[llvm] [RISCV][CostModel] Estimate cost of Extract/InsertElement with non-constant index when vector instructions are not available (PR #67334)

[Sergey Kachkov via llvm-commits]

skachkov-sc wrote:

FYI @fhahn (looks like that access to builtin matrix type through non-constant index is very inefficient on targets without vector registers)

https://github.com/llvm/llvm-project/pull/67334