-//===- MipsSubtarget.cpp - Mips Subtarget Information -----------*- C++ -*-===//
+//===-- MipsSubtarget.cpp - Mips Subtarget Information --------------------===//
//
// The LLVM Compiler Infrastructure
//
using namespace llvm;
+void MipsSubtarget::anchor() { }
+
MipsSubtarget::MipsSubtarget(const std::string &TT, const std::string &CPU,
const std::string &FS, bool little) :
MipsGenSubtargetInfo(TT, CPU, FS),
- MipsArchVersion(Mips32), MipsABI(O32), IsLittle(little), IsSingleFloat(false),
- IsFP64bit(false), IsGP64bit(false), HasVFPU(false), IsLinux(true),
- HasSEInReg(false), HasCondMov(false), HasMulDivAdd(false), HasMinMax(false),
- HasSwap(false), HasBitCount(false)
+ MipsArchVersion(Mips32), MipsABI(UnknownABI), IsLittle(little),
+ IsSingleFloat(false), IsFP64bit(false), IsGP64bit(false), HasVFPU(false),
+ IsLinux(true), HasSEInReg(false), HasCondMov(false), HasMulDivAdd(false),
+ HasMinMax(false), HasSwap(false), HasBitCount(false)
{
std::string CPUName = CPU;
if (CPUName.empty())
- CPUName = "mips32r1";
+ CPUName = "mips32";
// Parse features string.
ParseSubtargetFeatures(CPUName, FS);
// Initialize scheduling itinerary for the specified CPU.
InstrItins = getInstrItineraryForCPU(CPUName);
+ // Set MipsABI if it hasn't been set yet.
+ if (MipsABI == UnknownABI)
+ MipsABI = hasMips64() ? N64 : O32;
+
+ // Check if Architecture and ABI are compatible.
+ assert(((!hasMips64() && (isABI_O32() || isABI_EABI())) ||
+ (hasMips64() && (isABI_N32() || isABI_N64()))) &&
+ "Invalid Arch & ABI pair.");
+
// Is the target system Linux ?
if (TT.find("linux") == std::string::npos)
IsLinux = false;