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Add tracking issue for AArch64 TME intrinsics

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This commit is contained in:
Amanieu d'Antras 2023-10-26 12:22:59 +01:00
parent 9a1854b844
commit a70d90d17a
2 changed files with 17 additions and 0 deletions
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1
library/stdarch/crates/core_arch/src/aarch64/mod.rs
View file

@ -14,6 +14,7 @@ mod neon;
pub use self::neon::*;
mod tme;
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub use self::tme::*;
mod crc;

16
library/stdarch/crates/core_arch/src/aarch64/tme.rs
View file

@ -29,39 +29,51 @@ extern "unadjusted" {
}
/// Transaction successfully started.
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMSTART_SUCCESS: u64 = 0x00_u64;
/// Extraction mask for failure reason
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_REASON: u64 = 0x00007FFF_u64;
/// Transaction retry is possible.
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_RTRY: u64 = 1 << 15;
/// Transaction executed a TCANCEL instruction
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_CNCL: u64 = 1 << 16;
/// Transaction aborted because a conflict occurred
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_MEM: u64 = 1 << 17;
/// Fallback error type for any other reason
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_IMP: u64 = 1 << 18;
/// Transaction aborted because a non-permissible operation was attempted
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_ERR: u64 = 1 << 19;
/// Transaction aborted due to read or write set limit was exceeded
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_SIZE: u64 = 1 << 20;
/// Transaction aborted due to transactional nesting level was exceeded
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_NEST: u64 = 1 << 21;
/// Transaction aborted due to a debug trap.
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_DBG: u64 = 1 << 22;
/// Transaction failed from interrupt
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_INT: u64 = 1 << 23;
/// Indicates a TRIVIAL version of TM is available
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub const _TMFAILURE_TRIVIAL: u64 = 1 << 24;
/// Starts a new transaction. When the transaction starts successfully the return value is 0.
@ -72,6 +84,7 @@ pub const _TMFAILURE_TRIVIAL: u64 = 1 << 24;
#[inline]
#[target_feature(enable = "tme")]
#[cfg_attr(test, assert_instr(tstart))]
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub unsafe fn __tstart() -> u64 {
aarch64_tstart()
}
@ -84,6 +97,7 @@ pub unsafe fn __tstart() -> u64 {
#[inline]
#[target_feature(enable = "tme")]
#[cfg_attr(test, assert_instr(tcommit))]
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub unsafe fn __tcommit() {
aarch64_tcommit()
}
@ -95,6 +109,7 @@ pub unsafe fn __tcommit() {
#[target_feature(enable = "tme")]
#[cfg_attr(test, assert_instr(tcancel, IMM16 = 0x0))]
#[rustc_legacy_const_generics(0)]
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub unsafe fn __tcancel<const IMM16: u64>() {
static_assert!(IMM16 <= 65535);
aarch64_tcancel(IMM16);
@ -107,6 +122,7 @@ pub unsafe fn __tcancel<const IMM16: u64>() {
#[inline]
#[target_feature(enable = "tme")]
#[cfg_attr(test, assert_instr(ttest))]
#[unstable(feature = "stdarch_aarch64_tme", issue = "117216")]
pub unsafe fn __ttest() -> u64 {
aarch64_ttest()
}