[LLVMdev] Convenience methods in ConstantExpr et al

[Duncan Sands]

Hi Talin,

> I find that I call the static methods in ConstantExpr a *lot* without going
> through IRBuilder - hundreds of times in my frontend. My language generates a
> lot of static data - reflection information, trace tables for the garbage
> collector, dispatch tables, runtime annotations, static object instances, and so
> on. (In fact there's a special helper class "StructBuilder" that automates a lot
> of the work of building constant structs, such as adding the standard object
> header and so on.)

I think it would be better to create a ConstBuilder class rather than add stuff
to ConstantExpr.

Ciao, Duncan.