[NFC] Remove the unused hasMinSize() (#133838)

The 'hasOptSize()' is 'hasFnAttribute(Attribute::OptimizeForSize) ||
hasMinSize()', so we don't need another 'hasMinSize()'.

Author: shining1984

llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

@@ -16947,8 +16947,7 @@ bool AArch64TargetLowering::optimizeExtendOrTruncateConversion(
   // transform unless the conversion is in a loop block guaranteed to execute
   // and we are not optimizing for size.
   Function *F = I->getParent()->getParent();
-  if (!L || L->getHeader() != I->getParent() || F->hasMinSize() ||
-      F->hasOptSize())
+  if (!L || L->getHeader() != I->getParent() || F->hasOptSize())
     return false;
 
   auto *SrcTy = dyn_cast<FixedVectorType>(I->getOperand(0)->getType());
@@ -28524,8 +28523,7 @@ bool AArch64TargetLowering::shouldLocalize(
       if (Ty.getScalarSizeInBits() != 32 && Ty.getScalarSizeInBits() != 64)
         break;
       auto APF = MI.getOperand(1).getFPImm()->getValueAPF();
-      bool OptForSize =
-          MF.getFunction().hasOptSize() || MF.getFunction().hasMinSize();
+      bool OptForSize = MF.getFunction().hasOptSize();
       if (isFPImmLegal(APF, EVT::getFloatingPointVT(Ty.getScalarSizeInBits()),
                        OptForSize))
         return true; // Constant should be cheap.

llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp

@@ -1332,7 +1332,7 @@ bool RISCVLegalizerInfo::legalizeCustom(
     const Function &F = MF.getFunction();
     // TODO: if PSI and BFI are present, add " ||
     // llvm::shouldOptForSize(*CurMBB, PSI, BFI)".
-    bool ShouldOptForSize = F.hasOptSize() || F.hasMinSize();
+    bool ShouldOptForSize = F.hasOptSize();
     const ConstantInt *ConstVal = MI.getOperand(1).getCImm();
     if (!shouldBeInConstantPool(ConstVal->getValue(), ShouldOptForSize))
       return true;

llvm/lib/Transforms/Instrumentation/PGOForceFunctionAttrs.cpp

@@ -20,7 +20,7 @@ static bool shouldRunOnFunction(Function &F, ProfileSummaryInfo &PSI,
   if (F.isDeclaration())
     return false;
   // Respect existing attributes.
-  if (F.hasOptNone() || F.hasOptSize() || F.hasMinSize())
+  if (F.hasOptNone() || F.hasOptSize())
     return false;
   if (F.hasFnAttribute(Attribute::Cold))
     return true;

llvm/lib/Transforms/Vectorize/LoopVectorize.cpp

@@ -4729,8 +4729,7 @@ VectorizationFactor LoopVectorizationPlanner::selectEpilogueVectorizationFactor(
     return Result;
   }
 
-  if (OrigLoop->getHeader()->getParent()->hasOptSize() ||
-      OrigLoop->getHeader()->getParent()->hasMinSize()) {
+  if (OrigLoop->getHeader()->getParent()->hasOptSize()) {
     LLVM_DEBUG(
         dbgs() << "LEV: Epilogue vectorization skipped due to opt for size.\n");
     return Result;