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authorEric Anholt <[email protected]>2019-09-16 14:34:20 -0700
committerEric Anholt <[email protected]>2019-10-04 19:15:01 +0000
commit7025dbe794b53b030ae0a3cb55217ea831a810d9 (patch)
tree7c9a0da9721ac9de7daa59b60c7422ebd6d6220e /src/gallium/winsys/tegra/drm
parente7b754a05cc60818632d9968787dbdac6145fa82 (diff)
nir: Skip emitting no-op movs from the builder.
Having passes generate these is just making more work for copy propagation (and thus probably calling more optimization passes) later. Noticed while trying to debug nir_opt_algebraic() top-to-bottom having O(n^2) behavior due to not finding new matches in replacement code. Reviewed-by: Ian Romanick <[email protected]> Reviewed-by: Connor Abbott <[email protected]>
Diffstat (limited to 'src/gallium/winsys/tegra/drm')
0 files changed, 0 insertions, 0 deletions