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i965/fs: Use fs_inst::overwrites_reg() in saturate propagation.
authorMatt Turner <mattst88@gmail.com>
Wed, 28 Jan 2015 06:43:28 +0000 (22:43 -0800)
committerEmil Velikov <emil.l.velikov@gmail.com>
Tue, 24 Feb 2015 12:34:51 +0000 (12:34 +0000)
commitb554a10e8297150b8bae0338dbdbfdb6d99b3c5d
treef6e277e129cab50d7ca956ec012b1b12230312c0
parent11cab7b36a9736bf9feb78ad1dfdabb1850998f7
i965/fs: Use fs_inst::overwrites_reg() in saturate propagation.

This is safer and matches the conditional_mod propagation pass.

Cc: <mesa-stable@lists.freedesktop.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
(cherry picked from commit 871ad3f08bc34e16fdd728e9a4821b9a83e509f0)
src/mesa/drivers/dri/i965/brw_fs_saturate_propagation.cpp
src/mesa/drivers/dri/i965/test_fs_saturate_propagation.cpp