[PATCH 02/25] perf tools: Move arch check into config/Makefile

Jiri Olsa
2013-05-24T12:41:41Z

Moving arch check into config/Makefile.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: David Ahern <dsahern@gmail.com>
---
tools/perf/Makefile | 41 +++++++++++++----------------------------
tools/perf/config/Makefile | 34 ++++++++++++++++++++++++++++++++++
2 files changed, 47 insertions(+), 28 deletions(-)
create mode 100644 tools/perf/config/Makefile

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index c8fb0fd..10b4c7e 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -55,37 +55,23 @@ include config/utilities.mak
$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
@$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)

-uname_M := $(shell uname -m 2>/dev/null || echo not)
-
-ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
- -e s/arm.*/arm/ -e s/sa110/arm/ \
- -e s/s390x/s390/ -e s/parisc64/parisc/ \
- -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
- -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
-NO_PERF_REGS := 1
-
CC = $(CROSS_COMPILE)gcc
AR = $(CROSS_COMPILE)ar

-# Additional ARCH settings for x86
-ifeq ($(ARCH),i386)
- override ARCH := x86
- NO_PERF_REGS := 0
- LIBUNWIND_LIBS = -lunwind -lunwind-x86
+# include config/Makefile by default and rule out
+# non-config cases
+config := 1
+
+NON_CONFIG_TARGETS := clean TAGS tags cscope help
+
+ifdef MAKECMDGOALS
+ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
+ config := 0
endif
-ifeq ($(ARCH),x86_64)
- override ARCH := x86
- IS_X86_64 := 0
- ifeq (, $(findstring m32,$(EXTRA_CFLAGS)))
- IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
- endif
- ifeq (${IS_X86_64}, 1)
- RAW_ARCH := x86_64
- ARCH_CFLAGS := -DARCH_X86_64
- ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
- endif
- NO_PERF_REGS := 0
- LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
+endif
+
+ifeq ($(config),1)
+include config/Makefile
endif

# Treat warnings as errors unless directed not to
@@ -857,7 +843,6 @@ ifeq ($(NO_PERF_REGS),0)
ifeq ($(ARCH),x86)
LIB_H += arch/x86/include/perf_regs.h
endif
- BASIC_CFLAGS += -DHAVE_PERF_REGS
endif

ifndef NO_STRLCPY
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
new file mode 100644
index 0000000..fe317c2
--- /dev/null
+++ b/tools/perf/config/Makefile
@@ -0,0 +1,34 @@
+uname_M := $(shell uname -m 2>/dev/null || echo not)
+
+ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
+ -e s/arm.*/arm/ -e s/sa110/arm/ \
+ -e s/s390x/s390/ -e s/parisc64/parisc/ \
+ -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
+ -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
+NO_PERF_REGS := 1
+
+# Additional ARCH settings for x86
+ifeq ($(ARCH),i386)
+ override ARCH := x86
+ NO_PERF_REGS := 0
+ LIBUNWIND_LIBS = -lunwind -lunwind-x86
+endif
+
+ifeq ($(ARCH),x86_64)
+ override ARCH := x86
+ IS_X86_64 := 0
+ ifeq (, $(findstring m32,$(EXTRA_CFLAGS)))
+ IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
+ endif
+ ifeq (${IS_X86_64}, 1)
+ RAW_ARCH := x86_64
+ ARCH_CFLAGS := -DARCH_X86_64
+ ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
+ endif
+ NO_PERF_REGS := 0
+ LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
+endif
+
+ifeq ($(NO_PERF_REGS),0)
+ BASIC_CFLAGS += -DHAVE_PERF_REGS
+endif
--
1.7.11.7