[llvm] [RISCV] Improve readability of RISCVGenCompressionInstEmitter. NFC (PR #134834)

[Craig Topper via llvm-commits]

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@@ -893,10 +894,10 @@ void CompressInstEmitter::emitCompressInstEmitter(raw_ostream &OS,
   Func.indent(2) << "return false;\n}\n";
 
   if (!MCOpPredicates.empty()) {
-    OS << "static bool " << ValidatorName << "(const MCOperand &MCOp,\n"
-       << "                  const MCSubtargetInfo &STI,\n"
-       << "                  unsigned PredicateIndex) {\n"
-       << "  switch (PredicateIndex) {\n"
+    OS << "static bool " << ValidatorName << "(const MCOperand &MCOp,\n";
+    OS.indent(46) << "const MCSubtargetInfo &STI,\n";
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topperc wrote:

Should the identation here be based on the length of `ValidatorName`?

https://github.com/llvm/llvm-project/pull/134834