From: Daniel Grund <grund@cs.uni-saarland.de>
Date: Thu, 23 Mar 2006 12:39:29 +0000 (+0000)
Subject: Comments
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=3c252020fbc3e3fbf991d204b5d8558d48b998e3;p=libfirm

Comments
---

diff --git a/ir/be/becopyilp1.c b/ir/be/becopyilp1.c
index 5dae7a6f6..ba7f15a09 100644
--- a/ir/be/becopyilp1.c
+++ b/ir/be/becopyilp1.c
@@ -6,10 +6,7 @@
  * CVS-ID:      $Id$
  *
  * ILP formalization using:
- *  - 2 classes of vars: Nodes- and optimality variables.
- *  - Clique constraints
- *  - Path constraints
- *  - Clique path constraints
+ *   ????
  */
 
 #ifdef HAVE_CONFIG_H
@@ -23,13 +20,12 @@
 #define DEBUG_LVL 1
 
 typedef struct _my_env_t {
-	int foo;
+	int dummy;
 } my_env_t;
 
 
 static void ilp1_build(ilp_env_t *ienv) {
 	ienv->lp = new_lpp(ienv->co->name, lpp_minimize);
-
 }
 
 static void ilp1_apply(ilp_env_t *ienv) {
diff --git a/ir/be/becopyopt.h b/ir/be/becopyopt.h
index 988df82da..d13c36770 100644
--- a/ir/be/becopyopt.h
+++ b/ir/be/becopyopt.h
@@ -76,18 +76,21 @@ void co_free_ou_structure(copy_opt_t *co);
 
 /**
  * Solves the problem using a heuristic approach
+ * Uses the OU data structure
  */
 int co_solve_heuristic(copy_opt_t *co);
 
 /**
  * Returns the maximal costs possible, i.e. the costs if all
  * pairs would be assigned different registers.
+ * Uses the OU data structure
  */
 int co_get_max_copy_costs(const copy_opt_t *co);
 
 /**
  * Returns the inevitable costs, i.e. the costs of
  * all copy pairs which interfere.
+ * Uses the OU data structure
  */
 int co_get_inevit_copy_costs(const copy_opt_t *co);
 
@@ -95,6 +98,7 @@ int co_get_inevit_copy_costs(const copy_opt_t *co);
  * Returns the current costs the copies are causing.
  * The result includes inevitable costs and the costs
  * of the copies regarding the current register allocation
+ * Uses the OU data structure
  */
 int co_get_copy_costs(const copy_opt_t *co);
 
@@ -102,6 +106,7 @@ int co_get_copy_costs(const copy_opt_t *co);
  * Returns a lower bound for the costs of copies in this ou.
  * The result includes inevitable costs and the costs of a
  * minimal costs caused by the nodes of the ou.
+ * Uses the OU data structure
  */
 int co_get_lower_bound(const copy_opt_t *co);
 
@@ -123,18 +128,20 @@ void co_free_graph_structure(copy_opt_t *co);
 /**
  * Solves the problem using mixed integer programming
  * @returns 1 iff solution state was optimal
+ * NYI
  */
 int co_solve_ilp1(copy_opt_t *co, double time_limit);
 
 /**
  * Solves the problem using mixed integer programming
  * @returns 1 iff solution state was optimal
+ * Uses the OU and the GRAPH data structure
  */
 int co_solve_ilp2(copy_opt_t *co, double time_limit);
 
 /**
  * Checks if a node is optimizable, viz. has somthing to do with coalescing.
- * Uses the graph representation
+ * Uses the GRAPH data structure
  */
 int co_gs_is_optimizable(copy_opt_t *co, ir_node *irn);