================
@@ -252,6 +252,24 @@ def GPULaneMappingAttr
}];
}
+def GPUMappingMaskAttr : GPU_Attr<"GPUMappingMask", "mask", [
+ DeclareAttrInterfaceMethods<DeviceMaskingAttrInterface> ] > {
+ let parameters = (ins "uint64_t":$mask);
+ let assemblyFormat = "`<` params `>`";
+ let description = [{
+ Attribute describing how to filter the processing units that a
+ region is mapped to.
+
+ In the first implementation the masking is a bitfield that specifies for
+ each processing unit whether it is active or not.
+
+ In the future, we may want to implement this as a symbol to refer to
+ dynamically defined values.
+
+ Extending op semantics with an operand is deemed too intrusive at this
time.
----------------
ftynse wrote:
I think this rather belongs to code documentation or some rationale document,
or even a commit message, not user-facing documentation.
https://github.com/llvm/llvm-project/pull/146943
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