target-z80/genreg_template.h

   1 /*
   2  * Z80 translation (templates for various register related operations)
   3  *
   4  *  Copyright (c) 2007-2009 Stuart Brady <stuart.brady@gmail.com>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Library General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Library General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA  02110-1301 USA
  19  */
  20
  21 /* Loads */
  22
  23 static inline void glue(gen_movb_v_,REGHIGH)(TCGv v)
  24 {
  25     tcg_gen_ld8u_tl(v, cpu_env,
  26                     offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  27                                             BYTE_OFFSET(cpu_env->regs[], 1));
  28 }
  29
  30 static inline void glue(gen_movb_v_,REGLOW)(TCGv v)
  31 {
  32     tcg_gen_ld8u_tl(v, cpu_env,
  33                     offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  34                                             BYTE_OFFSET(cpu_env->regs[], 0));
  35 }
  36
  37 static inline void glue(gen_movw_v_,REGPAIR)(TCGv v)
  38 {
  39     tcg_gen_ld16u_tl(v, cpu_env,
  40                      offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  41                                              WORD_OFFSET(cpu_env->regs[], 0));
  42 }
  43
  44 /* Stores */
  45
  46 static inline void glue(glue(gen_movb_,REGHIGH),_v)(TCGv v)
  47 {
  48     tcg_gen_st8_tl(v, cpu_env,
  49                    offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  50                                            BYTE_OFFSET(cpu_env->regs[], 1));
  51 }
  52
  53 static inline void glue(glue(gen_movb_,REGLOW),_v)(TCGv v)
  54 {
  55     tcg_gen_st8_tl(v, cpu_env,
  56                    offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  57                                            BYTE_OFFSET(cpu_env->regs[], 0));
  58 }
  59
  60 static inline void glue(glue(gen_movw_,REGPAIR),_v)(TCGv v)
  61 {
  62     tcg_gen_st16_tl(v, cpu_env,
  63                     offsetof(CPUState, regs[glue(R_,REGPAIR)]) +
  64                                             WORD_OFFSET(cpu_env->regs[], 0));
  65 }