* function.c (dup_block_and_redirect): Update profile.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191851 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 0 deletions

diff --git a/gcc/function.c b/gcc/function.c
index d6e19543753..9efbc3ad270 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -5668,6 +5668,15 @@ dup_block_and_redirect (basic_block bb, basic_block copy_bb, rtx before,
   for (ei = ei_start (bb->preds); (e = ei_safe_edge (ei)); )
     if (!bitmap_bit_p (need_prologue, e->src->index))
       {
+	int freq = EDGE_FREQUENCY (e);
+	copy_bb->count += e->count;
+	copy_bb->frequency += EDGE_FREQUENCY (e);
+	e->dest->count -= e->count;
+	if (e->dest->count < 0)
+	  e->dest->count = 0;
+	e->dest->frequency -= freq;
+	if (e->dest->frequency < 0)
+	  e->dest->frequency = 0;
 	redirect_edge_and_branch_force (e, copy_bb);
 	continue;
       }