diff options
Diffstat (limited to 'src/compiler/nir/nir_opt_algebraic.py')
| -rw-r--r-- | src/compiler/nir/nir_opt_algebraic.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py index c488b2c4fb9..ccf57fd4b86 100644 --- a/src/compiler/nir/nir_opt_algebraic.py +++ b/src/compiler/nir/nir_opt_algebraic.py @@ -105,6 +105,7 @@ optimizations = [ (('iadd', a, ('iadd', ('ineg', a), b)), b), (('~fadd', ('fneg', a), ('fadd', a, b)), b), (('~fadd', a, ('fadd', ('fneg', a), b)), b), + (('fadd', ('fsat', a), ('fsat', ('fneg', a))), ('fsat', ('fabs', a))), (('~fmul', a, 0.0), 0.0), (('imul', a, 0), 0), (('umul_unorm_4x8', a, 0), 0), @@ -371,6 +372,8 @@ optimizations = [ (('imax', a, ('ineg', a)), ('iabs', a)), (('~fmin', ('fmax', a, 0.0), 1.0), ('fsat', a), '!options->lower_fsat'), (('~fmax', ('fmin', a, 1.0), 0.0), ('fsat', a), '!options->lower_fsat'), + (('~fmin', ('fmax', a, -1.0), 0.0), ('fneg', ('fsat', ('fneg', a))), '!options->lower_negate && !options->lower_fsat'), + (('~fmax', ('fmin', a, 0.0), -1.0), ('fneg', ('fsat', ('fneg', a))), '!options->lower_negate && !options->lower_fsat'), (('fsat', ('fsign', a)), ('b2f', ('flt', 0.0, a))), (('fsat', ('b2f', a)), ('b2f', a)), (('fsat', a), ('fmin', ('fmax', a, 0.0), 1.0), 'options->lower_fsat'), @@ -646,6 +649,8 @@ optimizations = [ (('ilt', ('f2u', a), b), ('ilt', ('f2i', a), b)), (('ilt', b, ('f2u', a)), ('ilt', b, ('f2i', a))), + (('~fmin', ('fabs', a), 1.0), ('fsat', ('fabs', a)), '!options->lower_fsat'), + # Packing and then unpacking does nothing (('unpack_64_2x32_split_x', ('pack_64_2x32_split', a, b)), a), (('unpack_64_2x32_split_y', ('pack_64_2x32_split', a, b)), b), |