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Fix gelu for large x

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This commit is contained in:
Juarez Bochi
2023-12-06 09:59:44 -05:00
parent 2ca086939f
commit 6e25822d4f
2 changed files with 29 additions and 5 deletions
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23
candle-metal-kernels/src/tests.rs
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@ -205,6 +205,25 @@ fn cos_strided_random() {
);
}
#[test]
fn gelu_f16() {
let v: Vec<f16> = [-10f32, -1.0, 0., 1., 2., 3., 10.0, 20.0]
.iter()
.map(|v| f16::from_f32(*v))
.collect();
let expected: Vec<f32> = vec![-0.0, -0.16, 0.0, 0.84, 1.96, 3.0, 10.0, 20.0];
let results = run(&v, unary::contiguous::gelu::HALF);
assert_eq!(approx_f16(results, 2), expected);
}
#[test]
fn gelu_f32() {
let v: Vec<f32> = vec![-10f32, -1.0, 0., 1., 2., 3., 10.0, 20.0];
let expected: Vec<f32> = vec![-0.0, -0.159, 0.0, 0.841, 1.955, 2.996, 10.0, 20.0];
let results = run(&v, unary::contiguous::gelu::FLOAT);
assert_eq!(approx(results, 3), expected);
}
#[test]
fn binary_add_f32() {
let left = vec![1.0f32, 2.0, 3.0];
@ -527,8 +546,8 @@ fn cos_f16() {
.collect();
let results = run(&v, unary::contiguous::cos::HALF);
let expected: Vec<f16> = v.iter().map(|v| f16::from_f32(v.to_f32().cos())).collect();
assert_eq!(approx_f16(results, 4), vec![0.5405, -0.4163, -0.9902]);
assert_eq!(approx_f16(expected, 4), vec![0.5405, -0.4163, -0.9902]);
assert_eq!(approx_f16(results, 2), vec![0.54, -0.42, -0.99]);
assert_eq!(approx_f16(expected, 2), vec![0.54, -0.42, -0.99]);
}
fn run_reduce<T: Clone>(v: &[T], out_length: usize, name: &'static str) -> Vec<T> {