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# -*-makefile-*-
#
# Copyright (C) 2019 by Michael Olbrich <m.olbrich@pengutronix.de>
#
# See CREDITS for details about who has contributed to this project.
#
# For further information about the PTXdist project and license conditions
# see the README file.
#
#
# We provide this package
#
CROSS_PACKAGES-$(PTXCONF_CROSS_CLANG) += cross-clang
#
# Paths and names
#
CROSS_CLANG_VERSION := $(call remove_quotes,$(PTXCONF_CROSS_CLANG_VERSION))
CROSS_CLANG_MD5 := $(call remove_quotes,$(PTXCONF_CROSS_CLANG_MD5))
CROSS_CLANG := cfe-$(CROSS_CLANG_VERSION)
CROSS_CLANG_SUFFIX := src.tar.xz
CROSS_CLANG_URL := \
https://releases.llvm.org/$(CROSS_CLANG_VERSION)/$(CROSS_CLANG).$(CROSS_CLANG_SUFFIX) \
https://github.com/llvm/llvm-project/releases/download/llvmorg-$(CROSS_CLANG_VERSION)/$(CROSS_CLANG).$(CROSS_CLANG_SUFFIX)
CROSS_CLANG_SOURCE := $(SRCDIR)/$(CROSS_CLANG).$(CROSS_CLANG_SUFFIX)
CROSS_CLANG_DIR := $(CROSS_BUILDDIR)/$(CROSS_CLANG)
CROSS_CLANG_LICENSE := $(call remove_quotes,$(PTXCONF_CROSS_CLANG_LICENSE))
CROSS_CLANG_LICENSE_FILES := $(call remove_quotes,$(PTXCONF_CROSS_CLANG_LICENSE_FILES))
# ----------------------------------------------------------------------------
# Prepare
# ----------------------------------------------------------------------------
#
# autoconf
#
CROSS_CLANG_CONF_TOOL := cmake
CROSS_CLANG_CONF_OPT = \
$(HOST_CMAKE_OPT) \
-G Ninja \
-DCMAKE_INSTALL_PREFIX=$(PTXCONF_PREFIX_CROSS) \
-DCMAKE_SKIP_INSTALL_RPATH=ON \
-DCMAKE_SKIP_RPATH=ON \
-DENABLE_LINKER_BUILD_ID=ON \
-DLLVM_ENABLE_LIBXML2=OFF \
-DLLVM_INSTALL_TOOLCHAIN_ONLY=ON \
-DLLVM_CONFIG=$(CROSS_LLVM_DIR)-build/bin/llvm-config
CROSS_CLANG_LDFLAGS := \
-Wl,-rpath,$$ORIGIN/../lib
# ----------------------------------------------------------------------------
# Install
# ----------------------------------------------------------------------------
CROSS_CLANG_CROSS_TOOLS := \
clang \
clang++ \
clang-cpp
CROSS_CLANG_TARGET_EXTRA := \
--target=$(PTXCONF_GNU_TARGET) \
$(filter-out --%, \
$(subst --with-arch,-march, \
$(subst --with-cpu,-mcpu, \
$(subst --with-float,-mfloat-abi, \
$(subst --with-fpu,-mfpu, \
$(subst --with-fpmath,-mfpmath, \
$(subst --with-mode=,-m, \
$(subst --with-tune,-mtune, \
$(PTXCONF_CROSS_GCC_CONFIG_EXTRA)))))))))
define ptx/cross-clang-wrapper-impl
rm -f '$(2)'
echo '#!/bin/sh' > '$(2)'
echo 'd="$$(dirname $$(readlink -f "$${0}"))"' >> '$(2)'
echo '. "$$d/.$(PTXCONF_GNU_TARGET).flags"' >> '$(2)'
echo 'exec "$$d/$(1)" $${flags} \
--sysroot="$$(dirname "$$d")/sysroot-$(PTXCONF_GNU_TARGET)" "$$@"' \
>> '$(2)'
chmod +x '$(2)'
endef
define ptx/cross-clang-wrapper
$(call ptx/cross-clang-wrapper-impl,$(strip $(1)),$(strip \
$(CROSS_CLANG_PKGDIR)$(PTXCONF_PREFIX_CROSS)/bin/$(PTXCONF_GNU_TARGET)-$(tool)))
endef
$(STATEDIR)/cross-clang.install:
@$(call targetinfo)
@$(call world/install, CROSS_CLANG)
@echo "flags='$(CROSS_CLANG_TARGET_EXTRA)'" > $(CROSS_CLANG_PKGDIR)$(PTXCONF_PREFIX_CROSS)/bin/.$(PTXCONF_GNU_TARGET).flags
@$(foreach tool,$(CROSS_CLANG_CROSS_TOOLS), \
$(call ptx/cross-clang-wrapper,$(tool)))
@$(call touch)
# vim: syntax=make
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