72 lines
2.8 KiB
Makefile
72 lines
2.8 KiB
Makefile
# Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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# file at the top-level directory of this distribution and at
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# http://rust-lang.org/COPYRIGHT.
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#
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# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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# option. This file may not be copied, modified, or distributed
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# except according to those terms.
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######################################################################
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# rustc LLVM-extensions (C++) library variables and rules
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######################################################################
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define DEF_RUSTLLVM_TARGETS
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# FIXME: Lately, on windows, llvm-config --includedir is not enough
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# to find the llvm includes (probably because we're not actually installing
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# llvm, but using it straight out of the build directory)
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ifdef CFG_WINDOWSY_$(1)
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LLVM_EXTRA_INCDIRS_$(1)= $$(call CFG_CC_INCLUDE_$(1),$(S)src/llvm/include) \
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$$(call CFG_CC_INCLUDE_$(1),\
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$$(CFG_LLVM_BUILD_DIR_$(1))/include)
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endif
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RUSTLLVM_OBJS_CS_$(1) := $$(addprefix rustllvm/, \
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RustWrapper.cpp PassWrapper.cpp \
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ArchiveWrapper.cpp)
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RUSTLLVM_INCS_$(1) = $$(LLVM_EXTRA_INCDIRS_$(1)) \
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$$(call CFG_CC_INCLUDE_$(1),$$(LLVM_INCDIR_$(1))) \
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$$(call CFG_CC_INCLUDE_$(1),$$(S)src/rustllvm/include)
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RUSTLLVM_OBJS_OBJS_$(1) := $$(RUSTLLVM_OBJS_CS_$(1):rustllvm/%.cpp=$(1)/rustllvm/%.o)
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# Flag that we are building with Rust's llvm fork
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ifeq ($(CFG_LLVM_ROOT),)
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RUSTLLVM_CXXFLAGS_$(1) := -DLLVM_RUSTLLVM
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endif
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# Note that we appease `cl.exe` and its need for some sort of exception
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# handling flag with the `EHsc` argument here as well.
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ifeq ($$(findstring msvc,$(1)),msvc)
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EXTRA_RUSTLLVM_CXXFLAGS_$(1) := //EHsc
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endif
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$$(RT_OUTPUT_DIR_$(1))/$$(call CFG_STATIC_LIB_NAME_$(1),rustllvm): \
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$$(RUSTLLVM_OBJS_OBJS_$(1))
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@$$(call E, link: $$@)
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$$(Q)$$(call CFG_CREATE_ARCHIVE_$(1),$$@) $$^
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RUSTLLVM_COMPONENTS_$(1) = $$(shell echo $$(LLVM_ALL_COMPONENTS_$(1)) |\
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tr 'a-z-' 'A-Z_'| sed -e 's/^ //;s/\([^ ]*\)/\-DLLVM_COMPONENT_\1/g')
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# On MSVC we need to double-escape arguments that llvm-config printed which
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# start with a '/'. The shell we're running in will auto-translate the argument
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# `/foo` to `C:/msys64/foo` but we really want it to be passed through as `/foo`
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# so the argument passed to our shell must be `//foo`.
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$(1)/rustllvm/%.o: $(S)src/rustllvm/%.cpp $$(MKFILE_DEPS) $$(LLVM_CONFIG_$(1))
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@$$(call E, compile: $$@)
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$$(Q)$$(call CFG_COMPILE_CXX_$(1), $$@,) \
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$$(subst /,//,$$(LLVM_CXXFLAGS_$(1))) \
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$$(RUSTLLVM_COMPONENTS_$(1)) \
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$$(RUSTLLVM_CXXFLAGS_$(1)) \
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$$(EXTRA_RUSTLLVM_CXXFLAGS_$(1)) \
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$$(RUSTLLVM_INCS_$(1)) \
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$$<
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endef
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# Instantiate template for all stages
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$(foreach host,$(CFG_HOST), \
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$(eval $(call DEF_RUSTLLVM_TARGETS,$(host))))
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