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radeonsi/gfx9: set VGT_VERTEX_REUSE for ES in ES-GS

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Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2017-04-23 02:53:19 +02:00
parent 887ef1de34
commit 6c15e15af4
1 changed files with 12 additions and 6 deletions
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18
src/gallium/drivers/radeonsi/si_state_shaders.c
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@ -401,26 +401,29 @@ static void si_set_tesseval_regs(struct si_screen *sscreen,
* VS as ES | ES -> GS -> VS | 30
* TES as VS | LS -> HS -> VS | 14 or 30
* TES as ES | LS -> HS -> ES -> GS -> VS | 14 or 30
*
* If "shader" is NULL, it's assumed it's not LS or GS copy shader.
*/
static void polaris_set_vgt_vertex_reuse(struct si_screen *sscreen,
struct si_shader_selector *sel,
struct si_shader *shader,
struct si_pm4_state *pm4)
{
unsigned type = shader->selector->type;
unsigned type = sel->type;
if (sscreen->b.family < CHIP_POLARIS10)
return;
/* VS as VS, or VS as ES: */
if ((type == PIPE_SHADER_VERTEX &&
!shader->key.as_ls &&
!shader->is_gs_copy_shader) ||
(!shader ||
(!shader->key.as_ls && !shader->is_gs_copy_shader))) ||
/* TES as VS, or TES as ES: */
type == PIPE_SHADER_TESS_EVAL) {
unsigned vtx_reuse_depth = 30;
if (type == PIPE_SHADER_TESS_EVAL &&
shader->selector->info.properties[TGSI_PROPERTY_TES_SPACING] ==
sel->info.properties[TGSI_PROPERTY_TES_SPACING] ==
PIPE_TESS_SPACING_FRACTIONAL_ODD)
vtx_reuse_depth = 14;
@ -569,7 +572,7 @@ static void si_shader_es(struct si_screen *sscreen, struct si_shader *shader)
if (shader->selector->type == PIPE_SHADER_TESS_EVAL)
si_set_tesseval_regs(sscreen, shader->selector, pm4);
polaris_set_vgt_vertex_reuse(sscreen, shader, pm4);
polaris_set_vgt_vertex_reuse(sscreen, shader->selector, shader, pm4);
}
/**
@ -805,6 +808,9 @@ static void si_shader_gs(struct si_screen *sscreen, struct si_shader *shader)
if (es_type == PIPE_SHADER_TESS_EVAL)
si_set_tesseval_regs(sscreen, shader->key.part.gs.es, pm4);
polaris_set_vgt_vertex_reuse(sscreen, shader->key.part.gs.es,
NULL, pm4);
if (shader->config.scratch_bytes_per_wave) {
fprintf(stderr, "GS: scratch buffer unsupported");
abort();
@ -927,7 +933,7 @@ static void si_shader_vs(struct si_screen *sscreen, struct si_shader *shader,
if (shader->selector->type == PIPE_SHADER_TESS_EVAL)
si_set_tesseval_regs(sscreen, shader->selector, pm4);
polaris_set_vgt_vertex_reuse(sscreen, shader, pm4);
polaris_set_vgt_vertex_reuse(sscreen, shader->selector, shader, pm4);
}
static unsigned si_get_ps_num_interp(struct si_shader *ps)