[llvm-dev] [RFC] Removing debug locations from ConstantSDNodes

Reid Kleckner via llvm-dev llvm-dev at lists.llvm.org
Tue Jun 19 21:53:33 PDT 2018

On Tue, Jun 19, 2018 at 7:20 PM <paul.robinson at sony.com> wrote:

> Our users really wanted the line table entry for line 2 to include the
> constant materialization code for some VS debugger feature.
> Same here.  I have serious doubts that the fastisel tactic of bubbling
> constants up to the top of the block really helps code size or performance
> that much, and it distinctly hurts the debugging experience.  It's
> reordering code at –O0 and that is generally a Bad Thing™.
> --paulr

Well, I hope I fixed that in FastISel in r327581, r331087, and r331088.
Vedant is talking about SDISel.
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