2013-06-24 Martin Jambor <mjambor@suse.cz>
+ PR tree-optimization/57358
+ * ipa-prop.c (ipa_func_spec_opts_forbid_analysis_p): New function.
+ (ipa_compute_jump_functions_for_edge): Bail out if it returns true.
+ (ipa_analyze_params_uses): Generate pessimistic info when true.
+
+2013-06-24 Martin Jambor <mjambor@suse.cz>
+
PR tree-optimization/57539
* cgraphclones.c (cgraph_clone_node): Add parameter new_inlined_to, set
global.inlined_to of the new node to it. All callers changed.
static alloc_pool ipa_refdesc_pool;
+/* Return true if DECL_FUNCTION_SPECIFIC_OPTIMIZATION of the decl associated
+ with NODE should prevent us from analyzing it for the purposes of IPA-CP. */
+
+static bool
+ipa_func_spec_opts_forbid_analysis_p (struct cgraph_node *node)
+{
+ tree fs_opts = DECL_FUNCTION_SPECIFIC_OPTIMIZATION (node->symbol.decl);
+ struct cl_optimization *os;
+
+ if (!fs_opts)
+ return false;
+ os = TREE_OPTIMIZATION (fs_opts);
+ return !os->x_optimize || !os->x_flag_ipa_cp;
+}
+
/* Return index of the formal whose tree is PTREE in function which corresponds
to INFO. */
return;
vec_safe_grow_cleared (args->jump_functions, arg_num);
+ if (ipa_func_spec_opts_forbid_analysis_p (cs->caller))
+ return;
+
for (n = 0; n < arg_num; n++)
{
struct ipa_jump_func *jfunc = ipa_get_ith_jump_func (args, n);
if (ipa_get_param_count (info) == 0 || info->uses_analysis_done)
return;
+ info->uses_analysis_done = 1;
+ if (ipa_func_spec_opts_forbid_analysis_p (node))
+ {
+ for (i = 0; i < ipa_get_param_count (info); i++)
+ {
+ ipa_set_param_used (info, i, true);
+ ipa_set_controlled_uses (info, i, IPA_UNDESCRIBED_USE);
+ }
+ return;
+ }
+
for (i = 0; i < ipa_get_param_count (info); i++)
{
tree parm = ipa_get_param (info, i);
visit_ref_for_mod_analysis,
visit_ref_for_mod_analysis);
}
-
- info->uses_analysis_done = 1;
}
/* Free stuff in PARMS_AINFO, assume there are PARAM_COUNT parameters. */