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https://github.com/linux-msm/laptops-kernel.git
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41 lines
1.4 KiB
Makefile
41 lines
1.4 KiB
Makefile
 
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PHONY := __default
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__default:
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include include/config/auto.conf
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include $(srctree)/scripts/Kbuild.include
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include $(srctree)/scripts/Makefile.lib
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native-objs := $(patsubst %.o,%.thinlto-native.o,$(call read-file, vmlinux.thinlto-index))
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__default: $(native-objs)
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# Generate .thinlto-native.o (obj) from .o (bitcode) and .thinlto.bc (summary) files
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# ---------------------------------------------------------------------------
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quiet_cmd_cc_o_bc = CC $(quiet_modtag) $@
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be_flags = $(shell sed -n '/saved_c_flags_/s/.*:= //p' \
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$(dir $(<)).$(notdir $(<)).cmd)
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cmd_cc_o_bc = \
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$(CC) $(be_flags) -x ir -fno-lto -Wno-unused-command-line-argument \
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-fthinlto-index=$(word 2, $^) -c -o $@ $<
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targets += $(native-objs)
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$(native-objs): %.thinlto-native.o: %.o %.o.thinlto.bc FORCE
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$(call if_changed,cc_o_bc)
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# Add FORCE to the prerequisites of a target to force it to be always rebuilt.
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# ---------------------------------------------------------------------------
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PHONY += FORCE
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FORCE:
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# Read all saved command lines and dependencies for the $(targets) we
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# may be building above, using $(if_changed{,_dep}). As an
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# optimization, we don't need to read them if the target does not
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# exist, we will rebuild anyway in that case.
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existing-targets := $(wildcard $(sort $(targets)))
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-include $(foreach f, $(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
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.PHONY: $(PHONY)
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