799e520c51
It belongs to the HINT space so it can be executed as NOP if the hardware doesn't support it. Reviewed in ACLE -> https://github.com/ARM-software/acle/pull/357
92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
//===- AArch64CPUFeatures.inc - AArch64 CPU Features enum -------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the CPUFeatures enum for AArch64 to facilitate better
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// testing of this code between LLVM and compiler-rt, primarily that the files
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// are an exact match.
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//
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// This file has two identical copies. The primary copy lives in LLVM and
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// the other one sits in compiler-rt/lib/builtins/cpu_model directory. To make
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// changes in this file, first modify the primary copy and copy it over to
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// compiler-rt. compiler-rt tests will fail if the two files are not synced up.
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//
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//===----------------------------------------------------------------------===//
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#ifndef AARCH64_CPU_FEATURS_INC_H
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#define AARCH64_CPU_FEATURS_INC_H
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// Function Multi Versioning CPU features.
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enum CPUFeatures {
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FEAT_RNG,
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FEAT_FLAGM,
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FEAT_FLAGM2,
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FEAT_FP16FML,
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FEAT_DOTPROD,
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FEAT_SM4,
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FEAT_RDM,
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FEAT_LSE,
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FEAT_FP,
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FEAT_SIMD,
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FEAT_CRC,
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RESERVED_FEAT_SHA1, // previously used and now ABI legacy
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FEAT_SHA2,
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FEAT_SHA3,
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RESERVED_FEAT_AES, // previously used and now ABI legacy
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FEAT_PMULL,
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FEAT_FP16,
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FEAT_DIT,
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FEAT_DPB,
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FEAT_DPB2,
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FEAT_JSCVT,
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FEAT_FCMA,
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FEAT_RCPC,
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FEAT_RCPC2,
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FEAT_FRINTTS,
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RESERVED_FEAT_DGH, // previously used and now ABI legacy
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FEAT_I8MM,
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FEAT_BF16,
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RESERVED_FEAT_EBF16, // previously used and now ABI legacy
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RESERVED_FEAT_RPRES, // previously used and now ABI legacy
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FEAT_SVE,
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RESERVED_FEAT_SVE_BF16, // previously used and now ABI legacy
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RESERVED_FEAT_SVE_EBF16, // previously used and now ABI legacy
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RESERVED_FEAT_SVE_I8MM, // previously used and now ABI legacy
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FEAT_SVE_F32MM,
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FEAT_SVE_F64MM,
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FEAT_SVE2,
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RESERVED_FEAT_SVE_AES, // previously used and now ABI legacy
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FEAT_SVE_PMULL128,
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FEAT_SVE_BITPERM,
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FEAT_SVE_SHA3,
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FEAT_SVE_SM4,
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FEAT_SME,
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RESERVED_FEAT_MEMTAG, // previously used and now ABI legacy
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FEAT_MEMTAG2,
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RESERVED_FEAT_MEMTAG3, // previously used and now ABI legacy
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FEAT_SB,
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FEAT_PREDRES,
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RESERVED_FEAT_SSBS, // previously used and now ABI legacy
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FEAT_SSBS2,
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FEAT_BTI,
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RESERVED_FEAT_LS64, // previously used and now ABI legacy
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RESERVED_FEAT_LS64_V, // previously used and now ABI legacy
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FEAT_LS64_ACCDATA,
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FEAT_WFXT,
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FEAT_SME_F64,
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FEAT_SME_I64,
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FEAT_SME2,
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FEAT_RCPC3,
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FEAT_MOPS,
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FEAT_MAX,
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FEAT_EXT = 62, // Reserved to indicate presence of additional features field
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// in __aarch64_cpu_features
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FEAT_INIT // Used as flag of features initialization completion
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};
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#endif
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