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glsl: add basic support for resource list to shader cache

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This initially adds support for simple uniforms and varyings.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Timothy Arceri
2016-03-18 21:51:49 +11:00
committed by Timothy Arceri
parent 3c45d8f464
commit c4cff5f402
1 changed files with 121 additions and 0 deletions
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121
src/compiler/glsl/shader_cache.cpp
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@@ -415,6 +415,123 @@ read_hash_tables(struct blob_reader *metadata, struct gl_shader_program *prog)
read_hash_table(metadata, prog->FragDataIndexBindings);
}
static void
write_program_resource_data(struct blob *metadata,
struct gl_shader_program *prog,
struct gl_program_resource *res)
{
switch(res->Type) {
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT: {
const gl_shader_variable *var = (gl_shader_variable *)res->Data;
blob_write_bytes(metadata, var, sizeof(gl_shader_variable));
encode_type_to_blob(metadata, var->type);
if (var->interface_type)
encode_type_to_blob(metadata, var->interface_type);
if (var->outermost_struct_type)
encode_type_to_blob(metadata, var->outermost_struct_type);
blob_write_string(metadata, var->name);
break;
}
case GL_BUFFER_VARIABLE:
case GL_VERTEX_SUBROUTINE_UNIFORM:
case GL_GEOMETRY_SUBROUTINE_UNIFORM:
case GL_FRAGMENT_SUBROUTINE_UNIFORM:
case GL_COMPUTE_SUBROUTINE_UNIFORM:
case GL_TESS_CONTROL_SUBROUTINE_UNIFORM:
case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM:
case GL_UNIFORM:
for (unsigned i = 0; i < prog->data->NumUniformStorage; i++) {
if (strcmp(((gl_uniform_storage *)res->Data)->name,
prog->data->UniformStorage[i].name) == 0) {
blob_write_uint32(metadata, i);
break;
}
}
break;
default:
assert(!"Support for writing resource not yet implemented.");
}
}
static void
read_program_resource_data(struct blob_reader *metadata,
struct gl_shader_program *prog,
struct gl_program_resource *res)
{
switch(res->Type) {
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT: {
gl_shader_variable *var = ralloc(prog, struct gl_shader_variable);
blob_copy_bytes(metadata, (uint8_t *) var, sizeof(gl_shader_variable));
var->type = decode_type_from_blob(metadata);
if (var->interface_type)
var->interface_type = decode_type_from_blob(metadata);
if (var->outermost_struct_type)
var->outermost_struct_type = decode_type_from_blob(metadata);
var->name = ralloc_strdup(prog, blob_read_string(metadata));
res->Data = var;
break;
}
case GL_BUFFER_VARIABLE:
case GL_VERTEX_SUBROUTINE_UNIFORM:
case GL_GEOMETRY_SUBROUTINE_UNIFORM:
case GL_FRAGMENT_SUBROUTINE_UNIFORM:
case GL_COMPUTE_SUBROUTINE_UNIFORM:
case GL_TESS_CONTROL_SUBROUTINE_UNIFORM:
case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM:
case GL_UNIFORM:
res->Data = &prog->data->UniformStorage[blob_read_uint32(metadata)];
break;
default:
assert(!"Support for reading resource not yet implemented.");
}
}
static void
write_program_resource_list(struct blob *metadata,
struct gl_shader_program *prog)
{
blob_write_uint32(metadata, prog->data->NumProgramResourceList);
for (unsigned i = 0; i < prog->data->NumProgramResourceList; i++) {
blob_write_uint32(metadata, prog->data->ProgramResourceList[i].Type);
write_program_resource_data(metadata, prog,
&prog->data->ProgramResourceList[i]);
blob_write_bytes(metadata,
&prog->data->ProgramResourceList[i].StageReferences,
sizeof(prog->data->ProgramResourceList[i].StageReferences));
}
}
static void
read_program_resource_list(struct blob_reader *metadata,
struct gl_shader_program *prog)
{
prog->data->NumProgramResourceList = blob_read_uint32(metadata);
prog->data->ProgramResourceList =
ralloc_array(prog, gl_program_resource,
prog->data->NumProgramResourceList);
for (unsigned i = 0; i < prog->data->NumProgramResourceList; i++) {
prog->data->ProgramResourceList[i].Type = blob_read_uint32(metadata);
read_program_resource_data(metadata, prog,
&prog->data->ProgramResourceList[i]);
blob_copy_bytes(metadata,
(uint8_t *) &prog->data->ProgramResourceList[i].StageReferences,
sizeof(prog->data->ProgramResourceList[i].StageReferences));
}
}
static void
write_shader_parameters(struct blob *metadata,
struct gl_program_parameter_list *params)
@@ -576,6 +693,8 @@ shader_cache_write_program_metadata(struct gl_context *ctx,
write_uniform_remap_table(metadata, prog);
write_program_resource_list(metadata, prog);
char sha1_buf[41];
for (unsigned i = 0; i < prog->NumShaders; i++) {
disk_cache_put_key(cache, prog->Shaders[i]->sha1);
@@ -679,6 +798,8 @@ shader_cache_read_program_metadata(struct gl_context *ctx,
read_uniform_remap_table(&metadata, prog);
read_program_resource_list(&metadata, prog);
if (metadata.current != metadata.end || metadata.overrun) {
/* Something has gone wrong discard the item from the cache and rebuild
* from source.