/**
- * Internal datastructures for the chordal register allocator.
+ * Internal data structures for the chordal register allocator.
* @author Sebastian Hack
* @date 25.1.2005
*/
#include "bearch.h"
#include "bechordal.h"
#include "beirgmod.h"
+#include "belive.h"
+#include "beirg.h"
typedef struct _be_ra_chordal_opts_t be_ra_chordal_opts_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. */
- const be_irg_t *birg; /**< Back-end IRG session. */
- dom_front_info_t *dom_front; /**< Dominance frontiers. */
+ be_irg_t *birg; /**< Back-end IRG session. */
ir_graph *irg; /**< The graph under examination. */
const arch_register_class_t *cls; /**< The current register class. */
- exec_freq_t *exec_freq; /**< Adam's execution frequencies. */
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. */
bitset_t *ignore_colors; /**< A set of colors which shall be ignored in register allocation. */
DEBUG_ONLY(firm_dbg_module_t *dbg;) /**< Debug module for the chordal register allocator. */
};
#define chordal_has_class(chordal_env, irn) \
arch_irn_consider_in_reg_alloc(chordal_env->birg->main_env->arch_env, chordal_env->cls, irn)
-int nodes_interfere(const be_chordal_env_t *env, const ir_node *a, const ir_node *b);
-
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,
- BE_CH_SPILL_MORGAN = 2,
- BE_CH_SPILL_ILP = 3,
- BE_CH_SPILL_REMAT = 4,
- BE_CH_SPILL_APPEL = 5,
-
/* Dump flags */
BE_CH_DUMP_NONE = (1 << 0),
BE_CH_DUMP_SPILL = (1 << 1),
BE_CH_DUMP_SSADESTR = (1 << 5),
BE_CH_DUMP_TREE_INTV = (1 << 6),
BE_CH_DUMP_CONSTR = (1 << 7),
- BE_CH_DUMP_LOWER = (1 << 8),
- BE_CH_DUMP_ALL = 2 * BE_CH_DUMP_LOWER - 1,
-
- /* copymin method */
- BE_CH_COPYMIN_NONE = 0,
- BE_CH_COPYMIN_HEUR1 = 1,
- BE_CH_COPYMIN_HEUR2 = 2,
- BE_CH_COPYMIN_STAT = 3,
- BE_CH_COPYMIN_ILP1 = 4,
- BE_CH_COPYMIN_ILP2 = 5,
- BE_CH_COPYMIN_PARK_MOON = 6,
-
- /* ifg flavor */
- BE_CH_IFG_STD = 1,
- BE_CH_IFG_FAST = 2,
- BE_CH_IFG_CLIQUE = 3,
- BE_CH_IFG_POINTER = 4,
- BE_CH_IFG_LIST = 5,
- BE_CH_IFG_CHECK = 6,
+ BE_CH_DUMP_SPILLSLOTS = (1 << 8),
+ BE_CH_DUMP_LOWER = (1 << 9),
+ BE_CH_DUMP_APPEL = (1 << 10),
+ BE_CH_DUMP_ALL = 2 * BE_CH_DUMP_APPEL - 1,
/* lower perm options */
BE_CH_LOWER_PERM_SWAP = 1,
struct _be_ra_chordal_opts_t {
int dump_flags;
- int spill_method;
- int copymin_method;
- int ifg_flavor;
int lower_perm_opt;
int vrfy_option;
char ilp_solver[128];
};
-/**
- * Open a file whose name is composed from the graph's name and the current register class.
- * @note The name of the file will be prefix(ifg_name)_(reg_class_name).suffix
- * @param prefix The file name's prefix.
- * @param suffix The file name's ending (the . is inserted automatically).
- * @return A text file opened for writing.
- */
-FILE *be_chordal_open(const be_chordal_env_t *env, const char *prefix, const char *suffix);
+void be_pre_spill_prepare_constr(be_chordal_env_t *cenv);
#endif /* _BECHORDAL_T_H */