[llvm] [X86][MC] Added support for -msse2avx option in llvm-mc (PR #96860)

[Fangrui Song via llvm-commits]

================
@@ -3745,7 +3749,22 @@ bool X86AsmParser::ParseInstruction(ParseInstructionInfo &Info, StringRef Name,
   return false;
 }
 
+void replaceSSE2AVXOpcode(MCInst &Inst) {
+  ArrayRef<X86TableEntry> Table{X86SSE2AVXTable};
+  unsigned Opcode = Inst.getOpcode();
+  const auto I = llvm::lower_bound(Table, Opcode);
+  if (I != Table.end() && I->OldOpc == Opcode) {
+    Inst.setOpcode(I->NewOpc);
----------------
MaskRay wrote:

delete braces

https://github.com/llvm/llvm-project/pull/96860