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Add multi segmented seg_reverse_copy test

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Ion Gaztañaga
2026-04-25 01:05:24 +02:00
parent a13ed0a7e8
commit c2bbd487e6
1 changed files with 16 additions and 16 deletions
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experimental/bench_segmented_algos.cpp
+16 -16
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@@ -1238,19 +1238,17 @@ struct seg_reverse {
};
// --- reverse_copy ---
template<class C>
template<class C, class OutT>
struct std_reverse_copy {
typedef typename C::value_type VT;
const C &c; boost::container::vector<VT> &out;
std_reverse_copy(const C &c_, boost::container::vector<VT> &o_) : c(c_), out(o_) {}
const C &c; OutT &out;
std_reverse_copy(const C &c_, OutT &o_) : c(c_), out(o_) {}
BOOST_CONTAINER_FORCEINLINE void operator()()
{ clobber(); std::reverse_copy(c.begin(), c.end(), out.begin()); escape(&out[0]); }
};
template<class C, bool Wrap = false>
template<class C, class OutT, bool Wrap = false>
struct seg_reverse_copy {
typedef typename C::value_type VT;
const C &c; boost::container::vector<VT> &out;
seg_reverse_copy(const C &c_, boost::container::vector<VT> &o_) : c(c_), out(o_) {}
const C &c; OutT &out;
seg_reverse_copy(const C &c_, OutT &o_) : c(c_), out(o_) {}
BOOST_CONTAINER_FORCEINLINE void operator()()
{ clobber(); bc::segmented_reverse_copy(iter_w<Wrap>::wrap(c.begin()), iter_w<Wrap>::wrap(c.end()), iter_w<Wrap>::wrap(out.begin())); escape(&out[0]); }
};
@@ -1938,15 +1936,16 @@ void bench_reverse(const C &c, std::size_t iters, const char* cname)
bench_ops::seg_reverse<C, true>(c2, result), "reverse", cname);
}
template<class C>
void bench_reverse_copy(const C &c, std::size_t iters, const char* cname)
template<bool IsDual, class C>
void bench_reverse_copy(const C &c, std::size_t iters, const char* cname, const char* label)
{
typedef typename C::value_type VT;
boost::container::vector<VT> out(c.size());
typedef typename boost::move_detail::if_c<IsDual, C, boost::container::vector<VT> >::type out_t;
out_t out(c.size());
compare_batch(iters, c.size(),
bench_ops::std_reverse_copy<C>(c, out),
bench_ops::seg_reverse_copy<C>(c, out),
bench_ops::seg_reverse_copy<C, true>(c, out), "reverse_copy", cname);
bench_ops::std_reverse_copy<C, out_t>(c, out),
bench_ops::seg_reverse_copy<C, out_t>(c, out),
bench_ops::seg_reverse_copy<C, out_t, true>(c, out), label, cname);
}
template<class C>
@@ -2367,7 +2366,8 @@ void run_all(const C& c, std::size_t iters, const char* cname)
bench_reverse(c, iters, cname);
//reverse_copy
bench_reverse_copy(c, iters, cname);
bench_reverse_copy<false>(c, iters, cname, "reverse_copy");
bench_reverse_copy<true>(c, iters, cname, "reverse_copy(2xS)");
//search
{
@@ -2424,7 +2424,7 @@ void run_benchmarks()
//#define SIMPLE_TEST
#if defined(NDEBUG) && !defined(SIMPLE_TEST)
const std::size_t N = 100000;
const std::size_t iter = 4000;
const std::size_t iter = 2000;
#else
const std::size_t N = 10000;
const std::size_t iter = 1;