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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /library/stdarch/crates/std_detect/src/detect/bit.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | library/stdarch/crates/std_detect/src/detect/bit.rs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/library/stdarch/crates/std_detect/src/detect/bit.rs b/library/stdarch/crates/std_detect/src/detect/bit.rs new file mode 100644 index 000000000..6f06c5523 --- /dev/null +++ b/library/stdarch/crates/std_detect/src/detect/bit.rs @@ -0,0 +1,9 @@ +//! Bit manipulation utilities. + +/// Tests the `bit` of `x`. +#[allow(dead_code)] +#[inline] +pub(crate) fn test(x: usize, bit: u32) -> bool { + debug_assert!(bit < usize::BITS, "bit index out-of-bounds"); + x & (1 << bit) != 0 +} |