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# SPDX-License-Identifier: GPL-2.0
top_srcdir = $(abspath ../../../..)
APIDIR := $(top_scrdir)/include/uapi
TEST_GEN_FILES = action.o
KSFT_KHDR_INSTALL := 1
include ../lib.mk
CLANG ?= clang
LLC ?= llc
PROBE := $(shell $(LLC) -march=bpf -mcpu=probe -filetype=null /dev/null 2>&1)
ifeq ($(PROBE),)
CPU ?= probe
else
CPU ?= generic
endif
CLANG_SYS_INCLUDES := $(shell $(CLANG) -v -E - </dev/null 2>&1 \
| sed -n '/<...> search starts here:/,/End of search list./{ s| \(/.*\)|-idirafter \1|p }')
CLANG_FLAGS = -I. -I$(APIDIR) \
$(CLANG_SYS_INCLUDES) \
-Wno-compare-distinct-pointer-types
$(OUTPUT)/%.o: %.c
$(CLANG) $(CLANG_FLAGS) \
-O2 -target bpf -emit-llvm -c $< -o - | \
$(LLC) -march=bpf -mcpu=$(CPU) $(LLC_FLAGS) -filetype=obj -o $@
TEST_PROGS += ./tdc.sh
TEST_FILES := tdc*.py Tdc*.py plugins plugin-lib tc-tests
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