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# SPDX-License-Identifier: GPL-2.0
TEST_GEN_PROGS := btitest nobtitest
# These tests are built as freestanding binaries since otherwise BTI
# support in ld.so is required which is not currently widespread; when
# it is available it will still be useful to test this separately as the
# cases for statically linked and dynamically lined binaries are
# slightly different.
CFLAGS_NOBTI = -mbranch-protection=none -DBTI=0
CFLAGS_BTI = -mbranch-protection=standard -DBTI=1
CFLAGS_COMMON = -ffreestanding -Wall -Wextra $(CFLAGS)
BTI_CC_COMMAND = $(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -c -o $@ $<
NOBTI_CC_COMMAND = $(CC) $(CFLAGS_NOBTI) $(CFLAGS_COMMON) -c -o $@ $<
$(OUTPUT)/%-bti.o: %.c
$(BTI_CC_COMMAND)
$(OUTPUT)/%-bti.o: %.S
$(BTI_CC_COMMAND)
$(OUTPUT)/%-nobti.o: %.c
$(NOBTI_CC_COMMAND)
$(OUTPUT)/%-nobti.o: %.S
$(NOBTI_CC_COMMAND)
BTI_OBJS = \
$(OUTPUT)/test-bti.o \
$(OUTPUT)/signal-bti.o \
$(OUTPUT)/start-bti.o \
$(OUTPUT)/syscall-bti.o \
$(OUTPUT)/system-bti.o \
$(OUTPUT)/teststubs-bti.o \
$(OUTPUT)/trampoline-bti.o
$(OUTPUT)/btitest: $(BTI_OBJS)
$(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -nostdlib -static -o $@ $^
NOBTI_OBJS = \
$(OUTPUT)/test-nobti.o \
$(OUTPUT)/signal-nobti.o \
$(OUTPUT)/start-nobti.o \
$(OUTPUT)/syscall-nobti.o \
$(OUTPUT)/system-nobti.o \
$(OUTPUT)/teststubs-nobti.o \
$(OUTPUT)/trampoline-nobti.o
$(OUTPUT)/nobtitest: $(NOBTI_OBJS)
$(CC) $(CFLAGS_BTI) $(CFLAGS_COMMON) -nostdlib -static -o $@ $^
# Including KSFT lib.mk here will also mangle the TEST_GEN_PROGS list
# to account for any OUTPUT target-dirs optionally provided by
# the toplevel makefile
include ../../lib.mk
[Dauer der Verarbeitung: 0.15 Sekunden, vorverarbeitet 2026-04-29]
