[llvm] 01fac67 - [TTI] Add cost kind to getAddressComputationCost(). NFC. (#153342)

via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 14 01:01:47 PDT 2025


Author: Elvis Wang
Date: 2025-08-14T16:01:44+08:00
New Revision: 01fac67e2a033c4637f4eab7dbe5156cd295b1f0

URL: https://github.com/llvm/llvm-project/commit/01fac67e2a033c4637f4eab7dbe5156cd295b1f0
DIFF: https://github.com/llvm/llvm-project/commit/01fac67e2a033c4637f4eab7dbe5156cd295b1f0.diff

LOG: [TTI] Add cost kind to getAddressComputationCost(). NFC. (#153342)

This patch add cost kind to `getAddressComputationCost()` for #149955.

Note that this patch also remove all the default value in `getAddressComputationCost()`.

Added: 
    

Modified: 
    llvm/include/llvm/Analysis/TargetTransformInfo.h
    llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
    llvm/include/llvm/CodeGen/BasicTTIImpl.h
    llvm/lib/Analysis/TargetTransformInfo.cpp
    llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
    llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
    llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
    llvm/lib/Target/ARM/ARMTargetTransformInfo.h
    llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
    llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
    llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    llvm/lib/Target/X86/X86TargetTransformInfo.h
    llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
    llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
    llvm/lib/Transforms/Vectorize/VectorCombine.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/Analysis/TargetTransformInfo.h b/llvm/include/llvm/Analysis/TargetTransformInfo.h
index 53c91bfe16804..9186419715cc4 100644
--- a/llvm/include/llvm/Analysis/TargetTransformInfo.h
+++ b/llvm/include/llvm/Analysis/TargetTransformInfo.h
@@ -1681,8 +1681,8 @@ class TargetTransformInfo {
   /// was used in order to get the Ptr step value. \p Ptr holds the SCEV of the
   /// access pointer.
   LLVM_ABI InstructionCost
-  getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE = nullptr,
-                            const SCEV *Ptr = nullptr) const;
+  getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE, const SCEV *Ptr,
+                            TTI::TargetCostKind CostKind) const;
 
   /// \returns The cost, if any, of keeping values of the given types alive
   /// over a callsite.

diff  --git a/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h b/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
index e879712121b59..200cbafbaa6e2 100644
--- a/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
+++ b/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
@@ -939,7 +939,8 @@ class TargetTransformInfoImplBase {
 
   virtual InstructionCost getAddressComputationCost(Type *PtrTy,
                                                     ScalarEvolution *,
-                                                    const SCEV *) const {
+                                                    const SCEV *,
+                                                    TTI::TargetCostKind) const {
     return 0;
   }
 

diff  --git a/llvm/include/llvm/CodeGen/BasicTTIImpl.h b/llvm/include/llvm/CodeGen/BasicTTIImpl.h
index 1216433fec594..aa9d1f0a1ccea 100644
--- a/llvm/include/llvm/CodeGen/BasicTTIImpl.h
+++ b/llvm/include/llvm/CodeGen/BasicTTIImpl.h
@@ -3026,8 +3026,9 @@ class BasicTTIImplBase : public TargetTransformInfoImplCRTPBase<T> {
     return LT.first.getValue();
   }
 
-  InstructionCost getAddressComputationCost(Type *PtrTy, ScalarEvolution *,
-                                            const SCEV *) const override {
+  InstructionCost
+  getAddressComputationCost(Type *PtrTy, ScalarEvolution *, const SCEV *,
+                            TTI::TargetCostKind) const override {
     return 0;
   }
 

diff  --git a/llvm/lib/Analysis/TargetTransformInfo.cpp b/llvm/lib/Analysis/TargetTransformInfo.cpp
index 4f04209cf4cfc..3141060a710ce 100644
--- a/llvm/lib/Analysis/TargetTransformInfo.cpp
+++ b/llvm/lib/Analysis/TargetTransformInfo.cpp
@@ -1230,10 +1230,11 @@ unsigned TargetTransformInfo::getNumberOfParts(Type *Tp) const {
   return TTIImpl->getNumberOfParts(Tp);
 }
 
-InstructionCost
-TargetTransformInfo::getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
-                                               const SCEV *Ptr) const {
-  InstructionCost Cost = TTIImpl->getAddressComputationCost(PtrTy, SE, Ptr);
+InstructionCost TargetTransformInfo::getAddressComputationCost(
+    Type *PtrTy, ScalarEvolution *SE, const SCEV *Ptr,
+    TTI::TargetCostKind CostKind) const {
+  InstructionCost Cost =
+      TTIImpl->getAddressComputationCost(PtrTy, SE, Ptr, CostKind);
   assert(Cost >= 0 && "TTI should not produce negative costs!");
   return Cost;
 }

diff  --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index a756ca212f6af..3fba7e853eafb 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -4337,7 +4337,8 @@ InstructionCost AArch64TTIImpl::getArithmeticInstrCost(
 
 InstructionCost
 AArch64TTIImpl::getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
-                                          const SCEV *Ptr) const {
+                                          const SCEV *Ptr,
+                                          TTI::TargetCostKind CostKind) const {
   // Address computations in vectorized code with non-consecutive addresses will
   // likely result in more instructions compared to scalar code where the
   // computation can more often be merged into the index mode. The resulting

diff  --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
index 647b242d74fb3..9c96fdd427814 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
@@ -238,8 +238,9 @@ class AArch64TTIImpl final : public BasicTTIImplBase<AArch64TTIImpl> {
       ArrayRef<const Value *> Args = {},
       const Instruction *CxtI = nullptr) const override;
 
-  InstructionCost getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
-                                            const SCEV *Ptr) const override;
+  InstructionCost
+  getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE, const SCEV *Ptr,
+                            TTI::TargetCostKind CostKind) const override;
 
   InstructionCost getCmpSelInstrCost(
       unsigned Opcode, Type *ValTy, Type *CondTy, CmpInst::Predicate VecPred,

diff  --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
index 4dc2eb88c18bb..6b2854171c819 100644
--- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
+++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
@@ -1084,9 +1084,10 @@ InstructionCost ARMTTIImpl::getCmpSelInstrCost(
                                               CostKind, Op1Info, Op2Info, I);
 }
 
-InstructionCost ARMTTIImpl::getAddressComputationCost(Type *PtrTy,
-                                                      ScalarEvolution *SE,
-                                                      const SCEV *Ptr) const {
+InstructionCost
+ARMTTIImpl::getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
+                                      const SCEV *Ptr,
+                                      TTI::TargetCostKind CostKind) const {
   // Address computations in vectorized code with non-consecutive addresses will
   // likely result in more instructions compared to scalar code where the
   // computation can more often be merged into the index mode. The resulting
@@ -1103,7 +1104,7 @@ InstructionCost ARMTTIImpl::getAddressComputationCost(Type *PtrTy,
     // addressing mode.
     return 1;
   }
-  return BaseT::getAddressComputationCost(PtrTy, SE, Ptr);
+  return BaseT::getAddressComputationCost(PtrTy, SE, Ptr, CostKind);
 }
 
 bool ARMTTIImpl::isProfitableLSRChainElement(Instruction *I) const {

diff  --git a/llvm/lib/Target/ARM/ARMTargetTransformInfo.h b/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
index 522c235a90a8f..cdd8bcb9f7416 100644
--- a/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
+++ b/llvm/lib/Target/ARM/ARMTargetTransformInfo.h
@@ -257,8 +257,9 @@ class ARMTTIImpl final : public BasicTTIImplBase<ARMTTIImpl> {
                                      unsigned Index, const Value *Op0,
                                      const Value *Op1) const override;
 
-  InstructionCost getAddressComputationCost(Type *Val, ScalarEvolution *SE,
-                                            const SCEV *Ptr) const override;
+  InstructionCost
+  getAddressComputationCost(Type *Val, ScalarEvolution *SE, const SCEV *Ptr,
+                            TTI::TargetCostKind CostKind) const override;
 
   InstructionCost getArithmeticInstrCost(
       unsigned Opcode, Type *Ty, TTI::TargetCostKind CostKind,

diff  --git a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
index 5c212816fbdb3..171e2949366ad 100644
--- a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
@@ -156,9 +156,10 @@ HexagonTTIImpl::getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,
   return BaseT::getIntrinsicInstrCost(ICA, CostKind);
 }
 
-InstructionCost HexagonTTIImpl::getAddressComputationCost(Type *PtrTy,
-                                                          ScalarEvolution *SE,
-                                                          const SCEV *S) const {
+InstructionCost
+HexagonTTIImpl::getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
+                                          const SCEV *S,
+                                          TTI::TargetCostKind CostKind) const {
   return 0;
 }
 

diff  --git a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
index 0a5766d1dadf5..dbf16c99c314c 100644
--- a/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
+++ b/llvm/lib/Target/Hexagon/HexagonTargetTransformInfo.h
@@ -111,8 +111,9 @@ class HexagonTTIImpl final : public BasicTTIImplBase<HexagonTTIImpl> {
   InstructionCost
   getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,
                         TTI::TargetCostKind CostKind) const override;
-  InstructionCost getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
-                                            const SCEV *S) const override;
+  InstructionCost
+  getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE, const SCEV *S,
+                            TTI::TargetCostKind CostKind) const override;
   InstructionCost getMemoryOpCost(
       unsigned Opcode, Type *Src, Align Alignment, unsigned AddressSpace,
       TTI::TargetCostKind CostKind,

diff  --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
index 9ef21faea2b60..cae6bb99d9637 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -5488,9 +5488,10 @@ InstructionCost X86TTIImpl::getPointersChainCost(
   return BaseT::getPointersChainCost(Ptrs, Base, Info, AccessTy, CostKind);
 }
 
-InstructionCost X86TTIImpl::getAddressComputationCost(Type *PtrTy,
-                                                      ScalarEvolution *SE,
-                                                      const SCEV *Ptr) const {
+InstructionCost
+X86TTIImpl::getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
+                                      const SCEV *Ptr,
+                                      TTI::TargetCostKind CostKind) const {
   // Address computations in vectorized code with non-consecutive addresses will
   // likely result in more instructions compared to scalar code where the
   // computation can more often be merged into the index mode. The resulting
@@ -5513,7 +5514,7 @@ InstructionCost X86TTIImpl::getAddressComputationCost(Type *PtrTy,
       return 1;
   }
 
-  return BaseT::getAddressComputationCost(PtrTy, SE, Ptr);
+  return BaseT::getAddressComputationCost(PtrTy, SE, Ptr, CostKind);
 }
 
 InstructionCost

diff  --git a/llvm/lib/Target/X86/X86TargetTransformInfo.h b/llvm/lib/Target/X86/X86TargetTransformInfo.h
index bc06c4746c3c4..5718c0c9535f3 100644
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.h
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.h
@@ -194,8 +194,9 @@ class X86TTIImpl final : public BasicTTIImplBase<X86TTIImpl> {
   getPointersChainCost(ArrayRef<const Value *> Ptrs, const Value *Base,
                        const TTI::PointersChainInfo &Info, Type *AccessTy,
                        TTI::TargetCostKind CostKind) const override;
-  InstructionCost getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE,
-                                            const SCEV *Ptr) const override;
+  InstructionCost
+  getAddressComputationCost(Type *PtrTy, ScalarEvolution *SE, const SCEV *Ptr,
+                            TTI::TargetCostKind CostKind) const override;
 
   std::optional<Instruction *>
   instCombineIntrinsic(InstCombiner &IC, IntrinsicInst &II) const override;

diff  --git a/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp b/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
index 844219a64d2f4..8b15445ae92d3 100644
--- a/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
+++ b/llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
@@ -2309,7 +2309,9 @@ chainToBasePointerCost(SmallVectorImpl<Instruction *> &Chain,
 
     } else if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(Instr)) {
       // Cost of the address calculation
-      Cost += TTI.getAddressComputationCost(GEP->getType());
+      Cost += TTI.getAddressComputationCost(
+          GEP->getType(), nullptr, nullptr,
+          TargetTransformInfo::TCK_SizeAndLatency);
 
       // And cost of the GEP itself
       // TODO: Use TTI->getGEPCost here (it exists, but appears to be not

diff  --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
index 2cee36003a39e..cb37ec3e94809 100644
--- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -5214,8 +5214,8 @@ LoopVectorizationCostModel::getMemInstScalarizationCost(Instruction *I,
   const SCEV *PtrSCEV = getAddressAccessSCEV(Ptr, Legal, PSE, TheLoop);
 
   // Get the cost of the scalar memory instruction and address computation.
-  InstructionCost Cost =
-      VF.getFixedValue() * TTI.getAddressComputationCost(PtrTy, SE, PtrSCEV);
+  InstructionCost Cost = VF.getFixedValue() * TTI.getAddressComputationCost(
+                                                  PtrTy, SE, PtrSCEV, CostKind);
 
   // Don't pass *I here, since it is scalar but will actually be part of a
   // vectorized loop where the user of it is a vectorized instruction.
@@ -5291,7 +5291,7 @@ LoopVectorizationCostModel::getUniformMemOpCost(Instruction *I,
   const Align Alignment = getLoadStoreAlignment(I);
   unsigned AS = getLoadStoreAddressSpace(I);
   if (isa<LoadInst>(I)) {
-    return TTI.getAddressComputationCost(PtrTy) +
+    return TTI.getAddressComputationCost(PtrTy, nullptr, nullptr, CostKind) +
            TTI.getMemoryOpCost(Instruction::Load, ValTy, Alignment, AS,
                                CostKind) +
            TTI.getShuffleCost(TargetTransformInfo::SK_Broadcast, VectorTy,
@@ -5304,7 +5304,7 @@ LoopVectorizationCostModel::getUniformMemOpCost(Instruction *I,
   // VF.getKnownMinValue() - 1 from a scalable vector. This does not represent
   // the actual generated code, which involves extracting the last element of
   // a scalable vector where the lane to extract is unknown at compile time.
-  return TTI.getAddressComputationCost(PtrTy) +
+  return TTI.getAddressComputationCost(PtrTy, nullptr, nullptr, CostKind) +
          TTI.getMemoryOpCost(Instruction::Store, ValTy, Alignment, AS,
                              CostKind) +
          (IsLoopInvariantStoreValue
@@ -5322,7 +5322,7 @@ LoopVectorizationCostModel::getGatherScatterCost(Instruction *I,
   const Value *Ptr = getLoadStorePointerOperand(I);
   Type *PtrTy = toVectorTy(Ptr->getType(), VF);
 
-  return TTI.getAddressComputationCost(PtrTy) +
+  return TTI.getAddressComputationCost(PtrTy, nullptr, nullptr, CostKind) +
          TTI.getGatherScatterOpCost(I->getOpcode(), VectorTy, Ptr,
                                     Legal->isMaskRequired(I), Alignment,
                                     CostKind, I);
@@ -5562,7 +5562,7 @@ LoopVectorizationCostModel::getMemoryInstructionCost(Instruction *I,
     unsigned AS = getLoadStoreAddressSpace(I);
 
     TTI::OperandValueInfo OpInfo = TTI::getOperandInfo(I->getOperand(0));
-    return TTI.getAddressComputationCost(PtrTy) +
+    return TTI.getAddressComputationCost(PtrTy, nullptr, nullptr, CostKind) +
            TTI.getMemoryOpCost(I->getOpcode(), ValTy, Alignment, AS, CostKind,
                                OpInfo, I);
   }

diff  --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index 23c10d2b25263..7bbd0dc325a9b 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -3130,7 +3130,8 @@ InstructionCost VPWidenMemoryRecipe::computeCost(ElementCount VF,
     Type *PtrTy = toVectorTy(Ptr->getType(), VF);
     assert(!Reverse &&
            "Inconsecutive memory access should not have the order.");
-    return Ctx.TTI.getAddressComputationCost(PtrTy) +
+    return Ctx.TTI.getAddressComputationCost(PtrTy, nullptr, nullptr,
+                                             Ctx.CostKind) +
            Ctx.TTI.getGatherScatterOpCost(Opcode, Ty, Ptr, IsMasked, Alignment,
                                           Ctx.CostKind, &Ingredient);
   }

diff  --git a/llvm/lib/Transforms/Vectorize/VectorCombine.cpp b/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
index c45005db6016b..4a681cbdab8ca 100644
--- a/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
+++ b/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
@@ -1796,8 +1796,8 @@ bool VectorCombine::scalarizeLoadExtract(Instruction &I) {
     ScalarizedCost +=
         TTI.getMemoryOpCost(Instruction::Load, VecTy->getElementType(),
                             Align(1), LI->getPointerAddressSpace(), CostKind);
-    ScalarizedCost +=
-        TTI.getAddressComputationCost(LI->getPointerOperandType());
+    ScalarizedCost += TTI.getAddressComputationCost(LI->getPointerOperandType(),
+                                                    nullptr, nullptr, CostKind);
   }
 
   LLVM_DEBUG(dbgs() << "Found all extractions of a vector load: " << I


        


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