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authorKenneth Graunke <[email protected]>2019-07-07 16:48:10 -0700
committerKenneth Graunke <[email protected]>2019-07-11 01:18:24 -0700
commita01770b9c878b6b95875ef60146ce4ee5e4cfd54 (patch)
tree38c2d9c26db73475ebda21d4a041149f91a19e0b
parentc58f52f0ef39db7ca6574381931203f435b03280 (diff)
iris: Fix key->input_vertices for 8_PATCH TCS mode.
We were failing to flag the program dirty when it changed. Also, we were unnecessarily setting key->input_vertices for SINGLE_PATCH mode, which would reduce program cache hits. Only set it if needed.
-rw-r--r--src/gallium/drivers/iris/iris_draw.c7
-rw-r--r--src/gallium/drivers/iris/iris_program.c4
2 files changed, 10 insertions, 1 deletions
diff --git a/src/gallium/drivers/iris/iris_draw.c b/src/gallium/drivers/iris/iris_draw.c
index 50c18774c70..5793dc15064 100644
--- a/src/gallium/drivers/iris/iris_draw.c
+++ b/src/gallium/drivers/iris/iris_draw.c
@@ -63,6 +63,9 @@ static void
iris_update_draw_info(struct iris_context *ice,
const struct pipe_draw_info *info)
{
+ struct iris_screen *screen = (struct iris_screen *)ice->ctx.screen;
+ const struct brw_compiler *compiler = screen->compiler;
+
if (ice->state.prim_mode != info->mode) {
ice->state.prim_mode = info->mode;
ice->state.dirty |= IRIS_DIRTY_VF_TOPOLOGY;
@@ -81,6 +84,10 @@ iris_update_draw_info(struct iris_context *ice,
ice->state.vertices_per_patch = info->vertices_per_patch;
ice->state.dirty |= IRIS_DIRTY_VF_TOPOLOGY;
+ /* 8_PATCH TCS needs this for key->input_vertices */
+ if (compiler->use_tcs_8_patch)
+ ice->state.dirty |= IRIS_DIRTY_UNCOMPILED_TCS;
+
/* Flag constants dirty for gl_PatchVerticesIn if needed. */
const struct shader_info *tcs_info =
iris_get_shader_info(ice, MESA_SHADER_TESS_CTRL);
diff --git a/src/gallium/drivers/iris/iris_program.c b/src/gallium/drivers/iris/iris_program.c
index 502cbebb024..8470b97a2e2 100644
--- a/src/gallium/drivers/iris/iris_program.c
+++ b/src/gallium/drivers/iris/iris_program.c
@@ -1173,6 +1173,7 @@ iris_update_compiled_tcs(struct iris_context *ice)
struct iris_uncompiled_shader *tcs =
ice->shaders.uncompiled[MESA_SHADER_TESS_CTRL];
struct iris_screen *screen = (struct iris_screen *)ice->ctx.screen;
+ const struct brw_compiler *compiler = screen->compiler;
const struct gen_device_info *devinfo = &screen->devinfo;
const struct shader_info *tes_info =
@@ -1181,7 +1182,8 @@ iris_update_compiled_tcs(struct iris_context *ice)
KEY_INIT_NO_ID(devinfo->gen),
.base.program_string_id = tcs ? tcs->program_id : 0,
.tes_primitive_mode = tes_info->tess.primitive_mode,
- .input_vertices = ice->state.vertices_per_patch,
+ .input_vertices =
+ !tcs || compiler->use_tcs_8_patch ? ice->state.vertices_per_patch : 0,
};
get_unified_tess_slots(ice, &key.outputs_written,
&key.patch_outputs_written);