54 lines · cpp
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-exception6//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#include "llvm/Support/ErrorHandling.h"19 20using namespace llvm;21 22// Returns /machine's value.23COFF::MachineTypes llvm::getMachineType(StringRef S) {24 // Flags must be a superset of Microsoft lib.exe /machine flags.25 return StringSwitch<COFF::MachineTypes>(S.lower())26 .Cases({"x64", "amd64"}, COFF::IMAGE_FILE_MACHINE_AMD64)27 .Cases({"x86", "i386"}, COFF::IMAGE_FILE_MACHINE_I386)28 .Case("arm", COFF::IMAGE_FILE_MACHINE_ARMNT)29 .Case("arm64", COFF::IMAGE_FILE_MACHINE_ARM64)30 .Case("arm64ec", COFF::IMAGE_FILE_MACHINE_ARM64EC)31 .Case("arm64x", COFF::IMAGE_FILE_MACHINE_ARM64X)32 .Case("mips", COFF::IMAGE_FILE_MACHINE_R4000)33 .Default(COFF::IMAGE_FILE_MACHINE_UNKNOWN);34}35 36StringRef llvm::machineToStr(COFF::MachineTypes MT) {37 switch (MT) {38 case COFF::IMAGE_FILE_MACHINE_ARMNT:39 return "arm";40 case COFF::IMAGE_FILE_MACHINE_ARM64:41 return "arm64";42 case COFF::IMAGE_FILE_MACHINE_ARM64EC:43 return "arm64ec";44 case COFF::IMAGE_FILE_MACHINE_ARM64X:45 return "arm64x";46 case COFF::IMAGE_FILE_MACHINE_AMD64:47 return "x64";48 case COFF::IMAGE_FILE_MACHINE_I386:49 return "x86";50 default:51 llvm_unreachable("unknown machine type");52 }53}54