/** * lower Alloca nodes to allocate "bytes" instead of a certain type */ static void lower_alloca_free(ir_node *node, void *data) { (void) data; if (is_Alloc(node)) { } else if (is_Proj(node)) { ir_node *proj_pred = get_Proj_pred(node); if (is_Alloc(proj_pred)) { transform_Proj_Alloc(node); } return; } else { return; } if (!ir_nodeset_insert(&transformed, node)) return; if (stack_alignment <= 1) return; ir_node *const size = get_Alloc_size(node); ir_node *const mem = get_Alloc_mem(node); ir_node *const block = get_nodes_block(node); dbg_info *const dbgi = get_irn_dbg_info(node); ir_node *const new_size = adjust_alloc_size(dbgi, size, block); ir_node *const new_node = new_rd_Alloc(dbgi, block, mem, new_size, 1); ir_nodeset_insert(&transformed, new_node); if (new_node != node) exchange(node, new_node); }
/** * lower Alloca nodes to allocate "bytes" instead of a certain type */ static void lower_node(ir_node *node, void *data) { bool *changed = (bool*)data; if (!is_Alloc(node)) return; ir_node *const size = get_Alloc_size(node); ir_node *const mem = get_Alloc_mem(node); ir_node *const block = get_nodes_block(node); dbg_info *const dbgi = get_irn_dbg_info(node); ir_node *const new_size = adjust_alloc_size(dbgi, size, block); ir_node *const new_node = new_rd_Alloc(dbgi, block, mem, new_size, 1); if (new_node != node) exchange(node, new_node); *changed = true; }