diff options
| author | Timothy Arceri <[email protected]> | 2017-01-13 17:25:11 +1100 |
|---|---|---|
| committer | Timothy Arceri <[email protected]> | 2017-04-24 12:08:14 +1000 |
| commit | 7a7ee40c2de01a927d78852b18fc0b93e780df9c (patch) | |
| tree | 4795bff9c50f36918b16b7298a1423cf4d90a9d1 /src/compiler/nir/nir.h | |
| parent | fb2269fed16cf804f5b7538537ec6d53ed1e20c9 (diff) | |
nir/i965: add before ffma algebraic opts
This shuffles constants down in the reverse of what the previous
patch does and applies some simpilifications that may be made
possible from doing so.
Shader-db results BDW:
total instructions in shared programs: 12980814 -> 12977822 (-0.02%)
instructions in affected programs: 281889 -> 278897 (-1.06%)
helped: 1231
HURT: 128
total cycles in shared programs: 246562852 -> 246567288 (0.00%)
cycles in affected programs: 11271524 -> 11275960 (0.04%)
helped: 1630
HURT: 1378
V2: mark float opts as inexact
Reviewed-by: Elie Tournier <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/compiler/nir/nir.h')
| -rw-r--r-- | src/compiler/nir/nir.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h index ce5b434d56a..dbbf26859fb 100644 --- a/src/compiler/nir/nir.h +++ b/src/compiler/nir/nir.h @@ -2598,6 +2598,7 @@ bool nir_lower_phis_to_regs_block(nir_block *block); bool nir_lower_ssa_defs_to_regs_block(nir_block *block); bool nir_opt_algebraic(nir_shader *shader); +bool nir_opt_algebraic_before_ffma(nir_shader *shader); bool nir_opt_algebraic_late(nir_shader *shader); bool nir_opt_constant_folding(nir_shader *shader); |