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authorIan Romanick <[email protected]>2016-03-02 13:47:56 -0800
committerIan Romanick <[email protected]>2016-03-22 14:48:02 -0700
commitd7a25a9defe5fd42677266c0bcfd10909e5e49a4 (patch)
tree7e267e690e5fbe10dcfd4f64f1afa18759a7cdd6 /src/compiler/nir/nir_opt_algebraic.py
parent2bb006af68e79657e92cb03a6880a786f31304f9 (diff)
nir: Don't abs slt and friends
No shader-db changes, but this is symmetric with the previous commit. Signed-off-by: Ian Romanick <[email protected]> Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src/compiler/nir/nir_opt_algebraic.py')
-rw-r--r--src/compiler/nir/nir_opt_algebraic.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index 9cec15c2ef5..0f2bd18dd69 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -134,6 +134,10 @@ optimizations = [
(('ior', ('flt', a, c), ('flt', b, c)), ('flt', ('fmin', a, b), c)),
(('ior', ('fge', a, b), ('fge', a, c)), ('fge', a, ('fmin', b, c))),
(('ior', ('fge', a, c), ('fge', b, c)), ('fge', ('fmax', a, b), c)),
+ (('fabs', ('slt', a, b)), ('slt', a, b)),
+ (('fabs', ('sge', a, b)), ('sge', a, b)),
+ (('fabs', ('seq', a, b)), ('seq', a, b)),
+ (('fabs', ('sne', a, b)), ('sne', a, b)),
(('slt', a, b), ('b2f', ('flt', a, b)), 'options->lower_scmp'),
(('sge', a, b), ('b2f', ('fge', a, b)), 'options->lower_scmp'),
(('seq', a, b), ('b2f', ('feq', a, b)), 'options->lower_scmp'),