[Mesa-dev] [PATCH 13/40] glsl: add support for caching subroutines
Timothy Arceri
tarceri at itsqueeze.com
Tue Feb 7 03:42:17 UTC 2017
From: Timothy Arceri <timothy.arceri at collabora.com>
---
src/compiler/glsl/shader_cache.cpp | 107 +++++++++++++++++++++++++++++++++++++
1 file changed, 107 insertions(+)
diff --git a/src/compiler/glsl/shader_cache.cpp b/src/compiler/glsl/shader_cache.cpp
index 4c43fc3..7d651bc 100644
--- a/src/compiler/glsl/shader_cache.cpp
+++ b/src/compiler/glsl/shader_cache.cpp
@@ -208,6 +208,68 @@ decode_type_from_blob(struct blob_reader *blob)
}
static void
+write_subroutines(struct blob *metadata, struct gl_shader_program *prog)
+{
+ for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
+ struct gl_linked_shader *sh = prog->_LinkedShaders[i];
+ if (!sh)
+ continue;
+
+ struct gl_program *glprog = sh->Program;
+
+ blob_write_uint32(metadata, glprog->sh.NumSubroutineUniforms);
+ blob_write_uint32(metadata, glprog->sh.MaxSubroutineFunctionIndex);
+ blob_write_uint32(metadata, glprog->sh.NumSubroutineFunctions);
+ for (unsigned j = 0; j < glprog->sh.NumSubroutineFunctions; j++) {
+ int num_types = glprog->sh.SubroutineFunctions[j].num_compat_types;
+
+ blob_write_string(metadata, glprog->sh.SubroutineFunctions[j].name);
+ blob_write_uint32(metadata, glprog->sh.SubroutineFunctions[j].index);
+ blob_write_uint32(metadata, num_types);
+
+ for (int k = 0; k < num_types; k++) {
+ encode_type_to_blob(metadata,
+ glprog->sh.SubroutineFunctions[j].types[k]);
+ }
+ }
+ }
+}
+
+static void
+read_subroutines(struct blob_reader *metadata, struct gl_shader_program *prog)
+{
+ struct gl_subroutine_function *subs;
+
+ for (unsigned i = 0; i < MESA_SHADER_STAGES; i++) {
+ struct gl_linked_shader *sh = prog->_LinkedShaders[i];
+ if (!sh)
+ continue;
+
+ struct gl_program *glprog = sh->Program;
+
+ glprog->sh.NumSubroutineUniforms = blob_read_uint32(metadata);
+ glprog->sh.MaxSubroutineFunctionIndex = blob_read_uint32(metadata);
+ glprog->sh.NumSubroutineFunctions = blob_read_uint32(metadata);
+
+ subs = rzalloc_array(prog, struct gl_subroutine_function,
+ glprog->sh.NumSubroutineFunctions);
+ glprog->sh.SubroutineFunctions = subs;
+
+ for (unsigned j = 0; j < glprog->sh.NumSubroutineFunctions; j++) {
+ subs[j].name = ralloc_strdup(prog, blob_read_string (metadata));
+ subs[j].index = (int) blob_read_uint32(metadata);
+ subs[j].num_compat_types = (int) blob_read_uint32(metadata);
+
+ subs[j].types = rzalloc_array(prog, const struct glsl_type *,
+ subs[j].num_compat_types);
+ for (int k = 0; k < subs[j].num_compat_types; k++) {
+ subs[j].types[k] = decode_type_from_blob(metadata);
+ }
+ }
+ }
+}
+
+static void
write_xfb(struct blob *metadata, struct gl_shader_program *shProg)
{
struct gl_program *prog = shProg->last_vert_prog;
@@ -476,10 +538,28 @@ read_hash_tables(struct blob_reader *metadata, struct gl_shader_program *prog)
}
static void
+write_shader_subroutine_index(struct blob *metadata,
+ struct gl_linked_shader *sh,
+ struct gl_program_resource *res)
+{
+ assert(sh);
+
+ for (unsigned j = 0; j < sh->Program->sh.NumSubroutineFunctions; j++) {
+ if (strcmp(((gl_subroutine_function *)res->Data)->name,
+ sh->Program->sh.SubroutineFunctions[j].name) == 0) {
+ blob_write_uint32(metadata, j);
+ break;
+ }
+ }
+}
+
+static void
write_program_resource_data(struct blob *metadata,
struct gl_shader_program *prog,
struct gl_program_resource *res)
{
+ struct gl_linked_shader *sh;
+
switch(res->Type) {
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT: {
@@ -530,6 +610,16 @@ write_program_resource_data(struct blob *metadata,
}
}
break;
+ case GL_VERTEX_SUBROUTINE:
+ case GL_TESS_CONTROL_SUBROUTINE:
+ case GL_TESS_EVALUATION_SUBROUTINE:
+ case GL_GEOMETRY_SUBROUTINE:
+ case GL_FRAGMENT_SUBROUTINE:
+ case GL_COMPUTE_SUBROUTINE:
+ sh =
+ prog->_LinkedShaders[_mesa_shader_stage_from_subroutine(res->Type)];
+ write_shader_subroutine_index(metadata, sh, res);
+ break;
default:
assert(!"Support for writting resource not yet implemented.");
}
@@ -540,6 +630,8 @@ read_program_resource_data(struct blob_reader *metadata,
struct gl_shader_program *prog,
struct gl_program_resource *res)
{
+ struct gl_linked_shader *sh;
+
switch(res->Type) {
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT: {
@@ -577,6 +669,17 @@ read_program_resource_data(struct blob_reader *metadata,
res->Data = &prog->last_vert_prog->
sh.LinkedTransformFeedback->Varyings[blob_read_uint32(metadata)];
break;
+ case GL_VERTEX_SUBROUTINE:
+ case GL_TESS_CONTROL_SUBROUTINE:
+ case GL_TESS_EVALUATION_SUBROUTINE:
+ case GL_GEOMETRY_SUBROUTINE:
+ case GL_FRAGMENT_SUBROUTINE:
+ case GL_COMPUTE_SUBROUTINE:
+ sh =
+ prog->_LinkedShaders[_mesa_shader_stage_from_subroutine(res->Type)];
+ res->Data =
+ &sh->Program->sh.SubroutineFunctions[blob_read_uint32(metadata)];
+ break;
default:
assert(!"Support for reading resource not yet implemented.");
}
@@ -797,6 +900,8 @@ shader_cache_write_program_metadata(struct gl_context *ctx,
write_uniform_remap_table(metadata, prog);
+ write_subroutines(metadata, prog);
+
write_program_resource_list(metadata, prog);
char sha1_buf[41];
@@ -912,6 +1017,8 @@ shader_cache_read_program_metadata(struct gl_context *ctx,
read_uniform_remap_table(&metadata, prog);
+ read_subroutines(&metadata, prog);
+
read_program_resource_list(&metadata, prog);
if (metadata.current != metadata.end || metadata.overrun) {
--
2.9.3
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