#include "timevar.h"
#include "diagnostic.h"
#include "langhooks.h"
+#include "target.h"
static struct pointer_set_t *visited_nodes;
static void
analyze_function (struct cgraph_node *fn)
{
- funct_state l = xcalloc (1, sizeof (struct funct_state_d));
+ funct_state l = XCNEW (struct funct_state_d);
tree decl = fn->decl;
struct ipa_dfs_info * w_info = fn->aux;
l->pure_const_state = IPA_CONST;
l->state_set_in_source = false;
- /* If this is a volatile function, do not touch this unless it has
- been marked as const or pure by the front end. */
- if (TREE_THIS_VOLATILE (decl))
+ /* If this function does not return normally or does not bind local,
+ do not touch this unless it has been marked as const or pure by the
+ front end. */
+ if (TREE_THIS_VOLATILE (decl)
+ || !targetm.binds_local_p (decl))
{
l->pure_const_state = IPA_NEITHER;
return;
on the local information that was produced by ipa_analyze_function
and ipa_analyze_variable. */
-static void
+static unsigned int
static_execute (void)
{
struct cgraph_node *node;
struct cgraph_node *w;
struct cgraph_node **order =
- xcalloc (cgraph_n_nodes, sizeof (struct cgraph_node *));
+ XCNEWVEC (struct cgraph_node *, cgraph_n_nodes);
int order_pos = order_pos = ipa_utils_reduced_inorder (order, true, false);
int i;
struct ipa_dfs_info * w_info;
/* Get rid of the aux information. */
if (node->aux)
{
+ w_info = node->aux;
+ if (w_info->aux)
+ free (w_info->aux);
free (node->aux);
node->aux = NULL;
}
free (order);
+ return 0;
}
static bool
struct tree_opt_pass pass_ipa_pure_const =
{
- "ipa-pure-const", /* name */
+ "pure-const", /* name */
gate_pure_const, /* gate */
static_execute, /* execute */
NULL, /* sub */