* tree-flow.h: Move some protoypes. Include new tree-ssa-loop.h.

	(struct affine_iv, struct tree_niter_desc): Move to tree-ssa-loop.h.
	(enum move_pos): Move to tree-ssa-loop-im.h
	* cfgloop.h: Move some prototypes.
	(gcov_type_to_double_int): relocate from tree-ssa-loop.niter.c.
	* tree-flow-inline.h (loop_containing_stmt): Move to tree-ssa-loop.h.
	* tree-ssa-loop.h: New File.  Include other tree-ssa-loop-*.h files.
	(struct affine_iv, struct tree_niter_desc): Relocate from tree-flow.h.
	(loop_containing_stmt): Relocate from tree-flow-inline.h.
	* tree-ssa-loop-ch.c: (do_while_loop_p): Make static.
	* tree-ssa-loop-im.c (for_each_index): Move to tree-ssa-loop.c.
	(enum move_pos): Relocate here.
	(lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): Move to
	tree-ssa-loop.c.
	(execute_sm_if_changed_flag_set): Change get_lsm_tmp_name call.
	(tree_ssa_loop_im, gate_tree_ssa_loop_im, pass_data_lim, make_pass_lim):
	Relocate here from tree-ssa-loop.c.
	* tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Move to 
	tree-ssa-loop.c.
	(loop_edge_to_cancel, unloop_loops): Make static.
	(tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_data_iv_canon,
	make_pass_iv_canon): Relocate from tree-ssa-loop.c.
	(tree_complete_unroll, gate_tree_complete_unroll,
	pass_data_complete_unroll, make_pass_complete_unroll): Relocate here.
	(tree_complete_unroll_inner, gate_tree_complete_unroll_inner,
	pass_data_complete_unrolli, make_pass_complete_unrolli): Relocate here.
	* tree-ssa-loop-ivopts.c: Remove local prototypes.
	(stmt_invariant_in_loop_p): Remove unused function.
	* tree-ssa-loop-ivopts.h: New file.  Add prototypes.
	* tree-ssa-loop-manip.h: New file.  Add prototypes.
	* tree-ssa-loop-niter.c (record_niter_bound): Move to cfgloop.c.
	(gcov_type_to_double_int): Move to cfgloop.h.
	(double_int_cmp, bound_index,
	estimate_numbers_of_iterations_loop): Make static.
	(estimated_loop_iterations): Factor out get_estimated_loop_iterations.
	(max_loop_iterations): Factor out get_max_loop_iterations.
	(estimated_loop_iterations_int, max_stmt_executions_int): Move to
	cfgloop.c.
	* tree-ssa-loop-niter.h: New file.  Add prototypes.
	* tree-ssa-loop-prefetch.c (tree_ssa_loop_prefetch,
	gate_tree_ssa_loop_prefetch, pass_data_loop_prefetch,
	make_pass_loop_prefetch): Relocate from tree-ssa-loop.c.
	* tree-ssa-loop-unswitch.c (tree_ssa_loop_unswitch,
	gate_tree_ssa_loop_unswitch, pass_data_tree_unswitch,
	make_pass_tree_unswitch): Relocate from tree-ssa-loop.c.
	* tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im,
	pass_data_lim, make_pass_lim): Move to tree-ssa-loop-im.c.
	(tree_ssa_loop_unswitch, gate_tree_ssa_loop_unswitch,
	pass_data_tree_unswitch, make_pass_tree_unswitch): Move.
	(tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_data_iv_canon,
	make_pass_iv_canon, tree_complete_unroll, gate_tree_complete_unroll,
	pass_data_complete_unroll, make_pass_complete_unroll,
	tree_complete_unroll_inner, gate_tree_complete_unroll_inner,
	pass_data_complete_unrolli, make_pass_complete_unrolli): Move to
	tree-ssa-loop-ivcanon.c.
	(tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch,
	pass_data_loop_prefetch, make_pass_loop_prefetch): Move to
	tree-ssa-loop-prefetch.c.
	(for_each_index, lsm_tmp_name_add, gen_lsm_tmp_name): Relocate from
	tree-ssa-loop-im.c.
	(get_lsm_tmp_name): Relocate and add suffix parameter.
	(tree_num_loop_insns): Relocate from tree-ssa-ivcanon.c.
	* tree-scalar-evolution.h (simple_iv): Don't use affive_iv typedef.
	* cfgloop.c (record_niter_bound, estimated_loop_iterations_int,
	max_stmt_executions_int): Move from tree-ssa-loop-niter.c.
	(get_estimated_loop_iterations): Factor out accessor from 
	estimated_loop_iterations in tree-ssa-loop-niter.c.
	(get_max_loop_iterations): Factor out accessor from _max_loop_iterations
	in tree-ssa-niter.c.
	* loop-unroll.c (decide_unroll_constant_iterations,
	decide_unroll_runtime_iterations, decide_peel_simple,
	decide_unroll_stupid): Use new get_* accessors.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@203317 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 0 insertions, 27 deletions

diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c
index 7b684a62819..5e8fa36f394 100644
--- a/gcc/tree-ssa-loop-ivopts.c
+++ b/gcc/tree-ssa-loop-ivopts.c
@@ -452,7 +452,6 @@ single_dom_exit (struct loop *loop)
 
 /* Dumps information about the induction variable IV to FILE.  */
 
-extern void dump_iv (FILE *, struct iv *);
 void
 dump_iv (FILE *file, struct iv *iv)
 {
@@ -497,7 +496,6 @@ dump_iv (FILE *file, struct iv *iv)
 
 /* Dumps information about the USE to FILE.  */
 
-extern void dump_use (FILE *, struct iv_use *);
 void
 dump_use (FILE *file, struct iv_use *use)
 {
@@ -541,7 +539,6 @@ dump_use (FILE *file, struct iv_use *use)
 
 /* Dumps information about the uses to FILE.  */
 
-extern void dump_uses (FILE *, struct ivopts_data *);
 void
 dump_uses (FILE *file, struct ivopts_data *data)
 {
@@ -559,7 +556,6 @@ dump_uses (FILE *file, struct ivopts_data *data)
 
 /* Dumps information about induction variable candidate CAND to FILE.  */
 
-extern void dump_cand (FILE *, struct iv_cand *);
 void
 dump_cand (FILE *file, struct iv_cand *cand)
 {
@@ -1454,29 +1450,6 @@ expr_invariant_in_loop_p (struct loop *loop, tree expr)
   return true;
 }
 
-/* Returns true if statement STMT is obviously invariant in LOOP,
-   i.e. if all its operands on the RHS are defined outside of the LOOP.
-   LOOP should not be the function body.  */
-
-bool
-stmt_invariant_in_loop_p (struct loop *loop, gimple stmt)
-{
-  unsigned i;
-  tree lhs;
-
-  gcc_assert (loop_depth (loop) > 0);
-
-  lhs = gimple_get_lhs (stmt);
-  for (i = 0; i < gimple_num_ops (stmt); i++)
-    {
-      tree op = gimple_op (stmt, i);
-      if (op != lhs && !expr_invariant_in_loop_p (loop, op))
-	return false;
-    }
-
-  return true;
-}
-
 /* Cumulates the steps of indices into DATA and replaces their values with the
    initial ones.  Returns false when the value of the index cannot be determined.
    Callback for for_each_index.  */