1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 2618e165bSHendrik Brueckner 3d498f871SMickaël SalaünLIBDIR := ../../../lib 4e8f1f34aSZi Shen LimBPFDIR := $(LIBDIR)/bpf 502ea80b1SDaniel BorkmannAPIDIR := ../../../include/uapi 602ea80b1SDaniel BorkmannGENDIR := ../../../../include/generated 702ea80b1SDaniel BorkmannGENHDR := $(GENDIR)/autoconf.h 8d498f871SMickaël Salaün 902ea80b1SDaniel Borkmannifneq ($(wildcard $(GENHDR)),) 1002ea80b1SDaniel Borkmann GENFLAGS := -DHAVE_GENHDR 1102ea80b1SDaniel Borkmannendif 1202ea80b1SDaniel Borkmann 13720f228eSDaniel BorkmannCFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(GENDIR) $(GENFLAGS) -I../../../include 1419c832edSDavid MillerLDLIBS += -lcap -lelf -lrt 155aa5bd14SDaniel Borkmann 1618b3ad90SDavid S. MillerTEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs \ 1737f1ba09SRoman Gushchin test_align test_verifier_log test_dev_cgroup 186882804cSAlexei Starovoitov 1918f3d6beSYonghong SongTEST_GEN_FILES = test_pkt_access.o test_xdp.o test_l4lb.o test_tcp_estats.o test_obj_id.o \ 2022c88526SDaniel Borkmann test_pkt_md_access.o test_xdp_redirect.o test_xdp_meta.o sockmap_parse_prog.o \ 213bc35c63SAlexei Starovoitov sockmap_verdict_prog.o dev_cgroup.o sample_ret0.o test_tracepoint.o \ 22*7fedbb7cSJakub Kicinski test_l4lb_noinline.o test_xdp_noinline.o test_stacktrace_map.o \ 23*7fedbb7cSJakub Kicinski sample_map_ret0.o 245aa5bd14SDaniel Borkmann 25417ec264SJakub KicinskiTEST_PROGS := test_kmod.sh test_xdp_redirect.sh test_xdp_meta.sh \ 26417ec264SJakub Kicinski test_offload.py 275aa5bd14SDaniel Borkmann 28e8f1f34aSZi Shen Liminclude ../lib.mk 291da8ac7cSAlexei Starovoitov 309d1f1594SRoman GushchinBPFOBJ := $(OUTPUT)/libbpf.a $(OUTPUT)/cgroup_helpers.c 31e8f1f34aSZi Shen Lim 32e8f1f34aSZi Shen Lim$(TEST_GEN_PROGS): $(BPFOBJ) 33e8f1f34aSZi Shen Lim 34e8f1f34aSZi Shen Lim.PHONY: force 35d498f871SMickaël Salaün 36d498f871SMickaël Salaün# force a rebuild of BPFOBJ when its dependencies are updated 37d498f871SMickaël Salaünforce: 38d498f871SMickaël Salaün 39d498f871SMickaël Salaün$(BPFOBJ): force 40e8f1f34aSZi Shen Lim $(MAKE) -C $(BPFDIR) OUTPUT=$(OUTPUT)/ 416882804cSAlexei Starovoitov 426882804cSAlexei StarovoitovCLANG ?= clang 4322c88526SDaniel BorkmannLLC ?= llc 4422c88526SDaniel Borkmann 45cd95a892SQuentin MonnetPROBE := $(shell $(LLC) -march=bpf -mcpu=probe -filetype=null /dev/null 2>&1) 4622c88526SDaniel Borkmann 4722c88526SDaniel Borkmann# Let newer LLVM versions transparently probe the kernel for availability 4822c88526SDaniel Borkmann# of full BPF instruction set. 4922c88526SDaniel Borkmannifeq ($(PROBE),) 5022c88526SDaniel Borkmann CPU ?= probe 5122c88526SDaniel Borkmannelse 5222c88526SDaniel Borkmann CPU ?= generic 5322c88526SDaniel Borkmannendif 546882804cSAlexei Starovoitov 553bc35c63SAlexei StarovoitovCLANG_FLAGS = -I. -I./include/uapi -I../../../include/uapi \ 563bc35c63SAlexei Starovoitov -Wno-compare-distinct-pointer-types 573bc35c63SAlexei Starovoitov 583bc35c63SAlexei Starovoitov$(OUTPUT)/test_l4lb_noinline.o: CLANG_FLAGS += -fno-inline 59b0b04fc4SAlexei Starovoitov$(OUTPUT)/test_xdp_noinline.o: CLANG_FLAGS += -fno-inline 603bc35c63SAlexei Starovoitov 616882804cSAlexei Starovoitov%.o: %.c 623bc35c63SAlexei Starovoitov $(CLANG) $(CLANG_FLAGS) \ 6322c88526SDaniel Borkmann -O2 -target bpf -emit-llvm -c $< -o - | \ 6422c88526SDaniel Borkmann $(LLC) -march=bpf -mcpu=$(CPU) -filetype=obj -o $@ 65