diff options
Diffstat (limited to 'samples/sockmap/Makefile')
-rw-r--r-- | samples/sockmap/Makefile | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/samples/sockmap/Makefile b/samples/sockmap/Makefile deleted file mode 100644 index fa53f4d77834..000000000000 --- a/samples/sockmap/Makefile +++ /dev/null @@ -1,78 +0,0 @@ -# List of programs to build -hostprogs-y := sockmap - -# Libbpf dependencies -LIBBPF := ../../tools/lib/bpf/bpf.o ../../tools/lib/bpf/nlattr.o - -HOSTCFLAGS += -I$(objtree)/usr/include -HOSTCFLAGS += -I$(srctree)/tools/lib/ -HOSTCFLAGS += -I$(srctree)/tools/testing/selftests/bpf/ -HOSTCFLAGS += -I$(srctree)/tools/lib/ -I$(srctree)/tools/include -HOSTCFLAGS += -I$(srctree)/tools/perf - -sockmap-objs := ../bpf/bpf_load.o $(LIBBPF) sockmap_user.o - -# Tell kbuild to always build the programs -always := $(hostprogs-y) -always += sockmap_kern.o - -HOSTLOADLIBES_sockmap += -lelf -lpthread - -# Allows pointing LLC/CLANG to a LLVM backend with bpf support, redefine on cmdline: -# make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang -LLC ?= llc -CLANG ?= clang - -# Trick to allow make to be run from this directory -all: - $(MAKE) -C ../../ $(CURDIR)/ - -clean: - $(MAKE) -C ../../ M=$(CURDIR) clean - @rm -f *~ - -$(obj)/syscall_nrs.s: $(src)/syscall_nrs.c - $(call if_changed_dep,cc_s_c) - -$(obj)/syscall_nrs.h: $(obj)/syscall_nrs.s FORCE - $(call filechk,offsets,__SYSCALL_NRS_H__) - -clean-files += syscall_nrs.h - -FORCE: - - -# Verify LLVM compiler tools are available and bpf target is supported by llc -.PHONY: verify_cmds verify_target_bpf $(CLANG) $(LLC) - -verify_cmds: $(CLANG) $(LLC) - @for TOOL in $^ ; do \ - if ! (which -- "$${TOOL}" > /dev/null 2>&1); then \ - echo "*** ERROR: Cannot find LLVM tool $${TOOL}" ;\ - exit 1; \ - else true; fi; \ - done - -verify_target_bpf: verify_cmds - @if ! (${LLC} -march=bpf -mattr=help > /dev/null 2>&1); then \ - echo "*** ERROR: LLVM (${LLC}) does not support 'bpf' target" ;\ - echo " NOTICE: LLVM version >= 3.7.1 required" ;\ - exit 2; \ - else true; fi - -$(src)/*.c: verify_target_bpf - -# asm/sysreg.h - inline assembly used by it is incompatible with llvm. -# But, there is no easy way to fix it, so just exclude it since it is -# useless for BPF samples. -# -# -target bpf option required with SK_MSG programs, this is to ensure -# reading 'void *' data types for data and data_end are __u64 reads. -$(obj)/%.o: $(src)/%.c - $(CLANG) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) -I$(obj) \ - -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \ - -Wno-compare-distinct-pointer-types \ - -Wno-gnu-variable-sized-type-not-at-end \ - -Wno-address-of-packed-member -Wno-tautological-compare \ - -Wno-unknown-warning-option -O2 -target bpf \ - -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@ |