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nir/algebraic: coalesce fmod lowering

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As fmod for 16/32/64 bits lowering does the same, let's merge all of
them in a single case.

Fixes dEQP-VK.glsl.builtin.precision_double.mod.compute.* on ACO.

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4118>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4118>
This commit is contained in:
Juan A. Suarez Romero 2020-03-10 10:50:30 +00:00 • committed by Marge Bot
parent acd0dd3b4b
commit 90550b2a3e
1 changed files with 1 additions and 2 deletions
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3
src/compiler/nir/nir_opt_algebraic.py
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@ -1019,8 +1019,7 @@ optimizations.extend([
(('bcsel', ('ine', a, -1), ('ifind_msb', a), -1), ('ifind_msb', a)),
# Misc. lowering
(('fmod@16', a, b), ('fsub', a, ('fmul', b, ('ffloor', ('fdiv', a, b)))), 'options->lower_fmod'),
(('fmod@32', a, b), ('fsub', a, ('fmul', b, ('ffloor', ('fdiv', a, b)))), 'options->lower_fmod'),
(('fmod', a, b), ('fsub', a, ('fmul', b, ('ffloor', ('fdiv', a, b)))), 'options->lower_fmod'),
(('frem', a, b), ('fsub', a, ('fmul', b, ('ftrunc', ('fdiv', a, b)))), 'options->lower_fmod'),
(('uadd_carry@32', a, b), ('b2i', ('ult', ('iadd', a, b), a)), 'options->lower_uadd_carry'),
(('usub_borrow@32', a, b), ('b2i', ('ult', a, b)), 'options->lower_usub_borrow'),