//          Copyright Oliver Kowalke 2009.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//          http://www.boost.org/LICENSE_1_0.txt)

#include <cstddef>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <emmintrin.h>

#include <boost/context/continuation.hpp>

namespace ctx = boost::context;

void echoSSE( int i) {
    __m128i xmm;
    xmm = _mm_set_epi32( i, i + 1, i + 2, i + 3);
    uint32_t v32[4];
    memcpy( & v32, & xmm, 16);
    std::cout << v32[0]; 
    std::cout << v32[1]; 
    std::cout << v32[2]; 
    std::cout << v32[3]; 
}

ctx::continuation echo( ctx::continuation && c) {
    int i = ctx::transfer_data< int >( c);
    for (;;) {
        std::cout << i;
        echoSSE( i);
        std::cout << " ";
        c = ctx::resume( std::move( c) );
        i = ctx::transfer_data< int >( c);
    }
    return std::move( c);
}

int main( int argc, char * argv[]) {
    ctx::continuation c = ctx::callcc( echo, 0);
    for ( int i = 1; i < 10; ++i) {
        c = ctx::resume( std::move( c), i);
    }
    std::cout << "\nmain: done" << std::endl;
    return EXIT_SUCCESS;
}