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import m5.defines

arch_vars = [
    "USE_ARM_ISA",
    "USE_MIPS_ISA",
    "USE_POWER_ISA",
    "USE_RISCV_ISA",
    "USE_SPARC_ISA",
    "USE_X86_ISA",
]

enabled = list(filter(lambda var: m5.defines.buildEnv[var], arch_vars))

if len(enabled) == 1:
    arch = enabled[0]
    if arch == "USE_ARM_ISA":
        from m5.objects.ArmCPU import (
            ArmNonCachingSimpleCPU as NonCachingSimpleCPU,
        )
    elif arch == "USE_MIPS_ISA":
        from m5.objects.MipsCPU import (
            MipsNonCachingSimpleCPU as NonCachingSimpleCPU,
        )
    elif arch == "USE_POWER_ISA":
        from m5.objects.PowerCPU import (
            PowerNonCachingSimpleCPU as NonCachingSimpleCPU,
        )
    elif arch == "USE_RISCV_ISA":
        from m5.objects.RiscvCPU import (
            RiscvNonCachingSimpleCPU as NonCachingSimpleCPU,
        )
    elif arch == "USE_SPARC_ISA":
        from m5.objects.SparcCPU import (
            SparcNonCachingSimpleCPU as NonCachingSimpleCPU,
        )
    elif arch == "USE_X86_ISA":
        from m5.objects.X86CPU import (
            X86NonCachingSimpleCPU as NonCachingSimpleCPU,
        )