[clang] [llvm] [RISCV] Support Zvfofp4min assembler version 0.1 (PR #164820)

[Craig Topper via llvm-commits]

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@@ -1838,5 +1838,8 @@ let Predicates = [HasVInstructionsI64, IsRV64] in {
   }
 } // Predicates = [HasVInstructionsI64, IsRV64]
 
+let Predicates = [HasStdExtZvfofp4min] in
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topperc wrote:

Please create RISCVInstrInfoZvfofp4min.td so we have a place to put the isel patterns we also need.

https://github.com/llvm/llvm-project/pull/164820