diff options
| author | Timothy Arceri <[email protected]> | 2018-07-16 15:19:29 +1000 |
|---|---|---|
| committer | Timothy Arceri <[email protected]> | 2018-07-18 09:53:27 +1000 |
| commit | e105b0ca306eb826c7b5cbc8a965e9f774d0d5b7 (patch) | |
| tree | cfd96c8703bc8d57d8b6a45e9009da89f46ad17d /src | |
| parent | c4188a9b9f45a2f2f9e3be99fe9861bec091b924 (diff) | |
nir: add a couple of ior opts to nir_opt_algebraic
One of these was seen in a Deus Ex shader.
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/compiler/nir/nir_opt_algebraic.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py index 5e07d662b07..f49b43f3213 100644 --- a/src/compiler/nir/nir_opt_algebraic.py +++ b/src/compiler/nir/nir_opt_algebraic.py @@ -285,6 +285,9 @@ optimizations = [ (('iand', ('uge(is_used_once)', a, b), ('uge', a, c)), ('uge', a, ('umax', b, c))), (('iand', ('uge(is_used_once)', a, c), ('uge', b, c)), ('uge', ('umin', a, b), c)), + (('ior', 'a@bool', ('ieq', a, False)), True), + (('ior', 'a@bool', ('inot', a)), True), + (('iand', ('ieq', 'a@32', 0), ('ieq', 'b@32', 0)), ('ieq', ('ior', 'a@32', 'b@32'), 0)), # These patterns can result when (a < b || a < c) => (a < min(b, c)) |