libmacho/m68k_swap.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 #ifndef RLD
  24 #include <mach-o/m68k/swap.h>
  25
  26 void
  27 swap_m68k_thread_state_regs(
  28 struct m68k_thread_state_regs *cpu,
  29 enum NXByteOrder target_byte_sex)
  30 {
  31     unsigned long i;
  32
  33         for(i = 0; i < 8; i++)
  34             cpu->dreg[i] = NXSwapLong(cpu->dreg[i]);
  35         for(i = 0; i < 8; i++)
  36             cpu->areg[i] = NXSwapLong(cpu->areg[i]);
  37         cpu->pad0 = NXSwapShort(cpu->pad0);
  38         cpu->sr = NXSwapShort(cpu->sr);
  39         cpu->pc = NXSwapLong(cpu->pc);
  40 }
  41
  42 void
  43 swap_m68k_thread_state_68882(
  44 struct m68k_thread_state_68882 *fpu,
  45 enum NXByteOrder target_byte_sex)
  46 {
  47     unsigned long i, tmp;
  48
  49         for(i = 0; i < 8; i++){
  50                            tmp = NXSwapLong(fpu->regs[i].fp[0]);
  51             fpu->regs[i].fp[1] = NXSwapLong(fpu->regs[i].fp[1]);
  52             fpu->regs[i].fp[0] = NXSwapLong(fpu->regs[i].fp[2]);
  53             fpu->regs[i].fp[2] = tmp;
  54         }
  55         fpu->cr = NXSwapLong(fpu->cr);
  56         fpu->sr = NXSwapLong(fpu->sr);
  57         fpu->iar = NXSwapLong(fpu->iar);
  58         fpu->state = NXSwapLong(fpu->state);
  59 }
  60
  61 void
  62 swap_m68k_thread_state_user_reg(
  63 struct m68k_thread_state_user_reg *user_reg,
  64 enum NXByteOrder target_byte_sex)
  65 {
  66         user_reg->user_reg = NXSwapLong(user_reg->user_reg);
  67 }
  68 #endif /* !defined(RLD) */