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-rw-r--r--tools/perf/tests/make33
1 files changed, 33 insertions, 0 deletions
diff --git a/tools/perf/tests/make b/tools/perf/tests/make
index f918015..7f663f4 100644
--- a/tools/perf/tests/make
+++ b/tools/perf/tests/make
@@ -15,6 +15,7 @@ else
PERF := .
PERF_O := $(PERF)
O_OPT :=
+FULL_O := $(shell readlink -f $(PERF_O) || echo $(PERF_O))
ifneq ($(O),)
FULL_O := $(shell readlink -f $(O) || echo $(O))
@@ -313,11 +314,43 @@ make_kernelsrc_tools:
(make -C ../../tools $(PARALLEL_OPT) $(K_O_OPT) perf) > $@ 2>&1 && \
test -x $(KERNEL_O)/tools/perf/perf && rm -f $@ || (cat $@ ; false)
+FEATURES_DUMP_FILE := $(FULL_O)/BUILD_TEST_FEATURE_DUMP
+FEATURES_DUMP_FILE_STATIC := $(FULL_O)/BUILD_TEST_FEATURE_DUMP_STATIC
+
all: $(run) $(run_O) tarpkg make_kernelsrc make_kernelsrc_tools
@echo OK
+ @rm -f $(FEATURES_DUMP_FILE) $(FEATURES_DUMP_FILE_STATIC)
out: $(run_O)
@echo OK
+ @rm -f $(FEATURES_DUMP_FILE) $(FEATURES_DUMP_FILE_STATIC)
+
+ifeq ($(REUSE_FEATURES_DUMP),1)
+$(FEATURES_DUMP_FILE):
+ $(call clean)
+ @cmd="cd $(PERF) && make FEATURE_DUMP_COPY=$@ $(O_OPT) feature-dump"; \
+ echo "- $@: $$cmd" && echo $$cmd && \
+ ( eval $$cmd ) > /dev/null 2>&1
+
+$(FEATURES_DUMP_FILE_STATIC):
+ $(call clean)
+ @cmd="cd $(PERF) && make FEATURE_DUMP_COPY=$@ $(O_OPT) LDFLAGS='-static' feature-dump"; \
+ echo "- $@: $$cmd" && echo $$cmd && \
+ ( eval $$cmd ) > /dev/null 2>&1
+
+# Add feature dump dependency for run/run_O targets
+$(foreach t,$(run) $(run_O),$(eval \
+ $(t): $(if $(findstring make_static,$(t)),\
+ $(FEATURES_DUMP_FILE_STATIC),\
+ $(FEATURES_DUMP_FILE))))
+
+# Append 'FEATURES_DUMP=' option to all test cases. For example:
+# make_no_libbpf: NO_LIBBPF=1 --> NO_LIBBPF=1 FEATURES_DUMP=/a/b/BUILD_TEST_FEATURE_DUMP
+# make_static: LDFLAGS=-static --> LDFLAGS=-static FEATURES_DUMP=/a/b/BUILD_TEST_FEATURE_DUMP_STATIC
+$(foreach t,$(run),$(if $(findstring make_static,$(t)),\
+ $(eval $(t) := $($(t)) FEATURES_DUMP=$(FEATURES_DUMP_FILE_STATIC)),\
+ $(eval $(t) := $($(t)) FEATURES_DUMP=$(FEATURES_DUMP_FILE))))
+endif
.PHONY: all $(run) $(run_O) tarpkg clean make_kernelsrc make_kernelsrc_tools
endif # ifndef MK