[llvm] r305189 - Const correctness for TTI::getRegisterBitWidth

Daniel Neilson via llvm-commits llvm-commits at lists.llvm.org
Mon Jun 12 07:22:22 PDT 2017


Author: dneilson
Date: Mon Jun 12 09:22:21 2017
New Revision: 305189

URL: http://llvm.org/viewvc/llvm-project?rev=305189&view=rev
Log:
Const correctness for TTI::getRegisterBitWidth

Summary: The method TargetTransformInfo::getRegisterBitWidth() is declared const, but the type erasing implementation classes (TargetTransformInfo::Concept & TargetTransformInfo::Model) that were introduced by Chandler in https://reviews.llvm.org/D7293 do not have the method declared const. This is an NFC to tidy up the const consistency between TTI and its implementation.

Reviewers: chandlerc, rnk, reames

Reviewed By: reames

Subscribers: reames, jfb, arsenm, dschuff, nemanjai, nhaehnle, javed.absar, sbc100, jgravelle-google, llvm-commits

Differential Revision: https://reviews.llvm.org/D33903

Modified:
    llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h
    llvm/trunk/include/llvm/Analysis/TargetTransformInfoImpl.h
    llvm/trunk/include/llvm/CodeGen/BasicTTIImpl.h
    llvm/trunk/lib/Target/AArch64/AArch64TargetTransformInfo.h
    llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
    llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
    llvm/trunk/lib/Target/ARM/ARMTargetTransformInfo.h
    llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
    llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.h
    llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
    llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.h
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.cpp
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.h

Modified: llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/TargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -873,7 +873,7 @@ public:
   virtual int getIntImmCost(Intrinsic::ID IID, unsigned Idx, const APInt &Imm,
                             Type *Ty) = 0;
   virtual unsigned getNumberOfRegisters(bool Vector) = 0;
-  virtual unsigned getRegisterBitWidth(bool Vector) = 0;
+  virtual unsigned getRegisterBitWidth(bool Vector) const = 0;
   virtual unsigned getMinVectorRegisterBitWidth() = 0;
   virtual bool shouldConsiderAddressTypePromotion(
       const Instruction &I, bool &AllowPromotionWithoutCommonHeader) = 0;
@@ -1119,7 +1119,7 @@ public:
   unsigned getNumberOfRegisters(bool Vector) override {
     return Impl.getNumberOfRegisters(Vector);
   }
-  unsigned getRegisterBitWidth(bool Vector) override {
+  unsigned getRegisterBitWidth(bool Vector) const override {
     return Impl.getRegisterBitWidth(Vector);
   }
   unsigned getMinVectorRegisterBitWidth() override {

Modified: llvm/trunk/include/llvm/Analysis/TargetTransformInfoImpl.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/TargetTransformInfoImpl.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/TargetTransformInfoImpl.h (original)
+++ llvm/trunk/include/llvm/Analysis/TargetTransformInfoImpl.h Mon Jun 12 09:22:21 2017
@@ -320,7 +320,7 @@ public:
 
   unsigned getNumberOfRegisters(bool Vector) { return 8; }
 
-  unsigned getRegisterBitWidth(bool Vector) { return 32; }
+  unsigned getRegisterBitWidth(bool Vector) const { return 32; }
 
   unsigned getMinVectorRegisterBitWidth() { return 128; }
 

Modified: llvm/trunk/include/llvm/CodeGen/BasicTTIImpl.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/BasicTTIImpl.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/include/llvm/CodeGen/BasicTTIImpl.h (original)
+++ llvm/trunk/include/llvm/CodeGen/BasicTTIImpl.h Mon Jun 12 09:22:21 2017
@@ -346,7 +346,7 @@ public:
 
   unsigned getNumberOfRegisters(bool Vector) { return Vector ? 0 : 1; }
 
-  unsigned getRegisterBitWidth(bool Vector) { return 32; }
+  unsigned getRegisterBitWidth(bool Vector) const { return 32; }
 
   /// Estimate the overhead of scalarizing an instruction. Insert and Extract
   /// are set if the result needs to be inserted and/or extracted from vectors.

Modified: llvm/trunk/lib/Target/AArch64/AArch64TargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64TargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64TargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64TargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -78,7 +78,7 @@ public:
     return 31;
   }
 
-  unsigned getRegisterBitWidth(bool Vector) {
+  unsigned getRegisterBitWidth(bool Vector) const {
     if (Vector) {
       if (ST->hasNEON())
         return 128;

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp Mon Jun 12 09:22:21 2017
@@ -195,7 +195,7 @@ unsigned AMDGPUTTIImpl::getNumberOfRegis
   return 4 * 128; // XXX - 4 channels. Should these count as vector instead?
 }
 
-unsigned AMDGPUTTIImpl::getRegisterBitWidth(bool Vector) {
+unsigned AMDGPUTTIImpl::getRegisterBitWidth(bool Vector) const {
   return Vector ? 0 : 32;
 }
 

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -76,7 +76,7 @@ public:
   }
 
   unsigned getNumberOfRegisters(bool Vector);
-  unsigned getRegisterBitWidth(bool Vector);
+  unsigned getRegisterBitWidth(bool Vector) const;
   unsigned getLoadStoreVecRegBitWidth(unsigned AddrSpace) const;
 
   bool isLegalToVectorizeMemChain(unsigned ChainSizeInBytes,

Modified: llvm/trunk/lib/Target/ARM/ARMTargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMTargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMTargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMTargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -78,7 +78,7 @@ public:
     return 13;
   }
 
-  unsigned getRegisterBitWidth(bool Vector) {
+  unsigned getRegisterBitWidth(bool Vector) const {
     if (Vector) {
       if (ST->hasNEON())
         return 128;

Modified: llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.cpp?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.cpp Mon Jun 12 09:22:21 2017
@@ -230,7 +230,7 @@ unsigned PPCTTIImpl::getNumberOfRegister
   return ST->hasVSX() ? 64 : 32;
 }
 
-unsigned PPCTTIImpl::getRegisterBitWidth(bool Vector) {
+unsigned PPCTTIImpl::getRegisterBitWidth(bool Vector) const {
   if (Vector) {
     if (ST->hasQPX()) return 256;
     if (ST->hasAltivec()) return 128;

Modified: llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCTargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -63,7 +63,7 @@ public:
   bool expandMemCmp(Instruction *I, unsigned &MaxLoadSize);
   bool enableInterleavedAccessVectorization();
   unsigned getNumberOfRegisters(bool Vector);
-  unsigned getRegisterBitWidth(bool Vector);
+  unsigned getRegisterBitWidth(bool Vector) const;
   unsigned getCacheLineSize();
   unsigned getPrefetchDistance();
   unsigned getMaxInterleaveFactor(unsigned VF);

Modified: llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp (original)
+++ llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp Mon Jun 12 09:22:21 2017
@@ -302,7 +302,7 @@ unsigned SystemZTTIImpl::getNumberOfRegi
   return 0;
 }
 
-unsigned SystemZTTIImpl::getRegisterBitWidth(bool Vector) {
+unsigned SystemZTTIImpl::getRegisterBitWidth(bool Vector) const {
   if (!Vector)
     return 64;
   if (ST->hasVector())

Modified: llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/SystemZ/SystemZTargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -53,7 +53,7 @@ public:
   /// @{
 
   unsigned getNumberOfRegisters(bool Vector);
-  unsigned getRegisterBitWidth(bool Vector);
+  unsigned getRegisterBitWidth(bool Vector) const;
 
   bool prefersVectorizedAddressing() { return false; }
   bool supportsEfficientVectorElementLoadStore() { return true; }

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.cpp?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.cpp (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.cpp Mon Jun 12 09:22:21 2017
@@ -36,7 +36,7 @@ unsigned WebAssemblyTTIImpl::getNumberOf
   return Result;
 }
 
-unsigned WebAssemblyTTIImpl::getRegisterBitWidth(bool Vector) {
+unsigned WebAssemblyTTIImpl::getRegisterBitWidth(bool Vector) const {
   if (Vector && getST()->hasSIMD128())
     return 128;
 

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.h?rev=305189&r1=305188&r2=305189&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.h (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyTargetTransformInfo.h Mon Jun 12 09:22:21 2017
@@ -55,7 +55,7 @@ public:
   /// @{
 
   unsigned getNumberOfRegisters(bool Vector);
-  unsigned getRegisterBitWidth(bool Vector);
+  unsigned getRegisterBitWidth(bool Vector) const;
   unsigned getArithmeticInstrCost(
       unsigned Opcode, Type *Ty,
       TTI::OperandValueKind Opd1Info = TTI::OK_AnyValue,




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