# Make-lang.in -- Top level -*- makefile -*- fragment for gcc Go frontend.

# Copyright (C) 2009-2023 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/>.

# This file provides the language dependent support in the main Makefile.

# Installation name.

GCCGO_INSTALL_NAME := $(shell echo gccgo|sed '$(program_transform_name)')
GCCGO_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo gccgo|sed '$(program_transform_name)')

# The name for selecting go in LANGUAGES.
go: go1$(exeext)
go.serial = go1$(exeext)

.PHONY: go

CFLAGS-go/gospec.o += $(DRIVER_DEFINES)

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 \
	  $(EXTRA_GCC_LIBS) $(LIBS)

# The cross-compiler version.  This is built mainly as a signal to the
# go.install-common target.  If this executable exists, it means that
# go.all.cross was run.
gccgo-cross$(exeext): gccgo$(exeext)
	-rm -f gccgo-cross$(exeext)
	cp gccgo$(exeext) gccgo-cross$(exeext)

# Use strict warnings.
go-warn = $(STRICT_WARN)

GO_OBJS = \
	go/ast-dump.o \
	go/embed.o \
	go/escape.o \
	go/export.o \
	go/expressions.o \
	go/go-backend.o \
	go/go-diagnostics.o \
	go/go-encode-id.o \
	go/go-dump.o \
	go/go-gcc.o \
	go/go-gcc-diagnostics.o \
	go/go-lang.o \
	go/go-linemap.o \
	go/go-optimize.o \
	go/go-sha1.o \
	go/go.o \
	go/gogo.o \
	go/import.o \
	go/import-archive.o \
	go/lex.o \
	go/names.o \
	go/parse.o \
	go/runtime.o \
	go/statements.o \
	go/types.o \
	go/unsafe.o \
	go/wb.o

go_OBJS = $(GO_OBJS) go/gospec.o

go1$(exeext): $(GO_OBJS) attribs.o $(BACKEND) $(LIBDEPS) $(go.prev)
	@$(call LINK_PROGRESS,$(INDEX.go),start)
	+$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
	      $(GO_OBJS) attribs.o $(BACKEND) $(LIBS) $(BACKENDLIBS)
	@$(call LINK_PROGRESS,$(INDEX.go),end)

# Documentation.

GO_TEXI_FILES = \
	go/gccgo.texi \
	$(gcc_docdir)/include/fdl.texi \
	$(gcc_docdir)/include/gpl_v3.texi \
	$(gcc_docdir)/include/gcc-common.texi \
	gcc-vers.texi

doc/gccgo.info: $(GO_TEXI_FILES)
	if test "x$(BUILD_INFO)" = xinfo; then \
	  rm -f doc/gccgo.info*; \
	  $(MAKEINFO) $(MAKEINFOFLAGS) -I $(gcc_docdir) \
		-I $(gcc_docdir)/include -o $@ $<; \
	else true; fi

doc/gccgo.dvi: $(GO_TEXI_FILES)
	$(TEXI2DVI) -I $(abs_docdir) -I $(abs_docdir)/include -o $@ $<

doc/gccgo.pdf: $(GO_TEXI_FILES)
	$(TEXI2PDF) -I $(abs_docdir) -I $(abs_docdir)/include -o $@ $<

$(build_htmldir)/go/index.html: $(GO_TEXI_FILES)
	$(mkinstalldirs) $(@D)
	rm -f $(@D)/*
	$(TEXI2HTML) -I $(gcc_docdir) -I $(gcc_docdir)/include \
		-I $(srcdir)/go -o $(@D) $<

.INTERMEDIATE: gccgo.pod

gccgo.pod: go/gccgo.texi
	-$(TEXI2POD) -D gccgo < $< > $@

# Build hooks.

go.all.cross: gccgo-cross$(exeext)
go.start.encap: gccgo$(exeext)
go.rest.encap:
go.info: doc/gccgo.info
go.dvi: doc/gccgo.dvi
go.pdf: doc/gccgo.pdf
go.html: $(build_htmldir)/go/index.html
go.srcinfo: doc/gccgo.info
	-cp -p $^ $(srcdir)/doc
go.srcextra:
go.tags: force
	cd $(srcdir)/go; \
	$(ETAGS) -o TAGS.sub *.cc *.h gofrontend/*.h gofrontend/*.cc; \
	$(ETAGS) --include TAGS.sub --include ../TAGS.sub
go.man: doc/gccgo.1
go.srcman: doc/gccgo.1
	-cp -p $^ $(srcdir)/doc

lang_checks += check-go
lang_checks_parallelized += check-go
check_go_parallelize = 10

# No go-specific selftests
selftest-go:

# Install hooks.

go.install-common: installdirs
	-rm -f $(DESTDIR)$(bindir)/$(GCCGO_INSTALL_NAME)$(exeext)
	$(INSTALL_PROGRAM) gccgo$(exeext) $(DESTDIR)$(bindir)/$(GCCGO_INSTALL_NAME)$(exeext)
	-if test -f go1$(exeext); then \
	  if test -f gccgo-cross$(exeext); then \
	    :; \
	  else \
	    rm -f $(DESTDIR)$(bindir)/$(GCCGO_TARGET_INSTALL_NAME)$(exeext); \
	    ( cd $(DESTDIR)$(bindir) && \
	      $(LN) $(GCCGO_INSTALL_NAME)$(exeext) $(GCCGO_TARGET_INSTALL_NAME)$(exeext) ); \
	  fi; \
	fi

go.install-plugin:

go.install-info: $(DESTDIR)$(infodir)/gccgo.info

go.install-pdf: doc/gccgo.pdf
	@$(NORMAL_INSTALL)
	test -z "$(pdfdir)" || $(mkinstalldirs) "$(DESTDIR)$(pdfdir)/gcc"
	@for p in doc/gccgo.pdf; do \
	  if test -f "$$p"; then d=; else d="$(srcdir)/"; fi; \
	  f=$(pdf__strip_dir) \
	  echo " $(INSTALL_DATA) '$$d$$p' '$(DESTDIR)$(pdfdir)/gcc/$$f'"; \
	  $(INSTALL_DATA) "$$d$$p" "$(DESTDIR)$(pdfdir)/gcc/$$f"; \
	done

go.install-html: $(build_htmldir)/go
	@$(NORMAL_INSTALL)
	test -z "$(htmldir)" || $(mkinstalldirs) "$(DESTDIR)$(htmldir)"
	@for p in $(build_htmldir)/go; do \
	  if test -f "$$p" || test -d "$$p"; then d=""; else d="$(srcdir)/"; fi; \
	  f=$(html__strip_dir) \
	  if test -d "$$d$$p"; then \
	    echo " $(mkinstalldirs) '$(DESTDIR)$(htmldir)/$$f'"; \
	    $(mkinstalldirs) "$(DESTDIR)$(htmldir)/$$f" || exit 1; \
	    echo " $(INSTALL_DATA) '$$d$$p'/* '$(DESTDIR)$(htmldir)/$$f'"; \
	    $(INSTALL_DATA) "$$d$$p"/* "$(DESTDIR)$(htmldir)/$$f"; \
	  else \
	    echo " $(INSTALL_DATA) '$$d$$p' '$(DESTDIR)$(htmldir)/$$f'"; \
	    $(INSTALL_DATA) "$$d$$p" "$(DESTDIR)$(htmldir)/$$f"; \
	  fi; \
	done

go.install-man: $(DESTDIR)$(man1dir)/$(GCCGO_INSTALL_NAME)$(man1ext)

$(DESTDIR)$(man1dir)/$(GCCGO_INSTALL_NAME)$(man1ext): doc/gccgo.1 installdirs
	-rm -f $@
	-$(INSTALL_DATA) $< $@
	-chmod a-x $@

go.uninstall:
	rm -rf $(DESTDIR)$(bindir)/$(GCCGO_INSTALL_NAME)$(exeext)
	rm -rf $(DESTDIR)$(man1dir)/$(GCCGO_INSTALL_NAME)$(man1ext)
	rm -rf $(DESTDIR)$(bindir)/$(GCCGO_TARGET_INSTALL_NAME)$(exeext)
	rm -rf $(DESTDIR)$(infodir)/gccgo.info*

# Clean hooks.

go.mostlyclean:
	-rm -f go/*$(objext)
	-rm -f go/*$(coverageexts)
	-rm -f gccgo$(exeext) gccgo-cross$(exeext) go1$(exeext)
go.clean:
go.distclean:
go.maintainer-clean:
	-rm -f $(docobjdir)/gccgo.1

# Stage hooks.

go.stage1: stage1-start
	-mv go/*$(objext) stage1/go
go.stage2: stage2-start
	-mv go/*$(objext) stage2/go
go.stage3: stage3-start
	-mv go/*$(objext) stage3/go
go.stage4: stage4-start
	-mv go/*$(objext) stage4/go
go.stageprofile: stageprofile-start
	-mv go/*$(objext) stageprofile/go
go.stagefeedback: stagefeedback-start
	-mv go/*$(objext) stagefeedback/go

CFLAGS-go/go-lang.o += -DDEFAULT_TARGET_VERSION=\"$(version)\" \
	-DDEFAULT_TARGET_MACHINE=\"$(target_noncanonical)\"

GOINCLUDES = -I $(srcdir)/go -I $(srcdir)/go/gofrontend

CFLAGS-go/go-gcc.o += $(GOINCLUDES)
CFLAGS-go/go-linemap.o += $(GOINCLUDES)
CFLAGS-go/go-sha1.o += $(GOINCLUDES)
CFLAGS-go/go-gcc-diagnostics.o += $(GOINCLUDES)
CFLAGS-go/go-encode-id.o += $(GOINCLUDES)

go/%.o: go/gofrontend/%.cc
	$(COMPILE) $(GOINCLUDES) $<
	$(POSTCOMPILE)