st/mesa: implement a tgsi on-disk shader cache

Implements a tgsi cache for the OpenGL state tracker.

V2: add support for compute shaders

Reviewed-by: Nicolai Hähnle <[email protected]>

1 files changed, 21 insertions, 6 deletions

diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c
index 3795f25a74e..4d9250b73cc 100644
--- a/src/mesa/state_tracker/st_program.c
+++ b/src/mesa/state_tracker/st_program.c
@@ -58,6 +58,7 @@
 #include "st_mesa_to_tgsi.h"
 #include "st_atifs_to_tgsi.h"
 #include "st_nir.h"
+#include "st_shader_cache.h"
 #include "cso_cache/cso_context.h"
 
 
@@ -364,7 +365,6 @@ st_release_cp_variants(struct st_context *st, struct st_compute_program *stcp)
    }
 }
 
-
 /**
  * Translate a vertex program.
  */
@@ -583,7 +583,6 @@ st_translate_vertex_program(struct st_context *st,
                                       &stvp->tgsi.stream_output);
 
       free_glsl_to_tgsi_visitor(stvp->glsl_to_tgsi);
-      stvp->glsl_to_tgsi = NULL;
    } else
       error = st_translate_mesa_program(st->ctx,
                                         PIPE_SHADER_VERTEX,
@@ -608,8 +607,15 @@ st_translate_vertex_program(struct st_context *st,
       return false;
    }
 
-   stvp->tgsi.tokens = ureg_get_tokens(ureg, NULL);
+   unsigned num_tokens;
+   stvp->tgsi.tokens = ureg_get_tokens(ureg, &num_tokens);
    ureg_destroy(ureg);
+
+   if (stvp->glsl_to_tgsi) {
+      stvp->glsl_to_tgsi = NULL;
+      st_store_tgsi_in_disk_cache(st, &stvp->Base, NULL, num_tokens);
+   }
+
    return stvp->tgsi.tokens != NULL;
 }
 
@@ -1031,7 +1037,6 @@ st_translate_fragment_program(struct st_context *st,
                            fs_output_semantic_index);
 
       free_glsl_to_tgsi_visitor(stfp->glsl_to_tgsi);
-      stfp->glsl_to_tgsi = NULL;
    } else if (stfp->ati_fs)
       st_translate_atifs_program(ureg,
                                  stfp->ati_fs,
@@ -1064,8 +1069,15 @@ st_translate_fragment_program(struct st_context *st,
                                 fs_output_semantic_name,
                                 fs_output_semantic_index);
 
-   stfp->tgsi.tokens = ureg_get_tokens(ureg, NULL);
+   unsigned num_tokens;
+   stfp->tgsi.tokens = ureg_get_tokens(ureg, &num_tokens);
    ureg_destroy(ureg);
+
+   if (stfp->glsl_to_tgsi) {
+      stfp->glsl_to_tgsi = NULL;
+      st_store_tgsi_in_disk_cache(st, &stfp->Base, NULL, num_tokens);
+   }
+
    return stfp->tgsi.tokens != NULL;
 }
 
@@ -1600,13 +1612,16 @@ st_translate_program_common(struct st_context *st,
                         output_semantic_name,
                         output_semantic_index);
 
-   out_state->tokens = ureg_get_tokens(ureg, NULL);
+   unsigned num_tokens;
+   out_state->tokens = ureg_get_tokens(ureg, &num_tokens);
    ureg_destroy(ureg);
 
    st_translate_stream_output_info(glsl_to_tgsi,
                                    outputMapping,
                                    &out_state->stream_output);
 
+   st_store_tgsi_in_disk_cache(st, prog, out_state, num_tokens);
+
    if ((ST_DEBUG & DEBUG_TGSI) && (ST_DEBUG & DEBUG_MESA)) {
       _mesa_print_program(prog);
       debug_printf("\n");