[tip:perf/core] perf tools: Add ia64 support for tools/perf/

tip-bot for Luck, Tony
2009-11-19T05:31:28Z

Commit-ID: 11ada26c78febe4662a8e848f3bff74e3200c920
Gitweb: http://git.kernel.org/tip/11ada26c78febe4662a8e848f3bff74e3200c920
Author: Luck, Tony <tony.luck@intel.com>
AuthorDate: Tue, 17 Nov 2009 09:05:56 -0800
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Thu, 19 Nov 2009 06:03:33 +0100

perf tools: Add ia64 support for tools/perf/

Compiler on ia64 rejects the "-m64" option.
Add arch specific pieces to perf.h

Signed-off-by: Tony Luck <tony.luck@intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <4b02d7f43514327a@agluck-desktop.sc.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
tools/perf/Makefile | 8 +++++---
tools/perf/perf.h | 6 ++++++
2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 5d1a8b0..3f0666a 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -166,10 +166,12 @@ ifdef NO_64BIT
MBITS := -m32
else
#
- # If we're on a 64-bit kernel, use -m64:
+ # If we're on a 64-bit kernel (except ia64), use -m64:
#
- ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M))
- MBITS := -m64
+ ifneq ($(uname_M),ia64)
+ ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M))
+ MBITS := -m64
+ endif
endif
endif

diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 216bdb2..454d5d5 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -53,6 +53,12 @@
#define cpu_relax() asm volatile("" ::: "memory")
#endif

+#ifdef __ia64__
+#include "../../arch/ia64/include/asm/unistd.h"
+#define rmb() asm volatile ("mf" ::: "memory")
+#define cpu_relax() asm volatile ("hint @pause" ::: "memory")
+#endif
+
#include <time.h>
#include <unistd.h>
#include <sys/types.h>