================
@@ -404,6 +420,19 @@ class SPIRVGlobalRegistry : public SPIRVIRMapping {
// argument. Otherwise returns 0.
unsigned getNumScalarOrVectorTotalBitWidth(SPIRVTypeInst Type) const;
+ // True if a pointer to this element type must stay typed rather than become
+ // OpTypeUntypedPointerKHR (an opaque builtin type like an image or sampler).
+ bool isSpecialOpaqueElementType(SPIRVTypeInst ElemType) const;
+
+ // Byte size of a pointer value's IR-deduced element type, or 0 if unknown.
+ // Alloc size is what array indexing and copy strides use, so a 3-component
+ // vector counts as 4 components as OpenCL requires.
----------------
MrSidims wrote:
I have reworded it. Basically per OpenCL 3-element vectors require allocation
like 4-element vectors (which makes probably makes sense even outside of OpenCL
scope)
https://github.com/llvm/llvm-project/pull/201233
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