arthurprs

pub mod xtea {

  const DELTA: u32 = 0x9e3779b9;

  pub fn encrypt(value: &[u32], key: &[u32]) -> Vec<u32> {
    // length of input as n for convinience
    let n = value.len();
    if n == 0 {
      return Vec::new();

arthurprs

 #![feature(sip_hash_13)]
use std::time;
use std::collections::HashMap;
use std::hash::{BuildHasher, BuildHasherDefault};
use std::hash::{SipHasher13, SipHasher24};

type TTTT = u32;

fn main() {
    let a = time::SystemTime::now();

arthurprs

#![feature(conservative_impl_trait)]
extern crate futures;
extern crate tokio_core;

use std::env;
use std::io;
use std::net::SocketAddr;
use futures::{Future, Poll, Async};
use futures::stream::Stream;

arthurprs

use std::hash::{Hasher, BuildHasherDefault};
use std::collections::HashMap;

pub type IdHasherBuilder = BuildHasherDefault<IdHasher>;
pub type IdHashMap<K, V> = HashMap<K, V, IdHasherBuilder>;
pub struct IdHasher(u64);

impl Default for IdHasher {
    #[inline]
    fn default() -> IdHasher {

arthurprs

static const uint32_t kGoldenRatioU32 = 0x9E3779B9U;
static const uint64_t kGoldenRatioU64 = 0x517cc1b727220a95ULL;

inline uint32_t
RotateBitsLeft32(uint32_t aValue, uint8_t aBits)
{
  return (aValue << aBits) | (aValue >> (32 - aBits));
}

arthurprs

➜  hashmap2 git:(layout) ✗ cargo-benchcmp hhkvkv:: orderm:: bench.txt
 name                            hhkvkv:: ns/iter  orderm:: ns/iter  diff ns/iter   diff % 
 grow_100_000                    820,736           470,797               -349,939  -42.64% 
 grow_10_000                     819,471           468,147               -351,324  -42.87% 
 grow_big_value_100_000          19,868,651        7,103,663          -12,764,988  -64.25% 
 grow_big_value_10_000           1,747,976         556,252             -1,191,724  -68.18% 
 grow_fnv_10_000                 411,256           296,907               -114,349  -27.80% 
 insert_100                      2,315             2,286                      -29   -1.25% 
 insert_1000                     22,907            23,622                     715    3.12% 
 insert_100_000                  4,266,405         2,726,115           -1,540,290  -36.10% 

arthurprs

arthurprs

#![feature(global_allocator, test)]
extern crate jemallocator;

#[global_allocator]
static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
extern crate jemalloc_sys;

fn main() { unsafe {
    let ptr = jemalloc_sys::mallocx(100, 0);
    let rsz1 = sallocx(ptr as usize, 0);