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Fix WASI links #157452

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Merged
rust-bors merged 3 commits into from
Jun 8, 2026
Merged

Fix WASI links #157452

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10cfcd3
Fix WASI links
tyilo Jun 4, 2026
f668e32
WASI uses clock_gettime instead of __wasi_clock_time_get
tyilo Jun 7, 2026
a8a5934
Link to get-random-bytes for WASIp2 and WASIp3
tyilo Jun 7, 2026
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2 changes: 1 addition & 1 deletion compiler/rustc_target/src/spec/targets/wasm32_wasip1.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@
//! "preview2". This target in rustc uses the previous version of the proposal.
//!
//! This target uses the syscalls defined at
//! <https://github.com/WebAssembly/WASI/tree/main/legacy/preview1>.
//! <https://github.com/WebAssembly/WASI/tree/wasi-0.1/preview1>.
//!
//! Note that this target was historically called `wasm32-wasi` originally and
//! was since renamed to `wasm32-wasip1` after the preview2 target was
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5 changes: 4 additions & 1 deletion library/std/src/random.rs
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Expand Up @@ -45,7 +45,9 @@ use crate::sys::random as sys;
/// TEEOS | `TEE_GenerateRandom`
/// UEFI | [`EFI_RNG_PROTOCOL`](https://uefi.org/specs/UEFI/2.10/37_Secure_Technologies.html#random-number-generator-protocol)
/// VxWorks | `randABytes` after waiting for `randSecure` to become ready
/// WASI | [`random_get`](https://github.com/WebAssembly/WASI/blob/main/legacy/preview1/docs.md#-random_getbuf-pointeru8-buf_len-size---result-errno)
/// WASIp1 | [`random_get`](https://github.com/WebAssembly/WASI/blob/wasi-0.1/preview1/docs.md#-random_getbuf-pointeru8-buf_len-size---result-errno)
/// WASIp2 | [`get-random-bytes`]
/// WASIp3 | [`get-random-bytes`]
/// ZKVM | `sys_rand`
///
/// Note that the sources used might change over time.
Expand All @@ -56,6 +58,7 @@ use crate::sys::random as sys;
///
/// [`getrandom`]: https://www.man7.org/linux/man-pages/man2/getrandom.2.html
/// [`/dev/urandom`]: https://www.man7.org/linux/man-pages/man4/random.4.html
/// [`get-random-bytes`]: https://github.com/WebAssembly/WASI/blob/main/proposals/random/imports.md#get-random-bytes-func
#[doc(alias = "getrandom", alias = "getentropy", alias = "arc4random")]
#[derive(Default, Debug, Clone, Copy)]
#[unstable(feature = "random", issue = "130703")]
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6 changes: 2 additions & 4 deletions library/std/src/time.rs
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Expand Up @@ -112,17 +112,16 @@ use crate::sys::{FromInner, IntoInner, time};
/// |-----------|----------------------------------------------------------------------|
/// | SGX | [`insecure_time` usercall]. More information on [timekeeping in SGX] |
/// | UNIX | [clock_gettime] with `CLOCK_MONOTONIC` |
/// | WASI | [clock_gettime] with `CLOCK_MONOTONIC` |
/// | Darwin | [clock_gettime] with `CLOCK_UPTIME_RAW` |
/// | VXWorks | [clock_gettime] with `CLOCK_MONOTONIC` |
/// | SOLID | `get_tim` |
/// | WASI | [__wasi_clock_time_get] with `monotonic` |
/// | Windows | [QueryPerformanceCounter] |
///
/// [currently]: crate::io#platform-specific-behavior
/// [QueryPerformanceCounter]: https://docs.microsoft.com/en-us/windows/win32/api/profileapi/nf-profileapi-queryperformancecounter
/// [`insecure_time` usercall]: https://edp.fortanix.com/docs/api/fortanix_sgx_abi/struct.Usercalls.html#method.insecure_time
/// [timekeeping in SGX]: https://edp.fortanix.com/docs/concepts/rust-std/#codestdtimecode
/// [__wasi_clock_time_get]: https://github.com/WebAssembly/WASI/blob/main/legacy/preview1/docs.md#clock_time_get
/// [clock_gettime]: https://pubs.opengroup.org/onlinepubs/9799919799/functions/clock_getres.html
///
/// **Disclaimer:** These system calls might change over time.
Expand Down Expand Up @@ -224,17 +223,16 @@ pub struct Instant(time::Instant);
/// |-----------|----------------------------------------------------------------------|
/// | SGX | [`insecure_time` usercall]. More information on [timekeeping in SGX] |
/// | UNIX | [clock_gettime (Realtime Clock)] |
/// | WASI | [clock_gettime (Realtime Clock)] |
/// | Darwin | [clock_gettime (Realtime Clock)] |
/// | VXWorks | [clock_gettime (Realtime Clock)] |
/// | SOLID | `SOLID_RTC_ReadTime` |
/// | WASI | [__wasi_clock_time_get (Realtime Clock)] |
/// | Windows | [GetSystemTimePreciseAsFileTime] / [GetSystemTimeAsFileTime] |
///
/// [currently]: crate::io#platform-specific-behavior
/// [`insecure_time` usercall]: https://edp.fortanix.com/docs/api/fortanix_sgx_abi/struct.Usercalls.html#method.insecure_time
/// [timekeeping in SGX]: https://edp.fortanix.com/docs/concepts/rust-std/#codestdtimecode
/// [clock_gettime (Realtime Clock)]: https://pubs.opengroup.org/onlinepubs/9799919799/functions/clock_getres.html
/// [__wasi_clock_time_get (Realtime Clock)]: https://github.com/WebAssembly/WASI/blob/main/legacy/preview1/docs.md#clock_time_get
/// [GetSystemTimePreciseAsFileTime]: https://docs.microsoft.com/en-us/windows/win32/api/sysinfoapi/nf-sysinfoapi-getsystemtimepreciseasfiletime
/// [GetSystemTimeAsFileTime]: https://docs.microsoft.com/en-us/windows/win32/api/sysinfoapi/nf-sysinfoapi-getsystemtimeasfiletime
///
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