diff options
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 130a16b..dfa301d 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -815,16 +815,15 @@ update_alias_info_with_stack_vars (void) if (decls_to_partitions) { unsigned i; + tree name; hash_set<bitmap> visited; bitmap temp = BITMAP_ALLOC (&stack_var_bitmap_obstack); - for (i = 1; i < num_ssa_names; i++) + FOR_EACH_SSA_NAME (i, name, cfun) { - tree name = ssa_name (i); struct ptr_info_def *pi; - if (name - && POINTER_TYPE_P (TREE_TYPE (name)) + if (POINTER_TYPE_P (TREE_TYPE (name)) && ((pi = SSA_NAME_PTR_INFO (name)) != NULL)) add_partitioned_vars_to_ptset (&pi->pt, decls_to_partitions, &visited, temp); @@ -6270,16 +6269,15 @@ pass_expand::execute (function *fun) /* Now propagate the RTL assignment of each partition to the underlying var of each SSA_NAME. */ - for (i = 1; i < num_ssa_names; i++) - { - tree name = ssa_name (i); + tree name; - if (!name - /* We might have generated new SSA names in - update_alias_info_with_stack_vars. They will have a NULL - defining statements, and won't be part of the partitioning, - so ignore those. */ - || !SSA_NAME_DEF_STMT (name)) + FOR_EACH_SSA_NAME (i, name, cfun) + { + /* We might have generated new SSA names in + update_alias_info_with_stack_vars. They will have a NULL + defining statements, and won't be part of the partitioning, + so ignore those. */ + if (!SSA_NAME_DEF_STMT (name)) continue; adjust_one_expanded_partition_var (name); @@ -6288,17 +6286,15 @@ pass_expand::execute (function *fun) /* Clean up RTL of variables that straddle across multiple partitions, and check that the rtl of any PARM_DECLs that are not cleaned up is that of their default defs. */ - for (i = 1; i < num_ssa_names; i++) + FOR_EACH_SSA_NAME (i, name, cfun) { - tree name = ssa_name (i); int part; - if (!name - /* We might have generated new SSA names in - update_alias_info_with_stack_vars. They will have a NULL - defining statements, and won't be part of the partitioning, - so ignore those. */ - || !SSA_NAME_DEF_STMT (name)) + /* We might have generated new SSA names in + update_alias_info_with_stack_vars. They will have a NULL + defining statements, and won't be part of the partitioning, + so ignore those. */ + if (!SSA_NAME_DEF_STMT (name)) continue; part = var_to_partition (SA.map, name); if (part == NO_PARTITION) |