[tip:perf/core] perf build: Add arch x86 objects building

[tip:perf/core] perf build: Add arch x86 objects building

[tip-bot for Jiri Olsa]

Commit-ID:  5e8c0fb6a95728b852d56c0a9244425d474670c0
Gitweb:     http://git.kernel.org/tip/5e8c0fb6a95728b852d56c0a9244425d474670c0
Author:     Jiri Olsa <jolsa@kernel.org>
AuthorDate: Tue, 30 Dec 2014 14:03:40 +0100
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 12 Feb 2015 13:12:01 -0300

perf build: Add arch x86 objects building

Move the x86 arch objects building under build framework to be included
in the libperf build object.

Adding also arch/$(ARCH)/Build files for the rest of the archs. The
reason for this is that in arch/Build we now do:

  +libperf-y += $(ARCH)/

which would make the build to fail on other architectures, because the
build framework requires 'Build' file in nested directories and this
patch adds it only for x86.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Tested-by: Will Deacon <will.deacon@arm.com>
Cc: Alexis Berlemont <alexis.berlemont@gmail.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-5enob06z07m7ew6nzzdmp3n2@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/arch/Build                                   |  1 +
 tools/{build/tests/ex/empty => perf/arch/arm}/Build     |  0
 tools/{build/tests/ex/empty => perf/arch/arm64}/Build   |  0
 tools/{build/tests/ex/empty => perf/arch/powerpc}/Build |  0
 tools/{build/tests/ex/empty => perf/arch/s390}/Build    |  0
 tools/{build/tests/ex/empty => perf/arch/sh}/Build      |  0
 tools/{build/tests/ex/empty => perf/arch/sparc}/Build   |  0
 tools/perf/arch/x86/Build                               |  2 ++
 tools/perf/arch/x86/Makefile                            | 15 ---------------
 tools/perf/arch/x86/tests/Build                         |  2 ++
 tools/perf/arch/x86/util/Build                          |  8 ++++++++
 11 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/tools/perf/arch/Build b/tools/perf/arch/Build
index 304f5e7..109eb75 100644
--- a/tools/perf/arch/Build
+++ b/tools/perf/arch/Build
@@ -1 +1,2 @@
 libperf-y += common.o
+libperf-y += $(ARCH)/
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/arm/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/arm/Build
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/arm64/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/arm64/Build
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/powerpc/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/powerpc/Build
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/s390/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/s390/Build
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/sh/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/sh/Build
diff --git a/tools/build/tests/ex/empty/Build b/tools/perf/arch/sparc/Build
similarity index 100%
copy from tools/build/tests/ex/empty/Build
copy to tools/perf/arch/sparc/Build
diff --git a/tools/perf/arch/x86/Build b/tools/perf/arch/x86/Build
new file mode 100644
index 0000000..41bf61d
--- /dev/null
+++ b/tools/perf/arch/x86/Build
@@ -0,0 +1,2 @@
+libperf-y += util/
+libperf-$(CONFIG_DWARF_UNWIND) += tests/
diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
index 9b21881..21322e0 100644
--- a/tools/perf/arch/x86/Makefile
+++ b/tools/perf/arch/x86/Makefile
@@ -1,19 +1,4 @@
 ifndef NO_DWARF
 PERF_HAVE_DWARF_REGS := 1
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/dwarf-regs.o
 endif
-ifndef NO_LIBUNWIND
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind-libunwind.o
-endif
-ifndef NO_LIBDW_DWARF_UNWIND
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/unwind-libdw.o
-endif
-ifndef NO_DWARF_UNWIND
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/tests/regs_load.o
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/tests/dwarf-unwind.o
-endif
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/header.o
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/tsc.o
-LIB_H += arch/$(ARCH)/util/tsc.h
 HAVE_KVM_STAT_SUPPORT := 1
-LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/kvm-stat.o
diff --git a/tools/perf/arch/x86/tests/Build b/tools/perf/arch/x86/tests/Build
new file mode 100644
index 0000000..b30eff9
--- /dev/null
+++ b/tools/perf/arch/x86/tests/Build
@@ -0,0 +1,2 @@
+libperf-y += regs_load.o
+libperf-y += dwarf-unwind.o
diff --git a/tools/perf/arch/x86/util/Build b/tools/perf/arch/x86/util/Build
new file mode 100644
index 0000000..cfbccc4
--- /dev/null
+++ b/tools/perf/arch/x86/util/Build
@@ -0,0 +1,8 @@
+libperf-y += header.o
+libperf-y += tsc.o
+libperf-y += kvm-stat.o
+
+libperf-$(CONFIG_DWARF) += dwarf-regs.o
+
+libperf-$(CONFIG_LIBUNWIND)          += unwind-libunwind.o
+libperf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o