128d1514be
While at it, remove the generation of .s files and fix some typos in the related comment. Cc: Alexei Starovoitov <ast@fb.com> Cc: David S. Miller <davem@davemloft.net> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
86 lines
2.9 KiB
Makefile
86 lines
2.9 KiB
Makefile
# kbuild trick to avoid linker error. Can be omitted if a module is built.
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obj- := dummy.o
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# List of programs to build
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hostprogs-y := test_verifier test_maps
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hostprogs-y += sock_example
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hostprogs-y += fds_example
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hostprogs-y += sockex1
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hostprogs-y += sockex2
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hostprogs-y += sockex3
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hostprogs-y += tracex1
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hostprogs-y += tracex2
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hostprogs-y += tracex3
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hostprogs-y += tracex4
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hostprogs-y += tracex5
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hostprogs-y += tracex6
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hostprogs-y += trace_output
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hostprogs-y += lathist
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hostprogs-y += offwaketime
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hostprogs-y += spintest
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hostprogs-y += map_perf_test
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test_verifier-objs := test_verifier.o libbpf.o
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test_maps-objs := test_maps.o libbpf.o
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sock_example-objs := sock_example.o libbpf.o
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fds_example-objs := bpf_load.o libbpf.o fds_example.o
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sockex1-objs := bpf_load.o libbpf.o sockex1_user.o
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sockex2-objs := bpf_load.o libbpf.o sockex2_user.o
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sockex3-objs := bpf_load.o libbpf.o sockex3_user.o
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tracex1-objs := bpf_load.o libbpf.o tracex1_user.o
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tracex2-objs := bpf_load.o libbpf.o tracex2_user.o
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tracex3-objs := bpf_load.o libbpf.o tracex3_user.o
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tracex4-objs := bpf_load.o libbpf.o tracex4_user.o
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tracex5-objs := bpf_load.o libbpf.o tracex5_user.o
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tracex6-objs := bpf_load.o libbpf.o tracex6_user.o
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trace_output-objs := bpf_load.o libbpf.o trace_output_user.o
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lathist-objs := bpf_load.o libbpf.o lathist_user.o
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offwaketime-objs := bpf_load.o libbpf.o offwaketime_user.o
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spintest-objs := bpf_load.o libbpf.o spintest_user.o
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map_perf_test-objs := bpf_load.o libbpf.o map_perf_test_user.o
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# Tell kbuild to always build the programs
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always := $(hostprogs-y)
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always += sockex1_kern.o
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always += sockex2_kern.o
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always += sockex3_kern.o
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always += tracex1_kern.o
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always += tracex2_kern.o
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always += tracex3_kern.o
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always += tracex4_kern.o
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always += tracex5_kern.o
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always += tracex6_kern.o
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always += trace_output_kern.o
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always += tcbpf1_kern.o
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always += lathist_kern.o
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always += offwaketime_kern.o
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always += spintest_kern.o
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always += map_perf_test_kern.o
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HOSTCFLAGS += -I$(objtree)/usr/include
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HOSTCFLAGS_bpf_load.o += -I$(objtree)/usr/include -Wno-unused-variable
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HOSTLOADLIBES_fds_example += -lelf
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HOSTLOADLIBES_sockex1 += -lelf
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HOSTLOADLIBES_sockex2 += -lelf
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HOSTLOADLIBES_sockex3 += -lelf
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HOSTLOADLIBES_tracex1 += -lelf
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HOSTLOADLIBES_tracex2 += -lelf
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HOSTLOADLIBES_tracex3 += -lelf
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HOSTLOADLIBES_tracex4 += -lelf -lrt
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HOSTLOADLIBES_tracex5 += -lelf
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HOSTLOADLIBES_tracex6 += -lelf
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HOSTLOADLIBES_trace_output += -lelf -lrt
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HOSTLOADLIBES_lathist += -lelf
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HOSTLOADLIBES_offwaketime += -lelf
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HOSTLOADLIBES_spintest += -lelf
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HOSTLOADLIBES_map_perf_test += -lelf -lrt
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# asm/sysreg.h - inline assembly used by it is incompatible with llvm.
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# But, there is no easy way to fix it, so just exclude it since it is
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# useless for BPF samples.
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$(obj)/%.o: $(src)/%.c
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clang $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) \
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-D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \
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-O2 -emit-llvm -c $< -o -| llc -march=bpf -filetype=obj -o $@
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