File:  [Qemu by Fabrice Bellard] / qemu / target-ppc / exec.h
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 16:37:52 2018 UTC (3 years, 7 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu0072, HEAD
qemu 0.7.2

    1: /*
    2:  *  PowerPC emulation definitions for qemu.
    3:  * 
    4:  *  Copyright (c) 2003-2005 Jocelyn Mayer
    5:  *
    6:  * This library is free software; you can redistribute it and/or
    7:  * modify it under the terms of the GNU Lesser 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:  * Lesser General Public License for more details.
   15:  *
   16:  * You should have received a copy of the GNU Lesser General Public
   17:  * License along with this library; if not, write to the Free Software
   18:  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   19:  */
   20: #if !defined (__PPC_H__)
   21: #define __PPC_H__
   22: 
   23: #include "config.h"
   24: 
   25: #include "dyngen-exec.h"
   26: 
   27: #define TARGET_LONG_BITS 32
   28: 
   29: register struct CPUPPCState *env asm(AREG0);
   30: register uint32_t T0 asm(AREG1);
   31: register uint32_t T1 asm(AREG2);
   32: register uint32_t T2 asm(AREG3);
   33: 
   34: #define PARAM(n) ((uint32_t)PARAM##n)
   35: #define SPARAM(n) ((int32_t)PARAM##n)
   36: #define FT0 (env->ft0)
   37: #define FT1 (env->ft1)
   38: #define FT2 (env->ft2)
   39: 
   40: #if defined (DEBUG_OP)
   41: #define RETURN() __asm__ __volatile__("nop");
   42: #else
   43: #define RETURN() __asm__ __volatile__("");
   44: #endif
   45: 
   46: #include "cpu.h"
   47: #include "exec-all.h"
   48: 
   49: static inline uint32_t rotl (uint32_t i, int n)
   50: {
   51:     return ((i << n) | (i >> (32 - n)));
   52: }
   53: 
   54: /* XXX: move that to a generic header */
   55: #if !defined(CONFIG_USER_ONLY)
   56: 
   57: #define ldul_user ldl_user
   58: #define ldul_kernel ldl_kernel
   59: 
   60: #define ACCESS_TYPE 0
   61: #define MEMSUFFIX _kernel
   62: #define DATA_SIZE 1
   63: #include "softmmu_header.h"
   64: 
   65: #define DATA_SIZE 2
   66: #include "softmmu_header.h"
   67: 
   68: #define DATA_SIZE 4
   69: #include "softmmu_header.h"
   70: 
   71: #define DATA_SIZE 8
   72: #include "softmmu_header.h"
   73: #undef ACCESS_TYPE
   74: #undef MEMSUFFIX
   75: 
   76: #define ACCESS_TYPE 1
   77: #define MEMSUFFIX _user
   78: #define DATA_SIZE 1
   79: #include "softmmu_header.h"
   80: 
   81: #define DATA_SIZE 2
   82: #include "softmmu_header.h"
   83: 
   84: #define DATA_SIZE 4
   85: #include "softmmu_header.h"
   86: 
   87: #define DATA_SIZE 8
   88: #include "softmmu_header.h"
   89: #undef ACCESS_TYPE
   90: #undef MEMSUFFIX
   91: 
   92: /* these access are slower, they must be as rare as possible */
   93: #define ACCESS_TYPE 2
   94: #define MEMSUFFIX _data
   95: #define DATA_SIZE 1
   96: #include "softmmu_header.h"
   97: 
   98: #define DATA_SIZE 2
   99: #include "softmmu_header.h"
  100: 
  101: #define DATA_SIZE 4
  102: #include "softmmu_header.h"
  103: 
  104: #define DATA_SIZE 8
  105: #include "softmmu_header.h"
  106: #undef ACCESS_TYPE
  107: #undef MEMSUFFIX
  108: 
  109: #define ldub(p) ldub_data(p)
  110: #define ldsb(p) ldsb_data(p)
  111: #define lduw(p) lduw_data(p)
  112: #define ldsw(p) ldsw_data(p)
  113: #define ldl(p) ldl_data(p)
  114: #define ldq(p) ldq_data(p)
  115: 
  116: #define stb(p, v) stb_data(p, v)
  117: #define stw(p, v) stw_data(p, v)
  118: #define stl(p, v) stl_data(p, v)
  119: #define stq(p, v) stq_data(p, v)
  120: 
  121: #endif /* !defined(CONFIG_USER_ONLY) */
  122: 
  123: void do_raise_exception_err (uint32_t exception, int error_code);
  124: void do_raise_exception (uint32_t exception);
  125: 
  126: void do_sraw(void);
  127: 
  128: void do_fctiw (void);
  129: void do_fctiwz (void);
  130: void do_fnmadd (void);
  131: void do_fnmsub (void);
  132: void do_fsqrt (void);
  133: void do_fres (void);
  134: void do_frsqrte (void);
  135: void do_fsel (void);
  136: void do_fcmpu (void);
  137: void do_fcmpo (void);
  138: 
  139: void do_check_reservation (void);
  140: void do_icbi (void);
  141: void do_tlbia (void);
  142: void do_tlbie (void);
  143: 
  144: static inline void env_to_regs(void)
  145: {
  146: }
  147: 
  148: static inline void regs_to_env(void)
  149: {
  150: }
  151: 
  152: int cpu_ppc_handle_mmu_fault (CPUState *env, uint32_t address, int rw,
  153:                               int is_user, int is_softmmu);
  154: 
  155: #endif /* !defined (__PPC_H__) */

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