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| author | Luca Barbato <lu_zero@gentoo.org> | 2020-01-26 20:10:29 +0100 |
|---|---|---|
| committer | Alex Crichton <alex@alexcrichton.com> | 2020-01-26 13:10:29 -0600 |
| commit | 1601ce4f2f595f91c0245ba5e8abea9c157c08db (patch) | |
| tree | e9b908e1f3bb01ec9c4c964c086effe387207b4e /library/stdarch/crates/std_detect/src | |
| parent | c8c587d0cdea3062f9d9172427b4afe454b3999b (diff) | |
| download | rust-1601ce4f2f595f91c0245ba5e8abea9c157c08db.tar.gz rust-1601ce4f2f595f91c0245ba5e8abea9c157c08db.zip | |
Add Icelake avx512 features (#838)
* Add Icelake avx512 features As documented in https://software.intel.com/sites/default/files/managed/c5/15//architecture-instruction-set-extensions-programming-reference.pdf * Sort the avx512 feature checks by bit * Unbreak macos Force nightly.
Diffstat (limited to 'library/stdarch/crates/std_detect/src')
| -rw-r--r-- | library/stdarch/crates/std_detect/src/detect/arch/x86.rs | 16 | ||||
| -rw-r--r-- | library/stdarch/crates/std_detect/src/detect/os/x86.rs | 8 |
2 files changed, 24 insertions, 0 deletions
diff --git a/library/stdarch/crates/std_detect/src/detect/arch/x86.rs b/library/stdarch/crates/std_detect/src/detect/arch/x86.rs index ae0bebdae5b..9a61e5e7683 100644 --- a/library/stdarch/crates/std_detect/src/detect/arch/x86.rs +++ b/library/stdarch/crates/std_detect/src/detect/arch/x86.rs @@ -135,6 +135,22 @@ features! { @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vpopcntdq: "avx512vpopcntdq"; /// AVX-512 VPOPCNTDQ (Vector Population Count Doubleword and /// Quadword) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vbmi2: "avx512vbmi2"; + /// AVX-512 VBMI2 (Additional byte, word, dword and qword capabilities) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512gfni: "avx512gfni"; + /// AVX-512 GFNI (Galois Field New Instruction) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vaes: "avx512vaes"; + /// AVX-512 VAES (Vector AES instruction) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vpclmulqdq: "avx512vpclmulqdq"; + /// AVX-512 VPCLMULQDQ (Vector PCLMULQDQ instructions) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vnni: "avx512vnni"; + /// AVX-512 VNNI (Vector Neural Network Instructions) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512bitalg: "avx512bitalg"; + /// AVX-512 BITALG (Support for VPOPCNT[B,W] and VPSHUFBITQMB) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512bf16: "avx512bf16"; + /// AVX-512 BF16 (BFLOAT16 instructions) + @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] avx512vp2intersect: "avx512vp2intersect"; + /// AVX-512 P2INTERSECT @FEATURE: #[unstable(feature = "stdsimd", issue = "27731")] f16c: "f16c"; /// F16C (Conversions between IEEE-754 `binary16` and `binary32` formats) @FEATURE: #[stable(feature = "simd_x86", since = "1.27.0")] fma: "fma"; diff --git a/library/stdarch/crates/std_detect/src/detect/os/x86.rs b/library/stdarch/crates/std_detect/src/detect/os/x86.rs index 7888776335d..436fb00f061 100644 --- a/library/stdarch/crates/std_detect/src/detect/os/x86.rs +++ b/library/stdarch/crates/std_detect/src/detect/os/x86.rs @@ -209,6 +209,14 @@ pub(crate) fn detect_features() -> cache::Initializer { enable(extended_features_ebx, 30, Feature::avx512bw); enable(extended_features_ebx, 31, Feature::avx512vl); enable(extended_features_ecx, 1, Feature::avx512vbmi); + enable(extended_features_ecx, 5, Feature::avx512bf16); + enable(extended_features_ecx, 6, Feature::avx512vbmi2); + enable(extended_features_ecx, 8, Feature::avx512gfni); + enable(extended_features_ecx, 8, Feature::avx512vp2intersect); + enable(extended_features_ecx, 9, Feature::avx512vaes); + enable(extended_features_ecx, 10, Feature::avx512vpclmulqdq); + enable(extended_features_ecx, 11, Feature::avx512vnni); + enable(extended_features_ecx, 12, Feature::avx512bitalg); enable(extended_features_ecx, 14, Feature::avx512vpopcntdq); } } |