diff options
author | Alyssa Rosenzweig <[email protected]> | 2019-05-15 05:03:19 +0000 |
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committer | Alyssa Rosenzweig <[email protected]> | 2019-05-16 02:08:37 +0000 |
commit | 46494c3dc140d99391cf3b6f69c514489fab4784 (patch) | |
tree | 8b37ad2150586b6b9b2975f73dbd005128411bbd | |
parent | 74ab80b92da9390a3ca7e718537e035bd5af0b22 (diff) |
nir/algebraic: Remove problematic "optimization"
This line is no longer relevant now that booleans are 1-bit, and in fact
causes issues (infinite progress loop between algebraic optimizations
and copy prop) with constant vector masks.
No shader-db changes on Intel platforms (Jason).
Signed-off-by: Alyssa Rosenzweig <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
-rw-r--r-- | src/compiler/nir/nir_opt_algebraic.py | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py index 1c7b3597c1f..89d07aa1261 100644 --- a/src/compiler/nir/nir_opt_algebraic.py +++ b/src/compiler/nir/nir_opt_algebraic.py @@ -621,9 +621,6 @@ optimizations = [ (('bcsel', True, b, c), b), (('bcsel', False, b, c), c), (('bcsel', a, ('b2f(is_used_once)', 'b@32'), ('b2f', 'c@32')), ('b2f', ('bcsel', a, b, c))), - # The result of this should be hit by constant propagation and, in the - # next round of opt_algebraic, get picked up by one of the above two. - (('bcsel', '#a', b, c), ('bcsel', ('ine', 'a', 0), b, c)), (('bcsel', a, b, b), b), (('fcsel', a, b, b), b), |