62 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0
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TEST_GEN_PROGS := btitest nobtitest
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PROGS := $(patsubst %,gen/%,$(TEST_GEN_PROGS))
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# These tests are built as freestanding binaries since otherwise BTI
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# support in ld.so is required which is not currently widespread; when
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# it is available it will still be useful to test this separately as the
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# cases for statically linked and dynamically lined binaries are
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# slightly different.
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CFLAGS_NOBTI = -mbranch-protection=none -DBTI=0
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CFLAGS_BTI = -mbranch-protection=standard -DBTI=1
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CFLAGS_COMMON = -ffreestanding -Wall -Wextra $(CFLAGS)
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BTI_CC_COMMAND = $(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -c -o $@ $<
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NOBTI_CC_COMMAND = $(CC) $(CFLAGS_NOBTI) $(CFLAGS_COMMON) -c -o $@ $<
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%-bti.o: %.c
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	$(BTI_CC_COMMAND)
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%-bti.o: %.S
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	$(BTI_CC_COMMAND)
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%-nobti.o: %.c
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	$(NOBTI_CC_COMMAND)
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%-nobti.o: %.S
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	$(NOBTI_CC_COMMAND)
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BTI_OBJS =                                      \
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	test-bti.o                           \
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	signal-bti.o                            \
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	start-bti.o                             \
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	syscall-bti.o                           \
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	system-bti.o                            \
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	teststubs-bti.o                         \
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	trampoline-bti.o
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gen/btitest: $(BTI_OBJS)
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	$(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -nostdlib -static -o $@ $^
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NOBTI_OBJS =                                    \
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	test-nobti.o                         \
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	signal-nobti.o                          \
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	start-nobti.o                           \
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	syscall-nobti.o                         \
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	system-nobti.o                          \
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	teststubs-nobti.o                       \
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	trampoline-nobti.o
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gen/nobtitest: $(NOBTI_OBJS)
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	$(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -nostdlib -static -o $@ $^
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# Including KSFT lib.mk here will also mangle the TEST_GEN_PROGS list
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# to account for any OUTPUT target-dirs optionally provided by
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# the toplevel makefile
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include ../../lib.mk
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$(TEST_GEN_PROGS): $(PROGS)
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	cp $(PROGS) $(OUTPUT)/
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