[llvm] [MVT] Expand the MVT enum to allow more types (PR #69603)

[Jay Foad via llvm-commits]

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@@ -48,8 +48,8 @@ namespace llvm {
 
       // This is the current maximum for LAST_VALUETYPE.
       // MVT::MAX_ALLOWED_VALUETYPE is used for asserts and to size bit vectors
-      // This value must be a multiple of 32.
-      MAX_ALLOWED_VALUETYPE = 224,
+      // This value must be a multiple of 64.
+      MAX_ALLOWED_VALUETYPE = 64 * ((VALUETYPE_SIZE + 63) / 64),
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jayfoad wrote:

I really don't see the point of defining this here. It should be local to its only significant use in CodeGenDAGPatterns.

https://github.com/llvm/llvm-project/pull/69603