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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-07 05:48:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-07 05:48:48 +0000
commitef24de24a82fe681581cc130f342363c47c0969a (patch)
tree0d494f7e1a38b95c92426f58fe6eaa877303a86c /vendor/libm-0.1.4/src/math/hypotf.rs
parentReleasing progress-linux version 1.74.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-ef24de24a82fe681581cc130f342363c47c0969a.tar.xz
rustc-ef24de24a82fe681581cc130f342363c47c0969a.zip
Merging upstream version 1.75.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/libm-0.1.4/src/math/hypotf.rs')
-rw-r--r--vendor/libm-0.1.4/src/math/hypotf.rs44
1 files changed, 0 insertions, 44 deletions
diff --git a/vendor/libm-0.1.4/src/math/hypotf.rs b/vendor/libm-0.1.4/src/math/hypotf.rs
deleted file mode 100644
index 4636b8f1d..000000000
--- a/vendor/libm-0.1.4/src/math/hypotf.rs
+++ /dev/null
@@ -1,44 +0,0 @@
-use core::f32;
-
-use super::sqrtf;
-
-#[inline]
-#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
-pub fn hypotf(mut x: f32, mut y: f32) -> f32 {
- let x1p90 = f32::from_bits(0x6c800000); // 0x1p90f === 2 ^ 90
- let x1p_90 = f32::from_bits(0x12800000); // 0x1p-90f === 2 ^ -90
-
- let mut uxi = x.to_bits();
- let mut uyi = y.to_bits();
- let uti;
- let mut z: f32;
-
- uxi &= -1i32 as u32 >> 1;
- uyi &= -1i32 as u32 >> 1;
- if uxi < uyi {
- uti = uxi;
- uxi = uyi;
- uyi = uti;
- }
-
- x = f32::from_bits(uxi);
- y = f32::from_bits(uyi);
- if uyi == 0xff << 23 {
- return y;
- }
- if uxi >= 0xff << 23 || uyi == 0 || uxi - uyi >= 25 << 23 {
- return x + y;
- }
-
- z = 1.;
- if uxi >= (0x7f + 60) << 23 {
- z = x1p90;
- x *= x1p_90;
- y *= x1p_90;
- } else if uyi < (0x7f - 60) << 23 {
- z = x1p_90;
- x *= x1p90;
- y *= x1p90;
- }
- z * sqrtf((x as f64 * x as f64 + y as f64 * y as f64) as f32)
-}