diff options
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_disk_cache.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_disk_cache.c b/src/mesa/drivers/dri/i965/brw_disk_cache.c index f05ef853bfc..73202d571f9 100644 --- a/src/mesa/drivers/dri/i965/brw_disk_cache.c +++ b/src/mesa/drivers/dri/i965/brw_disk_cache.c @@ -24,6 +24,7 @@ #include "compiler/blob.h" #include "compiler/glsl/ir_uniform.h" #include "compiler/glsl/shader_cache.h" +#include "compiler/nir/nir_serialize.h" #include "main/mtypes.h" #include "util/disk_cache.h" #include "util/macros.h" @@ -59,6 +60,27 @@ gen_shader_sha1(struct brw_context *brw, struct gl_program *prog, } static void +restore_serialized_nir_shader(struct brw_context *brw, struct gl_program *prog, + gl_shader_stage stage) +{ + prog->program_written_to_cache = false; + if (brw->ctx._Shader->Flags & GLSL_CACHE_INFO) { + fprintf(stderr, "falling back to nir %s.\n", + _mesa_shader_stage_to_abbrev(prog->info.stage)); + } + + if (!prog->nir) { + assert(prog->driver_cache_blob && prog->driver_cache_blob_size > 0); + const struct nir_shader_compiler_options *options = + brw->ctx.Const.ShaderCompilerOptions[stage].NirOptions; + struct blob_reader reader; + blob_reader_init(&reader, prog->driver_cache_blob, + prog->driver_cache_blob_size); + prog->nir = nir_deserialize(NULL, options, &reader); + } +} + +static void write_blob_program_data(struct blob *binary, gl_shader_stage stage, const void *program, struct brw_stage_prog_data *prog_data) @@ -258,6 +280,9 @@ brw_disk_cache_upload_program(struct brw_context *brw, gl_shader_stage stage) prog->sh.LinkedTransformFeedback->api_enabled) return false; + if (brw->ctx._Shader->Flags & GLSL_CACHE_FALLBACK) + goto fail; + if (prog->sh.data->LinkStatus != linking_skipped) goto fail; @@ -271,7 +296,7 @@ brw_disk_cache_upload_program(struct brw_context *brw, gl_shader_stage stage) return true; fail: - /*FIXME: Fall back and compile from source here. */ + restore_serialized_nir_shader(brw, prog, stage); return false; } |