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tree-nrv.c (tree_nrv): Release VDEFs.

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2012-04-05  Richard Guenther  <rguenther@suse.de>

	* tree-nrv.c (tree_nrv): Release VDEFs.
	* tree-sra.c (sra_modify_constructor_assign): Likewise.
	(sra_modify_assign): Likewise.
	* tree-vect-stmts.c (vect_remove_stores): Likewise.
	* tree-vect-loop.c (vect_transform_loop): Likewise.
	* tree-ssa-dom.c (optimize_stmt): Likewise.
	* tree-vect-slp.c (vect_schedule_slp): Likewise.
	* tree-ssa-math-opts.c (execute_cse_sincos): Likewise.

From-SVN: r186160
This commit is contained in:
Richard Guenther 2012-04-05 09:45:18 +00:00 • committed by Richard Biener
parent b5b3ec3e6e
commit 3d3f224949
9 changed files with 33 additions and 3 deletions
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11
gcc/ChangeLog
View file

@ -1,3 +1,14 @@
2012-04-05 Richard Guenther <rguenther@suse.de>
* tree-nrv.c (tree_nrv): Release VDEFs.
* tree-sra.c (sra_modify_constructor_assign): Likewise.
(sra_modify_assign): Likewise.
* tree-vect-stmts.c (vect_remove_stores): Likewise.
* tree-vect-loop.c (vect_transform_loop): Likewise.
* tree-ssa-dom.c (optimize_stmt): Likewise.
* tree-vect-slp.c (vect_schedule_slp): Likewise.
* tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2012-04-05 Richard Guenther <rguenther@suse.de>
* gimple-iterator.c (gsi_remove): Return whether EH edges need to be

4
gcc/tree-eh.c
View file

@ -3268,12 +3268,12 @@ sink_clobbers (basic_block bb)
vdef = gimple_vdef (stmt);
if (vdef && TREE_CODE (vdef) == SSA_NAME)
{
release_ssa_name (vdef);
vdef = SSA_NAME_VAR (vdef);
mark_sym_for_renaming (vdef);
gimple_set_vdef (stmt, vdef);
gimple_set_vuse (stmt, vdef);
}
release_defs (stmt);
gsi_insert_before (&dgsi, stmt, GSI_SAME_STMT);
}
@ -3955,7 +3955,7 @@ cleanup_empty_eh_move_lp (basic_block bb, edge e_out,
/* Delete the RESX that was matched within the empty handler block. */
gsi = gsi_last_bb (bb);
mark_virtual_ops_for_renaming (gsi_stmt (gsi));
unlink_stmt_vdef (gsi_stmt (gsi));
gsi_remove (&gsi, true);
/* Clean up E_OUT for the fallthru. */

1
gcc/tree-nrv.c
View file

@ -244,6 +244,7 @@ tree_nrv (void)
{
unlink_stmt_vdef (stmt);
gsi_remove (&gsi, true);
release_defs (stmt);
}
else
{

4
gcc/tree-sra.c
View file

@ -2821,6 +2821,7 @@ sra_modify_constructor_assign (gimple *stmt, gimple_stmt_iterator *gsi)
{
unlink_stmt_vdef (*stmt);
gsi_remove (gsi, true);
release_defs (*stmt);
return SRA_AM_REMOVED;
}
else
@ -2844,6 +2845,7 @@ sra_modify_constructor_assign (gimple *stmt, gimple_stmt_iterator *gsi)
init_subtree_with_zero (acc, gsi, false, loc);
unlink_stmt_vdef (*stmt);
gsi_remove (gsi, true);
release_defs (*stmt);
return SRA_AM_REMOVED;
}
else
@ -3094,6 +3096,7 @@ sra_modify_assign (gimple *stmt, gimple_stmt_iterator *gsi)
gsi_next (gsi);
unlink_stmt_vdef (*stmt);
gsi_remove (&orig_gsi, true);
release_defs (*stmt);
sra_stats.deleted++;
return SRA_AM_REMOVED;
}
@ -3114,6 +3117,7 @@ sra_modify_assign (gimple *stmt, gimple_stmt_iterator *gsi)
gcc_assert (*stmt == gsi_stmt (*gsi));
unlink_stmt_vdef (*stmt);
gsi_remove (gsi, true);
release_defs (*stmt);
sra_stats.deleted++;
return SRA_AM_REMOVED;
}

1
gcc/tree-ssa-dom.c
View file

@ -2301,6 +2301,7 @@ optimize_stmt (basic_block bb, gimple_stmt_iterator si)
if (dump_file && (dump_flags & TDF_DETAILS))
fprintf (dump_file, " Flagged to clear EH edges.\n");
}
release_defs (stmt);
return;
}
}

6
gcc/tree-ssa-math-opts.c
View file

@ -1430,6 +1430,8 @@ execute_cse_sincos (void)
gimple_set_location (new_stmt, loc);
unlink_stmt_vdef (stmt);
gsi_replace (&gsi, new_stmt, true);
if (gimple_vdef (stmt))
release_ssa_name (gimple_vdef (stmt));
}
break;
@ -1450,6 +1452,8 @@ execute_cse_sincos (void)
gimple_set_location (new_stmt, loc);
unlink_stmt_vdef (stmt);
gsi_replace (&gsi, new_stmt, true);
if (gimple_vdef (stmt))
release_ssa_name (gimple_vdef (stmt));
}
break;
@ -1465,6 +1469,8 @@ execute_cse_sincos (void)
gimple_set_location (new_stmt, loc);
unlink_stmt_vdef (stmt);
gsi_replace (&gsi, new_stmt, true);
if (gimple_vdef (stmt))
release_ssa_name (gimple_vdef (stmt));
}
break;

5
gcc/tree-vect-loop.c
View file

@ -5476,8 +5476,11 @@ vect_transform_loop (loop_vec_info loop_vinfo)
else
{
/* Free the attached stmt_vec_info and remove the stmt. */
free_stmt_vec_info (gsi_stmt (si));
gimple store = gsi_stmt (si);
free_stmt_vec_info (store);
unlink_stmt_vdef (store);
gsi_remove (&si, true);
release_defs (store);
continue;
}
}

2
gcc/tree-vect-slp.c
View file

@ -3043,7 +3043,9 @@ vect_schedule_slp (loop_vec_info loop_vinfo, bb_vec_info bb_vinfo)
store = STMT_VINFO_RELATED_STMT (vinfo_for_stmt (store));
/* Free the attached stmt_vec_info and remove the stmt. */
gsi = gsi_for_stmt (store);
unlink_stmt_vdef (store);
gsi_remove (&gsi, true);
release_defs (store);
free_stmt_vec_info (store);
}
}

2
gcc/tree-vect-stmts.c
View file

@ -5653,7 +5653,9 @@ vect_remove_stores (gimple first_stmt)
next = STMT_VINFO_RELATED_STMT (stmt_info);
/* Free the attached stmt_vec_info and remove the stmt. */
next_si = gsi_for_stmt (next);
unlink_stmt_vdef (next);
gsi_remove (&next_si, true);
release_defs (next);
free_stmt_vec_info (next);
next = tmp;
}