR)$(docdir)/html")
+       $(call INSTALL_DOC,$(INSTALL_OPTS),docs/index.html,"$(DESTDIR)$(docdir)/html")
 ifneq "$(INSTALL_LIBRARY_DOCS)" ""
-       $(INSTALL_DIR) $(INSTALL_OPTS) "$(DESTDIR)$(docdir)/html/libraries"
+       $(call INSTALL_DIR,"$(DESTDIR)$(docdir)/html/libraries")
        for i in $(INSTALL_LIBRARY_DOCS); do \
-               $(INSTALL_DOC) $(INSTALL_OPTS) $$i "$(DESTDIR)$(docdir)/html/libraries/"; \
+               $(call INSTALL_DOC,$(INSTALL_OPTS),$$i,"$(DESTDIR)$(docdir)/html/libraries/"); \
        done
-       $(INSTALL_DATA) $(INSTALL_OPTS) libraries/prologue.txt "$(DESTDIR)$(docdir)/html/libraries/"
-       $(INSTALL_SCRIPT) $(INSTALL_OPTS) libraries/gen_contents_index "$(DESTDIR)$(docdir)/html/libraries/"
+       $(call INSTALL_DATA,$(INSTALL_OPTS),libraries/prologue.txt,"$(DESTDIR)$(docdir)/html/libraries/")
+       $(call INSTALL_SCRIPT,$(INSTALL_OPTS),libraries/gen_contents_index,"$(DESTDIR)$(docdir)/html/libraries/")
 endif
 ifneq "$(INSTALL_HTML_DOC_DIRS)" ""
        for i in $(INSTALL_HTML_DOC_DIRS); do \
-               $(INSTALL_DIR) $(INSTALL_OPTS) "$(DESTDIR)$(docdir)/html/`basename $$i`"; \
-               $(INSTALL_DOC) $(INSTALL_OPTS) $$i/* "$(DESTDIR)$(docdir)/html/`basename $$i`"; \
+               $(call INSTALL_DIR,"$(DESTDIR)$(docdir)/html/`basename $$i`"); \
+               $(call INSTALL_DOC,$(INSTALL_OPTS),$$i/*,"$(DESTDIR)$(docdir)/html/`basename $$i`"); \
        done
 endif
 
@@ -944,9 +1060,9 @@ INSTALL_DISTDIR_compiler = stage2
 # Now we can do the installation
 install_packages: install_libexecs
 install_packages: libffi/package.conf.install rts/package.conf.install
-       $(INSTALL_DIR) "$(DESTDIR)$(topdir)"
+       $(call INSTALL_DIR,"$(DESTDIR)$(topdir)")
        "$(RM)" $(RM_OPTS_REC) "$(INSTALLED_PACKAGE_CONF)"
-       $(INSTALL_DIR) "$(INSTALLED_PACKAGE_CONF)"
+       $(call INSTALL_DIR,"$(INSTALLED_PACKAGE_CONF)")
        "$(INSTALLED_GHC_PKG_REAL)" --force --global-conf "$(INSTALLED_PACKAGE_CONF)" update libffi/package.conf.install
        "$(INSTALLED_GHC_PKG_REAL)" --force --global-conf "$(INSTALLED_PACKAGE_CONF)" update rts/package.conf.install
        $(foreach p, $(INSTALLED_PKG_DIRS),                           \
@@ -984,8 +1100,8 @@ $(eval $(call bindist,.,\
     Makefile \
     mk/config.mk.in \
     $(INPLACE_BIN)/mkdirhier \
-    $(INPLACE_BIN)/ghc-cabal \
-    utils/ghc-pwd/ghc-pwd \
+    utils/ghc-cabal/dist-install/build/tmp/ghc-cabal \
+    utils/ghc-pwd/dist/build/tmp/ghc-pwd \
     $(BINDIST_WRAPPERS) \
     $(BINDIST_PERL_SOURCES) \
     $(BINDIST_LIBS) \
@@ -1037,6 +1153,7 @@ unix-binary-dist-prep:
        echo "BUILD_DOCBOOK_PS   = $(BUILD_DOCBOOK_PS)"   >> $(BIN_DIST_MK)
        echo "BUILD_DOCBOOK_PDF  = $(BUILD_DOCBOOK_PDF)"  >> $(BIN_DIST_MK)
        echo "BUILD_MAN          = $(BUILD_MAN)"          >> $(BIN_DIST_MK)
+       echo "GHC_CABAL_INPLACE  = utils/ghc-cabal/dist-install/build/tmp/ghc-cabal" >> $(BIN_DIST_MK)
        cd $(BIN_DIST_PREP_DIR) && autoreconf
        "$(RM)" $(RM_OPTS) $(BIN_DIST_PREP_TAR)
 # h means "follow symlinks", e.g. if aclocal.m4 is a symlink to a source
@@ -1076,9 +1193,15 @@ ifeq "$(mingw32_TARGET_OS)" "1"
        $(call try10Times,$(PublishCp) $(WINDOWS_INSTALLER) $(PublishLocation)/dist)
 endif
 
+ifeq "$(mingw32_TARGET_OS)" "1"
+DOCDIR_TO_PUBLISH = bindisttest/"install dir"/doc
+else
+DOCDIR_TO_PUBLISH = bindisttest/"install dir"/share/doc/ghc
+endif
+
 .PHONY: publish-docs
 publish-docs:
-       $(call try10Times,$(PublishCp) -r bindisttest/installed/share/doc/ghc/* $(PublishLocation)/docs)
+       $(call try10Times,$(PublishCp) -r $(DOCDIR_TO_PUBLISH)/* $(PublishLocation)/docs)
 
 # -----------------------------------------------------------------------------
 # Source distributions
@@ -1103,7 +1226,7 @@ publish-docs:
 # Directory in which we're going to build the src dist
 #
 SRC_DIST_NAME=ghc-$(ProjectVersion)
-SRC_DIST_DIR=$(shell pwd)/$(SRC_DIST_NAME)
+SRC_DIST_DIR=$(TOP)/$(SRC_DIST_NAME)
 
 #
 # Files to include in source distributions
@@ -1193,10 +1316,6 @@ sdist_%:
 
 .PHONY: clean
 
-CLEAN_FILES += utils/ghc-pwd/ghc-pwd
-CLEAN_FILES += utils/ghc-pwd/ghc-pwd.exe
-CLEAN_FILES += utils/ghc-pwd/ghc-pwd.hi
-CLEAN_FILES += utils/ghc-pwd/ghc-pwd.o
 CLEAN_FILES += libraries/bootstrapping.conf
 CLEAN_FILES += libraries/integer-gmp/cbits/GmpDerivedConstants.h
 CLEAN_FILES += libraries/integer-gmp/cbits/mkGmpDerivedConstants
@@ -1250,6 +1369,8 @@ distclean : clean
        "$(RM)" $(RM_OPTS) libraries/process/include/HsProcessConfig.h
        "$(RM)" $(RM_OPTS) libraries/unix/include/HsUnixConfig.h
        "$(RM)" $(RM_OPTS) libraries/old-time/include/HsTimeConfig.h
+       "$(RM)" $(RM_OPTS_REC) utils/ghc-pwd/dist
+       "$(RM)" $(RM_OPTS_REC) inplace
 
        "$(RM)" $(RM_OPTS) $(patsubst %, libraries/%/config.log, $(PACKAGES) $(PACKAGES_STAGE2))
        "$(RM)" $(RM_OPTS) $(patsubst %, libraries/%/config.status, $(PACKAGES) $(PACKAGES_STAGE2))