add timing feature · tjh.dev/um32@61d725d

tjh.dev / um32

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Implementation of the UM-32 "Universal Machine" as described by the Cult of the Bound Variable

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add timing feature

tjh 1 year ago 61d725d1 890c4632

2 changed files

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unified split

Cargo.toml

src

main.rs

Cargo.toml

··· 10 10 default = ["reclaim-memory"] 11 11 reclaim-memory = [] 12 12 smallvec = ["dep:smallvec"] 13 + timing = []

src/main.rs

··· 1 1 #[cfg(feature = "smallvec")] 2 2 use smallvec::SmallVec; 3 + #[cfg(feature = "timing")] 3 4 use std::time::Instant; 4 5 5 6 #[cfg(feature = "smallvec")] ··· 178 179 179 180 /// Begins the spin-cycle of the universal machine. 180 181 pub fn run(mut self) { 182 + #[cfg(feature = "timing")] 183 + let start = Instant::now(); 184 + 181 185 loop { 182 186 match self.ops[self.program_counter as usize] { 183 187 // Operator #0. Conditional Move. ··· 357 361 358 362 self.program_counter += 1; 359 363 } 364 + 365 + #[cfg(feature = "timing")] 366 + eprintln!("um complete: {:?}", start.elapsed()); 360 367 } 361 368 362 369 /// Loads the value from the specified register. ··· 419 426 } 420 427 } 421 428 429 + #[cold] 422 430 #[inline(never)] 423 431 fn panic(&self) -> ! { 424 432 panic!(