[llvm] [RISCV] Fix CASE_VFMA_CHANGE_OPCODE_VV to handle MF4 pseudos (PR #88947)

[Craig Topper via llvm-commits]

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@@ -0,0 +1,45 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
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topperc wrote:

I commented out the entire E16 line and 10 or so IR tests failed.

https://github.com/llvm/llvm-project/pull/88947