1 //===- MipsGNUInfo.h ------------------------------------------------------===// 2 // 3 // The MCLinker Project 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 #ifndef MCLD_TARGET_MIPS_GNU_INFO_H 10 #define MCLD_TARGET_MIPS_GNU_INFO_H 11 #include <mcld/Target/GNUInfo.h> 12 13 #include <llvm/Support/ELF.h> 14 15 namespace mcld { 16 17 class MipsGNUInfo : public GNUInfo 18 { 19 public: 20 enum { 21 // The original o32 abi. 22 E_MIPS_ABI_O32 = 0x00001000, 23 // O32 extended to work on 64 bit architectures. 24 E_MIPS_ABI_O64 = 0x00002000, 25 // EABI in 32 bit mode. 26 E_MIPS_ABI_EABI32 = 0x00003000, 27 // EABI in 64 bit mode. 28 E_MIPS_ABI_EABI64 = 0x00004000 29 }; 30 31 public: MipsGNUInfo(const llvm::Triple & pTriple)32 MipsGNUInfo(const llvm::Triple& pTriple) : GNUInfo(pTriple) { } 33 machine()34 uint32_t machine() const { return llvm::ELF::EM_MIPS; } 35 defaultTextSegmentAddr()36 uint64_t defaultTextSegmentAddr() const { return 0x80000; } 37 flags()38 uint64_t flags() const 39 { 40 // TODO: (simon) The correct flag's set depend on command line 41 // arguments and flags from input .o files. 42 return llvm::ELF::EF_MIPS_ARCH_32R2 | 43 llvm::ELF::EF_MIPS_NOREORDER | 44 llvm::ELF::EF_MIPS_PIC | 45 llvm::ELF::EF_MIPS_CPIC | 46 E_MIPS_ABI_O32; 47 } 48 abiPageSize()49 uint64_t abiPageSize() const { return 0x10000; } 50 }; 51 52 } // namespace of mcld 53 54 #endif 55 56