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| author | Ayush Singh <ayushdevel1325@gmail.com> | 2024-02-11 00:01:43 +0530 |
|---|---|---|
| committer | Ayush Singh <ayushdevel1325@gmail.com> | 2024-02-13 14:13:02 +0530 |
| commit | dee2d0f33351491c322e5ce15c7e90a61f425b67 (patch) | |
| tree | 75ff68e939001707213e68d91e5c12b704d5e609 /library/std/src/lib.rs | |
| parent | 5f40394baa07b6fb50bc70dedd8b780524b20934 (diff) | |
| download | rust-dee2d0f33351491c322e5ce15c7e90a61f425b67.tar.gz rust-dee2d0f33351491c322e5ce15c7e90a61f425b67.zip | |
Implement Instant for UEFI
- Uses Timestamp Protocol if present. Else use rdtsc for x86 and x86-64 Signed-off-by: Ayush Singh <ayushdevel1325@gmail.com>
Diffstat (limited to 'library/std/src/lib.rs')
| -rw-r--r-- | library/std/src/lib.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/library/std/src/lib.rs b/library/std/src/lib.rs index 571e475c336..ad694f6d04b 100644 --- a/library/std/src/lib.rs +++ b/library/std/src/lib.rs @@ -263,6 +263,10 @@ #![cfg_attr(any(windows, target_os = "uefi"), feature(round_char_boundary))] #![cfg_attr(target_os = "xous", feature(slice_ptr_len))] #![cfg_attr(target_family = "wasm", feature(stdarch_wasm_atomic_wait))] +#![cfg_attr( + all(any(target_arch = "x86_64", target_arch = "x86"), target_os = "uefi"), + feature(stdarch_x86_has_cpuid) +)] // // Language features: // tidy-alphabetical-start |