47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
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// Copyright Oliver Kowalke 2009.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <cstddef>
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#include <cstdlib>
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#include <cstring>
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#include <iostream>
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#include <emmintrin.h>
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#include <boost/context/fiber.hpp>
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namespace ctx = boost::context;
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void echoSSE( int i) {
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__m128i xmm;
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xmm = _mm_set_epi32( i, i + 1, i + 2, i + 3);
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uint32_t v32[4];
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memcpy( & v32, & xmm, 16);
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std::cout << v32[0];
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std::cout << v32[1];
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std::cout << v32[2];
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std::cout << v32[3];
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}
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int main( int argc, char * argv[]) {
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int i = 0;
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ctx::fiber f{
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[&i](ctx::fiber && f) {
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for (;;) {
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std::cout << i;
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echoSSE( i);
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std::cout << " ";
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f = std::move( f).resume();
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}
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return std::move( f);
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}};
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for (; i < 11; ++i) {
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f = std::move( f).resume();
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}
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std::cout << "\nmain: done" << std::endl;
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return EXIT_SUCCESS;
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}
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