[X86][NFC] Rename lookupBroadcastFoldTable to lookupBroadcastFoldTableBySize

Address RKSimon's comments in llvm#79761

Author: KanRobert

llvm/lib/Target/X86/X86FixupVectorConstants.cpp

@@ -406,14 +406,14 @@ bool X86FixupVectorConstantsPass::processInstruction(MachineFunction &MF,
     unsigned OpNoBcst32 = 0, OpNoBcst64 = 0;
     if (OpSrc32) {
       if (const X86FoldTableEntry *Mem2Bcst =
-              llvm::lookupBroadcastFoldTable(OpSrc32, 32)) {
+              llvm::lookupBroadcastFoldTableBySize(OpSrc32, 32)) {
         OpBcst32 = Mem2Bcst->DstOp;
         OpNoBcst32 = Mem2Bcst->Flags & TB_INDEX_MASK;
       }
     }
     if (OpSrc64) {
       if (const X86FoldTableEntry *Mem2Bcst =
-              llvm::lookupBroadcastFoldTable(OpSrc64, 64)) {
+              llvm::lookupBroadcastFoldTableBySize(OpSrc64, 64)) {
         OpBcst64 = Mem2Bcst->DstOp;
         OpNoBcst64 = Mem2Bcst->Flags & TB_INDEX_MASK;
       }

llvm/lib/Target/X86/X86InstrFoldTables.cpp

@@ -305,7 +305,7 @@ static bool matchBroadcastSize(const X86FoldTableEntry &Entry,
 }
 
 const X86FoldTableEntry *
-llvm::lookupBroadcastFoldTable(unsigned MemOp, unsigned BroadcastBits) {
+llvm::lookupBroadcastFoldTableBySize(unsigned MemOp, unsigned BroadcastBits) {
   static X86BroadcastFoldTable BroadcastFoldTable;
   auto &Table = BroadcastFoldTable.Table;
   for (auto I = llvm::lower_bound(Table, MemOp);

llvm/lib/Target/X86/X86InstrFoldTables.h

@@ -49,8 +49,8 @@ const X86FoldTableEntry *lookupUnfoldTable(unsigned MemOp);
 
 // Look up the broadcast folding table entry for this instruction from
 // the regular memory instruction.
-const X86FoldTableEntry *lookupBroadcastFoldTable(unsigned MemOp,
-                                                  unsigned BroadcastBits);
+const X86FoldTableEntry *lookupBroadcastFoldTableBySize(unsigned MemOp,
+                                                        unsigned BroadcastBits);
 
 } // namespace llvm