Mesa (master): mesa: ir_to_mesa support for system values

[Brian Paul]

Module: Mesa
Branch: master
Commit: 691048a22acf930e263711cf206e792a1b52f342
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=691048a22acf930e263711cf206e792a1b52f342

Author: Brian Paul <brianp at vmware.com>
Date:   Wed Dec  8 18:25:58 2010 -0700

mesa: ir_to_mesa support for system values

---

 src/mesa/program/ir_to_mesa.cpp |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index 8f75c82..a5b17bb 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -1460,6 +1460,7 @@ ir_to_mesa_visitor::visit(ir_dereference_variable *ir)
       case ir_var_in:
       case ir_var_out:
       case ir_var_inout:
+      case ir_var_system_value:
 	 /* The linker assigns locations for varyings and attributes,
 	  * including deprecated builtins (like gl_Color), user-assign
 	  * generic attributes (glBindVertexLocation), and
@@ -1482,6 +1483,10 @@ ir_to_mesa_visitor::visit(ir_dereference_variable *ir)
 				   ir->var->type->gl_type,
 				   ir->var->location - VERT_ATTRIB_GENERIC0);
 	    }
+         } else if (ir->var->mode == ir_var_system_value) {
+	    entry = new(mem_ctx) variable_storage(ir->var,
+						  PROGRAM_SYSTEM_VALUE,
+						  ir->var->location);
 	 } else {
 	    entry = new(mem_ctx) variable_storage(ir->var,
 						  PROGRAM_OUTPUT,