cse.c (delete_trivially_dead_insns): Replace alloca with xmalloc/xcalloc.

	* cse.c (delete_trivially_dead_insns): Replace alloca with
	xmalloc/xcalloc.
	* except.c (update_rethrow_references): Likewise.
	(init_eh_nesting_info): Likewise.
	* function.c (identify_blocks): Likewise.
	* gcse.c (dump_hash_table): Likewise.
	* graph.c (print_rtl_graph_with_bb): Likewise.
	* loop.c (combine_movables): Likewise.
	(move_movables): Likewise.
	(count_loop_regs_set): Likewise.
	(strength_reduce): Likewise.
	* profile.c (compute_branch_probabilities): New function, split
	out from ...
	(branch_prob): Here.  Replace alloca with xmalloc/xcalloc.
	* regclass.c (regclass): Likewise.
	* regmove.c (regmove_optimize): Likewise.
	* toplev.c (compile_file): Likewise.
	(main): Don't mess with the stack rlimit.

From-SVN: r30445

1 files changed, 10 insertions, 3 deletions

diff --git a/gcc/gcse.c b/gcc/gcse.c
index 69af463..6aace8f 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -2067,10 +2067,13 @@ dump_hash_table (file, name, table, table_size, total_size)
 {
   int i;
   /* Flattened out table, so it's printed in proper order.  */
-  struct expr **flat_table = (struct expr **) alloca (total_size * sizeof (struct expr *));
-  unsigned int *hash_val = (unsigned int *) alloca (total_size * sizeof (unsigned int));
+  struct expr **flat_table;
+  unsigned int *hash_val;
+
+  flat_table 
+    = (struct expr **) xcalloc (total_size, sizeof (struct expr *));
+  hash_val = (unsigned int *) xmalloc (total_size * sizeof (unsigned int));
 
-  bzero ((char *) flat_table, total_size * sizeof (struct expr *));
   for (i = 0; i < table_size; i++)
     {
       struct expr *expr;
@@ -2096,6 +2099,10 @@ dump_hash_table (file, name, table, table_size, total_size)
     }
 
   fprintf (file, "\n");
+
+  /* Clean up.  */
+  free (flat_table);
+  free (hash_val);
 }
 
 /* Record register first/last/block set information for REGNO in INSN.