2015-11-17 Tom de Vries <tom@codesourcery.com>
* tree-ssa-loop.c (pass_tree_loop_init::execute): Improve comments.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230505
138bc75d-0d04-0410-961f-
82ee72b054a4
2015-11-17 Tom de Vries <tom@codesourcery.com>
+ * tree-ssa-loop.c (pass_tree_loop_init::execute): Improve comments.
+
+2015-11-17 Tom de Vries <tom@codesourcery.com>
+
* tree-scalar-evolution.c (scev_const_prop): Dump details if replacing
uses of ssa_name with constant.
unsigned int
pass_tree_loop_init::execute (function *fun ATTRIBUTE_UNUSED)
{
+ /* When processing a loop in the loop pipeline, we should be able to assert
+ that:
+ (loops_state_satisfies_p (LOOPS_NORMAL | LOOPS_HAVE_RECORDED_EXITS
+ | LOOP_CLOSED_SSA)
+ && scev_initialized_p ())
+ */
loop_optimizer_init (LOOPS_NORMAL
| LOOPS_HAVE_RECORDED_EXITS);
rewrite_into_loop_closed_ssa (NULL, TODO_update_ssa);
-
- /* We might discover new loops, e.g. when turning irreducible
- regions into reducible. */
scev_initialize ();
return 0;