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authorKenneth Graunke <[email protected]>2019-07-07 16:32:09 -0700
committerKenneth Graunke <[email protected]>2019-07-11 00:12:50 -0700
commitc58f52f0ef39db7ca6574381931203f435b03280 (patch)
treede7f3525fa4956e0c986548510aca3aa9547a02b /src
parentcb82d534a0c3ea65c0f24586fcb877d912eec130 (diff)
iris: Only set key->flat_shade if COL0/COL1 are written.
This was just laziness on my part, we already added similar checks in the VS key handling. Just need to do it here too. Should improve cache hits.
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/iris/iris_context.h1
-rw-r--r--src/gallium/drivers/iris/iris_program.c2
-rw-r--r--src/gallium/drivers/iris/iris_state.c5
3 files changed, 5 insertions, 3 deletions
diff --git a/src/gallium/drivers/iris/iris_context.h b/src/gallium/drivers/iris/iris_context.h
index e38ec77d1ec..a1cdb75a732 100644
--- a/src/gallium/drivers/iris/iris_context.h
+++ b/src/gallium/drivers/iris/iris_context.h
@@ -475,6 +475,7 @@ struct iris_vtable {
void (*populate_gs_key)(const struct iris_context *ice,
struct brw_gs_prog_key *key);
void (*populate_fs_key)(const struct iris_context *ice,
+ const struct shader_info *info,
struct brw_wm_prog_key *key);
void (*populate_cs_key)(const struct iris_context *ice,
struct brw_cs_prog_key *key);
diff --git a/src/gallium/drivers/iris/iris_program.c b/src/gallium/drivers/iris/iris_program.c
index 2fe842e9807..502cbebb024 100644
--- a/src/gallium/drivers/iris/iris_program.c
+++ b/src/gallium/drivers/iris/iris_program.c
@@ -1494,7 +1494,7 @@ iris_update_compiled_fs(struct iris_context *ice)
struct iris_screen *screen = (struct iris_screen *)ice->ctx.screen;
const struct gen_device_info *devinfo = &screen->devinfo;
struct brw_wm_prog_key key = { KEY_INIT(devinfo->gen) };
- ice->vtbl.populate_fs_key(ice, &key);
+ ice->vtbl.populate_fs_key(ice, &ish->nir->info, &key);
if (ish->nos & (1ull << IRIS_NOS_LAST_VUE_MAP))
key.input_slots_valid = ice->shaders.last_vue_map->slots_valid;
diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index 99f006e8dfa..6fe3e04d92a 100644
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -3442,6 +3442,7 @@ iris_populate_gs_key(const struct iris_context *ice,
*/
static void
iris_populate_fs_key(const struct iris_context *ice,
+ const struct shader_info *info,
struct brw_wm_prog_key *key)
{
struct iris_screen *screen = (void *) ice->ctx.screen;
@@ -3458,8 +3459,8 @@ iris_populate_fs_key(const struct iris_context *ice,
key->alpha_test_replicate_alpha = fb->nr_cbufs > 1 && zsa->alpha.enabled;
- /* XXX: only bother if COL0/1 are read */
- key->flat_shade = rast->flatshade;
+ key->flat_shade = rast->flatshade &&
+ (info->inputs_read & (VARYING_BIT_COL0 | VARYING_BIT_COL1));
key->persample_interp = rast->force_persample_interp;
key->multisample_fbo = rast->multisample && fb->samples > 1;