Remove llvm::shouldOptForSize() from Utils.h (#112630)

Remove `llvm::shouldOptForSize()` from `Utils.h` since we can use
`llvm::shouldOptimizeForSize()` from `SizeOpts.h` instead.

Depends on #112626

Author: ellishg

llvm/include/llvm/CodeGen/GlobalISel/GIMatchTableExecutor.h

@@ -24,6 +24,7 @@
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGenTypes/LowLevelType.h"
 #include "llvm/IR/Function.h"
+#include "llvm/Transforms/Utils/SizeOpts.h"
 #include <bitset>
 #include <cstddef>
 #include <cstdint>
@@ -635,8 +636,12 @@ class GIMatchTableExecutor {
 
   bool shouldOptForSize(const MachineFunction *MF) const {
     const auto &F = MF->getFunction();
-    return F.hasOptSize() || F.hasMinSize() ||
-           (PSI && BFI && CurMBB && llvm::shouldOptForSize(*CurMBB, PSI, BFI));
+    if (F.hasOptSize())
+      return true;
+    if (CurMBB)
+      if (auto *BB = CurMBB->getBasicBlock())
+        return llvm::shouldOptimizeForSize(BB, PSI, BFI);
+    return false;
   }
 
 public:

llvm/include/llvm/CodeGen/GlobalISel/Utils.h

@@ -542,10 +542,6 @@ bool isConstFalseVal(const TargetLowering &TLI, int64_t Val, bool IsVector,
 /// TargetBooleanContents.
 int64_t getICmpTrueVal(const TargetLowering &TLI, bool IsVector, bool IsFP);
 
-/// Returns true if the given block should be optimized for size.
-bool shouldOptForSize(const MachineBasicBlock &MBB, ProfileSummaryInfo *PSI,
-                      BlockFrequencyInfo *BFI);
-
 using SmallInstListTy = GISelWorkList<4>;
 void saveUsesAndErase(MachineInstr &MI, MachineRegisterInfo &MRI,
                       LostDebugLocObserver *LocObserver,

llvm/lib/CodeGen/GlobalISel/Utils.cpp

@@ -1619,11 +1619,6 @@ int64_t llvm::getICmpTrueVal(const TargetLowering &TLI, bool IsVector,
   llvm_unreachable("Invalid boolean contents");
 }
 
-bool llvm::shouldOptForSize(const MachineBasicBlock &MBB,
-                            ProfileSummaryInfo *PSI, BlockFrequencyInfo *BFI) {
-  return llvm::shouldOptimizeForSize(MBB.getBasicBlock(), PSI, BFI);
-}
-
 void llvm::saveUsesAndErase(MachineInstr &MI, MachineRegisterInfo &MRI,
                             LostDebugLocObserver *LocObserver,
                             SmallInstListTy &DeadInstChain) {