[Valgrind-developers] vex: r3198 - /trunk/priv/guest_amd64_toIR.c

[<sv...@va...>]

Author: mjw
Date: Mon Oct 12 15:30:58 2015
New Revision: 3198

Log:
Bug 278744 cvtps2pd with redundant RexW

Modified:
    trunk/priv/guest_amd64_toIR.c

Modified: trunk/priv/guest_amd64_toIR.c
==============================================================================
--- trunk/priv/guest_amd64_toIR.c (original)
+++ trunk/priv/guest_amd64_toIR.c Mon Oct 12 15:30:58 2015
@@ -13396,7 +13396,8 @@
    case 0x5A:
       /* 0F 5A = CVTPS2PD -- convert 2 x F32 in low half mem/xmm to 2 x
          F64 in xmm(G). */
-      if (haveNo66noF2noF3(pfx) && sz == 4) {
+      if (haveNo66noF2noF3(pfx)
+          && sz == 4 || /* ignore redundant REX.W */ sz == 8) {
          delta = dis_CVTPS2PD_128( vbi, pfx, delta, False/*!isAvx*/ );
          goto decode_success;
       }