common-target-def.h, [...]: New files.

	* common/common-target-def.h, common/common-target.def,
	common/common-target.h, common/config/default-common.c,
	common/config/pa/pa-common.c: New files.
	* Makefile.in (common_out_file, common_out_object_file,
	COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
	(OBJS-libcommon-target): Include $(common_out_object_file).
	(prefix.o): Update dependencies.
	($(common_out_object_file), common/common-target-hooks-def.h,
	s-common-target-hooks-def-h): New.
	(s-tm-texi): Also check timestamp on common-target.def.
	(build/genhooks.o): Update dependencies.
	* config.gcc (common_out_file, target_has_targetm_common): Define.
	* config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
	TARGET_ALWAYS_STRIP_DOTDOT.
	* configure.ac (common_out_object_file): Define.
	(common_out_file, common_out_object_file): Substitute.
	(common): Create directory.
	* configure: Regenerate.
	* doc/tm.texi.in (targetm_common): Document.
	(TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
	* doc/tm.texi: Regenerate.
	* genhooks.c (hook_array): Also include common/common-target.def.
	* prefix.c (tm.h): Don't include.
	(common/common-target.h): Include.
	(ALWAYS_STRIP_DOTDOT): Don't define.
	(update_path): Use targetm_common.always_strip_dotdot instead of
	ALWAYS_STRIP_DOTDOT.
	* system.h (ALWAYS_STRIP_DOTDOT): Poison.

From-SVN: r175052

1 files changed, 26 insertions, 4 deletions

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 24d1615..2f9610a 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -480,6 +480,8 @@ TM_MULTILIB_CONFIG=@TM_MULTILIB_CONFIG@
 TM_MULTILIB_EXCEPTIONS_CONFIG=@TM_MULTILIB_EXCEPTIONS_CONFIG@
 out_file=$(srcdir)/config/@out_file@
 out_object_file=@out_object_file@
+common_out_file=$(srcdir)/common/config/@common_out_file@
+common_out_object_file=@common_out_object_file@
 md_file=$(srcdir)/config/@md_file@
 tm_file_list=@tm_file_list@
 tm_include_list=@tm_include_list@
@@ -888,8 +890,10 @@ VEC_H = vec.h statistics.h
 EXCEPT_H = except.h $(HASHTAB_H) vecprim.h vecir.h
 TARGET_DEF = target.def target-hooks-macros.h
 C_TARGET_DEF = c-family/c-target.def target-hooks-macros.h
+COMMON_TARGET_DEF = common/common-target.def target-hooks-macros.h
 TARGET_H = $(TM_H) target.h $(TARGET_DEF) insn-modes.h
 C_TARGET_H = c-family/c-target.h $(C_TARGET_DEF)
+COMMON_TARGET_H = common/common-target.h $(COMMON_TARGET_DEF)
 MACHMODE_H = machmode.h mode-classes.def insn-modes.h
 HOOKS_H = hooks.h $(MACHMODE_H)
 HOSTHOOKS_DEF_H = hosthooks-def.h $(HOOKS_H)
@@ -897,6 +901,8 @@ 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_TARGET_DEF_H = common/common-target-def.h \
+  common/common-target-hooks-def.h $(HOOKS_H)
 RTL_BASE_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)
@@ -1492,7 +1498,8 @@ OBJS-libcommon = diagnostic.o pretty-print.o intl.o input.o version.o
 
 # Objects in libcommon-target.a, used by drivers and by the core
 # compiler and containing target-dependent code.
-OBJS-libcommon-target = prefix.o opts-common.o options.o
+OBJS-libcommon-target = $(common_out_object_file) prefix.o opts-common.o \
+	options.o
 
 # This lists all host objects for the front ends.
 ALL_HOST_FRONTEND_OBJS = $(C_OBJS) \
@@ -2224,8 +2231,8 @@ 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)
 
-prefix.o: prefix.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) prefix.h \
-	Makefile $(BASEVER)
+prefix.o: prefix.c $(CONFIG_H) $(SYSTEM_H) coretypes.h prefix.h \
+	$(COMMON_TARGET_H) Makefile $(BASEVER)
 	$(COMPILER) $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
 	-DPREFIX=\"$(prefix)\" -DBASEVER=$(BASEVER_s) \
 	  -c $(srcdir)/prefix.c $(OUTPUT_OPTION)
@@ -3544,6 +3551,11 @@ $(out_object_file): $(out_file) $(CONFIG_H) coretypes.h $(TM_H) $(TREE_H) \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
 		$(out_file) $(OUTPUT_OPTION)
 
+$(common_out_object_file): $(common_out_file) $(CONFIG_H) $(SYSTEM_H) \
+    coretypes.h $(COMMON_TARGET_H) $(COMMON_TARGET_DEF_H) $(TM_H)
+	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) \
+	  $< $(OUTPUT_OPTION)
+
 # Build auxiliary files that support ecoff format.
 mips-tfile: mips-tfile.o $(LIBDEPS)
 	$(LINKER) $(LINKERFLAGS) $(LDFLAGS) -o $@ \
@@ -3743,6 +3755,15 @@ s-c-target-hooks-def-h: build/genhooks$(build_exeext)
 					     c-family/c-target-hooks-def.h
 	$(STAMP) s-c-target-hooks-def-h
 
+common/common-target-hooks-def.h: s-common-target-hooks-def-h; @true
+
+s-common-target-hooks-def-h: build/genhooks$(build_exeext)
+	$(RUN_GEN) build/genhooks$(build_exeext) "Common Target Hook" \
+					     > tmp-common-target-hooks-def.h
+	$(SHELL) $(srcdir)/../move-if-change tmp-common-target-hooks-def.h \
+					     common/common-target-hooks-def.h
+	$(STAMP) s-common-target-hooks-def-h
+
 # check if someone mistakenly only changed tm.texi.
 # We use a different pathname here to avoid a circular dependency.
 s-tm-texi: $(srcdir)/doc/../doc/tm.texi
@@ -3765,6 +3786,7 @@ s-tm-texi: build/genhooks$(build_exeext) $(srcdir)/doc/tm.texi.in
 	elif test $(srcdir)/doc/tm.texi -nt $(srcdir)/doc/tm.texi.in \
 	  && ( test $(srcdir)/doc/tm.texi -nt $(srcdir)/target.def \
 	    || test $(srcdir)/doc/tm.texi -nt $(srcdir)/c-family/c-target.def \
+	    || test $(srcdir)/doc/tm.texi -nt $(srcdir)/common/common-target.def \
 	  ); then \
 	  echo >&2 ; \
 	  echo You should edit $(srcdir)/doc/tm.texi.in rather than $(srcdir)/doc/tm.texi . >&2 ; \
@@ -3979,7 +4001,7 @@ build/genpreds.o : genpreds.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
 build/genrecog.o : genrecog.c $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
   coretypes.h $(GTM_H) errors.h $(READ_MD_H) gensupport.h
 build/genhooks.o : genhooks.c $(TARGET_DEF) $(C_TARGET_DEF)		\
-  $(BCONFIG_H) $(SYSTEM_H) errors.h
+  $(COMMON_TARGET_DEF) $(BCONFIG_H) $(SYSTEM_H) errors.h
 
 # Compile the programs that generate insn-* from the machine description.
 # They are compiled with $(COMPILER_FOR_BUILD), and associated libraries,