1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/X86/MCTargetDesc/X86BaseInfo.h b/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
index 69e74b8659..49d8b11658 100644
--- a/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
+++ b/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
@@ -267,6 +267,11 @@ namespace X86II {
     /// register DI/EDI/ESI.
     RawFrmDst      = 9,
 
+    /// RawFrmSrc - This form is for instructions that use the the source index
+    /// register SI/ESI/ERI with a possible segment override, and also the
+    /// destination index register DI/ESI/RDI.
+    RawFrmDstSrc   = 10,
+
     /// MRM[0-7][rm] - These forms are used to represent instructions that use
     /// a Mod/RM byte, and use the middle field to hold extended opcode
     /// information.  In the intel manual these are represented as /0, /1, ...
@@ -622,6 +627,7 @@ namespace X86II {
     case X86II::RawFrmMemOffs:
     case X86II::RawFrmSrc:
     case X86II::RawFrmDst:
+    case X86II::RawFrmDstSrc:
        return -1;
     case X86II::MRMDestMem:
       return 0;