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1# Copyright 2012 The Rust Project Developers. See the COPYRIGHT
2# file at the top-level directory of this distribution and at
3# http://rust-lang.org/COPYRIGHT.
4#
5# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8# option. This file may not be copied, modified, or distributed
9# except according to those terms.
10
11######################################################################
12# rustc LLVM-extensions (C++) library variables and rules
13######################################################################
14
15define DEF_RUSTLLVM_TARGETS
16
17# FIXME: Lately, on windows, llvm-config --includedir is not enough
18# to find the llvm includes (probably because we're not actually installing
19# llvm, but using it straight out of the build directory)
20ifdef CFG_WINDOWSY_$(1)
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21LLVM_EXTRA_INCDIRS_$(1)= $$(call CFG_CC_INCLUDE_$(1),$(S)src/llvm/include) \
22 $$(call CFG_CC_INCLUDE_$(1),\
23 $$(CFG_LLVM_BUILD_DIR_$(1))/include)
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24endif
25
1a4d82fc 26RUSTLLVM_OBJS_CS_$(1) := $$(addprefix rustllvm/, \
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27 ExecutionEngineWrapper.cpp RustWrapper.cpp PassWrapper.cpp \
28 ArchiveWrapper.cpp)
223e47cc 29
223e47cc 30RUSTLLVM_INCS_$(1) = $$(LLVM_EXTRA_INCDIRS_$(1)) \
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31 $$(call CFG_CC_INCLUDE_$(1),$$(LLVM_INCDIR_$(1))) \
32 $$(call CFG_CC_INCLUDE_$(1),$$(S)src/rustllvm/include)
1a4d82fc 33RUSTLLVM_OBJS_OBJS_$(1) := $$(RUSTLLVM_OBJS_CS_$(1):rustllvm/%.cpp=$(1)/rustllvm/%.o)
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34
35# Note that we appease `cl.exe` and its need for some sort of exception
36# handling flag with the `EHsc` argument here as well.
37ifeq ($$(findstring msvc,$(1)),msvc)
38EXTRA_RUSTLLVM_CXXFLAGS_$(1) := //EHsc
39endif
223e47cc 40
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41$$(RT_OUTPUT_DIR_$(1))/$$(call CFG_STATIC_LIB_NAME_$(1),rustllvm): \
42 $$(RUSTLLVM_OBJS_OBJS_$(1))
223e47cc 43 @$$(call E, link: $$@)
62682a34 44 $$(Q)$$(call CFG_CREATE_ARCHIVE_$(1),$$@) $$^
223e47cc 45
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46# On MSVC we need to double-escape arguments that llvm-config printed which
47# start with a '/'. The shell we're running in will auto-translate the argument
48# `/foo` to `C:/msys64/foo` but we really want it to be passed through as `/foo`
49# so the argument passed to our shell must be `//foo`.
1a4d82fc 50$(1)/rustllvm/%.o: $(S)src/rustllvm/%.cpp $$(MKFILE_DEPS) $$(LLVM_CONFIG_$(1))
223e47cc 51 @$$(call E, compile: $$@)
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52 $$(Q)$$(call CFG_COMPILE_CXX_$(1), $$@,) \
53 $$(subst /,//,$$(LLVM_CXXFLAGS_$(1))) \
54 $$(EXTRA_RUSTLLVM_CXXFLAGS_$(1)) \
55 $$(RUSTLLVM_INCS_$(1)) \
56 $$<
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57endef
58
59# Instantiate template for all stages
1a4d82fc 60$(foreach host,$(CFG_HOST), \
223e47cc 61 $(eval $(call DEF_RUSTLLVM_TARGETS,$(host))))