| 1 | //===-- BPFMCAsmInfo.h - BPF asm properties -------------------*- 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 the declaration of the BPFMCAsmInfo class. |
| 10 | // |
| 11 | //===----------------------------------------------------------------------===// |
| 12 | |
| 13 | #ifndef LLVM_LIB_TARGET_BPF_MCTARGETDESC_BPFMCASMINFO_H |
| 14 | #define LLVM_LIB_TARGET_BPF_MCTARGETDESC_BPFMCASMINFO_H |
| 15 | |
| 16 | #include "llvm/MC/MCAsmInfo.h" |
| 17 | #include "llvm/TargetParser/Triple.h" |
| 18 | |
| 19 | namespace llvm { |
| 20 | |
| 21 | class BPFMCAsmInfo : public MCAsmInfo { |
| 22 | public: |
| 23 | explicit BPFMCAsmInfo(const Triple &TT, const MCTargetOptions &Options) { |
| 24 | if (TT.getArch() == Triple::bpfeb) |
| 25 | IsLittleEndian = false; |
| 26 | |
| 27 | PrivateGlobalPrefix = ".L"; |
| 28 | WeakRefDirective = "\t.weak\t"; |
| 29 | |
| 30 | UsesELFSectionDirectiveForBSS = true; |
| 31 | HasSingleParameterDotFile = true; |
| 32 | HasDotTypeDotSizeDirective = true; |
| 33 | |
| 34 | SupportsDebugInformation = true; |
| 35 | ExceptionsType = ExceptionHandling::DwarfCFI; |
| 36 | MinInstAlignment = 8; |
| 37 | |
| 38 | // the default is 4 and it only affects dwarf elf output |
| 39 | // so if not set correctly, the dwarf data will be |
| 40 | // messed up in random places by 4 bytes. .debug_line |
| 41 | // section will be parsable, but with odd offsets and |
| 42 | // line numbers, etc. |
| 43 | CodePointerSize = 8; |
| 44 | } |
| 45 | |
| 46 | void setDwarfUsesRelocationsAcrossSections(bool enable) { |
| 47 | DwarfUsesRelocationsAcrossSections = enable; |
| 48 | } |
| 49 | }; |
| 50 | } |
| 51 | |
| 52 | #endif |
| 53 |