//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
+#include "llvm/DerivedTypes.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/SSARegMap.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetFrameInfo.h"
#include "llvm/Function.h"
#include "llvm/Instructions.h"
-#include "llvm/Support/LeakDetector.h"
-#include "llvm/Support/GraphWriter.h"
#include "llvm/Support/Compiler.h"
+#include "llvm/Support/GraphWriter.h"
+#include "llvm/Support/LeakDetector.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/Config/config.h"
#include <fstream>
-#include <iostream>
#include <sstream>
-
using namespace llvm;
static AnnotationID MF_AID(
namespace {
struct VISIBILITY_HIDDEN Printer : public MachineFunctionPass {
+ static char ID;
+
std::ostream *OS;
const std::string Banner;
- Printer (std::ostream *_OS, const std::string &_Banner) :
- OS (_OS), Banner (_Banner) { }
+ Printer (std::ostream *_OS, const std::string &_Banner)
+ : MachineFunctionPass((intptr_t)&ID), OS (_OS), Banner (_Banner) { }
const char *getPassName() const { return "MachineFunction Printer"; }
return false;
}
};
+ char Printer::ID = 0;
}
/// Returns a newly-created MachineFunction Printer pass. The default output
namespace {
struct VISIBILITY_HIDDEN Deleter : public MachineFunctionPass {
+ static char ID;
+ Deleter() : MachineFunctionPass((intptr_t)&ID) {}
+
const char *getPassName() const { return "Machine Code Deleter"; }
bool runOnMachineFunction(MachineFunction &MF) {
return true;
}
};
+ char Deleter::ID = 0;
}
/// MachineCodeDeletion Pass - This pass deletes all of the machine code for
MachineFunction::MachineFunction(const Function *F,
const TargetMachine &TM)
- : Annotation(MF_AID), Fn(F), Target(TM), UsedPhysRegs(0) {
+ : Annotation(MF_AID), Fn(F), Target(TM) {
SSARegMapping = new SSARegMap();
MFInfo = 0;
FrameInfo = new MachineFrameInfo();
ConstantPool = new MachineConstantPool(TM.getTargetData());
- JumpTableInfo = new MachineJumpTableInfo(TM.getTargetData());
+ UsedPhysRegs.resize(TM.getRegisterInfo()->getNumRegs());
+
+ // Set up jump table.
+ const TargetData &TD = *TM.getTargetData();
+ bool IsPic = TM.getRelocationModel() == Reloc::PIC_;
+ unsigned EntrySize = IsPic ? 4 : TD.getPointerSize();
+ unsigned Alignment = IsPic ? TD.getABITypeAlignment(Type::Int32Ty)
+ : TD.getPointerABIAlignment();
+ JumpTableInfo = new MachineJumpTableInfo(EntrySize, Alignment);
+
BasicBlocks.Parent = this;
}
delete FrameInfo;
delete ConstantPool;
delete JumpTableInfo;
- delete[] UsedPhysRegs;
}
// Figure out the block number this should have.
unsigned BlockNo = 0;
- if (MBB != &front()) {
- MachineFunction::iterator I = MBB;
- --I;
- BlockNo = I->getNumber()+1;
- }
+ if (MBBI != begin())
+ BlockNo = prior(MBBI)->getNumber()+1;
for (; MBBI != E; ++MBBI, ++BlockNo) {
if (MBBI->getNumber() != (int)BlockNo) {
}
-void MachineFunction::dump() const { print(std::cerr); }
+void MachineFunction::dump() const { print(*cerr.stream()); }
void MachineFunction::print(std::ostream &OS) const {
OS << "# Machine code for " << Fn->getName () << "():\n";
const MRegisterInfo *MRI = getTarget().getRegisterInfo();
- if (livein_begin() != livein_end()) {
+ if (!livein_empty()) {
OS << "Live Ins:";
for (livein_iterator I = livein_begin(), E = livein_end(); I != E; ++I) {
if (MRI)
}
OS << "\n";
}
- if (liveout_begin() != liveout_end()) {
+ if (!liveout_empty()) {
OS << "Live Outs:";
for (liveout_iterator I = liveout_begin(), E = liveout_end(); I != E; ++I)
if (MRI)
#ifndef NDEBUG
ViewGraph(this, "mf" + getFunction()->getName());
#else
- std::cerr << "SelectionDAG::viewGraph is only available in debug builds on "
- << "systems with Graphviz or gv!\n";
+ cerr << "SelectionDAG::viewGraph is only available in debug builds on "
+ << "systems with Graphviz or gv!\n";
#endif // NDEBUG
}
if (i < NumFixedObjects)
OS << " fixed";
if (i < NumFixedObjects || SO.SPOffset != -1) {
- int Off = SO.SPOffset - ValOffset;
+ int64_t Off = SO.SPOffset - ValOffset;
OS << " at location [SP";
if (Off > 0)
OS << "+" << Off;
}
void MachineFrameInfo::dump(const MachineFunction &MF) const {
- print(MF, std::cerr);
+ print(MF, *cerr.stream());
}
/// or return an existing one.
///
unsigned MachineJumpTableInfo::getJumpTableIndex(
- std::vector<MachineBasicBlock*> &DestBBs) {
+ const std::vector<MachineBasicBlock*> &DestBBs) {
+ assert(!DestBBs.empty() && "Cannot create an empty jump table!");
for (unsigned i = 0, e = JumpTables.size(); i != e; ++i)
if (JumpTables[i].MBBs == DestBBs)
return i;
}
}
-unsigned MachineJumpTableInfo::getEntrySize() const {
- return TD->getPointerSize();
-}
-
-unsigned MachineJumpTableInfo::getAlignment() const {
- return TD->getPointerAlignment();
-}
-
-void MachineJumpTableInfo::dump() const { print(std::cerr); }
+void MachineJumpTableInfo::dump() const { print(*cerr.stream()); }
//===----------------------------------------------------------------------===//
unsigned Offset = 0;
if (!Constants.empty()) {
Offset = Constants.back().getOffset();
- Offset += TD->getTypeSize(Constants.back().getType());
+ Offset += TD->getABITypeSize(Constants.back().getType());
Offset = (Offset+AlignMask)&~AlignMask;
}
unsigned Offset = 0;
if (!Constants.empty()) {
Offset = Constants.back().getOffset();
- Offset += TD->getTypeSize(Constants.back().getType());
+ Offset += TD->getABITypeSize(Constants.back().getType());
Offset = (Offset+AlignMask)&~AlignMask;
}
Constants[i].Val.MachineCPVal->print(OS);
else
OS << *(Value*)Constants[i].Val.ConstVal;
- OS << " , offset=" << Constants[i].Offset;
+ OS << " , offset=" << Constants[i].getOffset();
OS << "\n";
}
}
-void MachineConstantPool::dump() const { print(std::cerr); }
+void MachineConstantPool::dump() const { print(*cerr.stream()); }