const Arch *GetHostArch(void) {
static const Arch *gHostArch = nullptr;
if (!gHostArch) {
gHostArch = Arch::Get(GetOSName(REMILL_OS), GetArchName(REMILL_ARCH));
}
return gHostArch;
}
const Arch *GetTargetArch(void) {
static const Arch *gTargetArch = nullptr;
if (!gTargetArch) {
gTargetArch = Arch::Get(GetOSName(FLAGS_os), GetArchName(FLAGS_arch));
}
return gTargetArch;
}
char const *GetArchName(CPUType type, CPUSubType subtype, Endian endian) {
switch (type) {
case kCPUTypeARM:
if (endian == kEndianLittle) {
switch (subtype) {
case kCPUSubTypeARM_V7:
case kCPUSubTypeARM_V7F:
case kCPUSubTypeARM_V7S:
case kCPUSubTypeARM_V7K:
case kCPUSubTypeARM_V7M:
case kCPUSubTypeARM_V7EM:
return "armv7";
default:
return "arm";
}
} else {
return "armeb";
}
case kCPUTypePOWERPC:
if (endian == kEndianLittle)
return "powerpcle";
else
return "powerpc";
case kCPUTypePOWERPC64:
if (endian == kEndianLittle)
return "powerpc64le";
else
return "powerpc64";
case kCPUTypeMIPS:
if (endian == kEndianLittle)
return "mipsel";
else
return "mipseb";
case kCPUTypeMIPS64:
if (endian == kEndianLittle)
return "mips64el";
else
return "mips64eb";
default:
break;
}
return GetArchName(type, subtype);
}