glsl: Rename various ir_* files to lower_* and opt_*.

This helps distinguish between lowering passes, optimization passes, and
other compiler code.

1 files changed, 0 insertions, 157 deletions

diff --git a/src/glsl/ir_vec_index_to_swizzle.cpp b/src/glsl/ir_vec_index_to_swizzle.cpp
deleted file mode 100644
index 969dc8f94a..0000000000
--- a/src/glsl/ir_vec_index_to_swizzle.cpp
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * 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_vec_index_to_swizzle.cpp
- *
- * Turns constant indexing into vector types to swizzles.  This will
- * let other swizzle-aware optimization passes catch these constructs,
- * and codegen backends not have to worry about this case.
- */
-
-#include "ir.h"
-#include "ir_visitor.h"
-#include "ir_optimization.h"
-#include "glsl_types.h"
-
-/**
- * Visitor class for replacing expressions with ir_constant values.
- */
-
-class ir_vec_index_to_swizzle_visitor : public ir_hierarchical_visitor {
-public:
-   ir_vec_index_to_swizzle_visitor()
-   {
-      progress = false;
-   }
-
-   ir_rvalue *convert_vec_index_to_swizzle(ir_rvalue *val);
-
-   virtual ir_visitor_status visit_enter(ir_expression *);
-   virtual ir_visitor_status visit_enter(ir_swizzle *);
-   virtual ir_visitor_status visit_enter(ir_assignment *);
-   virtual ir_visitor_status visit_enter(ir_return *);
-   virtual ir_visitor_status visit_enter(ir_call *);
-   virtual ir_visitor_status visit_enter(ir_if *);
-
-   bool progress;
-};
-
-ir_rvalue *
-ir_vec_index_to_swizzle_visitor::convert_vec_index_to_swizzle(ir_rvalue *ir)
-{
-   ir_dereference_array *deref = ir->as_dereference_array();
-   ir_constant *ir_constant;
-
-   if (!deref)
-      return ir;
-
-   if (deref->array->type->is_matrix() || deref->array->type->is_array())
-      return ir;
-
-   assert(deref->array_index->type->base_type == GLSL_TYPE_INT);
-   ir_constant = deref->array_index->constant_expression_value();
-   if (!ir_constant)
-      return ir;
-
-   void *ctx = talloc_parent(ir);
-   this->progress = true;
-   return new(ctx) ir_swizzle(deref->array,
-			      ir_constant->value.i[0], 0, 0, 0, 1);
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_expression *ir)
-{
-   unsigned int i;
-
-   for (i = 0; i < ir->get_num_operands(); i++) {
-      ir->operands[i] = convert_vec_index_to_swizzle(ir->operands[i]);
-   }
-
-   return visit_continue;
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_swizzle *ir)
-{
-   /* Can't be hit from normal GLSL, since you can't swizzle a scalar (which
-    * the result of indexing a vector is.  But maybe at some point we'll end up
-    * using swizzling of scalars for vector construction.
-    */
-   ir->val = convert_vec_index_to_swizzle(ir->val);
-
-   return visit_continue;
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_assignment *ir)
-{
-   ir->set_lhs(convert_vec_index_to_swizzle(ir->lhs));
-   ir->rhs = convert_vec_index_to_swizzle(ir->rhs);
-
-   return visit_continue;
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_call *ir)
-{
-   foreach_iter(exec_list_iterator, iter, *ir) {
-      ir_rvalue *param = (ir_rvalue *)iter.get();
-      ir_rvalue *new_param = convert_vec_index_to_swizzle(param);
-
-      if (new_param != param) {
-	 param->replace_with(new_param);
-      }
-   }
-
-   return visit_continue;
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_return *ir)
-{
-   if (ir->value) {
-      ir->value = convert_vec_index_to_swizzle(ir->value);
-   }
-
-   return visit_continue;
-}
-
-ir_visitor_status
-ir_vec_index_to_swizzle_visitor::visit_enter(ir_if *ir)
-{
-   ir->condition = convert_vec_index_to_swizzle(ir->condition);
-
-   return visit_continue;
-}
-
-bool
-do_vec_index_to_swizzle(exec_list *instructions)
-{
-   ir_vec_index_to_swizzle_visitor v;
-
-   v.run(instructions);
-
-   return v.progress;
-}