revert  344472 due to failures.

llvm-svn: 344473
diff --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index a16de89..96e751e 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -659,12 +659,11 @@
                                                unsigned Factor,
                                                ArrayRef<unsigned> Indices,
                                                unsigned Alignment,
-                                               unsigned AddressSpace,
-                                               bool IsMasked) {
+                                               unsigned AddressSpace) {
   assert(Factor >= 2 && "Invalid interleave factor");
   assert(isa<VectorType>(VecTy) && "Expect a vector type");
 
-  if (!IsMasked && Factor <= TLI->getMaxSupportedInterleaveFactor()) {
+  if (Factor <= TLI->getMaxSupportedInterleaveFactor()) {
     unsigned NumElts = VecTy->getVectorNumElements();
     auto *SubVecTy = VectorType::get(VecTy->getScalarType(), NumElts / Factor);
 
@@ -677,7 +676,7 @@
   }
 
   return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                           Alignment, AddressSpace, IsMasked);
+                                           Alignment, AddressSpace);
 }
 
 int AArch64TTIImpl::getCostOfKeepingLiveOverCall(ArrayRef<Type *> Tys) {
diff --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
index b3893d3..c056a7d 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
@@ -146,7 +146,7 @@
 
   int getInterleavedMemoryOpCost(unsigned Opcode, Type *VecTy, unsigned Factor,
                                  ArrayRef<unsigned> Indices, unsigned Alignment,
-                                 unsigned AddressSpace, bool IsMasked = false);
+                                 unsigned AddressSpace);
 
   bool
   shouldConsiderAddressTypePromotion(const Instruction &I,
diff --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
index bac3e6c..1b0d162 100644
--- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
@@ -542,16 +542,14 @@
                                            unsigned Factor,
                                            ArrayRef<unsigned> Indices,
                                            unsigned Alignment,
-                                           unsigned AddressSpace
-                                           bool IsMasked) {
+                                           unsigned AddressSpace) {
   assert(Factor >= 2 && "Invalid interleave factor");
   assert(isa<VectorType>(VecTy) && "Expect a vector type");
 
   // vldN/vstN doesn't support vector types of i64/f64 element.
   bool EltIs64Bits = DL.getTypeSizeInBits(VecTy->getScalarType()) == 64;
 
-  if (Factor <= TLI->getMaxSupportedInterleaveFactor() && !EltIs64Bits &&
-      !IsMasked) {
+  if (Factor <= TLI->getMaxSupportedInterleaveFactor() && !EltIs64Bits) {
     unsigned NumElts = VecTy->getVectorNumElements();
     auto *SubVecTy = VectorType::get(VecTy->getScalarType(), NumElts / Factor);
 
@@ -564,7 +562,7 @@
   }
 
   return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                           Alignment, AddressSpace, IsMasked);
+                                           Alignment, AddressSpace);
 }
 
 void ARMTTIImpl::getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
diff --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.h b/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
index 84e3055..7d14bd7 100644
--- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
+++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
@@ -169,7 +169,7 @@
 
   int getInterleavedMemoryOpCost(unsigned Opcode, Type *VecTy, unsigned Factor,
                                  ArrayRef<unsigned> Indices, unsigned Alignment,
-                                 unsigned AddressSpace, bool IsMasked);
+                                 unsigned AddressSpace);
 
   void getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
                                TTI::UnrollingPreferences &UP);
diff --git a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
index 79b269b..4d0e7dc 100644
--- a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
@@ -206,10 +206,10 @@
 
 unsigned HexagonTTIImpl::getInterleavedMemoryOpCost(unsigned Opcode,
       Type *VecTy, unsigned Factor, ArrayRef<unsigned> Indices,
-      unsigned Alignment, unsigned AddressSpace, bool IsMasked) {
-  if (Indices.size() != Factor || IsMasked)
+      unsigned Alignment, unsigned AddressSpace) {
+  if (Indices.size() != Factor)
     return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                             Alignment, AddressSpace, IsMasked);
+                                             Alignment, AddressSpace);
   return getMemoryOpCost(Opcode, VecTy, Alignment, AddressSpace, nullptr);
 }
 
diff --git a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
index 901a916..2c03cd2 100644
--- a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
+++ b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
@@ -123,7 +123,7 @@
             bool VariableMask, unsigned Alignment);
   unsigned getInterleavedMemoryOpCost(unsigned Opcode, Type *VecTy,
             unsigned Factor, ArrayRef<unsigned> Indices, unsigned Alignment,
-            unsigned AddressSpace, bool IsMasked);
+            unsigned AddressSpace);
   unsigned getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy,
             const Instruction *I);
   unsigned getArithmeticInstrCost(unsigned Opcode, Type *Ty,
diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
index 2c81661..b0da9b5 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
@@ -473,12 +473,7 @@
                                            unsigned Factor,
                                            ArrayRef<unsigned> Indices,
                                            unsigned Alignment,
-                                           unsigned AddressSpace,
-                                           Bool IsMasked) {
-  if (IsMasked)
-    return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                             Alignment, AddressSpace, IsMasked);
-
+                                           unsigned AddressSpace) {
   assert(isa<VectorType>(VecTy) &&
          "Expect a vector type for interleaved memory op");
 
diff --git a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
index 252d46e..2ee2b3e 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCTargetTransformInfo.h
@@ -90,8 +90,7 @@
                                  unsigned Factor,
                                  ArrayRef<unsigned> Indices,
                                  unsigned Alignment,
-                                 unsigned AddressSpace,
-                                 bool IsMasked = false);
+                                 unsigned AddressSpace);
 
   /// @}
 };
diff --git a/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp b/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
index 1eaeb96..6f553d5 100644
--- a/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
@@ -909,11 +909,7 @@
                                                unsigned Factor,
                                                ArrayRef<unsigned> Indices,
                                                unsigned Alignment,
-                                               unsigned AddressSpace,
-                                               bool IsMasked) {
-  if (IsMasked)
-    return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                             Alignment, AddressSpace, IsMasked);
+                                               unsigned AddressSpace) {
   assert(isa<VectorType>(VecTy) &&
          "Expect a vector type for interleaved memory op");
 
diff --git a/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.h b/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.h
index 92b2b9b..bfa9423 100644
--- a/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.h
+++ b/llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.h
@@ -92,7 +92,7 @@
                                  unsigned Factor,
                                  ArrayRef<unsigned> Indices,
                                  unsigned Alignment,
-                                 unsigned AddressSpace, bool IsMasked = false);
+                                 unsigned AddressSpace);
   /// @}
 };
 
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 82e4dfe..d3a7512 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -2723,12 +2723,7 @@
                                                unsigned Factor,
                                                ArrayRef<unsigned> Indices,
                                                unsigned Alignment,
-                                               unsigned AddressSpace,
-                                               bool IsMasked) {
-
-  if (IsMasked)
-    return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                             Alignment, AddressSpace, IsMasked);
+                                               unsigned AddressSpace) {
 
   // We currently Support only fully-interleaved groups, with no gaps.
   // TODO: Support also strided loads (interleaved-groups with gaps).
@@ -2837,12 +2832,7 @@
                                                  unsigned Factor,
                                                  ArrayRef<unsigned> Indices,
                                                  unsigned Alignment,
-                                                 unsigned AddressSpace,
-                                                 bool IsMasked) {
-
-  if (IsMasked)
-    return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                             Alignment, AddressSpace, IsMasked);
+                                                 unsigned AddressSpace) {
 
   // VecTy for interleave memop is <VF*Factor x Elt>.
   // So, for VF=4, Interleave Factor = 3, Element type = i32 we have
@@ -2960,8 +2950,7 @@
                                            unsigned Factor,
                                            ArrayRef<unsigned> Indices,
                                            unsigned Alignment,
-                                           unsigned AddressSpace,
-                                           bool IsMasked) {
+                                           unsigned AddressSpace) {
   auto isSupportedOnAVX512 = [](Type *VecTy, bool HasBW) {
     Type *EltTy = VecTy->getVectorElementType();
     if (EltTy->isFloatTy() || EltTy->isDoubleTy() || EltTy->isIntegerTy(64) ||
@@ -2973,11 +2962,11 @@
   };
   if (ST->hasAVX512() && isSupportedOnAVX512(VecTy, ST->hasBWI()))
     return getInterleavedMemoryOpCostAVX512(Opcode, VecTy, Factor, Indices,
-                                            Alignment, AddressSpace, IsMasked);
+                                            Alignment, AddressSpace);
   if (ST->hasAVX2())
     return getInterleavedMemoryOpCostAVX2(Opcode, VecTy, Factor, Indices,
-                                          Alignment, AddressSpace, IsMasked);
+                                          Alignment, AddressSpace);
 
   return BaseT::getInterleavedMemoryOpCost(Opcode, VecTy, Factor, Indices,
-                                           Alignment, AddressSpace, IsMasked);
+                                           Alignment, AddressSpace);
 }
diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.h b/llvm/lib/Target/X86/X86TargetTransformInfo.h
index 2bd778a..3df8990 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.h
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.h
@@ -101,16 +101,13 @@
 
   int getInterleavedMemoryOpCost(unsigned Opcode, Type *VecTy,
                                  unsigned Factor, ArrayRef<unsigned> Indices,
-                                 unsigned Alignment, unsigned AddressSpace,
-                                 bool IsMasked = false);
+                                 unsigned Alignment, unsigned AddressSpace);
   int getInterleavedMemoryOpCostAVX512(unsigned Opcode, Type *VecTy,
                                  unsigned Factor, ArrayRef<unsigned> Indices,
-                                 unsigned Alignment, unsigned AddressSpace,
-                                 bool IsMasked = false);
+                                 unsigned Alignment, unsigned AddressSpace);
   int getInterleavedMemoryOpCostAVX2(unsigned Opcode, Type *VecTy,
                                  unsigned Factor, ArrayRef<unsigned> Indices,
-                                 unsigned Alignment, unsigned AddressSpace,
-                                 bool IsMasked = false);
+                                 unsigned Alignment, unsigned AddressSpace);
 
   int getIntImmCost(int64_t);