62 lines
1.9 KiB
Makefile
62 lines
1.9 KiB
Makefile
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# 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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