ia64/pv_ops: paravirtualize mov = ar.itc.

paravirtualize mov reg = ar.itc.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/ia64/include/asm/native/inst.h b/arch/ia64/include/asm/native/inst.h
index 5e4e15133f41..ad59fc6a6134 100644
--- a/arch/ia64/include/asm/native/inst.h
+++ b/arch/ia64/include/asm/native/inst.h
@@ -77,6 +77,11 @@
 (pred)  mov reg = psr                   \
         CLOBBER(clob)
 
+#define MOV_FROM_ITC(pred, pred_clob, reg, clob)        \
+(pred)  mov reg = ar.itc                                \
+        CLOBBER(clob)                                   \
+        CLOBBER_PRED(pred_clob)
+
 #define MOV_TO_IFA(reg, clob)   \
         mov cr.ifa = reg        \
         CLOBBER(clob)