94 lines
2.9 KiB
Rust
94 lines
2.9 KiB
Rust
use std::{collections::BTreeMap, fs, path::Path};
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use maplit::btreemap;
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use scryer_prolog::machine::{
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parsed_results::{QueryMatch, QueryResolution, Value},
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Machine,
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};
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pub fn prolog_benches() -> BTreeMap<&'static str, PrologBenchmark> {
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[
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(
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"count_edges", // name of the benchmark
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"benches/edges.pl", // name of the prolog module file to load
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"independent_set_count(aa, Count).", // query to benchmark in the context of the loaded module
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Strategy::Reuse,
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btreemap! { "Count" => Value::try_from("211954906".to_string()).unwrap(), }, // list of expected bindings
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),
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(
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"count_edges_short",
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"benches/edges.pl", // use the same file in multiple benchmarks
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"independent_set_count(ky, Count).", // consider making the query adjustable to tune the run time to ~0.1s
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Strategy::Reuse,
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btreemap! { "Count" => Value::try_from("2869176".to_string()).unwrap() },
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),
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(
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"numlist_short",
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"benches/numlist.pl",
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"run_numlist(1000000, Head).",
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Strategy::Reuse,
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btreemap! { "Head" => Value::try_from("1".to_string()).unwrap()},
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),
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(
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"csv_codename",
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"benches/csv.pl",
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"get_codename(\"0020\",Name).",
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Strategy::Reuse,
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btreemap! { "Name" => Value::try_from("SPACE".to_string()).unwrap()},
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),
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]
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.map(|b| {
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(
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b.0,
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PrologBenchmark {
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name: b.0,
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filename: b.1,
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query: b.2,
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strategy: b.3,
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bindings: b.4,
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},
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)
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})
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.into()
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}
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pub enum Strategy {
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#[allow(dead_code)]
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Fresh,
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Reuse,
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}
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pub struct PrologBenchmark {
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pub name: &'static str,
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pub filename: &'static str,
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pub query: &'static str,
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pub strategy: Strategy,
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pub bindings: BTreeMap<&'static str, Value>,
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}
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impl PrologBenchmark {
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pub fn setup(&self) -> impl FnMut() {
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let program = fs::read_to_string(self.filename).unwrap();
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let module_name = Path::new(self.filename)
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.file_stem()
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.and_then(|s| s.to_str())
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.unwrap();
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let mut machine = Machine::new_lib();
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machine.load_module_string(module_name, program);
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let benchmark_name = self.name;
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let query = self.query;
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let expected = QueryResolution::Matches(vec![QueryMatch::from(self.bindings.clone())]);
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move || {
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use criterion::black_box;
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let result = black_box(machine.run_query(black_box(query.to_string())));
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match result {
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Ok(r) => assert_eq!(&r, &expected),
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Err(e) => panic!("benchmark {} failed with: {}", benchmark_name, e),
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}
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}
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}
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}
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