Fixed register allocation for fp != sp

[libfirm] / ir / be / bechordal_t.h

diff --git a/ir/be/bechordal_t.h b/ir/be/bechordal_t.h
index bec2ead..206c5ac 100644 (file)
--- a/ir/be/bechordal_t.h
+++ b/ir/be/bechordal_t.h
@@ -54,7 +54,6 @@ typedef struct _border_t {
 struct _be_chordal_env_t {
        struct obstack obst;              /**< An obstack for temporary storage. */
        be_ra_chordal_opts_t *opts;       /**< A pointer to the chordal ra options. */
-       firm_dbg_module_t *dbg;           /**< Debug module for the chordal register allocator. */
        const be_irg_t *birg;             /**< Back-end IRG session. */
        dom_front_info_t *dom_front;      /**< Dominance frontiers. */
        ir_graph *irg;                    /**< The graph under examination. */
@@ -62,6 +61,7 @@ struct _be_chordal_env_t {
        pmap *border_heads;               /**< Maps blocks to border heads. */
        be_ifg_t *ifg;                    /**< The interference graph. */
        void *data;                       /**< Some pointer, to which different phases can attach data to. */
+       DEBUG_ONLY(firm_dbg_module_t *dbg;) /**< Debug module for the chordal register allocator. */
 };
 
 static INLINE struct list_head *_get_block_border_head(const be_chordal_env_t *inf, ir_node *bl) {
@@ -81,6 +81,12 @@ int nodes_interfere(const be_chordal_env_t *env, const ir_node *a, const ir_node
 
 void be_ra_chordal_color(be_chordal_env_t *chordal_env);
 
+/**
+ * Check a register allocation obtained with the chordal register allocator.
+ * @param chordal_env The chordal environment.
+ */
+void be_ra_chordal_check(be_chordal_env_t *chordal_env);
+
 enum {
        /* spill method */
        BE_CH_SPILL_BELADY    = 1,
@@ -106,9 +112,10 @@ enum {
        BE_CH_IFG_STD         = 1,
        BE_CH_IFG_FAST        = 2,
 
-       /* lower perm method */
-       BE_CH_LOWER_PERM_SWAP = 1,
-       BE_CH_LOWER_PERM_COPY = 2
+       /* lower perm options */
+       BE_CH_LOWER_PERM_SWAP   = (1 << 0),
+       BE_CH_LOWER_PERM_COPY   = (1 << 1),
+       BE_CH_LOWER_PERM_STAT   = (1 << 2)
 };
 
 struct _be_ra_chordal_opts_t {
@@ -116,7 +123,7 @@ struct _be_ra_chordal_opts_t {
        int spill_method;
        int copymin_method;
        int ifg_flavor;
-       int lower_perm_method;
+       int lower_perm_opt;
 
        char ilp_server[128];
        char ilp_solver[128];