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authorTimothy Arceri <timothy.arceri@collabora.com>2017-01-13 17:25:11 +1100
committerTimothy Arceri <tarceri@itsqueeze.com>2017-04-24 12:08:14 +1000
commit7a7ee40c2de01a927d78852b18fc0b93e780df9c (patch)
tree4795bff9c50f36918b16b7298a1423cf4d90a9d1 /src/compiler/nir/nir.h
parentfb2269fed16cf804f5b7538537ec6d53ed1e20c9 (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 <elie.tournier@collabora.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/compiler/nir/nir.h')
-rw-r--r--src/compiler/nir/nir.h1
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);