//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/DebugInfo.h"
#include "llvm/Function.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/Analysis/ConstantFolding.h"
-#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Support/Debug.h"
-#include "llvm/Target/TargetData.h"
+#include "llvm/DataLayout.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetFrameLowering.h"
RegInfo = 0;
MFInfo = 0;
FrameInfo = new (Allocator) MachineFrameInfo(*TM.getFrameLowering());
- if (Fn->hasFnAttr(Attribute::StackAlignment))
- FrameInfo->setMaxAlignment(Attribute::getStackAlignmentFromAttrs(
- Fn->getAttributes().getFnAttributes()));
- ConstantPool = new (Allocator) MachineConstantPool(TM.getTargetData());
+ if (Fn->getFnAttributes().hasAttribute(Attributes::StackAlignment))
+ FrameInfo->ensureMaxAlignment(Fn->getAttributes().
+ getFnAttributes().getStackAlignment());
+ ConstantPool = new (Allocator) MachineConstantPool(TM.getDataLayout());
Alignment = TM.getTargetLowering()->getMinFunctionAlignment();
// FIXME: Shouldn't use pref alignment if explicit alignment is set on Fn.
- if (!Fn->hasFnAttr(Attribute::OptimizeForSize))
+ if (!Fn->getFnAttributes().hasAttribute(Attributes::OptimizeForSize))
Alignment = std::max(Alignment,
TM.getTargetLowering()->getPrefFunctionAlignment());
FunctionNumber = FunctionNum;
MFInfo->~MachineFunctionInfo();
Allocator.Deallocate(MFInfo);
}
- FrameInfo->~MachineFrameInfo(); Allocator.Deallocate(FrameInfo);
- ConstantPool->~MachineConstantPool(); Allocator.Deallocate(ConstantPool);
-
+
+ FrameInfo->~MachineFrameInfo();
+ Allocator.Deallocate(FrameInfo);
+
+ ConstantPool->~MachineConstantPool();
+ Allocator.Deallocate(ConstantPool);
+
if (JumpTableInfo) {
JumpTableInfo->~MachineJumpTableInfo();
Allocator.Deallocate(JumpTableInfo);
MachineJumpTableInfo *MachineFunction::
getOrCreateJumpTableInfo(unsigned EntryKind) {
if (JumpTableInfo) return JumpTableInfo;
-
+
JumpTableInfo = new (Allocator)
MachineJumpTableInfo((MachineJumpTableInfo::JTEntryKind)EntryKind);
return JumpTableInfo;
MBBI = begin();
else
MBBI = MBB;
-
+
// Figure out the block number this should have.
unsigned BlockNo = 0;
if (MBBI != begin())
BlockNo = prior(MBBI)->getNumber()+1;
-
+
for (; MBBI != E; ++MBBI, ++BlockNo) {
if (MBBI->getNumber() != (int)BlockNo) {
// Remove use of the old number.
"MBB number mismatch!");
MBBNumbering[MBBI->getNumber()] = 0;
}
-
+
// If BlockNo is already taken, set that block's number to -1.
if (MBBNumbering[BlockNo])
MBBNumbering[BlockNo]->setNumber(-1);
MBBNumbering[BlockNo] = MBBI;
MBBI->setNumber(BlockNo);
}
- }
+ }
// Okay, all the blocks are renumbered. If we have compactified the block
// numbering, shrink MBBNumbering now.
MachineMemOperand *
MachineFunction::getMachineMemOperand(MachinePointerInfo PtrInfo, unsigned f,
uint64_t s, unsigned base_alignment,
- const MDNode *TBAAInfo) {
+ const MDNode *TBAAInfo,
+ const MDNode *Ranges) {
return new (Allocator) MachineMemOperand(PtrInfo, f, s, base_alignment,
- TBAAInfo);
+ TBAAInfo, Ranges);
}
MachineMemOperand *
return std::make_pair(Result, Result + Num);
}
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
void MachineFunction::dump() const {
print(dbgs());
}
+#endif
+
+StringRef MachineFunction::getName() const {
+ assert(getFunction() && "No function!");
+ return getFunction()->getName();
+}
void MachineFunction::print(raw_ostream &OS, SlotIndexes *Indexes) const {
- OS << "# Machine code for function " << Fn->getName() << ":\n";
+ OS << "# Machine code for function " << getName() << ": ";
+ if (RegInfo) {
+ OS << (RegInfo->isSSA() ? "SSA" : "Post SSA");
+ if (!RegInfo->tracksLiveness())
+ OS << ", not tracking liveness";
+ }
+ OS << '\n';
// Print Frame Information
FrameInfo->print(*this, OS);
-
+
// Print JumpTable Information
if (JumpTableInfo)
JumpTableInfo->print(OS);
// Print Constant Pool
ConstantPool->print(OS);
-
+
const TargetRegisterInfo *TRI = getTarget().getRegisterInfo();
-
+
if (RegInfo && !RegInfo->livein_empty()) {
OS << "Function Live Ins: ";
for (MachineRegisterInfo::livein_iterator
OS << ' ' << PrintReg(*I, TRI);
OS << '\n';
}
-
+
for (const_iterator BB = begin(), E = end(); BB != E; ++BB) {
OS << '\n';
BB->print(OS, Indexes);
}
- OS << "\n# End machine code for function " << Fn->getName() << ".\n\n";
+ OS << "\n# End machine code for function " << getName() << ".\n\n";
}
namespace llvm {
DOTGraphTraits (bool isSimple=false) : DefaultDOTGraphTraits(isSimple) {}
static std::string getGraphName(const MachineFunction *F) {
- return "CFG for '" + F->getFunction()->getName().str() + "' function";
+ return "CFG for '" + F->getName().str() + "' function";
}
std::string getNodeLabel(const MachineBasicBlock *Node,
void MachineFunction::viewCFG() const
{
#ifndef NDEBUG
- ViewGraph(this, "mf" + getFunction()->getName());
+ ViewGraph(this, "mf" + getName());
#else
errs() << "MachineFunction::viewCFG is only available in debug builds on "
<< "systems with Graphviz or gv!\n";
void MachineFunction::viewCFGOnly() const
{
#ifndef NDEBUG
- ViewGraph(this, "mf" + getFunction()->getName(), true);
+ ViewGraph(this, "mf" + getName(), true);
#else
errs() << "MachineFunction::viewCFGOnly is only available in debug builds on "
<< "systems with Graphviz or gv!\n";
MCSymbol *MachineFunction::getJTISymbol(unsigned JTI, MCContext &Ctx,
bool isLinkerPrivate) const {
assert(JumpTableInfo && "No jump tables");
-
assert(JTI < JumpTableInfo->getJumpTables().size() && "Invalid JTI!");
const MCAsmInfo &MAI = *getTarget().getMCAsmInfo();
-
+
const char *Prefix = isLinkerPrivate ? MAI.getLinkerPrivateGlobalPrefix() :
MAI.getPrivateGlobalPrefix();
SmallString<60> Name;
unsigned StackAlign = TFI.getStackAlignment();
unsigned Align = MinAlign(SPOffset, StackAlign);
Objects.insert(Objects.begin(), StackObject(Size, Align, SPOffset, Immutable,
- /*isSS*/false, false));
+ /*isSS*/ false,
+ /*NeedSP*/ false,
+ /*Alloca*/ 0));
return -++NumFixedObjects;
}
if (!isCalleeSavedInfoValid())
return BV;
- for (const unsigned *CSR = TRI->getCalleeSavedRegs(MF); CSR && *CSR; ++CSR)
+ for (const uint16_t *CSR = TRI->getCalleeSavedRegs(MF); CSR && *CSR; ++CSR)
BV.set(*CSR);
// The entry MBB always has all CSRs pristine.
}
}
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
void MachineFrameInfo::dump(const MachineFunction &MF) const {
print(MF, dbgs());
}
+#endif
//===----------------------------------------------------------------------===//
// MachineJumpTableInfo implementation
//===----------------------------------------------------------------------===//
/// getEntrySize - Return the size of each entry in the jump table.
-unsigned MachineJumpTableInfo::getEntrySize(const TargetData &TD) const {
+unsigned MachineJumpTableInfo::getEntrySize(const DataLayout &TD) const {
// The size of a jump table entry is 4 bytes unless the entry is just the
// address of a block, in which case it is the pointer size.
switch (getEntryKind()) {
- default: llvm_unreachable("Unknown jump table encoding!");
case MachineJumpTableInfo::EK_BlockAddress:
- return TD.getPointerSize();
+ return TD.getPointerSize(0);
case MachineJumpTableInfo::EK_GPRel64BlockAddress:
return 8;
case MachineJumpTableInfo::EK_GPRel32BlockAddress:
case MachineJumpTableInfo::EK_Inline:
return 0;
}
+ llvm_unreachable("Unknown jump table encoding!");
}
/// getEntryAlignment - Return the alignment of each entry in the jump table.
-unsigned MachineJumpTableInfo::getEntryAlignment(const TargetData &TD) const {
+unsigned MachineJumpTableInfo::getEntryAlignment(const DataLayout &TD) const {
// The alignment of a jump table entry is the alignment of int32 unless the
// entry is just the address of a block, in which case it is the pointer
// alignment.
switch (getEntryKind()) {
- default: llvm_unreachable("Unknown jump table encoding!");
case MachineJumpTableInfo::EK_BlockAddress:
- return TD.getPointerABIAlignment();
+ return TD.getPointerABIAlignment(0);
case MachineJumpTableInfo::EK_GPRel64BlockAddress:
return TD.getABIIntegerTypeAlignment(64);
case MachineJumpTableInfo::EK_GPRel32BlockAddress:
case MachineJumpTableInfo::EK_Inline:
return 1;
}
+ llvm_unreachable("Unknown jump table encoding!");
}
/// createJumpTableIndex - Create a new jump table entry in the jump table info.
OS << '\n';
}
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
void MachineJumpTableInfo::dump() const { print(dbgs()); }
+#endif
//===----------------------------------------------------------------------===//
/// CanShareConstantPoolEntry - Test whether the given two constants
/// can be allocated the same constant pool entry.
static bool CanShareConstantPoolEntry(const Constant *A, const Constant *B,
- const TargetData *TD) {
+ const DataLayout *TD) {
// Handle the trivial case quickly.
if (A == B) return true;
// Try constant folding a bitcast of both instructions to an integer. If we
// get two identical ConstantInt's, then we are good to share them. We use
// the constant folding APIs to do this so that we get the benefit of
- // TargetData.
+ // DataLayout.
if (isa<PointerType>(A->getType()))
A = ConstantFoldInstOperands(Instruction::PtrToInt, IntTy,
const_cast<Constant*>(A), TD);
else if (B->getType() != IntTy)
B = ConstantFoldInstOperands(Instruction::BitCast, IntTy,
const_cast<Constant*>(B), TD);
-
+
return A == B;
}
Constants[i].Alignment = Alignment;
return i;
}
-
+
Constants.push_back(MachineConstantPoolEntry(C, Alignment));
return Constants.size()-1;
}
unsigned Alignment) {
assert(Alignment && "Alignment must be specified!");
if (Alignment > PoolAlignment) PoolAlignment = Alignment;
-
+
// Check to see if we already have this constant.
//
// FIXME, this could be made much more efficient for large constant pools.
if (Constants[i].isMachineConstantPoolEntry())
Constants[i].Val.MachineCPVal->print(OS);
else
- OS << *(Value*)Constants[i].Val.ConstVal;
+ OS << *(const Value*)Constants[i].Val.ConstVal;
OS << ", align=" << Constants[i].getAlignment();
OS << "\n";
}
}
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
void MachineConstantPool::dump() const { print(dbgs()); }
+#endif