From 362493f0d63e25698018f6f36b2e02201342dbee Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Mon, 25 Mar 2013 00:40:48 +0100 Subject: [PATCH] perf tools: Move compiler and linker flags check into config/Makefile Moving compiler and linker flags check into config/Makefile. Signed-off-by: Jiri Olsa Cc: Borislav Petkov Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Sam Ravnborg Cc: Stephane Eranian Link: http://lkml.kernel.org/r/1369398928-9809-5-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Makefile | 110 +++++++------------------------------ tools/perf/config/Makefile | 66 ++++++++++++++++++++++ 2 files changed, 85 insertions(+), 91 deletions(-) diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 2a7547673c6b..aa6f93389c55 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -52,6 +52,20 @@ include config/utilities.mak # # Define NO_LIBNUMA if you do not want numa perf benchmark +ifeq ($(srctree),) +srctree := $(patsubst %/,%,$(dir $(shell pwd))) +srctree := $(patsubst %/,%,$(dir $(srctree))) +#$(info Determined 'srctree' to be $(srctree)) +endif + +ifneq ($(objtree),) +#$(info Determined 'objtree' to be $(objtree)) +endif + +ifneq ($(OUTPUT),) +#$(info Determined 'OUTPUT' to be $(OUTPUT)) +endif + $(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE @$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT) @@ -66,6 +80,9 @@ FLEX = flex BISON = bison STRIP ?= strip +LK_DIR = ../lib/lk/ +TRACE_EVENT_DIR = ../lib/traceevent/ + # include config/Makefile by default and rule out # non-config cases config := 1 @@ -82,33 +99,10 @@ ifeq ($(config),1) include config/Makefile endif -# Treat warnings as errors unless directed not to -ifneq ($(WERROR),0) - CFLAGS_WERROR := -Werror -endif - -ifeq ("$(origin DEBUG)", "command line") - PERF_DEBUG = $(DEBUG) -endif -ifndef PERF_DEBUG - CFLAGS_OPTIMIZE = -O6 -endif - -ifdef PARSER_DEBUG - PARSER_DEBUG_BISON := -t - PARSER_DEBUG_FLEX := -d - PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG -endif - ifdef NO_NEWT NO_SLANG=1 endif -CFLAGS = -fno-omit-frame-pointer -ggdb3 -funwind-tables -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS) -EXTLIBS = -lpthread -lrt -lelf -lm -ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -ALL_LDFLAGS = $(LDFLAGS) - # Among the variables below, these: # perfexecdir # template_dir @@ -148,71 +142,6 @@ export prefix bindir sharedir sysconfdir # explicitly what architecture to check for. Fix this up for yours.. SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__ -ifneq ($(MAKECMDGOALS),clean) -ifneq ($(MAKECMDGOALS),tags) --include config/feature-tests.mak - -ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y) - CFLAGS := $(CFLAGS) -fstack-protector-all -endif - -ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y) - CFLAGS := $(CFLAGS) -Wstack-protector -endif - -ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y) - CFLAGS := $(CFLAGS) -Wvolatile-register-var -endif - -ifndef PERF_DEBUG - ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y) - CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2 - endif -endif - -### --- END CONFIGURATION SECTION --- - -ifeq ($(srctree),) -srctree := $(patsubst %/,%,$(dir $(shell pwd))) -srctree := $(patsubst %/,%,$(dir $(srctree))) -#$(info Determined 'srctree' to be $(srctree)) -endif - -ifneq ($(objtree),) -#$(info Determined 'objtree' to be $(objtree)) -endif - -ifneq ($(OUTPUT),) -#$(info Determined 'OUTPUT' to be $(OUTPUT)) -endif - -BASIC_CFLAGS += \ - -Iutil/include \ - -Iarch/$(ARCH)/include \ - $(if $(objtree),-I$(objtree)/arch/$(ARCH)/include/generated/uapi) \ - -I$(srctree)/arch/$(ARCH)/include/uapi \ - -I$(srctree)/arch/$(ARCH)/include \ - $(if $(objtree),-I$(objtree)/include/generated/uapi) \ - -I$(srctree)/include/uapi \ - -I$(srctree)/include \ - -I$(OUTPUT)util \ - -Iutil \ - -I. \ - -I$(TRACE_EVENT_DIR) \ - -I../lib/ \ - -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE - -BASIC_LDFLAGS = - -ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y) - BIONIC := 1 - EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) - EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) - BASIC_CFLAGS += -I. -endif -endif # MAKECMDGOALS != tags -endif # MAKECMDGOALS != clean - # Guard against environment variables BUILTIN_OBJS = LIB_H = @@ -225,9 +154,6 @@ SCRIPT_SH += perf-archive.sh grep-libs = $(filter -l%,$(1)) strip-libs = $(filter-out -l%,$(1)) -LK_DIR = ../lib/lk/ -TRACE_EVENT_DIR = ../lib/traceevent/ - LK_PATH=$(LK_DIR) ifneq ($(OUTPUT),) @@ -541,6 +467,8 @@ PERFLIBS = $(LIB_FILE) $(LIBLK) $(LIBTRACEEVENT) ifneq ($(MAKECMDGOALS),clean) ifneq ($(MAKECMDGOALS),tags) +-include config/feature-tests.mak + # We choose to avoid "if .. else if .. else .. endif endif" # because maintaining the nesting to match is a pain. If # we had "elif" things would have been much nicer... diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 04bf8aceea5a..8acbcfec93f1 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -42,3 +42,69 @@ endif ifeq ($(call get-executable,$(BISON)),) dummy := $(error Error: $(BISON) is missing on this system, please install it) endif + +# Treat warnings as errors unless directed not to +ifneq ($(WERROR),0) + CFLAGS_WERROR := -Werror +endif + +ifeq ("$(origin DEBUG)", "command line") + PERF_DEBUG = $(DEBUG) +endif +ifndef PERF_DEBUG + CFLAGS_OPTIMIZE = -O6 +endif + +ifdef PARSER_DEBUG + PARSER_DEBUG_BISON := -t + PARSER_DEBUG_FLEX := -d + PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG +endif + +CFLAGS = -fno-omit-frame-pointer -ggdb3 -funwind-tables -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS) +EXTLIBS = -lpthread -lrt -lelf -lm +ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE +ALL_LDFLAGS = $(LDFLAGS) + +ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y) + CFLAGS := $(CFLAGS) -fstack-protector-all +endif + +ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y) + CFLAGS := $(CFLAGS) -Wstack-protector +endif + +ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y) + CFLAGS := $(CFLAGS) -Wvolatile-register-var +endif + +ifndef PERF_DEBUG + ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y) + CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2 + endif +endif + +BASIC_CFLAGS += \ + -Iutil/include \ + -Iarch/$(ARCH)/include \ + $(if $(objtree),-I$(objtree)/arch/$(ARCH)/include/generated/uapi) \ + -I$(srctree)/arch/$(ARCH)/include/uapi \ + -I$(srctree)/arch/$(ARCH)/include \ + $(if $(objtree),-I$(objtree)/include/generated/uapi) \ + -I$(srctree)/include/uapi \ + -I$(srctree)/include \ + -I$(OUTPUT)util \ + -Iutil \ + -I. \ + -I$(TRACE_EVENT_DIR) \ + -I../lib/ \ + -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE + +BASIC_LDFLAGS = + +ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y) + BIONIC := 1 + EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) + EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) + BASIC_CFLAGS += -I. +endif