2021-02-13 14:58:44 -06:00
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/// Implements a test on a unary operation using proptest.
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///
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/// Compares the vector operation to the equivalent scalar operation.
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2021-02-13 13:19:16 -06:00
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#[macro_export]
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2021-01-07 00:26:29 -06:00
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macro_rules! impl_unary_op_test {
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident, $scalar_fn:expr } => {
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test_helpers::test_lanes! {
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fn $fn<const LANES: usize>() {
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test_helpers::test_unary_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$vector as core::ops::$trait>::$fn,
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&$scalar_fn,
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&|_| true,
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2021-01-07 00:26:29 -06:00
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);
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}
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}
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};
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident } => {
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impl_unary_op_test! { $vector, $scalar, $trait::$fn, <$scalar as core::ops::$trait>::$fn }
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};
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}
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2021-02-13 14:58:44 -06:00
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/// Implements a test on a binary operation using proptest.
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///
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/// Compares the vector operation to the equivalent scalar operation.
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2021-02-13 13:19:16 -06:00
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#[macro_export]
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2021-01-07 00:26:29 -06:00
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macro_rules! impl_binary_op_test {
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident, $trait_assign:ident :: $fn_assign:ident, $scalar_fn:expr } => {
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mod $fn {
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use super::*;
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test_helpers::test_lanes! {
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fn normal<const LANES: usize>() {
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test_helpers::test_binary_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$vector as core::ops::$trait>::$fn,
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&$scalar_fn,
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&|_, _| true,
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2021-01-07 00:26:29 -06:00
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);
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}
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fn scalar_rhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_rhs_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$vector as core::ops::$trait<$scalar>>::$fn,
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&$scalar_fn,
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&|_, _| true,
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2021-01-07 00:26:29 -06:00
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);
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}
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fn scalar_lhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_lhs_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$scalar as core::ops::$trait<$vector>>::$fn,
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&$scalar_fn,
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&|_, _| true,
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2021-01-07 00:26:29 -06:00
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);
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}
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fn assign<const LANES: usize>() {
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test_helpers::test_binary_elementwise(
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2021-02-13 01:14:47 -06:00
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&|mut a, b| { <$vector as core::ops::$trait_assign>::$fn_assign(&mut a, b); a },
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&$scalar_fn,
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&|_, _| true,
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);
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2021-01-07 00:26:29 -06:00
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}
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fn assign_scalar_rhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_rhs_elementwise(
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2021-02-13 01:14:47 -06:00
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&|mut a, b| { <$vector as core::ops::$trait_assign<$scalar>>::$fn_assign(&mut a, b); a },
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&$scalar_fn,
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&|_, _| true,
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);
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2021-01-07 00:26:29 -06:00
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}
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}
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}
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};
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident, $trait_assign:ident :: $fn_assign:ident } => {
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impl_binary_op_test! { $vector, $scalar, $trait::$fn, $trait_assign::$fn_assign, <$scalar as core::ops::$trait>::$fn }
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};
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}
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2021-02-13 14:58:44 -06:00
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/// Implements a test on a binary operation using proptest.
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///
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/// Like `impl_binary_op_test`, but allows providing a function for rejecting particular inputs
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/// (like the `proptest_assume` macro).
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///
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/// Compares the vector operation to the equivalent scalar operation.
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2021-02-13 13:19:16 -06:00
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#[macro_export]
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2021-01-07 00:26:29 -06:00
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macro_rules! impl_binary_checked_op_test {
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident, $trait_assign:ident :: $fn_assign:ident, $scalar_fn:expr, $check_fn:expr } => {
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mod $fn {
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use super::*;
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test_helpers::test_lanes! {
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fn normal<const LANES: usize>() {
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test_helpers::test_binary_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$vector as core::ops::$trait>::$fn,
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&$scalar_fn,
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&|x, y| x.iter().zip(y.iter()).all(|(x, y)| $check_fn(*x, *y)),
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2021-01-07 00:26:29 -06:00
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);
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}
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fn scalar_rhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_rhs_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$vector as core::ops::$trait<$scalar>>::$fn,
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&$scalar_fn,
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&|x, y| x.iter().all(|x| $check_fn(*x, y)),
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2021-01-07 00:26:29 -06:00
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);
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|
}
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fn scalar_lhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_lhs_elementwise(
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2021-02-13 01:14:47 -06:00
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&<$scalar as core::ops::$trait<$vector>>::$fn,
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&$scalar_fn,
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&|x, y| y.iter().all(|y| $check_fn(x, *y)),
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2021-01-07 00:26:29 -06:00
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);
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|
}
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fn assign<const LANES: usize>() {
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test_helpers::test_binary_elementwise(
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2021-02-13 01:14:47 -06:00
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&|mut a, b| { <$vector as core::ops::$trait_assign>::$fn_assign(&mut a, b); a },
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&$scalar_fn,
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&|x, y| x.iter().zip(y.iter()).all(|(x, y)| $check_fn(*x, *y)),
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2021-01-07 00:26:29 -06:00
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)
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}
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fn assign_scalar_rhs<const LANES: usize>() {
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test_helpers::test_binary_scalar_rhs_elementwise(
|
2021-02-13 01:14:47 -06:00
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&|mut a, b| { <$vector as core::ops::$trait_assign<$scalar>>::$fn_assign(&mut a, b); a },
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|
&$scalar_fn,
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&|x, y| x.iter().all(|x| $check_fn(*x, y)),
|
2021-01-07 00:26:29 -06:00
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)
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}
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}
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}
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|
};
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{ $vector:ty, $scalar:ty, $trait:ident :: $fn:ident, $trait_assign:ident :: $fn_assign:ident, $check_fn:expr } => {
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impl_binary_nonzero_rhs_op_test! { $vector, $scalar, $trait::$fn, $trait_assign::$fn_assign, <$scalar as core::ops::$trait>::$fn, $check_fn }
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|
};
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}
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|
2021-03-07 23:48:18 -06:00
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#[macro_export]
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|
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|
macro_rules! impl_common_integer_tests {
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{ $vector:ident, $scalar:ident } => {
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test_helpers::test_lanes! {
|
2021-04-19 18:41:11 -05:00
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|
fn horizontal_wrapping_sum<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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|
test_helpers::test_1(&|x| {
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|
test_helpers::prop_assert_biteq! (
|
2021-04-19 18:41:11 -05:00
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|
$vector::<LANES>::from_array(x).horizontal_wrapping_sum(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().fold(0 as $scalar, $scalar::wrapping_add),
|
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|
|
|
);
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|
Ok(())
|
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|
|
|
});
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|
|
}
|
|
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|
2021-04-19 18:41:11 -05:00
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fn horizontal_wrapping_product<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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|
test_helpers::test_1(&|x| {
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test_helpers::prop_assert_biteq! (
|
2021-04-19 18:41:11 -05:00
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|
$vector::<LANES>::from_array(x).horizontal_wrapping_product(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().fold(1 as $scalar, $scalar::wrapping_mul),
|
|
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|
|
);
|
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|
Ok(())
|
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|
|
});
|
|
|
|
|
}
|
|
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|
2021-04-11 09:59:05 -05:00
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|
fn horizontal_and<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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test_helpers::test_1(&|x| {
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|
test_helpers::prop_assert_biteq! (
|
2021-04-11 09:59:05 -05:00
|
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|
$vector::<LANES>::from_array(x).horizontal_and(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().fold(-1i8 as $scalar, <$scalar as core::ops::BitAnd>::bitand),
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|
|
);
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|
Ok(())
|
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|
|
});
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|
|
}
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|
2021-04-11 09:59:05 -05:00
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fn horizontal_or<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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test_helpers::test_1(&|x| {
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|
test_helpers::prop_assert_biteq! (
|
2021-04-11 09:59:05 -05:00
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|
$vector::<LANES>::from_array(x).horizontal_or(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().fold(0 as $scalar, <$scalar as core::ops::BitOr>::bitor),
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|
|
);
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|
Ok(())
|
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|
|
});
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|
|
}
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|
2021-04-11 09:59:05 -05:00
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fn horizontal_xor<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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|
test_helpers::test_1(&|x| {
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|
test_helpers::prop_assert_biteq! (
|
2021-04-11 09:59:05 -05:00
|
|
|
$vector::<LANES>::from_array(x).horizontal_xor(),
|
2021-03-07 23:48:18 -06:00
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x.iter().copied().fold(0 as $scalar, <$scalar as core::ops::BitXor>::bitxor),
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|
|
);
|
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|
Ok(())
|
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|
|
});
|
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|
}
|
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|
2021-04-11 09:59:05 -05:00
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|
fn horizontal_max<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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test_helpers::test_1(&|x| {
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|
test_helpers::prop_assert_biteq! (
|
2021-04-11 09:59:05 -05:00
|
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|
$vector::<LANES>::from_array(x).horizontal_max(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().max().unwrap(),
|
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|
|
|
);
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|
Ok(())
|
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|
|
});
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|
|
|
}
|
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|
|
2021-04-11 09:59:05 -05:00
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fn horizontal_min<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
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|
test_helpers::test_1(&|x| {
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|
|
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|
test_helpers::prop_assert_biteq! (
|
2021-04-11 09:59:05 -05:00
|
|
|
$vector::<LANES>::from_array(x).horizontal_min(),
|
2021-03-07 23:48:18 -06:00
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|
x.iter().copied().min().unwrap(),
|
|
|
|
|
);
|
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|
|
|
Ok(())
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
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|
2021-02-13 14:58:44 -06:00
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|
/// Implement tests for signed integers.
|
2021-02-13 13:19:16 -06:00
|
|
|
#[macro_export]
|
2021-01-07 00:26:29 -06:00
|
|
|
macro_rules! impl_signed_tests {
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|
|
|
|
{ $vector:ident, $scalar:tt } => {
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|
mod $scalar {
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|
|
|
|
type Vector<const LANES: usize> = core_simd::$vector<LANES>;
|
|
|
|
|
type Scalar = $scalar;
|
|
|
|
|
|
2021-03-07 23:48:18 -06:00
|
|
|
impl_common_integer_tests! { Vector, Scalar }
|
|
|
|
|
|
2021-01-07 00:26:29 -06:00
|
|
|
test_helpers::test_lanes! {
|
|
|
|
|
fn neg<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_elementwise(
|
2021-03-06 01:14:58 -06:00
|
|
|
&<Vector::<LANES> as core::ops::Neg>::neg,
|
2021-02-13 01:14:47 -06:00
|
|
|
&<Scalar as core::ops::Neg>::neg,
|
|
|
|
|
&|x| !x.contains(&Scalar::MIN),
|
2021-01-07 00:26:29 -06:00
|
|
|
);
|
|
|
|
|
}
|
2021-03-06 01:14:58 -06:00
|
|
|
|
|
|
|
|
fn is_positive<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_positive,
|
|
|
|
|
&Scalar::is_positive,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_negative<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_negative,
|
|
|
|
|
&Scalar::is_negative,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
2021-01-07 00:26:29 -06:00
|
|
|
}
|
|
|
|
|
|
2021-02-13 14:42:04 -06:00
|
|
|
test_helpers::test_lanes_panic! {
|
|
|
|
|
fn div_min_overflow_panics<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(Scalar::MIN);
|
|
|
|
|
let b = Vector::<LANES>::splat(-1);
|
|
|
|
|
let _ = a / b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn div_by_all_zeros_panics<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let b = Vector::<LANES>::splat(0);
|
|
|
|
|
let _ = a / b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn div_by_one_zero_panics<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let mut b = Vector::<LANES>::splat(21);
|
|
|
|
|
b[0] = 0 as _;
|
|
|
|
|
let _ = a / b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn rem_min_overflow_panic<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(Scalar::MIN);
|
|
|
|
|
let b = Vector::<LANES>::splat(-1);
|
|
|
|
|
let _ = a % b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn rem_zero_panic<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let b = Vector::<LANES>::splat(0);
|
|
|
|
|
let _ = a % b;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
test_helpers::test_lanes! {
|
|
|
|
|
fn div_neg_one_no_panic<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let b = Vector::<LANES>::splat(-1);
|
|
|
|
|
let _ = a / b;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn rem_neg_one_no_panic<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let b = Vector::<LANES>::splat(-1);
|
|
|
|
|
let _ = a % b;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-07 00:26:29 -06:00
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Add::add, AddAssign::add_assign, Scalar::wrapping_add);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Sub::sub, SubAssign::sub_assign, Scalar::wrapping_sub);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Mul::mul, MulAssign::mul_assign, Scalar::wrapping_mul);
|
2021-02-13 14:58:44 -06:00
|
|
|
|
|
|
|
|
// Exclude Div and Rem panicking cases
|
2021-01-07 00:26:29 -06:00
|
|
|
impl_binary_checked_op_test!(Vector<LANES>, Scalar, Div::div, DivAssign::div_assign, Scalar::wrapping_div, |x, y| y != 0 && !(x == Scalar::MIN && y == -1));
|
|
|
|
|
impl_binary_checked_op_test!(Vector<LANES>, Scalar, Rem::rem, RemAssign::rem_assign, Scalar::wrapping_rem, |x, y| y != 0 && !(x == Scalar::MIN && y == -1));
|
|
|
|
|
|
|
|
|
|
impl_unary_op_test!(Vector<LANES>, Scalar, Not::not);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitAnd::bitand, BitAndAssign::bitand_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitOr::bitor, BitOrAssign::bitor_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitXor::bitxor, BitXorAssign::bitxor_assign);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-02-13 14:58:44 -06:00
|
|
|
/// Implement tests for unsigned integers.
|
2021-02-13 13:19:16 -06:00
|
|
|
#[macro_export]
|
2021-01-07 00:26:29 -06:00
|
|
|
macro_rules! impl_unsigned_tests {
|
|
|
|
|
{ $vector:ident, $scalar:tt } => {
|
|
|
|
|
mod $scalar {
|
|
|
|
|
type Vector<const LANES: usize> = core_simd::$vector<LANES>;
|
|
|
|
|
type Scalar = $scalar;
|
|
|
|
|
|
2021-03-07 23:48:18 -06:00
|
|
|
impl_common_integer_tests! { Vector, Scalar }
|
|
|
|
|
|
2021-02-13 14:42:04 -06:00
|
|
|
test_helpers::test_lanes_panic! {
|
|
|
|
|
fn rem_zero_panic<const LANES: usize>() {
|
|
|
|
|
let a = Vector::<LANES>::splat(42);
|
|
|
|
|
let b = Vector::<LANES>::splat(0);
|
|
|
|
|
let _ = a % b;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-01-07 00:26:29 -06:00
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Add::add, AddAssign::add_assign, Scalar::wrapping_add);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Sub::sub, SubAssign::sub_assign, Scalar::wrapping_sub);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Mul::mul, MulAssign::mul_assign, Scalar::wrapping_mul);
|
2021-02-13 14:58:44 -06:00
|
|
|
|
|
|
|
|
// Exclude Div and Rem panicking cases
|
2021-01-07 00:26:29 -06:00
|
|
|
impl_binary_checked_op_test!(Vector<LANES>, Scalar, Div::div, DivAssign::div_assign, Scalar::wrapping_div, |_, y| y != 0);
|
|
|
|
|
impl_binary_checked_op_test!(Vector<LANES>, Scalar, Rem::rem, RemAssign::rem_assign, Scalar::wrapping_rem, |_, y| y != 0);
|
|
|
|
|
|
|
|
|
|
impl_unary_op_test!(Vector<LANES>, Scalar, Not::not);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitAnd::bitand, BitAndAssign::bitand_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitOr::bitor, BitOrAssign::bitor_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, BitXor::bitxor, BitXorAssign::bitxor_assign);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2021-02-13 14:58:44 -06:00
|
|
|
/// Implement tests for floating point numbers.
|
2021-02-13 13:19:16 -06:00
|
|
|
#[macro_export]
|
|
|
|
|
macro_rules! impl_float_tests {
|
|
|
|
|
{ $vector:ident, $scalar:tt, $int_scalar:tt } => {
|
|
|
|
|
mod $scalar {
|
|
|
|
|
type Vector<const LANES: usize> = core_simd::$vector<LANES>;
|
|
|
|
|
type Scalar = $scalar;
|
|
|
|
|
type IntScalar = $int_scalar;
|
|
|
|
|
|
|
|
|
|
impl_unary_op_test!(Vector<LANES>, Scalar, Neg::neg);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Add::add, AddAssign::add_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Sub::sub, SubAssign::sub_assign);
|
2021-02-13 14:42:04 -06:00
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Mul::mul, MulAssign::mul_assign);
|
2021-02-13 13:19:16 -06:00
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Div::div, DivAssign::div_assign);
|
|
|
|
|
impl_binary_op_test!(Vector<LANES>, Scalar, Rem::rem, RemAssign::rem_assign);
|
|
|
|
|
|
2021-03-06 20:56:01 -06:00
|
|
|
#[cfg(feature = "std")]
|
2021-02-13 13:19:16 -06:00
|
|
|
test_helpers::test_lanes! {
|
|
|
|
|
fn ceil<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_elementwise(
|
|
|
|
|
&Vector::<LANES>::ceil,
|
|
|
|
|
&Scalar::ceil,
|
|
|
|
|
&|_| true,
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn floor<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_elementwise(
|
|
|
|
|
&Vector::<LANES>::floor,
|
|
|
|
|
&Scalar::floor,
|
|
|
|
|
&|_| true,
|
|
|
|
|
)
|
|
|
|
|
}
|
2021-03-06 20:56:01 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
test_helpers::test_lanes! {
|
2021-03-06 01:14:58 -06:00
|
|
|
fn is_sign_positive<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_sign_positive,
|
|
|
|
|
&Scalar::is_sign_positive,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_sign_negative<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_sign_negative,
|
|
|
|
|
&Scalar::is_sign_negative,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_finite<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_finite,
|
|
|
|
|
&Scalar::is_finite,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_infinite<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_infinite,
|
|
|
|
|
&Scalar::is_infinite,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_nan<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_nan,
|
|
|
|
|
&Scalar::is_nan,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_normal<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_normal,
|
|
|
|
|
&Scalar::is_normal,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn is_subnormal<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_mask_elementwise(
|
|
|
|
|
&Vector::<LANES>::is_subnormal,
|
|
|
|
|
&Scalar::is_subnormal,
|
|
|
|
|
&|_| true,
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
2021-03-06 20:56:01 -06:00
|
|
|
fn abs<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_elementwise(
|
|
|
|
|
&Vector::<LANES>::abs,
|
|
|
|
|
&Scalar::abs,
|
|
|
|
|
&|_| true,
|
|
|
|
|
)
|
|
|
|
|
}
|
2021-02-13 13:19:16 -06:00
|
|
|
|
|
|
|
|
fn round_from_int<const LANES: usize>() {
|
|
|
|
|
test_helpers::test_unary_elementwise(
|
|
|
|
|
&Vector::<LANES>::round_from_int,
|
|
|
|
|
&|x| x as Scalar,
|
|
|
|
|
&|_| true,
|
|
|
|
|
)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn to_int_unchecked<const LANES: usize>() {
|
|
|
|
|
// The maximum integer that can be represented by the equivalently sized float has
|
|
|
|
|
// all of the mantissa digits set to 1, pushed up to the MSB.
|
|
|
|
|
const ALL_MANTISSA_BITS: IntScalar = ((1 << <Scalar>::MANTISSA_DIGITS) - 1);
|
|
|
|
|
const MAX_REPRESENTABLE_VALUE: Scalar =
|
|
|
|
|
(ALL_MANTISSA_BITS << (core::mem::size_of::<Scalar>() * 8 - <Scalar>::MANTISSA_DIGITS as usize - 1)) as Scalar;
|
|
|
|
|
|
|
|
|
|
let mut runner = proptest::test_runner::TestRunner::default();
|
|
|
|
|
runner.run(
|
|
|
|
|
&test_helpers::array::UniformArrayStrategy::new(-MAX_REPRESENTABLE_VALUE..MAX_REPRESENTABLE_VALUE),
|
|
|
|
|
|x| {
|
|
|
|
|
let result_1 = unsafe { Vector::from_array(x).to_int_unchecked().to_array() };
|
|
|
|
|
let result_2 = {
|
|
|
|
|
let mut result = [0; LANES];
|
|
|
|
|
for (i, o) in x.iter().zip(result.iter_mut()) {
|
|
|
|
|
*o = unsafe { i.to_int_unchecked() };
|
|
|
|
|
}
|
|
|
|
|
result
|
|
|
|
|
};
|
|
|
|
|
test_helpers::prop_assert_biteq!(result_1, result_2);
|
|
|
|
|
Ok(())
|
|
|
|
|
},
|
|
|
|
|
).unwrap();
|
|
|
|
|
}
|
2021-03-07 23:48:18 -06:00
|
|
|
|
2021-04-19 18:41:11 -05:00
|
|
|
fn horizontal_sum<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
|
|
|
test_helpers::test_1(&|x| {
|
|
|
|
|
test_helpers::prop_assert_biteq! (
|
2021-04-19 18:41:11 -05:00
|
|
|
Vector::<LANES>::from_array(x).horizontal_sum(),
|
2021-03-12 19:10:51 -06:00
|
|
|
x.iter().sum(),
|
2021-03-07 23:48:18 -06:00
|
|
|
);
|
|
|
|
|
Ok(())
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-19 18:41:11 -05:00
|
|
|
fn horizontal_product<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
|
|
|
test_helpers::test_1(&|x| {
|
|
|
|
|
test_helpers::prop_assert_biteq! (
|
2021-04-19 18:41:11 -05:00
|
|
|
Vector::<LANES>::from_array(x).horizontal_product(),
|
2021-03-12 19:10:51 -06:00
|
|
|
x.iter().product(),
|
2021-03-07 23:48:18 -06:00
|
|
|
);
|
|
|
|
|
Ok(())
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-11 09:59:05 -05:00
|
|
|
fn horizontal_max<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
|
|
|
test_helpers::test_1(&|x| {
|
2021-04-11 09:59:05 -05:00
|
|
|
let vmax = Vector::<LANES>::from_array(x).horizontal_max();
|
2021-03-10 22:47:43 -06:00
|
|
|
let smax = x.iter().copied().fold(Scalar::NAN, Scalar::max);
|
|
|
|
|
// 0 and -0 are treated the same
|
|
|
|
|
if !(x.contains(&0.) && x.contains(&-0.) && vmax.abs() == 0. && smax.abs() == 0.) {
|
|
|
|
|
test_helpers::prop_assert_biteq!(vmax, smax);
|
|
|
|
|
}
|
2021-03-07 23:48:18 -06:00
|
|
|
Ok(())
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
|
2021-04-11 09:59:05 -05:00
|
|
|
fn horizontal_min<const LANES: usize>() {
|
2021-03-07 23:48:18 -06:00
|
|
|
test_helpers::test_1(&|x| {
|
2021-04-11 09:59:05 -05:00
|
|
|
let vmax = Vector::<LANES>::from_array(x).horizontal_min();
|
2021-03-10 22:47:43 -06:00
|
|
|
let smax = x.iter().copied().fold(Scalar::NAN, Scalar::min);
|
|
|
|
|
// 0 and -0 are treated the same
|
|
|
|
|
if !(x.contains(&0.) && x.contains(&-0.) && vmax.abs() == 0. && smax.abs() == 0.) {
|
|
|
|
|
test_helpers::prop_assert_biteq!(vmax, smax);
|
|
|
|
|
}
|
2021-03-07 23:48:18 -06:00
|
|
|
Ok(())
|
|
|
|
|
});
|
|
|
|
|
}
|
2021-02-13 13:19:16 -06:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
