glsl: move to compiler/

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Acked-by: Matt Turner <mattst88@gmail.com>
Acked-by: Jose Fonseca <jfonseca@vmware.com>

1 files changed, 316 insertions, 0 deletions

diff --git a/src/compiler/glsl/ir_rvalue_visitor.cpp b/src/compiler/glsl/ir_rvalue_visitor.cpp
new file mode 100644
index 0000000..6ab6cf0
--- /dev/null
+++ b/src/compiler/glsl/ir_rvalue_visitor.cpp
@@ -0,0 +1,316 @@
+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file ir_rvalue_visitor.cpp
+ *
+ * Generic class to implement the common pattern we have of wanting to
+ * visit each ir_rvalue * and possibly change that node to a different
+ * class.
+ */
+
+#include "ir.h"
+#include "ir_visitor.h"
+#include "ir_rvalue_visitor.h"
+#include "compiler/glsl_types.h"
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_expression *ir)
+{
+   unsigned int operand;
+
+   for (operand = 0; operand < ir->get_num_operands(); operand++) {
+      handle_rvalue(&ir->operands[operand]);
+   }
+
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
+{
+   handle_rvalue(&ir->coordinate);
+   handle_rvalue(&ir->projector);
+   handle_rvalue(&ir->shadow_comparitor);
+   handle_rvalue(&ir->offset);
+
+   switch (ir->op) {
+   case ir_tex:
+   case ir_lod:
+   case ir_query_levels:
+   case ir_texture_samples:
+   case ir_samples_identical:
+      break;
+   case ir_txb:
+      handle_rvalue(&ir->lod_info.bias);
+      break;
+   case ir_txf:
+   case ir_txl:
+   case ir_txs:
+      handle_rvalue(&ir->lod_info.lod);
+      break;
+   case ir_txf_ms:
+      handle_rvalue(&ir->lod_info.sample_index);
+      break;
+   case ir_txd:
+      handle_rvalue(&ir->lod_info.grad.dPdx);
+      handle_rvalue(&ir->lod_info.grad.dPdy);
+      break;
+   case ir_tg4:
+      handle_rvalue(&ir->lod_info.component);
+      break;
+   }
+
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_swizzle *ir)
+{
+   handle_rvalue(&ir->val);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_dereference_array *ir)
+{
+   /* The array index is not the target of the assignment, so clear the
+    * 'in_assignee' flag.  Restore it after returning from the array index.
+    */
+   const bool was_in_assignee = this->in_assignee;
+   this->in_assignee = false;
+   handle_rvalue(&ir->array_index);
+   this->in_assignee = was_in_assignee;
+
+   handle_rvalue(&ir->array);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_dereference_record *ir)
+{
+   handle_rvalue(&ir->record);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_assignment *ir)
+{
+   handle_rvalue(&ir->rhs);
+   handle_rvalue(&ir->condition);
+
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_call *ir)
+{
+   foreach_in_list_safe(ir_rvalue, param, &ir->actual_parameters) {
+      ir_rvalue *new_param = param;
+      handle_rvalue(&new_param);
+
+      if (new_param != param) {
+	 param->replace_with(new_param);
+      }
+   }
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_discard *ir)
+{
+   handle_rvalue(&ir->condition);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_return *ir)
+{
+   handle_rvalue(&ir->value);;
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_if *ir)
+{
+   handle_rvalue(&ir->condition);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_emit_vertex *ir)
+{
+   handle_rvalue(&ir->stream);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_base_visitor::rvalue_visit(ir_end_primitive *ir)
+{
+   handle_rvalue(&ir->stream);
+   return visit_continue;
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_expression *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_texture *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_swizzle *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_dereference_array *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_dereference_record *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_assignment *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_call *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_discard *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_return *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_if *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_emit_vertex *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_visitor::visit_leave(ir_end_primitive *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_expression *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_texture *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_swizzle *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_dereference_array *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_dereference_record *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_assignment *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_call *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_discard *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_return *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_if *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_emit_vertex *ir)
+{
+   return rvalue_visit(ir);
+}
+
+ir_visitor_status
+ir_rvalue_enter_visitor::visit_enter(ir_end_primitive *ir)
+{
+   return rvalue_visit(ir);
+}