[llvm] [InstCombine][RISCV] Convert VPIntrinsics with splat operands to splats (PR #65706)

[Craig Topper via llvm-commits]

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@@ -0,0 +1,896 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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topperc wrote:

InstCombine tests should be in test/Transforms/InstCombine/RISCV and shouldn't run llc.

https://github.com/llvm/llvm-project/pull/65706