backend: put ignore regs into beirg

[libfirm] / ir / ir / irgmod.c

diff --git a/ir/ir/irgmod.c b/ir/ir/irgmod.c
index 4703857..9b6f9c5 100644 (file)
--- a/ir/ir/irgmod.c
+++ b/ir/ir/irgmod.c
@@ -188,7 +188,7 @@ static void move(ir_node *node, ir_node *from_bl, ir_node *to_bl)
  * Moves node and all predecessors of node from from_bl to to_bl.
  * Does not move predecessors of Phi nodes (or block nodes).
  */
-static void move_alt(ir_node *node, ir_node *from_bl, ir_node *to_bl)
+static void move_edges(ir_node *node, ir_node *from_bl, ir_node *to_bl)
 {
        int i, arity;
 
@@ -216,26 +216,24 @@ static void move_alt(ir_node *node, ir_node *from_bl, ir_node *to_bl)
        for (i = 0; i < arity; i++) {
                ir_node *pred = get_irn_n(node, i);
                if (get_nodes_block(pred) == from_bl)
-                       move(pred, from_bl, to_bl);
+                       move_edges(pred, from_bl, to_bl);
        }
 }
 
 void part_block(ir_node *node)
 {
-       ir_node *new_block, *old_block;
-       ir_node *phi, *jmp;
-       ir_graph *rem = current_ir_graph;
+       ir_graph *irg = get_irn_irg(node);
+       ir_node  *new_block, *old_block;
+       ir_node  *phi, *jmp;
 
        /* Turn off optimizations so that blocks are not merged again. */
        int rem_opt = get_opt_optimize();
        set_optimize(0);
 
-       current_ir_graph = get_irn_irg(node);
-
        /* Transform the control flow */
        old_block = get_nodes_block(node);
-       new_block = new_Block(get_Block_n_cfgpreds(old_block),
-                             get_Block_cfgpred_arr(old_block));
+       new_block = new_r_Block(irg, get_Block_n_cfgpreds(old_block),
+                               get_Block_cfgpred_arr(old_block));
 
        /* create a jump from new_block to old_block, which is now the lower one */
        jmp = new_r_Jmp(new_block);
@@ -254,14 +252,15 @@ void part_block(ir_node *node)
        }
 
        set_optimize(rem_opt);
-       current_ir_graph = rem;
 }
 
 ir_node *part_block_edges(ir_node *node)
 {
+       ir_graph        *irg       = get_irn_irg(node);
        ir_node         *old_block = get_nodes_block(node);
-       ir_node         *new_block = new_Block(get_Block_n_cfgpreds(old_block),
-                                              get_Block_cfgpred_arr(old_block));
+       ir_node         *new_block = new_r_Block(irg,
+                                                get_Block_n_cfgpreds(old_block),
+                                                get_Block_cfgpred_arr(old_block));
        const ir_edge_t *edge;
        const ir_edge_t *next;
 
@@ -269,7 +268,7 @@ ir_node *part_block_edges(ir_node *node)
        set_irn_in(old_block, 0, NULL);
 
        /* move node and its predecessors to new_block */
-       move_alt(node, old_block, new_block);
+       move_edges(node, old_block, new_block);
 
        /* move Phi nodes to new_block */
        foreach_out_edge_safe(old_block, edge, next) {