diff options
author | Eric Anholt <[email protected]> | 2015-02-20 01:18:46 -0800 |
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committer | Eric Anholt <[email protected]> | 2015-02-21 14:57:14 -0800 |
commit | a38038ca5e329c074f67399a993a653c8e439cae (patch) | |
tree | b6dc9be990932837cdd79e77d75adcd2160bc9ce /src | |
parent | 8e1152cb33e53a9d31a6c239dd77b0b4b7613ea8 (diff) |
nir: When faced with a csel on !condition, just flip the arguments.
total NIR instructions in shared programs: 39426 -> 39411 (-0.04%)
NIR instructions in affected programs: 3748 -> 3733 (-0.40%)
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Connor Abbott <[email protected]>
Diffstat (limited to 'src')
-rw-r--r-- | src/glsl/nir/nir_opt_algebraic.py | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/glsl/nir/nir_opt_algebraic.py b/src/glsl/nir/nir_opt_algebraic.py index ef3a0297457..c3a884bb1e6 100644 --- a/src/glsl/nir/nir_opt_algebraic.py +++ b/src/glsl/nir/nir_opt_algebraic.py @@ -85,6 +85,7 @@ optimizations = [ (('fge', ('fneg', ('fabs', a)), 0.0), ('feq', a, 0.0)), (('bcsel', ('flt', a, b), a, b), ('fmin', a, b)), (('bcsel', ('flt', a, b), b, a), ('fmax', a, b)), + (('bcsel', ('inot', 'a@bool'), b, c), ('bcsel', a, c, b)), (('fmin', ('fmax', a, 0.0), 1.0), ('fsat', a), '!options->lower_fsat'), (('fsat', a), ('fmin', ('fmax', a, 0.0), 1.0), 'options->lower_fsat'), (('fsat', ('fsat', a)), ('fsat', a)), |