diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 27 |
1 files changed, 6 insertions, 21 deletions
@@ -1071,19 +1071,13 @@ make_node (code) } t = (tree) obstack_alloc (obstack, length); + bzero (t, length); #ifdef GATHER_STATISTICS tree_node_counts[(int)kind]++; tree_node_sizes[(int)kind] += length; #endif - /* Clear a word at a time. */ - for (i = (length / sizeof (int)) - 1; i >= 0; i--) - ((int *) t)[i] = 0; - /* Clear any extra bytes. */ - for (i = length / sizeof (int) * sizeof (int); i < length; i++) - ((char *) t)[i] = 0; - TREE_SET_CODE (t, code); if (obstack == &permanent_obstack) TREE_PERMANENT (t) = 1; @@ -1189,12 +1183,7 @@ copy_node (node) } t = (tree) obstack_alloc (current_obstack, length); - - for (i = (length / sizeof (int)) - 1; i >= 0; i--) - ((int *) t)[i] = ((int *) node)[i]; - /* Clear any extra bytes. */ - for (i = length / sizeof (int) * sizeof (int); i < length; i++) - ((char *) t)[i] = ((char *) node)[i]; + bzero (t, length); /* EXPR_WITH_FILE_LOCATION must keep filename info stored in TREE_CHAIN */ if (TREE_CODE (node) != EXPR_WITH_FILE_LOCATION) @@ -1262,7 +1251,7 @@ get_identifier (text) register int len, hash_len; /* Compute length of text in len. */ - for (len = 0; text[len]; len++); + len = strlen (text); /* Decide how much of that length to hash on */ hash_len = len; @@ -1325,7 +1314,7 @@ maybe_get_identifier (text) register int len, hash_len; /* Compute length of text in len. */ - for (len = 0; text[len]; len++); + len = strlen (text); /* Decide how much of that length to hash on */ hash_len = len; @@ -1565,9 +1554,7 @@ make_tree_vec (len) #endif t = (tree) obstack_alloc (obstack, length); - - for (i = (length / sizeof (int)) - 1; i >= 0; i--) - ((int *) t)[i] = 0; + bzero (t, length); TREE_SET_CODE (t, TREE_VEC); TREE_VEC_LENGTH (t) = len; @@ -3074,15 +3061,13 @@ build1 (code, type, node) length = sizeof (struct tree_exp); t = (tree) obstack_alloc (obstack, length); + bzero (t, length); #ifdef GATHER_STATISTICS tree_node_counts[(int)kind]++; tree_node_sizes[(int)kind] += length; #endif - for (i = (length / sizeof (int)) - 1; i >= 0; i--) - ((int *) t)[i] = 0; - TREE_TYPE (t) = type; TREE_SET_CODE (t, code); |