release/src/router/mysql/storage/ndb/include/portlib/PortDefs.h

   1 /* Copyright (c) 2003-2005 MySQL AB
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; version 2 of the License.
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA */
  15
  16 #ifndef PORT_DEFS_H
  17 #define PORT_DEFS_H
  18 /*
  19    This file contains varoius declarations/definitions needed in the port of AXEVM to NT, as well as backporting
  20    to Solaris...
  21
  22   $Id: PortDefs.h,v 1.5 2003/10/07 07:59:59 mikael Exp $
  23 */
  24
  25 #ifdef NDB_ALPHA
  26 #ifdef NDB_GCC /* only for NDB_ALPHA */
  27 extern int gnuShouldNotUseRPCC();
  28 #define RPCC() gnuShouldNotUseRPCC();
  29 #else
  30 #define RPCC() ((int)__asm(" rpcc v0;"))
  31 #define MB() __asm(" mb;");
  32 #define WMB() __asm(" wmb;");
  33 #ifdef USE_INITIALSP
  34 #define IS_IP() (__asm(" mov sp,v0;") < IPinitialSP)
  35 #else /* USE_INITIALSP */
  36 #define IS_IP() (((__asm(" rpcc v0;") >> 32) & 0x7) == IP_CPU)
  37 #endif
  38 #endif /* NDB_GCC */
  39 #else /* NDB_ALPHA */
  40 #if defined NDB_SPARC
  41 #define MB() asm ("membar 0x0;");  /* LoadLoad */
  42 #define WMB() asm ("membar 0x3;"); /* StoreStore */
  43 #else /* NDB_SPARC */
  44 #define MB()
  45 #define WMB()
  46 #endif /* NDB_SPARC */
  47 #define IS_IP() (1==1)
  48 extern int shouldNotUseRPCC();
  49 #define RPCC() shouldNotUseRPCC();
  50 #endif /* NDB_ALPHA */
  51
  52 #endif