Allow initializers for uniforms

diff --git a/ast_to_hir.cpp b/ast_to_hir.cpp
index 1c0b98b..3414da0 100644 (file)
--- a/ast_to_hir.cpp
+++ b/ast_to_hir.cpp
@@ -1758,15 +1758,17 @@ ast_declarator_list::hir(exec_list *instructions,
         ir_dereference *const lhs = new ir_dereference_variable(var);
         ir_rvalue *rhs = decl->initializer->hir(instructions, state);
 
-        /* Calculate the constant value if this is a const
+        /* Calculate the constant value if this is a const or uniform
          * declaration.
          */
-        if (this->type->qualifier.constant) {
+        if (this->type->qualifier.constant || this->type->qualifier.uniform) {
            ir_constant *constant_value = rhs->constant_expression_value();
            if (!constant_value) {
               _mesa_glsl_error(& initializer_loc, state,
-                               "initializer of const variable `%s' must be a "
+                               "initializer of %s variable `%s' must be a "
                                "constant expression",
+                               (this->type->qualifier.constant)
+                               ? "const" : "uniform",
                                decl->identifier);
            } else {
               rhs = constant_value;
@@ -1778,8 +1780,12 @@ ast_declarator_list::hir(exec_list *instructions,
            bool temp = var->read_only;
            if (this->type->qualifier.constant)
               var->read_only = false;
-           result = do_assignment(instructions, state, lhs, rhs,
-                                  this->get_location());
+
+           /* Never emit code to initialize a uniform.
+            */
+           if (!this->type->qualifier.uniform)
+              result = do_assignment(instructions, state, lhs, rhs,
+                                     this->get_location());
            var->read_only = temp;
         }
       }