X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbelower.c;h=4378dc7cb56d3ad79cc0b26b29b3bb6d206de6d9;hb=6e3e499d6c68aee0c6a9ada6a99f16c4f6f8445b;hp=3b114da06505cd4f01fe7a50bd342b6d971a3bfa;hpb=4261453bc319729359f4a573f4f4b6f8951fa366;p=libfirm

diff --git a/ir/be/belower.c b/ir/be/belower.c
index 3b114da06..4378dc7cb 100644
--- a/ir/be/belower.c
+++ b/ir/be/belower.c
@@ -26,10 +26,11 @@
 #include "iredges_t.h"
 #include "irgwalk.h"
 
-#ifdef _WIN32
-#include <malloc.h>
-#else
-#include <alloca.h>
+#ifdef HAVE_MALLOC_H
+ #include <malloc.h>
+#endif
+#ifdef HAVE_ALLOCA_H
+ #include <alloca.h>
 #endif
 
 #undef is_Perm
@@ -409,16 +410,16 @@ static void lower_perm_node(ir_node *irn, void *walk_env) {
 					int pidx = get_pairidx_for_regidx(pairs, n, cycle->elems[i]->index, 0);
 
 					/* create intermediate proj */
-					res2 = new_r_Proj(get_irn_irg(irn), block, cpyxchg, get_irn_mode(res1), 0);
+					res1 = new_r_Proj(get_irn_irg(irn), block, cpyxchg, get_irn_mode(res1), 0);
 
 					/* set as in for next Perm */
-					pairs[pidx].in_node = res2;
+					pairs[pidx].in_node = res1;
 				}
 				else {
-					sched_remove(res2);
+					sched_remove(res1);
 				}
 
-				sched_remove(res1);
+				sched_remove(res2);
 
 				set_Proj_pred(res2, cpyxchg);
 				set_Proj_proj(res2, 0);
@@ -430,6 +431,14 @@ static void lower_perm_node(ir_node *irn, void *walk_env) {
 
 				arch_set_irn_register(arch_env, res2, cycle->elems[i + 1]);
 				arch_set_irn_register(arch_env, res1, cycle->elems[i]);
+
+				/* insert the copy/exchange node in schedule after the magic schedule node (see above) */
+				sched_add_after(sched_point, cpyxchg);
+
+				DBG((mod, LEVEL_1, "replacing %+F with %+F, placed new node after %+F\n", irn, cpyxchg, sched_point));
+
+				/* set the new scheduling point */
+				sched_point = res1;
 			}
 			else {
 				DBG((mod, LEVEL_1, "%+F creating copy node (%+F, %s) -> (%+F, %s)\n",
@@ -443,14 +452,13 @@ static void lower_perm_node(ir_node *irn, void *walk_env) {
 
 				/* exchange copy node and proj */
 				exchange(res2, cpyxchg);
-			}
 
-			/* insert the copy/exchange node in schedule after the magic schedule node (see above) */
-			sched_add_after(sched_point, cpyxchg);
-			/* set the new scheduling point */
-			sched_point = cpyxchg;
+				/* insert the copy/exchange node in schedule after the magic schedule node (see above) */
+				sched_add_after(sched_point, cpyxchg);
 
-			DBG((mod, LEVEL_1, "replacing %+F with %+F, placed new node after %+F\n", irn, cpyxchg, sched_point));
+				/* set the new scheduling point */
+				sched_point = cpyxchg;
+			}
 		}
 
 		free((void *) cycle->elems);
@@ -496,13 +504,13 @@ static void fix_in(ir_node *irn, ir_node *old, ir_node *nw) {
 
 static void gen_assure_different_pattern(ir_node *irn, be_irg_t *birg, ir_node *other_different) {
 	const arch_env_t          *arch_env = birg->main_env->arch_env;
-	ir_node                   *in[1], *keep, *cpy, *temp;
+	ir_node                   *in[2], *keep, *cpy, *temp;
 	ir_node                   *block = get_nodes_block(irn);
-	firm_dbg_module_t         *mod   = firm_dbg_register("firm.be.lower");
 	const arch_register_class_t *cls = arch_get_irn_reg_class(arch_env, other_different, -1);
+	FIRM_DBG_REGISTER(firm_dbg_module_t *mod, "firm.be.lower");
 
-	if (arch_irn_is_ignore(arch_env, other_different)) {
-		DBG((mod, LEVEL_1, "ignore constraint for %+F because other_irn is ignore\n", irn));
+	if (arch_irn_is(arch_env, other_different, ignore) || ! mode_is_datab(get_irn_mode(other_different))) {
+		DBG((mod, LEVEL_1, "ignore constraint for %+F because other_irn is ignore or not a datab node\n", irn));
 		return;
 	}
 
@@ -528,6 +536,7 @@ static void gen_assure_different_pattern(ir_node *irn, be_irg_t *birg, ir_node *
 	}
 	else {
 		keep = be_new_CopyKeep_single(cls, birg->irg, block, cpy, irn, get_irn_mode(other_different));
+		be_node_set_reg_class(keep, 1, cls);
 		edges_reroute(other_different, keep, birg->irg);
 	}
 
@@ -626,7 +635,7 @@ void lower_nodes_after_ra(be_chordal_env_t *chord_env, int do_copy) {
 
 	env.chord_env  = chord_env;
 	env.do_copy    = do_copy;
-	env.dbg_module = firm_dbg_register("firm.be.lower");
+	FIRM_DBG_REGISTER(env.dbg_module, "firm.be.lower");
 
 	irg_walk_blkwise_graph(chord_env->irg, NULL, lower_nodes_after_ra_walker, &env);
 }