X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firvrfy.c;h=457bc623bd135f55ebb3b46dcd78e871c5ebb982;hb=b597c7fd473086ca6374b2abbdf129f595c156d0;hp=e5982cd50204e77e1358e751f9a8bf62e78c25cb;hpb=f2d236f4fac425604e8552790432332ff216c065;p=libfirm

diff --git a/ir/ir/irvrfy.c b/ir/ir/irvrfy.c
index e5982cd50..457bc623b 100644
--- a/ir/ir/irvrfy.c
+++ b/ir/ir/irvrfy.c
@@ -868,18 +868,23 @@ static int verify_node_Block(ir_node *n, ir_graph *irg) {
 
 		/* Blocks with more than one predecessor must be header blocks */
 		ASSERT_AND_RET(get_Block_n_cfgpreds(n) == 1, "partBlock with more than one predecessor", 0);
-		pred = get_Block_cfgpred(n, 0);
-		if (is_Proj(pred)) {
-			/* the predecessor MUST be a regular Proj */
-			ir_node *frag_op = get_Proj_pred(pred);
-			ASSERT_AND_RET(is_fragile_op(frag_op) && get_Proj_proj(pred) == pn_Generic_X_regular,
-				"partBlock with non-regular predecessor", 0);
+		if (get_irg_phase_state(irg) != phase_backend) {
+			pred = get_Block_cfgpred(n, 0);
+			if (is_Proj(pred)) {
+				/* the predecessor MUST be a regular Proj */
+				ir_node *frag_op = get_Proj_pred(pred);
+				ASSERT_AND_RET(
+					is_fragile_op(frag_op) && get_Proj_proj(pred) == pn_Generic_X_regular,
+					"partBlock with non-regular predecessor", 0);
+			} else {
+				/* We allow Jmps to be predecessors of partBlocks. This can happen due to optimization
+				   of fragile nodes during construction. It does not violate our assumption of dominance
+				   so let it. */
+				ASSERT_AND_RET(is_Jmp(pred) || is_Bad(pred),
+					"partBlock with non-regular predecessor", 0);
+			}
 		} else {
-			/* We allow Jmps to be predecessors of partBlocks. This can happen due to optimization
-			   of fragile nodes during construction. It does not violate our assumption of dominance
-			   so let it. */
-			ASSERT_AND_RET(is_Jmp(pred) || is_Bad(pred),
-				"partBlock with non-regular predecessor", 0);
+			/* relax in backend: Bound nodes are probably lowered into conditional jumps */
 		}
 	}
 
@@ -1274,15 +1279,12 @@ static int verify_node_Sub(ir_node *n, ir_graph *irg) {
 			(mymode ==op1mode && mymode == op2mode && mode_is_data(op1mode)) ||
 			/* Pointer Sub: BB x ref x int --> ref */
 			(op1mode == mymode && mode_is_int(op2mode) && mode_is_reference(mymode)) ||
-			/* Pointer Sub: BB x int x ref --> ref */
-			(mode_is_int(op1mode) && op2mode == mymode && mode_is_reference(mymode)) ||
 			/* Pointer Sub: BB x ref x ref --> int */
 			(op1mode == op2mode && mode_is_reference(op2mode) && mode_is_int(mymode))
 		),
 		"Sub node", 0,
 		show_binop_failure(n, "/* common Sub: BB x numP x numP --> numP */ |\n"
 			"/* Pointer Sub: BB x ref x int --> ref */   |\n"
-			"/* Pointer Sub: BB x int x ref --> ref */   |\n"
 			"/* Pointer Sub: BB x ref x ref --> int */" );
 		);
 	return 1;
@@ -1822,11 +1824,11 @@ static int verify_node_Mux(ir_node *n, ir_graph *irg) {
 	(void) irg;
 
 	ASSERT_AND_RET(
-		/* Mux: BB x b x numP x numP --> numP */
+		/* Mux: BB x b x datab x datab --> datab */
 		op1mode == mode_b &&
 		op2mode == mymode &&
 		op3mode == mymode &&
-		mode_is_data(mymode),
+		mode_is_datab(mymode),
 		"Mux node", 0
 		);
 	return 1;