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nir/opt_algebraic: Fix some expressions with ambiguous bit sizes 

Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
This commit is contained in:
Jason Ekstrand 2016-04-25 20:59:06 -07:00
parent 7e0ee3a38b
commit 8a3e344180
1 changed files with 3 additions and 3 deletions
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6
src/compiler/nir/nir_opt_algebraic.py
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@ -295,8 +295,8 @@ optimizations = [
# Misc. lowering
(('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', a, b), ('b2i', ('ult', ('iadd', a, b), a)), 'options->lower_uadd_carry'),
(('usub_borrow', a, b), ('b2i', ('ult', a, b)), 'options->lower_usub_borrow'),
(('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'),
(('bitfield_insert', 'base', 'insert', 'offset', 'bits'),
('bcsel', ('ilt', 31, 'bits'), 'insert',
@ -419,7 +419,7 @@ def bitfield_reverse(u):
return step5
optimizations += [(bitfield_reverse('x'), ('bitfield_reverse', 'x'))]
optimizations += [(bitfield_reverse('x@32'), ('bitfield_reverse', 'x'))]
# Add optimizations to handle the case where the result of a ternary is