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* [PATCH v4 08/20] convert the ObjC front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 02/20] update generated_files Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 17:16   ` Mike Stump
  2013-09-23 14:12 ` [PATCH v4 01/20] clean up SHLIB so subshells are not needed Tom Tromey
                   ` (18 subsequent siblings)
  20 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts the ObjC front end.

Note that there is a latent possible bug in this code -- both ObjC and
ObjC++ define START_HDRS.  Whichever is included last, wins; if they
are out of sync, then something could break.  This possibility is
eliminated by this series.

	* Make-lang.in (START_HDRS, cc1obj-checksum.o, objc/objc-lang.o)
	(objc/objc-runtime-shared-support.o)
	(objc/objc-gnu-runtime-abi-01.o, objc/objc-next-runtime-abi-01.o)
	(objc/objc-next-runtime-abi-02.o, objc/objc-act.o)
	(objc/objc-encoding.o, objc/objc-map.o): Remove.
---
 gcc/objc/Make-lang.in | 79 ---------------------------------------------------
 1 file changed, 79 deletions(-)

diff --git a/gcc/objc/Make-lang.in b/gcc/objc/Make-lang.in
index f04d606..02e78fb 100644
--- a/gcc/objc/Make-lang.in
+++ b/gcc/objc/Make-lang.in
@@ -42,9 +42,6 @@ objc: cc1obj$(exeext)
 # Tell GNU make to ignore these if they exist.
 .PHONY: objc
 
-START_HDRS = $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(C_TREE_H) \
-  c/c-lang.h langhooks.h c-family/c-objc.h objc/objc-act.h
-
 # Use maximal warnings for this front end.
 objc-warn = $(STRICT_WARN)
 
@@ -65,87 +62,11 @@ cc1obj-checksum.c : build/genchecksum$(build_exeext) checksum-options \
         $(BACKEND) $(LIBDEPS) checksum-options > cc1obj-checksum.c.tmp && \
 	$(srcdir)/../move-if-change cc1obj-checksum.c.tmp cc1obj-checksum.c
 
-cc1obj-checksum.o : cc1obj-checksum.c $(CONFIG_H) $(SYSTEM_H)
-
 cc1obj$(exeext): $(OBJC_OBJS) $(C_AND_OBJC_OBJS) cc1obj-checksum.o $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 	      $(OBJC_OBJS) $(C_AND_OBJC_OBJS) cc1obj-checksum.o \
 	      $(BACKEND) $(LIBS) $(BACKENDLIBS)
 
-# Objective C language specific files.
-
-# When editing, please keep the objc/ header dependencies in
-# alphabetical order, and try to use a similar logical order for the
-# other files between the different targets.
-
-objc/objc-lang.o : objc/objc-lang.c \
-   $(START_HDRS) \
-   $(GGC_H) \
-   $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-objc.h \
-   c/c-objc-common.h
-
-objc/objc-runtime-shared-support.o : objc/objc-runtime-shared-support.c \
-   gt-objc-objc-runtime-shared-support.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-gnu-runtime-abi-01.o: objc/objc-gnu-runtime-abi-01.c \
-   gt-objc-objc-gnu-runtime-abi-01.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   toplev.h \
-   objc/objc-encoding.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-next-runtime-abi-01.o: objc/objc-next-runtime-abi-01.c \
-   gt-objc-objc-next-runtime-abi-01.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(TARGET_H) \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-next-runtime-abi-02.o: objc/objc-next-runtime-abi-02.c \
-   gt-objc-objc-next-runtime-abi-02.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(TARGET_H) \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-act.o : objc/objc-act.c \
-   gt-objc-objc-act.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   toplev.h $(FUNCTION_H) debug.h $(LANGHOOKS_DEF_H) \
-   $(HASH_TABLE_H) $(GIMPLE_H) \
-   $(C_PRAGMA_H) $(C_TARGET_H) \
-   objc/objc-encoding.h \
-   objc/objc-map.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-encoding.o : objc/objc-encoding.c \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(OBSTACK_H) \
-   objc/objc-encoding.h \
-   objc/objc-runtime-shared-support.h
-
-objc/objc-map.o : objc/objc-map.c \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(OBSTACK_H) \
-   objc/objc-map.h
-
 objc.srcextra:
 
 #\f
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 17/20] fix t-i386
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (2 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 01/20] clean up SHLIB so subshells are not needed Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 07/20] convert the C++ front end to automatic dependencies Tom Tromey
                   ` (16 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

I haven't made a pass to fix dependencies in all the t-* files, but I
did this one both as an example, and because it was the last user of
the undefined TREE_GIMPLE_H variable.

	* config/i386/t-i386 (i386.o): Remove.
	(i386-c.o): Use COMPILE and POSTCOMPILE.
---
 gcc/config/i386/t-i386 | 19 +++----------------
 1 file changed, 3 insertions(+), 16 deletions(-)

diff --git a/gcc/config/i386/t-i386 b/gcc/config/i386/t-i386
index 07624cc..1a76c41 100644
--- a/gcc/config/i386/t-i386
+++ b/gcc/config/i386/t-i386
@@ -16,22 +16,9 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-i386.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h dumpfile.h $(TM_H) \
-  $(RTL_H) $(TREE_H) $(TM_P_H) $(REGS_H) hard-reg-set.h \
-  $(REAL_H) insn-config.h conditions.h output.h insn-codes.h \
-  $(INSN_ATTR_H) $(FLAGS_H) $(C_COMMON_H) except.h $(FUNCTION_H) \
-  $(RECOG_H) $(EXPR_H) $(OPTABS_H) toplev.h $(BASIC_BLOCK_H) \
-  $(GGC_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h $(CGRAPH_H) \
-  $(TREE_GIMPLE_H) $(DWARF2_H) $(DF_H) tm-constrs.h $(PARAMS_H) \
-  i386-builtin-types.inc debug.h dwarf2out.h sbitmap.h $(FIBHEAP_H) \
-  $(OPTS_H) $(DIAGNOSTIC_H) $(COMMON_TARGET_H) $(CONTEXT_H) $(PASS_MANAGER_H)
-
-i386-c.o: $(srcdir)/config/i386/i386-c.c \
-  $(srcdir)/config/i386/i386-protos.h $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  $(TM_H) $(TREE_H) $(TM_P_H) $(FLAGS_H) $(C_COMMON_H) $(GGC_H) \
-  $(TARGET_H) $(TARGET_DEF_H) $(CPPLIB_H) $(C_PRAGMA_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
-		$(srcdir)/config/i386/i386-c.c
+i386-c.o: $(srcdir)/config/i386/i386-c.c i386-builtin-types.inc
+	  $(COMPILE) $<
+	  $(POSTCOMPILE)
 
 
 i386-builtin-types.inc: s-i386-bt ; @true
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 11/20] Fix up c-family targets
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (6 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 12/20] convert the Fortran front end to automatic dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 16/20] make out_object_file rule use automatic dependencies Tom Tromey
                   ` (12 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This removes manual dependencies for the c-family .o files.

	* Makefile.in (c-family/cppspec.o, c-family/c-common.o)
	(c-family/c-cppbuiltin.o, c-family/c-dump.o, c-family/c-format.o)
	(c-family/c-gimplify.o, c-family/c-lex.o, c-family/c-omp.o)
	(c-family/c-opts.o, c-family/c-pch.o, c-family/c-ppoutput.o)
	(c-family/c-pragma.o, c-family/c-pretty-print.o)
	(c-family/c-semantics.o, c-family/c-ada-spec.o)
	(c-family/array-notation-common.o, c-family/stub-objc.o)
	(c-family/c-ubsan.o): Remove.
---
 gcc/Makefile.in | 82 +--------------------------------------------------------
 1 file changed, 1 insertion(+), 81 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 08c3ec4..b30a5f8 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -1972,92 +1972,12 @@ lto-wrapper.o: lto-wrapper.c $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h \
 	$(OBSTACK_H) $(DIAGNOSTIC_H) $(OPTS_H) $(OPTIONS_H)
 
 # Files used by all variants of C or by the stand-alone pre-processor.
-c-family/cppspec.o: c-family/cppspec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(TM_H) $(GCC_H) $(OPTS_H)
-
-c-family/c-common.o : c-family/c-common.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) \
-	$(OBSTACK_H) $(C_COMMON_H) $(FLAGS_H) toplev.h output.h $(C_PRAGMA_H) \
-	$(GGC_H) builtin-types.def builtin-attrs.def \
-	$(DIAGNOSTIC_H) langhooks.h c-family/c-objc.h \
-	$(TARGET_H) tree-iterator.h langhooks.h tree-mudflap.h \
-	intl.h $(OPTS_H) $(CPPLIB_H) $(TREE_INLINE_H) $(HASHTAB_H) \
-	$(BUILTINS_DEF) $(CGRAPH_H) $(TARGET_DEF_H) \
-	gt-c-family-c-common.h $(COMMON_TARGET_H)
-
-c-family/c-cppbuiltin.o : c-family/c-cppbuiltin.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(TM_H) $(TREE_H) version.h $(C_COMMON_H) $(C_PRAGMA_H) \
-	$(FLAGS_H) output.h $(TREE_H) $(TARGET_H) $(COMMON_TARGET_H) \
-	$(TM_P_H) debug.h $(CPP_ID_DATA_H) cppbuiltin.h
-
-c-family/c-dump.o : c-family/c-dump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) $(TREE_DUMP_H)
-
-c-family/c-format.o : c-family/c-format.c c-family/c-format.h \
-	$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) langhooks.h \
-	$(C_COMMON_H) $(FLAGS_H) intl.h $(C_TARGET_H) \
-	$(DIAGNOSTIC_CORE_H) alloc-pool.h c-family/c-objc.h
-
-c-family/c-gimplify.o : c-family/c-gimplify.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
-	$(C_COMMON_H) $(DIAGNOSTIC_CORE_H) $(GIMPLE_H) \
-	$(FLAGS_H) langhooks.h $(LANGHOOKS_DEF_H) \
-	$(TM_H) coretypes.h $(C_PRETTY_PRINT_H) $(CGRAPH_H) \
-	$(DUMPFILE_H) $(TREE_INLINE_H)
-
-c-family/c-lex.o : c-family/c-lex.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) $(FIXED_VALUE_H) debug.h $(C_COMMON_H) $(SPLAY_TREE_H) \
-	$(C_PRAGMA_H) $(INPUT_H) intl.h $(FLAGS_H) \
-	$(CPPLIB_H) $(TARGET_H) $(TIMEVAR_H)
-
-c-family/c-omp.o : c-family/c-omp.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TREE_H) $(C_COMMON_H) $(GIMPLE_H) langhooks.h
 
 CFLAGS-c-family/c-opts.o += @TARGET_SYSTEM_ROOT_DEFINE@
-c-family/c-opts.o : c-family/c-opts.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-        $(TREE_H) $(C_PRAGMA_H) $(FLAGS_H) toplev.h langhooks.h \
-        $(DIAGNOSTIC_H) intl.h debug.h $(C_COMMON_H) $(C_TARGET_H) \
-        $(OPTS_H) $(OPTIONS_H) $(MKDEPS_H) incpath.h cppdefault.h
 
 CFLAGS-c-family/c-pch.o += -DHOST_MACHINE=\"$(host)\" \
 	-DTARGET_MACHINE=\"$(target)\"
-c-family/c-pch.o : c-family/c-pch.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(CPPLIB_H) $(TREE_H) $(C_COMMON_H) output.h $(C_PRAGMA_H) \
-	$(GGC_H) debug.h langhooks.h $(FLAGS_H) hosthooks.h version.h \
-	$(TARGET_H) $(OPTS_H) $(TIMEVAR_H)
-
-c-family/c-ppoutput.o : c-family/c-ppoutput.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(C_COMMON_H) $(TREE_H) $(CPPLIB_H) $(CPP_INTERNAL_H) \
-	$(C_PRAGMA_H)
-
-c-family/c-pragma.o: c-family/c-pragma.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) $(FUNCTION_H) $(C_PRAGMA_H) output.h \
-	$(TM_P_H) $(C_COMMON_H) $(TARGET_H) $(CPPLIB_H) $(FLAGS_H) \
-	$(DIAGNOSTIC_H) $(OPTS_H) $(PLUGINS_H) \
-	gt-c-family-c-pragma.h
-
-c-family/c-pretty-print.o : c-family/c-pretty-print.c $(C_PRETTY_PRINT_H) \
-	$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(DIAGNOSTIC_H) tree-iterator.h intl.h $(TREE_PRETTY_PRINT_H)
-
-c-family/c-semantics.o : c-family/c-semantics.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(TM_H) $(TREE_H) $(FLAGS_H) \
-	$(C_COMMON_H) $(FUNCTION_H) langhooks.h $(SPLAY_TREE_H) $(TIMEVAR_H) \
-	tree-iterator.h
-
-c-family/c-ada-spec.o : c-family/c-ada-spec.c c-family/c-ada-spec.h \
-	$(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(CPP_ID_DATA_H) $(TM_H) \
-	coretypes.h tree-iterator.h $(DUMPFILE_H)
-
-c-family/array-notation-common.o : c-family/array-notation-common.c $(TREE_H) \
-	$(SYSTEM_H) $(TREE_H) coretypes.h tree-iterator.h $(DIAGNOSTIC_CORE_H)
-
-c-family/stub-objc.o : c-family/stub-objc.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(TREE_H) $(C_COMMON_H) c-family/c-objc.h
-
-c-family/c-ubsan.o : c-family/c-ubsan.c $(CONFIG_H) $(SYSTEM_H) \
-	coretypes.h $(TREE_H) $(C_COMMON_H) c-family/c-ubsan.h \
-	alloc-pool.h $(CGRAPH_H) $(GIMPLE_H) $(HASH_TABLE_H) output.h \
-	toplev.h ubsan.h
+
 default-c.o: config/default-c.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
   $(C_TARGET_H) $(C_TARGET_DEF_H)
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 12/20] convert the Fortran front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (5 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 18/20] fix t-glibc Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 19:24   ` Tobias Burnus
  2013-09-23 14:12 ` [PATCH v4 11/20] Fix up c-family targets Tom Tromey
                   ` (13 subsequent siblings)
  20 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This convert fortran.

It renames gfortranspec.o to fortran/gfortranspec.o, for uniformity
and to allow removing an explicit rule.

	* Make-lang.in (fortran_OBJS): Use fortran/gfortranspec.o.
	(gfortranspec.o): Remove.
	(CFLAGS-fortran/gfortranspec.o): New variable.
	(GFORTRAN_D_OBJS): Update.
	($(F95_PARSER_OBJS), fortran/openmp.o, GFORTRAN_TRANS_DEPS)
	(fortran/f95-lang.o, fortran/scanner.o, fortran/convert.o)
	(fortran/frontend-passes.o, fortran/trans.o, fortran/trans-decl.o)
	(fortran/trans-types, fortran/trans-const.o, fortran/trans-expr.o)
	(fortran/trans-stmt.o, fortran/trans-openmp.o, fortran/trans-io.o)
	(fortran/trans-array.o, fortran/trans-intrinsic.o)
	(fortran/dependency.o, fortran/trans-common.o, fortran/resolve.o)
	(fortran/data.o, fortran/options.o, fortran/cpp.o)
	(fortran/scanner.o, fortran/module.o): Remove.
---
 gcc/fortran/Make-lang.in | 62 +++---------------------------------------------
 1 file changed, 3 insertions(+), 59 deletions(-)

diff --git a/gcc/fortran/Make-lang.in b/gcc/fortran/Make-lang.in
index b738ff4..41abe0f 100644
--- a/gcc/fortran/Make-lang.in
+++ b/gcc/fortran/Make-lang.in
@@ -67,7 +67,7 @@ F95_OBJS = $(F95_PARSER_OBJS) $(FORTRAN_TARGET_OBJS) \
     fortran/trans-intrinsic.o fortran/trans-io.o fortran/trans-openmp.o \
     fortran/trans-stmt.o fortran/trans-types.o fortran/frontend-passes.o
 
-fortran_OBJS = $(F95_OBJS) gfortranspec.o
+fortran_OBJS = $(F95_OBJS) fortran/gfortranspec.o
 
 #\f
 # Define the names for selecting gfortran in LANGUAGES.
@@ -76,13 +76,10 @@ fortran: f951$(exeext)
 # Tell GNU make to ignore files by these names if they exist.
 .PHONY: fortran
 
-gfortranspec.o: $(srcdir)/fortran/gfortranspec.c $(SYSTEM_H) $(TM_H) $(GCC_H) \
-	$(CONFIG_H) coretypes.h intl.h $(OPTS_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/fortran/gfortranspec.c
+CFLAGS-fortran/gfortranspec.o += $(DRIVER_DEFINES)
 
 # Create the compiler driver gfortran.
-GFORTRAN_D_OBJS = $(GCC_OBJS) gfortranspec.o
+GFORTRAN_D_OBJS = $(GCC_OBJS) fortran/gfortranspec.o
 gfortran$(exeext): $(GFORTRAN_D_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a \
 	$(LIBDEPS)
 	+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
@@ -311,59 +308,6 @@ fortran.stagefeedback: stageprofile-start
 	-mv fortran/*$(objext) stagefeedback/fortran
 
 #\f
-# .o: .h dependencies.
-
-# Everything depends on gfortran.h, but only a few files depend on
-# the other headers.  So at some point we'll have to split out
-# which objects depend on what.  FIXME
-# TODO: Add dependencies on the backend/tree header files
-
-$(F95_PARSER_OBJS): fortran/gfortran.h fortran/libgfortran.h \
-		fortran/intrinsic.h fortran/match.h fortran/constructor.h \
-		fortran/parse.h fortran/arith.h fortran/target-memory.h \
-		$(CONFIG_H) $(SYSTEM_H) $(TM_H) $(TM_P_H) coretypes.h \
-		dumpfile.h $(TREE_H) dumpfile.h $(GGC_H) $(VEC_H) \
-		$(FLAGS_H) $(DIAGNOSTIC_H) errors.h $(FUNCTION_H) \
-		fortran/iso-c-binding.def fortran/iso-fortran-env.def
-fortran/openmp.o: pointer-set.h $(TARGET_H) toplev.h
-
-GFORTRAN_TRANS_DEPS = fortran/gfortran.h fortran/libgfortran.h \
-    fortran/intrinsic.h fortran/trans-array.h \
-    fortran/trans-const.h fortran/trans-const.h fortran/trans.h \
-    fortran/trans-stmt.h fortran/trans-types.h \
-    $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(TM_H) coretypes.h $(GGC_H) \
-    fortran/iso-c-binding.def fortran/iso-fortran-env.def
 
 CFLAGS-fortran/cpp.o += $(TARGET_SYSTEM_ROOT_DEFINE)
-fortran/f95-lang.o: $(GFORTRAN_TRANS_DEPS) fortran/mathbuiltins.def \
-  gt-fortran-f95-lang.h gtype-fortran.h $(CGRAPH_H) $(TARGET_H) fortran/cpp.h \
-  $(BUILTINS_DEF) fortran/types.def \
-  $(TM_H) debug.h langhooks.h $(FLAGS_H) $(EXPR_H) $(LANGHOOKS_DEF_H) \
-  libfuncs.h expr.h $(DIAGNOSTIC_H)
-fortran/scanner.o: toplev.h fortran/cpp.h
-fortran/convert.o: $(GFORTRAN_TRANS_DEPS) convert.h
-fortran/frontend-passes.o: $(GFORTRAN_TRANS_DEPS)
-fortran/trans.o: $(GFORTRAN_TRANS_DEPS) tree-iterator.h
-fortran/trans-decl.o: $(GFORTRAN_TRANS_DEPS) gt-fortran-trans-decl.h \
-  $(CGRAPH_H) $(TARGET_H) $(FUNCTION_H) $(FLAGS_H) $(RTL_H) $(GIMPLE_H) \
-  $(TREE_DUMP_H) debug.h pointer-set.h
-fortran/trans-types.o: $(GFORTRAN_TRANS_DEPS) gt-fortran-trans-types.h \
-  $(REAL_H) toplev.h $(TARGET_H) $(FLAGS_H) dwarf2out.h
-fortran/trans-const.o: $(GFORTRAN_TRANS_DEPS) realmpfr.h
-fortran/trans-expr.o: $(GFORTRAN_TRANS_DEPS) fortran/dependency.h
-fortran/trans-stmt.o: $(GFORTRAN_TRANS_DEPS) fortran/dependency.h
-fortran/trans-openmp.o: $(GFORTRAN_TRANS_DEPS)
-fortran/trans-io.o: $(GFORTRAN_TRANS_DEPS) gt-fortran-trans-io.h \
-  fortran/ioparm.def
-fortran/trans-array.o: $(GFORTRAN_TRANS_DEPS) $(GIMPLE_H)
-fortran/trans-intrinsic.o: $(GFORTRAN_TRANS_DEPS) fortran/mathbuiltins.def \
-  gt-fortran-trans-intrinsic.h
-fortran/dependency.o: $(GFORTRAN_TRANS_DEPS) fortran/dependency.h
-fortran/trans-common.o: $(GFORTRAN_TRANS_DEPS) $(TARGET_H) $(RTL_H)
-fortran/resolve.o: fortran/dependency.h fortran/data.h fortran/target-memory.h
-fortran/data.o: fortran/data.h
-fortran/options.o: $(PARAMS_H) $(TARGET_H) fortran/cpp.h
-fortran/cpp.o: fortran/cpp.c incpath.h incpath.o cppbuiltin.h
-fortran/scanner.o: fortran/scanner.h
 CFLAGS-fortran/module.o += $(ZLIBINC)
-fortran/module.o: fortran/scanner.h
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 00/20] resurrect automatic dependencies
@ 2013-09-23 14:12 Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 02/20] update generated_files Tom Tromey
                   ` (20 more replies)
  0 siblings, 21 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini

Here is version 4 of my series to resurrect automatic dependencies for
GCC.  Version 3 is here:

    http://gcc.gnu.org/ml/gcc-patches/2013-08/msg01106.html

This version has a few changes.

First, I believe I've addressed all of the comments in Paolo's review.
This added patch #5, to remove AM_PROG_CC_C_O and OUTPUT_OPTION.  This
also added patch #17, to convert t-i386 to automatic tracking; and
dropped the old patch #16 (to remove the last use of TREE_GIMPLE_H).

I also converted t-glibc, since I could easily test it.
This is patch #18 now.

I found another generated file that was not listed in generated_files,
so patch #2 is slightly different.

While digging through the build tree I realized that my bootstrap had
not actually built a couple of the front ends.  I found out that (1)
--enable-languages=all does not really enable all languages, and (2)
that --disable-static is incmopatible with bootstrapping Go (bug
filed).

After fixing my bootstrap script I found that I needed a small change
to patch #4 to make the .Po files end up in the correct directory for
Go.  See the commentary there for details.

Finally, patch #15, the one that removes the bulk of the existing
dependencies, changed in the usual way, namely the dependencies have
changed on the trunk, so the patch looks a bit different while being
functionally identical.

I believe the remaining patches are all the same.

thanks,
Tom


^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 04/20] add configury
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (10 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 03/20] move generated_files order-only dependency later Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-27 20:10   ` Gerald Pfeifer
  2013-09-23 14:31 ` [PATCH v4 10/20] convert the Java front end to automatic dependencies Tom Tromey
                   ` (8 subsequent siblings)
  20 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This adds the configury needed for automatic dependency tracking.  It
also adds some bits to the Makefile so we can begin converting
(removing) explicit dependencies.

	* Makefile.in (CCDEPMODE, DEPDIR, depcomp, COMPILE.base)
	(COMPILE, POSTCOMPILE): New variables.
	(.cc.o .c.o): Use COMPILE, POSTCOMPILE.
	(DEPFILES): New variable.
	Include ".Po" files.
	* configure.ac: Add checks for dependency checking.
	* configure, aclocal.m4: Regenerate.
---
 gcc/Makefile.in  |  32 +++++++++++-
 gcc/aclocal.m4   |   2 +
 gcc/configure    | 148 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 gcc/configure.ac |  16 ++++++
 4 files changed, 195 insertions(+), 3 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 7b45229..654f04b 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -308,6 +308,11 @@ write_entries_to_file = $(shell rm -f $(2) || :) $(shell touch $(2)) \
 # UNSORTED
 # --------
 
+# Dependency tracking stuff.
+CCDEPMODE = @CCDEPMODE@
+DEPDIR = @DEPDIR@
+depcomp = $(SHELL) $(srcdir)/../depcomp
+
 # Some compilers can't handle cc -c blah.c -o foo/blah.o.
 # In stage2 and beyond, we force this to "-o $@" since we know we're using gcc.
 OUTPUT_OPTION = @OUTPUT_OPTION@
@@ -1071,8 +1076,23 @@ INCLUDES = -I. -I$(@D) -I$(srcdir) -I$(srcdir)/$(@D) \
 	   $(CPPINC) $(GMPINC) $(DECNUMINC) $(BACKTRACEINC) \
 	   $(CLOOGINC) $(ISLINC)
 
+COMPILE.base = $(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) -o $@
+ifeq ($(CCDEPMODE),depmode=gcc3)
+# Note a subtlety here: we use $(@D) for the directory part, to make
+# things like the go/%.o rule work properly; but we use $(*F) for the
+# file part, as we just want the file part of the stem, not the entire
+# file name.
+COMPILE = $(COMPILE.base) -MT $@ -MMD -MP -MF $(@D)/$(DEPDIR)/$(*F).TPo
+POSTCOMPILE = @mv $(@D)/$(DEPDIR)/$(*F).TPo $(@D)/$(DEPDIR)/$(*F).Po
+else
+COMPILE = source='$<' object='$@' libtool=no \
+    DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) $(COMPILE.base)
+POSTCOMPILE =
+endif
+
 .cc.o .c.o:
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $< $(OUTPUT_OPTION)
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 
 #\f
 # Support for additional languages (other than C).
@@ -5386,7 +5406,17 @@ po/gcc.pot: force
 	AWK=$(AWK) $(SHELL) $(srcdir)/po/exgettext \
 		$(XGETTEXT) gcc $(srcdir)
 
+#\f
+
+# Dependency information.
+
 # In order for parallel make to really start compiling the expensive
 # objects from $(OBJS) as early as possible, build all their
 # prerequisites strictly before all objects.
 $(ALL_HOST_OBJS) : | $(generated_files)
+
+# Include the auto-generated dependencies for all host objects.
+DEPFILES = \
+  $(foreach obj,$(ALL_HOST_OBJS),\
+    $(dir $(obj))$(DEPDIR)/$(patsubst %.o,%.Po,$(notdir $(obj))))
+-include $(DEPFILES)
diff --git a/gcc/aclocal.m4 b/gcc/aclocal.m4
index a992c3a..1bcf905 100644
--- a/gcc/aclocal.m4
+++ b/gcc/aclocal.m4
@@ -106,10 +106,12 @@ m4_include([../ltversion.m4])
 m4_include([../lt~obsolete.m4])
 m4_include([../config/acx.m4])
 m4_include([../config/codeset.m4])
+m4_include([../config/depstand.m4])
 m4_include([../config/dfp.m4])
 m4_include([../config/gettext-sister.m4])
 m4_include([../config/iconv.m4])
 m4_include([../config/lcmessage.m4])
+m4_include([../config/lead-dot.m4])
 m4_include([../config/lib-ld.m4])
 m4_include([../config/lib-link.m4])
 m4_include([../config/lib-prefix.m4])
diff --git a/gcc/configure b/gcc/configure
index f0c3c3b..d2c08f3 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -735,6 +735,9 @@ LDEXP_LIB
 EXTRA_GCC_LIBS
 GNAT_LIBEXC
 COLLECT2_LIBS
+CCDEPMODE
+DEPDIR
+am__leading_dot
 CXXCPP
 AR
 NM
@@ -8873,6 +8876,136 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 # --------
+# Dependency checking.
+# --------
+
+ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+rm -rf .tst 2>/dev/null
+mkdir .tst 2>/dev/null
+if test -d .tst; then
+  am__leading_dot=.
+else
+  am__leading_dot=_
+fi
+rmdir .tst 2>/dev/null
+
+DEPDIR="${am__leading_dot}deps"
+
+ac_config_commands="$ac_config_commands depdir"
+
+
+ac_config_commands="$ac_config_commands gccdepdir"
+
+
+depcc="$CC"   am_compiler_list=
+
+am_depcomp=$ac_aux_dir/depcomp
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
+$as_echo_n "checking dependency style of $depcc... " >&6; }
+if test "${am_cv_CC_dependencies_compiler_type+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -f "$am_depcomp"; then
+  # We make a subdir and do the tests there.  Otherwise we can end up
+  # making bogus files that we don't know about and never remove.  For
+  # instance it was reported that on HP-UX the gcc test will end up
+  # making a dummy file named `D' -- because `-MD' means `put the output
+  # in D'.
+  mkdir conftest.dir
+  # Copy depcomp to subdir because otherwise we won't find it if we're
+  # using a relative directory.
+  cp "$am_depcomp" conftest.dir
+  cd conftest.dir
+  # We will build objects and dependencies in a subdirectory because
+  # it helps to detect inapplicable dependency modes.  For instance
+  # both Tru64's cc and ICC support -MD to output dependencies as a
+  # side effect of compilation, but ICC will put the dependencies in
+  # the current directory while Tru64 will put them in the object
+  # directory.
+  mkdir sub
+
+  am_cv_CC_dependencies_compiler_type=none
+  if test "$am_compiler_list" = ""; then
+     am_compiler_list=`sed -n 's/^\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp`
+  fi
+  for depmode in $am_compiler_list; do
+    if test $depmode = none; then break; fi
+
+    $as_echo "$as_me:$LINENO: trying $depmode" >&5
+    # Setup a source with many dependencies, because some compilers
+    # like to wrap large dependency lists on column 80 (with \), and
+    # we should not choose a depcomp mode which is confused by this.
+    #
+    # We need to recreate these files for each test, as the compiler may
+    # overwrite some of them when testing with obscure command lines.
+    # This happens at least with the AIX C compiler.
+    : > sub/conftest.c
+    for i in 1 2 3 4 5 6; do
+      echo '#include "conftst'$i'.h"' >> sub/conftest.c
+      # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
+      # Solaris 8's {/usr,}/bin/sh.
+      touch sub/conftst$i.h
+    done
+    echo "include sub/conftest.Po" > confmf
+
+    # We check with `-c' and `-o' for the sake of the "dashmstdout"
+    # mode.  It turns out that the SunPro C++ compiler does not properly
+    # handle `-M -o', and we need to detect this.
+    depcmd="depmode=$depmode \
+       source=sub/conftest.c object=sub/conftest.${OBJEXT-o} \
+       depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
+       $SHELL ./depcomp $depcc -c -o sub/conftest.${OBJEXT-o} sub/conftest.c"
+    echo "| $depcmd" | sed -e 's/  */ /g' >&5
+    if env $depcmd > conftest.err 2>&1 &&
+       grep sub/conftst6.h sub/conftest.Po >>conftest.err 2>&1 &&
+       grep sub/conftest.${OBJEXT-o} sub/conftest.Po >>conftest.err 2>&1 &&
+       ${MAKE-make} -s -f confmf >>conftest.err 2>&1; then
+      # icc doesn't choke on unknown options, it will just issue warnings
+      # or remarks (even with -Werror).  So we grep stderr for any message
+      # that says an option was ignored or not supported.
+      # When given -MP, icc 7.0 and 7.1 complain thusly:
+      #   icc: Command line warning: ignoring option '-M'; no argument required
+      # The diagnosis changed in icc 8.0:
+      #   icc: Command line remark: option '-MP' not supported
+      if (grep 'ignoring option' conftest.err ||
+          grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
+        am_cv_CC_dependencies_compiler_type=$depmode
+	$as_echo "$as_me:$LINENO: success" >&5
+        break
+      fi
+    fi
+    $as_echo "$as_me:$LINENO: failure, diagnostics are:" >&5
+    sed -e 's/^/| /' < conftest.err >&5
+  done
+
+  cd ..
+  rm -rf conftest.dir
+else
+  am_cv_CC_dependencies_compiler_type=none
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5
+$as_echo "$am_cv_CC_dependencies_compiler_type" >&6; }
+if test x${am_cv_CC_dependencies_compiler_type-none} = xnone
+then as_fn_error "no usable dependency style found" "$LINENO" 5
+else CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type
+
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+# --------
 # UNSORTED
 # --------
 
@@ -17900,7 +18033,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 17903 "configure"
+#line 18036 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -18006,7 +18139,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 18009 "configure"
+#line 18142 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -28434,6 +28567,8 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 #
 # INIT-COMMANDS
 #
+ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR
+subdirs="$subdirs" ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR
 subdirs='$subdirs'
 
 _ACEOF
@@ -28445,6 +28580,8 @@ for ac_config_target in $ac_config_targets
 do
   case $ac_config_target in
     "auto-host.h") CONFIG_HEADERS="$CONFIG_HEADERS auto-host.h:config.in" ;;
+    "depdir") CONFIG_COMMANDS="$CONFIG_COMMANDS depdir" ;;
+    "gccdepdir") CONFIG_COMMANDS="$CONFIG_COMMANDS gccdepdir" ;;
     "as") CONFIG_FILES="$CONFIG_FILES as:exec-tool.in" ;;
     "collect-ld") CONFIG_FILES="$CONFIG_FILES collect-ld:exec-tool.in" ;;
     "nm") CONFIG_FILES="$CONFIG_FILES nm:exec-tool.in" ;;
@@ -29028,6 +29165,13 @@ $as_echo "$as_me: executing $ac_file commands" >&6;}
 
 
   case $ac_file$ac_mode in
+    "depdir":C) $SHELL $ac_aux_dir/mkinstalldirs $DEPDIR ;;
+    "gccdepdir":C)
+  ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/mkinstalldirs build/$DEPDIR
+  for lang in $subdirs c-family common
+  do
+      ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/mkinstalldirs $lang/$DEPDIR
+  done ;;
     "as":F) chmod +x as ;;
     "collect-ld":F) chmod +x collect-ld ;;
     "nm":F) chmod +x nm ;;
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 5d3e5ad..dc8b38b 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -972,6 +972,22 @@ AC_CHECK_HEADERS(ext/hash_map)
 AC_LANG_POP(C++)
 
 # --------
+# Dependency checking.
+# --------
+
+AC_LANG_PUSH(C++)
+ZW_CREATE_DEPDIR
+AC_CONFIG_COMMANDS([gccdepdir],[
+  ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/mkinstalldirs build/$DEPDIR
+  for lang in $subdirs c-family common
+  do
+      ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/mkinstalldirs $lang/$DEPDIR
+  done], [subdirs="$subdirs" ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR])
+
+ZW_PROG_COMPILER_DEPENDENCIES([CC])
+AC_LANG_POP(C++)
+
+# --------
 # UNSORTED
 # --------
 
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 03/20] move generated_files order-only dependency later
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (9 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 15/20] remove explicit dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 04/20] add configury Tom Tromey
                   ` (9 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

There is an order-only dependency in gcc/Makefile.in that tries to
build the generated files before compiling regular objects.  However,
this appears too early, and so at the time it is seen by make,
GCOV_OBJS and GCOV_DUMP_OBJS have not yet been set.

This patch fixes the problem and prevents any future problems of this
nature by moving the order-only dependency to the end of Makefile.in.

This also adds lto-wrapper.o to ALL_HOST_BACKEND_OBJS.

	* Makefile.in (ALL_HOST_BACKEND_OBJS): Add lto-wrapper.o.
	($(ALL_HOST_OBJS)): Move order-only dependency to end
	of file.
---
 gcc/Makefile.in | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index d4f335e..7b45229 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -1500,7 +1500,8 @@ ALL_HOST_FRONTEND_OBJS = $(foreach v,$(CONFIG_LANGUAGES),$($(v)_OBJS))
 
 ALL_HOST_BACKEND_OBJS = $(GCC_OBJS) $(OBJS) $(OBJS-libcommon) \
   $(OBJS-libcommon-target) @TREEBROWSER@ main.o c-family/cppspec.o \
-  $(COLLECT2_OBJS) $(EXTRA_GCC_OBJS) $(GCOV_OBJS) $(GCOV_DUMP_OBJS)
+  $(COLLECT2_OBJS) $(EXTRA_GCC_OBJS) $(GCOV_OBJS) $(GCOV_DUMP_OBJS) \
+  lto-wrapper.o
 
 # This lists all host object files, whether they are included in this
 # compilation or not.
@@ -3898,11 +3899,6 @@ generated_files = config.h tm.h $(TM_P_H) $(TM_H) multilib.h \
        common/common-target-hooks-def.h pass-instances.def \
        c-family/c-target-hooks-def.h
 
-# In order for parallel make to really start compiling the expensive
-# objects from $(OBJS) as early as possible, build all their
-# prerequisites strictly before all objects.
-$(ALL_HOST_OBJS) : | $(generated_files)
-
 #\f
 # How to compile object files to run on the build machine.
 
@@ -5389,3 +5385,8 @@ po/gcc.pot: force
 	$(MAKE) srcextra
 	AWK=$(AWK) $(SHELL) $(srcdir)/po/exgettext \
 		$(XGETTEXT) gcc $(srcdir)
+
+# In order for parallel make to really start compiling the expensive
+# objects from $(OBJS) as early as possible, build all their
+# prerequisites strictly before all objects.
+$(ALL_HOST_OBJS) : | $(generated_files)
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 18/20] fix t-glibc
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (4 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 07/20] convert the C++ front end to automatic dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 12/20] convert the Fortran front end to automatic dependencies Tom Tromey
                   ` (14 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This fixes t-glibc to use automatic dependency tracking.

	* config/t-glibc (glibc-c.o): Use COMPILE and POSTCOMPILE.
---
 gcc/config/t-glibc | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/gcc/config/t-glibc b/gcc/config/t-glibc
index 032c68d..ae7bf7a 100644
--- a/gcc/config/t-glibc
+++ b/gcc/config/t-glibc
@@ -16,7 +16,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-glibc-c.o: config/glibc-c.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  $(C_TARGET_H) $(C_TARGET_DEF_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-	  $< $(OUTPUT_OPTION)
+glibc-c.o: config/glibc-c.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 16/20] make out_object_file rule use automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (7 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 11/20] Fix up c-family targets Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 15/20] remove explicit dependencies Tom Tromey
                   ` (11 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This is a small change to make out_object_file use automatic
dependencies.

	* Makefile.in ($(out_object_file)): Use COMPILE and POSTCOMPILE.
---
 gcc/Makefile.in | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 973cc46..f49ca49 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2037,15 +2037,9 @@ pass-instances.def: $(srcdir)/passes.def $(srcdir)/gen-pass-instances.awk
 	$(AWK) -f $(srcdir)/gen-pass-instances.awk \
 	  $(srcdir)/passes.def > pass-instances.def
 
-$(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(RTL_H) $(REGS_H) hard-reg-set.h insn-config.h conditions.h \
-   output.h $(INSN_ATTR_H) $(SYSTEM_H) toplev.h $(DIAGNOSTIC_CORE_H) \
-   $(TARGET_H) $(LIBFUNCS_H) $(TARGET_DEF_H) $(FUNCTION_H) $(SCHED_INT_H) \
-   $(TM_P_H) $(EXPR_H) langhooks.h $(GGC_H) $(OPTABS_H) $(REAL_H) \
-   tm-constrs.h $(GIMPLE_H) $(DF_H) cselib.h $(COMMON_TARGET_H) hw-doloop.h \
-   regrename.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-		$(out_file) $(OUTPUT_OPTION)
+$(out_object_file): $(out_file)
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 
 $(common_out_object_file): $(common_out_file)
 	$(COMPILE) $<
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 15/20] remove explicit dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (8 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 16/20] make out_object_file rule use automatic dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2021-08-09 11:34   ` Thomas Schwinge
  2013-09-23 14:12 ` [PATCH v4 03/20] move generated_files order-only dependency later Tom Tromey
                   ` (10 subsequent siblings)
  20 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This removes most of the explicit dependencies for host objects.
It also fixes a few rules to use $(COMPILE) in the process.

build objects are not affected, and are one reason that the various _H
macros are not yet removed.

	* Makefile.in (graph.o, sbitmap.o, sparseset.o, gcc-ar.o)
	(gcc-ranlib.o, gcc-nm.o, collect2.o, collect2-aix.o, tlink.o)
	(lto-wrapper.o, default-c.o, attribs.o, incpath.o, prefix.o)
	(gcc.o, options.o, options-save.o, version.o, gtype-desc.o)
	(trans-mem.o, ggc-common.o, ggc-page.o, ggc-none.o, stringpool.o)
	(convert.o, double-int.o, lto-compress.o, data-streamer-in.o)
	(data-streamer-out.o, data-streamer.o, gimple-streamer-in.o)
	(gimple-streamer-out.o, tree-streamer.o, tree-streamer-in.o)
	(tree-streamer-out.o, streamer-hooks.o, lto-cgraph.o)
	(lto-streamer-in.o, lto-streamer-out.o, lto-section-in.o)
	(lto-section-out.o, lto-opts.o, lto-streamer.o, langhooks.o)
	(test-dump.o, tree.o, tree-dump.o, tree-inline.o, print-tree.o)
	(stor-layout.o, asan.o, tsan.o, ubsan.o, tree-ssa-tail-merge.o)
	(tree-ssa-structalias.o, tree-ssa-uninit.o, tree-ssa.o)
	(tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o)
	(tree-outof-ssa.o, tree-ssa-dse.o, tree-ssa-forwprop.o)
	(tree-ssa-phiprop.o, tree-ssa-ifcombine.o, tree-ssa-phiopt.o)
	(tree-nrv.o, tree-ssa-copy.o, tree-ssa-propagate.o)
	(tree-ssa-dom.o, tree-ssa-uncprop.o, tree-ssa-threadedge.o)
	(tree-ssa-threadupdate.o, tree-ssanames.o, tree-phinodes.o)
	(domwalk.o, tree-ssa-live.o, tree-ssa-copyrename.o)
	(tree-ssa-pre.o, tree-ssa-sccvn.o)
	(gimple-ssa-strength-reduction.o, tree-vrp.o, tree-cfg.o)
	(tree-cfgcleanup.o, tree-tailcall.o, tree-ssa-sink.o)
	(tree-nested.o, tree-if-conv.o, tree-iterator.o, tree-dfa.o)
	(tree-ssa-operands.o, tree-eh.o, tree-ssa-loop.o)
	(tree-ssa-loop-unswitch.o, tree-ssa-address.o)
	(tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o)
	(tree-ssa-loop-ch.o, tree-ssa-loop-prefetch.o, tree-predcom.o)
	(tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-manip.o)
	(tree-ssa-loop-im.o, tree-ssa-math-opts.o, tree-ssa-alias.o)
	(tree-ssa-reassoc.o, tree-optimize.o, gimplify.o)
	(gimple-iterator.o, gimple-fold.o, gimple-low.o, omp-low.o)
	(tree-browser.o, omega.o, tree-chrec.o, tree-scalar-evolution.o)
	(tree-data-ref.o, sese.o, graphite.o, graphite-blocking.o)
	(graphite-clast-to-gimple.o, graphite-dependences.o)
	(graphite-interchange.o, graphite-poly.o)
	(graphite-scop-detection.o, graphite-sese-to-poly.o)
	(graphite-optimize-isl.o, tree-vect-loop.o)
	(tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o)
	(tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o)
	(vtable-verify.o, tree-loop-distribution.o, tree-parloops.o)
	(tree-stdarg.o, tree-object-size.o, internal-fn.o, gimple.o)
	(gimple-pretty-print.o, tree-mudflap.o, tree-nomudflap.o)
	(tree-pretty-print.o, tree-diagnostic.o, fold-const.o)
	(diagnostic.o, diagnostic-color.o, opts.o, opts-global.o)
	(opts-common.o, targhooks.o, common/common-targhooks.o, input.o)
	(toplev.o, hwint.o, passes.o, plugin.o, main.o, host-default.o)
	(rtl-error.o, rtl.o, print-rtl.o, rtlanal.o, varasm.o, function.o)
	(statistics.o, stmt.o, except.o, expr.o, dojump.o, builtins.o)
	(calls.o, expmed.o, explow.o, optabs.o, dbxout.o, debug.o)
	(sdbout.o, dwarf2out.o, dwarf2cfi.o, dwarf2asm.o, vmsdbgout.o)
	(xcoffout.o, godump.o, emit-rtl.o, real.o, realmpfr.o, dfp.o)
	(fixed-value.o, jump.o, simplify-rtx.o, symtab.o, cgraph.o)
	(cgraphunit.o, cgraphclones.o, cgraphbuild.o, varpool.o, ipa.o)
	(ipa-profile.o, ipa-devirt.o, ipa-prop.o, ipa-ref.o, ipa-cp.o)
	(ipa-split.o, ipa-inline.o, ipa-inline-analysis.o)
	(ipa-inline-transform.o, ipa-utils.o, ipa-reference.o)
	(ipa-pure-const.o, coverage.o, cselib.o, cse.o, dce.o, dumpfile.o)
	(dse.o, fwprop.o, web.o, ree.o, cprop.o, gcse.o, store-motion.o)
	(resource.o, lcm.o, mode-switching.o, tree-ssa-dce.o)
	(tree-call-cdce.o, tree-ssa-ccp.o, tree-ssa-strlen.o, tree-sra.o)
	(tree-switch-conversion.o, tree-complex.o, tree-emutls.o)
	(tree-vect-generic.o, df-core.o, df-problems.o, df-scan.o)
	(regstat.o, valtrack.o, var-tracking.o, profile.o, mcf.o)
	(tree-profile.o, value-prof.o, loop-doloop.o, alloc-pool.o)
	(auto-inc-dec.o, cfg.o, cfghooks.o, cfgexpand.o, cfgrtl.o)
	(cfganal.o, cfgbuild.o, cfgcleanup.o, cfgloop.o, cfgloopanal.o)
	(graphds.o, loop-iv.o, loop-invariant.o, cfgloopmanip.o)
	(loop-init.o, loop-unswitch.o, loop-unroll.o, dominance.o)
	(et-forest.o, combine.o, reginfo.o, bitmap.o, vec.o, hash-table.o)
	(reload.o, reload1.o, rtlhooks.o, postreload.o, postreload-gcse.o)
	(caller-save.o, bt-load.o, reorg.o, alias.o, stack-ptr-mod.o)
	(init-regs.o, ira-build.o, ira-costs.o, ira-conflicts.o)
	(ira-color.o, ira-emit.o, ira-lives.o, ira.o, lra.o)
	(lra-assigns.o, lra-coalesce.o, lra-constraints.o)
	(lra-eliminations.o, lra-lives.o, lra-spills.o, regmove.o)
	(combine-stack-adj.o, compare-elim.o, ddg.o, modulo-sched.o)
	(haifa-sched.o, sched-deps.o, sched-rgn.o, sched-ebb.o)
	(sched-vis.o, sel-sched.o, sel-sched-dump.o, sel-sched-ir.o)
	(final.o, recog.o, reg-stack.o, sreal.o, predict.o, lists.o)
	(bb-reorder.o, tracer.o, timevar.o, regcprop.o, regrename.o)
	(ifcvt.o, params.o, pointer-set.o, hooks.o, pretty-print.o)
	(errors.o, dbgcnt.o, lower-subreg.o, target-globals.o)
	(hw-doloop.o, file-find.o, context.o, $(common_out_object_file))
	(insn-attrtab.o, insn-automata.o, insn-dfatab.o, insn-emit.o)
	(insn-enums.o, insn-extract.o, insn-latencytab.o, insn-modes.o)
	(insn-opinit.o, insn-output.o, insn-peep.o, insn-preds.o)
	(insn-recog.o, intl.o, cppbuiltin.o, cppdefault.o, gcov.o)
	(gcov-dump.o): Remove.
	(default-c.o): Use COMPILE and POSTCOMPILE.
	(CFLAGS-gcc.o): New variable.
	($(common_out_object_file)): Use COMPILE and POSTCOMPILE.
---
 gcc/Makefile.in | 1491 +------------------------------------------------------
 1 file changed, 7 insertions(+), 1484 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index b30a5f8..973cc46 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -1895,13 +1895,6 @@ srcextra: gcc.srcextra lang.srcextra
 gcc.srcextra: gengtype-lex.c
 	-cp -p $^ $(srcdir)
 
-graph.o: graph.c graph.h $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(DIAGNOSTIC_CORE_H) sbitmap.h $(BASIC_BLOCK_H) $(CFGLOOP_H) \
-    $(PRETTY_PRINT_H) $(DUMPFILE_H)
-
-sbitmap.o: sbitmap.c sbitmap.h $(CONFIG_H) $(SYSTEM_H) coretypes.h
-sparseset.o: sparseset.c $(SYSTEM_H) sparseset.h $(CONFIG_H)
-
 AR_OBJS = file-find.o
 AR_LIBS = @COLLECT2_LIBS@
 
@@ -1921,20 +1914,14 @@ CFLAGS-gcc-ar.o += $(DRIVER_DEFINES) \
 	-DTARGET_MACHINE=\"$(target_noncanonical)\" \
 	@TARGET_SYSTEM_ROOT_DEFINE@ -DPERSONALITY=\"ar\"
 
-gcc-ar.o: gcc-ar.c $(CONFIG_H) $(SYSTEM_H) $(LIBIBERTY_H)
-
 CFLAGS-gcc-ranlib.o += $(DRIVER_DEFINES) \
 	-DTARGET_MACHINE=\"$(target_noncanonical)\" \
 	@TARGET_SYSTEM_ROOT_DEFINE@ -DPERSONALITY=\"ranlib\"
 
-gcc-ranlib.o: gcc-ranlib.c $(CONFIG_H) $(SYSTEM_H) $(LIBIBERTY_H)
-
 CFLAGS-gcc-nm.o += $(DRIVER_DEFINES) \
 	-DTARGET_MACHINE=\"$(target_noncanonical)\" \
 	@TARGET_SYSTEM_ROOT_DEFINE@ -DPERSONALITY=\"nm\"
 
-gcc-nm.o: gcc-nm.c $(CONFIG_H) $(SYSTEM_H) $(LIBIBERTY_H)
-
 # ??? the implicit rules dont trigger if the source file has a different name
 # so copy instead
 gcc-ranlib.c: gcc-ar.c
@@ -1953,24 +1940,12 @@ collect2$(exeext): $(COLLECT2_OBJS) $(LIBDEPS)
 
 CFLAGS-collect2.o += -DTARGET_MACHINE=\"$(target_noncanonical)\" \
 	@TARGET_SYSTEM_ROOT_DEFINE@
-collect2.o : collect2.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) intl.h \
-	$(OBSTACK_H) $(DEMANGLE_H) collect2.h collect2-aix.h version.h \
-	$(DIAGNOSTIC_H) file-find.h
-
-collect2-aix.o : collect2-aix.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-    collect2-aix.h
-
-tlink.o: tlink.c $(DEMANGLE_H) $(HASHTAB_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-    $(OBSTACK_H) collect2.h intl.h $(DIAGNOSTIC_CORE_H) $(VEC_H)
 
 lto-wrapper$(exeext): lto-wrapper.o ggc-none.o libcommon-target.a $(LIBDEPS)
 	+$(LINKER) $(ALL_COMPILERFLAGS) $(LDFLAGS) -o T$@ \
 	    lto-wrapper.o ggc-none.o libcommon-target.a $(LIBS)
 	mv -f T$@ $@
 
-lto-wrapper.o: lto-wrapper.c $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h \
-	$(OBSTACK_H) $(DIAGNOSTIC_H) $(OPTS_H) $(OPTIONS_H)
-
 # Files used by all variants of C or by the stand-alone pre-processor.
 
 CFLAGS-c-family/c-opts.o += @TARGET_SYSTEM_ROOT_DEFINE@
@@ -1978,24 +1953,13 @@ CFLAGS-c-family/c-opts.o += @TARGET_SYSTEM_ROOT_DEFINE@
 CFLAGS-c-family/c-pch.o += -DHOST_MACHINE=\"$(host)\" \
 	-DTARGET_MACHINE=\"$(target)\"
 
-default-c.o: config/default-c.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  $(C_TARGET_H) $(C_TARGET_DEF_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-	  $< $(OUTPUT_OPTION)
+default-c.o: config/default-c.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 
 # Files used by all variants of C and some other languages.
 
-attribs.o : attribs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-	$(HASH_TABLE_H) $(FLAGS_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TM_P_H) \
-	$(TARGET_H) langhooks.h $(CPPLIB_H) $(PLUGIN_H)
-
-incpath.o: incpath.c incpath.h $(CONFIG_H) $(SYSTEM_H) $(CPPLIB_H) \
-		intl.h prefix.h coretypes.h $(TM_H) cppdefault.h $(TARGET_H) \
-		$(MACHMODE_H)
-
 CFLAGS-prefix.o += -DPREFIX=\"$(prefix)\" -DBASEVER=$(BASEVER_s)
-prefix.o: prefix.c $(CONFIG_H) $(SYSTEM_H) coretypes.h prefix.h \
-	$(COMMON_TARGET_H) Makefile $(BASEVER)
 
 # Language-independent files.
 
@@ -2012,12 +1976,7 @@ DRIVER_DEFINES = \
   $(and $(SHLIB),$(filter yes,@enable_shared@),-DENABLE_SHARED_LIBGCC) \
   -DCONFIGURE_SPECS="\"@CONFIGURE_SPECS@\""
 
-gcc.o: gcc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) intl.h multilib.h \
-    Makefile $(lang_specs_files) specs.h prefix.h $(GCC_H) $(FLAGS_H) \
-    configargs.h $(OBSTACK_H) $(OPTS_H) $(DIAGNOSTIC_H) $(VEC_H) $(PARAMS_H)
-	$(COMPILER) $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-  $(DRIVER_DEFINES) \
-  -c $(srcdir)/gcc.c $(OUTPUT_OPTION)
+CFLAGS-gcc.o += $(DRIVER_DEFINES)
 
 specs.h : s-specs ; @true
 s-specs : Makefile
@@ -2054,619 +2013,15 @@ s-options-h: optionlist $(srcdir)/opt-functions.awk $(srcdir)/opt-read.awk \
 	$(SHELL) $(srcdir)/../move-if-change tmp-options.h options.h
 	$(STAMP) $@
 
-options.o: options.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(OPTS_H) intl.h $(OPTIONS_C_EXTRA) insn-attr-common.h
-
-options-save.o: options-save.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TARGET_H) $(FLAGS_H) \
-	$(TM_H) $(OPTS_H) intl.h $(OPTIONS_C_EXTRA)
-
 dumpvers: dumpvers.c
 
 CFLAGS-version.o += -DBASEVER=$(BASEVER_s) -DDATESTAMP=$(DATESTAMP_s) \
 	-DREVISION=$(REVISION_s) \
 	-DDEVPHASE=$(DEVPHASE_s) -DPKGVERSION=$(PKGVERSION_s) \
 	-DBUGURL=$(BUGURL_s)
-version.o: version.c version.h $(REVISION) $(DATESTAMP) $(BASEVER) $(DEVPHASE)
-
-gtype-desc.o: gtype-desc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(HASHTAB_H) $(SPLAY_TREE_H) $(OBSTACK_H) $(BITMAP_H) \
-	$(INPUT_H) $(TREE_H) $(RTL_H) $(FUNCTION_H) insn-config.h $(EXPR_H) \
-	hard-reg-set.h $(BASIC_BLOCK_H) cselib.h $(INSN_ADDR_H) $(OPTABS_H) \
-	$(LIBFUNCS_H) debug.h $(GGC_H) $(CGRAPH_H) $(TREE_SSA_H) reload.h \
-	$(CPP_ID_DATA_H) tree-chrec.h $(EXCEPT_H) output.h \
-	$(CFGLOOP_H) $(TARGET_H) $(IPA_PROP_H) $(LTO_STREAMER_H) \
-	target-globals.h
-
-trans-mem.o : trans-mem.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(HASH_TABLE_H) \
-	$(TREE_H) $(GIMPLE_H) $(TREE_SSA_H) $(TREE_PASS_H) $(TREE_INLINE_H) \
-	$(DIAGNOSTIC_CORE_H) $(DEMANGLE_H) output.h $(TRANS_MEM_H) \
-	$(PARAMS_H) $(TARGET_H) langhooks.h \
-	$(GIMPLE_PRETTY_PRINT_H) $(CFGLOOP_H) \
-	gt-trans-mem.h
-
-ggc-common.o: ggc-common.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-	$(GGC_H) $(HASH_TABLE_H) $(DIAGNOSTIC_CORE_H) $(PARAMS_H) hosthooks.h \
-	$(HOSTHOOKS_DEF_H) $(VEC_H) $(PLUGIN_H) $(GGC_INTERNAL_H) $(TIMEVAR_H)
-
-ggc-page.o: ggc-page.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
-	$(FLAGS_H) $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TIMEVAR_H) $(TM_P_H) $(PARAMS_H) \
-	$(TREE_SSA_H) $(PLUGIN_H) $(GGC_INTERNAL_H)
-
-ggc-none.o: ggc-none.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(GGC_H) \
-	$(BCONFIG_H)
-
-stringpool.o: stringpool.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TREE_H) $(GGC_H) $(GGC_INTERNAL_H) gt-stringpool.h $(CPPLIB_H) $(SYMTAB_H)
-
-convert.o: convert.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(FLAGS_H) convert.h $(DIAGNOSTIC_CORE_H) langhooks.h
-
-double-int.o: double-int.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H)
 
 # lto-compress.o needs $(ZLIBINC) added to the include flags.
 CFLAGS-lto-compress.o += $(ZLIBINC)
-lto-compress.o: lto-compress.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TREE_H) langhooks.h $(LTO_STREAMER_H) $(LTO_SECTION_H) \
-	lto-compress.h $(DIAGNOSTIC_CORE_H) $(DIAGNOSTIC_CORE_H)
-data-streamer-in.o: data-streamer-in.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(DATA_STREAMER_H) $(DIAGNOSTIC_H) value-prof.h
-data-streamer-out.o: data-streamer-out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(DATA_STREAMER_H) value-prof.h
-data-streamer.o: data-streamer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(DATA_STREAMER_H)
-gimple-streamer-in.o: gimple-streamer-in.c $(CONFIG_H) $(SYSTEM_H) \
-    coretypes.h $(GIMPLE_STREAMER_H) $(TREE_SSA_H) $(DATA_STREAMER_H) \
-    $(TREE_STREAMER_H) $(DIAGNOSTIC_H)
-gimple-streamer-out.o: gimple-streamer-out.c $(CONFIG_H) $(SYSTEM_H) \
-    coretypes.h $(GIMPLE_STREAMER_H) $(DATA_STREAMER_H) $(TREE_SSA_H) \
-    $(LTO_STREAMER_H) $(TREE_STREAMER_H)
-tree-streamer.o: tree-streamer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(TREE_STREAMER_H) $(STREAMER_HOOKS_H)
-tree-streamer-in.o: tree-streamer-in.c $(CONFIG_H) $(SYSTEM_H) \
-    coretypes.h $(DIAGNOSTIC_H) $(TREE_H) $(TREE_SSA_H) $(TREE_STREAMER_H) \
-    $(DATA_STREAMER_H) $(STREAMER_HOOKS_H) $(LTO_STREAMER_H)
-tree-streamer-out.o: tree-streamer-out.c $(CONFIG_H) $(SYSTEM_H) \
-    coretypes.h $(DIAGNOSTIC_H) $(TREE_STREAMER_H) $(DATA_STREAMER_H) \
-    $(STREAMER_HOOKS_H) $(TM_H)
-streamer-hooks.o: streamer-hooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-    $(STREAMER_HOOKS_H)
-lto-cgraph.o: lto-cgraph.c $(CONFIG_H) $(SYSTEM_H) coretypes.h   \
-   $(TM_H) $(DIAGNOSTIC_CORE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
-   $(HASHTAB_H) langhooks.h $(BASIC_BLOCK_H) \
-   $(TREE_FLOW_H) $(CGRAPH_H) $(FUNCTION_H) $(GGC_H) $(DIAGNOSTIC_CORE_H) \
-   $(EXCEPT_H) $(TIMEVAR_H) pointer-set.h $(LTO_STREAMER_H) \
-   $(GCOV_IO_H) $(DATA_STREAMER_H) $(TREE_STREAMER_H) $(TREE_PASS_H) \
-   profile.h $(CONTEXT_H) $(PASS_MANAGER_H) ipa-utils.h
-lto-streamer-in.o: lto-streamer-in.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) toplev.h $(DIAGNOSTIC_CORE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) \
-   input.h $(HASHTAB_H) $(BASIC_BLOCK_H) $(TREE_FLOW_H) $(TREE_PASS_H) \
-   $(CGRAPH_H) $(FUNCTION_H) $(GGC_H) $(DIAGNOSTIC_H) $(EXCEPT_H) debug.h \
-   $(IPA_UTILS_H) $(LTO_STREAMER_H) toplev.h $(CFGLOOP_H) \
-   $(DATA_STREAMER_H) $(GIMPLE_STREAMER_H) $(TREE_STREAMER_H)
-lto-streamer-out.o : lto-streamer-out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(DIAGNOSTIC_CORE_H) $(TREE_H) $(EXPR_H) $(FLAGS_H) $(PARAMS_H) input.h \
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-   $(TREE_H) $(FLAGS_H) $(DIAGNOSTIC_CORE_H) $(HASH_TABLE_H) $(EXPR_H) \
-   $(RTL_H) $(GGC_H) $(TM_P_H) langhooks.h $(MD5_H) intl.h $(TARGET_H) \
-   $(GIMPLE_H) realmpfr.h $(TREE_SSA_H)
-diagnostic.o : diagnostic.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   version.h $(DEMANGLE_H) $(INPUT_H) intl.h $(BACKTRACE_H) $(DIAGNOSTIC_H) \
-   diagnostic.def diagnostic-color.h
-diagnostic-color.o : diagnostic-color.c $(CONFIG_H) $(SYSTEM_H) diagnostic-color.h
-opts.o : opts.c $(OPTS_H) $(OPTIONS_H) $(DIAGNOSTIC_CORE_H) $(CONFIG_H) $(SYSTEM_H) \
-   coretypes.h $(DUMPFILE_H) $(TM_H) \
-   $(DIAGNOSTIC_H) insn-attr-common.h intl.h $(COMMON_TARGET_H) \
-   $(FLAGS_H) $(PARAMS_H) opts-diagnostic.h diagnostic-color.h
-opts-global.o : opts-global.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(DIAGNOSTIC_H) $(OPTS_H) $(FLAGS_H) $(GGC_H) $(TREE_H) langhooks.h \
-   $(TM_H) $(RTL_H) $(DBGCNT_H) debug.h $(LTO_STREAMER_H) output.h \
-   $(PLUGIN_H) toplev.h $(TREE_PASS_H)
-opts-common.o : opts-common.c $(OPTS_H) $(FLAGS_H) $(CONFIG_H) $(SYSTEM_H) \
-   coretypes.h intl.h $(DIAGNOSTIC_H) $(TM_H)
-targhooks.o : targhooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TREE_H) \
-   $(EXPR_H) $(TM_H) $(RTL_H) $(TM_P_H) $(FUNCTION_H) output.h $(DIAGNOSTIC_CORE_H) \
-   $(MACHMODE_H) $(TARGET_DEF_H) $(TARGET_H) $(GGC_H) gt-targhooks.h \
-   $(OPTABS_H) $(RECOG_H) $(REGS_H) reload.h hard-reg-set.h intl.h $(OPTS_H) \
-   tree-ssa-alias.h $(TREE_SSA_H)
-common/common-targhooks.o : common/common-targhooks.c $(CONFIG_H) $(SYSTEM_H) \
-   coretypes.h $(INPUT_H) $(TM_H) $(COMMON_TARGET_H) common/common-targhooks.h
 
 bversion.h: s-bversion; @true
 s-bversion: BASE-VER
@@ -2676,785 +2031,12 @@ s-bversion: BASE-VER
 	echo "#define BUILDING_GCC_VERSION (BUILDING_GCC_MAJOR * 1000 + BUILDING_GCC_MINOR)" >> bversion.h
 	$(STAMP) s-bversion
 
-input.o : input.c $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h $(INPUT_H)
-
 CFLAGS-toplev.o += -DTARGET_NAME=\"$(target_noncanonical)\"
-toplev.o : toplev.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   version.h $(RTL_H) $(FUNCTION_H) $(FLAGS_H) xcoffout.h $(INPUT_H) \
-   $(INSN_ATTR_H) output.h $(DIAGNOSTIC_H) debug.h insn-config.h intl.h \
-   $(RECOG_H) Makefile toplev.h sdbout.h dbxout.h $(EXPR_H) \
-   hard-reg-set.h $(BASIC_BLOCK_H) $(EXCEPT_H) $(REGS_H) $(TIMEVAR_H) \
-   value-prof.h $(PARAMS_H) $(TM_P_H) reload.h ira.h dwarf2asm.h $(TARGET_H) \
-   langhooks.h insn-flags.h $(CFGLOOP_H) hosthooks.h \
-   $(CGRAPH_H) $(COVERAGE_H) alloc-pool.h $(GGC_H) \
-   $(OPTS_H) params.def tree-mudflap.h $(TREE_PASS_H) $(GIMPLE_H) \
-   tree-ssa-alias.h $(PLUGIN_H) realmpfr.h tree-diagnostic.h \
-   $(TREE_PRETTY_PRINT_H) opts-diagnostic.h $(COMMON_TARGET_H) \
-   tsan.h diagnostic-color.h $(CONTEXT_H) $(PASS_MANAGER_H)
-
-hwint.o : hwint.c $(CONFIG_H) $(SYSTEM_H) $(DIAGNOSTIC_CORE_H)
 
 pass-instances.def: $(srcdir)/passes.def $(srcdir)/gen-pass-instances.awk
 	$(AWK) -f $(srcdir)/gen-pass-instances.awk \
 	  $(srcdir)/passes.def > pass-instances.def
 
-passes.o : passes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(RTL_H) $(FUNCTION_H) $(FLAGS_H) $(INPUT_H) $(INSN_ATTR_H) output.h \
-   $(DIAGNOSTIC_CORE_H) debug.h insn-config.h intl.h $(RECOG_H) toplev.h \
-   $(EXPR_H) hard-reg-set.h $(BASIC_BLOCK_H) \
-   graph.h $(EXCEPT_H) $(REGS_H) value-prof.h \
-   $(PARAMS_H) $(TM_P_H) reload.h $(TARGET_H) \
-   langhooks.h insn-flags.h $(CFGLOOP_H) \
-   hosthooks.h $(CGRAPH_H) $(COVERAGE_H) $(TREE_PASS_H) $(TREE_DUMP_H) \
-   $(GGC_H) $(OPTS_H) $(TREE_SSA_H) $(TREE_INLINE_H) \
-   gt-passes.h $(DF_H) $(PREDICT_H) $(LTO_STREAMER_H) \
-   $(PLUGIN_H) $(IPA_UTILS_H) pass-instances.def \
-   $(CONTEXT_H) $(PASS_MANAGER_H)
-
-plugin.o : plugin.c $(PLUGIN_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(HASH_TABLE_H) $(DIAGNOSTIC_CORE_H) $(TREE_H) $(TREE_PASS_H) \
-   intl.h $(PLUGIN_VERSION_H) $(GGC_H)
-
-main.o : main.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) toplev.h $(DIAGNOSTIC_CORE_H)
-
-host-default.o : host-default.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   hosthooks.h $(HOSTHOOKS_DEF_H)
-
-rtl-error.o: rtl-error.c $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
-   $(INSN_ATTR_H) insn-config.h $(INPUT_H) intl.h $(DIAGNOSTIC_H) \
-   $(CONFIG_H)
-
-rtl.o : rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-  $(GGC_H) $(BCONFIG_H) insn-notes.def reg-notes.def $(DIAGNOSTIC_CORE_H)
-
-print-rtl.o : print-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) \
-    $(TM_H) $(RTL_H) $(TREE_H) hard-reg-set.h $(BASIC_BLOCK_H) $(FLAGS_H) \
-    $(BCONFIG_H) $(DIAGNOSTIC_H) cselib.h $(TREE_PRETTY_PRINT_H) \
-    $(DWARF2OUT_H)
-rtlanal.o : rtlanal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(DIAGNOSTIC_CORE_H) \
-   $(RTL_H) hard-reg-set.h $(TM_P_H) insn-config.h $(RECOG_H) \
-   $(FLAGS_H) $(REGS_H) output.h $(TARGET_H) $(FUNCTION_H) $(TREE_H) \
-   $(DF_H) $(EMIT_RTL_H) addresses.h
-
-varasm.o : varasm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(RTL_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) hard-reg-set.h $(REGS_H) \
-   output.h $(DIAGNOSTIC_CORE_H) xcoffout.h debug.h $(GGC_H) $(TM_P_H) \
-   $(HASHTAB_H) $(TARGET_H) langhooks.h gt-varasm.h $(BASIC_BLOCK_H) \
-   $(CGRAPH_H) $(TARGET_DEF_H) tree-mudflap.h \
-   pointer-set.h $(COMMON_TARGET_H) asan.h
-function.o : function.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
-   $(TREE_H) $(GIMPLE_H) $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) \
-   $(OPTABS_H) $(LIBFUNCS_H) $(REGS_H) hard-reg-set.h insn-config.h $(RECOG_H) \
-   output.h  $(EXCEPT_H) $(HASHTAB_H) $(GGC_H) $(TM_P_H) langhooks.h \
-   gt-function.h $(TARGET_H) $(BASIC_BLOCK_H) $(PREDICT_H) \
-   $(TREE_PASS_H) $(DF_H) $(PARAMS_H) bb-reorder.h \
-   $(COMMON_TARGET_H)
-statistics.o : statistics.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TREE_PASS_H) $(TREE_DUMP_H) $(HASH_TABLE_H) statistics.h \
-   $(FUNCTION_H) $(CONTEXT_H) $(PASS_MANAGER_H)
-stmt.o : stmt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) $(TM_H) \
-   $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(FUNCTION_H) insn-config.h hard-reg-set.h $(EXPR_H) \
-   $(LIBFUNCS_H) $(EXCEPT_H) $(RECOG_H) $(DIAGNOSTIC_CORE_H) \
-   output.h $(GGC_H) $(TM_P_H) langhooks.h $(PREDICT_H) $(OPTABS_H) \
-   $(TARGET_H) $(GIMPLE_H) $(MACHMODE_H) $(REGS_H) alloc-pool.h \
-   $(PRETTY_PRINT_H) $(BITMAP_H) $(PARAMS_H)
-except.o : except.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(EXCEPT_H) $(FUNCTION_H) $(EXPR_H) $(LIBFUNCS_H) \
-   langhooks.h insn-config.h hard-reg-set.h $(BASIC_BLOCK_H) output.h \
-   dwarf2asm.h $(DWARF2OUT_H) toplev.h $(DIAGNOSTIC_CORE_H) $(HASH_TABLE_H) \
-   intl.h $(GGC_H) \
-   gt-except.h $(CGRAPH_H) $(DIAGNOSTIC_H) $(DWARF2_H) \
-   $(TARGET_H) $(TM_P_H) $(TREE_PASS_H) $(TREE_SSA_H) \
-   $(TREE_PRETTY_PRINT_H) sbitmap.h $(COMMON_TARGET_H) $(CFGLOOP_H)
-expr.o : expr.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) $(EXPR_H) $(OPTABS_H) \
-   $(LIBFUNCS_H) $(INSN_ATTR_H) insn-config.h $(RECOG_H) output.h \
-   typeclass.h hard-reg-set.h toplev.h $(DIAGNOSTIC_CORE_H) hard-reg-set.h $(EXCEPT_H) \
-   reload.h langhooks.h intl.h $(TM_P_H) $(TARGET_H) \
-   tree-iterator.h gt-expr.h $(MACHMODE_H) $(TIMEVAR_H) $(TREE_SSA_H) \
-   $(TREE_PASS_H) $(DF_H) $(DIAGNOSTIC_H) $(SSAEXPAND_H) \
-   $(PARAMS_H) $(COMMON_TARGET_H) target-globals.h
-dojump.o : dojump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TM_P_H) \
-   $(RTL_H) $(TREE_H) \
-   $(FLAGS_H) $(FUNCTION_H) $(EXPR_H) $(OPTABS_H) $(INSN_ATTR_H) insn-config.h \
-   langhooks.h $(GGC_H) gt-dojump.h $(BASIC_BLOCK_H)
-builtins.o : builtins.c builtins.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) $(TREE_H) $(GIMPLE_H) $(FLAGS_H) $(TARGET_H) $(FUNCTION_H) $(REGS_H) \
-   $(EXPR_H) $(OPTABS_H) insn-config.h $(RECOG_H) output.h typeclass.h \
-   hard-reg-set.h $(DIAGNOSTIC_CORE_H) hard-reg-set.h $(EXCEPT_H) \
-   $(TM_P_H) $(PREDICT_H) $(LIBFUNCS_H) langhooks.h $(BASIC_BLOCK_H) \
-   tree-mudflap.h realmpfr.h $(BUILTINS_DEF) $(MACHMODE_H) \
-   $(DIAGNOSTIC_CORE_H) $(TREE_SSA_H) value-prof.h ubsan.h
-calls.o : calls.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) langhooks.h $(TARGET_H) \
-   $(LIBFUNCS_H) $(REGS_H) $(DIAGNOSTIC_CORE_H) output.h \
-   $(FUNCTION_H) $(TIMEVAR_H) $(TM_P_H) $(CGRAPH_H) $(EXCEPT_H) sbitmap.h \
-   $(DBGCNT_H) $(TREE_SSA_H)
-expmed.o : expmed.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
-   $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) \
-   $(DIAGNOSTIC_CORE_H) $(TM_P_H) langhooks.h $(DF_H) $(TARGET_H) \
-   expmed.h
-explow.o : explow.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) $(TREE_H) \
-   $(FLAGS_H) hard-reg-set.h insn-config.h $(EXPR_H) $(OPTABS_H) $(RECOG_H) \
-   $(DIAGNOSTIC_CORE_H) $(EXCEPT_H) $(FUNCTION_H) $(GGC_H) $(TM_P_H) langhooks.h gt-explow.h \
-   $(TARGET_H) $(COMMON_TARGET_H) output.h $(LIBFUNCS_H)
-optabs.o : optabs.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) insn-config.h $(EXPR_H) $(OPTABS_H) $(LIBFUNCS_H) \
-   $(RECOG_H) reload.h $(DIAGNOSTIC_CORE_H) $(GGC_H) $(TM_P_H) \
-   $(EXCEPT_H) gt-optabs.h $(BASIC_BLOCK_H) $(TARGET_H) $(FUNCTION_H)
-dbxout.o : dbxout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(RTL_H) $(FLAGS_H) $(REGS_H) debug.h $(TM_P_H) $(TARGET_H) $(FUNCTION_H) \
-   langhooks.h insn-config.h reload.h $(GSTAB_H) xcoffout.h output.h dbxout.h \
-   toplev.h $(DIAGNOSTIC_CORE_H) $(GGC_H) $(OBSTACK_H) $(EXPR_H) $(CGRAPH_H) \
-   gt-dbxout.h $(COMMON_TARGET_H)
-debug.o : debug.c debug.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H)
-sdbout.o : sdbout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) debug.h \
-   $(TREE_H) $(GGC_H) $(RTL_H) $(REGS_H) $(FLAGS_H) insn-config.h \
-   output.h $(DIAGNOSTIC_CORE_H) $(TM_P_H) gsyms.h langhooks.h $(TARGET_H) sdbout.h \
-   gt-sdbout.h reload.h
-dwarf2out.o : dwarf2out.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) \
-   $(TM_H) $(TREE_H) version.h $(RTL_H) $(DWARF2_H) debug.h $(FLAGS_H) \
-   insn-config.h output.h $(DIAGNOSTIC_H) hard-reg-set.h $(REGS_H) $(EXPR_H) \
-   toplev.h $(DIAGNOSTIC_CORE_H) $(DWARF2OUT_H) reload.h \
-   $(GGC_H) $(EXCEPT_H) dwarf2asm.h $(TM_P_H) langhooks.h $(HASH_TABLE_H) \
-   gt-dwarf2out.h $(TARGET_H) $(CGRAPH_H) $(MD5_H) $(INPUT_H) $(FUNCTION_H) \
-   $(GIMPLE_H) ira.h lra.h $(TREE_SSA_H) \
-   $(TREE_PRETTY_PRINT_H) $(COMMON_TARGET_H) $(OPTS_H)
-dwarf2cfi.o : dwarf2cfi.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(HASH_TABLE_H) \
-   $(TM_H) version.h $(RTL_H) $(EXPR_H) $(REGS_H) $(FUNCTION_H) output.h \
-   gt-dwarf2cfi.h debug.h $(DWARF2_H) dwarf2asm.h $(DWARF2OUT_H) $(COMMON_TARGET_H) \
-   $(GGC_H) $(TM_P_H) $(TARGET_H) $(TREE_PASS_H) $(BASIC_BLOCK_H) $(EXCEPT_H)
-dwarf2asm.o : dwarf2asm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(FLAGS_H) $(RTL_H) $(TREE_H) output.h dwarf2asm.h $(TM_P_H) $(GGC_H) \
-   gt-dwarf2asm.h $(DWARF2_H) $(SPLAY_TREE_H) $(TARGET_H)
-vmsdbgout.o : vmsdbgout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) version.h \
-   $(FLAGS_H) $(RTL_H) output.h vmsdbg.h debug.h langhooks.h $(FUNCTION_H) $(TARGET_H)
-xcoffout.o : xcoffout.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(RTL_H) xcoffout.h $(FLAGS_H) $(DIAGNOSTIC_CORE_H) output.h dbxout.h \
-   $(GGC_H) $(TARGET_H) debug.h $(GSTAB_H) xcoff.h
-godump.o : godump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DIAGNOSTIC_CORE_H) \
-   $(TREE_H) $(GGC_H) pointer-set.h $(OBSTACK_H) debug.h gt-godump.h
-emit-rtl.o : emit-rtl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) $(FUNCTION_H) $(REGS_H) insn-config.h $(RECOG_H) \
-   $(GGC_H) $(EXPR_H) hard-reg-set.h $(BITMAP_H) $(DIAGNOSTIC_CORE_H) $(BASIC_BLOCK_H) \
-   $(HASHTAB_H) $(TM_P_H) debug.h langhooks.h $(TREE_PASS_H) gt-emit-rtl.h \
-   $(DF_H) $(PARAMS_H) $(TARGET_H)
-real.o : real.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   $(DIAGNOSTIC_CORE_H) $(TM_P_H) $(REAL_H) dfp.h realmpfr.h
-realmpfr.o : realmpfr.c realmpfr.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(REAL_H) $(TREE_H)
-dfp.o : dfp.c dfp.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	$(TREE_H) \
-   $(TM_P_H) $(REAL_H) $(DECNUM_H)
-fixed-value.o: fixed-value.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(REAL_H) $(DIAGNOSTIC_CORE_H)
-jump.o : jump.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(FLAGS_H) hard-reg-set.h $(REGS_H) insn-config.h $(RECOG_H) $(EXPR_H) \
-   $(EXCEPT_H) $(FUNCTION_H) $(BASIC_BLOCK_H) $(TREE_PASS_H) \
-   $(DIAGNOSTIC_CORE_H) $(DIAGNOSTIC_CORE_H) $(INSN_ATTR_H) $(TM_P_H) reload.h \
-   $(PREDICT_H) $(TARGET_H)
-simplify-rtx.o : simplify-rtx.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(RECOG_H) $(EXPR_H) $(DIAGNOSTIC_CORE_H) $(FUNCTION_H) $(GGC_H) $(TM_P_H) \
-   $(TREE_H) $(TARGET_H)
-symtab.o : symtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-   langhooks.h $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) $(TARGET_H) $(CGRAPH_H) \
-   $(TIMEVAR_H) $(HASHTAB_H) gt-symtab.h
-cgraph.o : cgraph.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) \
-   $(TM_H) $(TREE_H) $(TIMEVAR_H) \
-   langhooks.h toplev.h $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) $(TARGET_H) $(CGRAPH_H) \
-   gt-cgraph.h intl.h $(BASIC_BLOCK_H) debug.h $(HASHTAB_H) \
-   $(TREE_INLINE_H) $(TREE_SSA_H) cif-code.def \
-   value-prof.h $(EXCEPT_H) $(IPA_UTILS_H) $(DIAGNOSTIC_CORE_H) \
-   $(IPA_INLINE_H) $(LTO_STREAMER_H) $(CFGLOOP_H) $(GIMPLE_PRETTY_PRINT_H)
-cgraphunit.o : cgraphunit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) langhooks.h $(TREE_INLINE_H) toplev.h $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) \
-   $(TARGET_H) $(CGRAPH_H) intl.h pointer-set.h $(FUNCTION_H) $(GIMPLE_H) \
-   $(TREE_SSA_H) $(TREE_PASS_H) debug.h $(DIAGNOSTIC_H) \
-   $(FIBHEAP_H) output.h $(PARAMS_H) $(RTL_H) $(IPA_PROP_H) \
-   gt-cgraphunit.h tree-iterator.h $(COVERAGE_H) $(TREE_DUMP_H) \
-   $(GIMPLE_PRETTY_PRINT_H) $(IPA_INLINE_H) $(IPA_UTILS_H) $(CFGLOOP_H) \
-   $(LTO_STREAMER_H) output.h $(REGSET_H) $(EXCEPT_H) $(GCC_PLUGIN_H) \
-   plugin.h $(CONTEXT_H) $(PASS_MANAGER_H)
-cgraphclones.o : cgraphclones.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) langhooks.h $(TREE_INLINE_H) toplev.h $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(GGC_H) \
-   $(TARGET_H) $(CGRAPH_H) intl.h pointer-set.h $(FUNCTION_H) $(GIMPLE_H) \
-   $(TREE_SSA_H) $(TREE_PASS_H) debug.h $(DIAGNOSTIC_H) $(TREE_DUMP_H) \
-   $(PARAMS_H) $(RTL_H) $(IPA_PROP_H) \
-   tree-iterator.h $(COVERAGE_H) \
-   $(GIMPLE_PRETTY_PRINT_H) $(IPA_INLINE_H) $(IPA_UTILS_H) \
-   $(LTO_STREAMER_H) $(EXCEPT_H) $(GCC_PLUGIN_H) gt-cgraphclones.h
-cgraphbuild.o : cgraphbuild.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) langhooks.h $(CGRAPH_H) intl.h pointer-set.h $(GIMPLE_H) \
-   $(TREE_SSA_H) $(TREE_PASS_H) $(IPA_UTILS_H) $(EXCEPT_H) \
-   $(IPA_INLINE_H)
-varpool.o : varpool.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TREE_H) $(CGRAPH_H) langhooks.h $(DIAGNOSTIC_CORE_H) $(HASHTAB_H) \
-   $(GGC_H) $(TIMEVAR_H) debug.h $(TARGET_H) output.h $(GIMPLE_H) \
-   $(TREE_SSA_H) 
-ipa.o : ipa.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(CGRAPH_H) \
-   $(TREE_PASS_H) $(GIMPLE_H) $(TARGET_H) $(GGC_H) pointer-set.h \
-   $(IPA_UTILS_H) tree-inline.h profile.h $(PARAMS_H) 
-ipa-profile.o : ipa-profile.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(CGRAPH_H) \
-   $(TREE_PASS_H) $(GIMPLE_H) $(TARGET_H) $(GGC_H)  \
-   $(IPA_UTILS_H) $(HASH_TABLE_H) profile.h $(PARAMS_H) \
-   value-prof.h alloc-pool.h tree-inline.h $(LTO_STREAMER_H) $(DATA_STREAMER_H) \
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-   $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) insn-config.h \
-   $(FUNCTION_H) $(INSN_ATTR_H) $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(EXCEPT_H) $(PARAMS_H) \
-   $(TM_P_H) $(TARGET_H) $(TREE_PASS_H) $(SCHED_INT_H) $(GGC_H) \
-   $(TREE_H) langhooks.h rtlhooks-def.h $(SEL_SCHED_IR_H) $(SEL_SCHED_DUMP_H) \
-   $(EMIT_RTL_H)
-final.o : final.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
-   $(TREE_H) $(FLAGS_H) intl.h $(REGS_H) $(RECOG_H) conditions.h \
-   insn-config.h $(INSN_ATTR_H) $(FUNCTION_H) output.h hard-reg-set.h \
-   $(EXCEPT_H) debug.h xcoffout.h toplev.h $(DIAGNOSTIC_CORE_H) reload.h $(DWARF2OUT_H) \
-   $(TREE_PASS_H) $(BASIC_BLOCK_H) $(TM_P_H) $(TARGET_H) $(EXPR_H) \
-   dbxout.h $(CGRAPH_H) $(COVERAGE_H) \
-   $(DF_H) $(GGC_H) $(CFGLOOP_H) $(PARAMS_H) $(TREE_SSA_H) \
-   $(TARGET_DEF_H) $(TREE_PRETTY_PRINT_H)
-recog.o : recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_ERROR_H) \
-   $(FUNCTION_H) $(BASIC_BLOCK_H) $(REGS_H) $(RECOG_H) $(EXPR_H) \
-   $(FLAGS_H) insn-config.h $(INSN_ATTR_H) reload.h \
-   addresses.h $(TM_P_H) $(TREE_PASS_H) hard-reg-set.h \
-   $(DF_H) $(DBGCNT_H) $(TARGET_H) $(DIAGNOSTIC_CORE_H) insn-codes.h
-reg-stack.o : reg-stack.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_ERROR_H) $(TREE_H) $(RECOG_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
-   insn-config.h reload.h $(FUNCTION_H) $(TM_P_H) $(GGC_H) \
-   $(BASIC_BLOCK_H) \
-   $(TREE_PASS_H) $(TARGET_H) $(DF_H) $(EMIT_RTL_H)
-sreal.o: sreal.c $(CONFIG_H) $(SYSTEM_H) coretypes.h sreal.h
-predict.o: predict.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(FLAGS_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) \
-   hard-reg-set.h $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(FUNCTION_H) $(EXCEPT_H) \
-   $(TM_P_H) $(PREDICT_H) sreal.h $(PARAMS_H) $(TARGET_H) $(CFGLOOP_H) \
-   $(COVERAGE_H) $(SCEV_H) $(GGC_H) predict.def \
-   $(TREE_SSA_H) $(TREE_PASS_H) $(EXPR_H) pointer-set.h
-lists.o: lists.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(DIAGNOSTIC_CORE_H) \
-   $(RTL_H) $(GGC_H) gt-lists.h
-bb-reorder.o : bb-reorder.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) $(FLAGS_H) output.h $(FIBHEAP_H) \
-   $(TARGET_H) $(FUNCTION_H) $(TM_P_H) $(OBSTACK_H) $(EXPR_H) $(REGS_H) \
-   $(PARAMS_H) toplev.h $(DIAGNOSTIC_CORE_H) $(TREE_PASS_H) $(DF_H) \
-   $(EXCEPT_H) bb-reorder.h
-tracer.o : tracer.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(TREE_H) $(BASIC_BLOCK_H) hard-reg-set.h \
-   $(FLAGS_H) $(PARAMS_H) $(COVERAGE_H) $(FIBHEAP_H) \
-   $(TREE_PASS_H) $(TREE_SSA_H) $(TREE_INLINE_H) $(CFGLOOP_H)
-timevar.o : timevar.c $(CONFIG_H) $(SYSTEM_H) $(TIMEVAR_H)
-regcprop.o : regcprop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h \
-   $(RECOG_H) $(FUNCTION_H) $(OBSTACK_H) $(FLAGS_H) $(TM_P_H) \
-   addresses.h reload.h $(DIAGNOSTIC_CORE_H) $(TREE_PASS_H) $(DF_H)
-regrename.o : regrename.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(RTL_ERROR_H) insn-config.h $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h \
-   output.h $(RECOG_H) $(FUNCTION_H) $(OBSTACK_H) $(FLAGS_H) $(TM_P_H) \
-   addresses.h reload.h $(TREE_PASS_H) $(DF_H) $(TARGET_H) \
-   regrename.h $(EMIT_RTL_H)
-ifcvt.o : ifcvt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
-   $(REGS_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) insn-config.h $(FUNCTION_H) $(RECOG_H) \
-   $(TARGET_H) $(BASIC_BLOCK_H) $(EXPR_H) output.h $(EXCEPT_H) $(TM_P_H) \
-   $(OPTABS_H) $(CFGLOOP_H) hard-reg-set.h pointer-set.h \
-   $(TREE_PASS_H) $(DF_H) $(DBGCNT_H)
-params.o : params.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(COMMON_TARGET_H) \
-   $(PARAMS_H) $(DIAGNOSTIC_CORE_H)
-pointer-set.o: pointer-set.c pointer-set.h $(CONFIG_H) $(SYSTEM_H)
-hooks.o: hooks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(HOOKS_H)
-pretty-print.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h $(PRETTY_PRINT_H) \
-   diagnostic-color.h
-errors.o : errors.c $(CONFIG_H) $(SYSTEM_H) errors.h
-dbgcnt.o: dbgcnt.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) \
-    $(DIAGNOSTIC_CORE_H) $(DBGCNT_H)
-lower-subreg.o : lower-subreg.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(MACHMODE_H) $(TM_H) $(RTL_H) $(TM_P_H) $(FLAGS_H) \
-   insn-config.h $(BASIC_BLOCK_H) $(RECOG_H) $(OBSTACK_H) $(BITMAP_H) \
-   $(EXPR_H) $(EXCEPT_H) $(REGS_H) $(TREE_PASS_H) $(DF_H) dce.h \
-   lower-subreg.h
-target-globals.o : target-globals.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) insn-config.h $(MACHMODE_H) $(GGC_H) toplev.h target-globals.h \
-   $(FLAGS_H) $(REGS_H) $(RTL_H) reload.h expmed.h $(EXPR_H) $(OPTABS_H) \
-   $(LIBFUNCS_H) $(CFGLOOP_H) $(IRA_INT_H) builtins.h gcse.h bb-reorder.h \
-   lower-subreg.h
-hw-doloop.o : hw-doloop.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(DUMPFILE_H) \
-   $(TM_H) \
-   $(RTL_H) $(FLAGS_H) $(EXPR_H) hard-reg-set.h $(BASIC_BLOCK_H) $(TM_P_H) \
-   $(DF_H) $(CFGLOOP_H) $(RECOG_H) $(TARGET_H) \
-   $(REGS_H) hw-doloop.h
-file-find.o: file-find.c $(CONFIG_H) $(SYSTEM_H) file-find.h
 $(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
    $(RTL_H) $(REGS_H) hard-reg-set.h insn-config.h conditions.h \
    output.h $(INSN_ATTR_H) $(SYSTEM_H) toplev.h $(DIAGNOSTIC_CORE_H) \
@@ -3464,14 +2046,10 @@ $(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
    regrename.h
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
 		$(out_file) $(OUTPUT_OPTION)
-context.o: context.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(GGC_H) \
-   $(CONTEXT_H) $(PASS_MANAGER_H)
 
-$(common_out_object_file): $(common_out_file) $(CONFIG_H) $(SYSTEM_H) \
-    coretypes.h $(COMMON_TARGET_H) $(COMMON_TARGET_DEF_H) $(PARAMS_H) \
-    $(DIAGNOSTIC_CORE_H) $(FLAGS_H) $(OPTS_H) $(TM_H) $(TM_P_H) $(MACHMODE_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-	  $< $(OUTPUT_OPTION)
+$(common_out_object_file): $(common_out_file)
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 #\f
 # Generate header and source files from the machine description,
 # and compile them.
@@ -3492,50 +2070,6 @@ s-mddeps: $(md_file) $(MD_INCLUDES) build/genmddeps$(build_exeext)
 	$(SHELL) $(srcdir)/../move-if-change tmp-mddeps mddeps.mk
 	$(STAMP) s-mddeps
 
-# Header dependencies for generated source files.
-insn-attrtab.o : insn-attrtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)			\
-  insn-config.h $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H)
-insn-automata.o : insn-automata.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)			\
-  insn-config.h toplev.h $(DIAGNOSTIC_CORE_H) $(RECOG_H)		\
-  $(TM_P_H) $(FLAGS_H) $(EMIT_RTL_H)
-insn-dfatab.o : insn-dfatab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)			\
-  insn-config.h $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H)
-insn-emit.o : insn-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
-  $(RTL_H) $(TM_P_H) $(FUNCTION_H) $(EXPR_H) $(OPTABS_H) 		\
-  dfp.h $(FLAGS_H) output.h insn-config.h hard-reg-set.h $(RECOG_H)	\
-  $(RESOURCE_H) reload.h $(DIAGNOSTIC_CORE_H) $(REGS_H) tm-constrs.h	\
-  $(GGC_H) $(BASIC_BLOCK_H) $(TARGET_H)
-insn-enums.o : insn-enums.c $(CONFIG_H) $(SYSTEM_H) insn-constants.h
-insn-extract.o : insn-extract.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(DIAGNOSTIC_CORE_H) insn-config.h $(RECOG_H)
-insn-latencytab.o : insn-latencytab.c $(CONFIG_H) $(SYSTEM_H) 		\
-  coretypes.h $(TM_H) $(RTL_H) $(REGS_H) output.h $(INSN_ATTR_H)	\
-  insn-config.h $(DIAGNOSTIC_CORE_H) $(RECOG_H) $(TM_P_H) $(FLAGS_H)
-insn-modes.o : insn-modes.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	$(TM_H) \
-  $(MACHMODE_H)
-insn-opinit.o : insn-opinit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(TM_P_H) insn-config.h $(FLAGS_H) $(RECOG_H)	\
-  $(EXPR_H) $(OPTABS_H)
-insn-output.o : insn-output.c $(CONFIG_H) $(SYSTEM_H) coretypes.h	\
-  $(TM_H) $(RTL_H) $(GGC_H) $(REGS_H) conditions.h			\
-  hard-reg-set.h insn-config.h $(INSN_ATTR_H) $(EXPR_H) output.h	\
-  $(RECOG_H) $(FUNCTION_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) insn-codes.h $(TM_P_H)\
-  $(TARGET_H) tm-constrs.h
-insn-peep.o : insn-peep.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)	\
-  insn-config.h $(RTL_H) $(TM_P_H) $(REGS_H) output.h 			\
-  $(RECOG_H) $(EXCEPT_H) $(FUNCTION_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) tm-constrs.h
-insn-preds.o : insn-preds.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-  $(TM_H) $(RTL_H) $(TREE_H) insn-config.h $(RECOG_H) output.h		\
-  $(FLAGS_H) $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H)	\
-  $(DIAGNOSTIC_CORE_H) reload.h $(REGS_H) tm-constrs.h
-insn-recog.o : insn-recog.c $(CONFIG_H) $(SYSTEM_H) coretypes.h		\
-  $(TM_H) $(RTL_H) insn-config.h $(RECOG_H) output.h $(FLAGS_H)		\
-  $(FUNCTION_H) hard-reg-set.h $(RESOURCE_H) $(TM_P_H) $(DIAGNOSTIC_CORE_H)	\
-  reload.h $(REGS_H) tm-constrs.h
-
 # For each of the files generated by running a generator program over
 # the machine description, the following static pattern rules run the
 # generator program only if the machine description has changed,
@@ -4026,7 +2560,6 @@ gengtype-lex.c : gengtype-lex.l
 #\f
 # Remake internationalization support.
 CFLAGS-intl.o += -DLOCALEDIR=\"$(localedir)\"
-intl.o: intl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h intl.h Makefile
 
 #\f
 # Remake cpp.
@@ -4047,13 +2580,8 @@ PREPROCESSOR_DEFINES = \
   @TARGET_SYSTEM_ROOT_DEFINE@
 
 CFLAGS-cppbuiltin.o += $(PREPROCESSOR_DEFINES) -DBASEVER=$(BASEVER_s)
-cppbuiltin.o: cppbuiltin.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(TARGET_H) $(TARGET_DEF) $(TREE_H) $(CPP_ID_DATA_H) \
-	cppbuiltin.h version.h Makefile
 
 CFLAGS-cppdefault.o += $(PREPROCESSOR_DEFINES)
-cppdefault.o: cppdefault.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	cppdefault.h Makefile
 
 # Note for the stamp targets, we run the program `true' instead of
 # having an empty command (nothing following the semicolon).
@@ -4073,11 +2601,6 @@ s-iov: build/gcov-iov$(build_exeext) $(BASEVER) $(DEVPHASE)
 	$(SHELL) $(srcdir)/../move-if-change tmp-gcov-iov.h gcov-iov.h
 	$(STAMP) s-iov
 
-gcov.o: gcov.c gcov-io.c $(GCOV_IO_H) intl.h $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(CONFIG_H) version.h $(DIAGNOSTIC_H)
-gcov-dump.o: gcov-dump.c gcov-io.c $(GCOV_IO_H) $(SYSTEM_H) coretypes.h \
-   $(TM_H) $(CONFIG_H) version.h intl.h $(DIAGNOSTIC_H)
-
 GCOV_OBJS = gcov.o
 gcov$(exeext): $(GCOV_OBJS) $(LIBDEPS)
 	+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) $(GCOV_OBJS) $(LIBS) -o $@
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 01/20] clean up SHLIB so subshells are not needed
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 02/20] update generated_files Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 08/20] convert the ObjC front end to automatic dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 17/20] fix t-i386 Tom Tromey
                   ` (17 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This changes the handling of SHLIB so that it is inlined into
DRIVER_DEFINES.  This is ok because SHLIB is defined in a Makefile
fragment that is included by the generated Makefile.

The rationale for this is that it simplifies some .o targets, so that
we can share more code.

	* Makefile.in (DRIVER_DEFINES): Use $(and), not shell code,
	to add -DENABLE_SHARED_LIBGCC.
	(gcc.o): Don't use subshell.

	* Make-lang.in (c/gccspec.o): Don't use subshell.

	* Make-lang.in (g++spec.o): Don't use subshell.

	* Make-lang.in (gfortranspec.o): Don't use subshell.

	* Make-lang.in (gospec.o): Don't use subshell.

	* Make-lang.in (jvspec.o): Don't use subshell.
---
 gcc/Makefile.in          | 5 ++---
 gcc/c/Make-lang.in       | 3 +--
 gcc/cp/Make-lang.in      | 3 +--
 gcc/fortran/Make-lang.in | 3 +--
 gcc/go/Make-lang.in      | 3 +--
 gcc/java/Make-lang.in    | 3 +--
 6 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index a2e3f7a..194055f 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2067,16 +2067,15 @@ DRIVER_DEFINES = \
   -DTOOLDIR_BASE_PREFIX=\"$(libsubdir_to_prefix)$(prefix_to_exec_prefix)\" \
   @TARGET_SYSTEM_ROOT_DEFINE@ \
   $(VALGRIND_DRIVER_DEFINES) \
-  `test "X$${SHLIB}" = "X" || test "@enable_shared@" != "yes" || echo "-DENABLE_SHARED_LIBGCC"` \
+  $(and $(SHLIB),$(filter yes,@enable_shared@),-DENABLE_SHARED_LIBGCC) \
   -DCONFIGURE_SPECS="\"@CONFIGURE_SPECS@\""
 
 gcc.o: gcc.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) intl.h multilib.h \
     Makefile $(lang_specs_files) specs.h prefix.h $(GCC_H) $(FLAGS_H) \
     configargs.h $(OBSTACK_H) $(OPTS_H) $(DIAGNOSTIC_H) $(VEC_H) $(PARAMS_H)
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
   $(DRIVER_DEFINES) \
-  -c $(srcdir)/gcc.c $(OUTPUT_OPTION))
+  -c $(srcdir)/gcc.c $(OUTPUT_OPTION)
 
 specs.h : s-specs ; @true
 s-specs : Makefile
diff --git a/gcc/c/Make-lang.in b/gcc/c/Make-lang.in
index 1161742..86deb1d 100644
--- a/gcc/c/Make-lang.in
+++ b/gcc/c/Make-lang.in
@@ -46,10 +46,9 @@ c: cc1$(exeext)
 # is to cc1 as e.g. g++ is to cc1plus, or gfortran is to f951).
 c/gccspec.o: c/gccspec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
     $(OPTS_H)
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
   $(DRIVER_DEFINES) \
-  -c $(srcdir)/c/gccspec.c $(OUTPUT_OPTION))
+  -c $(srcdir)/c/gccspec.c $(OUTPUT_OPTION)
 
 # The C compiler itself.
 
diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
index 985f22b..770f272 100644
--- a/gcc/cp/Make-lang.in
+++ b/gcc/cp/Make-lang.in
@@ -53,9 +53,8 @@ c++: cc1plus$(exeext)
 
 g++spec.o: $(srcdir)/cp/g++spec.c $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
     $(CONFIG_H) $(OPTS_H)
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/cp/g++spec.c)
+		$(INCLUDES) $(srcdir)/cp/g++spec.c
 
 # Create the compiler driver for g++.
 GXX_OBJS = $(GCC_OBJS) g++spec.o
diff --git a/gcc/fortran/Make-lang.in b/gcc/fortran/Make-lang.in
index 47deca6..b738ff4 100644
--- a/gcc/fortran/Make-lang.in
+++ b/gcc/fortran/Make-lang.in
@@ -78,9 +78,8 @@ fortran: f951$(exeext)
 
 gfortranspec.o: $(srcdir)/fortran/gfortranspec.c $(SYSTEM_H) $(TM_H) $(GCC_H) \
 	$(CONFIG_H) coretypes.h intl.h $(OPTS_H)
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/fortran/gfortranspec.c)
+		$(INCLUDES) $(srcdir)/fortran/gfortranspec.c
 
 # Create the compiler driver gfortran.
 GFORTRAN_D_OBJS = $(GCC_OBJS) gfortranspec.o
diff --git a/gcc/go/Make-lang.in b/gcc/go/Make-lang.in
index 3cb18d6..015ed7a 100644
--- a/gcc/go/Make-lang.in
+++ b/gcc/go/Make-lang.in
@@ -32,9 +32,8 @@ go: go1$(exeext)
 
 gospec.o: $(srcdir)/go/gospec.c $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
     $(CONFIG_H) opts.h
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/go/gospec.c)
+		$(INCLUDES) $(srcdir)/go/gospec.c
 
 GCCGO_OBJS = $(GCC_OBJS) gospec.o
 gccgo$(exeext): $(GCCGO_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a $(LIBDEPS)
diff --git a/gcc/java/Make-lang.in b/gcc/java/Make-lang.in
index 8a6210f..078f6d4 100644
--- a/gcc/java/Make-lang.in
+++ b/gcc/java/Make-lang.in
@@ -57,9 +57,8 @@ JAVA_TARGET_INDEPENDENT_BIN_TOOLS = jcf-dump
 
 jvspec.o: $(srcdir)/java/jvspec.c $(SYSTEM_H) coretypes.h $(TM_H) \
   $(GCC_H) $(CONFIG_H) java/jcf.h java/javaop.h $(OPTS_H)
-	(SHLIB='$(SHLIB)'; \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/java/jvspec.c $(OUTPUT_OPTION))
+		$(INCLUDES) $(srcdir)/java/jvspec.c $(OUTPUT_OPTION)
 
 # Create the compiler driver for $(XGCJ).
 $(XGCJ)$(exeext): $(GCC_OBJS) jvspec.o java/jcf-path.o \
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 02/20] update generated_files
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 08/20] convert the ObjC front end to automatic dependencies Tom Tromey
                   ` (19 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

A few generated files were not mentioned in the generated_files
variable.  This fixes the problem.

	* Makefile.in (generated_files): Add options.h,
	target-hooks-def.h, insn-opinit.h,
	common/common-target-hooks-def.h, pass-instances.def,
	c-family/c-target-hooks-def.h.
---
 gcc/Makefile.in | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 194055f..d4f335e 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -3893,7 +3893,10 @@ s-gtype: build/gengtype$(build_exeext) $(filter-out [%], $(GTFILES)) \
 generated_files = config.h tm.h $(TM_P_H) $(TM_H) multilib.h \
        $(simple_generated_h) specs.h \
        tree-check.h genrtl.h insn-modes.h tm-preds.h tm-constrs.h \
-       $(ALL_GTFILES_H) gtype-desc.c gtype-desc.h gcov-iov.h
+       $(ALL_GTFILES_H) gtype-desc.c gtype-desc.h gcov-iov.h \
+       options.h target-hooks-def.h insn-opinit.h \
+       common/common-target-hooks-def.h pass-instances.def \
+       c-family/c-target-hooks-def.h
 
 # In order for parallel make to really start compiling the expensive
 # objects from $(OBJS) as early as possible, build all their
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 07/20] convert the C++ front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (3 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 17/20] fix t-i386 Tom Tromey
@ 2013-09-23 14:12 ` Tom Tromey
  2013-09-23 14:12 ` [PATCH v4 18/20] fix t-glibc Tom Tromey
                   ` (15 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:12 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts the C++ front end.

This renames g++spec.o to cp/g++spec.o for uniformity.
This lets us remove an explicit rule.

This patch does not remove various *_H macros from cp/Make-lang.in.
These are still needed by ObjC++.  They're removed by a later patch.

	* Make-lang.in (g++spec.o): Remove.
	(CFLAGS-cp/g++spec.o): New variable.
	(GXX_OBJS): Reference cp/g++spec.o.
	(cc1plus-checksum.o, cp/lex.o, cp/cp-array-notation.o)
	(cp/cp-lang.o, cp/decl.o, cp/decl2.o, cp/cp-objcp-common.o)
	(cp/typeck2.o, cp/typeck.o, cp/class.o, cp/call.o)
	(cp/friend.o, cp/init.o, cp/method.o, cp/cvt.o, cp/search.o)
	(cp/tree.o, cp/ptree.o, cp/rtti.o, cp/except.o, cp/expr.o)
	(cp/pt.o, cp/error.o, cp/repo.o, cp/semantics.o, cp/dump.o)
	(cp/optimize.o, cp/mangle.o, cp/parser.o, cp/cp-gimplify.o)
	(cp/name-lookup.o, cp/cxx-pretty-print.o): Remove.
---
 gcc/cp/Make-lang.in | 102 ++--------------------------------------------------
 1 file changed, 2 insertions(+), 100 deletions(-)

diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
index 770f272..3653de9 100644
--- a/gcc/cp/Make-lang.in
+++ b/gcc/cp/Make-lang.in
@@ -51,13 +51,10 @@ c++: cc1plus$(exeext)
 # Tell GNU make to ignore these if they exist.
 .PHONY: c++
 
-g++spec.o: $(srcdir)/cp/g++spec.c $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
-    $(CONFIG_H) $(OPTS_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/cp/g++spec.c
+CFLAGS-cp/g++spec.o += $(DRIVER_DEFINES)
 
 # Create the compiler driver for g++.
-GXX_OBJS = $(GCC_OBJS) g++spec.o
+GXX_OBJS = $(GCC_OBJS) cp/g++spec.o
 xg++$(exeext): $(GXX_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a $(LIBDEPS)
 	+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 	  $(GXX_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a \
@@ -97,8 +94,6 @@ cc1plus-checksum.c : build/genchecksum$(build_exeext) checksum-options \
                      checksum-options > cc1plus-checksum.c.tmp &&	   \
 	$(srcdir)/../move-if-change cc1plus-checksum.c.tmp cc1plus-checksum.c
 
-cc1plus-checksum.o : cc1plus-checksum.c $(CONFIG_H) $(SYSTEM_H)
-
 cc1plus$(exeext): $(CXX_OBJS) cc1plus-checksum.o $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 	      $(CXX_OBJS) cc1plus-checksum.o $(BACKEND) $(LIBS) $(BACKENDLIBS)
@@ -254,96 +249,3 @@ CXX_TREE_H = $(TREE_H) cp/name-lookup.h cp/cp-tree.h $(C_COMMON_H) \
 	$(srcdir)/../include/hashtab.h
 CXX_PARSER_H = tree.h $(CXX_TREE_H) c-family/c-pragma.h cp/parser.h
 CXX_PRETTY_PRINT_H = cp/cxx-pretty-print.h $(C_PRETTY_PRINT_H)
-
-cp/lex.o: cp/lex.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  $(C_PRAGMA_H) input.h cp/operators.def $(TM_P_H) \
-  c-family/c-objc.h
-cp/cp-array-notation.o: cp/cp-array-notation.c $(CONFIG_H) $(SYSTEM_H) \
-  coretypes.h $(TREE_H) $(CXX_TREE_H) $(DIAGNOSTIC_H) tree-iterator.h vec.h \
-  $(GIMPLE_H) c-family/array-notation-common.o $(C_COMMON_H) 
-cp/cp-lang.o: cp/cp-lang.c $(CXX_TREE_H) $(TM_H) debug.h langhooks.h \
-  $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-cp.h gt-cp-cp-lang.h \
-  cp/cp-objcp-common.h $(EXPR_H) $(TARGET_H) $(CXX_PARSER_H)
-cp/decl.o: cp/decl.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) cp/decl.h \
-  output.h toplev.h $(HASHTAB_H) $(RTL_H) \
-  cp/operators.def $(TM_P_H) $(TREE_INLINE_H) $(DIAGNOSTIC_H) $(C_PRAGMA_H) \
-  debug.h gt-cp-decl.h $(TIMEVAR_H) $(TARGET_H) $(PLUGIN_H) \
-  intl.h tree-iterator.h pointer-set.h $(SPLAY_TREE_H) \
-  c-family/c-objc.h
-cp/decl2.o: cp/decl2.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) cp/decl.h \
-  toplev.h $(C_COMMON_H) gt-cp-decl2.h $(CGRAPH_H) \
-  $(C_PRAGMA_H) dumpfile.h intl.h $(TARGET_H) $(GIMPLE_H) pointer-set.h \
-  $(SPLAY_TREE_H) c-family/c-ada-spec.h \
-  c-family/c-objc.h
-cp/cp-objcp-common.o : cp/cp-objcp-common.c $(CONFIG_H) $(SYSTEM_H) \
-  coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) $(C_COMMON_H) \
-  langhooks.h $(LANGHOOKS_DEF_H) $(DIAGNOSTIC_H) debug.h \
-  $(CXX_PRETTY_PRINT_H) cp/cp-objcp-common.h gt-cp-cp-objcp-common.h
-cp/typeck2.o: cp/typeck2.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  $(TM_P_H) $(DIAGNOSTIC_CORE_H) gt-cp-typeck2.h $(REAL_H) intl.h
-cp/typeck.o: cp/typeck.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) $(PARAMS_H) \
-  toplev.h $(DIAGNOSTIC_H) convert.h $(C_COMMON_H) $(TARGET_H) \
-  c-family/c-objc.h
-cp/class.o: cp/class.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) toplev.h \
-  $(TARGET_H) convert.h $(CGRAPH_H) dumpfile.h gt-cp-class.h \
-  $(SPLAY_TREE_H) pointer-set.h $(HASH_TABLE_H)
-cp/call.o: cp/call.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) toplev.h \
-  $(DIAGNOSTIC_CORE_H) intl.h gt-cp-call.h convert.h $(TARGET_H) langhooks.h \
-  $(TIMEVAR_H) c-family/c-objc.h
-cp/friend.o: cp/friend.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H)
-cp/init.o: cp/init.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  $(EXCEPT_H) $(TARGET_H)
-cp/method.o: cp/method.c $(CXX_TREE_H) $(TM_H) toplev.h \
-  $(TM_P_H) $(TARGET_H) $(DIAGNOSTIC_H) gt-cp-method.h $(GIMPLE_H) \
-  $(COMMON_TARGET_H)
-cp/cvt.o: cp/cvt.c $(CXX_TREE_H) $(TM_H) cp/decl.h $(FLAGS_H) \
-  convert.h $(TARGET_H) intl.h
-cp/search.o: cp/search.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) toplev.h \
-  intl.h
-cp/tree.o: cp/tree.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  $(TREE_INLINE_H) $(REAL_H) gt-cp-tree.h \
-  $(TARGET_H) debug.h $(CGRAPH_H) $(SPLAY_TREE_H) $(GIMPLE_H) $(HASH_TABLE_H)
-cp/ptree.o: cp/ptree.c $(CXX_TREE_H) $(TM_H)
-cp/rtti.o: cp/rtti.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) convert.h \
-  $(TARGET_H) $(C_PRAGMA_H) gt-cp-rtti.h intl.h
-cp/except.o: cp/except.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) \
-  cp/cfns.h $(TREE_INLINE_H) $(TARGET_H) gt-cp-except.h
-cp/expr.o: cp/expr.c $(CXX_TREE_H) $(TM_H) $(FLAGS_H) $(TM_P_H)
-cp/pt.o: cp/pt.c $(CXX_TREE_H) $(TM_H) cp/decl.h cp/cp-objcp-common.h \
-  toplev.h $(TREE_INLINE_H) pointer-set.h gt-cp-pt.h intl.h \
-  c-family/c-objc.h cp/type-utils.h
-cp/error.o: cp/error.c $(CXX_TREE_H) $(TM_H) $(DIAGNOSTIC_H) \
-  $(FLAGS_H) $(REAL_H) $(LANGHOOKS_DEF_H) $(CXX_PRETTY_PRINT_H) \
-  tree-diagnostic.h tree-pretty-print.h pointer-set.h c-family/c-objc.h
-cp/repo.o: cp/repo.c $(CXX_TREE_H) $(TM_H) toplev.h $(DIAGNOSTIC_CORE_H) \
-  gt-cp-repo.h
-cp/semantics.o: cp/semantics.c $(CXX_TREE_H) $(TM_H) toplev.h \
-  $(FLAGS_H) $(RTL_H) $(TIMEVAR_H) \
-  $(TREE_INLINE_H) $(CGRAPH_H) $(TARGET_H) $(C_COMMON_H) $(GIMPLE_H) \
-  bitmap.h gt-cp-semantics.h c-family/c-objc.h $(HASH_TABLE_H)
-cp/dump.o: cp/dump.c $(CXX_TREE_H) $(TM_H) $(TREE_DUMP_H)
-cp/optimize.o: cp/optimize.c $(CXX_TREE_H) $(TM_H) \
-  input.h $(PARAMS_H) debug.h $(TREE_INLINE_H) $(GIMPLE_H) \
-  $(TARGET_H) tree-iterator.h $(CGRAPH_H) $(DIAGNOSTIC_CORE_H) \
-  dumpfile.h
-cp/mangle.o: cp/mangle.c $(CXX_TREE_H) $(TM_H) $(REAL_H) \
-  gt-cp-mangle.h $(TARGET_H) $(TM_P_H) $(CGRAPH_H)
-cp/parser.o: cp/parser.c $(CXX_TREE_H) $(TM_H) $(DIAGNOSTIC_CORE_H) \
-  gt-cp-parser.h $(TARGET_H) $(PLUGIN_H) intl.h cp/decl.h \
-  c-family/c-objc.h tree-pretty-print.h $(CXX_PARSER_H) $(TIMEVAR_H) \
-  cp/type-utils.h
-cp/cp-gimplify.o: cp/cp-gimplify.c $(CXX_TREE_H) $(C_COMMON_H) \
-	$(TM_H) coretypes.h pointer-set.h tree-iterator.h $(SPLAY_TREE_H)
-cp/vtable-class-hierarchy.o: cp/vtable-class-hierarchy.c \
-  $(TM_H) $(TIMEVAR_H) $(CXX_TREE_H) intl.h $(CXX_PARSER_H) cp/decl.h \
-  $(FLAGS_H) $(DIAGNOSTIC_CORE_H) output.h $(CGRAPH_H) c-family/c-common.h \
-  c-family/c-objc.h $(PLUGIN_H) \
-  tree-iterator.h vtable-verify.h $(GIMPLE_H) \
-  gt-cp-vtable-class-hierarchy.h
-cp/name-lookup.o: cp/name-lookup.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(CXX_TREE_H) $(TIMEVAR_H) gt-cp-name-lookup.h $(PARAMS_H) \
-	$(DIAGNOSTIC_CORE_H) $(FLAGS_H) debug.h pointer-set.h
-cp/lambda.o: cp/lambda.c $(CXX_TREE_H) $(CGRAPH_H) $(VEC_H) $(SYSTEM_H) coretypes.h
-
-cp/cxx-pretty-print.o: cp/cxx-pretty-print.c $(CXX_PRETTY_PRINT_H) \
-  $(CONFIG_H) $(SYSTEM_H) $(TM_H) coretypes.h $(CXX_TREE_H) tree-pretty-print.h
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 06/20] convert the C front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (13 preceding siblings ...)
  2013-09-23 14:31 ` [PATCH v4 09/20] convert the ObjC++ " Tom Tromey
@ 2013-09-23 14:31 ` Tom Tromey
  2013-09-23 14:32 ` [PATCH v4 05/20] remove AM_PROG_CC_C_O Tom Tromey
                   ` (5 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:31 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts the C front end.

Note that this fixes a latent bug in gcc/Makefile.in's definition of
C_TREE_H.  This is needed to avoid breaking this build with this
patch.

	* Makefile.in (C_TREE_H): Reference c/c-tree.h.

	* Make-lang.in (c/gccspec.o): Remove.
	(CFLAGS-c/gccspec.o): New variable.
	(cc1-checksum.o, C_TREE_H, c/c-aux-info.o, c/c-convert.o)
	(c/c-decl.o, c/c-errors.o, c/c-lang.o, c/c-objc-common.o)
	(c/c-parser.o, c/c-typeck.o, c/c-array-notation.o): Remove.
---
 gcc/Makefile.in    |  2 +-
 gcc/c/Make-lang.in | 60 +-----------------------------------------------------
 2 files changed, 2 insertions(+), 60 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index a3ae57b..08c3ec4 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -931,7 +931,7 @@ INSN_ADDR_H = $(srcdir)/insn-addr.h
 C_COMMON_H = c-family/c-common.h c-family/c-common.def $(TREE_H) \
 	$(SPLAY_TREE_H) $(CPPLIB_H) $(GGC_H) $(DIAGNOSTIC_CORE_H)
 C_PRAGMA_H = c-family/c-pragma.h $(CPPLIB_H)
-C_TREE_H = c-tree.h $(C_COMMON_H) $(DIAGNOSTIC_H)
+C_TREE_H = c/c-tree.h $(C_COMMON_H) $(DIAGNOSTIC_H)
 SYSTEM_H = system.h hwint.h $(srcdir)/../include/libiberty.h \
 	$(srcdir)/../include/safe-ctype.h $(srcdir)/../include/filenames.h
 PREDICT_H = predict.h predict.def
diff --git a/gcc/c/Make-lang.in b/gcc/c/Make-lang.in
index 86deb1d..d79fc4f 100644
--- a/gcc/c/Make-lang.in
+++ b/gcc/c/Make-lang.in
@@ -44,11 +44,7 @@ c: cc1$(exeext)
 # The C front end driver.  This is different from the drivers for other
 # front ends, because there is no C language specific driver (i.e. nothing
 # is to cc1 as e.g. g++ is to cc1plus, or gfortran is to f951).
-c/gccspec.o: c/gccspec.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
-    $(OPTS_H)
-	$(COMPILER) $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
-  $(DRIVER_DEFINES) \
-  -c $(srcdir)/c/gccspec.c $(OUTPUT_OPTION)
+CFLAGS-c/gccspec.o += $(DRIVER_DEFINES)
 
 # The C compiler itself.
 
@@ -71,8 +67,6 @@ cc1-checksum.c : build/genchecksum$(build_exeext) checksum-options \
                      checksum-options > cc1-checksum.c.tmp && 		 \
 	$(srcdir)/../move-if-change cc1-checksum.c.tmp cc1-checksum.c
 
-cc1-checksum.o : cc1-checksum.c $(CONFIG_H) $(SYSTEM_H)
-
 cc1$(exeext): $(C_OBJS) cc1-checksum.o $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ $(C_OBJS) \
 	  cc1-checksum.o $(BACKEND) $(LIBS) $(BACKENDLIBS)
@@ -144,55 +138,3 @@ c.stageprofile: stageprofile-start
 c.stagefeedback: stagefeedback-start
 	-mv c/*$(objext) stagefeedback/c
 
-#\f
-# .o: .h dependencies.
-# C language specific files.
-C_TREE_H = c/c-tree.h $(C_COMMON_H) $(DIAGNOSTIC_H)
-c/c-aux-info.o : c/c-aux-info.c  $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(C_TREE_H) $(TREE_H) $(FLAGS_H)
-
-c/c-convert.o : c/c-convert.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(TREE_H) $(C_TREE_H) $(FLAGS_H) $(C_COMMON_H) convert.h \
-	langhooks.h $(TARGET_H)
-
-c/c-decl.o : c/c-decl.c c/c-lang.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(TREE_H) $(C_TREE_H) $(GGC_H) $(TARGET_H) $(FLAGS_H) $(FUNCTION_H) \
-	output.h debug.h toplev.h intl.h $(TM_P_H) $(TREE_INLINE_H) \
-	$(TIMEVAR_H) $(OPTS_H) $(C_PRAGMA_H) gt-c-c-decl.h $(CGRAPH_H) \
-	$(HASH_TABLE_H) $(LANGHOOKS_DEF_H) \
-	dumpfile.h $(C_COMMON_H) $(CPPLIB_H) $(DIAGNOSTIC_CORE_H) \
-	$(INPUT_H) langhooks.h pointer-set.h tree-iterator.h \
-	$(PLUGIN_H) c-family/c-ada-spec.h c-family/c-objc.h
-
-c/c-errors.o: c/c-errors.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-	$(C_TREE_H) $(FLAGS_H) $(DIAGNOSTIC_H) $(TM_P_H)
-
-c/c-lang.o : c/c-lang.c c/c-objc-common.h \
-	$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) \
-	$(C_TREE_H) $(DIAGNOSTIC_CORE_H) \
-	langhooks.h $(LANGHOOKS_DEF_H) $(C_COMMON_H) gtype-c.h \
-	$(C_PRAGMA_H) $(TREE_INLINE_H)
-
-c/c-objc-common.o : c/c-objc-common.c c/c-objc-common.h \
-	$(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TREE_H) $(C_TREE_H) $(FLAGS_H) $(DIAGNOSTIC_H) \
-	langhooks.h $(GGC_H) $(C_PRETTY_PRINT_H) intl.h \
-	$(TREE_PRETTY_PRINT_H)
-
-c/c-parser.o : c/c-parser.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) $(C_TREE_H) $(C_COMMON_H) $(C_PRAGMA_H) $(CPPLIB_H) \
-	$(GGC_H) $(TIMEVAR_H) $(INPUT_H) $(FLAGS_H) \
-	gt-c-c-parser.h langhooks.h \
-	$(VEC_H) $(TARGET_H) $(CGRAPH_H) $(PLUGIN_H) \
-	c-family/c-objc.h
-
-c/c-typeck.o : c/c-typeck.c c/c-lang.h $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-	$(TREE_H) $(C_TREE_H) $(TARGET_H) $(FLAGS_H) intl.h \
-	langhooks.h tree-iterator.h $(BITMAP_H) $(GIMPLE_H) \
-	c-family/c-objc.h c-family/c-common.h
-
-c/c-array-notation.o: c/c-array-notation.c c/c-lang.h $(CONFIG_H) \
-	$(SYSTEM_H) coretypes.h $(TREE_H) $(C_TREE_H) $(TARGET_H) \
-	intl.h output.h $(EXPR_H) langhooks.h tree-iterator.h $(BITMAP_H) \
-	$(GIMPLE_H) c-family/c-objc.h
-
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 10/20] convert the Java front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (11 preceding siblings ...)
  2013-09-23 14:12 ` [PATCH v4 04/20] add configury Tom Tromey
@ 2013-09-23 14:31 ` Tom Tromey
  2013-09-23 14:31 ` [PATCH v4 09/20] convert the ObjC++ " Tom Tromey
                   ` (7 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:31 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts the Java front end.

We also rename jvspec.o to java/jvspec.o, for uniformity; this lets us
remove an explicit rule.

	* Make-lang.in (jvspec.o): Remove.
	(CFLAGS-java/jvspec.o): New variable.
	($(XGCJ)$(exeext), java_OBJS): Use java/jvspec.o
	(java/jvspec.o-warn): Rename from jvspec.o-warn.
	(JAVA_TREE_H, java/jcf-dump.o, java/boehm.o, java/builtins.o)
	(java/class.o, java/constants.o, java/decl.o, java/except.o)
	(java/expr.o, java/jcf-depend.o, java/jcf-parse.o)
	(java/jvgenmain.o, java/lang.o, java/mangle.o, java/mangle_name.o)
	(java/resource.o java/typeck.o, java/win32-host.o)
	(java/verify-glue.o, java/verify-impl.o, java/zextract.o)
	(java/java-gimplify.o, java/jcf-io.o, java/jcf-path.o): Remove.
---
 gcc/java/Make-lang.in | 75 ++++-----------------------------------------------
 1 file changed, 5 insertions(+), 70 deletions(-)

diff --git a/gcc/java/Make-lang.in b/gcc/java/Make-lang.in
index 078f6d4..5ed344c 100644
--- a/gcc/java/Make-lang.in
+++ b/gcc/java/Make-lang.in
@@ -55,16 +55,13 @@ JAVA_TARGET_INDEPENDENT_BIN_TOOLS = jcf-dump
 # Tell GNU make to ignore these if they exist.
 .PHONY: java
 
-jvspec.o: $(srcdir)/java/jvspec.c $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(GCC_H) $(CONFIG_H) java/jcf.h java/javaop.h $(OPTS_H)
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/java/jvspec.c $(OUTPUT_OPTION)
+CFLAGS-java/jvspec.o += $(DRIVER_DEFINES)
 
 # Create the compiler driver for $(XGCJ).
-$(XGCJ)$(exeext): $(GCC_OBJS) jvspec.o java/jcf-path.o \
+$(XGCJ)$(exeext): $(GCC_OBJS) java/jvspec.o java/jcf-path.o \
 	   libcommon-target.a $(LIBDEPS) $(EXTRA_GCC_OBJS)
 	+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ $(GCC_OBJS) \
-	  jvspec.o java/jcf-path.o $(EXTRA_GCC_OBJS) libcommon-target.a \
+	  java/jvspec.o java/jcf-path.o $(EXTRA_GCC_OBJS) libcommon-target.a \
 	  $(EXTRA_GCC_LIBS) $(LIBS)
 
 # Create a version of the $(XGCJ) driver which calls the cross-compiler.
@@ -88,13 +85,13 @@ JCFDUMP_OBJS = java/jcf-dump.o java/jcf-io.o java/jcf-depend.o java/jcf-path.o \
 
 JVGENMAIN_OBJS = java/jvgenmain.o java/mangle_name.o
 
-java_OBJS = $(sort $(JAVA_OBJS) $(JCFDUMP_OBJS) $(JVGENMAIN_OBJS)) jvspec.o
+java_OBJS = $(sort $(JAVA_OBJS) $(JCFDUMP_OBJS) $(JVGENMAIN_OBJS)) java/jvspec.o
 
 # Use strict warnings for this front end.
 java-warn = $(STRICT_WARN)
 
 # String length warnings
-jvspec.o-warn = -Wno-error
+java/jvspec.o-warn = -Wno-error
 
 jc1$(exeext): $(JAVA_OBJS) $(BACKEND) $(LIBDEPS) attribs.o
 	rm -f $@
@@ -262,76 +259,14 @@ java.stagefeedback: stageprofile-start
 	-mv java/*$(objext) stagefeedback/java
 
 #\f
-# .o:.h dependencies.
-JAVA_TREE_H = $(TREE_H) $(HASHTAB_H) java/java-tree.h
-
-java/jcf-dump.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h $(JAVA_TREE_H) \
-  java/jcf-dump.c java/jcf-reader.c java/jcf.h java/javaop.h java/javaop.def \
-  version.h $(GGC_H) intl.h java/zipfile.h $(DIAGNOSTIC_H)
-java/boehm.o: java/boehm.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(TREE_H) $(JAVA_TREE_H) java/parse.h
-java/builtins.o: java/builtins.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(JAVA_TREE_H) $(GGC_H) $(FLAGS_H) $(OPTABS_H) $(EXPR_H) langhooks.h \
-  gt-java-builtins.h
-java/class.o: java/class.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(JAVA_TREE_H) java/jcf.h java/parse.h toplev.h output.h $(GGC_H) \
-  $(FUNCTION_H) gt-java-class.h
-java/constants.o: java/constants.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h \
-  toplev.h $(SYSTEM_H) coretypes.h $(TM_H) $(GGC_H) gt-java-constants.h
-java/decl.o: java/decl.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h \
-  toplev.h $(FLAGS_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  java/java-except.h $(GGC_H) $(REAL_H) gt-java-decl.h \
-  $(TARGET_H) $(CGRAPH_H) langhooks.h
-java/except.o: java/except.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h $(REAL_H) \
-  java/javaop.h java/java-opcodes.h java/java-except.h \
-  toplev.h $(SYSTEM_H) coretypes.h
-java/expr.o: java/expr.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h $(REAL_H) \
-  java/javaop.h java/java-opcodes.h \
-  java/java-except.h java/java-except.h java/parse.h \
-  $(SYSTEM_H) coretypes.h $(TM_H) $(GGC_H) gt-java-expr.h $(TARGET_H) \
-  tree-iterator.h
-java/jcf-depend.o: java/jcf-depend.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  java/jcf.h
-java/jcf-parse.o: java/jcf-parse.c $(CONFIG_H) $(JAVA_TREE_H) $(FLAGS_H) \
-  input.h java/java-except.h $(SYSTEM_H) coretypes.h \
-  java/parse.h $(GGC_H) debug.h $(REAL_H) gt-java-jcf-parse.h \
-  java/jcf-reader.c java/zipfile.h java/jcf.h $(BITMAP_H)
-java/jvgenmain.o: java/jvgenmain.c $(CONFIG_H) $(JAVA_TREE_H) $(SYSTEM_H) \
-  coretypes.h $(TM_H) intl.h $(DIAGNOSTIC_H)
-java/lang.o: java/lang.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h input.h \
-  $(SYSTEM_H) coretypes.h $(TM_H) $(DIAGNOSTIC_H) \
-  langhooks.h $(LANGHOOKS_DEF_H) gt-java-lang.h $(OPTS_H) $(OPTIONS_H) \
-  $(TARGET_H)
-java/mangle.o: java/mangle.c $(CONFIG_H) java/jcf.h $(JAVA_TREE_H) $(SYSTEM_H) \
-  coretypes.h $(TM_H) $(GGC_H) gt-java-mangle.h $(LANGHOOKS_DEF_H)
-java/mangle_name.o: java/mangle_name.c $(CONFIG_H) java/jcf.h $(JAVA_TREE_H) \
-  $(SYSTEM_H) coretypes.h $(GGC_H)
-java/resource.o: java/resource.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  $(JAVA_TREE_H) java/jcf.h java/parse.h toplev.h $(GGC_H) \
-  $(TARGET_H) $(FUNCTION_H) gt-java-resource.h
-java/typeck.o: java/typeck.c $(CONFIG_H) $(JAVA_TREE_H) java/jcf.h \
-  $(SYSTEM_H) coretypes.h $(GGC_H) $(REAL_H)
-java/win32-host.o: java/win32-host.c $(CONFIG_H) $(SYSTEM_H) coretypes.h java/jcf.h
-java/verify-glue.o: java/verify-glue.c $(CONFIG_H) $(SYSTEM_H) $(JAVA_TREE_H) \
-  coretypes.h java/verify.h
-java/verify-impl.o: java/verify-impl.c $(CONFIG_H) java/verify.h $(SYSTEM_H) \
-  coretypes.h  java/jcf.h $(JAVA_TREE_H)
-java/zextract.o: java/zextract.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  java/zipfile.h
-java/java-gimplify.o: java/java-gimplify.c $(CONFIG_H) $(SYSTEM_H) \
-  coretypes.h dumpfile.h $(JAVA_TREE_H) $(GIMPLE_H)
 
 # jcf-io.o needs $(ZLIBINC) added to cflags.
 CFLAGS-java/jcf-io.o += $(ZLIBINC)
-java/jcf-io.o: java/jcf-io.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  $(JAVA_TREE_H) java/zipfile.h $(HASH_TABLE_H)
 
 # jcf-path.o needs a -D.
 CFLAGS-java/jcf-path.o += \
 	-DLIBGCJ_ZIP_FILE='"$(datadir)/java/libgcj-$(version).jar"' \
 	-DDEFAULT_TARGET_VERSION=\"$(version)\"
-java/jcf-path.o: java/jcf-path.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-  java/jcf.h
 
 TEXI_JAVA_FILES = java/gcj.texi $(gcc_docdir)/include/fdl.texi		\
 	 $(gcc_docdir)/include/gpl_v3.texi $(gcc_docdir)/include/gcc-common.texi   \
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 09/20] convert the ObjC++ front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (12 preceding siblings ...)
  2013-09-23 14:31 ` [PATCH v4 10/20] convert the Java front end to automatic dependencies Tom Tromey
@ 2013-09-23 14:31 ` Tom Tromey
  2013-09-23 17:43   ` Mike Stump
  2013-09-23 14:31 ` [PATCH v4 06/20] convert the C " Tom Tromey
                   ` (6 subsequent siblings)
  20 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:31 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts the ObjC++ front end.

Now we can finally remove the *_H macros from cp/Make-lang.in.

	* Make-lang.in (CXX_TREE_H, CXX_PARSER_H, CXX_PRETTY_PRINT_H):
	Remove.

	* Make-lang.in (START_HDRS, cc1objplus-checksum.o)
	(objcp/objcp-lang.o, objcp/objcp-decl.o
	(objcp/objc-runtime-shared-support.o)
	(objcp/objc-gnu-runtime-abi-01.o objcp/objc-next-runtime-abi-01.o)
	(objcp/objc-next-runtime-abi-02.o, objcp/objcp-act.o)
	(objcp/objc-encoding.o, objcp/objc-map.o): Use COMPILE and
	POSTCOMPILE.  Remove explicit dependencies.
---
 gcc/cp/Make-lang.in    |   9 ----
 gcc/objcp/Make-lang.in | 128 +++++++++++--------------------------------------
 2 files changed, 27 insertions(+), 110 deletions(-)

diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
index 3653de9..9bcea20 100644
--- a/gcc/cp/Make-lang.in
+++ b/gcc/cp/Make-lang.in
@@ -240,12 +240,3 @@ c++.stageprofile: stageprofile-start
 	-mv cp/*$(objext) stageprofile/cp
 c++.stagefeedback: stagefeedback-start
 	-mv cp/*$(objext) stagefeedback/cp
-
-#\f
-# .o: .h dependencies.
-CXX_TREE_H = $(TREE_H) cp/name-lookup.h cp/cp-tree.h $(C_COMMON_H) \
-	$(FUNCTION_H) \
-	$(SYSTEM_H) coretypes.h $(CONFIG_H) $(TARGET_H) $(GGC_H) \
-	$(srcdir)/../include/hashtab.h
-CXX_PARSER_H = tree.h $(CXX_TREE_H) c-family/c-pragma.h cp/parser.h
-CXX_PRETTY_PRINT_H = cp/cxx-pretty-print.h $(C_PRETTY_PRINT_H)
diff --git a/gcc/objcp/Make-lang.in b/gcc/objcp/Make-lang.in
index ec10fc8..439bfa2 100644
--- a/gcc/objcp/Make-lang.in
+++ b/gcc/objcp/Make-lang.in
@@ -43,9 +43,6 @@ obj-c++: cc1objplus$(exeext)
 # Tell GNU make to ignore these if they exist.
 .PHONY: obj-c++
 
-START_HDRS = $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) \
-  $(CXX_PARSER_H) $(CXX_PRETTY_PRINT_H) langhooks.h c-family/c-objc.h objc/objc-act.h
-
 # Use maximal warnings for this front end.  Also, make ObjC and C++
 # headers accessible.
 objcp-warn = $(STRICT_WARN) -DOBJCPLUS -I$(srcdir)/objc -I$(srcdir)/cp
@@ -69,110 +66,39 @@ cc1objplus-checksum.c : build/genchecksum$(build_exeext) checksum-options \
 	$(srcdir)/../move-if-change cc1objplus-checksum.c.tmp \
 	cc1objplus-checksum.c
 
-cc1objplus-checksum.o : cc1objplus-checksum.c $(CONFIG_H) $(SYSTEM_H)
-
 cc1objplus$(exeext): $(OBJCXX_OBJS) cc1objplus-checksum.o $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 		$(OBJCXX_OBJS) cc1objplus-checksum.o $(BACKEND) $(LIBS) $(BACKENDLIBS)
 
 # Objective C++ language specific files.
 
-objcp/objcp-lang.o : objcp/objcp-lang.c \
-  $(START_HDRS) \
-  $(GGC_H) \
-  $(C_COMMON_H) $(LANGHOOKS_DEF_H) cp/cp-objcp-common.h \
-  $(TARGET_H) gtype-objcp.h
-
-objcp/objcp-decl.o : objcp/objcp-decl.c \
-   $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(TREE_H) $(CXX_TREE_H) \
-   objc/objc-act.h c-family/c-objc.h \
-   objcp/objcp-decl.h
-
-objcp/objc-runtime-shared-support.o : objc/objc-runtime-shared-support.c \
-   gt-objc-objc-runtime-shared-support.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-objcp/objc-gnu-runtime-abi-01.o: objc/objc-gnu-runtime-abi-01.c \
-   gt-objc-objc-gnu-runtime-abi-01.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   toplev.h \
-   objc/objc-encoding.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-objcp/objc-next-runtime-abi-01.o: objc/objc-next-runtime-abi-01.c \
-   gt-objc-objc-next-runtime-abi-01.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(TARGET_H) output.h \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-objcp/objc-next-runtime-abi-02.o: objc/objc-next-runtime-abi-02.c \
-   gt-objc-objc-next-runtime-abi-02.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(TARGET_H) \
-   objc/objc-encoding.h \
-   objc/objc-next-metadata-tags.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-
-# The following must be an explicit rule; please keep in sync with the implicit
-# one in Makefile.in.
-objcp/objcp-act.o : objc/objc-act.c \
-   gt-objc-objc-act.h \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_H) $(FLAGS_H) input.h \
-   toplev.h $(FUNCTION_H) output.h debug.h $(LANGHOOKS_DEF_H) \
-   $(HASHTAB_H) $(GIMPLE_H) \
-   $(RTL_H) $(EXPR_H) $(TARGET_H) \
-   objcp/objcp-decl.h \
-   objc/objc-encoding.h \
-   objc/objc-map.h \
-   objc/objc-runtime-hooks.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-objcp/objc-encoding.o : objc/objc-encoding.c \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(OBSTACK_H) \
-   objc/objc-encoding.h \
-   objc/objc-runtime-shared-support.h \
-   objcp/objcp-decl.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
-
-objcp/objc-map.o : objc/objc-map.c \
-   $(START_HDRS) \
-   $(GGC_H) $(DIAGNOSTIC_CORE_H) $(FLAGS_H) input.h \
-   $(OBSTACK_H) \
-   objc/objc-map.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $< \
-		$(OUTPUT_OPTION)
+objcp/objc-runtime-shared-support.o: objc/objc-runtime-shared-support.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objc-gnu-runtime-abi-01.o: objc/objc-gnu-runtime-abi-01.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objc-next-runtime-abi-01.o: objc/objc-next-runtime-abi-01.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objc-next-runtime-abi-02.o: objc/objc-next-runtime-abi-02.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objcp-act.o: objc/objc-act.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objc-encoding.o: objc/objc-encoding.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
+objcp/objc-map.o: objc/objc-map.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
 
 po-generated:
 
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 05/20] remove AM_PROG_CC_C_O
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (14 preceding siblings ...)
  2013-09-23 14:31 ` [PATCH v4 06/20] convert the C " Tom Tromey
@ 2013-09-23 14:32 ` Tom Tromey
  2013-09-23 14:45 ` [PATCH v4 13/20] convert the Go front end to automatic dependencies Tom Tromey
                   ` (4 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:32 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

While discussing an earlier revision of this patch series, we
discovered that bootstrapping gcc with a compiler that does not
support "-c -o" has not worked in a long time.

This patch removes the vestiges of this support from gcc itself.  This
is preparation for subsequent patches which break the support even
more.

	* Makefile.in (OUTPUT_OPTION): Define as "-o $@".
	* configure.ac: Don't invoke AM_PROG_CC_C_O.
	(NO_MINUS_C_MINUS_O, OUTPUT_OPTION): Don't subst.
	* configure, config.in: Rebuild.

	* gcc-interface/Makefile.in (OUTPUT_OPTION): Define as "-o $@".
---
 gcc/Makefile.in                   |   7 +-
 gcc/ada/gcc-interface/Makefile.in |   4 +-
 gcc/config.in                     |   6 --
 gcc/configure                     | 144 +-------------------------------------
 gcc/configure.ac                  |  10 ---
 5 files changed, 8 insertions(+), 163 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 654f04b..a3ae57b 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -313,9 +313,10 @@ CCDEPMODE = @CCDEPMODE@
 DEPDIR = @DEPDIR@
 depcomp = $(SHELL) $(srcdir)/../depcomp
 
-# Some compilers can't handle cc -c blah.c -o foo/blah.o.
-# In stage2 and beyond, we force this to "-o $@" since we know we're using gcc.
-OUTPUT_OPTION = @OUTPUT_OPTION@
+# In the past we used AC_PROG_CC_C_O and set this properly, but
+# it was discovered that this hadn't worked in a long time, so now
+# we just hard-code.
+OUTPUT_OPTION = -o $@
 
 # This is where we get zlib from.  zlibdir is -L../zlib and zlibinc is
 # -I../zlib, unless we were configured with --with-system-zlib, in which
diff --git a/gcc/ada/gcc-interface/Makefile.in b/gcc/ada/gcc-interface/Makefile.in
index 4fd3682..2c51a00 100644
--- a/gcc/ada/gcc-interface/Makefile.in
+++ b/gcc/ada/gcc-interface/Makefile.in
@@ -1,5 +1,5 @@
 # Makefile for GNU Ada Compiler (GNAT).
-#   Copyright (C) 1994-2012 Free Software Foundation, Inc.
+#   Copyright (C) 1994-2013 Free Software Foundation, Inc.
 
 #This file is part of GCC.
 
@@ -122,7 +122,7 @@ THREAD_KIND = native
 THREADSLIB =
 GMEM_LIB =
 MISCLIB =
-OUTPUT_OPTION = @OUTPUT_OPTION@
+OUTPUT_OPTION = -o $@
 
 objext = .o
 exeext =
diff --git a/gcc/config.in b/gcc/config.in
index 44f9a32..7bb5be8 100644
--- a/gcc/config.in
+++ b/gcc/config.in
@@ -1717,12 +1717,6 @@
 #endif
 
 
-/* Define to 1 if your C compiler doesn't accept -c and -o together. */
-#ifndef USED_FOR_TARGET
-#undef NO_MINUS_C_MINUS_O
-#endif
-
-
 /* Define to the address where bug reports for this package should be sent. */
 #ifndef USED_FOR_TARGET
 #undef PACKAGE_BUGREPORT
diff --git a/gcc/configure b/gcc/configure
index d2c08f3..2ac0347 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -790,8 +790,6 @@ EGREP
 GREP
 CPP
 PICFLAG_FOR_TARGET
-OUTPUT_OPTION
-NO_MINUS_C_MINUS_O
 GNATMAKE
 GNATBIND
 ac_ct_CXX
@@ -4257,135 +4255,6 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-if test "x$CC" != xcc; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC and cc understand -c and -o together" >&5
-$as_echo_n "checking whether $CC and cc understand -c and -o together... " >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cc understands -c and -o together" >&5
-$as_echo_n "checking whether cc understands -c and -o together... " >&6; }
-fi
-set dummy $CC; ac_cc=`$as_echo "$2" |
-		      sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
-if { as_var=ac_cv_prog_cc_${ac_cc}_c_o; eval "test \"\${$as_var+set}\" = set"; }; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-# Make sure it works both with $CC and with simple cc.
-# We do the test twice because some compilers refuse to overwrite an
-# existing .o file with -o, though they will create one.
-ac_try='$CC -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
-rm -f conftest2.*
-if { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } &&
-   test -f conftest2.$ac_objext && { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; };
-then
-  eval ac_cv_prog_cc_${ac_cc}_c_o=yes
-  if test "x$CC" != xcc; then
-    # Test first that cc exists at all.
-    if { ac_try='cc -c conftest.$ac_ext >&5'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-      ac_try='cc -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
-      rm -f conftest2.*
-      if { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } &&
-	 test -f conftest2.$ac_objext && { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; };
-      then
-	# cc works too.
-	:
-      else
-	# cc exists but doesn't like -o.
-	eval ac_cv_prog_cc_${ac_cc}_c_o=no
-      fi
-    fi
-  fi
-else
-  eval ac_cv_prog_cc_${ac_cc}_c_o=no
-fi
-rm -f core conftest*
-
-fi
-if eval test \$ac_cv_prog_cc_${ac_cc}_c_o = yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-
-$as_echo "#define NO_MINUS_C_MINUS_O 1" >>confdefs.h
-
-fi
-
-# expand $ac_aux_dir to an absolute path
-am_aux_dir=`cd $ac_aux_dir && pwd`
-
-# FIXME: we rely on the cache variable name because
-# there is no other way.
-set dummy $CC
-am_cc=`echo $2 | sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
-eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o
-if test "$am_t" != yes; then
-   # Losing compiler, so override with the script.
-   # FIXME: It is wrong to rewrite CC.
-   # But if we don't then we get into trouble of one sort or another.
-   # A longer-term fix would be to have automake use am__CC in this case,
-   # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
-   CC="$am_aux_dir/compile $CC"
-fi
-
-
 ac_ext=cpp
 ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -4863,15 +4732,6 @@ else
 fi
 
 
-# autoconf is lame and doesn't give us any substitution variable for this.
-if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
-  NO_MINUS_C_MINUS_O=yes
-else
-  OUTPUT_OPTION='-o $@'
-fi
-
-
-
 # Remove the -O2: for historical reasons, unless bootstrapping we prefer
 # optimizations to be activated explicitly by the toplevel.
 case "$CC" in
@@ -18033,7 +17893,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 18036 "configure"
+#line 17896 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -18139,7 +17999,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 18142 "configure"
+#line 18002 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
diff --git a/gcc/configure.ac b/gcc/configure.ac
index dc8b38b..f216962 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -278,19 +278,9 @@ rm -f a.out a.exe b.out
 
 # Find the native compiler
 AC_PROG_CC
-AM_PROG_CC_C_O
 AC_PROG_CXX
 ACX_PROG_GNAT([-I"$srcdir"/ada])
 
-# autoconf is lame and doesn't give us any substitution variable for this.
-if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
-  NO_MINUS_C_MINUS_O=yes
-else
-  OUTPUT_OPTION='-o $@'
-fi
-AC_SUBST(NO_MINUS_C_MINUS_O)
-AC_SUBST(OUTPUT_OPTION)
-
 # Remove the -O2: for historical reasons, unless bootstrapping we prefer
 # optimizations to be activated explicitly by the toplevel.
 case "$CC" in
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 13/20] convert the Go front end to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (15 preceding siblings ...)
  2013-09-23 14:32 ` [PATCH v4 05/20] remove AM_PROG_CC_C_O Tom Tromey
@ 2013-09-23 14:45 ` Tom Tromey
  2013-09-23 14:48 ` [PATCH v4 20/20] remove unused macros Tom Tromey
                   ` (3 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:45 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts Go.

It renames gospec.o to go/gospec.o, for uniformity and so we can
remove an explicit rule.

It defines go_OBJS, to conform to the documented Make-lang.in
conventions, and to ensure that Go objects are given the correct
order-only dependencies on generated files.

	* Make-lang.in (gospec.o): Remove.
	(CFLAGS-go/gospec.o): New variable.
	(GCCGO_OBJS): Update to use go/gospec.o.
	(go_OBJS): Define.
	(GO_SYSTEM_H, GO_C_H, GO_LINEMAP_H, GO_LEX_H, GO_PARSE_H)
	(GO_GOGO_H, GO_TYPES_H, GO_STATEMENTS_H, GO_EXPRESSIONS_H)
	(GO_EXPORT_H, GO_IMPORT_H, GO_RUNTIME_H, GO_AST_DUMP_H)
	(go/go-backend.o, go/go-lang.o, go/go-gcc.o, go/go-linemap.o)
	(go/ast-dump.o, go/dataflow.o, go/export.o, go/expressions.o)
	(go/go.o, go/go-dump.o, go/go-optimize.o, go/gogo-tree.o)
	(go/gogo.o, go/import.o, go/import-archive.o, go/lex.o)
	(go/parse.o, go/runtime.o, go/statements.o, go/types.o)
	(go/unsafe.o): Remove.
	(CFLAGS-go/go-gcc.o, CFLAGS-go/go-linemap.o): New variables.
	(go/%.o: go/gofrontend/%.cc): Use COMPILE and POSTCOMPILE.
---
 gcc/go/Make-lang.in | 99 +++++------------------------------------------------
 1 file changed, 8 insertions(+), 91 deletions(-)

diff --git a/gcc/go/Make-lang.in b/gcc/go/Make-lang.in
index 015ed7a..e4bceb2 100644
--- a/gcc/go/Make-lang.in
+++ b/gcc/go/Make-lang.in
@@ -30,12 +30,9 @@ go: go1$(exeext)
 
 .PHONY: go
 
-gospec.o: $(srcdir)/go/gospec.c $(SYSTEM_H) coretypes.h $(TM_H) $(GCC_H) \
-    $(CONFIG_H) opts.h
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(DRIVER_DEFINES) \
-		$(INCLUDES) $(srcdir)/go/gospec.c
+CFLAGS-go/gospec.o += $(DRIVER_DEFINES)
 
-GCCGO_OBJS = $(GCC_OBJS) gospec.o
+GCCGO_OBJS = $(GCC_OBJS) go/gospec.o
 gccgo$(exeext): $(GCCGO_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a $(LIBDEPS)
 	+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 	  $(GCCGO_OBJS) $(EXTRA_GCC_OBJS) libcommon-target.a \
@@ -74,6 +71,8 @@ GO_OBJS = \
 	go/types.o \
 	go/unsafe.o
 
+go_OBJS = $(GO_OBJS) go/gospec.o
+
 go1$(exeext): $(GO_OBJS) attribs.o $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 	      $(GO_OBJS) attribs.o $(BACKEND) $(LIBS) $(BACKENDLIBS)
@@ -222,96 +221,14 @@ go.stageprofile: stageprofile-start
 go.stagefeedback: stagefeedback-start
 	-mv go/*$(objext) stagefeedback/go
 
-GO_SYSTEM_H = go/go-system.h $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(DIAGNOSTIC_CORE_H) $(INPUT_H) intl.h
-
-GO_C_H = go/go-c.h $(MACHMODE_H)
-GO_LINEMAP_H = go/gofrontend/go-linemap.h $(GO_SYSTEM_H) go/go-location.h
-GO_LEX_H = go/gofrontend/lex.h go/gofrontend/operator.h $(GO_LINEMAP_H)
-GO_PARSE_H = go/gofrontend/parse.h
-GO_GOGO_H = go/gofrontend/gogo.h $(GO_LINEMAP_H)
-GO_TYPES_H = go/gofrontend/types.h $(GO_LINEMAP_H)
-GO_STATEMENTS_H = go/gofrontend/statements.h go/gofrontend/operator.h
-GO_EXPRESSIONS_H = go/gofrontend/expressions.h go/gofrontend/operator.h
-GO_EXPORT_H = go/gofrontend/export.h go/gofrontend/string-dump.h
-GO_IMPORT_H = go/gofrontend/import.h $(GO_EXPORT_H) $(GO_LINEMAP_H)
-GO_RUNTIME_H = go/gofrontend/runtime.h go/gofrontend/runtime.def
-GO_AST_DUMP_H = go/gofrontend/ast-dump.h go/gofrontend/string-dump.h
-
-go/go-backend.o: go/go-backend.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TM_H) $(TREE_H) $(TM_P_H) output.h $(TARGET_H) \
-	$(COMMON_TARGET_H)
-
 CFLAGS-go/go-lang.o += -DDEFAULT_TARGET_VERSION=\"$(version)\" \
 	-DDEFAULT_TARGET_MACHINE=\"$(target_noncanonical)\"
-go/go-lang.o: go/go-lang.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(OPTS_H) \
-		$(TREE_H) $(GIMPLE_H) $(GGC_H) $(TOPLEV_H) debug.h options.h \
-		$(FLAGS_H) convert.h $(DIAGNOSTIC_H) langhooks.h \
-		$(LANGHOOKS_DEF_H) $(TARGET_H) $(GO_C_H) \
-		gt-go-go-lang.h gtype-go.h $(COMMON_TARGET_H)
 
 GOINCLUDES = -I $(srcdir)/go -I $(srcdir)/go/gofrontend
 
-go/go-gcc.o: go/go-gcc.cc $(GO_SYSTEM_H) $(TREE_H) tree-iterator.h \
-		$(GIMPLE_H) toplev.h output.h $(GO_C_H) $(GO_GOGO_H) \
-		go/gofrontend/backend.h
-	$(CXX) -c $(GOINCLUDES) $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) $< $(OUTPUT_OPTION)
-
-go/go-linemap.o: go/go-linemap.cc $(GO_SYSTEM_H) $(GO_LINEMAP_H)
-	$(CXX) -c $(GOINCLUDES) $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) $< $(OUTPUT_OPTION)
+CFLAGS-go/go-gcc.o += $(GOINCLUDES)
+CFLAGS-go/go-linemap.o += $(GOINCLUDES)
 
 go/%.o: go/gofrontend/%.cc
-	$(CXX) -c $(GOINCLUDES) $(ALL_CPPFLAGS) $(ALL_CXXFLAGS) $< $(OUTPUT_OPTION)
-
-go/ast-dump.o: go/gofrontend/ast-dump.cc $(GO_SYSTME_H) $(GO_GOGO_H) \
-	$(GO_EXPRESSIONS_H) $(GO_STATEMENTS_H) $(GO_TYPES_H) \
-	$(GO_AST_DUMP_H) $(GO_C_H) go/gofrontend/go-dump.h
-go/dataflow.o: go/gofrontend/dataflow.cc $(GO_SYSTEM_H) $(GO_GOGO_H) \
-	$(GO_EXPRESSIONS_H) $(GO_STATEMENTS_H) go/gofrontend/dataflow.h
-go/export.o: go/gofrontend/export.cc $(GO_SYSTEM_H) \
-	$(srcdir)/../include/sha1.h $(GO_C_H) $(GO_GOGO_H) $(GO_TYPES_H) \
-	$(GO_STATEMENTS_H) $(GO_EXPORT_H)
-go/expressions.o: go/gofrontend/expressions.cc $(GO_SYSTEM_H) $(TOPLEV_H) \
-	intl.h $(TREE_H) $(GIMPLE_H) tree-iterator.h convert.h $(REAL_H) \
-	realmpfr.h $(GO_C_H) $(GO_GOGO_H) $(GO_TYPES_H) \
-	$(GO_EXPORT_H) $(GO_IMPORT_H) $(GO_STATEMENTS_H) $(GO_LEX_H) \
-	$(GO_RUNTIME_H) go/gofrontend/backend.h $(GO_EXPRESSIONS_H) \
-	$(GO_AST_DUMP_H)
-go/go.o: go/gofrontend/go.cc $(GO_SYSTEM_H) $(GO_C_H) $(GO_LEX_H) \
-	$(GO_PARSE_H) go/gofrontend/backend.h $(GO_GOGO_H)
-go/go-dump.o: go/gofrontend/go-dump.cc $(GO_SYSTEM_H) $(GO_C_H) \
-	go/gofrontend/go-dump.h
-go/go-optimize.o: go/gofrontend/go-optimize.cc $(GO_SYSTEM_H) $(GO_C_H) \
-	go/gofrontend/go-optimize.h
-go/gogo-tree.o: go/gofrontend/gogo-tree.cc $(GO_SYSTEM_H) $(TOPLEV_H) \
-	$(TREE_H) $(GIMPLE_H) tree-iterator.h $(CGRAPH_H) langhooks.h \
-	convert.h output.h $(DIAGNOSTIC_H) $(GO_TYPES_H) \
-	$(GO_EXPRESSIONS_H) $(GO_STATEMENTS_H) $(GO_RUNTIME_H) \
-	go/gofrontend/backend.h $(GO_GOGO_H)
-go/gogo.o: go/gofrontend/gogo.cc $(GO_SYSTEM_H) \
-	$(srcdir)/../include/filenames.h $(GO_C_H) go/gofrontend/go-dump.h \
-	$(GO_LEX_H) $(GO_TYPES_H) $(GO_STATEMENTS_H) $(GO_EXPRESSIONS_H) \
-	go/gofrontend/dataflow.h $(GO_RUNTIME_H) $(GO_IMPORT_H) \
-	$(GO_EXPORT_H) go/gofrontend/backend.h $(GO_GOGO_H)
-go/import.o: go/gofrontend/import.cc $(GO_SYSTEM_H) \
-	$(srcdir)/../include/filenames.h $(srcdir)/../include/simple-object.h \
-	$(GO_C_H) $(GO_GOGO_H) $(GO_LEX_H) $(GO_TYPES_H) $(GO_EXPORT_H) \
-	$(GO_IMPORT_H)
-go/import-archive.o: go/gofrontend/import-archive.cc $(GO_SYSTEM_H) \
-	$(GO_IMPORT_H)
-go/lex.o: go/gofrontend/lex.cc $(GO_LEX_H) $(GO_SYSTEM_H)
-go/parse.o: go/gofrontend/parse.cc $(GO_SYSTEM_H) $(GO_LEX_H) $(GO_GOGO_H) \
-	$(GO_TYPES_H) $(GO_STATEMENTS_H) $(GO_EXPRESSIONS_H) $(GO_PARSE_H)
-go/runtime.o: go/gofrontend/runtime.cc $(GO_SYSTEM_H) $(GO_GOGO_H) \
-	$(GO_TYPES_H) $(GO_EXPRESSIONS_H) $(GO_RUNTIME_H) \
-	go/gofrontend/runtime.def
-go/statements.o: go/gofrontend/statements.cc $(GO_SYSTEM_H) \
-	$(GO_C_H) $(GO_TYPES_H) $(GO_EXPRESSIONS_H) $(GO_GOGO_H) \
-	$(GO_RUNTIME_H) go/gofrontend/backend.h $(GO_STATEMENTS_H) \
-	$(GO_AST_DUMP_H)
-go/types.o: go/gofrontend/types.cc $(GO_SYSTEM_H) $(TOPLEV_H) intl.h $(TREE_H) \
-	$(GIMPLE_H) $(REAL_H) convert.h $(GO_C_H) $(GO_GOGO_H) \
-	go/gofrontend/operator.h $(GO_EXPRESSIONS_H) $(GO_STATEMENTS_H) \
-	$(GO_EXPORT_H) $(GO_IMPORT_H) go/gofrontend/backend.h $(GO_TYPES_H)
-go/unsafe.o: go/gofrontend/unsafe.cc $(GO_SYSTEM_H) $(GO_C_H) $(GO_TYPES_H) \
-	$(GO_GOGO_H)
+	$(COMPILE) $(GOINCLUDES) $<
+	$(POSTCOMPILE)
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 20/20] remove unused macros
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (16 preceding siblings ...)
  2013-09-23 14:45 ` [PATCH v4 13/20] convert the Go front end to automatic dependencies Tom Tromey
@ 2013-09-23 14:48 ` Tom Tromey
  2013-09-23 14:53 ` [PATCH v4 14/20] convert LTO to automatic dependencies Tom Tromey
                   ` (2 subsequent siblings)
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:48 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

I used this perl script to find unused _H macros in the Makefile.  I
deleted the definitions it reported and re-ran the script, until there
was no more output.

The script also makes note of _H variables which are used but never
defined.  That is how I found the TREE_GIMPLE_H use, fixed earlier in
the series.

Once Ada and the various config files are migrated to automatic
dependencies, we can run this script again and remove more things.

If you find yourself needing to add a new _H variable -- don't!
Instead, take the few seconds to verify that automatic dependencies
work in this case, and remove the manual dependencies for whatever
object you are dealing with.

================================================================

while (<>) {
    chomp;
    if (m/^(([A-Z0-9_]+)_H)\s*:?=\s/) {
	$saw_def{$1} = $ARGV . ":" . $.;
    }

    while (m/\$[({](([A-Z0-9_]+)_H)[)}](.*)/) {
	$saw_use{$1} = 1;
	$_ = $3;
    }
} continue {
    close ARGV if eof;
}

foreach $key (sort keys %saw_use) {
    if (! defined $saw_def{$key}) {
	print "use without a def of ", $key, "\n";
    }
}

foreach $key (sort keys %saw_def) {
    if (! defined $saw_use{$key}) {
	print $saw_def{$key}, ": no use of ", $key, "\n";
    }
}
================================================================

	* Makefile.in (PARTITION_H, LTO_SYMTAB_H, COMMON_TARGET_DEF_H)
	(RTL_ERROR_H, TRANS_MEM_H, COVERAGE_H, DEMANGLE_H, ALIAS_H)
	(SCHED_INT_H, SEL_SCHED_IR_H, SEL_SCHED_DUMP_H, VALTRACK_H, DDG_H)
	(GGC_INTERNAL_H, DECNUM_H, BACKTRACE_H, MKDEPS_H, TREE_HASHER_H)
	(TREE_SSA_LIVE_H, SSAEXPAND_H, DWARF2OUT_H, SCEV_H, OMEGA_H)
	(TREE_DATA_REF_H, IRA_INT_H, LRA_INT_H, DBGCNT_H, DATA_STREAMER_H)
	(GIMPLE_STREAMER_H, TREE_STREAMER_H, STREAMER_HOOKS_H)
	(TREE_VECTORIZER_H, IPA_INLINE_H, GSTAB_H, LIBFUNCS_H)
	(GRAPHITE_HTAB_H): Remove.
---
 gcc/Makefile.in | 49 -------------------------------------------------
 1 file changed, 49 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index f49ca49..d10e48a 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -446,16 +446,12 @@ STRIP_FOR_TARGET := $(shell \
 HASHTAB_H   = $(srcdir)/../include/hashtab.h
 OBSTACK_H   = $(srcdir)/../include/obstack.h
 SPLAY_TREE_H= $(srcdir)/../include/splay-tree.h
-FIBHEAP_H   = $(srcdir)/../include/fibheap.h
-PARTITION_H = $(srcdir)/../include/partition.h
 MD5_H	    = $(srcdir)/../include/md5.h
-DWARF2_H    = $(srcdir)/../include/dwarf2.h $(srcdir)/../include/dwarf2.def
 XREGEX_H    = $(srcdir)/../include/xregex.h
 FNMATCH_H   = $(srcdir)/../include/fnmatch.h
 
 # Linker plugin API headers
 LINKER_PLUGIN_API_H = $(srcdir)/../include/plugin-api.h
-LTO_SYMTAB_H = $(srcdir)/../include/lto-symtab.h
 
 # Default native SYSTEM_HEADER_DIR, to be overridden by targets.
 NATIVE_SYSTEM_HEADER_DIR = @NATIVE_SYSTEM_HEADER_DIR@
@@ -864,14 +860,11 @@ LANGHOOKS_DEF_H = langhooks-def.h $(HOOKS_H)
 TARGET_DEF_H = target-def.h target-hooks-def.h $(HOOKS_H) targhooks.h
 C_TARGET_DEF_H = c-family/c-target-def.h c-family/c-target-hooks-def.h \
   $(TREE_H) $(C_COMMON_H) $(HOOKS_H) common/common-targhooks.h
-COMMON_TARGET_DEF_H = common/common-target-def.h \
-  common/common-target-hooks-def.h $(HOOKS_H)
 RTL_BASE_H = coretypes.h rtl.h rtl.def $(MACHMODE_H) reg-notes.def \
   insn-notes.def $(INPUT_H) $(REAL_H) statistics.h $(VEC_H) \
   $(FIXED_VALUE_H) alias.h $(HASHTAB_H)
 FIXED_VALUE_H = fixed-value.h $(MACHMODE_H) double-int.h
 RTL_H = $(RTL_BASE_H) $(FLAGS_H) genrtl.h
-RTL_ERROR_H = rtl-error.h $(RTL_H) $(DIAGNOSTIC_CORE_H)
 READ_MD_H = $(OBSTACK_H) $(HASHTAB_H) read-md.h
 PARAMS_H = params.h params.def
 BUILTINS_DEF = builtins.def sync-builtins.def omp-builtins.def \
@@ -891,12 +884,8 @@ BASIC_BLOCK_H = basic-block.h $(PREDICT_H) $(VEC_H) $(FUNCTION_H) \
 GIMPLE_H = gimple.h gimple.def gsstruct.def pointer-set.h $(VEC_H) \
 	$(GGC_H) $(BASIC_BLOCK_H) $(TREE_H) tree-ssa-operands.h \
 	tree-ssa-alias.h $(INTERNAL_FN_H) $(HASH_TABLE_H)
-TRANS_MEM_H = trans-mem.h
 GCOV_IO_H = gcov-io.h gcov-iov.h auto-host.h
-COVERAGE_H = coverage.h $(GCOV_IO_H)
-DEMANGLE_H = $(srcdir)/../include/demangle.h
 RECOG_H = recog.h
-ALIAS_H = alias.h
 EMIT_RTL_H = emit-rtl.h
 FLAGS_H = flags.h flag-types.h $(OPTIONS_H)
 OPTIONS_H = options.h flag-types.h $(OPTIONS_H_EXTRA)
@@ -905,11 +894,6 @@ FUNCTION_H = function.h $(HASHTAB_H) $(TM_H) hard-reg-set.h \
 EXPR_H = expr.h insn-config.h $(FUNCTION_H) $(RTL_H) $(FLAGS_H) $(TREE_H) $(MACHMODE_H) $(EMIT_RTL_H)
 OPTABS_H = optabs.h insn-codes.h insn-opinit.h
 REGS_H = regs.h $(MACHMODE_H) hard-reg-set.h
-SCHED_INT_H = sched-int.h $(INSN_ATTR_H) $(BASIC_BLOCK_H) $(RTL_H) $(DF_H) \
-	$(REGSET_H)
-SEL_SCHED_IR_H = sel-sched-ir.h $(INSN_ATTR_H) $(BASIC_BLOCK_H) $(RTL_H) \
-	$(GGC_H) $(BITMAP_H) $(SCHED_INT_H) $(CFGLOOP_H) $(REGSET_H)
-SEL_SCHED_DUMP_H = sel-sched-dump.h $(SEL_SCHED_IR_H)
 CFGLOOP_H = cfgloop.h $(BASIC_BLOCK_H) double-int.h \
 	$(BITMAP_H) sbitmap.h
 IPA_UTILS_H = ipa-utils.h $(TREE_H) $(CGRAPH_H)
@@ -918,13 +902,9 @@ CGRAPH_H = cgraph.h $(VEC_H) $(TREE_H) $(BASIC_BLOCK_H) $(FUNCTION_H) \
 	cif-code.def ipa-ref.h ipa-ref-inline.h $(LINKER_PLUGIN_API_H) is-a.h
 DF_H = df.h $(BITMAP_H) $(REGSET_H) sbitmap.h $(BASIC_BLOCK_H) \
 	alloc-pool.h $(TIMEVAR_H)
-VALTRACK_H = valtrack.h $(BITMAP_H) $(DF_H) $(RTL_H) $(BASIC_BLOCK_H) \
-	$(HASH_TABLE_H)
 RESOURCE_H = resource.h hard-reg-set.h $(DF_H)
-DDG_H = ddg.h sbitmap.h $(DF_H)
 GCC_H = gcc.h version.h $(DIAGNOSTIC_CORE_H)
 GGC_H = ggc.h gtype-desc.h statistics.h
-GGC_INTERNAL_H = ggc-internal.h $(GGC_H)
 TIMEVAR_H = timevar.h timevar.def
 INSN_ATTR_H = insn-attr.h insn-attr-common.h $(INSN_ADDR_H)
 INSN_ADDR_H = $(srcdir)/insn-addr.h
@@ -939,11 +919,6 @@ CPPLIB_H = $(srcdir)/../libcpp/include/line-map.h \
 	$(srcdir)/../libcpp/include/cpplib.h
 INPUT_H = $(srcdir)/../libcpp/include/line-map.h input.h
 OPTS_H = $(INPUT_H) $(VEC_H) opts.h $(OBSTACK_H)
-DECNUM_H = $(DECNUM)/decContext.h $(DECNUM)/decDPD.h $(DECNUM)/decNumber.h \
-	$(DECNUMFMT)/decimal32.h $(DECNUMFMT)/decimal64.h \
-	$(DECNUMFMT)/decimal128.h $(DECNUMFMT)/decimal128Local.h
-BACKTRACE_H = $(BACKTRACE)/backtrace.h
-MKDEPS_H = $(srcdir)/../libcpp/include/mkdeps.h
 SYMTAB_H = $(srcdir)/../libcpp/include/symtab.h $(OBSTACK_H)
 CPP_ID_DATA_H = $(CPPLIB_H) $(srcdir)/../libcpp/include/cpp-id-data.h
 CPP_INTERNAL_H = $(srcdir)/../libcpp/internal.h $(CPP_ID_DATA_H)
@@ -954,49 +929,25 @@ TREE_FLOW_H = tree-flow.h tree-flow-inline.h tree-ssa-operands.h \
 		$(HASHTAB_H) $(CGRAPH_H) $(IPA_REFERENCE_H) \
 		tree-ssa-alias.h
 TREE_SSA_H = tree-ssa.h $(TREE_FLOW_H)
-TREE_HASHER_H = tree-hasher.h $(HASH_TABLE_H) $(TREE_FLOW_H)
-TREE_SSA_LIVE_H = tree-ssa-live.h $(PARTITION_H)
-SSAEXPAND_H = ssaexpand.h $(TREE_SSA_LIVE_H)
 PRETTY_PRINT_H = pretty-print.h $(INPUT_H) $(OBSTACK_H)
 TREE_PRETTY_PRINT_H = tree-pretty-print.h $(PRETTY_PRINT_H)
 GIMPLE_PRETTY_PRINT_H = gimple-pretty-print.h $(TREE_PRETTY_PRINT_H)
 DIAGNOSTIC_CORE_H = diagnostic-core.h $(INPUT_H) bversion.h diagnostic.def
 DIAGNOSTIC_H = diagnostic.h $(DIAGNOSTIC_CORE_H) $(PRETTY_PRINT_H)
-DWARF2OUT_H = dwarf2out.h $(DWARF2_H)
 C_PRETTY_PRINT_H = c-family/c-pretty-print.h $(PRETTY_PRINT_H) \
 	$(C_COMMON_H) $(TREE_H)
-SCEV_H = tree-scalar-evolution.h $(GGC_H) tree-chrec.h $(PARAMS_H)
-OMEGA_H = omega.h $(PARAMS_H)
-TREE_DATA_REF_H = tree-data-ref.h $(OMEGA_H) graphds.h $(SCEV_H)
 TREE_INLINE_H = tree-inline.h
 REAL_H = real.h $(MACHMODE_H)
-IRA_INT_H = ira.h ira-int.h $(CFGLOOP_H) alloc-pool.h
-LRA_INT_H = lra.h $(BITMAP_H) $(RECOG_H) $(INSN_ATTR_H) insn-codes.h \
-   insn-config.h $(REGS_H) lra-int.h
-DBGCNT_H = dbgcnt.h dbgcnt.def
 LTO_STREAMER_H = lto-streamer.h $(LINKER_PLUGIN_API_H) $(TARGET_H) \
 		$(CGRAPH_H) $(VEC_H) $(HASH_TABLE_H) $(TREE_H) $(GIMPLE_H) \
 		$(GCOV_IO_H) $(DIAGNOSTIC_H) alloc-pool.h pointer-set.h
-DATA_STREAMER_H = data-streamer.h $(VEC_H) $(LTO_STREAMER_H)
-GIMPLE_STREAMER_H = gimple-streamer.h $(LTO_STREAMER_H) $(BASIC_BLOCK_H) \
-		    $(FUNCTION_H)
-TREE_STREAMER_H = tree-streamer.h $(TREE_H) $(LTO_STREAMER_H) \
-		  $(STREAMER_HOOKS_H)
-STREAMER_HOOKS_H = streamer-hooks.h $(TREE_H)
-TREE_VECTORIZER_H = tree-vectorizer.h $(TREE_DATA_REF_H) $(TARGET_H) \
-	$(HASH_TABLE_H)
 IPA_PROP_H = ipa-prop.h $(TREE_H) $(VEC_H) $(CGRAPH_H) $(GIMPLE_H) alloc-pool.h
-IPA_INLINE_H = ipa-inline.h $(IPA_PROP_H)
-GSTAB_H = gstab.h stab.def
 BITMAP_H = bitmap.h $(HASHTAB_H) statistics.h
 GCC_PLUGIN_H = gcc-plugin.h highlev-plugin-common.h plugin.def \
 		$(CONFIG_H) $(SYSTEM_H) $(HASHTAB_H)
 PLUGIN_H = plugin.h $(GCC_PLUGIN_H)
 PLUGIN_VERSION_H = plugin-version.h configargs.h
-LIBFUNCS_H = libfuncs.h $(HASHTAB_H)
-GRAPHITE_HTAB_H = graphite-htab.h graphite-clast-to-gimple.h $(HASH_TABLE_H)
 CONTEXT_H = context.h
-PASS_MANAGER_H = pass_manager.h pass-instances.def
 
 #\f
 # Now figure out from those variables how to compile and link.
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 14/20] convert LTO to automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (17 preceding siblings ...)
  2013-09-23 14:48 ` [PATCH v4 20/20] remove unused macros Tom Tromey
@ 2013-09-23 14:53 ` Tom Tromey
  2013-09-23 14:54 ` [PATCH v4 19/20] remove last definition of CROSS_FLOAT_H Tom Tromey
  2013-09-25  8:07 ` [PATCH v4 00/20] resurrect automatic dependencies Alexandre Oliva
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:53 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

This converts LTO.

This also fixes a latent buglet in lto/Make-lang.in.  lto_OBJS should
hold all the objects for a language, but LTO never defined this.

	* Make-lang.in (LTO_H, LINKER_PLUGIN_API_H, LTO_TREE_H)
	(lto/lto-lang.o, lto/lto.o, lto/lto-partition.o)
	(lto/lto-object.o): Remove.
---
 gcc/lto/Make-lang.in | 30 +-----------------------------
 1 file changed, 1 insertion(+), 29 deletions(-)

diff --git a/gcc/lto/Make-lang.in b/gcc/lto/Make-lang.in
index c67c58e..66b0015 100644
--- a/gcc/lto/Make-lang.in
+++ b/gcc/lto/Make-lang.in
@@ -23,10 +23,7 @@
 LTO_EXE = lto1$(exeext)
 # The LTO-specific object files inclued in $(LTO_EXE).
 LTO_OBJS = lto/lto-lang.o lto/lto.o lto/lto-object.o attribs.o lto/lto-partition.o lto/lto-symtab.o
-LTO_H = lto/lto.h $(HASHTAB_H)
-LINKER_PLUGIN_API_H = $(srcdir)/../include/plugin-api.h
-LTO_TREE_H = lto/lto-tree.h $(LINKER_PLUGIN_API_H)
-
+lto_OBJS = $(LTO_OBJS)
 
 # Rules
 
@@ -74,30 +71,5 @@ $(LTO_EXE): $(LTO_OBJS) $(BACKEND) $(LIBDEPS)
 	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
 		$(LTO_OBJS) $(BACKEND) $(BACKENDLIBS) $(LIBS)
 
-# Dependencies
-lto/lto-lang.o: lto/lto-lang.c $(CONFIG_H) coretypes.h debug.h \
-	flags.h $(GGC_H) langhooks.h $(LANGHOOKS_DEF_H) $(SYSTEM_H) \
-	$(TARGET_H) $(LTO_H) $(GIMPLE_H) gtype-lto.h gt-lto-lto-lang.h \
-	$(EXPR_H) $(LTO_STREAMER_H)
-lto/lto.o: lto/lto.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(OPTS_H) \
-	toplev.h $(TREE_H) $(TREE_FLOW_H) $(DIAGNOSTIC_CORE_H) $(TM_H) \
-	$(CGRAPH_H) $(GGC_H) tree-ssa-operands.h $(TREE_PASS_H) \
-	langhooks.h $(VEC_H) $(BITMAP_H) pointer-set.h $(IPA_PROP_H) \
-	$(COMMON_H) debug.h $(GIMPLE_H) $(LTO_H) $(LTO_TREE_H) \
-	$(LTO_TAGS_H) $(LTO_STREAMER_H) $(SPLAY_TREE_H) gt-lto-lto.h \
-	$(TREE_STREAMER_H) $(DATA_STREAMER_H) lto/lto-partition.h \
-	$(CONTEXT_H) $(PIPELINE_H)
-lto/lto-partition.o: lto/lto-partition.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	toplev.h $(TREE_H) $(TM_H) \
-	$(CGRAPH_H) $(TIMEVAR_H) \
-	$(LTO_STREAMER_H) $(SPLAY_TREE_H) gt-lto-lto.h $(PARAMS_H) \
-	ipa-inline.h $(IPA_UTILS_H) lto/lto-partition.h
-lto/lto-object.o: lto/lto-object.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(DIAGNOSTIC_CORE_H) $(LTO_H) $(TM_H) $(LTO_STREAMER_H) \
-	../include/simple-object.h
-lto/lto-symtab.o: lto/lto-symtab.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
-	$(TREE_H) $(GIMPLE_H) $(GGC_H) $(HASHTAB_H) \
-	$(LTO_STREAMER_H) $(LINKER_PLUGIN_API_H)
-
 # LTO testing is done as part of C/C++/Fortran etc. testing.
 check-lto:
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* [PATCH v4 19/20] remove last definition of CROSS_FLOAT_H
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (18 preceding siblings ...)
  2013-09-23 14:53 ` [PATCH v4 14/20] convert LTO to automatic dependencies Tom Tromey
@ 2013-09-23 14:54 ` Tom Tromey
  2013-09-25  8:07 ` [PATCH v4 00/20] resurrect automatic dependencies Alexandre Oliva
  20 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-23 14:54 UTC (permalink / raw)
  To: gcc-patches; +Cc: bonzini, Tom Tromey

There is a single definition of CROSS_FLOAT_H in the source.
As far as I can tell, this is never used anywhere.
So, this patch removes it.

	* config/mcore/t-mcore (CROSS_FLOAT_H): Remove.
---
 gcc/config/mcore/t-mcore | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/gcc/config/mcore/t-mcore b/gcc/config/mcore/t-mcore
index 92fefb1..e5f37ee 100644
--- a/gcc/config/mcore/t-mcore
+++ b/gcc/config/mcore/t-mcore
@@ -16,9 +16,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# We have values for float.h.
-CROSS_FLOAT_H = $(srcdir)/config/mcore/gfloat.h
-
 # If support for -m4align is ever re-enabled then comment out the
 # following line and uncomment the multilib lines below.
 
-- 
1.8.1.4

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 08/20] convert the ObjC front end to automatic dependencies
  2013-09-23 14:12 ` [PATCH v4 08/20] convert the ObjC front end to automatic dependencies Tom Tromey
@ 2013-09-23 17:16   ` Mike Stump
  0 siblings, 0 replies; 38+ messages in thread
From: Mike Stump @ 2013-09-23 17:16 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gcc-patches, bonzini

On Sep 23, 2013, at 7:11 AM, Tom Tromey <tromey@redhat.com> wrote:
> This converts the ObjC front end.

Ok.

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 09/20] convert the ObjC++ front end to automatic dependencies
  2013-09-23 14:31 ` [PATCH v4 09/20] convert the ObjC++ " Tom Tromey
@ 2013-09-23 17:43   ` Mike Stump
  0 siblings, 0 replies; 38+ messages in thread
From: Mike Stump @ 2013-09-23 17:43 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gcc-patches, bonzini

On Sep 23, 2013, at 7:11 AM, Tom Tromey <tromey@redhat.com> wrote:
> This converts the ObjC++ front end.

Ok.

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 12/20] convert the Fortran front end to automatic dependencies
  2013-09-23 14:12 ` [PATCH v4 12/20] convert the Fortran front end to automatic dependencies Tom Tromey
@ 2013-09-23 19:24   ` Tobias Burnus
  0 siblings, 0 replies; 38+ messages in thread
From: Tobias Burnus @ 2013-09-23 19:24 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gcc-patches, bonzini

Tom Tromey wrote:
> This convert fortran.

Looks good to me, but I am not really a built-system expert. Hence, I 
wouldn't mind if also Paolo glances at the patch …

Thanks for the nice patch series!

Tobias

> It renames gfortranspec.o to fortran/gfortranspec.o, for uniformity
> and to allow removing an explicit rule.
>
> 	* Make-lang.in (fortran_OBJS): Use fortran/gfortranspec.o.
> 	(gfortranspec.o): Remove.
> 	(CFLAGS-fortran/gfortranspec.o): New variable.
> 	(GFORTRAN_D_OBJS): Update.
> 	($(F95_PARSER_OBJS), fortran/openmp.o, GFORTRAN_TRANS_DEPS)
> 	(fortran/f95-lang.o, fortran/scanner.o, fortran/convert.o)
> 	(fortran/frontend-passes.o, fortran/trans.o, fortran/trans-decl.o)
> 	(fortran/trans-types, fortran/trans-const.o, fortran/trans-expr.o)
> 	(fortran/trans-stmt.o, fortran/trans-openmp.o, fortran/trans-io.o)
> 	(fortran/trans-array.o, fortran/trans-intrinsic.o)
> 	(fortran/dependency.o, fortran/trans-common.o, fortran/resolve.o)
> 	(fortran/data.o, fortran/options.o, fortran/cpp.o)
> 	(fortran/scanner.o, fortran/module.o): Remove.

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 00/20] resurrect automatic dependencies
  2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
                   ` (19 preceding siblings ...)
  2013-09-23 14:54 ` [PATCH v4 19/20] remove last definition of CROSS_FLOAT_H Tom Tromey
@ 2013-09-25  8:07 ` Alexandre Oliva
  2013-09-25  8:39   ` Paolo Bonzini
  20 siblings, 1 reply; 38+ messages in thread
From: Alexandre Oliva @ 2013-09-25  8:07 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gcc-patches, bonzini

On Sep 23, 2013, Tom Tromey <tromey@redhat.com> wrote:

> First, I believe I've addressed all of the comments in Paolo's review.

That's my feeling as well.  Sorry that I didn't manage to go through
earlier versions of the patch before; I've just reviewed v4 plus the
discussions around v3.

Save for one detail, I'm entirely comfortable and quite happy with the
entire patchset.  The detail is the removal of support for compilers
without -c -o.  However, since it has long been broken and Paolo
suggested we drop it altogether, I'm going along with that plan.

As far as I'm concerned, the patch is approved, but I suggest giving
Paolo a couple more days to chime in, since he reviewed the previous
version.

Thanks!

-- 
Alexandre Oliva, freedom fighter    http://FSFLA.org/~lxoliva/
You must be the change you wish to see in the world. -- Gandhi
Be Free! -- http://FSFLA.org/   FSF Latin America board member
Free Software Evangelist      Red Hat Brazil Compiler Engineer

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 00/20] resurrect automatic dependencies
  2013-09-25  8:07 ` [PATCH v4 00/20] resurrect automatic dependencies Alexandre Oliva
@ 2013-09-25  8:39   ` Paolo Bonzini
  2013-09-25 17:19     ` Tom Tromey
  0 siblings, 1 reply; 38+ messages in thread
From: Paolo Bonzini @ 2013-09-25  8:39 UTC (permalink / raw)
  To: Alexandre Oliva; +Cc: Tom Tromey, gcc-patches

Il 25/09/2013 06:37, Alexandre Oliva ha scritto:
> On Sep 23, 2013, Tom Tromey <tromey@redhat.com> wrote:
> 
>> First, I believe I've addressed all of the comments in Paolo's review.
> 
> That's my feeling as well.  Sorry that I didn't manage to go through
> earlier versions of the patch before; I've just reviewed v4 plus the
> discussions around v3.
> 
> Save for one detail, I'm entirely comfortable and quite happy with the
> entire patchset.  The detail is the removal of support for compilers
> without -c -o.  However, since it has long been broken and Paolo
> suggested we drop it altogether, I'm going along with that plan.

Yeah, if zlib can afford not having support for that, and also
considering that we're now talking of a C++ compiler without -c -o
(which is probably even more rare)... than I really think we can drop that.

> As far as I'm concerned, the patch is approved, but I suggest giving
> Paolo a couple more days to chime in, since he reviewed the previous
> version.

The series is good!

Thanks,

Paolo

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 00/20] resurrect automatic dependencies
  2013-09-25  8:39   ` Paolo Bonzini
@ 2013-09-25 17:19     ` Tom Tromey
  2013-09-25 17:34       ` Jan Hubicka
  0 siblings, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-09-25 17:19 UTC (permalink / raw)
  To: Paolo Bonzini; +Cc: Alexandre Oliva, gcc-patches

Paolo> The series is good!

Thanks!

I'm checking it in now.  I'll be around to fix up any bugs I introduce.
I'll send a note to the gcc list when I'm done, just to warn people.

Tom

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 00/20] resurrect automatic dependencies
  2013-09-25 17:19     ` Tom Tromey
@ 2013-09-25 17:34       ` Jan Hubicka
  0 siblings, 0 replies; 38+ messages in thread
From: Jan Hubicka @ 2013-09-25 17:34 UTC (permalink / raw)
  To: Tom Tromey; +Cc: Paolo Bonzini, Alexandre Oliva, gcc-patches

> Paolo> The series is good!
> 
> Thanks!
> 
> I'm checking it in now.  I'll be around to fix up any bugs I introduce.
> I'll send a note to the gcc list when I'm done, just to warn people.

Thank you for working on this!
Honza
> 
> Tom

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-09-23 14:12 ` [PATCH v4 04/20] add configury Tom Tromey
@ 2013-09-27 20:10   ` Gerald Pfeifer
  2013-09-27 21:57     ` Tom Tromey
  2013-09-30  9:26     ` Paolo Bonzini
  0 siblings, 2 replies; 38+ messages in thread
From: Gerald Pfeifer @ 2013-09-27 20:10 UTC (permalink / raw)
  To: Tom Tromey; +Cc: gcc-patches, bonzini

Hi Tom,

On Mon, 23 Sep 2013, Tom Tromey wrote:
> This adds the configury needed for automatic dependency tracking.  It
> also adds some bits to the Makefile so we can begin converting
> (removing) explicit dependencies.
> 
> 	* Makefile.in (CCDEPMODE, DEPDIR, depcomp, COMPILE.base)
> 	(COMPILE, POSTCOMPILE): New variables.
> 	(.cc.o .c.o): Use COMPILE, POSTCOMPILE.

I believe this may be breaking all my testers on FreeBSD 
(i386-unknown-freebsd10.0 for example).  The timing of when this
patchset went in fits pretty much when my builds started to break
and I am wondering about some code.

Here is the failure mode:

gmake[2]: Entering directory `/scratch/tmp/gerald/OBJ-0927-1848/gcc'
g++ -c  -DIN_GCC_FRONTEND -g -O2 -DIN_GCC   -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common
-DHAVE_CONFIG_H -I. -Ic -I/scratch/tmp/gerald/gcc-HEAD/gcc ...[-I 
options]...
-o c/c-lang.o -MT c/c-lang.o -MMD -MP -MF c/.deps/c-lang.TPo
/scratch/tmp/gerald/gcc-HEAD/gcc/c/c-lang.c
cc1plus: error: unrecognized command line option "-Wno-narrowing"
gmake[2]: *** [c/c-lang.o] Error 1
gmake[1]: *** [install-gcc] Error 2
gmake: *** [install] Error 2

The issue is the invocation of g++ (the old system compiler, not what
we built) with -Wno-narrowing (a new option).

And looking at the code, I see

  +COMPILE.base = $(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) -o $@
  +ifeq ($(CCDEPMODE),depmode=gcc3)
  +# Note a subtlety here: we use $(@D) for the directory part, to make
  +# things like the go/%.o rule work properly; but we use $(*F) for the
  +# file part, as we just want the file part of the stem, not the entire
  +# file name.
  +COMPILE = $(COMPILE.base) -MT $@ -MMD -MP -MF $(@D)/$(DEPDIR)/$(*F).TPo
  +POSTCOMPILE = @mv $(@D)/$(DEPDIR)/$(*F).TPo $(@D)/$(DEPDIR)/$(*F).Po
  +else
  +COMPILE = source='$<' object='$@' libtool=no \
  +    DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) $(COMPILE.base)
  +POSTCOMPILE =
  +endif

Where does $(ALL_COMPILERFLAGS) compile from?  If I read the code
right, we do disable these warnings for the stage1 build.  However,
the install compiler is the same -- so I guess we should disable
warnings there, too?

Gerald

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-09-27 20:10   ` Gerald Pfeifer
@ 2013-09-27 21:57     ` Tom Tromey
  2013-09-30  9:26     ` Paolo Bonzini
  1 sibling, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-09-27 21:57 UTC (permalink / raw)
  To: Gerald Pfeifer; +Cc: gcc-patches, bonzini

Gerald> And looking at the code, I see
Gerald>   +COMPILE.base = $(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) -o $@
[...]
Gerald> Where does $(ALL_COMPILERFLAGS) compile from?

Look a little further down in the patch:

 .cc.o .c.o:
-	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $< $(OUTPUT_OPTION)
+	$(COMPILE) $<
+	$(POSTCOMPILE)


... that is, the patches didn't change this part.  ALL_COMPILERFLAGS was
used before and it is used now.  I don't think this series touched how
this variable is computed, either.

Gerald> If I read the code
Gerald> right, we do disable these warnings for the stage1 build.  However,
Gerald> the install compiler is the same -- so I guess we should disable
Gerald> warnings there, too?

I'm afraid I don't understand.


If I were debugging this then I think I would start by looking in
config.log to see why the compiler accepted -Wno-narrowing.

Actually, I looked in my own config.log and I see it isn't very
informative:

configure:6280: checking whether gcc supports -Wnarrowing
configure:6306: result: yes

I suppose I would hack in a "set -x" / "set +x" pair into configure
around the warning-checking section and then see what happens.

Tom

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-09-27 20:10   ` Gerald Pfeifer
  2013-09-27 21:57     ` Tom Tromey
@ 2013-09-30  9:26     ` Paolo Bonzini
  2013-09-30 16:08       ` Iain Sandoe
  2013-10-14 22:53       ` Gerald Pfeifer
  1 sibling, 2 replies; 38+ messages in thread
From: Paolo Bonzini @ 2013-09-30  9:26 UTC (permalink / raw)
  To: Gerald Pfeifer; +Cc: Tom Tromey, gcc-patches

Il 27/09/2013 21:45, Gerald Pfeifer ha scritto:
> I believe this may be breaking all my testers on FreeBSD 
> (i386-unknown-freebsd10.0 for example).  The timing of when this
> patchset went in fits pretty much when my builds started to break
> and I am wondering about some code.
> 
> Here is the failure mode:
> 
> gmake[2]: Entering directory `/scratch/tmp/gerald/OBJ-0927-1848/gcc'
> g++ -c  -DIN_GCC_FRONTEND -g -O2 -DIN_GCC   -fno-exceptions -fno-rtti
> -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
> -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
> -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common
> -DHAVE_CONFIG_H -I. -Ic -I/scratch/tmp/gerald/gcc-HEAD/gcc ...[-I 
> options]...
> -o c/c-lang.o -MT c/c-lang.o -MMD -MP -MF c/.deps/c-lang.TPo
> /scratch/tmp/gerald/gcc-HEAD/gcc/c/c-lang.c
> cc1plus: error: unrecognized command line option "-Wno-narrowing"
> gmake[2]: *** [c/c-lang.o] Error 1
> gmake[1]: *** [install-gcc] Error 2
> gmake: *** [install] Error 2
> 
> The issue is the invocation of g++ (the old system compiler, not what
> we built) with -Wno-narrowing (a new option).

Why is install building anything?

Paolo

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-09-30  9:26     ` Paolo Bonzini
@ 2013-09-30 16:08       ` Iain Sandoe
  2013-10-14 22:53       ` Gerald Pfeifer
  1 sibling, 0 replies; 38+ messages in thread
From: Iain Sandoe @ 2013-09-30 16:08 UTC (permalink / raw)
  To: Paolo Bonzini; +Cc: Gerald Pfeifer, Tom Tromey, gcc-patches


On 30 Sep 2013, at 08:45, Paolo Bonzini wrote:

> Il 27/09/2013 21:45, Gerald Pfeifer ha scritto:
>> I believe this may be breaking all my testers on FreeBSD 
>> (i386-unknown-freebsd10.0 for example).  The timing of when this
>> patchset went in fits pretty much when my builds started to break
>> and I am wondering about some code.
>> 
>> Here is the failure mode:
>> 
>> gmake[2]: Entering directory `/scratch/tmp/gerald/OBJ-0927-1848/gcc'
>> g++ -c  -DIN_GCC_FRONTEND -g -O2 -DIN_GCC   -fno-exceptions -fno-rtti
>> -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
>> -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
>> -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common
>> -DHAVE_CONFIG_H -I. -Ic -I/scratch/tmp/gerald/gcc-HEAD/gcc ...[-I 
>> options]...
>> -o c/c-lang.o -MT c/c-lang.o -MMD -MP -MF c/.deps/c-lang.TPo
>> /scratch/tmp/gerald/gcc-HEAD/gcc/c/c-lang.c
>> cc1plus: error: unrecognized command line option "-Wno-narrowing"
>> gmake[2]: *** [c/c-lang.o] Error 1
>> gmake[1]: *** [install-gcc] Error 2
>> gmake: *** [install] Error 2
>> 
>> The issue is the invocation of g++ (the old system compiler, not what
>> we built) with -Wno-narrowing (a new option).
> 
> Why is install building anything?

I don't know if the case above is related, but AFAICT, java always builds ec1 at install time (and I wonder what the reason for  that is).
Iain

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-09-30  9:26     ` Paolo Bonzini
  2013-09-30 16:08       ` Iain Sandoe
@ 2013-10-14 22:53       ` Gerald Pfeifer
  2013-10-15  7:57         ` Paolo Bonzini
  2013-10-15 13:34         ` Tom Tromey
  1 sibling, 2 replies; 38+ messages in thread
From: Gerald Pfeifer @ 2013-10-14 22:53 UTC (permalink / raw)
  To: Tom Tromey, Paolo Bonzini; +Cc: gcc-patches

On Fri, 27 Sep 2013, Tom Tromey wrote:
> Look a little further down in the patch:
> 
>  .cc.o .c.o:
> -	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $< $(OUTPUT_OPTION)
> +	$(COMPILE) $<
> +	$(POSTCOMPILE)
> 
> ... that is, the patches didn't change this part.  ALL_COMPILERFLAGS was
> used before and it is used now.  I don't think this series touched how
> this variable is computed, either.

Looks like this was a red herring.  Sorry for that.

> If I were debugging this then I think I would start by looking in
> config.log to see why the compiler accepted -Wno-narrowing.

On Mon, 30 Sep 2013, Paolo Bonzini wrote:
> Why is install building anything?

I believe this may be the key element.  Configury really is _not_
an area I am an expert in, but I did some experiments:

 - Revision r202892 | law | 2013-09-25 15:33:34 +0000 (Wed, 25 Sep 2013)
   builds just fine on my tester(s).

   Revision r202912 | tromey | 2013-09-25 16:33:30 +0000 (Wed, 25 Sep 2013)
   fails.  So, this definitely was introduced by this patch set.

 - When I do a gmake at the top level of the build tree, nothing is 
   rebuilt at all.  This only happens during `gmake install`

 - The problem is not actually the set of flags being used.  On a 
   different tester clang is the bootstrap compiler, and this is
   also the one invoked for `gmake install`.  If anything, shouldn't
   the just built compiler be used _if_ anything is left to compile?

Is nobody else seeing this?  Or is everyone just lucky enough to have
a recent version of GCC as the default compiler?

Gerald

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-10-14 22:53       ` Gerald Pfeifer
@ 2013-10-15  7:57         ` Paolo Bonzini
  2013-10-15 13:34         ` Tom Tromey
  1 sibling, 0 replies; 38+ messages in thread
From: Paolo Bonzini @ 2013-10-15  7:57 UTC (permalink / raw)
  To: Gerald Pfeifer; +Cc: Tom Tromey, gcc-patches

Il 15/10/2013 00:28, Gerald Pfeifer ha scritto:
>  - The problem is not actually the set of flags being used.  On a 
>    different tester clang is the bootstrap compiler, and this is
>    also the one invoked for `gmake install`.  If anything, shouldn't
>    the just built compiler be used _if_ anything is left to compile?

Yes---but then, the question remains as to why anything is built at all.

Paolo

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-10-14 22:53       ` Gerald Pfeifer
  2013-10-15  7:57         ` Paolo Bonzini
@ 2013-10-15 13:34         ` Tom Tromey
  2013-10-16  0:21           ` Gerald Pfeifer
  1 sibling, 1 reply; 38+ messages in thread
From: Tom Tromey @ 2013-10-15 13:34 UTC (permalink / raw)
  To: Gerald Pfeifer; +Cc: Paolo Bonzini, gcc-patches

Gerald>  - When I do a gmake at the top level of the build tree, nothing is 
Gerald>    rebuilt at all.  This only happens during `gmake install`
[...]
Gerald> Is nobody else seeing this?  Or is everyone just lucky enough to have
Gerald> a recent version of GCC as the default compiler?

How exactly are you configuring and invoking "make"?
I will try to reproduce it.

Tom

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-10-15 13:34         ` Tom Tromey
@ 2013-10-16  0:21           ` Gerald Pfeifer
  2013-10-16 21:01             ` Tom Tromey
  0 siblings, 1 reply; 38+ messages in thread
From: Gerald Pfeifer @ 2013-10-16  0:21 UTC (permalink / raw)
  To: Tom Tromey; +Cc: Paolo Bonzini, gcc-patches

On Tue, 15 Oct 2013, Tom Tromey wrote:
>> Is nobody else seeing this?  Or is everyone just lucky enough to have
>> a recent version of GCC as the default compiler?
> How exactly are you configuring and invoking "make"?
> I will try to reproduce it.

Super, thanks Tom!

I've tried to reproduce this manually and had some mixed results, but 
basically my script does this:

  % mkdir /scratch2/tmp/gerald/OBJ-1014-1920
  % cd /scratch2/tmp/gerald/OBJ-1014-1920
  % $GCC_SOURCE/configure --prefix=/home/gerald/something
  % gmake bootstrap-lean
  % gmake install

Wait a minute!  

It _looks_ like I can get this to succeed using "gmake bootstrap" 
and have the very same script fail using "gmake bootstrap-lean".

Can you reproduce that?

Gerald

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 04/20] add configury
  2013-10-16  0:21           ` Gerald Pfeifer
@ 2013-10-16 21:01             ` Tom Tromey
  0 siblings, 0 replies; 38+ messages in thread
From: Tom Tromey @ 2013-10-16 21:01 UTC (permalink / raw)
  To: Gerald Pfeifer; +Cc: Paolo Bonzini, gcc-patches

>>>>> "Gerald" == Gerald Pfeifer <gerald@pfeifer.com> writes:

Gerald>   % mkdir /scratch2/tmp/gerald/OBJ-1014-1920
Gerald>   % cd /scratch2/tmp/gerald/OBJ-1014-1920
Gerald>   % $GCC_SOURCE/configure --prefix=/home/gerald/something
Gerald>   % gmake bootstrap-lean
Gerald>   % gmake install

Gerald> Wait a minute!  

Gerald> It _looks_ like I can get this to succeed using "gmake bootstrap" 
Gerald> and have the very same script fail using "gmake bootstrap-lean".

Gerald> Can you reproduce that?

Yeah, the bootstrap-lean + install combination fails for me.

Tom

^ permalink raw reply	[flat|nested] 38+ messages in thread

* Re: [PATCH v4 15/20] remove explicit dependencies
  2013-09-23 14:12 ` [PATCH v4 15/20] remove explicit dependencies Tom Tromey
@ 2021-08-09 11:34   ` Thomas Schwinge
  0 siblings, 0 replies; 38+ messages in thread
From: Thomas Schwinge @ 2021-08-09 11:34 UTC (permalink / raw)
  To: gcc-patches

[-- Attachment #1: Type: text/plain, Size: 783 bytes --]

Hi!

On 2013-09-23T08:11:55-0600, Tom Tromey <tromey@redhat.com> wrote:
> This removes most of the explicit dependencies for host objects.

Yay for automating this!

> --- a/gcc/Makefile.in
> +++ b/gcc/Makefile.in

> -trans-mem.o : [...] \
> -     gt-trans-mem.h

Etc.

As obvious, pushed '[documentation] No need anymore to "mention
['gt-*.h' file] as a dependency in the 'Makefile'"' to master branch
in commit 7cc85851bc7981b999f9ebadcf3f4b2c34c0ce07, see attached.


Grüße
 Thomas


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[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: 0001-documentation-No-need-anymore-to-mention-gt-.h-file-.patch --]
[-- Type: text/x-diff, Size: 1044 bytes --]

From 7cc85851bc7981b999f9ebadcf3f4b2c34c0ce07 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 4 Aug 2021 13:52:58 +0200
Subject: [PATCH] [documentation] No need anymore to "mention ['gt-*.h' file]
 as a dependency in the 'Makefile'"

... as of r202907 (Git commit b6541edc52ed57b6e47150396356d3080ba81034)
"remove explicit dependencies".

	gcc/
	* doc/gty.texi (Files): Update.
---
 gcc/doc/gty.texi | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gcc/doc/gty.texi b/gcc/doc/gty.texi
index b90931dcc9c..cf070c1f7f7 100644
--- a/gcc/doc/gty.texi
+++ b/gcc/doc/gty.texi
@@ -630,8 +630,7 @@ pathname relative to the @file{gcc} directory with slashes replaced by
 @verb{|-|}, so for example the header file to be included in
 @file{cp/parser.c} is called @file{gt-cp-parser.h}.  The
 generated header file should be included after everything else in the
-source file.  Don't forget to mention this file as a dependency in the
-@file{Makefile}!
+source file.
 
 @end enumerate
 
-- 
2.30.2


^ permalink raw reply	[flat|nested] 38+ messages in thread

end of thread, other threads:[~2021-08-09 11:34 UTC | newest]

Thread overview: 38+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2013-09-23 14:12 [PATCH v4 00/20] resurrect automatic dependencies Tom Tromey
2013-09-23 14:12 ` [PATCH v4 02/20] update generated_files Tom Tromey
2013-09-23 14:12 ` [PATCH v4 08/20] convert the ObjC front end to automatic dependencies Tom Tromey
2013-09-23 17:16   ` Mike Stump
2013-09-23 14:12 ` [PATCH v4 01/20] clean up SHLIB so subshells are not needed Tom Tromey
2013-09-23 14:12 ` [PATCH v4 17/20] fix t-i386 Tom Tromey
2013-09-23 14:12 ` [PATCH v4 07/20] convert the C++ front end to automatic dependencies Tom Tromey
2013-09-23 14:12 ` [PATCH v4 18/20] fix t-glibc Tom Tromey
2013-09-23 14:12 ` [PATCH v4 12/20] convert the Fortran front end to automatic dependencies Tom Tromey
2013-09-23 19:24   ` Tobias Burnus
2013-09-23 14:12 ` [PATCH v4 11/20] Fix up c-family targets Tom Tromey
2013-09-23 14:12 ` [PATCH v4 16/20] make out_object_file rule use automatic dependencies Tom Tromey
2013-09-23 14:12 ` [PATCH v4 15/20] remove explicit dependencies Tom Tromey
2021-08-09 11:34   ` Thomas Schwinge
2013-09-23 14:12 ` [PATCH v4 03/20] move generated_files order-only dependency later Tom Tromey
2013-09-23 14:12 ` [PATCH v4 04/20] add configury Tom Tromey
2013-09-27 20:10   ` Gerald Pfeifer
2013-09-27 21:57     ` Tom Tromey
2013-09-30  9:26     ` Paolo Bonzini
2013-09-30 16:08       ` Iain Sandoe
2013-10-14 22:53       ` Gerald Pfeifer
2013-10-15  7:57         ` Paolo Bonzini
2013-10-15 13:34         ` Tom Tromey
2013-10-16  0:21           ` Gerald Pfeifer
2013-10-16 21:01             ` Tom Tromey
2013-09-23 14:31 ` [PATCH v4 10/20] convert the Java front end to automatic dependencies Tom Tromey
2013-09-23 14:31 ` [PATCH v4 09/20] convert the ObjC++ " Tom Tromey
2013-09-23 17:43   ` Mike Stump
2013-09-23 14:31 ` [PATCH v4 06/20] convert the C " Tom Tromey
2013-09-23 14:32 ` [PATCH v4 05/20] remove AM_PROG_CC_C_O Tom Tromey
2013-09-23 14:45 ` [PATCH v4 13/20] convert the Go front end to automatic dependencies Tom Tromey
2013-09-23 14:48 ` [PATCH v4 20/20] remove unused macros Tom Tromey
2013-09-23 14:53 ` [PATCH v4 14/20] convert LTO to automatic dependencies Tom Tromey
2013-09-23 14:54 ` [PATCH v4 19/20] remove last definition of CROSS_FLOAT_H Tom Tromey
2013-09-25  8:07 ` [PATCH v4 00/20] resurrect automatic dependencies Alexandre Oliva
2013-09-25  8:39   ` Paolo Bonzini
2013-09-25 17:19     ` Tom Tromey
2013-09-25 17:34       ` Jan Hubicka

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