]> git.ipfire.org Git - thirdparty/gcc.git/blobdiff - Makefile.tpl
inter-procedural value range propagation
[thirdparty/gcc.git] / Makefile.tpl
index bffd85bd68ee1846fdf54e1b10956abb750e2e59..6e22adecd2f125835baaa3ec67244d102ea6c646 100644 (file)
@@ -112,6 +112,9 @@ RPATH_ENVVAR = @RPATH_ENVVAR@
 # executables in PATH.
 GCC_SHLIB_SUBDIR = @GCC_SHLIB_SUBDIR@
 
+# If the build should make suitable code for shared host resources.
+host_shared = @host_shared@
+
 # Build programs are put under this directory.
 BUILD_SUBDIR = @build_subdir@
 # This is set by the configure script to the arguments to use when configuring
@@ -154,6 +157,8 @@ BUILD_EXPORTS = \
        CC="$(CC_FOR_BUILD)"; export CC; \
        CFLAGS="$(CFLAGS_FOR_BUILD)"; export CFLAGS; \
        CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
+       CPP="$(CPP_FOR_BUILD)"; export CPP; \
+       CPPFLAGS="$(CPPFLAGS_FOR_BUILD)"; export CPPFLAGS; \
        CXX="$(CXX_FOR_BUILD)"; export CXX; \
        CXXFLAGS="$(CXXFLAGS_FOR_BUILD)"; export CXXFLAGS; \
        GFORTRAN="$(GFORTRAN_FOR_BUILD)"; export GFORTRAN; \
@@ -161,6 +166,8 @@ BUILD_EXPORTS = \
        GOCFLAGS="$(GOCFLAGS_FOR_BUILD)"; export GOCFLAGS; \
        GDC="$(GDC_FOR_BUILD)"; export GDC; \
        GDCFLAGS="$(GDCFLAGS_FOR_BUILD)"; export GDCFLAGS; \
+       GM2="$(GM2_FOR_BUILD)"; export GM2; \
+       GM2FLAGS="$(GM2FLAGS_FOR_BUILD)"; export GM2FLAGS; \
        DLLTOOL="$(DLLTOOL_FOR_BUILD)"; export DLLTOOL; \
        DSYMUTIL="$(DSYMUTIL_FOR_BUILD)"; export DSYMUTIL; \
        LD="$(LD_FOR_BUILD)"; export LD; \
@@ -199,9 +206,12 @@ HOST_EXPORTS = \
        GFORTRAN="$(GFORTRAN)"; export GFORTRAN; \
        GOC="$(GOC)"; export GOC; \
        GDC="$(GDC)"; export GDC; \
+       GM2="$(GM2)"; export GM2; \
        AR="$(AR)"; export AR; \
        AS="$(AS)"; export AS; \
        CC_FOR_BUILD="$(CC_FOR_BUILD)"; export CC_FOR_BUILD; \
+       CPP_FOR_BUILD="$(CPP_FOR_BUILD)"; export CPP_FOR_BUILD; \
+       CPPFLAGS_FOR_BUILD="$(CPPFLAGS_FOR_BUILD)"; export CPPFLAGS_FOR_BUILD; \
        CXX_FOR_BUILD="$(CXX_FOR_BUILD)"; export CXX_FOR_BUILD; \
        DLLTOOL="$(DLLTOOL)"; export DLLTOOL; \
        DSYMUTIL="$(DSYMUTIL)"; export DSYMUTIL; \
@@ -214,11 +224,12 @@ HOST_EXPORTS = \
        OBJCOPY="$(OBJCOPY)"; export OBJCOPY; \
        OBJDUMP="$(OBJDUMP)"; export OBJDUMP; \
        OTOOL="$(OTOOL)"; export OTOOL; \
+       PKG_CONFIG_PATH="$(PKG_CONFIG_PATH)"; export PKG_CONFIG_PATH; \
        READELF="$(READELF)"; export READELF; \
        AR_FOR_TARGET="$(AR_FOR_TARGET)"; export AR_FOR_TARGET; \
        AS_FOR_TARGET="$(AS_FOR_TARGET)"; export AS_FOR_TARGET; \
        DSYMUTIL_FOR_TARGET="$(DSYMUTIL_FOR_TARGET)"; export DSYMUTIL_FOR_TARGET; \
-       GCC_FOR_TARGET="$(GCC_FOR_TARGET)"; export GCC_FOR_TARGET; \
+       GCC_FOR_TARGET="$(GCC_FOR_TARGET) $$TFLAGS"; export GCC_FOR_TARGET; \
        LD_FOR_TARGET="$(LD_FOR_TARGET)"; export LD_FOR_TARGET; \
        NM_FOR_TARGET="$(NM_FOR_TARGET)"; export NM_FOR_TARGET; \
        OBJDUMP_FOR_TARGET="$(OBJDUMP_FOR_TARGET)"; export OBJDUMP_FOR_TARGET; \
@@ -232,8 +243,6 @@ HOST_EXPORTS = \
        GMPINC="$(HOST_GMPINC)"; export GMPINC; \
        ISLLIBS="$(HOST_ISLLIBS)"; export ISLLIBS; \
        ISLINC="$(HOST_ISLINC)"; export ISLINC; \
-       LIBELFLIBS="$(HOST_LIBELFLIBS)"; export LIBELFLIBS; \
-       LIBELFINC="$(HOST_LIBELFINC)"; export LIBELFINC; \
        XGCC_FLAGS_FOR_TARGET="$(XGCC_FLAGS_FOR_TARGET)"; export XGCC_FLAGS_FOR_TARGET; \
 @if gcc-bootstrap
        $(RPATH_ENVVAR)=`echo "$(TARGET_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
@@ -269,11 +278,14 @@ POSTSTAGE1_HOST_EXPORTS = \
        $(POSTSTAGE1_CXX_EXPORT) \
        $(LTO_EXPORTS) \
        GDC="$$r/$(HOST_SUBDIR)/prev-gcc/gdc$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/ \
-         -B$(build_tooldir)/bin/ $(GDC_FLAGS_FOR_TARGET) \
+         -B$(build_tooldir)/bin/ $(GDCFLAGS_FOR_TARGET) \
+         -B$$r/prev-$(TARGET_SUBDIR)/libphobos/libdruntime/gcc \
          -B$$r/prev-$(TARGET_SUBDIR)/libphobos/src \
+         -B$$r/prev-$(TARGET_SUBDIR)/libphobos/src/.libs \
          -I$$r/prev-$(TARGET_SUBDIR)/libphobos/libdruntime -I$$s/libphobos/libdruntime \
          -L$$r/prev-$(TARGET_SUBDIR)/libphobos/src/.libs \
-         -L$$r/prev-$(TARGET_SUBDIR)/libphobos/libdruntime/.libs"; \
+         -B$$r/prev-$(TARGET_SUBDIR)/libstdc++-v3/src/.libs \
+         -L$$r/prev-$(TARGET_SUBDIR)/libstdc++-v3/src/.libs"; \
        export GDC; \
        GDC_FOR_BUILD="$$GDC"; export GDC_FOR_BUILD; \
        GNATBIND="$$r/$(HOST_SUBDIR)/prev-gcc/gnatbind"; export GNATBIND; \
@@ -299,6 +311,7 @@ BASE_TARGET_EXPORTS = \
        GFORTRAN="$(GFORTRAN_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GFORTRAN; \
        GOC="$(GOC_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GOC; \
        GDC="$(GDC_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GDC; \
+       GM2="$(GM2_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export GM2; \
        DLLTOOL="$(DLLTOOL_FOR_TARGET)"; export DLLTOOL; \
        DSYMUTIL="$(DSYMUTIL_FOR_TARGET)"; export DSYMUTIL; \
        LD="$(COMPILER_LD_FOR_TARGET)"; export LD; \
@@ -311,6 +324,7 @@ BASE_TARGET_EXPORTS = \
        RANLIB="$(RANLIB_FOR_TARGET)"; export RANLIB; \
        READELF="$(READELF_FOR_TARGET)"; export READELF; \
        STRIP="$(STRIP_FOR_TARGET)"; export STRIP; \
+       SYSROOT_CFLAGS_FOR_TARGET="$(SYSROOT_CFLAGS_FOR_TARGET)"; export SYSROOT_CFLAGS_FOR_TARGET; \
        WINDRES="$(WINDRES_FOR_TARGET)"; export WINDRES; \
        WINDMC="$(WINDMC_FOR_TARGET)"; export WINDMC; \
 @if gcc-bootstrap
@@ -336,10 +350,6 @@ HOST_GMPINC = @gmpinc@
 HOST_ISLLIBS = @isllibs@
 HOST_ISLINC = @islinc@
 
-# Where to find libelf
-HOST_LIBELFLIBS = @libelflibs@
-HOST_LIBELFINC = @libelfinc@
-
 # ----------------------------------------------
 # Programs producing files for the BUILD machine
 # ----------------------------------------------
@@ -360,6 +370,8 @@ AR_FOR_BUILD = @AR_FOR_BUILD@
 AS_FOR_BUILD = @AS_FOR_BUILD@
 CC_FOR_BUILD = @CC_FOR_BUILD@
 CFLAGS_FOR_BUILD = @CFLAGS_FOR_BUILD@
+CPP_FOR_BUILD = @CPP_FOR_BUILD@
+CPPFLAGS_FOR_BUILD = @CPPFLAGS_FOR_BUILD@
 CXXFLAGS_FOR_BUILD = @CXXFLAGS_FOR_BUILD@
 CXX_FOR_BUILD = @CXX_FOR_BUILD@
 DLLTOOL_FOR_BUILD = @DLLTOOL_FOR_BUILD@
@@ -367,6 +379,7 @@ DSYMUTIL_FOR_BUILD = @DSYMUTIL_FOR_BUILD@
 GFORTRAN_FOR_BUILD = @GFORTRAN_FOR_BUILD@
 GOC_FOR_BUILD = @GOC_FOR_BUILD@
 GDC_FOR_BUILD = @GDC_FOR_BUILD@
+GM2_FOR_BUILD = @GM2_FOR_BUILD@
 LDFLAGS_FOR_BUILD = @LDFLAGS_FOR_BUILD@
 LD_FOR_BUILD = @LD_FOR_BUILD@
 NM_FOR_BUILD = @NM_FOR_BUILD@
@@ -396,7 +409,7 @@ MAKEINFO = @MAKEINFO@
 EXPECT = @EXPECT@
 RUNTEST = @RUNTEST@
 
-AUTO_PROFILE = gcc-auto-profile -c 10000000
+AUTO_PROFILE = gcc-auto-profile --all -c 10000000
 
 # This just becomes part of the MAKEINFO definition passed down to
 # sub-makes.  It lets flags be given on the command line while still
@@ -409,7 +422,7 @@ MAKEINFOFLAGS = --split-size=5000000
 # ---------------------------------------------
 
 AS = @AS@
-AR = @AR@
+AR = @AR@ @AR_PLUGIN_OPTION@
 AR_FLAGS = rc
 CC = @CC@
 CXX = @CXX@
@@ -420,7 +433,7 @@ LIPO = @LIPO@
 NM = @NM@
 OBJDUMP = @OBJDUMP@
 OTOOL = @OTOOL@
-RANLIB = @RANLIB@
+RANLIB = @RANLIB@ @RANLIB_PLUGIN_OPTION@
 READELF = @READELF@
 STRIP = @STRIP@
 WINDRES = @WINDRES@
@@ -436,9 +449,56 @@ LIBCFLAGS = $(CFLAGS)
 CXXFLAGS = @CXXFLAGS@
 LIBCXXFLAGS = $(CXXFLAGS) -fno-implicit-templates
 GOCFLAGS = $(CFLAGS)
-GDCFLAGS = $(CFLAGS)
+GDCFLAGS = @GDCFLAGS@
+GM2FLAGS = $(CFLAGS)
+
+PKG_CONFIG_PATH = @PKG_CONFIG_PATH@
+
+# Pass additional PGO and LTO compiler options to the PGO build.
+BUILD_CFLAGS = $(PGO_BUILD_CFLAGS) $(PGO_BUILD_LTO_CFLAGS)
+override CFLAGS += $(BUILD_CFLAGS)
+override CXXFLAGS += $(BUILD_CFLAGS)
+
+# Additional PGO and LTO compiler options to generate profiling data
+# for the PGO build.
+PGO_BUILD_GEN_FLAGS_TO_PASS = \
+       PGO_BUILD_CFLAGS="@PGO_BUILD_GEN_CFLAGS@" \
+       PGO_BUILD_LTO_CFLAGS="@PGO_BUILD_LTO_CFLAGS@"
+
+# NB: Filter out any compiler options which may fail PGO training runs.
+PGO_BUILD_TRAINING_CFLAGS:= \
+       $(filter-out -Werror=%,$(CFLAGS))
+PGO_BUILD_TRAINING_CXXFLAGS:=\
+       $(filter-out -Werror=%,$(CXXFLAGS))
+PGO_BUILD_TRAINING_CFLAGS:= \
+       $(filter-out -Wall,$(PGO_BUILD_TRAINING_CFLAGS))
+PGO_BUILD_TRAINING_CXXFLAGS:= \
+       $(filter-out -Wall,$(PGO_BUILD_TRAINING_CXXFLAGS))
+PGO_BUILD_TRAINING_CFLAGS:= \
+       $(filter-out -specs=%,$(PGO_BUILD_TRAINING_CFLAGS))
+PGO_BUILD_TRAINING_CXXFLAGS:= \
+       $(filter-out -specs=%,$(PGO_BUILD_TRAINING_CXXFLAGS))
+PGO_BUILD_TRAINING_FLAGS_TO_PASS = \
+       PGO_BUILD_TRAINING=yes \
+       CFLAGS_FOR_TARGET="$(PGO_BUILD_TRAINING_CFLAGS)" \
+       CXXFLAGS_FOR_TARGET="$(PGO_BUILD_TRAINING_CXXFLAGS)"
+
+# Ignore "make check" errors in PGO training runs.
+PGO_BUILD_TRAINING_MFLAGS = -i
+
+# Additional PGO and LTO compiler options to use profiling data for the
+# PGO build.
+PGO_BUILD_USE_FLAGS_TO_PASS = \
+       PGO_BUILD_CFLAGS="@PGO_BUILD_USE_CFLAGS@" \
+       PGO_BUILD_LTO_CFLAGS="@PGO_BUILD_LTO_CFLAGS@"
+
+# PGO training targets for the PGO build.  FIXME: Add gold tests to
+# training.
+PGO-TRAINING-TARGETS = binutils gas gdb ld sim
+PGO_BUILD_TRAINING = $(addprefix maybe-check-,$(PGO-TRAINING-TARGETS))
 
 CREATE_GCOV = create_gcov
+PROFILE_MERGER = profile_merger
 
 TFLAGS =
 
@@ -478,6 +538,11 @@ STAGE1_CONFIGURE_FLAGS = --disable-intermodule $(STAGE1_CHECKING) \
          --disable-coverage --enable-languages="$(STAGE1_LANGUAGES)" \
          --disable-build-format-warnings
 
+@if target-libphobos-bootstrap
+STAGE1_CONFIGURE_FLAGS += --with-libphobos-druntime-only
+STAGE2_CONFIGURE_FLAGS += --with-libphobos-druntime-only
+@endif target-libphobos-bootstrap
+
 # When using the slow stage1 compiler disable IL verification and forcefully
 # enable it when using the stage2 compiler instead.  As we later compare
 # stage2 and stage3 we are merely avoid doing redundant work, plus we apply
@@ -496,12 +561,19 @@ STAGEtrain_TFLAGS = $(filter-out -fchecking=1,$(STAGE3_TFLAGS))
 
 STAGEfeedback_CFLAGS = $(STAGE4_CFLAGS) -fprofile-use -fprofile-reproducible=parallel-runs
 STAGEfeedback_TFLAGS = $(STAGE4_TFLAGS)
+# Disable warnings as errors for a few reasons:
+# - sources for gen* binaries do not have .gcda files available
+# - inlining decisions generate extra warnings
+STAGEfeedback_CONFIGURE_FLAGS = $(filter-out --enable-werror-always,$(STAGE_CONFIGURE_FLAGS))
 
-STAGEautoprofile_CFLAGS = $(STAGE2_CFLAGS) -g
+STAGEautoprofile_CFLAGS = $(filter-out -gtoggle,$(STAGE2_CFLAGS)) -g
 STAGEautoprofile_TFLAGS = $(STAGE2_TFLAGS)
 
 STAGEautofeedback_CFLAGS = $(STAGE3_CFLAGS)
 STAGEautofeedback_TFLAGS = $(STAGE3_TFLAGS)
+# Disable warnings as errors since inlining decisions with -fauto-profile
+# may result in additional warnings.
+STAGEautofeedback_CONFIGURE_FLAGS = $(filter-out --enable-werror-always,$(STAGE_CONFIGURE_FLAGS))
 
 do-compare = @do_compare@
 do-compare3 = $(do-compare)
@@ -524,6 +596,7 @@ RAW_CXX_FOR_TARGET=$(STAGE_CC_WRAPPER) @RAW_CXX_FOR_TARGET@
 GFORTRAN_FOR_TARGET=$(STAGE_CC_WRAPPER) @GFORTRAN_FOR_TARGET@
 GOC_FOR_TARGET=$(STAGE_CC_WRAPPER) @GOC_FOR_TARGET@
 GDC_FOR_TARGET=$(STAGE_CC_WRAPPER) @GDC_FOR_TARGET@
+GM2_FOR_TARGET=$(STAGE_CC_WRAPPER) @GM2_FOR_TARGET@
 DLLTOOL_FOR_TARGET=@DLLTOOL_FOR_TARGET@
 DSYMUTIL_FOR_TARGET=@DSYMUTIL_FOR_TARGET@
 LD_FOR_TARGET=@LD_FOR_TARGET@
@@ -549,6 +622,7 @@ CXXFLAGS_FOR_TARGET = @CXXFLAGS_FOR_TARGET@
 LIBCFLAGS_FOR_TARGET = $(CFLAGS_FOR_TARGET)
 LIBCXXFLAGS_FOR_TARGET = $(CXXFLAGS_FOR_TARGET) -fno-implicit-templates
 LDFLAGS_FOR_TARGET = @LDFLAGS_FOR_TARGET@
+GM2FLAGS_FOR_TARGET = -O2 -g
 GOCFLAGS_FOR_TARGET = -O2 -g
 GDCFLAGS_FOR_TARGET = -O2 -g
 
@@ -655,6 +729,7 @@ EXTRA_HOST_FLAGS = \
        'GFORTRAN=$(GFORTRAN)' \
        'GOC=$(GOC)' \
        'GDC=$(GDC)' \
+       'GM2=$(GM2)' \
        'LD=$(LD)' \
        'LIPO=$(LIPO)' \
        'NM=$(NM)' \
@@ -665,7 +740,8 @@ EXTRA_HOST_FLAGS = \
        'STRIP=$(STRIP)' \
        'WINDRES=$(WINDRES)' \
        'WINDMC=$(WINDMC)' \
-       'CREATE_GCOV=$(CREATE_GCOV)'
+       'CREATE_GCOV=$(CREATE_GCOV)' \
+       'PROFILE_MERGER=$(PROFILE_MERGER)'
 
 FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_HOST_FLAGS)
 
@@ -681,6 +757,7 @@ POSTSTAGE1_FLAGS_TO_PASS = \
        CC="$${CC}" CC_FOR_BUILD="$${CC_FOR_BUILD}" \
        CXX="$${CXX}" CXX_FOR_BUILD="$${CXX_FOR_BUILD}" \
        GDC="$${GDC}" GDC_FOR_BUILD="$${GDC_FOR_BUILD}" \
+       GM2="$${GM2}" GM2_FOR_BUILD="$${GM2_FOR_BUILD}" \
        GNATBIND="$${GNATBIND}" \
        LDFLAGS="$${LDFLAGS}" \
        HOST_LIBS="$${HOST_LIBS}" \
@@ -716,6 +793,8 @@ EXTRA_TARGET_FLAGS = \
        'GOCFLAGS=$$(GOCFLAGS_FOR_TARGET)' \
        'GDC=$$(GDC_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
        'GDCFLAGS=$$(GDCFLAGS_FOR_TARGET)' \
+       'GM2=$$(GM2_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
+       'GM2FLAGS=$$(GM2FLAGS_FOR_TARGET)' \
        'LD=$(COMPILER_LD_FOR_TARGET)' \
        'LDFLAGS=$$(LDFLAGS_FOR_TARGET)' \
        'LIBCFLAGS=$$(LIBCFLAGS_FOR_TARGET)' \
@@ -741,7 +820,8 @@ TARGET_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_TARGET_FLAGS)
 # The BUILD_* variables are a special case, which are used for the gcc
 # cross-building scheme.
 EXTRA_GCC_FLAGS = \
-       "GCC_FOR_TARGET=$(GCC_FOR_TARGET)" \
+       "GCC_FOR_TARGET=$(GCC_FOR_TARGET) $$TFLAGS" \
+       "GM2_FOR_TARGET=$(GM2_FOR_TARGET) $$TFLAGS" \
        "`echo 'STMP_FIXPROTO=$(STMP_FIXPROTO)' | sed -e s'/[^=][^=]*=$$/XFOO=/'`" \
        "`echo 'LIMITS_H_TEST=$(LIMITS_H_TEST)' | sed -e s'/[^=][^=]*=$$/XFOO=/'`"
 
@@ -767,6 +847,12 @@ configure-target: [+
 
 # The target built for a native non-bootstrap build.
 .PHONY: all
+
+# --enable-pgo-build enables the PGO build.
+# 1. First build with -fprofile-generate.
+# 2. Use "make maybe-check-*" to generate profiling data.
+# 3. Use "make clean" to remove the previous build.
+# 4. Rebuild with -fprofile-use.
 all:
 @if gcc-bootstrap
        [ -f stage_final ] || echo stage3 > stage_final
@@ -775,7 +861,7 @@ all:
        $(MAKE) $(RECURSE_FLAGS_TO_PASS) `cat stage_final`-bubble
 @endif gcc-bootstrap
        @: $(MAKE); $(unstage)
-       @r=`${PWD_COMMAND}`; export r; \
+       +@r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
 @if gcc-bootstrap
        if [ -f stage_last ]; then \
@@ -783,7 +869,17 @@ all:
          $(MAKE) $(TARGET_FLAGS_TO_PASS) all-host all-target; \
        else \
 @endif gcc-bootstrap
-         $(MAKE) $(RECURSE_FLAGS_TO_PASS) all-host all-target \
+         $(MAKE) $(RECURSE_FLAGS_TO_PASS) \
+               $(PGO_BUILD_GEN_FLAGS_TO_PASS) all-host all-target \
+@if pgo-build
+       && $(MAKE) $(RECURSE_FLAGS_TO_PASS) \
+               $(PGO_BUILD_TRAINING_MFLAGS) \
+               $(PGO_BUILD_TRAINING_FLAGS_TO_PASS) \
+               $(PGO_BUILD_TRAINING) \
+       && $(MAKE) $(RECURSE_FLAGS_TO_PASS) clean \
+       && $(MAKE) $(RECURSE_FLAGS_TO_PASS) \
+               $(PGO_BUILD_USE_FLAGS_TO_PASS) all-host all-target \
+@endif pgo-build
 @if gcc-bootstrap
            ; \
        fi \
@@ -833,7 +929,7 @@ do-[+make_target+]:
 # Here are the targets which correspond to the do-X targets.
 
 .PHONY: info installcheck dvi pdf html
-.PHONY: install-info install-pdf install-html
+.PHONY: install-info install-dvi install-pdf install-html
 .PHONY: clean distclean mostlyclean maintainer-clean realclean
 .PHONY: local-clean local-distclean local-maintainer-clean
 info: do-info
@@ -852,6 +948,8 @@ install-info: do-install-info dir.info
          $(INSTALL_DATA) dir.info $(DESTDIR)$(infodir)/dir.info; \
        else true; fi
 
+install-dvi: do-install-dvi
+
 install-pdf: do-install-pdf
 
 install-html: do-install-html
@@ -1541,9 +1639,17 @@ cross: all-build all-gas all-ld
 @endif gcc-no-bootstrap
 
 @if gcc
+
+.PHONY: gcc-site.exp
+gcc-site.exp:
+       r=`${PWD_COMMAND}`; export r; \
+       s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
+       $(HOST_EXPORTS) \
+       (cd gcc && $(MAKE) $(GCC_FLAGS_TO_PASS) site.exp);
+
 [+ FOR languages +]
 .PHONY: check-gcc-[+language+] check-[+language+]
-check-gcc-[+language+]:
+check-gcc-[+language+]: gcc-site.exp
        r=`${PWD_COMMAND}`; export r; \
        s=`cd $(srcdir); ${PWD_COMMAND}`; export s; \
        $(HOST_EXPORTS) \
@@ -2016,6 +2122,7 @@ AUTOCONF = autoconf
 $(srcdir)/configure: @MAINT@ $(srcdir)/configure.ac $(srcdir)/config/acx.m4 \
        $(srcdir)/config/override.m4 $(srcdir)/config/proginstall.m4 \
        $(srcdir)/config/elf.m4 $(srcdir)/config/isl.m4 \
+       $(srcdir)/config/gcc-plugin.m4 \
        $(srcdir)/libtool.m4 $(srcdir)/ltoptions.m4 $(srcdir)/ltsugar.m4 \
        $(srcdir)/ltversion.m4 $(srcdir)/lt~obsolete.m4
        cd $(srcdir) && $(AUTOCONF)