perf build: Add single target build framework support
Add support to build single targets, like:
$ make util/map.o # objects
$ make util/map.i # preprocessor
$ make util/map.s # assembly
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Tested-by: Will Deacon <will.deacon@arm.com>
Cc: Alexis Berlemont <alexis.berlemont@gmail.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-tt10y0dmweq6rjaod937rpb4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 4599188..32f9327 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -97,15 +97,19 @@
CFLAGS_exec_cmd.o += -DPERF_EXEC_PATH="BUILD_STR($(perfexecdir_SQ))" -DPREFIX="BUILD_STR($(prefix_SQ))"
$(OUTPUT)util/parse-events-flex.c: util/parse-events.l $(OUTPUT)util/parse-events-bison.c
+ $(call rule_mkdir)
@$(call echo-cmd,flex)$(FLEX) -o $@ --header-file=$(OUTPUT)util/parse-events-flex.h $(PARSER_DEBUG_FLEX) util/parse-events.l
$(OUTPUT)util/parse-events-bison.c: util/parse-events.y
+ $(call rule_mkdir)
@$(call echo-cmd,bison)$(BISON) -v util/parse-events.y -d $(PARSER_DEBUG_BISON) -o $@ -p parse_events_
$(OUTPUT)util/pmu-flex.c: util/pmu.l $(OUTPUT)util/pmu-bison.c
+ $(call rule_mkdir)
@$(call echo-cmd,flex)$(FLEX) -o $@ --header-file=$(OUTPUT)util/pmu-flex.h util/pmu.l
$(OUTPUT)util/pmu-bison.c: util/pmu.y
+ $(call rule_mkdir)
@$(call echo-cmd,bison)$(BISON) -v util/pmu.y -d -o $@ -p perf_pmu_
CFLAGS_parse-events-flex.o += -w
@@ -122,13 +126,17 @@
CFLAGS_parse-events.o += -Wno-redundant-decls
$(OUTPUT)util/kallsyms.o: ../lib/symbol/kallsyms.c FORCE
+ $(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
$(OUTPUT)util/find_next_bit.o: ../lib/util/find_next_bit.c FORCE
+ $(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c FORCE
+ $(call rule_mkdir)
$(call if_changed_dep,cc_o_c)
$(OUTPUT)util/hweight.o: ../../lib/hweight.c FORCE
+ $(call rule_mkdir)
$(call if_changed_dep,cc_o_c)