class FunctionPass;
class InstrForest;
class InstructionNode;
-class IntrinsicLowering;
class MachineCodeForInstruction;
class MachineInstr;
class TargetMachine;
extern bool ThisIsAChainRule (int eruleno);
-//************************ Exported Functions ******************************/
-
//---------------------------------------------------------------------------
// Function: createInstructionSelectionPass
// Return a pass that performs machine dependent instruction selection.
//---------------------------------------------------------------------------
-FunctionPass *createInstructionSelectionPass(TargetMachine &Target,
- IntrinsicLowering &IL);
-
+FunctionPass *createInstructionSelectionPass(TargetMachine &Target);
-//************************ Exported Data Types *****************************/
//---------------------------------------------------------------------------
#ifndef LLVM_INTRINSICLOWERING_H
#define LLVM_INTRINSICLOWERING_H
+#include "llvm/Intrinsics.h"
+
namespace llvm {
class CallInst;
#ifndef LLVM_INTRINSICLOWERING_H
#define LLVM_INTRINSICLOWERING_H
+#include "llvm/Intrinsics.h"
+
namespace llvm {
class CallInst;
class FunctionPassManager;
class PassManager;
class Pass;
+class IntrinsicLowering;
//===----------------------------------------------------------------------===//
///
///
class TargetMachine {
const std::string Name;
- const TargetData DataLayout; // Calculates type size & alignment
+ const TargetData DataLayout; // Calculates type size & alignment
+ IntrinsicLowering *IL; // Specifies how to lower intrinsic calls
TargetMachine(const TargetMachine&); // DO NOT IMPLEMENT
void operator=(const TargetMachine&); // DO NOT IMPLEMENT
-protected:
- TargetMachine(const std::string &name, // Can only create subclasses...
+protected: // Can only create subclasses...
+ TargetMachine(const std::string &name, IntrinsicLowering *IL,
bool LittleEndian = false,
unsigned char PtrSize = 8, unsigned char PtrAl = 8,
unsigned char DoubleAl = 8, unsigned char FloatAl = 4,
unsigned char LongAl = 8, unsigned char IntAl = 4,
- unsigned char ShortAl = 2, unsigned char ByteAl = 1)
- : Name(name), DataLayout(name, LittleEndian,
- PtrSize, PtrAl, DoubleAl, FloatAl, LongAl,
- IntAl, ShortAl, ByteAl) {}
+ unsigned char ShortAl = 2, unsigned char ByteAl = 1);
public:
- virtual ~TargetMachine() {}
+ virtual ~TargetMachine();
const std::string &getName() const { return Name; }
+
+ // getIntrinsicLowering - This method returns a reference to an
+ // IntrinsicLowering instance which should be used by the code generator to
+ // lower unknown intrinsic functions to the equivalent LLVM expansion.
+ IntrinsicLowering &getIntrinsicLowering() const { return *IL; }
// Interfaces to the major aspects of target machine information:
// -- Instruction opcode and operand information
#include "llvm/CodeGen/InstrSelection.h"
#include "llvm/Function.h"
-#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicLowering.h"
#include "llvm/iPHINode.h"
#include "llvm/iOther.h"
//
class InstructionSelection : public FunctionPass {
TargetMachine &Target;
- IntrinsicLowering &IL;
void InsertCodeForPhis(Function &F);
void InsertPhiElimInstructions(BasicBlock *BB,
const std::vector<MachineInstr*>& CpVec);
void PostprocessMachineCodeForTree(InstructionNode* instrNode,
int ruleForNode, short* nts);
public:
- InstructionSelection(TargetMachine &TM, IntrinsicLowering &il)
- : Target(TM), IL(il) {}
+ InstructionSelection(TargetMachine &TM) : Target(TM) {}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesCFG();
default:
// All other intrinsic calls we must lower.
Instruction *Before = CI->getPrev();
- IL.LowerIntrinsicCall(CI);
+ Target.getIntrinsicLowering().LowerIntrinsicCall(CI);
if (Before) { // Move iterator to instruction after call
I = Before; ++I;
} else {
// createInstructionSelectionPass - Public entrypoint for instruction selection
// and this file as a whole...
//
-FunctionPass *llvm::createInstructionSelectionPass(TargetMachine &T,
- IntrinsicLowering &IL) {
- return new InstructionSelection(T, IL);
+FunctionPass *llvm::createInstructionSelectionPass(TargetMachine &TM) {
+ return new InstructionSelection(TM);
}
#include "llvm/IntrinsicLowering.h"
#include "llvm/Constant.h"
-#include "llvm/Intrinsics.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
#include "llvm/iOther.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Instructions.h"
#include "llvm/IntrinsicLowering.h"
-#include "llvm/Intrinsics.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
#include "Support/Statistic.h"
#include "Support/Debug.h"
#include "llvm/CodeGen/InstrSelection.h"
#include "llvm/Function.h"
-#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicLowering.h"
#include "llvm/iPHINode.h"
#include "llvm/iOther.h"
//
class InstructionSelection : public FunctionPass {
TargetMachine &Target;
- IntrinsicLowering &IL;
void InsertCodeForPhis(Function &F);
void InsertPhiElimInstructions(BasicBlock *BB,
const std::vector<MachineInstr*>& CpVec);
void PostprocessMachineCodeForTree(InstructionNode* instrNode,
int ruleForNode, short* nts);
public:
- InstructionSelection(TargetMachine &TM, IntrinsicLowering &il)
- : Target(TM), IL(il) {}
+ InstructionSelection(TargetMachine &TM) : Target(TM) {}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesCFG();
default:
// All other intrinsic calls we must lower.
Instruction *Before = CI->getPrev();
- IL.LowerIntrinsicCall(CI);
+ Target.getIntrinsicLowering().LowerIntrinsicCall(CI);
if (Before) { // Move iterator to instruction after call
I = Before; ++I;
} else {
// createInstructionSelectionPass - Public entrypoint for instruction selection
// and this file as a whole...
//
-FunctionPass *llvm::createInstructionSelectionPass(TargetMachine &T,
- IntrinsicLowering &IL) {
- return new InstructionSelection(T, IL);
+FunctionPass *llvm::createInstructionSelectionPass(TargetMachine &TM) {
+ return new InstructionSelection(TM);
}
namespace llvm {
class TargetMachine;
- class IntrinsicLowering;
class SparcJITInfo : public TargetJITInfo {
TargetMachine &TM;
- IntrinsicLowering &IL;
public:
- SparcJITInfo(TargetMachine &tm, IntrinsicLowering &il) : TM(tm), IL(il) {}
+ SparcJITInfo(TargetMachine &tm) : TM(tm) {}
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this
SparcTargetMachine::SparcTargetMachine(IntrinsicLowering *il)
- : TargetMachine("UltraSparc-Native", false),
- IL(il ? il : new DefaultIntrinsicLowering()),
+ : TargetMachine("UltraSparc-Native", il, false),
schedInfo(*this),
regInfo(*this),
frameInfo(*this),
cacheInfo(*this),
- jitInfo(*this, *IL) {
-}
-
-SparcTargetMachine::~SparcTargetMachine() {
- delete IL;
+ jitInfo(*this) {
}
// addPassesToEmitAssembly - This method controls the entire code generation
PM.add(new PrintFunctionPass("Input code to instr. selection:\n",
&std::cerr));
- PM.add(createInstructionSelectionPass(*this, *IL));
+ PM.add(createInstructionSelectionPass(*this));
if (!DisableSched)
PM.add(createInstructionSchedulingWithSSAPass(*this));
//PM.add(createLICMPass());
//PM.add(createGCSEPass());
- PM.add(createInstructionSelectionPass(TM, IL));
+ PM.add(createInstructionSelectionPass(TM));
PM.add(getRegisterAllocator(TM));
PM.add(createPrologEpilogInsertionPass());
namespace llvm {
class PassManager;
- class IntrinsicLowering;
class SparcTargetMachine : public TargetMachine {
- IntrinsicLowering *IL;
SparcInstrInfo instrInfo;
SparcSchedInfo schedInfo;
SparcRegInfo regInfo;
SparcJITInfo jitInfo;
public:
SparcTargetMachine(IntrinsicLowering *IL);
- ~SparcTargetMachine();
virtual const TargetInstrInfo &getInstrInfo() const { return instrInfo; }
virtual const TargetSchedInfo &getSchedInfo() const { return schedInfo; }
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetCacheInfo.h"
#include "llvm/Type.h"
-
-namespace llvm {
+#include "llvm/IntrinsicLowering.h"
+using namespace llvm;
//---------------------------------------------------------------------------
-// class TargetMachine
-//
-// Purpose:
-// Machine description.
-//
-//---------------------------------------------------------------------------
+// TargetMachine Class
+//
+TargetMachine::TargetMachine(const std::string &name, IntrinsicLowering *il,
+ bool LittleEndian,
+ unsigned char PtrSize, unsigned char PtrAl,
+ unsigned char DoubleAl, unsigned char FloatAl,
+ unsigned char LongAl, unsigned char IntAl,
+ unsigned char ShortAl, unsigned char ByteAl)
+ : Name(name), DataLayout(name, LittleEndian,
+ PtrSize, PtrAl, DoubleAl, FloatAl, LongAl,
+ IntAl, ShortAl, ByteAl) {
+ IL = il ? il : new DefaultIntrinsicLowering();
+}
+
+
+
+TargetMachine::~TargetMachine() {
+ delete IL;
+}
+
+
-// function TargetMachine::findOptimalStorageSize
-//
unsigned TargetMachine::findOptimalStorageSize(const Type *Ty) const {
// All integer types smaller than ints promote to 4 byte integers.
if (Ty->isIntegral() && Ty->getPrimitiveSize() < 4)
//---------------------------------------------------------------------------
-// class TargetCacheInfo
-//
-// Purpose:
-// Describes properties of the target cache architecture.
-//---------------------------------------------------------------------------
+// TargetCacheInfo Class
+//
void TargetCacheInfo::Initialize() {
numLevels = 2;
cacheSizes.push_back(1 << 15); cacheSizes.push_back(1 << 20);
cacheAssoc.push_back(1); cacheAssoc.push_back(4);
}
-
-} // End llvm namespace
/// into a machine code representation using pattern matching and a machine
/// description file.
///
-FunctionPass *llvm::createX86PatternInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL) {
+FunctionPass *llvm::createX86PatternInstructionSelector(TargetMachine &TM) {
return new ISel(TM);
}
#include "llvm/DerivedTypes.h"
#include "llvm/Function.h"
#include "llvm/Instructions.h"
-#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicLowering.h"
#include "llvm/Pass.h"
#include "llvm/CodeGen/MachineConstantPool.h"
namespace {
struct ISel : public FunctionPass, InstVisitor<ISel> {
TargetMachine &TM;
- IntrinsicLowering &IL;
MachineFunction *F; // The function we are compiling into
MachineBasicBlock *BB; // The current MBB we are compiling
int VarArgsFrameIndex; // FrameIndex for start of varargs area
// MBBMap - Mapping between LLVM BB -> Machine BB
std::map<const BasicBlock*, MachineBasicBlock*> MBBMap;
- ISel(TargetMachine &tm, IntrinsicLowering &il)
- : TM(tm), IL(il), F(0), BB(0) {}
+ ISel(TargetMachine &tm) : TM(tm), F(0), BB(0) {}
/// runOnFunction - Top level implementation of instruction selection for
/// the entire function.
default:
// All other intrinsic calls we must lower.
Instruction *Before = CI->getPrev();
- IL.LowerIntrinsicCall(CI);
+ TM.getIntrinsicLowering().LowerIntrinsicCall(CI);
if (Before) { // Move iterator to instruction after call
I = Before; ++I;
} else {
/// into a machine code representation is a very simple peep-hole fashion. The
/// generated code sucks but the implementation is nice and simple.
///
-FunctionPass *llvm::createX86SimpleInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL) {
- return new ISel(TM, IL);
+FunctionPass *llvm::createX86SimpleInstructionSelector(TargetMachine &TM) {
+ return new ISel(TM);
}
/// into a machine code representation in a very simple peep-hole fashion. The
/// generated code sucks but the implementation is nice and simple.
///
-FunctionPass *createX86SimpleInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL);
+FunctionPass *createX86SimpleInstructionSelector(TargetMachine &TM);
/// createX86PatternInstructionSelector - This pass converts an LLVM function
/// into a machine code representation using pattern matching and a machine
/// description file.
///
-FunctionPass *createX86PatternInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL);
+FunctionPass *createX86PatternInstructionSelector(TargetMachine &TM);
/// createX86SSAPeepholeOptimizerPass - Create a pass to perform SSA-based X86
/// specific peephole optimizations.
/// into a machine code representation using pattern matching and a machine
/// description file.
///
-FunctionPass *llvm::createX86PatternInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL) {
+FunctionPass *llvm::createX86PatternInstructionSelector(TargetMachine &TM) {
return new ISel(TM);
}
#include "llvm/DerivedTypes.h"
#include "llvm/Function.h"
#include "llvm/Instructions.h"
-#include "llvm/Intrinsics.h"
#include "llvm/IntrinsicLowering.h"
#include "llvm/Pass.h"
#include "llvm/CodeGen/MachineConstantPool.h"
namespace {
struct ISel : public FunctionPass, InstVisitor<ISel> {
TargetMachine &TM;
- IntrinsicLowering &IL;
MachineFunction *F; // The function we are compiling into
MachineBasicBlock *BB; // The current MBB we are compiling
int VarArgsFrameIndex; // FrameIndex for start of varargs area
// MBBMap - Mapping between LLVM BB -> Machine BB
std::map<const BasicBlock*, MachineBasicBlock*> MBBMap;
- ISel(TargetMachine &tm, IntrinsicLowering &il)
- : TM(tm), IL(il), F(0), BB(0) {}
+ ISel(TargetMachine &tm) : TM(tm), F(0), BB(0) {}
/// runOnFunction - Top level implementation of instruction selection for
/// the entire function.
default:
// All other intrinsic calls we must lower.
Instruction *Before = CI->getPrev();
- IL.LowerIntrinsicCall(CI);
+ TM.getIntrinsicLowering().LowerIntrinsicCall(CI);
if (Before) { // Move iterator to instruction after call
I = Before; ++I;
} else {
/// into a machine code representation is a very simple peep-hole fashion. The
/// generated code sucks but the implementation is nice and simple.
///
-FunctionPass *llvm::createX86SimpleInstructionSelector(TargetMachine &TM,
- IntrinsicLowering &IL) {
- return new ISel(TM, IL);
+FunctionPass *llvm::createX86SimpleInstructionSelector(TargetMachine &TM) {
+ return new ISel(TM);
}
class X86JITInfo : public TargetJITInfo {
TargetMachine &TM;
- IntrinsicLowering &IL;
public:
- X86JITInfo(TargetMachine &tm, IntrinsicLowering &il) : TM(tm), IL(il) {}
+ X86JITInfo(TargetMachine &tm) : TM(tm) {}
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this
/// overwriting OLD with a branch to NEW. This is used for self-modifying
/// code.
///
- virtual void replaceMachineCodeForFunction (void *Old, void *New);
+ virtual void replaceMachineCodeForFunction(void *Old, void *New);
/// getJITStubForFunction - Create or return a stub for the specified
/// function. This stub acts just like the specified function, except that
/// X86TargetMachine ctor - Create an ILP32 architecture model
///
-X86TargetMachine::X86TargetMachine(const Module &M, IntrinsicLowering *il)
- : TargetMachine("X86", true, 4, 4, 4, 4, 4),
- IL(il ? il : new DefaultIntrinsicLowering()),
+X86TargetMachine::X86TargetMachine(const Module &M, IntrinsicLowering *IL)
+ : TargetMachine("X86", IL, true, 4, 4, 4, 4, 4),
FrameInfo(TargetFrameInfo::StackGrowsDown, 8/*16 for SSE*/, 4),
- JITInfo(*this, *IL) {
-}
-
-X86TargetMachine::~X86TargetMachine() {
- delete IL;
+ JITInfo(*this) {
}
PM.add(createCFGSimplificationPass());
if (NoPatternISel)
- PM.add(createX86SimpleInstructionSelector(*this, *IL));
+ PM.add(createX86SimpleInstructionSelector(*this));
else
- PM.add(createX86PatternInstructionSelector(*this, *IL));
+ PM.add(createX86PatternInstructionSelector(*this));
// Run optional SSA-based machine code optimizations next...
if (!NoSSAPeephole)
PM.add(createCFGSimplificationPass());
if (NoPatternISel)
- PM.add(createX86SimpleInstructionSelector(TM, IL));
+ PM.add(createX86SimpleInstructionSelector(TM));
else
- PM.add(createX86PatternInstructionSelector(TM, IL));
+ PM.add(createX86PatternInstructionSelector(TM));
// Run optional SSA-based machine code optimizations next...
if (!NoSSAPeephole)
class IntrinsicLowering;
class X86TargetMachine : public TargetMachine {
- IntrinsicLowering *IL;
X86InstrInfo InstrInfo;
TargetFrameInfo FrameInfo;
X86JITInfo JITInfo;
public:
X86TargetMachine(const Module &M, IntrinsicLowering *IL);
- ~X86TargetMachine();
virtual const X86InstrInfo &getInstrInfo() const { return InstrInfo; }
virtual const TargetFrameInfo &getFrameInfo() const { return FrameInfo; }
#include "llvm/IntrinsicLowering.h"
#include "llvm/Constant.h"
-#include "llvm/Intrinsics.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
#include "llvm/iOther.h"
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