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1 //===- WindowsMachineFlag.cpp ---------------------------------------------===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8 //
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9 // Functions for implementing the /machine: flag.
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10 //
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11 //===----------------------------------------------------------------------===//
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12
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13 #include "llvm/Object/WindowsMachineFlag.h"
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14
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15 #include "llvm/ADT/StringRef.h"
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16 #include "llvm/ADT/StringSwitch.h"
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17 #include "llvm/BinaryFormat/COFF.h"
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18
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19 using namespace llvm;
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20
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21 // Returns /machine's value.
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22 COFF::MachineTypes llvm::getMachineType(StringRef S) {
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23 return StringSwitch<COFF::MachineTypes>(S.lower())
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24 .Cases("x64", "amd64", COFF::IMAGE_FILE_MACHINE_AMD64)
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25 .Cases("x86", "i386", COFF::IMAGE_FILE_MACHINE_I386)
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26 .Case("arm", COFF::IMAGE_FILE_MACHINE_ARMNT)
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27 .Case("arm64", COFF::IMAGE_FILE_MACHINE_ARM64)
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28 .Default(COFF::IMAGE_FILE_MACHINE_UNKNOWN);
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29 }
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30
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31 StringRef llvm::machineToStr(COFF::MachineTypes MT) {
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32 switch (MT) {
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33 case COFF::IMAGE_FILE_MACHINE_ARMNT:
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34 return "arm";
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35 case COFF::IMAGE_FILE_MACHINE_ARM64:
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36 return "arm64";
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37 case COFF::IMAGE_FILE_MACHINE_AMD64:
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38 return "x64";
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39 case COFF::IMAGE_FILE_MACHINE_I386:
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40 return "x86";
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41 default:
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42 llvm_unreachable("unknown machine type");
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43 }
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44 }
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