From: Andreas Arnez <arnez@linux.ibm.com>
Date: Wed, 7 Apr 2021 14:48:29 +0000 (+0200)
Subject: s390x: Support "expensive" comparisons Iop_ExpCmpNE32/64
X-Git-Tag: VALGRIND_3_18_0~131
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18ddcc47c951427efd3b790ba2481159b9bd1598;p=thirdparty%2Fvalgrind.git

s390x: Support "expensive" comparisons Iop_ExpCmpNE32/64

Add support for Iop_ExpCmpNE32 and Iop_ExpCmpNE64 in the s390x instruction
selector.  Handle them exactly like the "inexpensive" variants Iop_CmpNE32
and Iop_CmpNE64.
---

diff --git a/VEX/priv/host_s390_isel.c b/VEX/priv/host_s390_isel.c
index 2000ec2240..5f79280c04 100644
--- a/VEX/priv/host_s390_isel.c
+++ b/VEX/priv/host_s390_isel.c
@@ -3611,6 +3611,8 @@ s390_isel_cc(ISelEnv *env, IRExpr *cond)
 
       case Iop_CmpNE32:
       case Iop_CmpNE64:
+      case Iop_ExpCmpNE32:
+      case Iop_ExpCmpNE64:
       case Iop_CasCmpNE32:
       case Iop_CasCmpNE64:
          result = S390_CC_NE;