[clang] [llvm] [WIP] ABI Lowering Library (PR #140112)

[Nikita Popov via cfe-commits]

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@@ -825,6 +831,47 @@ void computeSPIRKernelABIInfo(CodeGenModule &CGM, CGFunctionInfo &FI);
 }
 } // namespace clang
 
+ABIArgInfo CodeGenTypes::convertABIArgInfo(const llvm::abi::ABIArgInfo &abiInfo,
+                                           QualType type) {
+  ABIArgInfo result;
+
+  if (abiInfo.isDirect()) {
+    llvm::Type *CoercedType = nullptr;
+    if (abiInfo.getCoerceToType()) {
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nikic wrote:

Omit braces for one-line if.

https://github.com/llvm/llvm-project/pull/140112