Add q suffix aliases for the fistp and fisttp mnemonics.
rdar://10921670
PR11935



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151543 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 24f5722..7049858 100644
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -1632,6 +1632,8 @@
 def : MnemonicAlias<"fcmovae",  "fcmovnb">;
 def : MnemonicAlias<"fcomip",   "fcompi">;
 def : MnemonicAlias<"fildq",    "fildll">;
+def : MnemonicAlias<"fistpq",   "fistpll">;
+def : MnemonicAlias<"fisttpq",  "fisttpll">;
 def : MnemonicAlias<"fldcww",   "fldcw">;
 def : MnemonicAlias<"fnstcww", "fnstcw">;
 def : MnemonicAlias<"fnstsww", "fnstsw">;