On Sat, Feb 14, 2015 at 1:02 PM, Matt Turner <[email protected]> wrote:
> On Sat, Feb 14, 2015 at 1:00 PM, Connor Abbott <[email protected]> > wrote: > > I think we should be adding this to nir_emit_system_values_block() > > like we do for the other system values. This should get us parity with > > what we had before where we only called > > emit_frontfacing_interpolation() once per shader. > > Calling it once per shader isn't really important -- it just emits a > single instruction. > In fact, we should probably be careful with that in general as it lengthens live-ranges. Oh, for GCM in the backend IR. --Jason In fact, once we remove brw_fs_visitor.cpp I'd be in favor of removing > emit_frontfacing_interpolation() itself. >
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