From 41a6ba09839cc5b114ea2c2c064b056e35cf93f1 Mon Sep 17 00:00:00 2001 From: Isaku Yamahata Date: Fri, 17 Oct 2008 11:17:43 +0900 Subject: ia64/pv_ops: update native/inst.h to clobber predicate. add CLOBBER_PRED() to clobber predicate register. Signed-off-by: Isaku Yamahata Signed-off-by: Tony Luck --- arch/ia64/include/asm/native/inst.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'arch/ia64') 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 \ -- cgit v1.2.3