1 files changed, 45 insertions, 0 deletions
diff --git a/src/glsl/ir_validate.cpp b/src/glsl/ir_validate.cpp
index 2a066c1a27..5b055f64d3 100644
--- a/src/glsl/ir_validate.cpp
+++ b/src/glsl/ir_validate.cpp
@@ -374,6 +374,51 @@ ir_validate::visit_leave(ir_expression *ir)
       assert(ir->operands[0]->type->is_vector());
       assert(ir->operands[0]->type == ir->operands[1]->type);
       break;
+
+   case ir_quadop_vector:
+      /* The vector operator collects some number of scalars and generates a
+       * vector from them.
+       *
+       *  - All of the operands must be scalar.
+       *  - Number of operands must matche the size of the resulting vector.
+       *  - Base type of the operands must match the base type of the result.
+       */
+      assert(ir->type->is_vector());
+      switch (ir->type->vector_elements) {
+      case 2:
+	 assert(ir->operands[0]->type->is_scalar());
+	 assert(ir->operands[0]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[1]->type->is_scalar());
+	 assert(ir->operands[1]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[2] == NULL);
+	 assert(ir->operands[3] == NULL);
+	 break;
+      case 3:
+	 assert(ir->operands[0]->type->is_scalar());
+	 assert(ir->operands[0]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[1]->type->is_scalar());
+	 assert(ir->operands[1]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[2]->type->is_scalar());
+	 assert(ir->operands[2]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[3] == NULL);
+	 break;
+      case 4:
+	 assert(ir->operands[0]->type->is_scalar());
+	 assert(ir->operands[0]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[1]->type->is_scalar());
+	 assert(ir->operands[1]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[2]->type->is_scalar());
+	 assert(ir->operands[2]->type->base_type == ir->type->base_type);
+	 assert(ir->operands[3]->type->is_scalar());
+	 assert(ir->operands[3]->type->base_type == ir->type->base_type);
+	 break;
+      default:
+	 /* The is_vector assertion above should prevent execution from ever
+	  * getting here.
+	  */
+	 assert(!"Should not get here.");
+	 break;
+      }
    }
 
    return visit_continue;