diff options
Diffstat (limited to 'gcc/tree-ssa-live.h')
| -rw-r--r-- | gcc/tree-ssa-live.h | 139 |
1 files changed, 3 insertions, 136 deletions
diff --git a/gcc/tree-ssa-live.h b/gcc/tree-ssa-live.h index 17ada27bda7..625e833770c 100644 --- a/gcc/tree-ssa-live.h +++ b/gcc/tree-ssa-live.h @@ -44,9 +44,6 @@ typedef struct _var_map /* Original partition size. */ unsigned int partition_size; - - /* Reference count, if required. */ - int *ref_count; } *var_map; #define VAR_ANN_PARTITION(ann) (ann->partition) @@ -74,11 +71,9 @@ static inline tree var_to_partition_to_var (var_map, tree); static inline tree partition_to_var (var_map, int); static inline int var_to_partition (var_map, tree); static inline tree version_to_var (var_map, int); -static inline int version_ref_count (var_map, tree); -static inline void register_ssa_partition (var_map, tree, bool); +static inline void register_ssa_partition (var_map, tree); -#define SSA_VAR_MAP_REF_COUNT 0x01 -extern var_map create_ssa_var_map (int); +extern var_map create_ssa_var_map (void); /* Number of partitions in MAP. */ @@ -89,17 +84,6 @@ num_var_partitions (var_map map) } -/* Return the reference count for SSA_VAR's partition in MAP. */ - -static inline int -version_ref_count (var_map map, tree ssa_var) -{ - int version = SSA_NAME_VERSION (ssa_var); - gcc_assert (map->ref_count); - return map->ref_count[version]; -} - - /* Given partition index I from MAP, return the variable which represents that partition. */ @@ -176,7 +160,7 @@ var_to_partition_to_var (var_map map, tree var) later. */ static inline void -register_ssa_partition (var_map map, tree ssa_var, bool is_use) +register_ssa_partition (var_map map, tree ssa_var) { int version; @@ -185,9 +169,6 @@ register_ssa_partition (var_map map, tree ssa_var, bool is_use) #endif version = SSA_NAME_VERSION (ssa_var); - if (is_use && map->ref_count) - map->ref_count[version]++; - if (map->partition_to_var[version] == NULL_TREE) map->partition_to_var[SSA_NAME_VERSION (ssa_var)] = ssa_var; } @@ -551,120 +532,6 @@ root_var_decompact (root_var_p rv) } -/* A TYPE_VAR object is similar to a root_var object, except this associates - partitions with their type rather than their root variable. This is used to - coalesce memory locations based on type. */ - -typedef tpa_p type_var_p; - -static inline tree type_var (type_var_p, int); -static inline int type_var_first_partition (type_var_p, int); -static inline int type_var_next_partition (type_var_p, int); -static inline int type_var_num (type_var_p); -static inline void type_var_dump (FILE *, type_var_p); -static inline void type_var_remove_partition (type_var_p, int, int); -static inline void type_var_delete (type_var_p); -static inline int type_var_find (type_var_p, int); -static inline int type_var_compact (type_var_p); -static inline void type_var_decompact (type_var_p); - -extern type_var_p type_var_init (var_map); - -/* Value returned when there is no partitions associated with a list. */ -#define TYPE_VAR_NONE TPA_NONE - - -/* Return the number of distinct type lists in TV. */ - -static inline int -type_var_num (type_var_p tv) -{ - return tpa_num_trees (tv); -} - - -/* Return the type of list I in TV. */ - -static inline tree -type_var (type_var_p tv, int i) -{ - return tpa_tree (tv, i); -} - - -/* Return the first partition belonging to type list I in TV. */ - -static inline int -type_var_first_partition (type_var_p tv, int i) -{ - return tpa_first_partition (tv, i); -} - - -/* Return the next partition after partition I in a type list within TV. */ - -static inline int -type_var_next_partition (type_var_p tv, int i) -{ - return tpa_next_partition (tv, i); -} - - -/* Send debug info for type_var object TV to file F. */ - -static inline void -type_var_dump (FILE *f, type_var_p tv) -{ - fprintf (f, "\nType Var dump\n"); - tpa_dump (f, tv); - fprintf (f, "\n"); -} - - -/* Delete type_var object TV. */ - -static inline void -type_var_delete (type_var_p tv) -{ - tpa_delete (tv); -} - - -/* Remove partition PARTITION_INDEX from type list TYPE_INDEX in TV. */ - -static inline void -type_var_remove_partition (type_var_p tv, int type_index, int partition_index) -{ - tpa_remove_partition (tv, type_index, partition_index); -} - - -/* Return the type index in TV for the list partition I is in. */ - -static inline int -type_var_find (type_var_p tv, int i) -{ - return tpa_find_tree (tv, i); -} - - -/* Hide single element lists in TV. */ - -static inline int -type_var_compact (type_var_p tv) -{ - return tpa_compact (tv); -} - - -/* Expose single element lists in TV. */ - -static inline void -type_var_decompact (type_var_p tv) -{ - tpa_decompact (tv); -} - /* This set of routines implements a coalesce_list. This is an object which is used to track pairs of partitions which are desirable to coalesce together at some point. Costs are associated with each pair, and when |