[clang] [llvm] [RISCV] Add support for Smepmp 1.0 (PR #78489)

[Craig Topper via cfe-commits]

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@@ -56,6 +56,7 @@ static const RISCVSupportedExtension SupportedExtensions[] = {
 
     {"smaia", {1, 0}},
     {"ssaia", {1, 0}},
+    {"smepmp", {1, 0}},
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topperc wrote:

This is required to be alphabetized. It won't pass lit tests if it isn't. Might even fail when tablegen runs.

https://github.com/llvm/llvm-project/pull/78489