[clang] [CIR] Add binary operators (PR #132420)

[Erich Keane via cfe-commits]

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@@ -26,6 +26,53 @@ using namespace clang::CIRGen;
 
 namespace {
 
+struct BinOpInfo {
+  mlir::Value lhs;
+  mlir::Value rhs;
+  SourceRange loc;
+  QualType fullType;             // Type of operands and result
+  QualType compType;             // Type used for computations. Element type
+                                 // for vectors, otherwise same as FullType.
+  BinaryOperator::Opcode opcode; // Opcode of BinOp to perform
+  FPOptions fpfeatures;
+  const Expr *e; // Entire expr, for error unsupported.  May not be binop.
+
+  /// Check if the binop computes a division or a remainder.
+  bool isDivremOp() const {
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erichkeane wrote:

is `Devrem` one word?  Else should this be `DevRem` (as in, Dev or Rem?)

https://github.com/llvm/llvm-project/pull/132420