Lower icmp operations between vector values.

src/IceInst.h

 //===- subzero/src/IceInst.h - High-level instructions ----------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares the Inst class and its target-independent
@@ skipping 385 matching lines @@
   InstFcmp &operator=(const InstFcmp &) LLVM_DELETED_FUNCTION;
   virtual ~InstFcmp() {}
   const FCond Condition;
 };
 
 // Integer comparison instruction.  The source operands are captured
 // in getSrc(0) and getSrc(1).
 class InstIcmp : public Inst {
 public:
   enum ICond {
-#define X(tag, str) tag,
+#define X(tag, str, isunsigned) tag,
     ICEINSTICMP_TABLE
 #undef X
         _num
   };
 
   static InstIcmp *create(Cfg *Func, ICond Condition, Variable *Dest,
                           Operand *Source1, Operand *Source2) {
     return new (Func->allocateInst<InstIcmp>())
         InstIcmp(Func, Condition, Dest, Source1, Source2);
   }
   ICond getCondition() const { return Condition; }
+  bool isUnsigned() const;
   virtual void dump(const Cfg *Func) const;
   static bool classof(const Inst *Inst) { return Inst->getKind() == Icmp; }
 
 private:
   InstIcmp(Cfg *Func, ICond Condition, Variable *Dest, Operand *Source1,
            Operand *Source2);
   InstIcmp(const InstIcmp &) LLVM_DELETED_FUNCTION;
   InstIcmp &operator=(const InstIcmp &) LLVM_DELETED_FUNCTION;
   virtual ~InstIcmp() {}
   const ICond Condition;
@@ skipping 320 matching lines @@
     assert(Kind >= Target);
   }
   InstTarget(const InstTarget &) LLVM_DELETED_FUNCTION;
   InstTarget &operator=(const InstTarget &) LLVM_DELETED_FUNCTION;
   virtual ~InstTarget() {}
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEINST_H