[Mesa-dev] [PATCH v2 14/32] glsl/shader_cache: Save and restore serialized nir in gl_program

Jordan Justen jordan.l.justen at intel.com
Thu Oct 19 05:32:02 UTC 2017


Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
---
 src/compiler/glsl/shader_cache.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/compiler/glsl/shader_cache.cpp b/src/compiler/glsl/shader_cache.cpp
index ca90cfde35..f43bd6b17e 100644
--- a/src/compiler/glsl/shader_cache.cpp
+++ b/src/compiler/glsl/shader_cache.cpp
@@ -1062,6 +1062,14 @@ write_shader_metadata(struct blob *metadata, gl_linked_shader *shader)
    }
 
    write_shader_parameters(metadata, glprog->Parameters);
+
+   assert((glprog->serialized_nir == NULL) ==
+          (glprog->serialized_nir_size == 0));
+   blob_write_uint32(metadata, (uint32_t)glprog->serialized_nir_size);
+   if (glprog->serialized_nir_size > 0) {
+      blob_write_bytes(metadata, glprog->serialized_nir,
+                       glprog->serialized_nir_size);
+   }
 }
 
 static void
@@ -1116,6 +1124,14 @@ read_shader_metadata(struct blob_reader *metadata,
 
    glprog->Parameters = _mesa_new_parameter_list();
    read_shader_parameters(metadata, glprog->Parameters);
+
+   glprog->serialized_nir_size = (size_t)blob_read_uint32(metadata);
+   if (glprog->serialized_nir_size > 0) {
+      glprog->serialized_nir =
+         (uint8_t*)ralloc_size(glprog, glprog->serialized_nir_size);
+      blob_copy_bytes(metadata, glprog->serialized_nir,
+                      glprog->serialized_nir_size);
+   }
 }
 
 static void
-- 
2.15.0.rc0



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