be: remove unused reg_class_for_mode callback

[libfirm] / ir / be / sparc / sparc_transform.c

diff --git a/ir/be/sparc/sparc_transform.c b/ir/be/sparc/sparc_transform.c
index e13284a..74d0876 100644 (file)
--- a/ir/be/sparc/sparc_transform.c
+++ b/ir/be/sparc/sparc_transform.c
@@ -21,7 +21,6 @@
  * @file
  * @brief   code selection (transform FIRM into SPARC FIRM)
  * @author  Hannes Rapp, Matthias Braun
- * @version $Id$
  */
 #include "config.h"
 
@@ -1171,18 +1170,23 @@ static ir_node *gen_Const(ir_node *node)
        }
 }
 
-static ir_node *gen_SwitchJmp(ir_node *node)
+static ir_node *gen_Switch(ir_node *node)
 {
-       dbg_info        *dbgi         = get_irn_dbg_info(node);
-       ir_node         *block        = be_transform_node(get_nodes_block(node));
-       ir_node         *selector     = get_Cond_selector(node);
-       ir_node         *new_selector = be_transform_node(selector);
-       long             default_pn   = get_Cond_default_proj(node);
-       ir_entity       *entity;
-       ir_node         *table_address;
-       ir_node         *idx;
-       ir_node         *load;
-       ir_node         *address;
+       dbg_info              *dbgi         = get_irn_dbg_info(node);
+       ir_node               *block        = get_nodes_block(node);
+       ir_node               *new_block    = be_transform_node(block);
+       ir_graph              *irg          = get_irn_irg(block);
+       ir_node               *selector     = get_Switch_selector(node);
+       ir_node               *new_selector = be_transform_node(selector);
+       const ir_switch_table *table        = get_Switch_table(node);
+       unsigned               n_outs       = get_Switch_n_outs(node);
+       ir_entity             *entity;
+       ir_node               *table_address;
+       ir_node               *idx;
+       ir_node               *load;
+       ir_node               *address;
+
+       table = ir_switch_table_duplicate(irg, table);
 
        /* switch with smaller mode not implemented yet */
        assert(get_mode_size_bits(get_irn_mode(selector)) == 32);
@@ -1192,22 +1196,21 @@ static ir_node *gen_SwitchJmp(ir_node *node)
        add_entity_linkage(entity, IR_LINKAGE_CONSTANT);
 
        /* construct base address */
-       table_address = make_address(dbgi, block, entity, 0);
+       table_address = make_address(dbgi, new_block, entity, 0);
        /* scale index */
-       idx = new_bd_sparc_Sll_imm(dbgi, block, new_selector, NULL, 2);
+       idx = new_bd_sparc_Sll_imm(dbgi, new_block, new_selector, NULL, 2);
        /* load from jumptable */
-       load = new_bd_sparc_Ld_reg(dbgi, block, table_address, idx,
+       load = new_bd_sparc_Ld_reg(dbgi, new_block, table_address, idx,
                                   get_irg_no_mem(current_ir_graph),
                                   mode_gp);
        address = new_r_Proj(load, mode_gp, pn_sparc_Ld_res);
 
-       return new_bd_sparc_SwitchJmp(dbgi, block, address, default_pn, entity);
+       return new_bd_sparc_SwitchJmp(dbgi, new_block, address, n_outs, table, entity);
 }
 
 static ir_node *gen_Cond(ir_node *node)
 {
        ir_node    *selector = get_Cond_selector(node);
-       ir_mode    *mode     = get_irn_mode(selector);
        ir_node    *cmp_left;
        ir_mode    *cmp_mode;
        ir_node    *block;
@@ -1215,11 +1218,6 @@ static ir_node *gen_Cond(ir_node *node)
        ir_relation relation;
        dbg_info   *dbgi;
 
-       /* switch/case jumps */
-       if (mode != mode_b) {
-               return gen_SwitchJmp(node);
-       }
-
        /* note: after lower_mode_b we are guaranteed to have a Cmp input */
        block       = be_transform_node(get_nodes_block(node));
        dbgi        = get_irn_dbg_info(node);
@@ -2426,6 +2424,7 @@ static ir_node *gen_Proj(ir_node *node)
                return gen_Proj_Call(node);
        case iro_Cmp:
                return gen_Proj_Cmp(node);
+       case iro_Switch:
        case iro_Cond:
                return be_duplicate_node(node);
        case iro_Div:
@@ -2498,6 +2497,7 @@ static void sparc_register_transformers(void)
        be_set_transform_function(op_Start,        gen_Start);
        be_set_transform_function(op_Store,        gen_Store);
        be_set_transform_function(op_Sub,          gen_Sub);
+       be_set_transform_function(op_Switch,       gen_Switch);
        be_set_transform_function(op_SymConst,     gen_SymConst);
        be_set_transform_function(op_Unknown,      gen_Unknown);