diff options
| author | Alejandro Piñeiro <[email protected]> | 2015-10-09 16:59:20 +0200 |
|---|---|---|
| committer | Alejandro Piñeiro <[email protected]> | 2015-10-22 21:58:03 +0200 |
| commit | 8ac3b525c77cb5aae9e61bd984b78f6cbbffdc1c (patch) | |
| tree | 6bbbd7047c8b9aa8161110fac750ad23d5161beb /src/mesa | |
| parent | 1095d837dc5744b65d4e65ee551046d5d884f607 (diff) | |
i965/vec4: nir_emit_if doesn't need to predicate based on all the channels
v2: changed comment, as suggested by Matt Turner
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index ea1e3e7bbcf..0f04f65eeaf 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -193,7 +193,9 @@ vec4_visitor::nir_emit_if(nir_if *if_stmt) vec4_instruction *inst = emit(MOV(dst_null_d(), condition)); inst->conditional_mod = BRW_CONDITIONAL_NZ; - emit(IF(BRW_PREDICATE_NORMAL)); + /* We can just predicate based on the X channel, as the condition only + * goes on its own line */ + emit(IF(BRW_PREDICATE_ALIGN16_REPLICATE_X)); nir_emit_cf_list(&if_stmt->then_list); |