be: remove unused reg_class_for_mode callback

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

diff --git a/ir/be/sparc/sparc_stackframe.c b/ir/be/sparc/sparc_stackframe.c
index e5b6c7b..9a043d7 100644 (file)
--- a/ir/be/sparc/sparc_stackframe.c
+++ b/ir/be/sparc/sparc_stackframe.c
@@ -21,7 +21,6 @@
  * @file
  * @brief   Manage addressing into the stackframe
  * @author  Matthias Braun
- * @version $Id$
  */
 #include "config.h"
 
@@ -65,7 +64,7 @@ static void process_bias(ir_node *block, bool sp_relative, int bias,
                if (entity != NULL) {
                        int offset = get_entity_offset(entity);
                        if (sp_relative)
-                               offset += bias;
+                               offset += bias + SPARC_MIN_STACKSIZE;
                        arch_set_frame_offset(irn, offset);
                }
 
@@ -259,7 +258,11 @@ void sparc_create_stacklayout(ir_graph *irg, calling_convention_t *cconv)
        memset(layout, 0, sizeof(*layout));
 
        between_type = new_type_class(new_id_from_str("sparc_between_type"));
-       set_type_size_bytes(between_type, SPARC_MIN_STACKSIZE);
+       if (cconv->omit_fp) {
+               set_type_size_bytes(between_type, 0);
+       } else {
+               set_type_size_bytes(between_type, SPARC_MIN_STACKSIZE);
+       }
 
        layout->frame_type     = get_irg_frame_type(irg);
        layout->between_type   = between_type;
@@ -313,12 +316,14 @@ static void process_frame_types(ir_graph *irg)
 
 void sparc_fix_stack_bias(ir_graph *irg)
 {
+       bool sp_relative = be_get_irg_stack_layout(irg)->sp_relative;
+
        ir_node *start_block = get_irg_start_block(irg);
 
        process_frame_types(irg);
 
        ir_reserve_resources(irg, IR_RESOURCE_BLOCK_VISITED);
        inc_irg_block_visited(irg);
-       process_bias(start_block, be_get_irg_stack_layout(irg)->sp_relative, 0, 0);
+       process_bias(start_block, sp_relative, 0, 0);
        ir_free_resources(irg, IR_RESOURCE_BLOCK_VISITED);
 }