[llvm] [Mips] Reduce number of selectVSplatUimm/Simm functions by using templates. (PR #116475)

[Craig Topper via llvm-commits]

================
@@ -249,67 +249,67 @@ class SplatComplexPattern<Operand opclass, ValueType ty, int numops, string fn,
 }
 
 def vsplati8_uimm3 : SplatComplexPattern<vsplat_uimm3, v16i8, 1,
-                                         "selectVSplatUimm3",
+                                         "selectVSplatUimm<3>",
----------------
topperc wrote:

I might do some other refactorings here. I'm not sure we need one of these for every element size.

https://github.com/llvm/llvm-project/pull/116475