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cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.

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2011-04-05  Tom de Vries  <tom@codesourcery.com>

	* cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.

From-SVN: r171975
This commit is contained in:
Tom de Vries 2011-04-05 09:43:12 +00:00 • committed by Tom de Vries
parent 720cf80f14
commit 0248bceb7b
2 changed files with 8 additions and 8 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2011-04-05 Tom de Vries <tom@codesourcery.com>
* cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
2011-04-05 Yufeng Zhang <yufeng.zhang@arm.com>
* config/arm/arm.md (define_constants for unspec): Replace with

12
gcc/cfgcleanup.c
View file

@ -1808,7 +1808,6 @@ try_crossjump_bb (int mode, basic_block bb)
edge e, e2, fallthru;
bool changed;
unsigned max, ix, ix2;
basic_block ev, ev2;
/* Nothing to do if there is not at least two incoming edges. */
if (EDGE_COUNT (bb->preds) < 2)
@ -1848,9 +1847,9 @@ try_crossjump_bb (int mode, basic_block bb)
fallthru = find_fallthru_edge (bb->preds);
changed = false;
for (ix = 0, ev = bb; ix < EDGE_COUNT (ev->preds); )
for (ix = 0; ix < EDGE_COUNT (bb->preds);)
{
e = EDGE_PRED (ev, ix);
e = EDGE_PRED (bb, ix);
ix++;
/* As noted above, first try with the fallthru predecessor (or, a
@ -1872,7 +1871,6 @@ try_crossjump_bb (int mode, basic_block bb)
{
changed = true;
ix = 0;
ev = bb;
continue;
}
}
@ -1892,10 +1890,9 @@ try_crossjump_bb (int mode, basic_block bb)
if (EDGE_SUCC (e->src, 0) != e)
continue;
for (ix2 = 0, ev2 = bb; ix2 < EDGE_COUNT (ev2->preds); )
for (ix2 = 0; ix2 < EDGE_COUNT (bb->preds); ix2++)
{
e2 = EDGE_PRED (ev2, ix2);
ix2++;
e2 = EDGE_PRED (bb, ix2);
if (e2 == e)
continue;
@ -1921,7 +1918,6 @@ try_crossjump_bb (int mode, basic_block bb)
if (try_crossjump_to_edge (mode, e, e2))
{
changed = true;
ev2 = bb;
ix = 0;
break;
}