Mesa (master): nir/algebraic: Remove a redundant fabs pattern

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Module: Mesa
Branch: master
Commit: b097e326b8b066d3697c79aec2c6c32c453757f9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b097e326b8b066d3697c79aec2c6c32c453757f9

Author: Ian Romanick <ian.d.romanick at intel.com>
Date:   Tue Mar 24 11:18:02 2020 -0700

nir/algebraic: Remove a redundant fabs pattern

Made redundant by 5544b2cbbd2 ("nir/algebraic: Use value range analysis
to eliminate useless unary ops").

No shader-db changes on any Intel platform.

Reviewed-by: Matt Turner <mattst88 at gmail.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/1359>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/1359>

---

 src/compiler/nir/nir_opt_algebraic.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index bb490d2a19c..69f804783b2 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -109,7 +109,6 @@ optimizations = [
 
    (('~fneg', ('fneg', a)), a),
    (('ineg', ('ineg', a)), a),
-   (('fabs', ('fabs', a)), ('fabs', a)),
    (('fabs', ('fneg', a)), ('fabs', a)),
    (('fabs', ('u2f', a)), ('u2f', a)),
    (('iabs', ('iabs', a)), ('iabs', a)),