[mips][microMIPS] MicroMIPS Compact Branch Instructions BEQZC and BNEZC

[oota-llvm.git] / lib / Target / AArch64 / AArch64TargetTransformInfo.cpp

diff --git a/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index 1dac14b96af9119e2f6ecf069c19e767d1f83251..2058dd06b21862d1c831c3890e16f36e5d89f67d 100644 (file)
--- a/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -51,7 +51,7 @@ public:
 
   AArch64TTI(const AArch64TargetMachine *TM)
       : ImmutablePass(ID), TM(TM), ST(TM->getSubtargetImpl()),
-        TLI(TM->getTargetLowering()) {
+        TLI(TM->getSubtargetImpl()->getTargetLowering()) {
     initializeAArch64TTIPass(*PassRegistry::getPassRegistry());
   }
 
@@ -124,6 +124,9 @@ public:
 
   unsigned getMemoryOpCost(unsigned Opcode, Type *Src, unsigned Alignment,
                            unsigned AddressSpace) const override;
+
+  unsigned getCostOfKeepingLiveOverCall(ArrayRef<Type*> Tys) const override;
+
   /// @}
 };
 
@@ -498,3 +501,15 @@ unsigned AArch64TTI::getMemoryOpCost(unsigned Opcode, Type *Src,
 
   return LT.first;
 }
+
+unsigned AArch64TTI::getCostOfKeepingLiveOverCall(ArrayRef<Type*> Tys) const {
+  unsigned Cost = 0;
+  for (auto *I : Tys) {
+    if (!I->isVectorTy())
+      continue;
+    if (I->getScalarSizeInBits() * I->getVectorNumElements() == 128)
+      Cost += getMemoryOpCost(Instruction::Store, I, 128, 0) +
+        getMemoryOpCost(Instruction::Load, I, 128, 0);
+  }
+  return Cost;
+}