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Update features for AArch64 to Linux 5.8 (#122)

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This adds the following features: dcpodp, sve2, sveaes, svepmull,
svebitperm, svesha3, svesm4, flagm2, frint, svei8mm, svef32mm,
svef64mm, svebf16, i8mm, bf16, dgh and rng.

With these, all features used by Linux 5.8 on AArch64 is supported.

Fixes #126
This commit is contained in:
Tamas Zsoldos
2020-09-21 09:50:38 +02:00
committed by GitHub
parent 9e03e13ae7
commit 73d10ad25b
4 changed files with 168 additions and 32 deletions
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19
include/internal/hwcaps.h
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@ -59,6 +59,25 @@ CPU_FEATURES_START_CPP_NAMESPACE
#define AARCH64_HWCAP_PACA (1UL << 30)
#define AARCH64_HWCAP_PACG (1UL << 31)
#define AARCH64_HWCAP2_DCPODP (1UL << 0)
#define AARCH64_HWCAP2_SVE2 (1UL << 1)
#define AARCH64_HWCAP2_SVEAES (1UL << 2)
#define AARCH64_HWCAP2_SVEPMULL (1UL << 3)
#define AARCH64_HWCAP2_SVEBITPERM (1UL << 4)
#define AARCH64_HWCAP2_SVESHA3 (1UL << 5)
#define AARCH64_HWCAP2_SVESM4 (1UL << 6)
#define AARCH64_HWCAP2_FLAGM2 (1UL << 7)
#define AARCH64_HWCAP2_FRINT (1UL << 8)
#define AARCH64_HWCAP2_SVEI8MM (1UL << 9)
#define AARCH64_HWCAP2_SVEF32MM (1UL << 10)
#define AARCH64_HWCAP2_SVEF64MM (1UL << 11)
#define AARCH64_HWCAP2_SVEBF16 (1UL << 12)
#define AARCH64_HWCAP2_I8MM (1UL << 13)
#define AARCH64_HWCAP2_BF16 (1UL << 14)
#define AARCH64_HWCAP2_DGH (1UL << 15)
#define AARCH64_HWCAP2_RNG (1UL << 16)
#define AARCH64_HWCAP2_BTI (1UL << 17)
// http://elixir.free-electrons.com/linux/latest/source/arch/arm/include/uapi/asm/hwcap.h
#define ARM_HWCAP_SWP (1UL << 0)
#define ARM_HWCAP_HALF (1UL << 1)