text: /* prmclia6.c: MUTATOR CONTEXT ARM64 (LINUX)
   *
   * $Id$
   * Copyright (c) 2001-2021 Ravenbrook Limited.  See end of file for license.
   *
   * .purpose: Implement the mutator context module. <design/prmc>.
   */
  
  #include "prmcix.h"
  
  SRCID(prmclia6, "$Id$");
  
  #if !defined(MPS_OS_LI) || !defined(MPS_ARCH_A6)
  #error "prmclia6.c is specific to MPS_OS_LI and MPS_ARCH_A6"
  #endif
  
  
  Addr MutatorContextSP(MutatorContext context)
  {
    AVERT(MutatorContext, context);
  
    return (Addr)context->ucontext->uc_mcontext.sp;
  }
  
  
  /* C. COPYRIGHT AND LICENSE
   *
   * Copyright (C) 2001-2021 Ravenbrook Limited <https://www.ravenbrook.com/>.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the
   *    distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
   * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
   * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  