1 //===-- RISCVAttributes.h - RISCV Attributes --------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file contains enumerations for RISCV attributes as defined in RISC-V 10 // ELF psABI specification. 11 // 12 // RISC-V ELF psABI specification 13 // 14 // https://github.com/riscv/riscv-elf-psabi-doc/blob/master/riscv-elf.md 15 // 16 //===----------------------------------------------------------------------===// 17 #ifndef LLVM_SUPPORT_RISCVATTRIBUTES_H 18 #define LLVM_SUPPORT_RISCVATTRIBUTES_H 19 20 #include "llvm/Support/ELFAttributes.h" 21 22 namespace llvm { 23 namespace RISCVAttrs { 24 25 extern const TagNameMap RISCVAttributeTags; 26 27 enum AttrType : unsigned { 28 // Attribute types in ELF/.riscv.attributes. 29 STACK_ALIGN = 4, 30 ARCH = 5, 31 UNALIGNED_ACCESS = 6, 32 PRIV_SPEC = 8, 33 PRIV_SPEC_MINOR = 10, 34 PRIV_SPEC_REVISION = 12, 35 }; 36 37 enum StackAlign { ALIGN_4 = 4, ALIGN_16 = 16 }; 38 39 enum { NOT_ALLOWED = 0, ALLOWED = 1 }; 40 41 } // namespace RISCVAttrs 42 } // namespace llvm 43 44 #endif 45