<commit_before>//===- MipsSubtarget.cpp - Mips Subtarget Information -----------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// 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.
//
//===----------------------------------------------------------------------===//

#include "MipsSubtarget.h"
#include "Mips.h"
#include "MipsGenSubtarget.inc"
#include "llvm/Module.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;

cl::opt<bool> NotABICall("disable-mips-abicall", cl::Hidden,
              cl::desc("Disable code for SVR4-style dynamic objects"));
cl::opt<bool> AbsoluteCall("enable-mips-absolute-call", cl::Hidden,
              cl::desc("Enable absolute call within abicall"));
cl::opt<unsigned> SSThreshold("mips-ssection-threshold", cl::Hidden,
              cl::desc("Small data and bss section threshold size (default=8)"),
              cl::init(8));

MipsSubtarget::MipsSubtarget(const TargetMachine &TM, const Module &M, 
                             const std::string &FS, bool little) : 
  MipsArchVersion(Mips1), MipsABI(O32), IsLittle(little), IsSingleFloat(false),
  IsFP64bit(false), IsGP64bit(false), HasVFPU(false), HasABICall(true), 
  HasAbsoluteCall(false), IsLinux(true), HasSEInReg(false), HasCondMov(false),
  HasMulDivAdd(false), HasMinMax(false), HasSwap(false), HasBitCount(false)
{
  std::string CPU = "mips1";

  // Parse features string.
  ParseSubtargetFeatures(FS, CPU);
  const std::string& TT = M.getTargetTriple();

  // Small section size threshold
  SSectionThreshold = SSThreshold;

  // 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) {
    MipsABI = EABI;
    IsSingleFloat = true;
    MipsArchVersion = Mips2;
    HasVFPU = true; // Enables Allegrex Vector FPU (not supported yet)<commit_msg>Match raw "psp" triple target, as done by the homebrew toolchain.<commit_after>//===- MipsSubtarget.cpp - Mips Subtarget Information -----------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// 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.
//
//===----------------------------------------------------------------------===//

#include "MipsSubtarget.h"
#include "Mips.h"
#include "MipsGenSubtarget.inc"
#include "llvm/Module.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;

cl::opt<bool> NotABICall("disable-mips-abicall", cl::Hidden,
              cl::desc("Disable code for SVR4-style dynamic objects"));
cl::opt<bool> AbsoluteCall("enable-mips-absolute-call", cl::Hidden,
              cl::desc("Enable absolute call within abicall"));
cl::opt<unsigned> SSThreshold("mips-ssection-threshold", cl::Hidden,
              cl::desc("Small data and bss section threshold size (default=8)"),
              cl::init(8));

MipsSubtarget::MipsSubtarget(const TargetMachine &TM, const Module &M, 
                             const std::string &FS, bool little) : 
  MipsArchVersion(Mips1), MipsABI(O32), IsLittle(little), IsSingleFloat(false),
  IsFP64bit(false), IsGP64bit(false), HasVFPU(false), HasABICall(true), 
  HasAbsoluteCall(false), IsLinux(true), HasSEInReg(false), HasCondMov(false),
  HasMulDivAdd(false), HasMinMax(false), HasSwap(false), HasBitCount(false)
{
  std::string CPU = "mips1";

  // Parse features string.
  ParseSubtargetFeatures(FS, CPU);
  const std::string& TT = M.getTargetTriple();

  // Small section size threshold
  SSectionThreshold = SSThreshold;

  // 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)
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