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Date: Mon, 16 Sep 2013 11:11:16 +0900
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Paul Mackerras <paulus@...ba.org>,
Ingo Molnar <mingo@...nel.org>,
Namhyung Kim <namhyung.kim@....com>,
LKML <linux-kernel@...r.kernel.org>,
Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>,
Borislav Petkov <bp@...en8.de>
Subject: [PATCH] perf tools: Use per-file CFLAGS in Makefile
From: Namhyung Kim <namhyung.kim@....com>
Some files need additional compiler flags to be built successfully.
Cleanup Makefile by using optional per-file CFLAGS which look like
CFLAGS_dir_filename.o
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
tools/perf/Makefile | 128 ++++++++++++++++++---------------------------
tools/perf/config/Makefile | 2 +-
2 files changed, 52 insertions(+), 78 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 3a0ff7fb71b6..101df0a7e9a1 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -522,7 +522,8 @@ ifdef ASCIIDOC8
export ASCIIDOC8
endif
-LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group
+LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive
+LIBS += -Wl,--start-group $(EXTLIBS) -Wl,--end-group
export INSTALL SHELL_PATH
@@ -549,17 +550,11 @@ $(OUTPUT)perf: $(OUTPUT)perf.o $(BUILTIN_OBJS) $(PERFLIBS)
$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(OUTPUT)perf.o \
$(BUILTIN_OBJS) $(LIBS) -o $@
-$(OUTPUT)builtin-help.o: builtin-help.c $(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) \
- '-DPERF_HTML_PATH="$(htmldir_SQ)"' \
- '-DPERF_MAN_PATH="$(mandir_SQ)"' \
- '-DPERF_INFO_PATH="$(infodir_SQ)"' $<
+$(OUTPUT)perf-%: %.o $(PERFLIBS)
+ $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)
-$(OUTPUT)builtin-timechart.o: builtin-timechart.c $(OUTPUT)common-cmds.h $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) \
- '-DPERF_HTML_PATH="$(htmldir_SQ)"' \
- '-DPERF_MAN_PATH="$(mandir_SQ)"' \
- '-DPERF_INFO_PATH="$(infodir_SQ)"' $<
+$(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
+$(patsubst perf-%,%.o,$(PROGRAMS)): $(LIB_H) $(wildcard */*.h)
$(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt
@@ -577,15 +572,6 @@ $(OUTPUT)perf.o perf.spec \
.SUFFIXES:
.SUFFIXES: .o .c .S .s
-# These two need to be here so that when O= is not used they take precedence
-# over the general rule for .o
-
-$(OUTPUT)util/%-flex.o: $(OUTPUT)util/%-flex.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c -Iutil/ $(CFLAGS) -w $<
-
-$(OUTPUT)util/%-bison.o: $(OUTPUT)util/%-bison.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c -Iutil/ $(CFLAGS) -DYYENABLE_NLS=0 -DYYLTYPE_IS_TRIVIAL=0 -w $<
-
$(OUTPUT)%.o: %.c $(OUTPUT)PERF-CFLAGS
$(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $<
$(OUTPUT)%.i: %.c $(OUTPUT)PERF-CFLAGS
@@ -597,64 +583,52 @@ $(OUTPUT)%.o: %.S
$(OUTPUT)%.s: %.S
$(QUIET_CC)$(CC) -o $@ -E $(CFLAGS) $<
-$(OUTPUT)util/exec_cmd.o: util/exec_cmd.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) \
- '-DPERF_EXEC_PATH="$(perfexecdir_SQ)"' \
- '-DPREFIX="$(prefix_SQ)"' \
- $<
-
-$(OUTPUT)tests/attr.o: tests/attr.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) \
- '-DBINDIR="$(bindir_SQ)"' -DPYTHON='"$(PYTHON_WORD)"' \
- $<
-
-$(OUTPUT)tests/python-use.o: tests/python-use.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) \
- -DPYTHONPATH='"$(OUTPUT)python"' \
- -DPYTHON='"$(PYTHON_WORD)"' \
- $<
-
-$(OUTPUT)util/config.o: util/config.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<
-
-$(OUTPUT)ui/browser.o: ui/browser.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DENABLE_SLFUTURE_CONST $<
-
-$(OUTPUT)ui/browsers/annotate.o: ui/browsers/annotate.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DENABLE_SLFUTURE_CONST $<
-
-$(OUTPUT)ui/browsers/hists.o: ui/browsers/hists.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DENABLE_SLFUTURE_CONST $<
-
-$(OUTPUT)ui/browsers/map.o: ui/browsers/map.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DENABLE_SLFUTURE_CONST $<
+# Support to pass additional cflags per file
+# Directory was separated by '_'
-$(OUTPUT)ui/browsers/scripts.o: ui/browsers/scripts.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -DENABLE_SLFUTURE_CONST $<
-
-$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -Wno-unused-parameter -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"' $<
-
-$(OUTPUT)util/parse-events.o: util/parse-events.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) -Wno-redundant-decls $<
-
-$(OUTPUT)util/scripting-engines/trace-event-perl.o: util/scripting-engines/trace-event-perl.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow -Wno-undef -Wno-switch-default $<
-
-$(OUTPUT)scripts/perl/Perf-Trace-Util/Context.o: scripts/perl/Perf-Trace-Util/Context.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-nested-externs -Wno-undef -Wno-switch-default $<
-
-$(OUTPUT)util/scripting-engines/trace-event-python.o: util/scripting-engines/trace-event-python.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $(PYTHON_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow $<
-
-$(OUTPUT)scripts/python/Perf-Trace-Util/Context.o: scripts/python/Perf-Trace-Util/Context.c $(OUTPUT)PERF-CFLAGS
- $(QUIET_CC)$(CC) -o $@ -c $(CFLAGS) $(PYTHON_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-nested-externs $<
-
-$(OUTPUT)perf-%: %.o $(PERFLIBS)
- $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)
-
-$(LIB_OBJS) $(BUILTIN_OBJS): $(LIB_H)
-$(patsubst perf-%,%.o,$(PROGRAMS)): $(LIB_H) $(wildcard */*.h)
+ifneq ($(OUTPUT),)
+_target = $(filter-out $(OUTPUT),$@)
+else
+_target = $@
+endif
+target = $(subst /,_,$(_target))
+
+CFLAGS += $(CFLAGS_$(target))
+
+slang_cflags = -DENABLE_SLFUTURE_CONST
+flex_cflags = -w
+bison_cflags = -DYYENABLE_NLS=0 -DYYLTYPE_IS_TRIVIAL=0 -w
+perl_cflags = $(PERL_EMBED_CCOPTS) -w
+python_cflags = $(PYTHON_EMBED_CCOPTS) -w
+
+CFLAGS_builtin-help.o = -DPERF_HTML_PATH='"$(htmldir_SQ)"'
+CFLAGS_builtin-help.o += -DPERF_MAN_PATH='"$(mandir_SQ)"'
+CFLAGS_builtin-help.o += -DPERF_INFO_PATH='"$(infodir_SQ)"'
+CFLAGS_builtin-timechart.o = -DPERF_HTML_PATH='"$(htmldir_SQ)"'
+CFLAGS_builtin-timechart.o += -DPERF_MAN_PATH='"$(mandir_SQ)"'
+CFLAGS_builtin-timechart.o += -DPERF_INFO_PATH='"$(infodir_SQ)"'
+CFLAGS_util_config.o = -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"'
+CFLAGS_util_exec_cmd.o = -DPERF_EXEC_PATH='"$(perfexecdir_SQ)"'
+CFLAGS_util_exec_cmd.o += -DPREFIX='"$(prefix_SQ)"'
+CFLAGS_util_parse-events.o = -Wno-redundant-decls
+CFLAGS_util_parse-events-flex.o = $(flex_cflags)
+CFLAGS_util_parse-events-bison.o = $(bison_cflags)
+CFLAGS_util_pmu-flex.o = $(flex_cflags)
+CFLAGS_util_pmu-bison.o = $(bison_cflags)
+CFLAGS_util_rbtree.o = -Wno-unused-parameter
+CFLAGS_util_rbtree.o += -DETC_PERFCONFIG='"$(ETC_PERFCONFIG_SQ)"'
+CFLAGS_tests_attr.o = -DBINDIR='"$(bindir_SQ)"' -DPYTHON='"$(PYTHON_WORD)"'
+CFLAGS_tests_python-use.o = -DPYTHONPATH='"$(OUTPUT)python"'
+CFLAGS_tests_python-use.o += -DPYTHON='"$(PYTHON_WORD)"'
+CFLAGS_ui_browser.o = $(slang_cflags)
+CFLAGS_ui_browsers_annotate.o = $(slang_cflags)
+CFLAGS_ui_browsers_hists.o = $(slang_cflags)
+CFLAGS_ui_browsers_map.o = $(slang_cflags)
+CFLAGS_ui_browsers_scripts.o = $(slang_cflags)
+CFLAGS_util_scripting-engines_trace-event-perl.o = $(perl_cflags)
+CFLAGS_util_scripting-engines_trace-event-python.o = $(python_cflags)
+CFLAGS_scripts_perl_Perf-Trace-Util_Context.o = $(perl_cflags)
+CFLAGS_scripts_python_Perf-Trace-Util_Context.o = $(python_cflags)
# we compile into subdirectories. if the target directory is not the source directory, they might not exists. So
# we depend the various files onto their directories.
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 214e17e97e5c..53efd35fcfde 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -6,7 +6,7 @@ ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
-e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
NO_PERF_REGS := 1
-CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
+CFLAGS = $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
# Additional ARCH settings for x86
ifeq ($(ARCH),i386)
--
1.7.11.7
--
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