[llvm] [MVT][TableGen] Extend Machine Value Type to `uint16_t` (PR #99657)

[Craig Topper via llvm-commits]

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@@ -79,12 +79,12 @@ static void VTtoGetLLVMTyString(raw_ostream &OS, const Record *VT) {
 void VTEmitter::run(raw_ostream &OS) {
   emitSourceFileHeader("ValueTypes Source Fragment", OS, Records);
 
-  std::array<const Record *, 256> VTsByNumber = {};
+  std::array<const Record *, 65536> VTsByNumber = {};
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topperc wrote:

16384? And should probably change to std::vector to avoid a large stack allocation.

https://github.com/llvm/llvm-project/pull/99657