diff options
author | Kenneth Graunke <[email protected]> | 2016-08-08 14:44:06 -0700 |
---|---|---|
committer | Timothy Arceri <[email protected]> | 2017-01-12 09:47:29 +1100 |
commit | b4c44ff08c1154ff3790de89f29520d178e9e0ef (patch) | |
tree | 357ca69856e70789172bf95a58346cda2d1ed263 /src/mesa | |
parent | b5e682a1efa0a929574e739807ac2b046e004561 (diff) |
i965: Use the nir_move_comparisons pass.
While the below stats are encouraging this pass will also become
very usefull for avoiding regression once
brw_do_channel_expressions() and brw_do_vector_splitting() are
disabled.
On Broadwell:
total instructions in shared programs: 13078787 -> 13060898 (-0.14%)
instructions in affected programs: 1809827 -> 1791938 (-0.99%)
helped: 4527
HURT: 157
total cycles in shared programs: 256562762 -> 256590424 (0.01%)
cycles in affected programs: 159749392 -> 159777054 (0.02%)
helped: 5583
HURT: 2289
total spills in shared programs: 14929 -> 14923 (-0.04%)
spills in affected programs: 62 -> 56 (-9.68%)
helped: 1
HURT: 0
total fills in shared programs: 20144 -> 20141 (-0.01%)
fills in affected programs: 253 -> 250 (-1.19%)
helped: 1
HURT: 3
LOST: 0
GAINED: 2
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Timothy Arceri <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_nir.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_nir.c b/src/mesa/drivers/dri/i965/brw_nir.c index d01119095cc..3c1bc5162fc 100644 --- a/src/mesa/drivers/dri/i965/brw_nir.c +++ b/src/mesa/drivers/dri/i965/brw_nir.c @@ -622,6 +622,7 @@ brw_postprocess_nir(nir_shader *nir, const struct brw_compiler *compiler, OPT_V(nir_lower_to_source_mods); OPT(nir_copy_prop); OPT(nir_opt_dce); + OPT(nir_opt_move_comparisons); OPT(nir_lower_locals_to_regs); |