Re-commit: Demote EmitRawText call in AsmPrinter::EmitInlineAsm() and remove hasRawTe...

[oota-llvm.git] / lib / Target / PowerPC / PPCTargetMachine.cpp

diff --git a/lib/Target/PowerPC/PPCTargetMachine.cpp b/lib/Target/PowerPC/PPCTargetMachine.cpp
index fe851c1b6fb8d02d5730022dd58f1e26bdcb4026..2e8d2d67fddc69d2486a716f25ddf3a08cba7026 100644 (file)
--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -30,6 +30,37 @@ extern "C" void LLVMInitializePowerPCTarget() {
   // Register the targets
   RegisterTargetMachine<PPC32TargetMachine> A(ThePPC32Target);
   RegisterTargetMachine<PPC64TargetMachine> B(ThePPC64Target);
+  RegisterTargetMachine<PPC64TargetMachine> C(ThePPC64LETarget);
+}
+
+/// Return the datalayout string of a subtarget.
+static std::string getDataLayoutString(const PPCSubtarget &ST) {
+  const Triple &T = ST.getTargetTriple();
+
+  // PPC is big endian.
+  std::string Ret = "E";
+
+  Ret += DataLayout::getManglingComponent(T);
+
+  // PPC32 has 32 bit pointers. The PS3 (OS Lv2) is a PPC64 machine with 32 bit
+  // pointers.
+  if (!ST.isPPC64() || T.getOS() == Triple::Lv2)
+    Ret += "-p:32:32";
+
+  // Note, the alignment values for f64 and i64 on ppc64 in Darwin
+  // documentation are wrong; these are correct (i.e. "what gcc does").
+  if (ST.isPPC64() || ST.isSVR4ABI())
+    Ret += "-i64:64";
+  else
+    Ret += "-f64:32:64";
+
+  // PPC64 has 32 and 64 bit registers, PPC32 has only 32 bit ones.
+  if (ST.isPPC64())
+    Ret += "-n32:64";
+  else
+    Ret += "-n32";
+
+  return Ret;
 }
 
 PPCTargetMachine::PPCTargetMachine(const Target &T, StringRef TT,
@@ -40,7 +71,7 @@ PPCTargetMachine::PPCTargetMachine(const Target &T, StringRef TT,
                                    bool is64Bit)
   : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL),
     Subtarget(TT, CPU, FS, is64Bit),
-    DL(Subtarget.getDataLayoutString()), InstrInfo(*this),
+    DL(getDataLayoutString(Subtarget)), InstrInfo(*this),
     FrameLowering(Subtarget), JITInfo(*this, is64Bit),
     TLInfo(*this), TSInfo(*this),
     InstrItins(Subtarget.getInstrItineraryData()) {
@@ -48,6 +79,7 @@ PPCTargetMachine::PPCTargetMachine(const Target &T, StringRef TT,
   // The binutils for the BG/P are too old for CFI.
   if (Subtarget.isBGP())
     setMCUseCFI(false);
+  initAsmInfo();
 }
 
 void PPC32TargetMachine::anchor() { }
@@ -86,8 +118,14 @@ public:
     return getTM<PPCTargetMachine>();
   }
 
-  virtual bool addPreRegAlloc();
+  const PPCSubtarget &getPPCSubtarget() const {
+    return *getPPCTargetMachine().getSubtargetImpl();
+  }
+
+  virtual bool addPreISel();
+  virtual bool addILPOpts();
   virtual bool addInstSelector();
+  virtual bool addPreSched2();
   virtual bool addPreEmitPass();
 };
 } // namespace
@@ -96,9 +134,18 @@ TargetPassConfig *PPCTargetMachine::createPassConfig(PassManagerBase &PM) {
   return new PPCPassConfig(this, PM);
 }
 
-bool PPCPassConfig::addPreRegAlloc() {
+bool PPCPassConfig::addPreISel() {
   if (!DisableCTRLoops && getOptLevel() != CodeGenOpt::None)
-    addPass(createPPCCTRLoops());
+    addPass(createPPCCTRLoops(getPPCTargetMachine()));
+
+  return false;
+}
+
+bool PPCPassConfig::addILPOpts() {
+  if (getPPCSubtarget().hasISEL()) {
+    addPass(&EarlyIfConverterID);
+    return true;
+  }
 
   return false;
 }
@@ -106,10 +153,25 @@ bool PPCPassConfig::addPreRegAlloc() {
 bool PPCPassConfig::addInstSelector() {
   // Install an instruction selector.
   addPass(createPPCISelDag(getPPCTargetMachine()));
+
+#ifndef NDEBUG
+  if (!DisableCTRLoops && getOptLevel() != CodeGenOpt::None)
+    addPass(createPPCCTRLoopsVerify());
+#endif
+
   return false;
 }
 
+bool PPCPassConfig::addPreSched2() {
+  if (getOptLevel() != CodeGenOpt::None)
+    addPass(&IfConverterID);
+
+  return true;
+}
+
 bool PPCPassConfig::addPreEmitPass() {
+  if (getOptLevel() != CodeGenOpt::None)
+    addPass(createPPCEarlyReturnPass());
   // Must run branch selection immediately preceding the asm printer.
   addPass(createPPCBranchSelectionPass());
   return false;
@@ -131,7 +193,7 @@ void PPCTargetMachine::addAnalysisPasses(PassManagerBase &PM) {
   // Add first the target-independent BasicTTI pass, then our PPC pass. This
   // allows the PPC pass to delegate to the target independent layer when
   // appropriate.
-  PM.add(createBasicTargetTransformInfoPass(getTargetLowering()));
+  PM.add(createBasicTargetTransformInfoPass(this));
   PM.add(createPPCTargetTransformInfoPass(this));
 }