Remove code for setting the VEX L-bit as a function of operand size from the code emitters and the disassembler table builder. Fix a couple instructions that were still missing VEX_L.

llvm-svn: 164204

2 files changed, 2 insertions, 19 deletions

diff --git a/llvm/utils/TableGen/X86RecognizableInstr.cpp b/llvm/utils/TableGen/X86RecognizableInstr.cpp
index 4b12279cdd0..24155c0a5a6 100644
--- a/llvm/utils/TableGen/X86RecognizableInstr.cpp
+++ b/llvm/utils/TableGen/X86RecognizableInstr.cpp
@@ -244,7 +244,7 @@ RecognizableInstr::RecognizableInstr(DisassemblerTables &tables,
   IsSSE            = (HasOpSizePrefix && (Name.find("16") == Name.npos)) ||
                      (Name.find("CRC32") != Name.npos);
   HasFROperands    = hasFROperands();
-  HasVEX_LPrefix   = has256BitOperands() || Rec->getValueAsBit("hasVEX_L");
+  HasVEX_LPrefix   = Rec->getValueAsBit("hasVEX_L");
 
   // Check for 64-bit inst which does not require REX
   Is32Bit = false;
@@ -479,20 +479,6 @@ bool RecognizableInstr::hasFROperands() const {
   return false;
 }
 
-bool RecognizableInstr::has256BitOperands() const {
-  const std::vector<CGIOperandList::OperandInfo> &OperandList = *Operands;
-  unsigned numOperands = OperandList.size();
-
-  for (unsigned operandIndex = 0; operandIndex < numOperands; ++operandIndex) {
-    const std::string &recName = OperandList[operandIndex].Rec->getName();
-
-    if (!recName.compare("VR256")) {
-      return true;
-    }
-  }
-  return false;
-}
-
 void RecognizableInstr::handleOperand(bool optional, unsigned &operandIndex,
                                       unsigned &physicalOperandIndex,
                                       unsigned &numPhysicalOperands,
diff --git a/llvm/utils/TableGen/X86RecognizableInstr.h b/llvm/utils/TableGen/X86RecognizableInstr.h
index 1668957234b..9feb3c3c7d3 100644
--- a/llvm/utils/TableGen/X86RecognizableInstr.h
+++ b/llvm/utils/TableGen/X86RecognizableInstr.h
@@ -127,10 +127,7 @@ private:
 
   /// hasFROperands - Returns true if any operand is a FR operand.
   bool hasFROperands() const;
-  
-  /// has256BitOperands - Returns true if any operand is a 256-bit SSE operand.
-  bool has256BitOperands() const;
-  
+
   /// typeFromString - Translates an operand type from the string provided in
   ///   the LLVM tables to an OperandType for use in the operand specifier.
   ///