From 505d4e8d48397fca4491ab52afccf33b0b037fa2 Mon Sep 17 00:00:00 2001 From: Taiki Endo Date: Tue, 24 Jan 2023 03:17:26 +0900 Subject: [PATCH] std_detect: Support detecting lse/dotprod/jsconv/rcpc on aarch64 Windows --- .../src/detect/os/windows/aarch64.rs | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/library/stdarch/crates/std_detect/src/detect/os/windows/aarch64.rs b/library/stdarch/crates/std_detect/src/detect/os/windows/aarch64.rs index 051ad6d1bfcb..119c905e03b6 100644 --- a/library/stdarch/crates/std_detect/src/detect/os/windows/aarch64.rs +++ b/library/stdarch/crates/std_detect/src/detect/os/windows/aarch64.rs @@ -14,6 +14,10 @@ pub(crate) fn detect_features() -> cache::Initializer { const PF_ARM_NEON_INSTRUCTIONS_AVAILABLE: u32 = 19; const PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE: u32 = 30; const PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE: u32 = 31; + const PF_ARM_V81_ATOMIC_INSTRUCTIONS_AVAILABLE: u32 = 34; + const PF_ARM_V82_DP_INSTRUCTIONS_AVAILABLE: u32 = 43; + const PF_ARM_V83_JSCVT_INSTRUCTIONS_AVAILABLE: u32 = 44; + const PF_ARM_V83_LRCPC_INSTRUCTIONS_AVAILABLE: u32 = 45; extern "system" { pub fn IsProcessorFeaturePresent(ProcessorFeature: DWORD) -> BOOL; @@ -39,6 +43,22 @@ pub(crate) fn detect_features() -> cache::Initializer { Feature::crc, IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE) != FALSE, ); + enable_feature( + Feature::lse, + IsProcessorFeaturePresent(PF_ARM_V81_ATOMIC_INSTRUCTIONS_AVAILABLE) != FALSE, + ); + enable_feature( + Feature::dotprod, + IsProcessorFeaturePresent(PF_ARM_V82_DP_INSTRUCTIONS_AVAILABLE) != FALSE, + ); + enable_feature( + Feature::jsconv, + IsProcessorFeaturePresent(PF_ARM_V83_JSCVT_INSTRUCTIONS_AVAILABLE) != FALSE, + ); + enable_feature( + Feature::rcpc, + IsProcessorFeaturePresent(PF_ARM_V83_LRCPC_INSTRUCTIONS_AVAILABLE) != FALSE, + ); // PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE means aes, sha1, sha2 and // pmull support enable_feature(