1 //===- WindowsMachineFlag.cpp ---------------------------------------------===// 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 // Functions for implementing the /machine: flag. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/Object/WindowsMachineFlag.h" 14 15 #include "llvm/ADT/StringRef.h" 16 #include "llvm/ADT/StringSwitch.h" 17 #include "llvm/BinaryFormat/COFF.h" 18 19 using namespace llvm; 20 21 // Returns /machine's value. getMachineType(StringRef S)22COFF::MachineTypes llvm::getMachineType(StringRef S) { 23 return StringSwitch<COFF::MachineTypes>(S.lower()) 24 .Cases("x64", "amd64", COFF::IMAGE_FILE_MACHINE_AMD64) 25 .Cases("x86", "i386", COFF::IMAGE_FILE_MACHINE_I386) 26 .Case("arm", COFF::IMAGE_FILE_MACHINE_ARMNT) 27 .Case("arm64", COFF::IMAGE_FILE_MACHINE_ARM64) 28 .Default(COFF::IMAGE_FILE_MACHINE_UNKNOWN); 29 } 30 machineToStr(COFF::MachineTypes MT)31StringRef llvm::machineToStr(COFF::MachineTypes MT) { 32 switch (MT) { 33 case COFF::IMAGE_FILE_MACHINE_ARMNT: 34 return "arm"; 35 case COFF::IMAGE_FILE_MACHINE_ARM64: 36 return "arm64"; 37 case COFF::IMAGE_FILE_MACHINE_AMD64: 38 return "x64"; 39 case COFF::IMAGE_FILE_MACHINE_I386: 40 return "x86"; 41 default: 42 llvm_unreachable("unknown machine type"); 43 } 44 } 45