# # Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. # # CDDL HEADER START # # The contents of this file are subject to the terms of the # Common Development and Distribution License (the "License"). # You may not use this file except in compliance with the License. # # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE # or http://www.opensolaris.org/os/licensing. # See the License for the specific language governing permissions # and limitations under the License. # # When distributing Covered Code, include this CDDL HEADER in each # file and include the License file at usr/src/OPENSOLARIS.LICENSE. # If applicable, add the following below this CDDL HEADER, with the # fields enclosed by brackets "[]" replaced with your own identifying # information: Portions Copyright [yyyy] [name of copyright owner] # # CDDL HEADER END # # Link-editor mapfile that enables the creation of a bss segment, and aligns # the segment at 4Mb. This effectively provides an appropriate alignment for # large page mapping of the heap, and thus can be useful when building dynamic # executables. See ppgsz(1). Users are cautioned that an alignment # specification may be machine-specific, and may lose its benefit on different # hardware platforms. A more flexible means of requesting the most optimal # underlying page size may evolve in future releases. # # The link-editor does not use this file automatically, so one must use the # -M option to cc or ld: # # cc -M /usr/lib/ld/map.bssalign myprogram.c # $mapfile_version 2 LOAD_SEGMENT bss { ALIGN = 0x400000; };