add some localopts for shifting over the mode size

[libfirm] / ir / ir / irnode.c

diff --git a/ir/ir/irnode.c b/ir/ir/irnode.c
index 2491828..d276225 100644 (file)
--- a/ir/ir/irnode.c
+++ b/ir/ir/irnode.c
@@ -251,6 +251,10 @@ void set_irn_in(ir_node *node, int arity, ir_node **in)
        fix_backedges(irg->obst, node);
 
        memcpy((*pOld_in) + 1, in, sizeof(ir_node *) * arity);
+
+       /* update irg flags */
+       set_irg_outs_inconsistent(irg);
+       set_irg_loopinfo_inconsistent(irg);
 }
 
 ir_node *(get_irn_n)(const ir_node *node, int n)
@@ -273,6 +277,10 @@ void set_irn_n(ir_node *node, int n, ir_node *in)
        edges_notify_edge(node, n, in, node->in[n + 1], irg);
 
        node->in[n + 1] = in;
+
+       /* update irg flags */
+       set_irg_outs_inconsistent(irg);
+       set_irg_loopinfo_inconsistent(irg);
 }
 
 int add_irn_n(ir_node *node, ir_node *in)
@@ -586,16 +594,6 @@ int (Block_block_visited)(const ir_node *node)
        return _Block_block_visited(node);
 }
 
-ir_node *(set_Block_dead)(ir_node *block)
-{
-       return _set_Block_dead(block);
-}
-
-int (is_Block_dead)(const ir_node *block)
-{
-       return _is_Block_dead(block);
-}
-
 ir_extblk *get_Block_extbb(const ir_node *block)
 {
        ir_extblk *res;
@@ -727,6 +725,9 @@ void set_End_keepalives(ir_node *end, int n, ir_node *in[])
                end->in[1 + END_KEEPALIVE_OFFSET + i] = in[i];
                edges_notify_edge(end, END_KEEPALIVE_OFFSET + i, end->in[1 + END_KEEPALIVE_OFFSET + i], NULL, irg);
        }
+
+       /* update irg flags */
+       set_irg_outs_inconsistent(irg);
 }
 
 /* Set new keep-alives from old keep-alives, skipping irn */
@@ -762,6 +763,9 @@ found:
        }
        /* now n - 1 keeps, 1 block input */
        ARR_RESIZE(ir_node *, end->in, (n - 1) + 1 + END_KEEPALIVE_OFFSET);
+
+       /* update irg flags */
+       set_irg_outs_inconsistent(irg);
 }
 
 /* remove Bads, NoMems and doublets from the keep-alive set */
@@ -770,6 +774,7 @@ void remove_End_Bads_and_doublets(ir_node *end)
        pset_new_t keeps;
        int        idx, n = get_End_n_keepalives(end);
        ir_graph   *irg;
+       bool       changed = false;
 
        if (n <= 0)
                return;
@@ -781,6 +786,7 @@ void remove_End_Bads_and_doublets(ir_node *end)
                ir_node *ka = get_End_keepalive(end, idx);
 
                if (is_Bad(ka) || is_NoMem(ka) || pset_new_contains(&keeps, ka)) {
+                       changed = true;
                        /* remove the edge */
                        edges_notify_edge(end, idx, NULL, ka, irg);
 
@@ -800,6 +806,10 @@ void remove_End_Bads_and_doublets(ir_node *end)
        ARR_RESIZE(ir_node *, end->in, n + 1 + END_KEEPALIVE_OFFSET);
 
        pset_new_destroy(&keeps);
+
+       if (changed) {
+               set_irg_outs_inconsistent(irg);
+       }
 }
 
 void free_End(ir_node *end)
@@ -1227,24 +1237,28 @@ int is_memop(const ir_node *node)
 ir_node *get_memop_mem(const ir_node *node)
 {
        assert(is_memop(node));
+       assert(n_Load_mem == 0 && n_Store_mem == 0);
        return get_irn_n(node, 0);
 }
 
 void set_memop_mem(ir_node *node, ir_node *mem)
 {
        assert(is_memop(node));
+       assert(n_Load_mem == 0 && n_Store_mem == 0);
        set_irn_n(node, 0, mem);
 }
 
 ir_node *get_memop_ptr(const ir_node *node)
 {
        assert(is_memop(node));
+       assert(n_Load_mem == 1 && n_Store_mem == 1);
        return get_irn_n(node, 1);
 }
 
 void set_memop_ptr(ir_node *node, ir_node *ptr)
 {
        assert(is_memop(node));
+       assert(n_Load_mem == 1 && n_Store_mem == 1);
        set_irn_n(node, 1, ptr);
 }
 
@@ -1292,6 +1306,28 @@ int (is_arg_Proj)(const ir_node *node)
        return _is_arg_Proj(node);
 }
 
+int is_x_except_Proj(const ir_node *node)
+{
+       ir_node *pred;
+       if (!is_Proj(node))
+               return false;
+       pred = get_Proj_pred(node);
+       if (!is_fragile_op(pred))
+               return false;
+       return get_Proj_proj(node) == pred->op->pn_x_except;
+}
+
+int is_x_regular_Proj(const ir_node *node)
+{
+       ir_node *pred;
+       if (!is_Proj(node))
+               return false;
+       pred = get_Proj_pred(node);
+       if (!is_fragile_op(pred))
+               return false;
+       return get_Proj_proj(node) == pred->op->pn_x_regular;
+}
+
 ir_node **get_Tuple_preds_arr(ir_node *node)
 {
        assert(is_Tuple(node));
@@ -1491,6 +1527,11 @@ int is_cfop(const ir_node *node)
        return is_op_cfopcode(get_irn_op(node));
 }
 
+int is_unknown_jump(const ir_node *node)
+{
+       return is_op_unknown_jump(get_irn_op(node));
+}
+
 /* Returns true if the operation can change the control flow because
    of an exception. */
 int is_fragile_op(const ir_node *node)
@@ -1502,23 +1543,7 @@ int is_fragile_op(const ir_node *node)
 ir_node *get_fragile_op_mem(ir_node *node)
 {
        assert(node && is_fragile_op(node));
-
-       switch (get_irn_opcode(node)) {
-       case iro_Call  :
-       case iro_Div   :
-       case iro_Mod   :
-       case iro_Load  :
-       case iro_Store :
-       case iro_Alloc :
-       case iro_Bound :
-       case iro_CopyB :
-               return get_irn_n(node, pn_Generic_M);
-       case iro_Bad   :
-       case iro_Unknown:
-               return node;
-       default:
-               panic("should not be reached");
-       }
+       return get_irn_n(node, node->op->fragile_mem_index);
 }
 
 /* Returns true if the operation is a forking control flow operation. */
@@ -1631,7 +1656,7 @@ static ir_type *get_Null_type(const ir_node *n)
 }
 
 /* Sets the get_type operation for an ir_op_ops. */
-ir_op_ops *firm_set_default_get_type_attr(ir_opcode code, ir_op_ops *ops)
+ir_op_ops *firm_set_default_get_type_attr(unsigned code, ir_op_ops *ops)
 {
        switch (code) {
        case iro_SymConst: ops->get_type_attr = get_SymConst_attr_type; break;
@@ -1656,7 +1681,7 @@ static ir_entity *get_Null_ent(const ir_node *n)
 }
 
 /* Sets the get_type operation for an ir_op_ops. */
-ir_op_ops *firm_set_default_get_entity_attr(ir_opcode code, ir_op_ops *ops)
+ir_op_ops *firm_set_default_get_entity_attr(unsigned code, ir_op_ops *ops)
 {
        switch (code) {
        case iro_SymConst: ops->get_entity_attr = get_SymConst_attr_entity; break;