[llvm-branch-commits] [llvm] [RISCV] Store VLMul/NF into RegisterClass's TSFlags (PR #84894)

[Luke Lau via llvm-branch-commits]

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@@ -127,8 +127,21 @@ def XLenRI : RegInfoByHwMode<
       [RV32,              RV64],
       [RegInfo<32,32,32>, RegInfo<64,64,64>]>;
 
+class RISCVRegisterClass<list<ValueType> regTypes, int align, dag regList>
+    : RegisterClass<"RISCV", regTypes, align, regList> {
+  bit IsVRegClass = 0;
+  int VLMul = 1;
+  int NF = 1;
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lukel97 wrote:

Should these default to 0 since 0 is an invalid LMUL/NF?

https://github.com/llvm/llvm-project/pull/84894