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authorIsaku Yamahata <yamahata@valinux.co.jp>2008-10-17 11:17:43 +0900
committerTony Luck <tony.luck@intel.com>2008-10-17 09:51:36 -0700
commit41a6ba09839cc5b114ea2c2c064b056e35cf93f1 (patch)
treec614efc29e34576b1ea2c5a219b8c072027a1aef /arch/ia64/include/asm/native
parentce1fc742f9703eeda0787b449ac57a780585bc97 (diff)
ia64/pv_ops: update native/inst.h to clobber predicate.
add CLOBBER_PRED() to clobber predicate register. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/include/asm/native')
-rw-r--r--arch/ia64/include/asm/native/inst.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/ia64/include/asm/native/inst.h b/arch/ia64/include/asm/native/inst.h
index c8efbf7b849..0a1026cca4f 100644
--- a/arch/ia64/include/asm/native/inst.h
+++ b/arch/ia64/include/asm/native/inst.h
@@ -36,8 +36,13 @@
;; \
movl clob = PARAVIRT_POISON; \
;;
+# define CLOBBER_PRED(pred_clob) \
+ ;; \
+ cmp.eq pred_clob, p0 = r0, r0 \
+ ;;
#else
-# define CLOBBER(clob) /* nothing */
+# define CLOBBER(clob) /* nothing */
+# define CLOBBER_PRED(pred_clob) /* nothing */
#endif
#define MOV_FROM_IFA(reg) \
@@ -136,7 +141,8 @@
#define SSM_PSR_I(pred, pred_clob, clob) \
(pred) ssm psr.i \
- CLOBBER(clob)
+ CLOBBER(clob) \
+ CLOBBER_PRED(pred_clob)
#define RSM_PSR_I(pred, clob0, clob1) \
(pred) rsm psr.i \