diff options
| author | Dave Airlie <airlied@redhat.com> | 2015-11-30 14:44:30 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-12-04 02:58:12 +0000 |
| commit | 6d846e8277b31bf3be2136ff38030471eac6128b (patch) | |
| tree | d9d2f744f3c08e0c703435b79029ebadd801e239 | |
| parent | 608cccb6bd59786cf560e3a89e5d74d52f069953 (diff) | |
r600: workout bitmask for the used tcs inputs/outputs.
This is used later to setup the constants to be given
to the tessellation shaders.
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | src/gallium/drivers/r600/r600_pipe.h | 3 | ||||
| -rw-r--r-- | src/gallium/drivers/r600/r600_state_common.c | 25 |
2 files changed, 28 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h index 068e2f8a302..ac06d1f51b6 100644 --- a/src/gallium/drivers/r600/r600_pipe.h +++ b/src/gallium/drivers/r600/r600_pipe.h @@ -330,6 +330,9 @@ struct r600_pipe_shader_selector { unsigned gs_max_out_vertices; unsigned gs_num_invocations; + /* TCS/VS */ + uint64_t lds_patch_outputs_written_mask; + uint64_t lds_outputs_written_mask; unsigned nr_ps_max_color_exports; }; diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c index 023332552a3..ac0b9fd862d 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -855,6 +855,7 @@ static void *r600_create_shader_state(struct pipe_context *ctx, unsigned pipe_shader_type) { struct r600_pipe_shader_selector *sel = CALLOC_STRUCT(r600_pipe_shader_selector); + int i; sel->type = pipe_shader_type; sel->tokens = tgsi_dup_tokens(state->tokens); @@ -870,6 +871,30 @@ static void *r600_create_shader_state(struct pipe_context *ctx, sel->gs_num_invocations = sel->info.properties[TGSI_PROPERTY_GS_INVOCATIONS]; break; + case PIPE_SHADER_VERTEX: + case PIPE_SHADER_TESS_CTRL: + sel->lds_patch_outputs_written_mask = 0; + sel->lds_outputs_written_mask = 0; + + for (i = 0; i < sel->info.num_outputs; i++) { + unsigned name = sel->info.output_semantic_name[i]; + unsigned index = sel->info.output_semantic_index[i]; + + switch (name) { + case TGSI_SEMANTIC_TESSINNER: + case TGSI_SEMANTIC_TESSOUTER: + case TGSI_SEMANTIC_PATCH: + sel->lds_patch_outputs_written_mask |= + 1llu << r600_get_lds_unique_index(name, index); + break; + default: + sel->lds_outputs_written_mask |= + 1llu << r600_get_lds_unique_index(name, index); + } + } + break; + default: + break; } return sel; |