================
@@ -961,11 +967,14 @@ void SemaHLSL::checkSemanticAnnotation(
}
if (SemanticName == "SV_POSITION") {
- // TODO(#143523): allow use on other shader types & output once the overall
- // semantic logic is implemented.
- if (ST == llvm::Triple::Pixel)
+ // SV_Position can is I/O for vertex shaders.
+ // For pixel shaders, only valid as input.
+ // Note: for SPIR-V, not backed by a builtin when used as input in a vertex
+ // shaders.
----------------
s-perron wrote:
Why is this note important here? I would be more important when creating the
load or store.
https://github.com/llvm/llvm-project/pull/168735
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