# Top level -*- makefile -*- fragment for LTO
#   Copyright (C) 2009, 2010
#   Free Software Foundation, Inc.

#This file is part of GCC.

#GCC is free software; you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation; either version 3, or (at your option)
#any later version.

#GCC is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

# Variables

# The name of the LTO compiler.
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_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)


# Rules

# These hooks are used by the main GCC Makefile.  Consult that
# Makefile for documentation.
lto.all.cross: $(LTO_EXE)
lto.start.encap: $(LTO_EXE)
lto.rest.encap:
lto.tags:
lto.install-common:
lto.install-man:
lto.install-info:
lto.dvi:
lto.pdf:
lto.install-pdf:
lto.html:
lto.install-html:
lto.uninstall:
lto.info:
lto.man:
lto.srcextra:
lto.srcman:
lto.srcinfo:
lto.install-plugin:

lto.mostlyclean:
	rm -f $(LTO_OBJS) $(LTO_EXE)

lto.clean:
lto.distclean:
lto.maintainer-clean:
lto.stage1:
lto.stage2:
lto.stage3:
lto.stage4:
lto.stageprofile:
lto.stagefeedback:

# LTO rules.

# Use strict warnings for this front end.
lto-warn = $(STRICT_WARN)

$(LTO_EXE): $(LTO_OBJS) $(BACKEND) $(LIBDEPS)
	+$(LINKER) $(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) $(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 $(TIMEVAR_H) $(GIMPLE_H) $(LTO_H) $(LTO_TREE_H) \
	$(LTO_TAGS_H) $(LTO_STREAMER_H) $(SPLAY_TREE_H) gt-lto-lto.h $(PARAMS_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 testing is done as part of C/C++/Fortran etc. testing.
check-lto: