[llvm-commits] [llvm] r115393 - in /llvm/trunk: CMakeLists.txt lib/Target/MSP430/InstPrinter/CMakeLists.txt lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h lib/Target/MSP430/InstPrinter/Makefi

Jim Grosbach grosbach at apple.com
Mon Oct 4 17:57:44 PDT 2010


On Oct 4, 2010, at 5:55 PM, Nick Lewycky wrote:

> On 4 October 2010 17:37, Jim Grosbach <grosbach at apple.com> wrote:
> Re-applied as r115582. 
> 
> Works for me on OSX and Linux with both configure/make and CMake. Here's hoping the bots agree...
> 
> It builds on the system where I was reproducing it earlier. Thanks!!
> 

Excellent! Thank you again for helping track down what was wrong.

-jim

> Nick
> 
> 
> On Oct 3, 2010, at 11:39 PM, Nick Lewycky wrote:
> 
>> Here's what the GenLibDeps.pl script thinks is going on.
>> 
>> libLLVMMSP430CodeGen.a uses but does not define symbols:
>>   _ZN4llvm17MSP430InstPrinter15getRegisterNameEj aka. llvm::MSP430InstPrinter::getRegisterName(unsigned int)
>> which are provided by libLLVMMSP430AsmPrinter.a. Going in the other direction, libLLVMMSP430AsmPrinter.a uses symbols:
>>   _ZN4llvm6MSP43011GR8RegClassE aka. llvm::MSP430::GR8RegClass
>>   _ZN4llvm6MSP43012GR16RegClassE aka. llvm::MSP430::GR16RegClass
>> 
>> GR8RegClass and GR16RegClass is defined in MSP430RegisterInfo.o (which is rolled into ...CodeGen.a). Its only reference in ...AsmPrinter.a is by MSP430InstPrinter.o.
>> 
>> The getRegisterName function is defined in MSP430InstPrinter.o (part of ...AsmPrinter.a) and its only reference in ...CodeGen.a is by MSP430AsmPrinter.o.
>> 
>> Is that enough to go on?
>> 
>> Nick
>> 
>> On 1 October 2010 18:43, Nick Lewycky <nlewycky at google.com> wrote:
>> Okay. You can see that almost all of the open-source builders were broken:
>> 
>>   http://google1.osuosl.org:8011/console
>> 
>> in that time. It's impossible for this particular error to occur in a cmake build because cmake doesn't run find-cycles.pl (last i checked). My suspicion is that the cmake builders were working fine while configure+make ones were not?
>> 
>> I'm going to wind back to the broken point and try to reproduce the failure and see if I can figure out what the cyclic dependency actually was.
>> 
>> Nick
>> 
>> 
>> On 1 October 2010 18:27, Jim Grosbach <grosbach at apple.com> wrote:
>> That's very strange. I do a configure/make here, and it works, and lots of bots using that were green as well. If there's a case I missed, I'd love to have some help tracking down what it is. Can you try a "make clean" and see if that works? Maybe there's just something stale that the configure portion of the patch needs to clean up.
>> 
>> -Jim
>> 
>> 
>> 
>> On Oct 1, 2010, at 6:24 PM, Nick Lewycky wrote:
>> 
>>> Nope, it broke under a regular configure+make in-srctree incremental build on multiple different machines.
>>> 
>>> On 1 October 2010 18:22, Jim Grosbach <grosbach at apple.com> wrote:
>>> Nick,
>>> 
>>> These only break for you under CMake, right? That's the only place I've been able to reproduce failures.
>>> 
>>> -Jim
>>> 
>>> 
>>> On Oct 1, 2010, at 6:06 PM, Nick Lewycky wrote:
>>> 
>>> > Author: nicholas
>>> > Date: Fri Oct  1 20:06:42 2010
>>> > New Revision: 115393
>>> >
>>> > URL: http://llvm.org/viewvc/llvm-project?rev=115393&view=rev
>>> > Log:
>>> > Revert patches r115363 r115367 r115391 due to build breakage:
>>> > llvm[2]: Updated LibDeps.txt because dependencies changed
>>> > llvm[2]: Checking for cyclic dependencies between LLVM libraries.
>>> > find-cycles.pl: Circular dependency between *.a files:
>>> > find-cycles.pl:   libLLVMMSP430AsmPrinter.a libLLVMMSP430CodeGen.a
>>> >
>>> >
>>> > Modified:
>>> >    llvm/trunk/CMakeLists.txt
>>> >    llvm/trunk/lib/Target/MSP430/InstPrinter/CMakeLists.txt
>>> >    llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp
>>> >    llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h
>>> >    llvm/trunk/lib/Target/MSP430/InstPrinter/Makefile
>>> >    llvm/trunk/lib/Target/MSP430/MSP430AsmPrinter.cpp
>>> >    llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp
>>> >    llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.h
>>> >    llvm/trunk/lib/Target/MSP430/Makefile
>>> >
>>> > Modified: llvm/trunk/CMakeLists.txt
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/CMakeLists.txt?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/CMakeLists.txt (original)
>>> > +++ llvm/trunk/CMakeLists.txt Fri Oct  1 20:06:42 2010
>>> > @@ -323,10 +323,6 @@
>>> >     add_subdirectory(lib/Target/${t}/AsmPrinter)
>>> >     set(LLVM_ENUM_ASM_PRINTERS
>>> >       "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
>>> > -  if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/InstPrinter/CMakeLists.txt )
>>> > -    add_subdirectory(lib/Target/${t}/InstPrinter)
>>> > -    set(LLVM_ENUM_ASM_PRINTERS
>>> > -      "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
>>> >   endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
>>> >   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmParser/CMakeLists.txt )
>>> >     add_subdirectory(lib/Target/${t}/AsmParser)
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/InstPrinter/CMakeLists.txt
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/InstPrinter/CMakeLists.txt?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/InstPrinter/CMakeLists.txt (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/InstPrinter/CMakeLists.txt Fri Oct  1 20:06:42 2010
>>> > @@ -1,6 +0,0 @@
>>> > -include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. )
>>> > -
>>> > -add_llvm_library(LLVMMSP430AsmPrinter
>>> > -  MSP430InstPrinter.cpp
>>> > -  )
>>> > -add_dependencies(LLVMMSP430AsmPrinter MSP430CodeGenTable_gen)
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.cpp Fri Oct  1 20:06:42 2010
>>> > @@ -1,114 +0,0 @@
>>> > -//===-- MSP430InstPrinter.cpp - Convert MSP430 MCInst to assembly syntax --===//
>>> > -//
>>> > -//                     The LLVM Compiler Infrastructure
>>> > -//
>>> > -// This file is distributed under the University of Illinois Open Source
>>> > -// License. See LICENSE.TXT for details.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -//
>>> > -// This class prints an MSP430 MCInst to a .s file.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -
>>> > -#define DEBUG_TYPE "asm-printer"
>>> > -#include "MSP430.h"
>>> > -#include "MSP430InstrInfo.h"
>>> > -#include "MSP430InstPrinter.h"
>>> > -#include "llvm/MC/MCInst.h"
>>> > -#include "llvm/MC/MCAsmInfo.h"
>>> > -#include "llvm/MC/MCExpr.h"
>>> > -#include "llvm/Support/ErrorHandling.h"
>>> > -#include "llvm/Support/FormattedStream.h"
>>> > -using namespace llvm;
>>> > -
>>> > -
>>> > -// Include the auto-generated portion of the assembly writer.
>>> > -#include "MSP430GenAsmWriter.inc"
>>> > -
>>> > -void MSP430InstPrinter::printInst(const MCInst *MI, raw_ostream &O) {
>>> > -  printInstruction(MI, O);
>>> > -}
>>> > -
>>> > -void MSP430InstPrinter::printPCRelImmOperand(const MCInst *MI, unsigned OpNo,
>>> > -                                             raw_ostream &O) {
>>> > -  const MCOperand &Op = MI->getOperand(OpNo);
>>> > -  if (Op.isImm())
>>> > -    O << Op.getImm();
>>> > -  else {
>>> > -    assert(Op.isExpr() && "unknown pcrel immediate operand");
>>> > -    O << *Op.getExpr();
>>> > -  }
>>> > -}
>>> > -
>>> > -void MSP430InstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
>>> > -                                     raw_ostream &O, const char *Modifier) {
>>> > -  assert((Modifier == 0 || Modifier[0] == 0) && "No modifiers supported");
>>> > -  const MCOperand &Op = MI->getOperand(OpNo);
>>> > -  if (Op.isReg()) {
>>> > -    O << getRegisterName(Op.getReg());
>>> > -  } else if (Op.isImm()) {
>>> > -    O << '#' << Op.getImm();
>>> > -  } else {
>>> > -    assert(Op.isExpr() && "unknown operand kind in printOperand");
>>> > -    O << '#' << *Op.getExpr();
>>> > -  }
>>> > -}
>>> > -
>>> > -void MSP430InstPrinter::printSrcMemOperand(const MCInst *MI, unsigned OpNo,
>>> > -                                           raw_ostream &O,
>>> > -                                           const char *Modifier) {
>>> > -  const MCOperand &Base = MI->getOperand(OpNo);
>>> > -  const MCOperand &Disp = MI->getOperand(OpNo+1);
>>> > -
>>> > -  // Print displacement first
>>> > -
>>> > -  // If the global address expression is a part of displacement field with a
>>> > -  // register base, we should not emit any prefix symbol here, e.g.
>>> > -  //   mov.w &foo, r1
>>> > -  // vs
>>> > -  //   mov.w glb(r1), r2
>>> > -  // Otherwise (!) msp430-as will silently miscompile the output :(
>>> > -  if (!Base.getReg())
>>> > -    O << '&';
>>> > -
>>> > -  if (Disp.isExpr())
>>> > -    O << *Disp.getExpr();
>>> > -  else {
>>> > -    assert(Disp.isImm() && "Expected immediate in displacement field");
>>> > -    O << Disp.getImm();
>>> > -  }
>>> > -
>>> > -  // Print register base field
>>> > -  if (Base.getReg())
>>> > -    O << '(' << getRegisterName(Base.getReg()) << ')';
>>> > -}
>>> > -
>>> > -void MSP430InstPrinter::printCCOperand(const MCInst *MI, unsigned OpNo,
>>> > -                                       raw_ostream &O) {
>>> > -  unsigned CC = MI->getOperand(OpNo).getImm();
>>> > -
>>> > -  switch (CC) {
>>> > -  default:
>>> > -   llvm_unreachable("Unsupported CC code");
>>> > -   break;
>>> > -  case MSP430CC::COND_E:
>>> > -   O << "eq";
>>> > -   break;
>>> > -  case MSP430CC::COND_NE:
>>> > -   O << "ne";
>>> > -   break;
>>> > -  case MSP430CC::COND_HS:
>>> > -   O << "hs";
>>> > -   break;
>>> > -  case MSP430CC::COND_LO:
>>> > -   O << "lo";
>>> > -   break;
>>> > -  case MSP430CC::COND_GE:
>>> > -   O << "ge";
>>> > -   break;
>>> > -  case MSP430CC::COND_L:
>>> > -   O << 'l';
>>> > -   break;
>>> > -  }
>>> > -}
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/InstPrinter/MSP430InstPrinter.h Fri Oct  1 20:06:42 2010
>>> > @@ -1,43 +0,0 @@
>>> > -//===-- MSP430InstPrinter.h - Convert MSP430 MCInst to assembly syntax ----===//
>>> > -//
>>> > -//                     The LLVM Compiler Infrastructure
>>> > -//
>>> > -// This file is distributed under the University of Illinois Open Source
>>> > -// License. See LICENSE.TXT for details.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -//
>>> > -// This class prints a MSP430 MCInst to a .s file.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -
>>> > -#ifndef MSP430INSTPRINTER_H
>>> > -#define MSP430INSTPRINTER_H
>>> > -
>>> > -#include "llvm/MC/MCInstPrinter.h"
>>> > -
>>> > -namespace llvm {
>>> > -  class MCOperand;
>>> > -
>>> > -  class MSP430InstPrinter : public MCInstPrinter {
>>> > -  public:
>>> > -    MSP430InstPrinter(const MCAsmInfo &MAI) : MCInstPrinter(MAI) {
>>> > -    }
>>> > -
>>> > -    virtual void printInst(const MCInst *MI, raw_ostream &O);
>>> > -
>>> > -    // Autogenerated by tblgen.
>>> > -    void printInstruction(const MCInst *MI, raw_ostream &O);
>>> > -    static const char *getRegisterName(unsigned RegNo);
>>> > -
>>> > -    void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O,
>>> > -                      const char *Modifier = 0);
>>> > -    void printPCRelImmOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
>>> > -    void printSrcMemOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O,
>>> > -                            const char *Modifier = 0);
>>> > -    void printCCOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O);
>>> > -
>>> > -  };
>>> > -}
>>> > -
>>> > -#endif
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/InstPrinter/Makefile
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/InstPrinter/Makefile?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/InstPrinter/Makefile (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/InstPrinter/Makefile Fri Oct  1 20:06:42 2010
>>> > @@ -1,15 +0,0 @@
>>> > -##===- lib/Target/MSP430/AsmPrinter/Makefile ---------------*- Makefile -*-===##
>>> > -#
>>> > -#                     The LLVM Compiler Infrastructure
>>> > -#
>>> > -# This file is distributed under the University of Illinois Open Source
>>> > -# License. See LICENSE.TXT for details.
>>> > -#
>>> > -##===----------------------------------------------------------------------===##
>>> > -LEVEL = ../../../..
>>> > -LIBRARYNAME = LLVMMSP430AsmPrinter
>>> > -
>>> > -# Hack: we need to include 'main' MSP430 target directory to grab private headers
>>> > -CPP.Flags += -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
>>> > -
>>> > -include $(LEVEL)/Makefile.common
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/MSP430AsmPrinter.cpp
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/MSP430AsmPrinter.cpp?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/MSP430AsmPrinter.cpp (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/MSP430AsmPrinter.cpp Fri Oct  1 20:06:42 2010
>>> > @@ -1,179 +0,0 @@
>>> > -//===-- MSP430AsmPrinter.cpp - MSP430 LLVM assembly writer ----------------===//
>>> > -//
>>> > -//                     The LLVM Compiler Infrastructure
>>> > -//
>>> > -// This file is distributed under the University of Illinois Open Source
>>> > -// License. See LICENSE.TXT for details.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -//
>>> > -// This file contains a printer that converts from our internal representation
>>> > -// of machine-dependent LLVM code to the MSP430 assembly language.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -
>>> > -#define DEBUG_TYPE "asm-printer"
>>> > -#include "MSP430.h"
>>> > -#include "MSP430InstrInfo.h"
>>> > -#include "InstPrinter/MSP430InstPrinter.h"
>>> > -#include "MSP430MCAsmInfo.h"
>>> > -#include "MSP430MCInstLower.h"
>>> > -#include "MSP430TargetMachine.h"
>>> > -#include "llvm/Constants.h"
>>> > -#include "llvm/DerivedTypes.h"
>>> > -#include "llvm/Module.h"
>>> > -#include "llvm/Assembly/Writer.h"
>>> > -#include "llvm/CodeGen/AsmPrinter.h"
>>> > -#include "llvm/CodeGen/MachineModuleInfo.h"
>>> > -#include "llvm/CodeGen/MachineFunctionPass.h"
>>> > -#include "llvm/CodeGen/MachineConstantPool.h"
>>> > -#include "llvm/CodeGen/MachineInstr.h"
>>> > -#include "llvm/MC/MCInst.h"
>>> > -#include "llvm/MC/MCStreamer.h"
>>> > -#include "llvm/MC/MCSymbol.h"
>>> > -#include "llvm/Target/Mangler.h"
>>> > -#include "llvm/Target/TargetData.h"
>>> > -#include "llvm/Target/TargetLoweringObjectFile.h"
>>> > -#include "llvm/Target/TargetRegistry.h"
>>> > -#include "llvm/Support/raw_ostream.h"
>>> > -using namespace llvm;
>>> > -
>>> > -namespace {
>>> > -  class MSP430AsmPrinter : public AsmPrinter {
>>> > -  public:
>>> > -    MSP430AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
>>> > -      : AsmPrinter(TM, Streamer) {}
>>> > -
>>> > -    virtual const char *getPassName() const {
>>> > -      return "MSP430 Assembly Printer";
>>> > -    }
>>> > -
>>> > -    void printOperand(const MachineInstr *MI, int OpNum,
>>> > -                      raw_ostream &O, const char* Modifier = 0);
>>> > -    void printSrcMemOperand(const MachineInstr *MI, int OpNum,
>>> > -                            raw_ostream &O);
>>> > -    bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
>>> > -                         unsigned AsmVariant, const char *ExtraCode,
>>> > -                         raw_ostream &O);
>>> > -    bool PrintAsmMemoryOperand(const MachineInstr *MI,
>>> > -                               unsigned OpNo, unsigned AsmVariant,
>>> > -                               const char *ExtraCode, raw_ostream &O);
>>> > -    void EmitInstruction(const MachineInstr *MI);
>>> > -  };
>>> > -} // end of anonymous namespace
>>> > -
>>> > -
>>> > -void MSP430AsmPrinter::printOperand(const MachineInstr *MI, int OpNum,
>>> > -                                    raw_ostream &O, const char *Modifier) {
>>> > -  const MachineOperand &MO = MI->getOperand(OpNum);
>>> > -  switch (MO.getType()) {
>>> > -  default: assert(0 && "Not implemented yet!");
>>> > -  case MachineOperand::MO_Register:
>>> > -    O << MSP430InstPrinter::getRegisterName(MO.getReg());
>>> > -    return;
>>> > -  case MachineOperand::MO_Immediate:
>>> > -    if (!Modifier || strcmp(Modifier, "nohash"))
>>> > -      O << '#';
>>> > -    O << MO.getImm();
>>> > -    return;
>>> > -  case MachineOperand::MO_MachineBasicBlock:
>>> > -    O << *MO.getMBB()->getSymbol();
>>> > -    return;
>>> > -  case MachineOperand::MO_GlobalAddress: {
>>> > -    bool isMemOp  = Modifier && !strcmp(Modifier, "mem");
>>> > -    uint64_t Offset = MO.getOffset();
>>> > -
>>> > -    // If the global address expression is a part of displacement field with a
>>> > -    // register base, we should not emit any prefix symbol here, e.g.
>>> > -    //   mov.w &foo, r1
>>> > -    // vs
>>> > -    //   mov.w glb(r1), r2
>>> > -    // Otherwise (!) msp430-as will silently miscompile the output :(
>>> > -    if (!Modifier || strcmp(Modifier, "nohash"))
>>> > -      O << (isMemOp ? '&' : '#');
>>> > -    if (Offset)
>>> > -      O << '(' << Offset << '+';
>>> > -
>>> > -    O << *Mang->getSymbol(MO.getGlobal());
>>> > -
>>> > -    if (Offset)
>>> > -      O << ')';
>>> > -
>>> > -    return;
>>> > -  }
>>> > -  case MachineOperand::MO_ExternalSymbol: {
>>> > -    bool isMemOp  = Modifier && !strcmp(Modifier, "mem");
>>> > -    O << (isMemOp ? '&' : '#');
>>> > -    O << MAI->getGlobalPrefix() << MO.getSymbolName();
>>> > -    return;
>>> > -  }
>>> > -  }
>>> > -}
>>> > -
>>> > -void MSP430AsmPrinter::printSrcMemOperand(const MachineInstr *MI, int OpNum,
>>> > -                                          raw_ostream &O) {
>>> > -  const MachineOperand &Base = MI->getOperand(OpNum);
>>> > -  const MachineOperand &Disp = MI->getOperand(OpNum+1);
>>> > -
>>> > -  // Print displacement first
>>> > -
>>> > -  // Imm here is in fact global address - print extra modifier.
>>> > -  if (Disp.isImm() && !Base.getReg())
>>> > -    O << '&';
>>> > -  printOperand(MI, OpNum+1, O, "nohash");
>>> > -
>>> > -  // Print register base field
>>> > -  if (Base.getReg()) {
>>> > -    O << '(';
>>> > -    printOperand(MI, OpNum, O);
>>> > -    O << ')';
>>> > -  }
>>> > -}
>>> > -
>>> > -/// PrintAsmOperand - Print out an operand for an inline asm expression.
>>> > -///
>>> > -bool MSP430AsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
>>> > -                                       unsigned AsmVariant,
>>> > -                                       const char *ExtraCode, raw_ostream &O) {
>>> > -  // Does this asm operand have a single letter operand modifier?
>>> > -  if (ExtraCode && ExtraCode[0])
>>> > -    return true; // Unknown modifier.
>>> > -
>>> > -  printOperand(MI, OpNo, O);
>>> > -  return false;
>>> > -}
>>> > -
>>> > -bool MSP430AsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI,
>>> > -                                             unsigned OpNo, unsigned AsmVariant,
>>> > -                                             const char *ExtraCode,
>>> > -                                             raw_ostream &O) {
>>> > -  if (ExtraCode && ExtraCode[0]) {
>>> > -    return true; // Unknown modifier.
>>> > -  }
>>> > -  printSrcMemOperand(MI, OpNo, O);
>>> > -  return false;
>>> > -}
>>> > -
>>> > -//===----------------------------------------------------------------------===//
>>> > -void MSP430AsmPrinter::EmitInstruction(const MachineInstr *MI) {
>>> > -  MSP430MCInstLower MCInstLowering(OutContext, *Mang, *this);
>>> > -
>>> > -  MCInst TmpInst;
>>> > -  MCInstLowering.Lower(MI, TmpInst);
>>> > -  OutStreamer.EmitInstruction(TmpInst);
>>> > -}
>>> > -
>>> > -static MCInstPrinter *createMSP430MCInstPrinter(const Target &T,
>>> > -                                                unsigned SyntaxVariant,
>>> > -                                                const MCAsmInfo &MAI) {
>>> > -  if (SyntaxVariant == 0)
>>> > -    return new MSP430InstPrinter(MAI);
>>> > -  return 0;
>>> > -}
>>> > -
>>> > -// Force static initialization.
>>> > -extern "C" void LLVMInitializeMSP430AsmPrinter() {
>>> > -  RegisterAsmPrinter<MSP430AsmPrinter> X(TheMSP430Target);
>>> > -  TargetRegistry::RegisterMCInstPrinter(TheMSP430Target,
>>> > -                                        createMSP430MCInstPrinter);
>>> > -}
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp Fri Oct  1 20:06:42 2010
>>> > @@ -1,150 +0,0 @@
>>> > -//===-- MSP430MCInstLower.cpp - Convert MSP430 MachineInstr to an MCInst---===//
>>> > -//
>>> > -//                     The LLVM Compiler Infrastructure
>>> > -//
>>> > -// This file is distributed under the University of Illinois Open Source
>>> > -// License. See LICENSE.TXT for details.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -//
>>> > -// This file contains code to lower MSP430 MachineInstrs to their corresponding
>>> > -// MCInst records.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -
>>> > -#include "MSP430MCInstLower.h"
>>> > -#include "llvm/CodeGen/AsmPrinter.h"
>>> > -#include "llvm/CodeGen/MachineBasicBlock.h"
>>> > -#include "llvm/CodeGen/MachineInstr.h"
>>> > -#include "llvm/MC/MCAsmInfo.h"
>>> > -#include "llvm/MC/MCContext.h"
>>> > -#include "llvm/MC/MCExpr.h"
>>> > -#include "llvm/MC/MCInst.h"
>>> > -#include "llvm/Target/Mangler.h"
>>> > -#include "llvm/Support/raw_ostream.h"
>>> > -#include "llvm/Support/ErrorHandling.h"
>>> > -#include "llvm/ADT/SmallString.h"
>>> > -using namespace llvm;
>>> > -
>>> > -MCSymbol *MSP430MCInstLower::
>>> > -GetGlobalAddressSymbol(const MachineOperand &MO) const {
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: llvm_unreachable("Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  return Printer.Mang->getSymbol(MO.getGlobal());
>>> > -}
>>> > -
>>> > -MCSymbol *MSP430MCInstLower::
>>> > -GetExternalSymbolSymbol(const MachineOperand &MO) const {
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: assert(0 && "Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  return Printer.GetExternalSymbolSymbol(MO.getSymbolName());
>>> > -}
>>> > -
>>> > -MCSymbol *MSP430MCInstLower::
>>> > -GetJumpTableSymbol(const MachineOperand &MO) const {
>>> > -  SmallString<256> Name;
>>> > -  raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "JTI"
>>> > -                            << Printer.getFunctionNumber() << '_'
>>> > -                            << MO.getIndex();
>>> > -
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: llvm_unreachable("Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  // Create a symbol for the name.
>>> > -  return Ctx.GetOrCreateSymbol(Name.str());
>>> > -}
>>> > -
>>> > -MCSymbol *MSP430MCInstLower::
>>> > -GetConstantPoolIndexSymbol(const MachineOperand &MO) const {
>>> > -  SmallString<256> Name;
>>> > -  raw_svector_ostream(Name) << Printer.MAI->getPrivateGlobalPrefix() << "CPI"
>>> > -                            << Printer.getFunctionNumber() << '_'
>>> > -                            << MO.getIndex();
>>> > -
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: llvm_unreachable("Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  // Create a symbol for the name.
>>> > -  return Ctx.GetOrCreateSymbol(Name.str());
>>> > -}
>>> > -
>>> > -MCSymbol *MSP430MCInstLower::
>>> > -GetBlockAddressSymbol(const MachineOperand &MO) const {
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: assert(0 && "Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  return Printer.GetBlockAddressSymbol(MO.getBlockAddress());
>>> > -}
>>> > -
>>> > -MCOperand MSP430MCInstLower::
>>> > -LowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const {
>>> > -  // FIXME: We would like an efficient form for this, so we don't have to do a
>>> > -  // lot of extra uniquing.
>>> > -  const MCExpr *Expr = MCSymbolRefExpr::Create(Sym, Ctx);
>>> > -
>>> > -  switch (MO.getTargetFlags()) {
>>> > -  default: llvm_unreachable("Unknown target flag on GV operand");
>>> > -  case 0: break;
>>> > -  }
>>> > -
>>> > -  if (!MO.isJTI() && MO.getOffset())
>>> > -    Expr = MCBinaryExpr::CreateAdd(Expr,
>>> > -                                   MCConstantExpr::Create(MO.getOffset(), Ctx),
>>> > -                                   Ctx);
>>> > -  return MCOperand::CreateExpr(Expr);
>>> > -}
>>> > -
>>> > -void MSP430MCInstLower::Lower(const MachineInstr *MI, MCInst &OutMI) const {
>>> > -  OutMI.setOpcode(MI->getOpcode());
>>> > -
>>> > -  for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
>>> > -    const MachineOperand &MO = MI->getOperand(i);
>>> > -
>>> > -    MCOperand MCOp;
>>> > -    switch (MO.getType()) {
>>> > -    default:
>>> > -      MI->dump();
>>> > -      assert(0 && "unknown operand type");
>>> > -    case MachineOperand::MO_Register:
>>> > -      // Ignore all implicit register operands.
>>> > -      if (MO.isImplicit()) continue;
>>> > -      MCOp = MCOperand::CreateReg(MO.getReg());
>>> > -      break;
>>> > -    case MachineOperand::MO_Immediate:
>>> > -      MCOp = MCOperand::CreateImm(MO.getImm());
>>> > -      break;
>>> > -    case MachineOperand::MO_MachineBasicBlock:
>>> > -      MCOp = MCOperand::CreateExpr(MCSymbolRefExpr::Create(
>>> > -                         MO.getMBB()->getSymbol(), Ctx));
>>> > -      break;
>>> > -    case MachineOperand::MO_GlobalAddress:
>>> > -      MCOp = LowerSymbolOperand(MO, GetGlobalAddressSymbol(MO));
>>> > -      break;
>>> > -    case MachineOperand::MO_ExternalSymbol:
>>> > -      MCOp = LowerSymbolOperand(MO, GetExternalSymbolSymbol(MO));
>>> > -      break;
>>> > -    case MachineOperand::MO_JumpTableIndex:
>>> > -      MCOp = LowerSymbolOperand(MO, GetJumpTableSymbol(MO));
>>> > -      break;
>>> > -    case MachineOperand::MO_ConstantPoolIndex:
>>> > -      MCOp = LowerSymbolOperand(MO, GetConstantPoolIndexSymbol(MO));
>>> > -      break;
>>> > -    case MachineOperand::MO_BlockAddress:
>>> > -      MCOp = LowerSymbolOperand(MO, GetBlockAddressSymbol(MO));
>>> > -    }
>>> > -
>>> > -    OutMI.addOperand(MCOp);
>>> > -  }
>>> > -}
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.h
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.h?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.h (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.h Fri Oct  1 20:06:42 2010
>>> > @@ -1,50 +0,0 @@
>>> > -//===-- MSP430MCInstLower.h - Lower MachineInstr to MCInst ----------------===//
>>> > -//
>>> > -//                     The LLVM Compiler Infrastructure
>>> > -//
>>> > -// This file is distributed under the University of Illinois Open Source
>>> > -// License. See LICENSE.TXT for details.
>>> > -//
>>> > -//===----------------------------------------------------------------------===//
>>> > -
>>> > -#ifndef MSP430_MCINSTLOWER_H
>>> > -#define MSP430_MCINSTLOWER_H
>>> > -
>>> > -#include "llvm/Support/Compiler.h"
>>> > -
>>> > -namespace llvm {
>>> > -  class AsmPrinter;
>>> > -  class MCAsmInfo;
>>> > -  class MCContext;
>>> > -  class MCInst;
>>> > -  class MCOperand;
>>> > -  class MCSymbol;
>>> > -  class MachineInstr;
>>> > -  class MachineModuleInfoMachO;
>>> > -  class MachineOperand;
>>> > -  class Mangler;
>>> > -
>>> > -  /// MSP430MCInstLower - This class is used to lower an MachineInstr
>>> > -  /// into an MCInst.
>>> > -class LLVM_LIBRARY_VISIBILITY MSP430MCInstLower {
>>> > -  MCContext &Ctx;
>>> > -  Mangler &Mang;
>>> > -
>>> > -  AsmPrinter &Printer;
>>> > -public:
>>> > -  MSP430MCInstLower(MCContext &ctx, Mangler &mang, AsmPrinter &printer)
>>> > -    : Ctx(ctx), Mang(mang), Printer(printer) {}
>>> > -  void Lower(const MachineInstr *MI, MCInst &OutMI) const;
>>> > -
>>> > -  MCOperand LowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
>>> > -
>>> > -  MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const;
>>> > -  MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const;
>>> > -  MCSymbol *GetJumpTableSymbol(const MachineOperand &MO) const;
>>> > -  MCSymbol *GetConstantPoolIndexSymbol(const MachineOperand &MO) const;
>>> > -  MCSymbol *GetBlockAddressSymbol(const MachineOperand &MO) const;
>>> > -};
>>> > -
>>> > -}
>>> > -
>>> > -#endif
>>> >
>>> > Modified: llvm/trunk/lib/Target/MSP430/Makefile
>>> > URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/Makefile?rev=115393&r1=115392&r2=115393&view=diff
>>> > ==============================================================================
>>> > --- llvm/trunk/lib/Target/MSP430/Makefile (original)
>>> > +++ llvm/trunk/lib/Target/MSP430/Makefile Fri Oct  1 20:06:42 2010
>>> > @@ -18,7 +18,7 @@
>>> >               MSP430GenDAGISel.inc MSP430GenCallingConv.inc \
>>> >               MSP430GenSubtarget.inc
>>> >
>>> > -DIRS = InstPrinter TargetInfo
>>> > +DIRS = AsmPrinter TargetInfo
>>> >
>>> > include $(LEVEL)/Makefile.common
>>> >
>>> >
>>> >
>>> > _______________________________________________
>>> > llvm-commits mailing list
>>> > llvm-commits at cs.uiuc.edu
>>> > http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>>> 
>>> 
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>>> llvm-commits mailing list
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>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
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