/// <summary>Provides the canonical Architecture form for a given architecture sub architecture pair</summary>
/// <param name="archType">Architecture type</param>
/// <param name="subArch">Sub Architecture type</param>
/// <returns>Canonical <see cref="ArchType"/></returns>
/// <remarks>
/// Some architectures, particularly ARM variants, have multiple sub-architecture types that
/// have a canonical form (i.e. Arch=<see cref="ArchType.Arm"/>; SubArch=<see cref="SubArchType.ARMSubArch_v7m"/>;
/// has the Canonical Arch of <see cref="ArchType.Thumb"/>). This method retrieves the canonical Arch
/// for a given architecture,SubArchitecture pair.
/// </remarks>
public static ArchType GetCanonicalArchForSubArch(ArchType archType, SubArchType subArch)
{
archType.ValidateDefined(nameof(archType));
subArch.ValidateDefined(nameof(subArch));
switch (archType)
{
case ArchType.Kalimba:
switch (subArch)
{
case SubArchType.NoSubArch:
case SubArchType.KalimbaSubArch_v3:
case SubArchType.KalimbaSubArch_v4:
case SubArchType.KalimbaSubArch_v5:
return(ArchType.Kalimba);
default:
return(ArchType.UnknownArch);
}
case ArchType.Arm:
case ArchType.Armeb:
switch (subArch)
{
case SubArchType.ARMSubArch_v6m:
return(archType == ArchType.Armeb ? ArchType.Thumbeb : ArchType.Thumb);
case SubArchType.KalimbaSubArch_v3:
case SubArchType.KalimbaSubArch_v4:
case SubArchType.KalimbaSubArch_v5:
return(ArchType.UnknownArch);
default:
return(archType);
}
default:
return(archType);
}
}
public static ObjectFormatType GetDefaultObjectFormat(ArchType arch, OSType os)
{
arch.ValidateDefined(nameof(arch));
os.ValidateDefined(nameof(os));
switch (arch)
{
case ArchType.UnknownArch:
case ArchType.Aarch64:
case ArchType.Arm:
case ArchType.Thumb:
case ArchType.X86:
case ArchType.Amd64:
if (IsOsDarwin(os))
{
return(ObjectFormatType.MachO);
}
if (os == OSType.Win32)
{
return(ObjectFormatType.COFF);
}
return(ObjectFormatType.ELF);
case ArchType.Aarch64BE:
case ArchType.AMDGCN:
case ArchType.Amdil:
case ArchType.Amdil64:
case ArchType.Armeb:
case ArchType.Avr:
case ArchType.BPFeb:
case ArchType.BPFel:
case ArchType.Hexagon:
case ArchType.Lanai:
case ArchType.Hsail:
case ArchType.Hsail64:
case ArchType.Kalimba:
case ArchType.Le32:
case ArchType.Le64:
case ArchType.MIPS:
case ArchType.MIPS64:
case ArchType.MIPS64el:
case ArchType.MIPSel:
case ArchType.MSP430:
case ArchType.Nvptx:
case ArchType.Nvptx64:
case ArchType.PPC64le:
case ArchType.R600:
case ArchType.Renderscript32:
case ArchType.Renderscript64:
case ArchType.Shave:
case ArchType.Sparc:
case ArchType.Sparcel:
case ArchType.Sparcv9:
case ArchType.Spir:
case ArchType.Spir64:
case ArchType.SystemZ:
case ArchType.TCE:
case ArchType.Thumbeb:
case ArchType.Wasm32:
case ArchType.Wasm64:
case ArchType.Xcore:
return(ObjectFormatType.ELF);
case ArchType.PPC:
case ArchType.PPC64:
if (IsOsDarwin(os))
{
return(ObjectFormatType.MachO);
}
return(ObjectFormatType.ELF);
default:
throw new ArgumentException(Resources.Unsupported_Architecture, nameof(arch));
}
}