Small simplification in ia32 ASM emitter.

[libfirm] / ir / be / ia32 / ia32_transform.c

diff --git a/ir/be/ia32/ia32_transform.c b/ir/be/ia32/ia32_transform.c
index 3b51905..bf8b48d 100644 (file)
--- a/ir/be/ia32/ia32_transform.c
+++ b/ir/be/ia32/ia32_transform.c
@@ -2627,48 +2627,6 @@ static ir_node *gen_Cond(ir_node *node) {
        return new_node;
 }
 
-/**
- * Transforms a CopyB node.
- *
- * @return The transformed node.
- */
-static ir_node *gen_CopyB(ir_node *node) {
-       ir_node  *block    = be_transform_node(get_nodes_block(node));
-       ir_node  *src      = get_CopyB_src(node);
-       ir_node  *new_src  = be_transform_node(src);
-       ir_node  *dst      = get_CopyB_dst(node);
-       ir_node  *new_dst  = be_transform_node(dst);
-       ir_node  *mem      = get_CopyB_mem(node);
-       ir_node  *new_mem  = be_transform_node(mem);
-       ir_node  *res      = NULL;
-       ir_graph *irg      = current_ir_graph;
-       dbg_info *dbgi     = get_irn_dbg_info(node);
-       int      size      = get_type_size_bytes(get_CopyB_type(node));
-       int      rem;
-
-       /* If we have to copy more than 32 bytes, we use REP MOVSx and */
-       /* then we need the size explicitly in ECX.                    */
-       if (size >= 32 * 4) {
-               rem = size & 0x3; /* size % 4 */
-               size >>= 2;
-
-               res = new_rd_ia32_Const(dbgi, irg, block, NULL, 0, size);
-               add_irn_dep(res, get_irg_frame(irg));
-
-               res = new_rd_ia32_CopyB(dbgi, irg, block, new_dst, new_src, res, new_mem, rem);
-       } else {
-               if(size == 0) {
-                       ir_fprintf(stderr, "Optimisation warning copyb %+F with size <4\n",
-                                  node);
-               }
-               res = new_rd_ia32_CopyB_i(dbgi, irg, block, new_dst, new_src, new_mem, size);
-       }
-
-       SET_IA32_ORIG_NODE(res, ia32_get_old_node_name(env_cg, node));
-
-       return res;
-}
-
 static ir_node *gen_be_Copy(ir_node *node)
 {
        ir_node *new_node = be_duplicate_node(node);
@@ -4358,18 +4316,6 @@ static ir_node *gen_Proj_Quot(ir_node *node) {
        return new_rd_Unknown(irg, mode);
 }
 
-/**
- * Transform the Thread Local Storage Proj.
- */
-static ir_node *gen_Proj_tls(ir_node *node) {
-       ir_node  *block = be_transform_node(get_nodes_block(node));
-       ir_graph *irg   = current_ir_graph;
-       dbg_info *dbgi  = NULL;
-       ir_node  *res   = new_rd_ia32_LdTls(dbgi, irg, block, mode_Iu);
-
-       return res;
-}
-
 static ir_node *gen_be_Call(ir_node *node) {
        ir_node *res = be_duplicate_node(node);
        be_node_add_flags(res, -1, arch_irn_flags_modify_flags);
@@ -4720,8 +4666,8 @@ static void ia32_pretransform_node(void *arch_cg) {
 }
 
 /**
- * Walker, checks if all ia32 nodes producing more than one result have
- * its Projs, otherwise creates new Projs and keep them using a be_Keep node.
+ * Walker, checks if all ia32 nodes producing more than one result have their
+ * Projs, otherwise creates new Projs and keeps them using a be_Keep node.
  */
 static void add_missing_keep_walker(ir_node *node, void *data)
 {