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cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.

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* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
	* regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
	lieu of MAY_HAVE_DEBUG_STMTS.
	* tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
	debug statements if !MAY_HAVE_DEBUG_STMTS.

From-SVN: r173737
This commit is contained in:
Eric Botcazou 2011-05-13 20:02:42 +00:00
parent 75933b07b7
commit dc764d10fa
4 changed files with 14 additions and 8 deletions
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11
gcc/ChangeLog
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@ -1,3 +1,11 @@
2011-05-13 Eric Botcazou <ebotcazou@adacore.com>
* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
* regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
lieu of MAY_HAVE_DEBUG_STMTS.
* tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
debug statements if !MAY_HAVE_DEBUG_STMTS.
2011-05-13 Martin Thuresson <martint@google.com>
PR gcov-profile/47793
@ -23,8 +31,7 @@
2011-05-13 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_save_reg): Change return type to
bool.
* config/i386/i386.c (ix86_save_reg): Change return type to bool.
(ix86_hard_regno_mode_ok): Change return value to bool. Use
can_create_pseudo_p ().

2
gcc/cfgrtl.c
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@ -2608,7 +2608,7 @@ cfg_layout_redirect_edge_and_branch (edge e, basic_block dest)
delete_insn (BB_END (src));
}
if (dump_file)
fprintf (dump_file, "Fallthru edge %i->%i redirected to %i\n",
fprintf (dump_file, "Redirecting fallthru edge %i->%i to %i\n",
e->src->index, e->dest->index, dest->index);
ret = redirect_edge_succ_nodup (e, dest);
}

4
gcc/regcprop.c
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@ -990,7 +990,7 @@ copyprop_hardreg_forward (void)
visited = sbitmap_alloc (last_basic_block);
sbitmap_zero (visited);
if (MAY_HAVE_DEBUG_STMTS)
if (MAY_HAVE_DEBUG_INSNS)
debug_insn_changes_pool
= create_alloc_pool ("debug insn changes pool",
sizeof (struct queued_debug_insn_change), 256);
@ -1029,7 +1029,7 @@ copyprop_hardreg_forward (void)
copyprop_hardreg_forward_1 (bb, all_vd + bb->index);
}
if (MAY_HAVE_DEBUG_STMTS)
if (MAY_HAVE_DEBUG_INSNS)
{
FOR_EACH_BB (bb)
if (TEST_BIT (visited, bb->index)

5
gcc/tree-cfgcleanup.c
View File

@ -420,7 +420,7 @@ remove_forwarder_block (basic_block bb)
}
}
can_move_debug_stmts = single_pred_p (dest);
can_move_debug_stmts = MAY_HAVE_DEBUG_STMTS && single_pred_p (dest);
/* Redirect the edges. */
for (ei = ei_start (bb->preds); (e = ei_safe_edge (ei)); )
@ -476,8 +476,7 @@ remove_forwarder_block (basic_block bb)
gsi_next (&gsi);
}
/* Move debug statements if the destination has just a single
predecessor. */
/* Move debug statements if the destination has a single predecessor. */
if (can_move_debug_stmts)
{
gsi_to = gsi_after_labels (dest);