[clang] [llvm] [RISCV] Add Qualcomm uC Xqcicsr (CSR) extension (PR #117169)

[Sudharsan Veeravalli via cfe-commits]

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@@ -771,6 +771,10 @@ Error RISCVISAInfo::checkDependency() {
       return getIncompatibleError("xwchc", "zcb");
   }
 
+  if (Exts.count("xqcicsr") != 0 && (XLen != 32)) {
+    return getError("'xqcicsr' is only supported in 'rv32'");
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svs-quic wrote:

Done

https://github.com/llvm/llvm-project/pull/117169