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authorMarek Olšák <[email protected]>2019-07-19 21:12:43 -0400
committerMarek Olšák <[email protected]>2019-07-23 15:03:49 -0400
commite718f8e713767f1bd76038eb6ed4ee95942981e6 (patch)
tree1e315cd03989a9f35340cf38e15328b06252983c
parent16392cc3f3ed5515bf143b956f03ae5bc4b24c52 (diff)
radeonsi: simplify si_get_input_prim and remove incorrect TODO comment
u_vertices_per_prim(QUADS) is the same as TRIANGLES. Reviewed-by: Pierre-Eric Pelloux-Prayer <[email protected]>
-rw-r--r--src/gallium/drivers/radeonsi/gfx10_shader_ngg.c5
-rw-r--r--src/gallium/drivers/radeonsi/si_state.h3
-rw-r--r--src/gallium/drivers/radeonsi/si_state_shaders.c8
3 files changed, 5 insertions, 11 deletions
diff --git a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
index c4bdff35deb..f5c41cd07a4 100644
--- a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
+++ b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
@@ -1315,10 +1315,7 @@ void gfx10_ngg_calculate_subgroup_info(struct si_shader *shader)
shader->previous_stage_sel ? shader->previous_stage_sel : gs_sel;
const enum pipe_shader_type gs_type = gs_sel->type;
const unsigned gs_num_invocations = MAX2(gs_sel->gs_num_invocations, 1);
- /* TODO: Use QUADS as the worst case because of reuse, but triangles
- * will always have 1 additional unoccupied vector lane. We could use
- * that lane if the worst case was TRIANGLES. */
- const unsigned input_prim = si_get_input_prim(gs_sel, PIPE_PRIM_QUADS);
+ const unsigned input_prim = si_get_input_prim(gs_sel);
const bool use_adjacency = input_prim >= PIPE_PRIM_LINES_ADJACENCY &&
input_prim <= PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY;
const unsigned max_verts_per_prim = u_vertices_per_prim(input_prim);
diff --git a/src/gallium/drivers/radeonsi/si_state.h b/src/gallium/drivers/radeonsi/si_state.h
index a0fe826253a..acdbefbf64f 100644
--- a/src/gallium/drivers/radeonsi/si_state.h
+++ b/src/gallium/drivers/radeonsi/si_state.h
@@ -599,8 +599,7 @@ void si_shader_selector_key_vs(struct si_context *sctx,
struct si_shader_selector *vs,
struct si_shader_key *key,
struct si_vs_prolog_bits *prolog_key);
-unsigned si_get_input_prim(const struct si_shader_selector *gs,
- unsigned default_worst_case);
+unsigned si_get_input_prim(const struct si_shader_selector *gs);
/* si_state_draw.c */
void si_emit_surface_sync(struct si_context *sctx, struct radeon_cmdbuf *cs,
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 388bc68adce..325eae19bed 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -1060,8 +1060,7 @@ static void si_set_ge_pc_alloc(struct si_screen *sscreen,
S_030980_NUM_PC_LINES((culling ? 256 : 128) * sscreen->info.max_se - 1));
}
-unsigned si_get_input_prim(const struct si_shader_selector *gs,
- unsigned default_worst_case)
+unsigned si_get_input_prim(const struct si_shader_selector *gs)
{
if (gs->type == PIPE_SHADER_GEOMETRY)
return gs->info.properties[TGSI_PROPERTY_GS_INPUT_PRIM];
@@ -1075,7 +1074,7 @@ unsigned si_get_input_prim(const struct si_shader_selector *gs,
}
/* TODO: Set this correctly if the primitive type is set in the shader key. */
- return default_worst_case;
+ return PIPE_PRIM_TRIANGLES; /* worst case for all callers */
}
/**
@@ -1098,8 +1097,7 @@ static void gfx10_shader_ngg(struct si_screen *sscreen, struct si_shader *shader
gs_info->properties[TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION];
bool es_enable_prim_id = shader->key.mono.u.vs_export_prim_id || es_info->uses_primid;
unsigned gs_num_invocations = MAX2(gs_sel->gs_num_invocations, 1);
- /* Anything above TRIANGLES has the same effect as TRIANGLES here. */
- unsigned input_prim = si_get_input_prim(gs_sel, PIPE_PRIM_TRIANGLES);
+ unsigned input_prim = si_get_input_prim(gs_sel);
bool break_wave_at_eoi = false;
struct si_pm4_state *pm4 = si_get_shader_pm4_state(shader);
if (!pm4)