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ipa-pure-const.c (propagate_pure_const, [...]): Do not modify inline clones.

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* ipa-pure-const.c (propagate_pure_const, propagate_nothrow):
	Do not modify inline clones.

From-SVN: r208830
This commit is contained in:
Jan Hubicka 2014-03-26 03:07:51 +01:00 committed by Jan Hubicka
parent 72731c33b1
commit d7636f5609
2 changed files with 46 additions and 31 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-03-25 Jan Hubicka <hubicka@ucw.cz>
* ipa-pure-const.c (propagate_pure_const, propagate_nothrow):
Do not modify inline clones.
2014-03-25 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.md (general_sext_operand): New mode attr.

72
gcc/ipa-pure-const.c
View File

@ -1327,35 +1327,39 @@ propagate_pure_const (void)
w_l->pure_const_state = this_state;
w_l->looping = this_looping;
switch (this_state)
{
case IPA_CONST:
if (!TREE_READONLY (w->decl))
{
warn_function_const (w->decl, !this_looping);
if (dump_file)
fprintf (dump_file, "Function found to be %sconst: %s\n",
this_looping ? "looping " : "",
w->name ());
}
cgraph_set_const_flag (w, true, this_looping);
break;
/* Inline clones share declaration with their offline copies;
do not modify their declarations since the offline copy may
be different. */
if (!w->global.inlined_to)
switch (this_state)
{
case IPA_CONST:
if (!TREE_READONLY (w->decl))
{
warn_function_const (w->decl, !this_looping);
if (dump_file)
fprintf (dump_file, "Function found to be %sconst: %s\n",
this_looping ? "looping " : "",
w->name ());
}
cgraph_set_const_flag (w, true, this_looping);
break;
case IPA_PURE:
if (!DECL_PURE_P (w->decl))
{
warn_function_pure (w->decl, !this_looping);
if (dump_file)
fprintf (dump_file, "Function found to be %spure: %s\n",
this_looping ? "looping " : "",
w->name ());
}
cgraph_set_pure_flag (w, true, this_looping);
break;
case IPA_PURE:
if (!DECL_PURE_P (w->decl))
{
warn_function_pure (w->decl, !this_looping);
if (dump_file)
fprintf (dump_file, "Function found to be %spure: %s\n",
this_looping ? "looping " : "",
w->name ());
}
cgraph_set_pure_flag (w, true, this_looping);
break;
default:
break;
}
default:
break;
}
w_info = (struct ipa_dfs_info *) w->aux;
w = w_info->next_cycle;
}
@ -1448,10 +1452,16 @@ propagate_nothrow (void)
funct_state w_l = get_function_state (w);
if (!can_throw && !TREE_NOTHROW (w->decl))
{
cgraph_set_nothrow_flag (w, true);
if (dump_file)
fprintf (dump_file, "Function found to be nothrow: %s\n",
w->name ());
/* Inline clones share declaration with their offline copies;
do not modify their declarations since the offline copy may
be different. */
if (!w->global.inlined_to)
{
cgraph_set_nothrow_flag (w, true);
if (dump_file)
fprintf (dump_file, "Function found to be nothrow: %s\n",
w->name ());
}
}
else if (can_throw && !TREE_NOTHROW (w->decl))
w_l->can_throw = true;