diff options
Diffstat (limited to 'gcc/alias.c')
| -rw-r--r-- | gcc/alias.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gcc/alias.c b/gcc/alias.c index f1975cead5b..a56feae1170 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -74,7 +74,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA However, this is no actual entry for alias set zero. It is an error to attempt to explicitly construct a subset of zero. */ -typedef struct alias_set_entry +struct alias_set_entry GTY(()) { /* The alias set number, as stored in MEM_ALIAS_SET. */ HOST_WIDE_INT alias_set; @@ -86,12 +86,13 @@ typedef struct alias_set_entry continuing our example above, the children here will be all of `int', `double', `float', and `struct S'. */ - splay_tree children; + splay_tree GTY((param1_is (int), param2_is (int))) children; /* Nonzero if would have a child of zero: this effectively makes this alias set the same as alias set zero. */ int has_zero_child; -} *alias_set_entry; +}; +typedef struct alias_set_entry *alias_set_entry; static int rtx_equal_for_memref_p (rtx, rtx); static rtx find_symbolic_term (rtx); @@ -206,7 +207,7 @@ char *reg_known_equiv_p; static bool copying_arguments; /* The splay-tree used to store the various alias set entries. */ -varray_type alias_sets; +static GTY ((param_is (struct alias_set_entry))) varray_type alias_sets; /* Returns a pointer to the alias set entry for ALIAS_SET, if there is such an entry, or NULL otherwise. */ @@ -640,10 +641,10 @@ record_alias_subset (HOST_WIDE_INT superset, HOST_WIDE_INT subset) { /* Create an entry for the SUPERSET, so that we have a place to attach the SUBSET. */ - superset_entry = xmalloc (sizeof (struct alias_set_entry)); + superset_entry = ggc_alloc (sizeof (struct alias_set_entry)); superset_entry->alias_set = superset; superset_entry->children - = splay_tree_new (splay_tree_compare_ints, 0, 0); + = splay_tree_new_ggc (splay_tree_compare_ints); superset_entry->has_zero_child = 0; VARRAY_GENERIC_PTR (alias_sets, superset) = superset_entry; } |
