Revert r120580.

[oota-llvm.git] / lib / Target / X86 / X86InstrFormats.td

diff --git a/lib/Target/X86/X86InstrFormats.td b/lib/Target/X86/X86InstrFormats.td
index a4403591084ee5c323d399c501416f08233ac619..344c14c112a0eeb22c59c0d44a3bd6be2b34d20f 100644 (file)
--- a/lib/Target/X86/X86InstrFormats.td
+++ b/lib/Target/X86/X86InstrFormats.td
@@ -135,17 +135,17 @@ class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
   bit hasAdSizePrefix = 0;  // Does this inst have a 0x67 prefix?
 
   bits<4> Prefix = 0;       // Which prefix byte does this inst have?
-  bit hasREX_WPrefix  = 0;  // Does this inst requires the REX.W prefix?
+  bit hasREX_WPrefix  = 0;  // Does this inst require the REX.W prefix?
   FPFormat FPForm = NotFP;  // What flavor of FP instruction is this?
   bit hasLockPrefix = 0;    // Does this inst have a 0xF0 prefix?
   bits<2> SegOvrBits = 0;   // Segment override prefix.
   Domain ExeDomain = d;
-  bit hasVEXPrefix = 0;     // Does this inst requires a VEX prefix?
+  bit hasVEXPrefix = 0;     // Does this inst require a VEX prefix?
   bit hasVEX_WPrefix = 0;   // Does this inst set the VEX_W field?
-  bit hasVEX_4VPrefix = 0;  // Does this inst requires the VEX.VVVV field?
-  bit hasVEX_i8ImmReg = 0;  // Does this inst requires the last source register
+  bit hasVEX_4VPrefix = 0;  // Does this inst require the VEX.VVVV field?
+  bit hasVEX_i8ImmReg = 0;  // Does this inst require the last source register
                             // to be encoded in a immediate field?
-  bit hasVEX_L = 0;         // Does this inst uses large (256-bit) registers?
+  bit hasVEX_L = 0;         // Does this inst use large (256-bit) registers?
   bit has3DNow0F0FOpcode =0;// Wacky 3dNow! encoding?
 
   // TSFlags layout should be kept in sync with X86InstrInfo.h.
@@ -168,6 +168,11 @@ class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
   let TSFlags{37}    = has3DNow0F0FOpcode;
 }
 
+class PseudoI<dag oops, dag iops, list<dag> pattern>
+  : X86Inst<0, Pseudo, NoImm, oops, iops, ""> {
+  let Pattern = pattern;
+}
+
 class I<bits<8> o, Format f, dag outs, dag ins, string asm,
         list<dag> pattern, Domain d = GenericDomain>
   : X86Inst<o, f, NoImm, outs, ins, asm, d> {