[llvm] [AArch64] Generate indexed FCMLAs for dupped LHS complex multiplication (PR #202384)

[Hugo Trachino via llvm-commits]

nujaa wrote:

> Hello. Can we do this through tablegen patterns? Or maybe it is better as a DAG combine to canonicalize the dup to the RHS?

Hi, I did not figure out a way to generate the 2 orthogonal FCMLAs using tablegen. I'll try to move it ISelLowering.


https://github.com/llvm/llvm-project/pull/202384