//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Bruno Cardoso Lopes and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
-// This file implements the Mips specific subclass of TargetSubtarget.
+// This file implements the Mips specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#include "MipsSubtarget.h"
#include "Mips.h"
-#include "MipsGenSubtarget.inc"
+#include "llvm/Support/TargetRegistry.h"
+
+#define GET_SUBTARGETINFO_TARGET_DESC
+#define GET_SUBTARGETINFO_CTOR
+#include "MipsGenSubtargetInfo.inc"
+
using namespace llvm;
-MipsSubtarget::MipsSubtarget(const TargetMachine &TM, const Module &M,
- const std::string &FS) : isR3000(false)
+MipsSubtarget::MipsSubtarget(const std::string &TT, const std::string &CPU,
+ const std::string &FS, bool little) :
+ MipsGenSubtargetInfo(TT, CPU, FS),
+ MipsArchVersion(Mips1), 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)
{
- std::string CPU = "generic";
+ std::string CPUName = CPU;
+ if (CPUName.empty())
+ CPUName = "mips1";
+ MipsArchVersion = Mips1;
// Parse features string.
- ParseSubtargetFeatures(FS, CPU);
+ ParseSubtargetFeatures(CPUName, FS);
+
+ // Initialize scheduling itinerary for the specified CPU.
+ InstrItins = getInstrItineraryForCPU(CPUName);
+
+ // Is the target system Linux ?
+ if (TT.find("linux") == std::string::npos)
+ IsLinux = false;
+
+ // When only the target triple is specified and is
+ // a allegrex target, set the features. We also match
+ // big and little endian allegrex cores (dont really
+ // know if a big one exists)
+ if (TT.find("mipsallegrex") != std::string::npos ||
+ TT.find("psp") != std::string::npos) {
+ MipsABI = EABI;
+ IsSingleFloat = true;
+ MipsArchVersion = Mips2;
+ HasVFPU = true; // Enables Allegrex Vector FPU (not supported yet)
+ HasSEInReg = true;
+ HasBitCount = true;
+ HasSwap = true;
+ HasCondMov = true;
+ }
}