Messages in this thread Patch in this message | | | From | Masami Hiramatsu <> | Subject | [PATCH -perf/perf/makefile 1/2] perf tools: Introduce ARCH= option for cross building | Date | Thu, 10 Feb 2011 11:28:54 +0900 |
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Introduce ARCH= option for cross building. This also ports some ARCH setting code from linux-2.6/Makefile.
Since EXTRA_CFLAGS=-m64/32 does not change some build flags, we need an appropriate flag for cross building. e.g., If you want to build x86-32 binary on x86-64, just set ARCH=i386 for building.
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: linux-kernel@vger.kernel.org ---
tools/perf/Makefile | 42 ++++++++++++++++++++++++++------------ tools/perf/arch/arm/Makefile | 2 +- tools/perf/arch/powerpc/Makefile | 2 +- tools/perf/arch/s390/Makefile | 2 +- tools/perf/arch/sh/Makefile | 2 +- tools/perf/arch/sparc/Makefile | 2 +- tools/perf/arch/x86/Makefile | 2 +- 7 files changed, 35 insertions(+), 19 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile index b8ba5b0..f7e8a41 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -38,7 +38,7 @@ endif # # Define LDFLAGS=-static to build a static binary. # -# Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds. +# Define ARCH=x86_64 or ARCH=i386 as appropriate for cross-builds. # # Define NO_DWARF if you do not want debug-info analysis feature at all. @@ -53,21 +53,37 @@ uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not') uname_P := $(shell sh -c 'uname -p 2>/dev/null || echo not') uname_V := $(shell sh -c 'uname -v 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/ ) +SUBARCH := $(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/ ) +ARCH ?= $(SUBARCH) +SRCARCH := $(ARCH) # Additional ARCH settings for x86 ifeq ($(ARCH),i386) - ARCH := x86 + SRCARCH := x86 + EXTRA_CFLAGS=-m32 endif ifeq ($(ARCH),x86_64) - RAW_ARCH := x86_64 - ARCH := x86 + SRCARCH := x86 ARCH_CFLAGS := -DARCH_X86_64 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S + EXTRA_CFLAGS=-m64 +endif + +# Additional ARCH settings for sparc +ifeq ($(ARCH),sparc32) + SRCARCH := sparc +endif +ifeq ($(ARCH),sparc64) + SRCARCH := sparc +endif + +# Additional ARCH settings for sh +ifeq ($(ARCH),sh64) + SRCARCH := sh endif # @@ -179,7 +195,7 @@ endif # Those must not be GNU-specific; they are shared with perl/ which may # be built by a different compiler. (Note that this is an artifact now # but it still might be nice to keep that distinction.) -BASIC_CFLAGS = -Iutil/include -Iarch/$(ARCH)/include +BASIC_CFLAGS = -Iutil/include -Iarch/$(SRCARCH)/include BASIC_LDFLAGS = # Guard against environment variables @@ -370,7 +386,7 @@ BUILTIN_OBJS += $(OUTPUT)builtin-bench.o # Benchmark modules BUILTIN_OBJS += $(OUTPUT)bench/sched-messaging.o BUILTIN_OBJS += $(OUTPUT)bench/sched-pipe.o -ifeq ($(RAW_ARCH),x86_64) +ifeq ($(ARCH),x86_64) BUILTIN_OBJS += $(OUTPUT)bench/mem-memcpy-x86-64-asm.o endif BUILTIN_OBJS += $(OUTPUT)bench/mem-memcpy.o @@ -429,7 +445,7 @@ ifneq ($(call try-cc,$(SOURCE_DWARF),$(FLAGS_DWARF)),y) endif # Dwarf support endif # NO_DWARF --include arch/$(ARCH)/Makefile +-include arch/$(SRCARCH)/Makefile ifneq ($(OUTPUT),) BASIC_CFLAGS += -I$(OUTPUT) @@ -451,7 +467,7 @@ endif ifndef NO_DWARF ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined) - msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled); + msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled); else BASIC_CFLAGS += -DDWARF_SUPPORT EXTLIBS += -lelf -ldw diff --git a/tools/perf/arch/arm/Makefile b/tools/perf/arch/arm/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/arm/Makefile +++ b/tools/perf/arch/arm/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif diff --git a/tools/perf/arch/powerpc/Makefile b/tools/perf/arch/powerpc/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/powerpc/Makefile +++ b/tools/perf/arch/powerpc/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif diff --git a/tools/perf/arch/s390/Makefile b/tools/perf/arch/s390/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/s390/Makefile +++ b/tools/perf/arch/s390/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif diff --git a/tools/perf/arch/sh/Makefile b/tools/perf/arch/sh/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/sh/Makefile +++ b/tools/perf/arch/sh/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif diff --git a/tools/perf/arch/sparc/Makefile b/tools/perf/arch/sparc/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/sparc/Makefile +++ b/tools/perf/arch/sparc/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile index 15130b5..571affa 100644 --- a/tools/perf/arch/x86/Makefile +++ b/tools/perf/arch/x86/Makefile @@ -1,4 +1,4 @@ ifndef NO_DWARF PERF_HAVE_DWARF_REGS := 1 -LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o +LIB_OBJS += $(OUTPUT)arch/$(SRCARCH)/util/dwarf-regs.o endif
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