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CLOCK_UPTIME_RAW exists on all macos targets, not just the ARM ones

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This commit is contained in:
Ralf Jung 2023-10-25 10:03:09 +02:00
parent 3751fb09c3
commit 19c4fa60ea
2 changed files with 5 additions and 9 deletions
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12
src/tools/miri/src/shims/time.rs
View File

@ -51,13 +51,10 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
"macos" => {
absolute_clocks = vec![this.eval_libc_i32("CLOCK_REALTIME")];
relative_clocks = vec![this.eval_libc_i32("CLOCK_MONOTONIC")];
// Some clocks only seem to exist in the aarch64 version of the target.
if this.tcx.sess.target.arch == "aarch64" {
// `CLOCK_UPTIME_RAW` supposed to not increment while the system is asleep... but
// that's not really something a program running inside Miri can tell, anyway.
// We need to support it because std uses it.
relative_clocks.push(this.eval_libc_i32("CLOCK_UPTIME_RAW"));
}
// `CLOCK_UPTIME_RAW` supposed to not increment while the system is asleep... but
// that's not really something a program running inside Miri can tell, anyway.
// We need to support it because std uses it.
relative_clocks.push(this.eval_libc_i32("CLOCK_UPTIME_RAW"));
}
target => throw_unsup_format!("`clock_gettime` is not supported on target OS {target}"),
}
@ -68,7 +65,6 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> {
} else if relative_clocks.contains(&clk_id) {
this.machine.clock.now().duration_since(this.machine.clock.anchor())
} else {
// Unsupported clock.
let einval = this.eval_libc("EINVAL");
this.set_last_error(einval)?;
return Ok(Scalar::from_i32(-1));

2
src/tools/miri/tests/pass-dep/shims/libc-misc.rs
View File

@ -186,7 +186,7 @@ fn test_clocks() {
unsafe { libc::clock_gettime(libc::CLOCK_MONOTONIC_COARSE, tp.as_mut_ptr()) };
assert_eq!(is_error, 0);
}
#[cfg(all(target_os = "macos", target_arch = "aarch64"))]
#[cfg(target_os = "macos")]
{
let is_error = unsafe { libc::clock_gettime(libc::CLOCK_UPTIME_RAW, tp.as_mut_ptr()) };
assert_eq!(is_error, 0);