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//===-- RISCVAttributes.h - RISCV Attributes --------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains enumerations for RISCV attributes as defined in RISC-V
// ELF psABI specification.
//
// RISC-V ELF psABI specification
//
// https://github.com/riscv/riscv-elf-psabi-doc/blob/master/riscv-elf.md
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SUPPORT_RISCVATTRIBUTES_H
#define LLVM_SUPPORT_RISCVATTRIBUTES_H
#include "llvm/Support/ELFAttributes.h"
namespace llvm {
namespace RISCVAttrs {
const TagNameMap &getRISCVAttributeTags();
enum AttrType : unsigned {
// Attribute types in ELF/.riscv.attributes.
STACK_ALIGN = 4,
ARCH = 5,
UNALIGNED_ACCESS = 6,
PRIV_SPEC = 8,
PRIV_SPEC_MINOR = 10,
PRIV_SPEC_REVISION = 12,
ATOMIC_ABI = 14,
};
enum class RISCVAtomicAbiTag : unsigned {
// Values for Tag_RISCV_atomic_abi
// Defined at
// https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-elf.adoc#tag_riscv_atomic_abi-14-uleb128version
UNKNOWN = 0,
A6C = 1,
A6S = 2,
A7 = 3,
};
enum { NOT_ALLOWED = 0, ALLOWED = 1 };
} // namespace RISCVAttrs
} // namespace llvm
#endif
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