[llvm] [RISCV] Add groupid/bitmask for RISC-V extension (PR #94440)

[Craig Topper via llvm-commits]

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@@ -210,10 +211,58 @@ static void emitRISCVProcs(RecordKeeper &RK, raw_ostream &OS) {
   OS << "\n#undef TUNE_PROC\n";
 }
 
+static inline uint64_t getValueFromBitsInit(const BitsInit *B,
+                                            const Record &R) {
+  assert(B->getNumBits() <= sizeof(uint64_t) * 8 && "BitInits' too long!");
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topperc wrote:

`sizeof(uint64_t) * 8` -> 64.

https://github.com/llvm/llvm-project/pull/94440