AArch64Subtarget.cpp [plain text]
#include "AArch64Subtarget.h"
#include "AArch64RegisterInfo.h"
#include "MCTargetDesc/AArch64MCTargetDesc.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "AArch64GenSubtargetInfo.inc"
using namespace llvm;
void AArch64Subtarget::anchor() {}
AArch64Subtarget::AArch64Subtarget(StringRef TT, StringRef CPU, StringRef FS)
: AArch64GenSubtargetInfo(TT, CPU, FS), HasFPARMv8(false), HasNEON(false),
HasCrypto(false), TargetTriple(TT), CPUString(CPU) {
initializeSubtargetFeatures(CPU, FS);
}
void AArch64Subtarget::initializeSubtargetFeatures(StringRef CPU,
StringRef FS) {
if (CPU.empty())
CPUString = "generic";
std::string FullFS = FS;
if (CPUString == "generic") {
if (FullFS.empty())
FullFS = "+fp-armv8";
else
FullFS = "+fp-armv8," + FullFS;
}
ParseSubtargetFeatures(CPU, FullFS);
}
bool AArch64Subtarget::GVIsIndirectSymbol(const GlobalValue *GV,
Reloc::Model RelocM) const {
if (RelocM == Reloc::Static)
return false;
return !GV->hasLocalLinkage() && !GV->hasHiddenVisibility();
}