ceph/src/boost/libs/context/include/boost/context/detail/fcontext_sparc.hpp

   1 //          Copyright Martin Husemann 2012
   2 // Distributed under the Boost Software License, Version 1.0.
   3 //    (See accompanying file LICENSE_1_0.txt or copy at
   4 //          http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #ifndef BOOST_CTX_DETAIL_FCONTEXT_SPARC_H
   7 #define BOOST_CTX_DETAIL_FCONTEXT_SPARC_H
   8
   9 #include <cstddef>
  10
  11 #include <boost/config.hpp>
  12 #include <boost/cstdint.hpp>
  13
  14 #include <boost/context/detail/config.hpp>
  15
  16 #ifdef BOOST_HAS_ABI_HEADERS
  17 # include BOOST_ABI_PREFIX
  18 #endif
  19
  20 namespace boost {
  21 namespace context {
  22
  23 extern "C" {
  24
  25 #define BOOST_CONTEXT_CALLDECL
  26
  27 // if defined(_LP64) we are compiling for sparc64, otherwise it is 32 bit
  28 // sparc.
  29
  30
  31 struct stack_t
  32 {
  33     void    *   sp;
  34     std::size_t size;
  35
  36     stack_t() :
  37         sp( 0), size( 0)
  38     {}
  39 };
  40
  41 struct fp_t
  42 {
  43 #ifdef _LP64
  44     boost::uint64_t     fp_freg[32];
  45     boost::uint64_t     fp_fprs, fp_fsr;
  46 #else
  47     boost::uint64_t     fp_freg[16];
  48     boost::uint32_t     fp_fsr;
  49 #endif
  50
  51     fp_t() :
  52         fp_freg(),
  53 #ifdef _LP64
  54         fp_fprs(),
  55 #endif
  56         fp_fsr()
  57     {}
  58 }
  59 #ifdef _LP64
  60                  __attribute__((__aligned__(64)))       // allow VIS instructions to be used
  61 #endif
  62 ;
  63
  64 struct fcontext_t
  65 {
  66     fp_t                fc_fp;  // fpu stuff first, for easier alignement
  67 #ifdef _LP64
  68     boost::uint64_t
  69 #else
  70     boost::uint32_t
  71 #endif
  72                         fc_greg[8];
  73     stack_t             fc_stack;
  74
  75     fcontext_t() :
  76         fc_fp(),
  77         fc_greg(),
  78         fc_stack()
  79     {}
  80 };
  81
  82 }
  83
  84 }}
  85
  86 #ifdef BOOST_HAS_ABI_HEADERS
  87 # include BOOST_ABI_SUFFIX
  88 #endif
  89
  90 #endif // BOOST_CTX_DETAIL_FCONTEXT_SPARC_H