rust/mk/target.mk
Brian Anderson 15c0c35352 mk: Split target triples into bulid triple + host triples + target triples
For cross compiling to targets that don't want to build a compiler
2013-02-21 17:51:55 -08:00

87 lines
2.9 KiB
Makefile

# Copyright 2012 The Rust Project Developers. See the COPYRIGHT
# file at the top-level directory of this distribution and at
# http://rust-lang.org/COPYRIGHT.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
# TARGET_STAGE_N template: This defines how target artifacts are built
# for all stage/target architecture combinations. The arguments:
# $(1) is the stage
# $(2) is the target triple
# $(3) is the host triple
define TARGET_STAGE_N
$$(TLIB$(1)_T_$(2)_H_$(3))/libmorestack.a: \
rt/$(2)/arch/$$(HOST_$(2))/libmorestack.a
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUNTIME): \
rt/$(2)/$$(CFG_RUNTIME)
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_CORELIB): \
$$(CORELIB_CRATE) $$(CORELIB_INPUTS) \
$$(TSREQ$(1)_T_$(2)_H_$(3))
@$$(call E, compile_and_link: $$@)
$$(STAGE$(1)_T_$(2)_H_$(3)) -o $$@ $$< && touch $$@
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_STDLIB): \
$$(STDLIB_CRATE) $$(STDLIB_INPUTS) \
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_CORELIB) \
$$(TSREQ$(1)_T_$(2)_H_$(3))
@$$(call E, compile_and_link: $$@)
$$(STAGE$(1)_T_$(2)_H_$(3)) -o $$@ $$< && touch $$@
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_LIBSYNTAX): \
$$(LIBSYNTAX_CRATE) $$(LIBSYNTAX_INPUTS) \
$$(TSREQ$(1)_T_$(2)_H_$(3)) \
$$(TCORELIB_DEFAULT$(1)_T_$(2)_H_$(3)) \
$$(TSTDLIB_DEFAULT$(1)_T_$(2)_H_$(3))
@$$(call E, compile_and_link: $$@)
$$(STAGE$(1)_T_$(2)_H_$(3)) $(BORROWCK) -o $$@ $$< && touch $$@
# Only build the compiler for host triples
ifneq ($$(findstring $(2),$$(CFG_HOST_TRIPLES)),)
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUSTLLVM): \
rustllvm/$(2)/$$(CFG_RUSTLLVM)
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_LIBRUSTC): \
$$(COMPILER_CRATE) $$(COMPILER_INPUTS) \
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_LIBSYNTAX) \
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUSTLLVM)
@$$(call E, compile_and_link: $$@)
$$(STAGE$(1)_T_$(2)_H_$(3)) -o $$@ $$< && touch $$@
$$(TBIN$(1)_T_$(2)_H_$(3))/rustc$$(X): \
$$(DRIVER_CRATE) \
$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_LIBRUSTC)
@$$(call E, compile_and_link: $$@)
$$(STAGE$(1)_T_$(2)_H_$(3)) --cfg rustc -o $$@ $$<
ifdef CFG_ENABLE_PAX_FLAGS
@$$(call E, apply PaX flags: $$@)
@"$(CFG_PAXCTL)" -cm "$$@"
endif
endif
endef
# In principle, each host can build each target:
$(foreach source,$(CFG_HOST_TRIPLES), \
$(foreach target,$(CFG_TARGET_TRIPLES), \
$(eval $(call TARGET_STAGE_N,0,$(target),$(source))) \
$(eval $(call TARGET_STAGE_N,1,$(target),$(source))) \
$(eval $(call TARGET_STAGE_N,2,$(target),$(source))) \
$(eval $(call TARGET_STAGE_N,3,$(target),$(source)))))