2 files changed, 24 insertions, 0 deletions
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 36d98eeef87..8d81aa1592c 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2185,6 +2185,11 @@ struct gl_fragment_program
 struct gl_compute_program
 {
    struct gl_program Base;   /**< base class */
+
+   /**
+    * Size specified using local_size_{x,y,z}.
+    */
+   unsigned LocalSize[3];
 };
 
 
@@ -2646,6 +2651,18 @@ struct gl_shader_program
                                          0 if not present. */
    } Vert;
 
+   /**
+    * Compute shader state - copied into gl_compute_program by
+    * _mesa_copy_linked_program_data().
+    */
+   struct {
+      /**
+       * If this shader contains a compute stage, size specified using
+       * local_size_{x,y,z}.  Otherwise undefined.
+       */
+      unsigned LocalSize[3];
+   } Comp;
+
    /* post-link info: */
    unsigned NumUserUniformStorage;
    struct gl_uniform_storage *UniformStorage;
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 987c48aff34..571e13ca9b9 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -1846,6 +1846,13 @@ _mesa_copy_linked_program_data(gl_shader_stage type,
       dst_gp->UsesEndPrimitive = src->Geom.UsesEndPrimitive;
    }
       break;
+   case MESA_SHADER_COMPUTE: {
+      struct gl_compute_program *dst_cp = (struct gl_compute_program *) dst;
+      int i;
+      for (i = 0; i < 3; i++)
+         dst_cp->LocalSize[i] = src->Comp.LocalSize[i];
+   }
+      break;
    default:
       break;
    }