1 files changed, 1 insertions, 89 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
index decc1b27f77..564887353dd 100644
--- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -34,7 +34,6 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineModuleInfoImpls.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
-#include "llvm/CodeGen/StackMaps.h"
 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/DebugInfo.h"
@@ -70,11 +69,10 @@ namespace {
     MapVector<MCSymbol*, MCSymbol*> TOC;
     const PPCSubtarget &Subtarget;
     uint64_t TOCLabelID;
-    StackMaps SM;
   public:
     explicit PPCAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
       : AsmPrinter(TM, Streamer),
-        Subtarget(TM.getSubtarget<PPCSubtarget>()), TOCLabelID(0), SM(*this) {}
+        Subtarget(TM.getSubtarget<PPCSubtarget>()), TOCLabelID(0) {}
 
     const char *getPassName() const override {
       return "PowerPC Assembly Printer";
@@ -92,13 +90,6 @@ namespace {
     bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
                                unsigned AsmVariant, const char *ExtraCode,
                                raw_ostream &O) override;
-
-    void EmitEndOfAsmFile(Module &M) override;
-
-    void LowerSTACKMAP(MCStreamer &OutStreamer, StackMaps &SM,
-                       const MachineInstr &MI);
-    void LowerPATCHPOINT(MCStreamer &OutStreamer, StackMaps &SM,
-                         const MachineInstr &MI);
   };
 
   /// PPCLinuxAsmPrinter - PowerPC assembly printer, customized for Linux
@@ -325,80 +316,6 @@ MCSymbol *PPCAsmPrinter::lookUpOrCreateTOCEntry(MCSymbol *Sym) {
   return TOCEntry;
 }
 
-void PPCAsmPrinter::EmitEndOfAsmFile(Module &M) {
-  SM.serializeToStackMapSection();
-}
-
-void PPCAsmPrinter::LowerSTACKMAP(MCStreamer &OutStreamer, StackMaps &SM,
-                                  const MachineInstr &MI) {
-  unsigned NumNOPBytes = MI.getOperand(1).getImm();
-
-  SM.recordStackMap(MI);
-  assert(NumNOPBytes % 4 == 0 && "Invalid number of NOP bytes requested!");
-
-  // Scan ahead to trim the shadow.
-  const MachineBasicBlock &MBB = *MI.getParent();
-  MachineBasicBlock::const_iterator MII(MI);
-  ++MII;
-  while (NumNOPBytes > 0) {
-    if (MII == MBB.end() || MII->isCall() ||
-        MII->getOpcode() == PPC::DBG_VALUE ||
-        MII->getOpcode() == TargetOpcode::PATCHPOINT ||
-        MII->getOpcode() == TargetOpcode::STACKMAP)
-      break;
-    ++MII;
-    NumNOPBytes -= 4;
-  }
-
-  // Emit nops.
-  for (unsigned i = 0; i < NumNOPBytes; i += 4)
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::NOP));
-}
-
-// Lower a patchpoint of the form:
-// [<def>], <id>, <numBytes>, <target>, <numArgs>
-void PPCAsmPrinter::LowerPATCHPOINT(MCStreamer &OutStreamer, StackMaps &SM,
-                                    const MachineInstr &MI) {
-  SM.recordPatchPoint(MI);
-  PatchPointOpers Opers(&MI);
-
-  int64_t CallTarget = Opers.getMetaOper(PatchPointOpers::TargetPos).getImm();
-  unsigned EncodedBytes = 0;
-  if (CallTarget) {
-    assert((CallTarget & 0xFFFFFFFFFFFF) == CallTarget &&
-           "High 16 bits of call target should be zero.");
-    unsigned ScratchReg = MI.getOperand(Opers.getNextScratchIdx()).getReg();
-    EncodedBytes = 6*4;
-    // Materialize the jump address:
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::LI8)
-                                    .addReg(ScratchReg)
-                                    .addImm((CallTarget >> 32) & 0xFFFF));
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::RLDIC)
-                                    .addReg(ScratchReg)
-                                    .addReg(ScratchReg)
-                                    .addImm(32).addImm(16));
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::ORIS8)
-                                    .addReg(ScratchReg)
-                                    .addReg(ScratchReg)
-                                    .addImm((CallTarget >> 16) & 0xFFFF));
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::ORI8)
-                                    .addReg(ScratchReg)
-                                    .addReg(ScratchReg)
-                                    .addImm(CallTarget & 0xFFFF));
-
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::MTCTR8).addReg(ScratchReg));
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::BCTRL8));
-  }
-
-  // Emit padding.
-  unsigned NumBytes = Opers.getMetaOper(PatchPointOpers::NBytesPos).getImm();
-  assert(NumBytes >= EncodedBytes &&
-         "Patchpoint can't request size less than the length of a call.");
-  assert((NumBytes - EncodedBytes) % 4 == 0 &&
-         "Invalid number of NOP bytes requested!");
-  for (unsigned i = EncodedBytes; i < NumBytes; i += 4)
-    EmitToStreamer(OutStreamer, MCInstBuilder(PPC::NOP));
-}
 
 /// EmitInstruction -- Print out a single PowerPC MI in Darwin syntax to
 /// the current output stream.
@@ -415,11 +332,6 @@ void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) {
   default: break;
   case TargetOpcode::DBG_VALUE:
     llvm_unreachable("Should be handled target independently");
-  case TargetOpcode::STACKMAP:
-    return LowerSTACKMAP(OutStreamer, SM, *MI);
-  case TargetOpcode::PATCHPOINT:
-    return LowerPATCHPOINT(OutStreamer, SM, *MI);
-
   case PPC::MoveGOTtoLR: {
     // Transform %LR = MoveGOTtoLR
     // Into this: bl _GLOBAL_OFFSET_TABLE_@local-4