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| author | Matt Turner <mattst88@gmail.com> | 2015-02-27 10:22:21 -0800 |
|---|---|---|
| committer | Matt Turner <mattst88@gmail.com> | 2015-03-04 12:37:34 -0800 |
| commit | 1e128e9b69c6336762a2b6ee5d356c763b9ae3b0 (patch) | |
| tree | ef75c5e1dba051b6d4fd3efe05008af1c37deb7f /src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp | |
| parent | ade0b580e75bdea227eec5345f6681b678d0811b (diff) | |
| download | external_mesa3d-1e128e9b69c6336762a2b6ee5d356c763b9ae3b0.zip external_mesa3d-1e128e9b69c6336762a2b6ee5d356c763b9ae3b0.tar.gz external_mesa3d-1e128e9b69c6336762a2b6ee5d356c763b9ae3b0.tar.bz2 | |
i965/fs: Don't propagate cmod to inst with different type.
Cc: 10.5 <mesa-stable@lists.freedesktop.org>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89317
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp index c6384ab..58890ee 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_cmod_propagation.cpp @@ -80,6 +80,10 @@ opt_cmod_propagation_local(fs_visitor *v, bblock_t *block) scan_inst->dst.reg_offset != inst->src[0].reg_offset) break; + /* Comparisons operate differently for ints and floats */ + if (scan_inst->dst.type != inst->dst.type) + break; + /* If the instruction generating inst's source also wrote the * flag, and inst is doing a simple .nz comparison, then inst * is redundant - the appropriate value is already in the flag |