Changeset 949339b for benchmark/bench.rs

Timestamp:

Sep 27, 2021, 2:09:55 PM (4 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, ast-experimental, enum, forall-pointer-decay, master, pthread-emulation, qualifiedEnum, stuck-waitfor-destruct

Children:

cc287800

Parents:

4e28d2e9 (diff), 056cbdb (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

File:

• benchmark/bench.rs (modified) (4 diffs)

benchmark/bench.rs

@@ -1 +1 @@
 use std::io::{self, Write};
+use std::option;
 use std::sync::atomic::{AtomicU64, AtomicBool, Ordering};
 use std::time::{Instant,Duration};
+use std::u128;
 
 use clap::{Arg, ArgMatches};
@@ -27 +29 @@
 
 impl BenchData {
-        pub fn new(options: ArgMatches, nthreads: usize) -> BenchData {
+        pub fn new(options: ArgMatches, nthreads: usize, default_it: option::Option<u64>) -> BenchData {
                 let (clock_mode, stop_count, duration) = if options.is_present("iterations") {
                         (false,
                         options.value_of("iterations").unwrap().parse::<u64>().unwrap(),
+                        -1.0)
+                } else if !default_it.is_none() {
+                        (false,
+                        default_it.unwrap(),
                         -1.0)
                 } else {
@@ -48 +54 @@
         }
 
+        #[allow(dead_code)]
         pub async fn wait(&self, start: &Instant) -> Duration{
                 loop {
@@ -69 +76 @@
 }
 
+// ==================================================
+pub fn _lehmer64( state: &mut u128 ) -> u64 {
+        *state = state.wrapping_mul(0xda942042e4dd58b5);
+        return (*state >> 64) as u64;
+}