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https://github.com/rust-lang/rust
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04f9a3f8fe
It looks like #27937 accidentally switched the llvmdeps file from the target to the host by accident, so be sure to use the right llvmdeps file which is built for the target when building rustc_llvm
114 lines
3.7 KiB
Makefile
114 lines
3.7 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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ifdef CFG_ENABLE_FAST_MAKE
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LLVM_DEPS := $(S)/.gitmodules
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else
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# This is just a rough approximation of LLVM deps
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LLVM_DEPS_SRC=$(call rwildcard,$(CFG_LLVM_SRC_DIR)lib,*cpp *hpp)
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LLVM_DEPS_INC=$(call rwildcard,$(CFG_LLVM_SRC_DIR)include,*cpp *hpp)
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LLVM_DEPS=$(LLVM_DEPS_SRC) $(LLVM_DEPS_INC)
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endif
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ifdef CFG_DISABLE_OPTIMIZE_LLVM
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LLVM_BUILD_CONFIG_MODE := Debug
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else
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LLVM_BUILD_CONFIG_MODE := Release
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endif
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define DEF_LLVM_RULES
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# If CFG_LLVM_ROOT is defined then we don't build LLVM ourselves
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ifeq ($(CFG_LLVM_ROOT),)
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LLVM_STAMP_$(1) = $$(CFG_LLVM_BUILD_DIR_$(1))/llvm-auto-clean-stamp
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ifeq ($$(findstring msvc,$(1)),msvc)
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$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS) $$(LLVM_STAMP_$(1))
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@$$(call E, cmake: llvm)
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$$(Q)$$(CFG_CMAKE) --build $$(CFG_LLVM_BUILD_DIR_$(1)) \
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--config $$(LLVM_BUILD_CONFIG_MODE)
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$$(Q)touch $$(LLVM_CONFIG_$(1))
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clean-llvm$(1):
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else
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$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS) $$(LLVM_STAMP_$(1))
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@$$(call E, make: llvm)
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$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) $$(CFG_LLVM_BUILD_ENV_$(1)) ONLY_TOOLS="$$(LLVM_TOOLS)"
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$$(Q)touch $$(LLVM_CONFIG_$(1))
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clean-llvm$(1):
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$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) clean
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endif
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else
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clean-llvm$(1):
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endif
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$$(LLVM_AR_$(1)): $$(LLVM_CONFIG_$(1))
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# This is used to independently force an LLVM clean rebuild
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# when we changed something not otherwise captured by builtin
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# dependencies. In these cases, commit a change that touches
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# the stamp in the source dir.
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$$(LLVM_STAMP_$(1)): $$(S)src/rustllvm/llvm-auto-clean-trigger
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@$$(call E, make: cleaning llvm)
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$$(Q)touch $$@.start_time
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$$(Q)$$(MAKE) clean-llvm$(1)
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@$$(call E, make: done cleaning llvm)
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touch -r $$@.start_time $$@ && rm $$@.start_time
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ifeq ($$(CFG_ENABLE_LLVM_STATIC_STDCPP),1)
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LLVM_STDCPP_RUSTFLAGS_$(1) = -L "$$(dir $$(shell $$(CC_$(1)) $$(CFG_GCCISH_CFLAGS_$(1)) \
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-print-file-name=lib$(CFG_STDCPP_NAME).a))"
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else
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LLVM_STDCPP_RUSTFLAGS_$(1) =
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endif
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# LLVM linkage:
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# Note: Filter with llvm-config so that optional targets which aren't present
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# don't cause errors (ie PNaCl's target is only present within PNaCl's LLVM
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# fork).
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LLVM_LINKAGE_PATH_$(1):=$$(abspath $$(RT_OUTPUT_DIR_$(1))/llvmdeps.rs)
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$$(LLVM_LINKAGE_PATH_$(1)): $(S)src/etc/mklldeps.py $$(LLVM_CONFIG_$(1))
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$(Q)$(CFG_PYTHON) "$$<" "$$@" "$$(filter $$(shell \
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$$(LLVM_CONFIG_$(1)) --components), \
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$(LLVM_OPTIONAL_COMPONENTS)) $(LLVM_REQUIRED_COMPONENTS)" \
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"$$(CFG_ENABLE_LLVM_STATIC_STDCPP)" $$(LLVM_CONFIG_$(1)) \
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"$(CFG_STDCPP_NAME)" "$$(CFG_USING_LIBCPP)"
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endef
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$(foreach host,$(CFG_HOST), \
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$(eval $(call DEF_LLVM_RULES,$(host))))
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$(foreach host,$(CFG_HOST), \
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$(eval LLVM_CONFIGS := $(LLVM_CONFIGS) $(LLVM_CONFIG_$(host))))
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# This can't be done in target.mk because it's included before this file.
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define LLVM_LINKAGE_DEPS
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$$(TLIB$(1)_T_$(2)_H_$(3))/stamp.rustc_llvm: $$(LLVM_LINKAGE_PATH_$(2))
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RUSTFLAGS$(1)_rustc_llvm_T_$(2) += $$(shell echo $$(LLVM_ALL_COMPONENTS_$(2)) | tr '-' '_' |\
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sed -e 's/^ //;s/\([^ ]*\)/\-\-cfg have_component_\1/g')
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endef
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$(foreach source,$(CFG_HOST), \
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$(foreach target,$(CFG_TARGET), \
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$(eval $(call LLVM_LINKAGE_DEPS,0,$(target),$(source))) \
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$(eval $(call LLVM_LINKAGE_DEPS,1,$(target),$(source))) \
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$(eval $(call LLVM_LINKAGE_DEPS,2,$(target),$(source))) \
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$(eval $(call LLVM_LINKAGE_DEPS,3,$(target),$(source)))))
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