[llvm] r292688 - [AMDGPU] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).

Mike Aizatsky via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 20 17:27:19 PST 2017


Eugene,

Looks like this change breaks sanitizer-windows bot:
http://lab.llvm.org:8011/builders/sanitizer-windows/builds/4908

:\PROGRA~2\MICROS~1.0\VC\bin\AMD64_~2\cl.exe   /nologo /TP
-DGTEST_HAS_RTTI=0 -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE
-D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE
-D_CRT_SECURE_NO_WARNINGS -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE
-D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS
-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib\Target\AMDGPU
-IC:\b\slave\sanitizer-windows\llvm\lib\Target\AMDGPU -Iinclude
-IC:\b\slave\sanitizer-windows\llvm\include /DWIN32 /D_WINDOWS   /W4
-wd4141 -wd4146 -wd4180 -wd4244 -wd4258 -wd4267 -wd4291 -wd4345 -wd4351
-wd4355 -wd4456 -wd4457 -wd4458 -wd4459 -wd4503 -wd4624 -wd4722 -wd4800
-wd4100 -wd4127 -wd4512 -wd4505 -wd4610 -wd4510 -wd4702 -wd4245 -wd4706
-wd4310 -wd4701 -wd4703 -wd4389 -wd4611 -wd4805 -wd4204 -wd4577 -wd4091
-wd4592 -wd4319 -wd4324 -w14062 -we4238 /Zc:inline /Zc:strictStrings /Oi
/Zc:rvalueCast /MD /O2 /Ob2   -UNDEBUG  /EHs-c- /GR- /showIncludes
/Folib\Target\AMDGPU\CMakeFiles\LLVMAMDGPUCodeGen.dir\AMDILCFGStructurizer.cpp.obj
/Fdlib\Target\AMDGPU\CMakeFiles\LLVMAMDGPUCodeGen.dir\ /FS -c
C:\b\slave\sanitizer-windows\llvm\lib\Target\AMDGPU\AMDILCFGStructurizer.cpp
C:\b\slave\sanitizer-windows\llvm\lib\Target\AMDGPU\AMDILCFGStructurizer.cpp(689):
error C2027: use of undefined type 'llvm::MachineJumpTableInfo'
C:\b\slave\sanitizer-windows\llvm\include\llvm/Target/TargetLowering.h(74):
note: see declaration of 'llvm::MachineJumpTableInfo'
C:\b\slave\sanitizer-windows\llvm\lib\Target\AMDGPU\AMDILCFGStructurizer.cpp(689):
error C2227: left of '->isEmpty' must point to class/struct/union/generic
type
3271149.631 [9/14/3] Building CXX object
lib\Target\AMDGPU\CMakeFiles\LLVMAMDGPUCodeGen.dir\SIInsertSkips.cpp.obj


On Fri, Jan 20, 2017 at 5:04 PM Eugene Zelenko via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: eugenezelenko
> Date: Fri Jan 20 18:53:49 2017
> New Revision: 292688
>
> URL: http://llvm.org/viewvc/llvm-project?rev=292688&view=rev
> Log:
> [AMDGPU] Fix some Clang-tidy modernize and Include What You Use warnings;
> other minor fixes (NFC).
>
> Modified:
>     llvm/trunk/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
>     llvm/trunk/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
>     llvm/trunk/lib/Target/AMDGPU/SIISelLowering.cpp
>     llvm/trunk/lib/Target/AMDGPU/SIInsertSkips.cpp
>     llvm/trunk/lib/Target/AMDGPU/SIInsertWaits.cpp
>     llvm/trunk/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp
>     llvm/trunk/lib/Target/AMDGPU/SIMachineFunctionInfo.h
>     llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.h
>
> Modified: llvm/trunk/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/AMDILCFGStructurizer.cpp Fri Jan 20
> 18:53:49 2017
> @@ -9,27 +9,39 @@
>
>  //==-----------------------------------------------------------------------===//
>
>  #include "AMDGPU.h"
> -#include "AMDGPUInstrInfo.h"
>  #include "AMDGPUSubtarget.h"
>  #include "R600InstrInfo.h"
> +#include "R600RegisterInfo.h"
>  #include "llvm/ADT/DepthFirstIterator.h"
>  #include "llvm/ADT/SCCIterator.h"
> +#include "llvm/ADT/SmallPtrSet.h"
>  #include "llvm/ADT/SmallVector.h"
>  #include "llvm/ADT/Statistic.h"
> +#include "llvm/ADT/StringRef.h"
> +#include "llvm/CodeGen/MachineBasicBlock.h"
>  #include "llvm/CodeGen/MachineDominators.h"
>  #include "llvm/CodeGen/MachineFunction.h"
>  #include "llvm/CodeGen/MachineFunctionPass.h"
> +#include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBuilder.h"
> -#include "llvm/CodeGen/MachineJumpTableInfo.h"
>  #include "llvm/CodeGen/MachineLoopInfo.h"
> +#include "llvm/CodeGen/MachineOperand.h"
>  #include "llvm/CodeGen/MachinePostDominators.h"
>  #include "llvm/CodeGen/MachineRegisterInfo.h"
> -#include "llvm/IR/Dominators.h"
> +#include "llvm/CodeGen/MachineValueType.h"
> +#include "llvm/IR/DebugLoc.h"
> +#include "llvm/IR/LLVMContext.h"
> +#include "llvm/Pass.h"
>  #include "llvm/Support/Debug.h"
> +#include "llvm/Support/ErrorHandling.h"
>  #include "llvm/Support/raw_ostream.h"
> -#include "llvm/Target/TargetInstrInfo.h"
> -#include "llvm/Target/TargetMachine.h"
> +#include <cassert>
> +#include <cstddef>
>  #include <deque>
> +#include <iterator>
> +#include <map>
> +#include <utility>
> +#include <vector>
>
>  using namespace llvm;
>
> @@ -53,15 +65,19 @@ STATISTIC(numClonedBlock,           "CFG
>  STATISTIC(numClonedInstr,           "CFGStructurizer cloned
> instructions");
>
>  namespace llvm {
> +
>    void initializeAMDGPUCFGStructurizerPass(PassRegistry&);
> -}
> +
> +} // end namespace llvm
> +
> +namespace {
>
>
>  //===----------------------------------------------------------------------===//
>  //
>  // Miscellaneous utility for CFGStructurizer.
>  //
>
>  //===----------------------------------------------------------------------===//
> -namespace {
> +
>  #define SHOWNEWINSTR(i) \
>    DEBUG(dbgs() << "New instr: " << *i << "\n");
>
> @@ -92,25 +108,19 @@ void ReverseVector(SmallVectorImpl<NodeT
>    }
>  }
>
> -} // end anonymous namespace
> -
>
>  //===----------------------------------------------------------------------===//
>  //
>  // supporting data structure for CFGStructurizer
>  //
>
>  //===----------------------------------------------------------------------===//
>
> -
> -namespace {
> -
>  class BlockInformation {
>  public:
> -  bool IsRetired;
> -  int  SccNum;
> -  BlockInformation() : IsRetired(false), SccNum(INVALIDSCCNUM) {}
> -};
> +  bool IsRetired = false;
> +  int SccNum = INVALIDSCCNUM;
>
> -} // end anonymous namespace
> +  BlockInformation() = default;
> +};
>
>
>  //===----------------------------------------------------------------------===//
>  //
> @@ -118,7 +128,6 @@ public:
>  //
>
>  //===----------------------------------------------------------------------===//
>
> -namespace {
>  class AMDGPUCFGStructurizer : public MachineFunctionPass {
>  public:
>    typedef SmallVector<MachineBasicBlock *, 32> MBBVector;
> @@ -133,8 +142,7 @@ public:
>
>    static char ID;
>
> -  AMDGPUCFGStructurizer() :
> -      MachineFunctionPass(ID), TII(nullptr), TRI(nullptr) {
> +  AMDGPUCFGStructurizer() : MachineFunctionPass(ID) {
>      initializeAMDGPUCFGStructurizerPass(*PassRegistry::getPassRegistry());
>    }
>
> @@ -167,7 +175,7 @@ public:
>      MLI = &getAnalysis<MachineLoopInfo>();
>      DEBUG(dbgs() << "LoopInfo:\n"; PrintLoopinfo(*MLI););
>      MDT = &getAnalysis<MachineDominatorTree>();
> -    DEBUG(MDT->print(dbgs(), (const llvm::Module*)nullptr););
> +    DEBUG(MDT->print(dbgs(), (const Module*)nullptr););
>      PDT = &getAnalysis<MachinePostDominatorTree>();
>      DEBUG(PDT->print(dbgs()););
>      prepare();
> @@ -180,8 +188,8 @@ protected:
>    MachineDominatorTree *MDT;
>    MachinePostDominatorTree *PDT;
>    MachineLoopInfo *MLI;
> -  const R600InstrInfo *TII;
> -  const R600RegisterInfo *TRI;
> +  const R600InstrInfo *TII = nullptr;
> +  const R600RegisterInfo *TRI = nullptr;
>
>    // PRINT FUNCTIONS
>    /// Print the ordered Blocks.
> @@ -198,6 +206,7 @@ protected:
>        }
>      }
>    }
> +
>    static void PrintLoopinfo(const MachineLoopInfo &LoopInfo) {
>      for (MachineLoop::iterator iter = LoopInfo.begin(),
>           iterEnd = LoopInfo.end(); iter != iterEnd; ++iter) {
> @@ -263,7 +272,6 @@ protected:
>        MachineBasicBlock *OldMBB, MachineBasicBlock *NewBlk);
>    static void wrapup(MachineBasicBlock *MBB);
>
> -
>    int patternMatch(MachineBasicBlock *MBB);
>    int patternMatchGroup(MachineBasicBlock *MBB);
>    int serialPatternMatch(MachineBasicBlock *MBB);
> @@ -328,7 +336,6 @@ protected:
>    void recordSccnum(MachineBasicBlock *MBB, int SCCNum);
>    void retireBlock(MachineBasicBlock *MBB);
>
> -
>  private:
>    MBBInfoMap BlockInfoMap;
>    LoopLandInfoMap LLInfoMap;
> @@ -337,6 +344,10 @@ private:
>    SmallVector<MachineBasicBlock *, DEFAULT_VEC_SLOTS> OrderedBlks;
>  };
>
> +char AMDGPUCFGStructurizer::ID = 0;
> +
> +} // end anonymous namespace
> +
>  int AMDGPUCFGStructurizer::getSCCNum(MachineBasicBlock *MBB) const {
>    MBBInfoMap::const_iterator It = BlockInfoMap.find(MBB);
>    if (It == BlockInfoMap.end())
> @@ -379,6 +390,7 @@ bool AMDGPUCFGStructurizer::isActiveLoop
>    }
>    return false;
>  }
> +
>  AMDGPUCFGStructurizer::PathToKind AMDGPUCFGStructurizer::singlePathTo(
>      MachineBasicBlock *SrcMBB, MachineBasicBlock *DstMBB,
>      bool AllowSideEntry) const {
> @@ -697,10 +709,8 @@ void AMDGPUCFGStructurizer::wrapup(Machi
>     // (jumpTableInfo->isEmpty() == false) { need to clean the jump table,
> but
>     // there isn't such an interface yet.  alternatively, replace all the
> other
>     // blocks in the jump table with the entryBlk //}
> -
>  }
>
> -
>  bool AMDGPUCFGStructurizer::prepare() {
>    bool Changed = false;
>
> @@ -748,7 +758,6 @@ bool AMDGPUCFGStructurizer::prepare() {
>  }
>
>  bool AMDGPUCFGStructurizer::run() {
> -
>    //Assume reducible CFG...
>    DEBUG(dbgs() << "AMDGPUCFGStructurizer::run\n");
>
> @@ -886,8 +895,6 @@ bool AMDGPUCFGStructurizer::run() {
>    return true;
>  }
>
> -
> -
>  void AMDGPUCFGStructurizer::orderBlocks(MachineFunction *MF) {
>    int SccNum = 0;
>    MachineBasicBlock *MBB;
> @@ -941,7 +948,6 @@ int AMDGPUCFGStructurizer::patternMatchG
>    return NumMatch;
>  }
>
> -
>  int AMDGPUCFGStructurizer::serialPatternMatch(MachineBasicBlock *MBB) {
>    if (MBB->succ_size() != 1)
>      return 0;
> @@ -1039,7 +1045,7 @@ int AMDGPUCFGStructurizer::loopendPatter
>      for (MachineLoop *ML : depth_first(It))
>        NestedLoops.push_front(ML);
>
> -  if (NestedLoops.size() == 0)
> +  if (NestedLoops.empty())
>      return 0;
>
>    // Process nested loop outside->inside (we did push_front),
> @@ -1074,7 +1080,7 @@ int AMDGPUCFGStructurizer::mergeLoop(Mac
>    MachineBasicBlock *ExitBlk = *ExitBlks.begin();
>    assert(ExitBlk && "Loop has several exit block");
>    MBBVector LatchBlks;
> -  typedef GraphTraits<Inverse<MachineBasicBlock*> > InvMBBTraits;
> +  typedef GraphTraits<Inverse<MachineBasicBlock*>> InvMBBTraits;
>    InvMBBTraits::ChildIteratorType PI =
> InvMBBTraits::child_begin(LoopHeader),
>        PE = InvMBBTraits::child_end(LoopHeader);
>    for (; PI != PE; PI++) {
> @@ -1217,7 +1223,7 @@ void AMDGPUCFGStructurizer::showImproveS
>      }
>    }
>
> -    dbgs() << "\n";
> +  dbgs() << "\n";
>  }
>
>  int AMDGPUCFGStructurizer::improveSimpleJumpintoIf(MachineBasicBlock
> *HeadMBB,
> @@ -1478,7 +1484,6 @@ void AMDGPUCFGStructurizer::mergeIfthene
>
>    if (LandMBB && TrueMBB && FalseMBB)
>      MBB->addSuccessor(LandMBB);
> -
>  }
>
>  void AMDGPUCFGStructurizer::mergeLooplandBlock(MachineBasicBlock *DstBlk,
> @@ -1491,7 +1496,6 @@ void AMDGPUCFGStructurizer::mergeLooplan
>    DstBlk->replaceSuccessor(DstBlk, LandMBB);
>  }
>
> -
>  void AMDGPUCFGStructurizer::mergeLoopbreakBlock(MachineBasicBlock
> *ExitingMBB,
>      MachineBasicBlock *LandMBB) {
>    DEBUG(dbgs() << "loopbreakPattern exiting = BB" <<
> ExitingMBB->getNumber()
> @@ -1727,11 +1731,6 @@ void AMDGPUCFGStructurizer::retireBlock(
>           && "can't retire block yet");
>  }
>
> -char AMDGPUCFGStructurizer::ID = 0;
> -
> -} // end anonymous namespace
> -
> -
>  INITIALIZE_PASS_BEGIN(AMDGPUCFGStructurizer, "amdgpustructurizer",
>                        "AMDGPU CFG Structurizer", false, false)
>  INITIALIZE_PASS_DEPENDENCY(MachineDominatorTree)
>
> Modified: llvm/trunk/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp Fri Jan 20
> 18:53:49 2017
> @@ -16,6 +16,7 @@
>  #include "Utils/AMDGPUAsmUtils.h"
>  #include "llvm/ADT/APFloat.h"
>  #include "llvm/ADT/APInt.h"
> +#include "llvm/ADT/ArrayRef.h"
>  #include "llvm/ADT/SmallBitVector.h"
>  #include "llvm/ADT/SmallString.h"
>  #include "llvm/ADT/STLExtras.h"
> @@ -39,15 +40,12 @@
>  #include "llvm/MC/MCSubtargetInfo.h"
>  #include "llvm/MC/MCSymbol.h"
>  #include "llvm/Support/Casting.h"
> -#include "llvm/Support/Debug.h"
>  #include "llvm/Support/ELF.h"
>  #include "llvm/Support/ErrorHandling.h"
>  #include "llvm/Support/MathExtras.h"
>  #include "llvm/Support/raw_ostream.h"
>  #include "llvm/Support/SMLoc.h"
>  #include "llvm/Support/TargetRegistry.h"
> -#include "llvm/Support/raw_ostream.h"
> -#include "llvm/Support/MathExtras.h"
>  #include <algorithm>
>  #include <cassert>
>  #include <cstdint>
> @@ -56,7 +54,6 @@
>  #include <map>
>  #include <memory>
>  #include <string>
> -#include <vector>
>
>  using namespace llvm;
>  using namespace llvm::AMDGPU;
> @@ -695,9 +692,9 @@ raw_ostream &operator <<(raw_ostream &OS
>  // Kernel scope begins at .amdgpu_hsa_kernel directive, ends at next
>  // .amdgpu_hsa_kernel or at EOF.
>  class KernelScopeInfo {
> -  int SgprIndexUnusedMin;
> -  int VgprIndexUnusedMin;
> -  MCContext *Ctx;
> +  int SgprIndexUnusedMin = -1;
> +  int VgprIndexUnusedMin = -1;
> +  MCContext *Ctx = nullptr;
>
>    void usesSgprAt(int i) {
>      if (i >= SgprIndexUnusedMin) {
> @@ -708,6 +705,7 @@ class KernelScopeInfo {
>        }
>      }
>    }
> +
>    void usesVgprAt(int i) {
>      if (i >= VgprIndexUnusedMin) {
>        VgprIndexUnusedMin = ++i;
> @@ -717,14 +715,16 @@ class KernelScopeInfo {
>        }
>      }
>    }
> +
>  public:
> -  KernelScopeInfo() : SgprIndexUnusedMin(-1), VgprIndexUnusedMin(-1),
> Ctx(nullptr)
> -  {}
> +  KernelScopeInfo() = default;
> +
>    void initialize(MCContext &Context) {
>      Ctx = &Context;
>      usesSgprAt(SgprIndexUnusedMin = -1);
>      usesVgprAt(VgprIndexUnusedMin = -1);
>    }
> +
>    void usesRegister(RegisterKind RegKind, unsigned DwordRegIndex,
> unsigned RegWidth) {
>      switch (RegKind) {
>        case IS_SGPR: usesSgprAt(DwordRegIndex + RegWidth - 1); break;
> @@ -738,9 +738,9 @@ class AMDGPUAsmParser : public MCTargetA
>    const MCInstrInfo &MII;
>    MCAsmParser &Parser;
>
> -  unsigned ForcedEncodingSize;
> -  bool ForcedDPP;
> -  bool ForcedSDWA;
> +  unsigned ForcedEncodingSize = 0;
> +  bool ForcedDPP = false;
> +  bool ForcedSDWA = false;
>    KernelScopeInfo KernelScope;
>
>    /// @name Auto-generated Match Functions
> @@ -779,10 +779,7 @@ public:
>    AMDGPUAsmParser(const MCSubtargetInfo &STI, MCAsmParser &_Parser,
>                 const MCInstrInfo &MII,
>                 const MCTargetOptions &Options)
> -      : MCTargetAsmParser(Options, STI), MII(MII), Parser(_Parser),
> -        ForcedEncodingSize(0),
> -        ForcedDPP(false),
> -        ForcedSDWA(false) {
> +      : MCTargetAsmParser(Options, STI), MII(MII), Parser(_Parser) {
>      MCAsmParserExtension::Initialize(Parser);
>
>      if (getSTI().getFeatureBits().none()) {
> @@ -1043,7 +1040,6 @@ bool AMDGPUOperand::isInlinableImm(MVT t
>        AsmParser->hasInv2PiInlineImm());
>    }
>
> -
>    // We got int literal token.
>    if (type == MVT::f64 || type == MVT::i64) { // Expected 64-bit operand
>      return AMDGPU::isInlinableLiteral64(Imm.Val,
> @@ -1132,7 +1128,7 @@ void AMDGPUOperand::addLiteralImmOperand
>      APInt Literal(64, Val);
>
>      switch (OpSize) {
> -    case 8: {
> +    case 8:
>        if (AMDGPU::isInlinableLiteral64(Literal.getZExtValue(),
>                                         AsmParser->hasInv2PiInlineImm())) {
>          Inst.addOperand(MCOperand::createImm(Literal.getZExtValue()));
> @@ -1156,7 +1152,7 @@ void AMDGPUOperand::addLiteralImmOperand
>        // unclear how we should encode them. This case should be checked
> earlier
>        // in predicate methods (isLiteralImm())
>        llvm_unreachable("fp literal in 64-bit integer instruction.");
> -    }
> +
>      case 4:
>      case 2: {
>        bool lost;
> @@ -1180,7 +1176,7 @@ void AMDGPUOperand::addLiteralImmOperand
>    // Only sign extend inline immediates.
>    // FIXME: No errors on truncation
>    switch (OpSize) {
> -  case 4: {
> +  case 4:
>      if (isInt<32>(Val) &&
>          AMDGPU::isInlinableLiteral32(static_cast<int32_t>(Val),
>                                       AsmParser->hasInv2PiInlineImm())) {
> @@ -1190,8 +1186,8 @@ void AMDGPUOperand::addLiteralImmOperand
>
>      Inst.addOperand(MCOperand::createImm(Val & 0xffffffff));
>      return;
> -  }
> -  case 8: {
> +
> +  case 8:
>      if (AMDGPU::isInlinableLiteral64(Val,
>                                       AsmParser->hasInv2PiInlineImm())) {
>        Inst.addOperand(MCOperand::createImm(Val));
> @@ -1200,8 +1196,8 @@ void AMDGPUOperand::addLiteralImmOperand
>
>      Inst.addOperand(MCOperand::createImm(Lo_32(Val)));
>      return;
> -  }
> -  case 2: {
> +
> +  case 2:
>      if (isInt<16>(Val) &&
>          AMDGPU::isInlinableLiteral16(static_cast<int16_t>(Val),
>                                       AsmParser->hasInv2PiInlineImm())) {
> @@ -1211,7 +1207,7 @@ void AMDGPUOperand::addLiteralImmOperand
>
>      Inst.addOperand(MCOperand::createImm(Val & 0xffff));
>      return;
> -  }
> +
>    default:
>      llvm_unreachable("invalid operand size");
>    }
> @@ -1295,7 +1291,8 @@ static unsigned getSpecialRegForName(Str
>      .Default(0);
>  }
>
> -bool AMDGPUAsmParser::ParseRegister(unsigned &RegNo, SMLoc &StartLoc,
> SMLoc &EndLoc) {
> +bool AMDGPUAsmParser::ParseRegister(unsigned &RegNo, SMLoc &StartLoc,
> +                                    SMLoc &EndLoc) {
>    auto R = parseRegister();
>    if (!R) return true;
>    assert(R->isReg());
> @@ -1305,20 +1302,43 @@ bool AMDGPUAsmParser::ParseRegister(unsi
>    return false;
>  }
>
> -bool AMDGPUAsmParser::AddNextRegisterToList(unsigned& Reg, unsigned&
> RegWidth, RegisterKind RegKind, unsigned Reg1, unsigned RegNum)
> -{
> +bool AMDGPUAsmParser::AddNextRegisterToList(unsigned &Reg, unsigned
> &RegWidth,
> +                                            RegisterKind RegKind,
> unsigned Reg1,
> +                                            unsigned RegNum) {
>    switch (RegKind) {
>    case IS_SPECIAL:
> -    if (Reg == AMDGPU::EXEC_LO && Reg1 == AMDGPU::EXEC_HI) { Reg =
> AMDGPU::EXEC; RegWidth = 2; return true; }
> -    if (Reg == AMDGPU::FLAT_SCR_LO && Reg1 == AMDGPU::FLAT_SCR_HI) { Reg
> = AMDGPU::FLAT_SCR; RegWidth = 2; return true; }
> -    if (Reg == AMDGPU::VCC_LO && Reg1 == AMDGPU::VCC_HI) { Reg =
> AMDGPU::VCC; RegWidth = 2; return true; }
> -    if (Reg == AMDGPU::TBA_LO && Reg1 == AMDGPU::TBA_HI) { Reg =
> AMDGPU::TBA; RegWidth = 2; return true; }
> -    if (Reg == AMDGPU::TMA_LO && Reg1 == AMDGPU::TMA_HI) { Reg =
> AMDGPU::TMA; RegWidth = 2; return true; }
> +    if (Reg == AMDGPU::EXEC_LO && Reg1 == AMDGPU::EXEC_HI) {
> +      Reg = AMDGPU::EXEC;
> +      RegWidth = 2;
> +      return true;
> +    }
> +    if (Reg == AMDGPU::FLAT_SCR_LO && Reg1 == AMDGPU::FLAT_SCR_HI) {
> +      Reg = AMDGPU::FLAT_SCR;
> +      RegWidth = 2;
> +      return true;
> +    }
> +    if (Reg == AMDGPU::VCC_LO && Reg1 == AMDGPU::VCC_HI) {
> +      Reg = AMDGPU::VCC;
> +      RegWidth = 2;
> +      return true;
> +    }
> +    if (Reg == AMDGPU::TBA_LO && Reg1 == AMDGPU::TBA_HI) {
> +      Reg = AMDGPU::TBA;
> +      RegWidth = 2;
> +      return true;
> +    }
> +    if (Reg == AMDGPU::TMA_LO && Reg1 == AMDGPU::TMA_HI) {
> +      Reg = AMDGPU::TMA;
> +      RegWidth = 2;
> +      return true;
> +    }
>      return false;
>    case IS_VGPR:
>    case IS_SGPR:
>    case IS_TTMP:
> -    if (Reg1 != Reg + RegWidth) { return false; }
> +    if (Reg1 != Reg + RegWidth) {
> +      return false;
> +    }
>      RegWidth++;
>      return true;
>    default:
> @@ -1326,8 +1346,9 @@ bool AMDGPUAsmParser::AddNextRegisterToL
>    }
>  }
>
> -bool AMDGPUAsmParser::ParseAMDGPURegister(RegisterKind& RegKind,
> unsigned& Reg, unsigned& RegNum, unsigned& RegWidth, unsigned
> *DwordRegIndex)
> -{
> +bool AMDGPUAsmParser::ParseAMDGPURegister(RegisterKind &RegKind, unsigned
> &Reg,
> +                                          unsigned &RegNum, unsigned
> &RegWidth,
> +                                          unsigned *DwordRegIndex) {
>    if (DwordRegIndex) { *DwordRegIndex = 0; }
>    const MCRegisterInfo *TRI = getContext().getRegisterInfo();
>    if (getLexer().is(AsmToken::Identifier)) {
> @@ -1528,7 +1549,8 @@ AMDGPUAsmParser::parseRegOrImm(OperandVe
>  }
>
>  OperandMatchResultTy
> -AMDGPUAsmParser::parseRegOrImmWithFPInputMods(OperandVector &Operands,
> bool AllowImm) {
> +AMDGPUAsmParser::parseRegOrImmWithFPInputMods(OperandVector &Operands,
> +                                              bool AllowImm) {
>    // XXX: During parsing we can't determine if minus sign means
>    // negate-modifier or negative immediate value.
>    // By default we suppose it is modifier.
> @@ -1539,7 +1561,8 @@ AMDGPUAsmParser::parseRegOrImmWithFPInpu
>      Negate = true;
>    }
>
> -  if (getLexer().getKind() == AsmToken::Identifier &&
> Parser.getTok().getString() == "abs") {
> +  if (getLexer().getKind() == AsmToken::Identifier &&
> +      Parser.getTok().getString() == "abs") {
>      Parser.Lex();
>      Abs2 = true;
>      if (getLexer().isNot(AsmToken::LParen)) {
> @@ -1597,10 +1620,12 @@ AMDGPUAsmParser::parseRegOrImmWithFPInpu
>  }
>
>  OperandMatchResultTy
> -AMDGPUAsmParser::parseRegOrImmWithIntInputMods(OperandVector &Operands,
> bool AllowImm) {
> +AMDGPUAsmParser::parseRegOrImmWithIntInputMods(OperandVector &Operands,
> +                                               bool AllowImm) {
>    bool Sext = false;
>
> -  if (getLexer().getKind() == AsmToken::Identifier &&
> Parser.getTok().getString() == "sext") {
> +  if (getLexer().getKind() == AsmToken::Identifier &&
> +      Parser.getTok().getString() == "sext") {
>      Parser.Lex();
>      Sext = true;
>      if (getLexer().isNot(AsmToken::LParen)) {
> @@ -1667,7 +1692,6 @@ OperandMatchResultTy AMDGPUAsmParser::pa
>  }
>
>  unsigned AMDGPUAsmParser::checkTargetMatchPredicate(MCInst &Inst) {
> -
>    uint64_t TSFlags = MII.get(Inst.getOpcode()).TSFlags;
>
>    if ((getForcedEncodingSize() == 32 && (TSFlags & SIInstrFlags::VOP3)) ||
> @@ -1799,7 +1823,6 @@ bool AMDGPUAsmParser::ParseAsAbsoluteExp
>    return false;
>  }
>
> -
>  bool AMDGPUAsmParser::ParseDirectiveMajorMinor(uint32_t &Major,
>                                                 uint32_t &Minor) {
>    if (ParseAsAbsoluteExpression(Major))
> @@ -1816,7 +1839,6 @@ bool AMDGPUAsmParser::ParseDirectiveMajo
>  }
>
>  bool AMDGPUAsmParser::ParseDirectiveHSACodeObjectVersion() {
> -
>    uint32_t Major;
>    uint32_t Minor;
>
> @@ -2086,7 +2108,6 @@ bool AMDGPUAsmParser::subtargetHasRegist
>
>  OperandMatchResultTy
>  AMDGPUAsmParser::parseOperand(OperandVector &Operands, StringRef
> Mnemonic) {
> -
>    // Try to parse with a custom parser
>    OperandMatchResultTy ResTy = MatchOperandParserImpl(Operands, Mnemonic);
>
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SIISelLowering.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIISelLowering.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SIISelLowering.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SIISelLowering.cpp Fri Jan 20 18:53:49
> 2017
> @@ -15,7 +15,6 @@
>  #ifdef _MSC_VER
>  // Provide M_PI.
>  #define _USE_MATH_DEFINES
> -#include <cmath>
>  #endif
>
>  #include "AMDGPU.h"
> @@ -26,15 +25,59 @@
>  #include "SIInstrInfo.h"
>  #include "SIMachineFunctionInfo.h"
>  #include "SIRegisterInfo.h"
> +#include "Utils/AMDGPUBaseInfo.h"
> +#include "llvm/ADT/APFloat.h"
> +#include "llvm/ADT/APInt.h"
> +#include "llvm/ADT/ArrayRef.h"
>  #include "llvm/ADT/BitVector.h"
> +#include "llvm/ADT/SmallVector.h"
> +#include "llvm/ADT/StringRef.h"
>  #include "llvm/ADT/StringSwitch.h"
> +#include "llvm/ADT/Twine.h"
> +#include "llvm/CodeGen/Analysis.h"
>  #include "llvm/CodeGen/CallingConvLower.h"
> +#include "llvm/CodeGen/DAGCombine.h"
> +#include "llvm/CodeGen/ISDOpcodes.h"
> +#include "llvm/CodeGen/MachineBasicBlock.h"
> +#include "llvm/CodeGen/MachineFrameInfo.h"
> +#include "llvm/CodeGen/MachineFunction.h"
> +#include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBuilder.h"
> +#include "llvm/CodeGen/MachineMemOperand.h"
> +#include "llvm/CodeGen/MachineOperand.h"
>  #include "llvm/CodeGen/MachineRegisterInfo.h"
> +#include "llvm/CodeGen/MachineValueType.h"
>  #include "llvm/CodeGen/SelectionDAG.h"
> -#include "llvm/CodeGen/Analysis.h"
> +#include "llvm/CodeGen/SelectionDAGNodes.h"
> +#include "llvm/CodeGen/ValueTypes.h"
> +#include "llvm/IR/Constants.h"
> +#include "llvm/IR/DataLayout.h"
> +#include "llvm/IR/DebugLoc.h"
> +#include "llvm/IR/DerivedTypes.h"
>  #include "llvm/IR/DiagnosticInfo.h"
>  #include "llvm/IR/Function.h"
> +#include "llvm/IR/GlobalValue.h"
> +#include "llvm/IR/InstrTypes.h"
> +#include "llvm/IR/Instruction.h"
> +#include "llvm/IR/Instructions.h"
> +#include "llvm/IR/Type.h"
> +#include "llvm/Support/Casting.h"
> +#include "llvm/Support/CodeGen.h"
> +#include "llvm/Support/CommandLine.h"
> +#include "llvm/Support/Compiler.h"
> +#include "llvm/Support/ErrorHandling.h"
> +#include "llvm/Support/MathExtras.h"
> +#include "llvm/Target/TargetCallingConv.h"
> +#include "llvm/Target/TargetMachine.h"
> +#include "llvm/Target/TargetOptions.h"
> +#include "llvm/Target/TargetRegisterInfo.h"
> +#include <cassert>
> +#include <cmath>
> +#include <cstdint>
> +#include <iterator>
> +#include <tuple>
> +#include <utility>
> +#include <vector>
>
>  using namespace llvm;
>
> @@ -43,7 +86,6 @@ static cl::opt<bool> EnableVGPRIndexMode
>    cl::desc("Use GPR indexing mode instead of movrel for vector indexing"),
>    cl::init(false));
>
> -
>  static unsigned findFirstFreeSGPR(CCState &CCInfo) {
>    unsigned NumSGPRs = AMDGPU::SGPR_32RegClass.getNumRegs();
>    for (unsigned Reg = 0; Reg < NumSGPRs; ++Reg) {
> @@ -110,7 +152,6 @@ SITargetLowering::SITargetLowering(const
>    setTruncStoreAction(MVT::v16i32, MVT::v16i8, Expand);
>    setTruncStoreAction(MVT::v32i32, MVT::v32i8, Expand);
>
> -
>    setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
>    setOperationAction(ISD::GlobalAddress, MVT::i64, Custom);
>    setOperationAction(ISD::ConstantPool, MVT::v2i64, Expand);
> @@ -441,7 +482,7 @@ bool SITargetLowering::isLegalAddressing
>      return false;
>
>    switch (AS) {
> -  case AMDGPUAS::GLOBAL_ADDRESS: {
> +  case AMDGPUAS::GLOBAL_ADDRESS:
>      if (Subtarget->getGeneration() >= SISubtarget::VOLCANIC_ISLANDS) {
>        // Assume the we will use FLAT for all global memory accesses
>        // on VI.
> @@ -456,8 +497,8 @@ bool SITargetLowering::isLegalAddressing
>      }
>
>      return isLegalMUBUFAddressingMode(AM);
> -  }
> -  case AMDGPUAS::CONSTANT_ADDRESS: {
> +
> +  case AMDGPUAS::CONSTANT_ADDRESS:
>      // If the offset isn't a multiple of 4, it probably isn't going to be
>      // correctly aligned.
>      // FIXME: Can we get the real alignment here?
> @@ -494,13 +535,12 @@ bool SITargetLowering::isLegalAddressing
>        return true;
>
>      return false;
> -  }
>
>    case AMDGPUAS::PRIVATE_ADDRESS:
>      return isLegalMUBUFAddressingMode(AM);
>
>    case AMDGPUAS::LOCAL_ADDRESS:
> -  case AMDGPUAS::REGION_ADDRESS: {
> +  case AMDGPUAS::REGION_ADDRESS:
>      // Basic, single offset DS instructions allow a 16-bit unsigned
> immediate
>      // field.
>      // XXX - If doing a 4-byte aligned 8-byte type access, we effectively
> have
> @@ -515,7 +555,7 @@ bool SITargetLowering::isLegalAddressing
>        return true;
>
>      return false;
> -  }
> +
>    case AMDGPUAS::FLAT_ADDRESS:
>    case AMDGPUAS::UNKNOWN_ADDRESS_SPACE:
>      // For an unknown address space, this usually means that this is for
> some
> @@ -897,7 +937,6 @@ SDValue SITargetLowering::LowerFormalArg
>    SmallVector<SDValue, 16> Chains;
>
>    for (unsigned i = 0, e = Ins.size(), ArgIdx = 0; i != e; ++i) {
> -
>      const ISD::InputArg &Arg = Ins[i];
>      if (Skipped[i]) {
>        InVals.push_back(DAG.getUNDEF(Arg.VT));
> @@ -954,7 +993,6 @@ SDValue SITargetLowering::LowerFormalArg
>      SDValue Val = DAG.getCopyFromReg(Chain, DL, Reg, VT);
>
>      if (Arg.VT.isVector()) {
> -
>        // Build a vector from the registers
>        Type *ParamType = FType->getParamType(Arg.getOrigArgIndex());
>        unsigned NumElements = ParamType->getVectorNumElements();
> @@ -1543,7 +1581,6 @@ static MachineBasicBlock *emitIndirectSr
>      return &MBB;
>    }
>
> -
>    const DebugLoc &DL = MI.getDebugLoc();
>    MachineBasicBlock::iterator I(&MI);
>
> @@ -1736,13 +1773,13 @@ MachineBasicBlock *SITargetLowering::Emi
>    }
>
>    switch (MI.getOpcode()) {
> -  case AMDGPU::SI_INIT_M0: {
> +  case AMDGPU::SI_INIT_M0:
>      BuildMI(*BB, MI.getIterator(), MI.getDebugLoc(),
>              TII->get(AMDGPU::S_MOV_B32), AMDGPU::M0)
>          .add(MI.getOperand(0));
>      MI.eraseFromParent();
>      return BB;
> -  }
> +
>    case AMDGPU::GET_GROUPSTATICSIZE: {
>      DebugLoc DL = MI.getDebugLoc();
>      BuildMI(*BB, MI, DL, TII->get(AMDGPU::S_MOV_B32))
> @@ -2001,7 +2038,6 @@ bool SITargetLowering::shouldEmitPCReloc
>  /// last parameter, also switches branch target with BR if the need arise
>  SDValue SITargetLowering::LowerBRCOND(SDValue BRCOND,
>                                        SelectionDAG &DAG) const {
> -
>    SDLoc DL(BRCOND);
>
>    SDNode *Intr = BRCOND.getOperand(1).getNode();
> @@ -2399,17 +2435,15 @@ SDValue SITargetLowering::LowerINTRINSIC
>    case Intrinsic::amdgcn_rsq:
>    case AMDGPUIntrinsic::AMDGPU_rsq: // Legacy name
>      return DAG.getNode(AMDGPUISD::RSQ, DL, VT, Op.getOperand(1));
> -  case Intrinsic::amdgcn_rsq_legacy: {
> +  case Intrinsic::amdgcn_rsq_legacy:
>      if (Subtarget->getGeneration() >= SISubtarget::VOLCANIC_ISLANDS)
>        return emitRemovedIntrinsicError(DAG, DL, VT);
>
>      return DAG.getNode(AMDGPUISD::RSQ_LEGACY, DL, VT, Op.getOperand(1));
> -  }
> -  case Intrinsic::amdgcn_rcp_legacy: {
> +  case Intrinsic::amdgcn_rcp_legacy:
>      if (Subtarget->getGeneration() >= SISubtarget::VOLCANIC_ISLANDS)
>        return emitRemovedIntrinsicError(DAG, DL, VT);
>      return DAG.getNode(AMDGPUISD::RCP_LEGACY, DL, VT, Op.getOperand(1));
> -  }
>    case Intrinsic::amdgcn_rsq_clamp: {
>      if (Subtarget->getGeneration() < SISubtarget::VOLCANIC_ISLANDS)
>        return DAG.getNode(AMDGPUISD::RSQ_CLAMP, DL, VT, Op.getOperand(1));
> @@ -2516,9 +2550,8 @@ SDValue SITargetLowering::LowerINTRINSIC
>      return DAG.getMemIntrinsicNode(AMDGPUISD::LOAD_CONSTANT, DL,
>                                     Op->getVTList(), Ops, VT, MMO);
>    }
> -  case AMDGPUIntrinsic::amdgcn_fdiv_fast: {
> +  case AMDGPUIntrinsic::amdgcn_fdiv_fast:
>      return lowerFDIV_FAST(Op, DAG);
> -  }
>    case AMDGPUIntrinsic::SI_vs_load_input:
>      return DAG.getNode(AMDGPUISD::LOAD_INPUT, DL, VT,
>                         Op.getOperand(1),
> @@ -2912,7 +2945,7 @@ SDValue SITargetLowering::LowerLOAD(SDVa
>      // loads.
>      //
>      LLVM_FALLTHROUGH;
> -  case AMDGPUAS::GLOBAL_ADDRESS: {
> +  case AMDGPUAS::GLOBAL_ADDRESS:
>      if (Subtarget->getScalarizeGlobalBehavior() && isMemOpUniform(Load) &&
>                    isMemOpHasNoClobberedMemOperand(Load))
>        return SDValue();
> @@ -2920,14 +2953,13 @@ SDValue SITargetLowering::LowerLOAD(SDVa
>      // have the same legalization requirements as global and private
>      // loads.
>      //
> -  }
>      LLVM_FALLTHROUGH;
>    case AMDGPUAS::FLAT_ADDRESS:
>      if (NumElements > 4)
>        return SplitVectorLoad(Op, DAG);
>      // v4 loads are supported for private and global memory.
>      return SDValue();
> -  case AMDGPUAS::PRIVATE_ADDRESS: {
> +  case AMDGPUAS::PRIVATE_ADDRESS:
>      // Depending on the setting of the private_element_size field in the
>      // resource descriptor, we can only make private accesses up to a
> certain
>      // size.
> @@ -2946,8 +2978,7 @@ SDValue SITargetLowering::LowerLOAD(SDVa
>      default:
>        llvm_unreachable("unsupported private_element_size");
>      }
> -  }
> -  case AMDGPUAS::LOCAL_ADDRESS: {
> +  case AMDGPUAS::LOCAL_ADDRESS:
>      if (NumElements > 2)
>        return SplitVectorLoad(Op, DAG);
>
> @@ -2956,7 +2987,6 @@ SDValue SITargetLowering::LowerLOAD(SDVa
>
>      // If properly aligned, if we split we might be able to use
> ds_read_b64.
>      return SplitVectorLoad(Op, DAG);
> -  }
>    default:
>      return SDValue();
>    }
> @@ -3454,27 +3484,24 @@ SDValue SITargetLowering::performUCharTo
>  static bool canFoldOffset(unsigned OffsetSize, unsigned AS,
>                            const SISubtarget &STI) {
>    switch (AS) {
> -  case AMDGPUAS::GLOBAL_ADDRESS: {
> +  case AMDGPUAS::GLOBAL_ADDRESS:
>      // MUBUF instructions a 12-bit offset in bytes.
>      return isUInt<12>(OffsetSize);
> -  }
> -  case AMDGPUAS::CONSTANT_ADDRESS: {
> +  case AMDGPUAS::CONSTANT_ADDRESS:
>      // SMRD instructions have an 8-bit offset in dwords on SI and
>      // a 20-bit offset in bytes on VI.
>      if (STI.getGeneration() >= SISubtarget::VOLCANIC_ISLANDS)
>        return isUInt<20>(OffsetSize);
>      else
>        return (OffsetSize % 4 == 0) && isUInt<8>(OffsetSize / 4);
> -  }
>    case AMDGPUAS::LOCAL_ADDRESS:
> -  case AMDGPUAS::REGION_ADDRESS: {
> +  case AMDGPUAS::REGION_ADDRESS:
>      // The single offset versions have a 16-bit offset in bytes.
>      return isUInt<16>(OffsetSize);
> -  }
>    case AMDGPUAS::PRIVATE_ADDRESS:
>    // Indirect register addressing does not use any offsets.
>    default:
> -    return 0;
> +    return false;
>    }
>  }
>
> @@ -4176,11 +4203,10 @@ SDValue SITargetLowering::PerformDAGComb
>    case ISD::ATOMIC_LOAD_UMIN:
>    case ISD::ATOMIC_LOAD_UMAX:
>    case AMDGPUISD::ATOMIC_INC:
> -  case AMDGPUISD::ATOMIC_DEC: { // TODO: Target mem intrinsics.
> +  case AMDGPUISD::ATOMIC_DEC: // TODO: Target mem intrinsics.
>      if (DCI.isBeforeLegalize())
>        break;
>      return performMemSDNodeCombine(cast<MemSDNode>(N), DCI);
> -  }
>    case ISD::AND:
>      return performAndCombine(N, DCI);
>    case ISD::OR:
> @@ -4291,7 +4317,6 @@ void SITargetLowering::adjustWritemask(M
>
>    // Update the users of the node with the new indices
>    for (unsigned i = 0, Idx = AMDGPU::sub0; i < 4; ++i) {
> -
>      SDNode *User = Users[i];
>      if (!User)
>        continue;
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SIInsertSkips.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInsertSkips.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SIInsertSkips.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SIInsertSkips.cpp Fri Jan 20 18:53:49 2017
> @@ -1,4 +1,4 @@
> -//===-- SIInsertSkips.cpp - Use predicates for control flow
> ----------===//
> +//===-- SIInsertSkips.cpp - Use predicates for control flow
> ---------------===//
>  //
>  //                     The LLVM Compiler Infrastructure
>  //
> @@ -12,33 +12,46 @@
>  /// branches when it's expected that jumping over the untaken control
> flow will
>  /// be cheaper than having every workitem no-op through it.
>  //
>
> +//===----------------------------------------------------------------------===//
>
>  #include "AMDGPU.h"
>  #include "AMDGPUSubtarget.h"
>  #include "SIInstrInfo.h"
>  #include "SIMachineFunctionInfo.h"
> -#include "llvm/CodeGen/MachineFrameInfo.h"
> +#include "llvm/ADT/SmallVector.h"
> +#include "llvm/ADT/StringRef.h"
> +#include "llvm/CodeGen/MachineBasicBlock.h"
>  #include "llvm/CodeGen/MachineFunction.h"
>  #include "llvm/CodeGen/MachineFunctionPass.h"
> +#include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBuilder.h"
> +#include "llvm/CodeGen/MachineOperand.h"
> +#include "llvm/IR/CallingConv.h"
> +#include "llvm/IR/DebugLoc.h"
>  #include "llvm/MC/MCAsmInfo.h"
> +#include "llvm/Pass.h"
> +#include "llvm/Support/CommandLine.h"
> +#include "llvm/Target/TargetMachine.h"
> +#include <cassert>
> +#include <cstdint>
> +#include <iterator>
>
>  using namespace llvm;
>
>  #define DEBUG_TYPE "si-insert-skips"
>
> -namespace {
> -
>  static cl::opt<unsigned> SkipThresholdFlag(
>    "amdgpu-skip-threshold",
>    cl::desc("Number of instructions before jumping over divergent control
> flow"),
>    cl::init(12), cl::Hidden);
>
> +namespace {
> +
>  class SIInsertSkips : public MachineFunctionPass {
>  private:
> -  const SIRegisterInfo *TRI;
> -  const SIInstrInfo *TII;
> -  unsigned SkipThreshold;
> +  const SIRegisterInfo *TRI = nullptr;
> +  const SIInstrInfo *TII = nullptr;
> +  unsigned SkipThreshold = 0;
>
>    bool shouldSkip(const MachineBasicBlock &From,
>                    const MachineBasicBlock &To) const;
> @@ -55,8 +68,7 @@ private:
>  public:
>    static char ID;
>
> -  SIInsertSkips() :
> -    MachineFunctionPass(ID), TRI(nullptr), TII(nullptr), SkipThreshold(0)
> { }
> +  SIInsertSkips() : MachineFunctionPass(ID) {}
>
>    bool runOnMachineFunction(MachineFunction &MF) override;
>
> @@ -69,7 +81,7 @@ public:
>    }
>  };
>
> -} // End anonymous namespace
> +} // end anonymous namespace
>
>  char SIInsertSkips::ID = 0;
>
> @@ -270,19 +282,19 @@ bool SIInsertSkips::runOnMachineFunction
>        MachineInstr &MI = *I;
>
>        switch (MI.getOpcode()) {
> -      case AMDGPU::SI_MASK_BRANCH: {
> +      case AMDGPU::SI_MASK_BRANCH:
>          ExecBranchStack.push_back(MI.getOperand(0).getMBB());
>          MadeChange |= skipMaskBranch(MI, MBB);
>          break;
> -      }
> -      case AMDGPU::S_BRANCH: {
> +
> +      case AMDGPU::S_BRANCH:
>          // Optimize out branches to the next block.
>          // FIXME: Shouldn't this be handled by BranchFolding?
>          if (MBB.isLayoutSuccessor(MI.getOperand(0).getMBB()))
>            MI.eraseFromParent();
>          break;
> -      }
> -      case AMDGPU::SI_KILL_TERMINATOR: {
> +
> +      case AMDGPU::SI_KILL_TERMINATOR:
>          MadeChange = true;
>          kill(MI);
>
> @@ -298,8 +310,8 @@ bool SIInsertSkips::runOnMachineFunction
>
>          MI.eraseFromParent();
>          break;
> -      }
> -      case AMDGPU::SI_RETURN: {
> +
> +      case AMDGPU::SI_RETURN:
>          // FIXME: Should move somewhere else
>          assert(!MF.getInfo<SIMachineFunctionInfo>()->returnsVoid());
>
> @@ -318,7 +330,8 @@ bool SIInsertSkips::runOnMachineFunction
>              .addMBB(EmptyMBBAtEnd);
>            I->eraseFromParent();
>          }
> -      }
> +        break;
> +
>        default:
>          break;
>        }
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SIInsertWaits.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIInsertWaits.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SIInsertWaits.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SIInsertWaits.cpp Fri Jan 20 18:53:49 2017
> @@ -21,11 +21,28 @@
>  #include "SIDefines.h"
>  #include "SIInstrInfo.h"
>  #include "SIMachineFunctionInfo.h"
> +#include "SIRegisterInfo.h"
>  #include "Utils/AMDGPUBaseInfo.h"
> +#include "llvm/ADT/SmallVector.h"
> +#include "llvm/ADT/StringRef.h"
> +#include "llvm/CodeGen/MachineBasicBlock.h"
>  #include "llvm/CodeGen/MachineFunction.h"
>  #include "llvm/CodeGen/MachineFunctionPass.h"
> +#include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBuilder.h"
> +#include "llvm/CodeGen/MachineOperand.h"
>  #include "llvm/CodeGen/MachineRegisterInfo.h"
> +#include "llvm/IR/DebugLoc.h"
> +#include "llvm/Pass.h"
> +#include "llvm/Support/Debug.h"
> +#include "llvm/Support/raw_ostream.h"
> +#include "llvm/Target/TargetRegisterInfo.h"
> +#include <algorithm>
> +#include <cassert>
> +#include <cstdint>
> +#include <cstring>
> +#include <new>
> +#include <utility>
>
>  #define DEBUG_TYPE "si-insert-waits"
>
> @@ -42,7 +59,6 @@ typedef union {
>      unsigned LGKM;
>    } Named;
>    unsigned Array[3];
> -
>  } Counters;
>
>  typedef enum {
> @@ -55,11 +71,10 @@ typedef Counters RegCounters[512];
>  typedef std::pair<unsigned, unsigned> RegInterval;
>
>  class SIInsertWaits : public MachineFunctionPass {
> -
>  private:
> -  const SISubtarget *ST;
> -  const SIInstrInfo *TII;
> -  const SIRegisterInfo *TRI;
> +  const SISubtarget *ST = nullptr;
> +  const SIInstrInfo *TII = nullptr;
> +  const SIRegisterInfo *TRI = nullptr;
>    const MachineRegisterInfo *MRI;
>    IsaVersion IV;
>
> @@ -86,7 +101,7 @@ private:
>    RegCounters DefinedRegs;
>
>    /// \brief Different export instruction types seen since last wait.
> -  unsigned ExpInstrTypesSeen;
> +  unsigned ExpInstrTypesSeen = 0;
>
>    /// \brief Type of the last opcode.
>    InstType LastOpcodeType;
> @@ -100,7 +115,7 @@ private:
>    bool ReturnsVoid;
>
>    /// Whether the VCCZ bit is possibly corrupt
> -  bool VCCZCorrupt;
> +  bool VCCZCorrupt = false;
>
>    /// \brief Get increment/decrement amount for this instruction.
>    Counters getHwCounts(MachineInstr &MI);
> @@ -141,13 +156,7 @@ private:
>  public:
>    static char ID;
>
> -  SIInsertWaits() :
> -    MachineFunctionPass(ID),
> -    ST(nullptr),
> -    TII(nullptr),
> -    TRI(nullptr),
> -    ExpInstrTypesSeen(0),
> -    VCCZCorrupt(false) { }
> +  SIInsertWaits() : MachineFunctionPass(ID) {}
>
>    bool runOnMachineFunction(MachineFunction &MF) override;
>
> @@ -161,7 +170,7 @@ public:
>    }
>  };
>
> -} // End anonymous namespace
> +} // end anonymous namespace
>
>  INITIALIZE_PASS_BEGIN(SIInsertWaits, DEBUG_TYPE,
>                        "SI Insert Waits", false, false)
> @@ -294,7 +303,6 @@ RegInterval SIInsertWaits::getRegInterva
>  void SIInsertWaits::pushInstruction(MachineBasicBlock &MBB,
>                                      MachineBasicBlock::iterator I,
>                                      const Counters &Increment) {
> -
>    // Get the hardware counter increments and sum them up
>    Counters Limit = ZeroCounts;
>    unsigned Sum = 0;
> @@ -366,7 +374,6 @@ void SIInsertWaits::pushInstruction(Mach
>  bool SIInsertWaits::insertWait(MachineBasicBlock &MBB,
>                                 MachineBasicBlock::iterator I,
>                                 const Counters &Required) {
> -
>    // End of program? No need to wait on anything
>    // A function not returning void needs to wait, because other bytecode
> will
>    // be appended after it and we don't know what it will be.
> @@ -393,7 +400,6 @@ bool SIInsertWaits::insertWait(MachineBa
>    bool NeedWait = false;
>
>    for (unsigned i = 0; i < 3; ++i) {
> -
>      if (Required.Array[i] <= WaitedOn.Array[i])
>        continue;
>
> @@ -434,7 +440,6 @@ bool SIInsertWaits::insertWait(MachineBa
>
>  /// \brief helper function for handleOperands
>  static void increaseCounters(Counters &Dst, const Counters &Src) {
> -
>    for (unsigned i = 0; i < 3; ++i)
>      Dst.Array[i] = std::max(Dst.Array[i], Src.Array[i]);
>  }
> @@ -468,7 +473,6 @@ void SIInsertWaits::handleExistingWait(M
>  }
>
>  Counters SIInsertWaits::handleOperands(MachineInstr &MI) {
> -
>    Counters Result = ZeroCounts;
>
>    // For each register affected by this instruction increase the result
> @@ -484,7 +488,6 @@ Counters SIInsertWaits::handleOperands(M
>      const TargetRegisterClass *RC = TII->getOpRegClass(MI, i);
>      RegInterval Interval = getRegInterval(RC, Op);
>      for (unsigned j = Interval.first; j < Interval.second; ++j) {
> -
>        if (Op.isDef()) {
>          increaseCounters(Result, UsedRegs[j]);
>          increaseCounters(Result, DefinedRegs[j]);
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp Fri Jan 20
> 18:53:49 2017
> @@ -39,15 +39,27 @@
>  #include "AMDGPUSubtarget.h"
>  #include "SIInstrInfo.h"
>  #include "SIRegisterInfo.h"
> -#include "llvm/CodeGen/LiveIntervalAnalysis.h"
> -#include "llvm/CodeGen/LiveVariables.h"
> +#include "Utils/AMDGPUBaseInfo.h"
> +#include "llvm/ADT/ArrayRef.h"
> +#include "llvm/ADT/SmallVector.h"
> +#include "llvm/ADT/StringRef.h"
> +#include "llvm/Analysis/AliasAnalysis.h"
> +#include "llvm/CodeGen/MachineBasicBlock.h"
>  #include "llvm/CodeGen/MachineFunction.h"
>  #include "llvm/CodeGen/MachineFunctionPass.h"
> +#include "llvm/CodeGen/MachineInstr.h"
>  #include "llvm/CodeGen/MachineInstrBuilder.h"
> +#include "llvm/CodeGen/MachineOperand.h"
>  #include "llvm/CodeGen/MachineRegisterInfo.h"
> +#include "llvm/IR/DebugLoc.h"
> +#include "llvm/Pass.h"
>  #include "llvm/Support/Debug.h"
> +#include "llvm/Support/MathExtras.h"
>  #include "llvm/Support/raw_ostream.h"
>  #include "llvm/Target/TargetMachine.h"
> +#include <cassert>
> +#include <iterator>
> +#include <utility>
>
>  using namespace llvm;
>
> @@ -57,10 +69,10 @@ namespace {
>
>  class SILoadStoreOptimizer : public MachineFunctionPass {
>  private:
> -  const SIInstrInfo *TII;
> -  const SIRegisterInfo *TRI;
> -  MachineRegisterInfo *MRI;
> -  AliasAnalysis *AA;
> +  const SIInstrInfo *TII = nullptr;
> +  const SIRegisterInfo *TRI = nullptr;
> +  MachineRegisterInfo *MRI = nullptr;
> +  AliasAnalysis *AA = nullptr;
>
>    static bool offsetsCanBeCombined(unsigned Offset0,
>                                     unsigned Offset1,
> @@ -86,9 +98,7 @@ private:
>  public:
>    static char ID;
>
> -  SILoadStoreOptimizer()
> -      : MachineFunctionPass(ID), TII(nullptr), TRI(nullptr), MRI(nullptr),
> -        AA(nullptr) {}
> +  SILoadStoreOptimizer() : MachineFunctionPass(ID) {}
>
>    SILoadStoreOptimizer(const TargetMachine &TM_) :
> MachineFunctionPass(ID) {
>      initializeSILoadStoreOptimizerPass(*PassRegistry::getPassRegistry());
> @@ -108,7 +118,7 @@ public:
>    }
>  };
>
> -} // End anonymous namespace.
> +} // end anonymous namespace.
>
>  INITIALIZE_PASS_BEGIN(SILoadStoreOptimizer, DEBUG_TYPE,
>                        "SI Load / Store Optimizer", false, false)
> @@ -141,11 +151,10 @@ static void addDefsToList(const MachineI
>    }
>  }
>
> -static bool memAccessesCanBeReordered(
> -  MachineBasicBlock::iterator A,
> -  MachineBasicBlock::iterator B,
> -  const SIInstrInfo *TII,
> -  llvm::AliasAnalysis * AA) {
> +static bool memAccessesCanBeReordered(MachineBasicBlock::iterator A,
> +                                      MachineBasicBlock::iterator B,
> +                                      const SIInstrInfo *TII,
> +                                      AliasAnalysis * AA) {
>    return (TII->areMemAccessesTriviallyDisjoint(*A, *B, AA) ||
>      // RAW or WAR - cannot reorder
>      // WAW - cannot reorder
> @@ -179,7 +188,6 @@ canMoveInstsAcrossMemOp(MachineInstr &Me
>                          ArrayRef<MachineInstr*> InstsToMove,
>                          const SIInstrInfo *TII,
>                          AliasAnalysis *AA) {
> -
>    assert(MemOp.mayLoadOrStore());
>
>    for (MachineInstr *InstToMove : InstsToMove) {
> @@ -230,7 +238,6 @@ SILoadStoreOptimizer::findMatchingDSInst
>    addDefsToList(*I, DefsToMove);
>
>    for ( ; MBBI != E; ++MBBI) {
> -
>      if (MBBI->getOpcode() != I->getOpcode()) {
>
>        // This is not a matching DS instruction, but we can keep looking as
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SIMachineFunctionInfo.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIMachineFunctionInfo.h?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SIMachineFunctionInfo.h (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SIMachineFunctionInfo.h Fri Jan 20
> 18:53:49 2017
> @@ -16,13 +16,16 @@
>
>  #include "AMDGPUMachineFunction.h"
>  #include "SIRegisterInfo.h"
> +#include "llvm/CodeGen/PseudoSourceValue.h"
> +#include "llvm/MC/MCRegisterInfo.h"
> +#include "llvm/Support/ErrorHandling.h"
>  #include <array>
> +#include <cassert>
>  #include <map>
> +#include <utility>
>
>  namespace llvm {
>
> -class MachineRegisterInfo;
> -
>  class AMDGPUImagePseudoSourceValue : public PseudoSourceValue {
>  public:
>    explicit AMDGPUImagePseudoSourceValue() :
> @@ -174,10 +177,12 @@ private:
>
>  public:
>    struct SpilledReg {
> -    unsigned VGPR;
> -    int Lane;
> +    unsigned VGPR = AMDGPU::NoRegister;
> +    int Lane = -1;
> +
> +    SpilledReg() = default;
>      SpilledReg(unsigned R, int L) : VGPR (R), Lane (L) { }
> -    SpilledReg() : VGPR(AMDGPU::NoRegister), Lane(-1) { }
> +
>      bool hasLane() { return Lane != -1;}
>      bool hasReg() { return VGPR != AMDGPU::NoRegister;}
>    };
> @@ -185,6 +190,7 @@ public:
>    // SIMachineFunctionInfo definition
>
>    SIMachineFunctionInfo(const MachineFunction &MF);
> +
>    SpilledReg getSpilledReg(MachineFunction *MF, unsigned FrameIndex,
>                             unsigned SubIdx);
>    bool hasCalculatedTID() const { return TIDReg != AMDGPU::NoRegister; };
> @@ -495,6 +501,6 @@ public:
>    }
>  };
>
> -} // End namespace llvm
> +} // end namespace llvm
>
> -#endif
> +#endif // LLVM_LIB_TARGET_AMDGPU_SIMACHINEFUNCTIONINFO_H
>
> Modified: llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.h?rev=292688&r1=292687&r2=292688&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.h (original)
> +++ llvm/trunk/lib/Target/AMDGPU/SIMachineScheduler.h Fri Jan 20 18:53:49
> 2017
> @@ -40,13 +40,12 @@ enum SIScheduleCandReason {
>
>  struct SISchedulerCandidate {
>    // The reason for this candidate.
> -  SIScheduleCandReason Reason;
> +  SIScheduleCandReason Reason = NoCand;
>
>    // Set of reasons that apply to multiple candidates.
> -  uint32_t RepeatReasonSet;
> +  uint32_t RepeatReasonSet = 0;
>
> -  SISchedulerCandidate()
> -    :  Reason(NoCand), RepeatReasonSet(0) {}
> +  SISchedulerCandidate() = default;
>
>    bool isRepeat(SIScheduleCandReason R) { return RepeatReasonSet & (1 <<
> R); }
>    void setRepeat(SIScheduleCandReason R) { RepeatReasonSet |= (1 << R); }
> @@ -84,8 +83,8 @@ class SIScheduleBlock {
>    std::set<unsigned> LiveInRegs;
>    std::set<unsigned> LiveOutRegs;
>
> -  bool Scheduled;
> -  bool HighLatencyBlock;
> +  bool Scheduled = false;
> +  bool HighLatencyBlock = false;
>
>    std::vector<unsigned> HasLowLatencyNonWaitedParent;
>
> @@ -94,13 +93,12 @@ class SIScheduleBlock {
>
>    std::vector<SIScheduleBlock*> Preds;  // All blocks predecessors.
>    std::vector<SIScheduleBlock*> Succs;  // All blocks successors.
> -  unsigned NumHighLatencySuccessors;
> +  unsigned NumHighLatencySuccessors = 0;
>
>  public:
>    SIScheduleBlock(SIScheduleDAGMI *DAG, SIScheduleBlockCreator *BC,
>                    unsigned ID):
> -    DAG(DAG), BC(BC), TopRPTracker(TopPressure), Scheduled(false),
> -    HighLatencyBlock(false), ID(ID), NumHighLatencySuccessors(0) {}
> +    DAG(DAG), BC(BC), TopRPTracker(TopPressure), ID(ID) {}
>
>    ~SIScheduleBlock() = default;
>
> @@ -213,9 +211,9 @@ struct SIScheduleBlocks {
>  };
>
>  enum SISchedulerBlockCreatorVariant {
> -    LatenciesAlone,
> -    LatenciesGrouped,
> -    LatenciesAlonePlusConsecutive
> +  LatenciesAlone,
> +  LatenciesGrouped,
> +  LatenciesAlonePlusConsecutive
>  };
>
>  class SIScheduleBlockCreator {
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at lists.llvm.org
> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits
>
-- 
Mike
Sent from phone
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