extern "C" bool LLVMRustHasFeature(LLVMTargetMachineRef TM,
const char *Feature) {
#if LLVM_VERSION_GE(6, 0)
TargetMachine *Target = unwrap(TM);
const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
return MCInfo->checkFeatures(std::string("+") + Feature);
#else
return false;
#endif
}
extern "C" bool LLVMRustHasFeature(LLVMTargetMachineRef TM,
const char *Feature) {
#if LLVM_RUSTLLVM
TargetMachine *Target = unwrap(TM);
const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
const FeatureBitset &Bits = MCInfo->getFeatureBits();
const ArrayRef<SubtargetFeatureKV> FeatTable = MCInfo->getFeatureTable();
for (auto &FeatureEntry : FeatTable)
if (!strcmp(FeatureEntry.Key, Feature))
return (Bits & FeatureEntry.Value) == FeatureEntry.Value;
#endif
return false;
}
extern "C" bool
LLVMRustHasFeature(LLVMTargetMachineRef TM,
const char *feature) {
TargetMachine *Target = unwrap(TM);
const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
const FeatureBitset &Bits = MCInfo->getFeatureBits();
const llvm::SubtargetFeatureKV *FeatureEntry;
#define SUBTARGET(x) \
if (MCInfo->isCPUStringValid(x##SubTypeKV[0].Key)) { \
FeatureEntry = x##FeatureKV; \
} else
GEN_SUBTARGETS {
return false;
}
#undef SUBTARGET
while (strcmp(feature, FeatureEntry->Key) != 0)
FeatureEntry++;
return (Bits & FeatureEntry->Value) == FeatureEntry->Value;
}
extern "C" bool LLVMRustHasFeature(LLVMTargetMachineRef TM,
const char *Feature) {
TargetMachine *Target = unwrap(TM);
const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
return MCInfo->checkFeatures(std::string("+") + Feature);
}
