diff options
Diffstat (limited to 'tools/testing/selftests/bpf/Makefile')
| -rw-r--r-- | tools/testing/selftests/bpf/Makefile | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index 575746e63544..c3edf47da05d 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -28,12 +28,11 @@ TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test BPF_OBJ_FILES = $(patsubst %.c,%.o, $(notdir $(wildcard progs/*.c))) TEST_GEN_FILES = $(BPF_OBJ_FILES) -# Also test sub-register code-gen if LLVM + kernel both has eBPF v3 processor -# support which is the first version to contain both ALU32 and JMP32 -# instructions. +# Also test sub-register code-gen if LLVM has eBPF v3 processor support which +# contains both ALU32 and JMP32 instructions. SUBREG_CODEGEN := $(shell echo "int cal(int a) { return a > 0; }" | \ $(CLANG) -target bpf -O2 -emit-llvm -S -x c - -o - | \ - $(LLC) -mattr=+alu32 -mcpu=probe 2>&1 | \ + $(LLC) -mattr=+alu32 -mcpu=v3 2>&1 | \ grep 'if w') ifneq ($(SUBREG_CODEGEN),) TEST_GEN_FILES += $(patsubst %.o,alu32/%.o, $(BPF_OBJ_FILES)) |