target-i386/opreg_template.h

   1 /*
   2  *  i386 micro operations (templates for various register related
   3  *  operations)
   4  *
   5  *  Copyright (c) 2003 Fabrice Bellard
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  20  */
  21 /* mov T1 to REG if T0 is true */
  22 void OPPROTO glue(glue(op_cmovw,REGNAME),_T1_T0)(void)
  23 {
  24     if (T0)
  25         REG = (REG & ~0xffff) | (T1 & 0xffff);
  26     FORCE_RET();
  27 }
  28
  29 void OPPROTO glue(glue(op_cmovl,REGNAME),_T1_T0)(void)
  30 {
  31 #ifdef TARGET_X86_64
  32     if (T0)
  33         REG = (uint32_t)T1;
  34     else
  35         REG = (uint32_t)REG;
  36 #else
  37     if (T0)
  38         REG = (uint32_t)T1;
  39 #endif
  40     FORCE_RET();
  41 }
  42
  43 #ifdef TARGET_X86_64
  44 void OPPROTO glue(glue(op_cmovq,REGNAME),_T1_T0)(void)
  45 {
  46     if (T0)
  47         REG = T1;
  48     FORCE_RET();
  49 }
  50 #endif