[clang] [llvm] [DirectX] Add DirectXTargetCodeGenInfo (PR #104856)

[Helena Kotas via cfe-commits]

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@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
+
+void foo(__hlsl_resource_t res);
+
+// CHECK: define void @"?bar@@YAXU__hlsl_resource_t@@@Z"(target("dx.TypedBuffer", <4 x float>, 1, 0, 1) %a)
+// CHECK: call void @"?foo@@YAXU__hlsl_resource_t@@@Z"(target("dx.TypedBuffer", <4 x float>, 1, 0, 1) %0)
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hekota wrote:

I've changed it to use `-O1` and capture the argument name.

https://github.com/llvm/llvm-project/pull/104856