[Mlir-commits] [mlir] [MLIR][LLVM] Add vararg support in LLVM::CallOp (PR #67274)

[Christian Ulmann]

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@@ -628,14 +631,25 @@ def LLVM_CallOp : LLVM_MemAccessOpBase<"call",
   let results = (outs Optional<LLVM_Type>:$result);
   let builders = [
     OpBuilder<(ins "LLVMFuncOp":$func, "ValueRange":$args)>,
+    OpBuilder<(ins "LLVMFunctionType":$calleeType, "ValueRange":$args)>,
     OpBuilder<(ins "TypeRange":$results, "StringAttr":$callee,
                    CArg<"ValueRange", "{}">:$args)>,
     OpBuilder<(ins "TypeRange":$results, "FlatSymbolRefAttr":$callee,
                    CArg<"ValueRange", "{}">:$args)>,
     OpBuilder<(ins "TypeRange":$results, "StringRef":$callee,
+                   CArg<"ValueRange", "{}">:$args)>,
+    OpBuilder<(ins "LLVMFunctionType":$calleeType, "StringAttr":$callee,
+                   CArg<"ValueRange", "{}">:$args)>,
+    OpBuilder<(ins "LLVMFunctionType":$calleeType, "FlatSymbolRefAttr":$callee,
+                   CArg<"ValueRange", "{}">:$args)>,
+    OpBuilder<(ins "LLVMFunctionType":$calleeType, "StringRef":$callee,
                    CArg<"ValueRange", "{}">:$args)>
   ];
   let hasCustomAssemblyFormat = 1;
+  let extraClassDeclaration = [{
+    /// Returns the callee function type.
+    LLVMFunctionType getCalleeFunctionType();
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Dinistro wrote:

Can you add this to the invoke as well, for completeness? 

https://github.com/llvm/llvm-project/pull/67274