Modernize the testcrate slighty
* Update `rand` dependency * Drop `cast` in favor of explicit casting or crate-defined * Move build script to 2018 edition
This commit is contained in:
Alex Crichton
parent
36da64f20e
commit
332220adea
@ -2,14 +2,14 @@
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name = "testcrate"
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version = "0.1.0"
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authors = ["Alex Crichton <alex@alexcrichton.com>"]
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edition = "2018"
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[lib]
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test = false
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doctest = false
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[build-dependencies]
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cast = { version = "0.2.2", features = ["x128"] }
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rand = { version = "0.4", features = ["i128_support"] }
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rand = "0.7"
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[dependencies.compiler_builtins]
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path = ".."
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@ -1,6 +1,5 @@
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extern crate cast;
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extern crate rand;
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use rand::seq::SliceRandom;
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use rand::Rng;
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use std::collections::HashMap;
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use std::fmt;
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use std::fmt::Write as FmtWrite;
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@ -10,9 +9,6 @@ use std::io::Write;
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use std::path::PathBuf;
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use std::{env, mem};
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use self::cast::{f32, f64, i128, i32, i64, u128, u32, u64};
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use self::rand::Rng;
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const NTESTS: usize = 1_000;
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fn main() {
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@ -397,7 +393,7 @@ fn main() {
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if a.0.is_nan() {
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return None;
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}
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Some(f64(a.0))
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Some(f64::from(a.0))
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},
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"builtins::float::extend::__extendsfdf2(a)",
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);
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@ -407,7 +403,7 @@ fn main() {
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if a.0.is_nan() {
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return None;
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}
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Some(f64(a.0))
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Some(f64::from(a.0))
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},
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"builtins::float::extend::__extendsfdf2vfp(a)",
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);
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@ -415,92 +411,92 @@ fn main() {
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// float/conv.rs
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gen(
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|a: MyF64| i64(a.0).ok(),
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|a: MyF64| i64::cast(a.0),
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"builtins::float::conv::__fixdfdi(a)",
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);
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gen(
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|a: MyF64| i32(a.0).ok(),
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|a: MyF64| i32::cast(a.0),
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"builtins::float::conv::__fixdfsi(a)",
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);
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gen(
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|a: MyF32| i64(a.0).ok(),
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|a: MyF32| i64::cast(a.0),
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"builtins::float::conv::__fixsfdi(a)",
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);
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gen(
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|a: MyF32| i32(a.0).ok(),
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|a: MyF32| i32::cast(a.0),
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"builtins::float::conv::__fixsfsi(a)",
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);
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gen(
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|a: MyF32| i128(a.0).ok(),
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|a: MyF32| i128::cast(a.0),
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"builtins::float::conv::__fixsfti(a)",
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);
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gen(
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|a: MyF64| i128(a.0).ok(),
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|a: MyF64| i128::cast(a.0),
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"builtins::float::conv::__fixdfti(a)",
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);
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gen(
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|a: MyF64| u64(a.0).ok(),
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|a: MyF64| u64::cast(a.0),
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"builtins::float::conv::__fixunsdfdi(a)",
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);
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gen(
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|a: MyF64| u32(a.0).ok(),
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|a: MyF64| u32::cast(a.0),
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"builtins::float::conv::__fixunsdfsi(a)",
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);
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gen(
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|a: MyF32| u64(a.0).ok(),
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|a: MyF32| u64::cast(a.0),
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"builtins::float::conv::__fixunssfdi(a)",
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);
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gen(
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|a: MyF32| u32(a.0).ok(),
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|a: MyF32| u32::cast(a.0),
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"builtins::float::conv::__fixunssfsi(a)",
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);
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gen(
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|a: MyF32| u128(a.0).ok(),
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|a: MyF32| u128::cast(a.0),
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"builtins::float::conv::__fixunssfti(a)",
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);
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gen(
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|a: MyF64| u128(a.0).ok(),
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|a: MyF64| u128::cast(a.0),
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"builtins::float::conv::__fixunsdfti(a)",
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);
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gen(
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|a: MyI64| Some(f64(a.0)),
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|a: MyI64| Some(a.0 as f64),
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"builtins::float::conv::__floatdidf(a)",
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);
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gen(
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|a: MyI32| Some(f64(a.0)),
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|a: MyI32| Some(a.0 as f64),
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"builtins::float::conv::__floatsidf(a)",
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);
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gen(
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|a: MyI32| Some(f32(a.0)),
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|a: MyI32| Some(a.0 as f32),
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"builtins::float::conv::__floatsisf(a)",
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);
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gen(
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|a: MyU64| Some(f64(a.0)),
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|a: MyU64| Some(a.0 as f64),
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"builtins::float::conv::__floatundidf(a)",
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);
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gen(
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|a: MyU32| Some(f64(a.0)),
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|a: MyU32| Some(a.0 as f64),
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"builtins::float::conv::__floatunsidf(a)",
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);
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gen(
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|a: MyU32| Some(f32(a.0)),
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|a: MyU32| Some(a.0 as f32),
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"builtins::float::conv::__floatunsisf(a)",
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);
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gen(
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|a: MyU128| f32(a.0).ok(),
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|a: MyU128| Some(a.0 as f32),
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"builtins::float::conv::__floatuntisf(a)",
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);
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if !target_arch_mips {
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gen(
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|a: MyI128| Some(f32(a.0)),
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|a: MyI128| Some(a.0 as f32),
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"builtins::float::conv::__floattisf(a)",
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);
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gen(
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|a: MyI128| Some(f64(a.0)),
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|a: MyI128| Some(a.0 as f64),
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"builtins::float::conv::__floattidf(a)",
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);
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gen(
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|a: MyU128| Some(f64(a.0)),
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|a: MyU128| Some(a.0 as f64),
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"builtins::float::conv::__floatuntidf(a)",
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);
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}
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@ -996,7 +992,7 @@ macro_rules! gen_float {
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$significand_bits:expr) => {
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pub fn $name<R>(rng: &mut R) -> $fty
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where
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R: Rng,
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R: Rng + ?Sized,
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{
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const BITS: u8 = $bits;
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const SIGNIFICAND_BITS: u8 = $significand_bits;
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@ -1015,9 +1011,9 @@ macro_rules! gen_float {
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}
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}
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if rng.gen_weighted_bool(10) {
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if rng.gen_range(0, 10) == 1 {
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// Special values
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*rng.choose(&[
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*[
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-0.0,
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0.0,
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::std::$fty::MIN,
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@ -1026,9 +1022,10 @@ macro_rules! gen_float {
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::std::$fty::NAN,
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::std::$fty::INFINITY,
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-::std::$fty::INFINITY,
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])
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]
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.choose(rng)
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.unwrap()
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} else if rng.gen_weighted_bool(10) {
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} else if rng.gen_range(0, 10) == 1 {
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// NaN patterns
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mk_f32(rng.gen(), rng.gen(), 0)
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} else if rng.gen() {
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@ -1053,7 +1050,7 @@ macro_rules! gen_large_float {
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$significand_bits:expr) => {
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pub fn $name<R>(rng: &mut R) -> $fty
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where
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R: Rng,
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R: Rng + ?Sized,
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{
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const BITS: u8 = $bits;
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const SIGNIFICAND_BITS: u8 = $significand_bits;
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@ -1072,9 +1069,9 @@ macro_rules! gen_large_float {
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}
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}
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if rng.gen_weighted_bool(10) {
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if rng.gen_range(0, 10) == 1 {
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// Special values
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*rng.choose(&[
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*[
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-0.0,
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0.0,
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::std::$fty::MIN,
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@ -1083,9 +1080,10 @@ macro_rules! gen_large_float {
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::std::$fty::NAN,
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::std::$fty::INFINITY,
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-::std::$fty::INFINITY,
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])
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]
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.choose(rng)
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.unwrap()
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} else if rng.gen_weighted_bool(10) {
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} else if rng.gen_range(0, 10) == 1 {
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// NaN patterns
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mk_f32(rng.gen(), rng.gen(), 0)
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} else if rng.gen() {
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@ -1102,7 +1100,7 @@ macro_rules! gen_large_float {
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gen_large_float!(gen_large_f32, f32, u32, 32, 23);
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gen_large_float!(gen_large_f64, f64, u64, 64, 52);
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trait TestInput: rand::Rand + Hash + Eq + fmt::Debug {
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trait TestInput: Hash + Eq + fmt::Debug {
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fn ty_name() -> String;
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fn generate_lets(container: &str, cnt: &mut u8) -> String;
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fn generate_static(&self, dst: &mut String);
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@ -1119,6 +1117,7 @@ where
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F: FnMut(A) -> Option<R>,
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A: TestInput + Copy,
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R: TestOutput,
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rand::distributions::Standard: rand::distributions::Distribution<A>,
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{
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let rng = &mut rand::thread_rng();
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let testname = test.split("::").last().unwrap().split("(").next().unwrap();
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@ -1207,8 +1206,8 @@ macro_rules! my_float {
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}
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}
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impl rand::Rand for $name {
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fn rand<R: rand::Rng>(r: &mut R) -> $name {
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impl rand::distributions::Distribution<$name> for rand::distributions::Standard {
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fn sample<R: rand::Rng + ?Sized >(&self, r: &mut R) -> $name {
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$name($gen(r))
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}
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}
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@ -1260,18 +1259,18 @@ macro_rules! my_integer {
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}
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}
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impl rand::Rand for $name {
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fn rand<R: rand::Rng>(rng: &mut R) -> $name {
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impl rand::distributions::Distribution<$name> for rand::distributions::Standard {
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fn sample<R: rand::Rng + ?Sized >(&self, r: &mut R) -> $name {
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let bits = (0 as $inner).count_zeros();
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let mut mk = || {
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if rng.gen_weighted_bool(10) {
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*rng.choose(&[
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if r.gen_range(0, 10) == 1 {
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*[
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::std::$inner::MAX >> (bits / 2),
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0,
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::std::$inner::MIN >> (bits / 2),
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]).unwrap()
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].choose(r).unwrap()
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} else {
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rng.gen::<$inner>()
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r.gen::<$inner>()
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}
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};
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let a = mk();
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@ -1386,3 +1385,36 @@ where
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container.to_string()
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}
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}
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trait FromFloat<T>: Sized {
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fn cast(src: T) -> Option<Self>;
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}
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macro_rules! from_float {
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($($src:ident => $($dst:ident),+);+;) => {
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$(
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$(
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impl FromFloat<$src> for $dst {
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fn cast(src: $src) -> Option<$dst> {
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use std::{$dst, $src};
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if src.is_nan() ||
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src.is_infinite() ||
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src < std::$dst::MIN as $src ||
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src > std::$dst::MAX as $src
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{
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None
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} else {
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Some(src as $dst)
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}
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}
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}
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)+
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)+
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}
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}
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from_float! {
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f32 => i32, i64, i128, u32, u64, u128;
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f64 => i32, i64, i128, u32, u64, u128;
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}
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