st/glsl_to_tgsi: make use of driver_cache_blob with the disk cache
driver_cache_blob was introduced with the i965 disk cache, it allows us to simplify the cache a little and possibly offers some minor speed improvements since we load the GLSL metadata and TGSI from disk in one pass. Using driver_cache_blob should also make it straight forward to implement binary support for ARB_get_program_binary in gallium. Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
parent
4cb27047c8
commit
3e789026ca
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@ -1299,7 +1299,7 @@ shader_cache_read_program_metadata(struct gl_context *ctx,
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return false;
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struct disk_cache *cache = ctx->Cache;
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if (!cache || prog->data->skip_cache)
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if (!cache)
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return false;
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/* Include bindings when creating sha1. These bindings change the resulting
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@ -2887,13 +2887,6 @@ struct gl_shader_program_data
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unsigned NumUniformDataSlots;
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union gl_constant_value *UniformDataSlots;
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/* TODO: This used by Gallium drivers to skip the cache on tgsi fallback.
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* All structures (gl_program, uniform storage, etc) will get recreated
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* even though we have already loaded them from cache. We should instead
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* switch to storing the GLSL metadata and TGSI IR in a single cache item
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* like the i965 driver does with NIR.
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*/
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bool skip_cache;
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GLboolean Validated;
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/** List of all active resources after linking. */
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@ -150,9 +150,6 @@ struct st_fragment_program
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struct gl_shader_program *shader_program;
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struct st_fp_variant *variants;
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/** SHA1 hash of linked tgsi shader program, used for on-disk cache */
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unsigned char sha1[20];
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};
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@ -40,14 +40,15 @@ write_stream_out_to_cache(struct blob *blob,
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static void
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write_tgsi_to_cache(struct blob *blob, struct pipe_shader_state *tgsi,
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struct st_context *st, unsigned char *sha1,
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unsigned num_tokens)
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struct gl_program *prog, unsigned num_tokens)
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{
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blob_write_uint32(blob, num_tokens);
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blob_write_bytes(blob, tgsi->tokens,
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num_tokens * sizeof(struct tgsi_token));
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disk_cache_put(st->ctx->Cache, sha1, blob->data, blob->size, NULL);
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prog->driver_cache_blob = ralloc_size(NULL, blob->size);
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memcpy(prog->driver_cache_blob, blob->data, blob->size);
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prog->driver_cache_blob_size = blob->size;
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}
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/**
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@ -68,14 +69,12 @@ st_store_tgsi_in_disk_cache(struct st_context *st, struct gl_program *prog,
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if (memcmp(prog->sh.data->sha1, zero, sizeof(prog->sh.data->sha1)) == 0)
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return;
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unsigned char *sha1;
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struct blob blob;
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blob_init(&blob);
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switch (prog->info.stage) {
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case MESA_SHADER_VERTEX: {
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struct st_vertex_program *stvp = (struct st_vertex_program *) prog;
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sha1 = stvp->sha1;
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blob_write_uint32(&blob, stvp->num_inputs);
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blob_write_bytes(&blob, stvp->index_to_input,
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@ -84,31 +83,24 @@ st_store_tgsi_in_disk_cache(struct st_context *st, struct gl_program *prog,
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sizeof(stvp->result_to_output));
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write_stream_out_to_cache(&blob, &stvp->tgsi);
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write_tgsi_to_cache(&blob, &stvp->tgsi, st, sha1, num_tokens);
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write_tgsi_to_cache(&blob, &stvp->tgsi, prog, num_tokens);
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break;
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}
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case MESA_SHADER_TESS_CTRL:
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case MESA_SHADER_TESS_EVAL:
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case MESA_SHADER_GEOMETRY: {
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struct st_common_program *p = st_common_program(prog);
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sha1 = p->sha1;
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write_stream_out_to_cache(&blob, out_state);
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write_tgsi_to_cache(&blob, out_state, st, sha1, num_tokens);
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write_tgsi_to_cache(&blob, out_state, prog, num_tokens);
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break;
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}
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case MESA_SHADER_FRAGMENT: {
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struct st_fragment_program *stfp = (struct st_fragment_program *) prog;
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sha1 = stfp->sha1;
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write_tgsi_to_cache(&blob, &stfp->tgsi, st, sha1, num_tokens);
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write_tgsi_to_cache(&blob, &stfp->tgsi, prog, num_tokens);
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break;
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}
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case MESA_SHADER_COMPUTE: {
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struct st_compute_program *stcp = (struct st_compute_program *) prog;
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sha1 = stcp->sha1;
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write_tgsi_to_cache(&blob, out_state, st, sha1, num_tokens);
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write_tgsi_to_cache(&blob, out_state, prog, num_tokens);
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break;
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}
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default:
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@ -116,10 +108,8 @@ st_store_tgsi_in_disk_cache(struct st_context *st, struct gl_program *prog,
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}
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if (st->ctx->_Shader->Flags & GLSL_CACHE_INFO) {
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char sha1_buf[41];
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_mesa_sha1_format(sha1_buf, sha1);
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fprintf(stderr, "putting %s tgsi_tokens in cache: %s\n",
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_mesa_shader_stage_to_string(prog->info.stage), sha1_buf);
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fprintf(stderr, "putting %s tgsi_tokens in cache\n",
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_mesa_shader_stage_to_string(prog->info.stage));
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}
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blob_finish(&blob);
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@ -150,254 +140,153 @@ st_load_tgsi_from_disk_cache(struct gl_context *ctx,
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if (!ctx->Cache)
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return false;
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unsigned char *stage_sha1[MESA_SHADER_STAGES];
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char sha1_buf[41];
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/* Compute and store sha1 for each stage. These will be reused by the
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* cache store pass if we fail to find the cached tgsi.
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*/
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for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
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if (prog->_LinkedShaders[i] == NULL)
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continue;
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char *buf = ralloc_strdup(NULL, "tgsi_tokens ");
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_mesa_sha1_format(sha1_buf,
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prog->_LinkedShaders[i]->Program->sh.data->sha1);
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ralloc_strcat(&buf, sha1_buf);
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struct gl_program *glprog = prog->_LinkedShaders[i]->Program;
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switch (glprog->info.stage) {
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case MESA_SHADER_VERTEX: {
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struct st_vertex_program *stvp = (struct st_vertex_program *) glprog;
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stage_sha1[i] = stvp->sha1;
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ralloc_strcat(&buf, " vs");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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case MESA_SHADER_TESS_CTRL: {
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struct st_common_program *stcp = st_common_program(glprog);
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stage_sha1[i] = stcp->sha1;
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ralloc_strcat(&buf, " tcs");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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case MESA_SHADER_TESS_EVAL: {
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struct st_common_program *step = st_common_program(glprog);
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stage_sha1[i] = step->sha1;
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ralloc_strcat(&buf, " tes");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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case MESA_SHADER_GEOMETRY: {
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struct st_common_program *stgp = st_common_program(glprog);
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stage_sha1[i] = stgp->sha1;
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ralloc_strcat(&buf, " gs");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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case MESA_SHADER_FRAGMENT: {
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struct st_fragment_program *stfp =
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(struct st_fragment_program *) glprog;
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stage_sha1[i] = stfp->sha1;
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ralloc_strcat(&buf, " fs");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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case MESA_SHADER_COMPUTE: {
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struct st_compute_program *stcp =
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(struct st_compute_program *) glprog;
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stage_sha1[i] = stcp->sha1;
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ralloc_strcat(&buf, " cs");
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disk_cache_compute_key(ctx->Cache, buf, strlen(buf), stage_sha1[i]);
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break;
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}
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default:
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unreachable("Unsupported stage");
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}
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ralloc_free(buf);
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}
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/* Now that we have created the sha1 keys that will be used for writting to
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* the tgsi cache fallback to the regular glsl to tgsi path if we didn't
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* load the GLSL IR from cache. We do this as glsl to tgsi can alter things
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* such as gl_program_parameter_list which holds things like uniforms.
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/* If we didn't load the GLSL metadata from cache then we could not have
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* loaded the tgsi either.
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*/
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if (prog->data->LinkStatus != linking_skipped)
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return false;
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uint8_t *buffer = NULL;
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if (ctx->_Shader->Flags & GLSL_CACHE_FALLBACK) {
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goto fallback_recompile;
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}
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struct st_context *st = st_context(ctx);
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for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
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if (prog->_LinkedShaders[i] == NULL)
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continue;
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unsigned char *sha1 = stage_sha1[i];
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size_t size;
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buffer = (uint8_t *) disk_cache_get(ctx->Cache, sha1, &size);
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if (buffer) {
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struct blob_reader blob_reader;
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blob_reader_init(&blob_reader, buffer, size);
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struct gl_program *glprog = prog->_LinkedShaders[i]->Program;
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struct gl_program *glprog = prog->_LinkedShaders[i]->Program;
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switch (glprog->info.stage) {
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case MESA_SHADER_VERTEX: {
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struct st_vertex_program *stvp =
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(struct st_vertex_program *) glprog;
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size_t size = glprog->driver_cache_blob_size;
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uint8_t *buffer = (uint8_t *) glprog->driver_cache_blob;
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st_release_vp_variants(st, stvp);
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struct blob_reader blob_reader;
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blob_reader_init(&blob_reader, buffer, size);
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stvp->num_inputs = blob_read_uint32(&blob_reader);
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blob_copy_bytes(&blob_reader, (uint8_t *) stvp->index_to_input,
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sizeof(stvp->index_to_input));
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blob_copy_bytes(&blob_reader, (uint8_t *) stvp->result_to_output,
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sizeof(stvp->result_to_output));
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switch (glprog->info.stage) {
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case MESA_SHADER_VERTEX: {
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struct st_vertex_program *stvp = (struct st_vertex_program *) glprog;
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read_stream_out_from_cache(&blob_reader, &stvp->tgsi);
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read_tgsi_from_cache(&blob_reader, &stvp->tgsi.tokens);
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st_release_vp_variants(st, stvp);
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if (st->vp == stvp)
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st->dirty |= ST_NEW_VERTEX_PROGRAM(st, stvp);
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stvp->num_inputs = blob_read_uint32(&blob_reader);
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blob_copy_bytes(&blob_reader, (uint8_t *) stvp->index_to_input,
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sizeof(stvp->index_to_input));
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blob_copy_bytes(&blob_reader, (uint8_t *) stvp->result_to_output,
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sizeof(stvp->result_to_output));
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break;
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}
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case MESA_SHADER_TESS_CTRL: {
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struct st_common_program *sttcp = st_common_program(glprog);
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read_stream_out_from_cache(&blob_reader, &stvp->tgsi);
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read_tgsi_from_cache(&blob_reader, &stvp->tgsi.tokens);
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st_release_basic_variants(st, sttcp->Base.Target,
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&sttcp->variants, &sttcp->tgsi);
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if (st->vp == stvp)
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st->dirty |= ST_NEW_VERTEX_PROGRAM(st, stvp);
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read_stream_out_from_cache(&blob_reader, &sttcp->tgsi);
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read_tgsi_from_cache(&blob_reader, &sttcp->tgsi.tokens);
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if (st->tcp == sttcp)
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st->dirty |= sttcp->affected_states;
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break;
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}
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case MESA_SHADER_TESS_EVAL: {
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struct st_common_program *sttep = st_common_program(glprog);
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st_release_basic_variants(st, sttep->Base.Target,
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&sttep->variants, &sttep->tgsi);
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read_stream_out_from_cache(&blob_reader, &sttep->tgsi);
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read_tgsi_from_cache(&blob_reader, &sttep->tgsi.tokens);
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if (st->tep == sttep)
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st->dirty |= sttep->affected_states;
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break;
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}
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case MESA_SHADER_GEOMETRY: {
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struct st_common_program *stgp = st_common_program(glprog);
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st_release_basic_variants(st, stgp->Base.Target, &stgp->variants,
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&stgp->tgsi);
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read_stream_out_from_cache(&blob_reader, &stgp->tgsi);
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read_tgsi_from_cache(&blob_reader, &stgp->tgsi.tokens);
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if (st->gp == stgp)
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st->dirty |= stgp->affected_states;
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break;
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}
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case MESA_SHADER_FRAGMENT: {
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struct st_fragment_program *stfp =
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(struct st_fragment_program *) glprog;
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st_release_fp_variants(st, stfp);
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read_tgsi_from_cache(&blob_reader, &stfp->tgsi.tokens);
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if (st->fp == stfp)
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st->dirty |= stfp->affected_states;
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break;
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}
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case MESA_SHADER_COMPUTE: {
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struct st_compute_program *stcp =
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(struct st_compute_program *) glprog;
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st_release_cp_variants(st, stcp);
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read_tgsi_from_cache(&blob_reader,
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(const struct tgsi_token**) &stcp->tgsi.prog);
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stcp->tgsi.req_local_mem = stcp->Base.info.cs.shared_size;
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stcp->tgsi.req_private_mem = 0;
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stcp->tgsi.req_input_mem = 0;
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if (st->cp == stcp)
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st->dirty |= stcp->affected_states;
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break;
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}
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default:
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unreachable("Unsupported stage");
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}
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if (blob_reader.current != blob_reader.end || blob_reader.overrun) {
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/* Something very bad has gone wrong discard the item from the
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* cache and rebuild/link from source.
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*/
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assert(!"Invalid TGSI shader disk cache item!");
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if (ctx->_Shader->Flags & GLSL_CACHE_INFO) {
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fprintf(stderr, "Error reading program from cache (invalid "
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"TGSI cache item)\n");
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}
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disk_cache_remove(ctx->Cache, sha1);
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goto fallback_recompile;
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}
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if (ctx->_Shader->Flags & GLSL_CACHE_INFO) {
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_mesa_sha1_format(sha1_buf, sha1);
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fprintf(stderr, "%s tgsi_tokens retrieved from cache: %s\n",
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_mesa_shader_stage_to_string(i), sha1_buf);
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}
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st_set_prog_affected_state_flags(glprog);
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_mesa_associate_uniform_storage(ctx, prog, glprog, false);
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/* Create Gallium shaders now instead of on demand. */
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if (ST_DEBUG & DEBUG_PRECOMPILE ||
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st->shader_has_one_variant[glprog->info.stage])
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st_precompile_shader_variant(st, glprog);
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free(buffer);
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} else {
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/* Failed to find a matching cached shader so fallback to recompile.
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*/
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if (ctx->_Shader->Flags & GLSL_CACHE_INFO) {
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fprintf(stderr, "TGSI cache item not found.\n");
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}
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goto fallback_recompile;
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break;
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}
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case MESA_SHADER_TESS_CTRL: {
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struct st_common_program *sttcp = st_common_program(glprog);
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st_release_basic_variants(st, sttcp->Base.Target,
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&sttcp->variants, &sttcp->tgsi);
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read_stream_out_from_cache(&blob_reader, &sttcp->tgsi);
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read_tgsi_from_cache(&blob_reader, &sttcp->tgsi.tokens);
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if (st->tcp == sttcp)
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st->dirty |= sttcp->affected_states;
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break;
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}
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case MESA_SHADER_TESS_EVAL: {
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struct st_common_program *sttep = st_common_program(glprog);
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st_release_basic_variants(st, sttep->Base.Target,
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&sttep->variants, &sttep->tgsi);
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read_stream_out_from_cache(&blob_reader, &sttep->tgsi);
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read_tgsi_from_cache(&blob_reader, &sttep->tgsi.tokens);
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if (st->tep == sttep)
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st->dirty |= sttep->affected_states;
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break;
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}
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case MESA_SHADER_GEOMETRY: {
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struct st_common_program *stgp = st_common_program(glprog);
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st_release_basic_variants(st, stgp->Base.Target, &stgp->variants,
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&stgp->tgsi);
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read_stream_out_from_cache(&blob_reader, &stgp->tgsi);
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read_tgsi_from_cache(&blob_reader, &stgp->tgsi.tokens);
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if (st->gp == stgp)
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st->dirty |= stgp->affected_states;
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break;
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}
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case MESA_SHADER_FRAGMENT: {
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struct st_fragment_program *stfp =
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(struct st_fragment_program *) glprog;
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|
||||
st_release_fp_variants(st, stfp);
|
||||
|
||||
read_tgsi_from_cache(&blob_reader, &stfp->tgsi.tokens);
|
||||
|
||||
if (st->fp == stfp)
|
||||
st->dirty |= stfp->affected_states;
|
||||
|
||||
break;
|
||||
}
|
||||
case MESA_SHADER_COMPUTE: {
|
||||
struct st_compute_program *stcp =
|
||||
(struct st_compute_program *) glprog;
|
||||
|
||||
st_release_cp_variants(st, stcp);
|
||||
|
||||
read_tgsi_from_cache(&blob_reader,
|
||||
(const struct tgsi_token**) &stcp->tgsi.prog);
|
||||
|
||||
stcp->tgsi.req_local_mem = stcp->Base.info.cs.shared_size;
|
||||
stcp->tgsi.req_private_mem = 0;
|
||||
stcp->tgsi.req_input_mem = 0;
|
||||
|
||||
if (st->cp == stcp)
|
||||
st->dirty |= stcp->affected_states;
|
||||
|
||||
break;
|
||||
}
|
||||
default:
|
||||
unreachable("Unsupported stage");
|
||||
}
|
||||
|
||||
/* Make sure we don't try to read more data than we wrote. This should
|
||||
* never happen in release builds but its useful to have this check to
|
||||
* catch development bugs.
|
||||
*/
|
||||
if (blob_reader.current != blob_reader.end || blob_reader.overrun) {
|
||||
assert(!"Invalid TGSI shader disk cache item!");
|
||||
|
||||
if (ctx->_Shader->Flags & GLSL_CACHE_INFO) {
|
||||
fprintf(stderr, "Error reading program from cache (invalid "
|
||||
"TGSI cache item)\n");
|
||||
}
|
||||
}
|
||||
|
||||
if (ctx->_Shader->Flags & GLSL_CACHE_INFO) {
|
||||
fprintf(stderr, "%s tgsi_tokens retrieved from cache\n",
|
||||
_mesa_shader_stage_to_string(i));
|
||||
}
|
||||
|
||||
st_set_prog_affected_state_flags(glprog);
|
||||
_mesa_associate_uniform_storage(ctx, prog, glprog, false);
|
||||
|
||||
/* Create Gallium shaders now instead of on demand. */
|
||||
if (ST_DEBUG & DEBUG_PRECOMPILE ||
|
||||
st->shader_has_one_variant[glprog->info.stage])
|
||||
st_precompile_shader_variant(st, glprog);
|
||||
|
||||
/* We don't need the cached blob anymore so free it */
|
||||
ralloc_free(glprog->driver_cache_blob);
|
||||
glprog->driver_cache_blob = NULL;
|
||||
glprog->driver_cache_blob_size = 0;
|
||||
}
|
||||
|
||||
return true;
|
||||
|
||||
fallback_recompile:
|
||||
free(buffer);
|
||||
|
||||
if (ctx->_Shader->Flags & GLSL_CACHE_INFO)
|
||||
fprintf(stderr, "TGSI cache falling back to recompile.\n");
|
||||
|
||||
for (unsigned i = 0; i < prog->NumShaders; i++) {
|
||||
_mesa_glsl_compile_shader(ctx, prog->Shaders[i], false, false, true);
|
||||
}
|
||||
|
||||
prog->data->skip_cache = true;
|
||||
_mesa_glsl_link_shader(ctx, prog);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue