Commit | Line | Data |
---|---|---|
3c731eba AS |
1 | # kbuild trick to avoid linker error. Can be omitted if a module is built. |
2 | obj- := dummy.o | |
3 | ||
4 | # List of programs to build | |
ffb65f27 | 5 | hostprogs-y := test_verifier test_maps |
03f4723e | 6 | hostprogs-y += sock_example |
a8085782 | 7 | hostprogs-y += sockex1 |
fbe33108 | 8 | hostprogs-y += sockex2 |
b896c4f9 | 9 | hostprogs-y += tracex1 |
d822a192 | 10 | hostprogs-y += tracex2 |
5c7fc2d2 | 11 | hostprogs-y += tracex3 |
3c731eba AS |
12 | |
13 | test_verifier-objs := test_verifier.o libbpf.o | |
ffb65f27 | 14 | test_maps-objs := test_maps.o libbpf.o |
03f4723e | 15 | sock_example-objs := sock_example.o libbpf.o |
a8085782 | 16 | sockex1-objs := bpf_load.o libbpf.o sockex1_user.o |
fbe33108 | 17 | sockex2-objs := bpf_load.o libbpf.o sockex2_user.o |
b896c4f9 | 18 | tracex1-objs := bpf_load.o libbpf.o tracex1_user.o |
d822a192 | 19 | tracex2-objs := bpf_load.o libbpf.o tracex2_user.o |
5c7fc2d2 | 20 | tracex3-objs := bpf_load.o libbpf.o tracex3_user.o |
3c731eba AS |
21 | |
22 | # Tell kbuild to always build the programs | |
23 | always := $(hostprogs-y) | |
a8085782 | 24 | always += sockex1_kern.o |
fbe33108 | 25 | always += sockex2_kern.o |
b896c4f9 | 26 | always += tracex1_kern.o |
d822a192 | 27 | always += tracex2_kern.o |
5c7fc2d2 | 28 | always += tracex3_kern.o |
3c731eba AS |
29 | |
30 | HOSTCFLAGS += -I$(objtree)/usr/include | |
a8085782 AS |
31 | |
32 | HOSTCFLAGS_bpf_load.o += -I$(objtree)/usr/include -Wno-unused-variable | |
33 | HOSTLOADLIBES_sockex1 += -lelf | |
fbe33108 | 34 | HOSTLOADLIBES_sockex2 += -lelf |
b896c4f9 | 35 | HOSTLOADLIBES_tracex1 += -lelf |
d822a192 | 36 | HOSTLOADLIBES_tracex2 += -lelf |
5c7fc2d2 | 37 | HOSTLOADLIBES_tracex3 += -lelf |
a8085782 AS |
38 | |
39 | # point this to your LLVM backend with bpf support | |
40 | LLC=$(srctree)/tools/bpf/llvm/bld/Debug+Asserts/bin/llc | |
41 | ||
42 | %.o: %.c | |
43 | clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \ | |
44 | -D__KERNEL__ -Wno-unused-value -Wno-pointer-sign \ | |
45 | -O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@ |