Commit 362493f0 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo

perf tools: Move compiler and linker flags check into config/Makefile

Moving compiler and linker flags check into config/Makefile.
Signed-off-by: default avatarJiri Olsa <jolsa@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1369398928-9809-5-git-send-email-jolsa@redhat.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent a32f4936
......@@ -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 ($(MAKECMDGOALS),tags)
-include config/feature-tests.mak
# We choose to avoid "if .. else if .. else .. endif endif"
# because maintaining the nesting to match is a pain. If
# we had "elif" things would have been much nicer...
......
......@@ -42,3 +42,69 @@ endif
ifeq ($(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
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