llvm-for-llvmta/lib/Object/WindowsMachineFlag.cpp

45 lines
1.4 KiB
C++

//===- WindowsMachineFlag.cpp ---------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Functions for implementing the /machine: flag.
//
//===----------------------------------------------------------------------===//
#include "llvm/Object/WindowsMachineFlag.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/BinaryFormat/COFF.h"
using namespace llvm;
// Returns /machine's value.
COFF::MachineTypes llvm::getMachineType(StringRef S) {
return StringSwitch<COFF::MachineTypes>(S.lower())
.Cases("x64", "amd64", COFF::IMAGE_FILE_MACHINE_AMD64)
.Cases("x86", "i386", COFF::IMAGE_FILE_MACHINE_I386)
.Case("arm", COFF::IMAGE_FILE_MACHINE_ARMNT)
.Case("arm64", COFF::IMAGE_FILE_MACHINE_ARM64)
.Default(COFF::IMAGE_FILE_MACHINE_UNKNOWN);
}
StringRef llvm::machineToStr(COFF::MachineTypes MT) {
switch (MT) {
case COFF::IMAGE_FILE_MACHINE_ARMNT:
return "arm";
case COFF::IMAGE_FILE_MACHINE_ARM64:
return "arm64";
case COFF::IMAGE_FILE_MACHINE_AMD64:
return "x64";
case COFF::IMAGE_FILE_MACHINE_I386:
return "x86";
default:
llvm_unreachable("unknown machine type");
}
}