Subzero: Add fabs intrinsic support.

src/IceTargetLoweringX8632.h

 //===- subzero/src/IceTargetLoweringX8632.h - x86-32 lowering ---*- 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 TargetLoweringX8632 class, which
@@ skipping 156 matching lines @@
 
   Variable *copyToReg(Operand *Src, int32_t RegNum = Variable::NoRegister);
 
   // Returns a vector in a register with the given constant entries.
   Variable *makeVectorOfZeros(Type Ty, int32_t RegNum = Variable::NoRegister);
   Variable *makeVectorOfOnes(Type Ty, int32_t RegNum = Variable::NoRegister);
   Variable *makeVectorOfMinusOnes(Type Ty,
                                   int32_t RegNum = Variable::NoRegister);
   Variable *makeVectorOfHighOrderBits(Type Ty,
                                       int32_t RegNum = Variable::NoRegister);
+  Variable *makeVectorOfFabsMask(Type Ty,
+                                 int32_t RegNum = Variable::NoRegister);
 
   // Return a memory operand corresponding to a stack allocated Variable.
   OperandX8632Mem *getMemoryOperandForStackSlot(Type Ty, Variable *Slot,
                                                 uint32_t Offset = 0);
 
   void makeRandomRegisterPermutation(
       llvm::SmallVectorImpl<int32_t> &Permutation,
       const llvm::SmallBitVector &ExcludeRegisters) const override;
 
   // The following are helpers that insert lowered x86 instructions
@@ skipping 200 matching lines @@
   }
   void _pshufd(Variable *Dest, Operand *Src0, Operand *Src1) {
     Context.insert(InstX8632Pshufd::create(Func, Dest, Src0, Src1));
   }
   void _psll(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Psll::create(Func, Dest, Src0));
   }
   void _psra(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Psra::create(Func, Dest, Src0));
   }
+  void _psrl(Variable *Dest, Operand *Src0) {
+    Context.insert(InstX8632Psrl::create(Func, Dest, Src0));
+  }
   void _psub(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Psub::create(Func, Dest, Src0));
   }
   void _push(Variable *Src0) {
     Context.insert(InstX8632Push::create(Func, Src0));
   }
   void _pxor(Variable *Dest, Operand *Src0) {
     Context.insert(InstX8632Pxor::create(Func, Dest, Src0));
   }
   void _ret(Variable *Src0 = nullptr) {
@@ skipping 112 matching lines @@
 };
 
 template <> void ConstantInteger32::emit(GlobalContext *Ctx) const;
 template <> void ConstantInteger64::emit(GlobalContext *Ctx) const;
 template <> void ConstantFloat::emit(GlobalContext *Ctx) const;
 template <> void ConstantDouble::emit(GlobalContext *Ctx) const;
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGX8632_H