X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fopt%2Fopt_manage.c;h=ab9dc08c186d40992d7d83185a10aabaaaa310c3;hb=8c9921a1fc166552f6e416434fd8394a4fc210a3;hp=1ffe764549818cebb4ae7efec5e7dd35513fea03;hpb=30a48b51f75dab1a41560ba21f4ac0ab59e3a189;p=libfirm

diff --git a/ir/opt/opt_manage.c b/ir/opt/opt_manage.c
index 1ffe76454..ab9dc08c1 100644
--- a/ir/opt/opt_manage.c
+++ b/ir/opt/opt_manage.c
@@ -25,9 +25,13 @@ void perform_irg_optimization(ir_graph *irg, optdesc_t *opt)
 	ir_graph_state_t required = opt->requirements;
 	const bool dump = get_irp_optimization_dumps();
 
+	/* It does not make sense to require both: */
+	assert (!((required & IR_GRAPH_STATE_ONE_RETURN) && (required & IR_GRAPH_STATE_MANY_RETURNS)));
+
 	/* assure that all requirements for the optimization are fulfilled */
 #define PREPARE(st,func) if (st & (required ^ irg->state)) {func(irg); set_irg_state(irg,st);}
 	PREPARE(IR_GRAPH_STATE_ONE_RETURN,               normalize_one_return)
+	PREPARE(IR_GRAPH_STATE_MANY_RETURNS,             normalize_n_returns)
 	PREPARE(IR_GRAPH_STATE_NO_CRITICAL_EDGES,        remove_critical_cf_edges)
 	PREPARE(IR_GRAPH_STATE_NO_UNREACHABLE_CODE,      remove_unreachable_code)
 	PREPARE(IR_GRAPH_STATE_NO_BADS,                  remove_bads)
@@ -57,13 +61,14 @@ void perform_irg_optimization(ir_graph *irg, optdesc_t *opt)
 	INVALIDATE(IR_GRAPH_STATE_NO_UNREACHABLE_CODE,      nop)
 	INVALIDATE(IR_GRAPH_STATE_NO_BADS,                  nop)
 	INVALIDATE(IR_GRAPH_STATE_ONE_RETURN,               nop)
+	INVALIDATE(IR_GRAPH_STATE_MANY_RETURNS,             nop)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_DOMINANCE,     nop)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_POSTDOMINANCE, nop)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_OUTS,          nop)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_OUT_EDGES,     edges_deactivate)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_LOOPINFO,      nop)
 	INVALIDATE(IR_GRAPH_STATE_CONSISTENT_ENTITY_USAGE,  nop)
-	INVALIDATE(IR_GRAPH_STATE_VALID_EXTENDED_BLOCKS,    set_irg_extblk_inconsistent)
+	INVALIDATE(IR_GRAPH_STATE_VALID_EXTENDED_BLOCKS,    nop)
 
 	remove_End_Bads_and_doublets(get_irg_end(irg));