usr/src/lib/libbc/sparc/inc/PIC.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 #pragma ident   "%Z%%M% %I%     %E% SMI"
  23
  24 #ifdef PIC
  25 #define PIC_SETUP(r) \
  26         or      %g0,%o7,%g1; \
  27 1: \
  28         call    2f; \
  29         nop; \
  30 2: \
  31         sethi   %hi(_GLOBAL_OFFSET_TABLE_ - (1b-.)), %r; \
  32         or      %r, %lo(_GLOBAL_OFFSET_TABLE_ - (1b-.)),%r; \
  33         add     %r, %o7, %r; \
  34         or      %g0,%g1,%o7
  35 #else
  36 #define PIC_SETUP()
  37 #endif
  38