procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

tree-cfg.c (thread_jumps): Speed up by reordering the two conditions for entering basic blocks into worklist.

Browse source 
* tree-cfg.c (thread_jumps): Speed up by reordering the two
	conditions for entering basic blocks into worklist.

From-SVN: r89700
This commit is contained in:
Kazu Hirata 2004-10-27 18:33:26 +00:00 • committed by Kazu Hirata
parent af88d4ec96
commit 0b371c72fe
2 changed files with 15 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
gcc/ChangeLog
View file

@ -1,3 +1,8 @@
2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (thread_jumps): Speed up by reordering the two
conditions for entering basic blocks into worklist.
2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (thread_jumps): Speed up by pretending to have

20
gcc/tree-cfg.c
View file

@ -3974,11 +3974,11 @@ thread_jumps (void)
among BB's predecessors. */
FOR_EACH_EDGE (e, ei, bb->preds)
{
/* We are not interested in threading jumps from a forwarder
block. */
if (!bb_ann (e->src)->forwardable
/* We don't want to put a duplicate into WORKLIST. */
&& (e->src->flags & BB_VISITED) == 0)
/* We don't want to put a duplicate into WORKLIST. */
if ((e->src->flags & BB_VISITED) == 0
/* We are not interested in threading jumps from a forwarder
block. */
&& !bb_ann (e->src)->forwardable)
{
e->src->flags |= BB_VISITED;
worklist[size] = e->src;
@ -4013,11 +4013,11 @@ thread_jumps (void)
predecessors. */
FOR_EACH_EDGE (f, ej, bb->preds)
{
/* We are not interested in threading jumps from a
forwarder block. */
if (!bb_ann (f->src)->forwardable
/* We don't want to put a duplicate into WORKLIST. */
&& (f->src->flags & BB_VISITED) == 0)
/* We don't want to put a duplicate into WORKLIST. */
if ((f->src->flags & BB_VISITED) == 0
/* We are not interested in threading jumps from a
forwarder block. */
&& !bb_ann (f->src)->forwardable)
{
f->src->flags |= BB_VISITED;
worklist[size] = f->src;