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perf build: Add single target build framework support

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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>
This commit is contained in:
Jiri Olsa
2014-12-30 18:44:38 +01:00
committed by Arnaldo Carvalho de Melo
parent 6d8e62c302
commit 1999307b46
3 changed files with 55 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tools/perf/Makefile.perf
+28 -11
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@@ -421,16 +421,33 @@ endif
# These two need to be here so that when O= is not used they take precedence
# over the general rule for .o
$(OUTPUT)%.o: %.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $<
$(OUTPUT)%.i: %.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -E $(CFLAGS) $<
$(OUTPUT)%.s: %.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -S $(CFLAGS) $<
$(OUTPUT)%.o: %.S
$(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $<
$(OUTPUT)%.s: %.S
$(QUIET_CC)$(CC) -o $@ -E $(CFLAGS) $<
# get relative building directory (to $(OUTPUT))
# and '.' if it's $(OUTPUT) itself
__build-dir = $(subst $(OUTPUT),,$(dir $@))
build-dir = $(if $(__build-dir),$(__build-dir),.)
single_dep: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h
$(OUTPUT)%.o: %.c single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%.i: %.c single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%.s: %.c single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%-bison.o: %.c single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%-flex.o: %.c single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%.o: %.S single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)%.i: %.S single_dep FORCE
@$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
$(OUTPUT)perf-%: %.o $(PERFLIBS)
$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)
@@ -675,5 +692,5 @@ FORCE:
.PHONY: all install clean config-clean strip install-gtk
.PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
.PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope .FORCE-PERF-CFLAGS FORCE
.PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope .FORCE-PERF-CFLAGS FORCE single_dep