#include "X86MachineFunctionInfo.h"
#include "X86TargetMachine.h"
#include "llvm/ADT/SmallString.h"
-#include "llvm/Assembly/Writer.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/MachineModuleInfoImpls.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Type.h"
+#include "llvm/IR/Writer.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
bool X86AsmPrinter::runOnMachineFunction(MachineFunction &MF) {
SetupMachineFunction(MF);
- if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho()) {
+ if (Subtarget->isTargetCOFF()) {
bool Intrn = MF.getFunction()->hasInternalLinkage();
OutStreamer.BeginCOFFSymbolDef(CurrentFnSym);
OutStreamer.EmitCOFFSymbolStorageClass(Intrn ? COFF::IMAGE_SYM_CLASS_STATIC
/// printSymbolOperand - Print a raw symbol reference operand. This handles
/// jump tables, constant pools, global address and external symbols, all of
/// which print to a label with various suffixes for relocation types etc.
-void X86AsmPrinter::printSymbolOperand(const MachineOperand &MO,
- raw_ostream &O) {
+static void printSymbolOperand(X86AsmPrinter &P, const MachineOperand &MO,
+ raw_ostream &O) {
switch (MO.getType()) {
default: llvm_unreachable("unknown symbol type!");
- case MachineOperand::MO_JumpTableIndex:
- O << *GetJTISymbol(MO.getIndex());
- break;
case MachineOperand::MO_ConstantPoolIndex:
- O << *GetCPISymbol(MO.getIndex());
- printOffset(MO.getOffset(), O);
+ O << *P.GetCPISymbol(MO.getIndex());
+ P.printOffset(MO.getOffset(), O);
break;
case MachineOperand::MO_GlobalAddress: {
const GlobalValue *GV = MO.getGlobal();
MCSymbol *GVSym;
if (MO.getTargetFlags() == X86II::MO_DARWIN_STUB)
- GVSym = GetSymbolWithGlobalValueBase(GV, "$stub");
+ GVSym = P.getSymbolWithGlobalValueBase(GV, "$stub");
else if (MO.getTargetFlags() == X86II::MO_DARWIN_NONLAZY ||
MO.getTargetFlags() == X86II::MO_DARWIN_NONLAZY_PIC_BASE ||
MO.getTargetFlags() == X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE)
- GVSym = GetSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
+ GVSym = P.getSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
else
- GVSym = getSymbol(GV);
+ GVSym = P.getSymbol(GV);
// Handle dllimport linkage.
if (MO.getTargetFlags() == X86II::MO_DLLIMPORT)
- GVSym = OutContext.GetOrCreateSymbol(Twine("__imp_") + GVSym->getName());
+ GVSym =
+ P.OutContext.GetOrCreateSymbol(Twine("__imp_") + GVSym->getName());
if (MO.getTargetFlags() == X86II::MO_DARWIN_NONLAZY ||
MO.getTargetFlags() == X86II::MO_DARWIN_NONLAZY_PIC_BASE) {
- MCSymbol *Sym = GetSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
+ MCSymbol *Sym = P.getSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
MachineModuleInfoImpl::StubValueTy &StubSym =
- MMI->getObjFileInfo<MachineModuleInfoMachO>().getGVStubEntry(Sym);
+ P.MMI->getObjFileInfo<MachineModuleInfoMachO>().getGVStubEntry(Sym);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(getSymbol(GV), !GV->hasInternalLinkage());
+ StubValueTy(P.getSymbol(GV), !GV->hasInternalLinkage());
} else if (MO.getTargetFlags() == X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE){
- MCSymbol *Sym = GetSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
+ MCSymbol *Sym = P.getSymbolWithGlobalValueBase(GV, "$non_lazy_ptr");
MachineModuleInfoImpl::StubValueTy &StubSym =
- MMI->getObjFileInfo<MachineModuleInfoMachO>().getHiddenGVStubEntry(Sym);
+ P.MMI->getObjFileInfo<MachineModuleInfoMachO>().getHiddenGVStubEntry(
+ Sym);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(getSymbol(GV), !GV->hasInternalLinkage());
+ StubValueTy(P.getSymbol(GV), !GV->hasInternalLinkage());
} else if (MO.getTargetFlags() == X86II::MO_DARWIN_STUB) {
- MCSymbol *Sym = GetSymbolWithGlobalValueBase(GV, "$stub");
+ MCSymbol *Sym = P.getSymbolWithGlobalValueBase(GV, "$stub");
MachineModuleInfoImpl::StubValueTy &StubSym =
- MMI->getObjFileInfo<MachineModuleInfoMachO>().getFnStubEntry(Sym);
+ P.MMI->getObjFileInfo<MachineModuleInfoMachO>().getFnStubEntry(Sym);
if (StubSym.getPointer() == 0)
StubSym = MachineModuleInfoImpl::
- StubValueTy(getSymbol(GV), !GV->hasInternalLinkage());
+ StubValueTy(P.getSymbol(GV), !GV->hasInternalLinkage());
}
// If the name begins with a dollar-sign, enclose it in parens. We do this
O << *GVSym;
else
O << '(' << *GVSym << ')';
- printOffset(MO.getOffset(), O);
- break;
- }
- case MachineOperand::MO_ExternalSymbol: {
- const MCSymbol *SymToPrint;
- if (MO.getTargetFlags() == X86II::MO_DARWIN_STUB) {
- SmallString<128> TempNameStr;
- TempNameStr += StringRef(MO.getSymbolName());
- TempNameStr += StringRef("$stub");
-
- MCSymbol *Sym = GetExternalSymbolSymbol(TempNameStr.str());
- MachineModuleInfoImpl::StubValueTy &StubSym =
- MMI->getObjFileInfo<MachineModuleInfoMachO>().getFnStubEntry(Sym);
- if (StubSym.getPointer() == 0) {
- TempNameStr.erase(TempNameStr.end()-5, TempNameStr.end());
- StubSym = MachineModuleInfoImpl::
- StubValueTy(OutContext.GetOrCreateSymbol(TempNameStr.str()),
- true);
- }
- SymToPrint = StubSym.getPointer();
- } else {
- SymToPrint = GetExternalSymbolSymbol(MO.getSymbolName());
- }
-
- // If the name begins with a dollar-sign, enclose it in parens. We do this
- // to avoid having it look like an integer immediate to the assembler.
- if (SymToPrint->getName()[0] != '$')
- O << *SymToPrint;
- else
- O << '(' << *SymToPrint << '(';
+ P.printOffset(MO.getOffset(), O);
break;
}
}
// These affect the name of the symbol, not any suffix.
break;
case X86II::MO_GOT_ABSOLUTE_ADDRESS:
- O << " + [.-" << *MF->getPICBaseSymbol() << ']';
+ O << " + [.-" << *P.MF->getPICBaseSymbol() << ']';
break;
case X86II::MO_PIC_BASE_OFFSET:
case X86II::MO_DARWIN_NONLAZY_PIC_BASE:
case X86II::MO_DARWIN_HIDDEN_NONLAZY_PIC_BASE:
- O << '-' << *MF->getPICBaseSymbol();
+ O << '-' << *P.MF->getPICBaseSymbol();
break;
case X86II::MO_TLSGD: O << "@TLSGD"; break;
case X86II::MO_TLSLD: O << "@TLSLD"; break;
case X86II::MO_PLT: O << "@PLT"; break;
case X86II::MO_TLVP: O << "@TLVP"; break;
case X86II::MO_TLVP_PIC_BASE:
- O << "@TLVP" << '-' << *MF->getPICBaseSymbol();
+ O << "@TLVP" << '-' << *P.MF->getPICBaseSymbol();
break;
case X86II::MO_SECREL: O << "@SECREL32"; break;
}
}
+static void printOperand(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned OpNo, raw_ostream &O,
+ const char *Modifier = 0, unsigned AsmVariant = 0);
+
/// printPCRelImm - This is used to print an immediate value that ends up
/// being encoded as a pc-relative value. These print slightly differently, for
/// example, a $ is not emitted.
-void X86AsmPrinter::printPCRelImm(const MachineInstr *MI, unsigned OpNo,
- raw_ostream &O) {
+static void printPCRelImm(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned OpNo, raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
switch (MO.getType()) {
default: llvm_unreachable("Unknown pcrel immediate operand");
case MachineOperand::MO_Register:
// pc-relativeness was handled when computing the value in the reg.
- printOperand(MI, OpNo, O);
+ printOperand(P, MI, OpNo, O);
return;
case MachineOperand::MO_Immediate:
O << MO.getImm();
return;
- case MachineOperand::MO_MachineBasicBlock:
- O << *MO.getMBB()->getSymbol();
- return;
case MachineOperand::MO_GlobalAddress:
- case MachineOperand::MO_ExternalSymbol:
- printSymbolOperand(MO, O);
+ printSymbolOperand(P, MO, O);
return;
}
}
-
-void X86AsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
- raw_ostream &O, const char *Modifier,
- unsigned AsmVariant) {
+static void printOperand(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned OpNo, raw_ostream &O, const char *Modifier,
+ unsigned AsmVariant) {
const MachineOperand &MO = MI->getOperand(OpNo);
switch (MO.getType()) {
default: llvm_unreachable("unknown operand type!");
O << MO.getImm();
return;
- case MachineOperand::MO_JumpTableIndex:
- case MachineOperand::MO_ConstantPoolIndex:
- case MachineOperand::MO_GlobalAddress:
- case MachineOperand::MO_ExternalSymbol: {
+ case MachineOperand::MO_GlobalAddress: {
if (AsmVariant == 0) O << '$';
- printSymbolOperand(MO, O);
+ printSymbolOperand(P, MO, O);
break;
}
}
}
-void X86AsmPrinter::printLeaMemReference(const MachineInstr *MI, unsigned Op,
- raw_ostream &O, const char *Modifier) {
+static void printLeaMemReference(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned Op, raw_ostream &O,
+ const char *Modifier = NULL) {
const MachineOperand &BaseReg = MI->getOperand(Op);
const MachineOperand &IndexReg = MI->getOperand(Op+2);
const MachineOperand &DispSpec = MI->getOperand(Op+3);
// HasParenPart - True if we will print out the () part of the mem ref.
bool HasParenPart = IndexReg.getReg() || HasBaseReg;
- if (DispSpec.isImm()) {
+ switch (DispSpec.getType()) {
+ default:
+ llvm_unreachable("unknown operand type!");
+ case MachineOperand::MO_Immediate: {
int DispVal = DispSpec.getImm();
if (DispVal || !HasParenPart)
O << DispVal;
- } else {
- assert(DispSpec.isGlobal() || DispSpec.isCPI() ||
- DispSpec.isJTI() || DispSpec.isSymbol());
- printSymbolOperand(MI->getOperand(Op+3), O);
+ break;
+ }
+ case MachineOperand::MO_GlobalAddress:
+ case MachineOperand::MO_ConstantPoolIndex:
+ printSymbolOperand(P, MI->getOperand(Op + 3), O);
}
if (Modifier && strcmp(Modifier, "H") == 0)
O << '(';
if (HasBaseReg)
- printOperand(MI, Op, O, Modifier);
+ printOperand(P, MI, Op, O, Modifier);
if (IndexReg.getReg()) {
O << ',';
- printOperand(MI, Op+2, O, Modifier);
+ printOperand(P, MI, Op+2, O, Modifier);
unsigned ScaleVal = MI->getOperand(Op+1).getImm();
if (ScaleVal != 1)
O << ',' << ScaleVal;
}
}
-void X86AsmPrinter::printMemReference(const MachineInstr *MI, unsigned Op,
- raw_ostream &O, const char *Modifier) {
+static void printMemReference(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned Op, raw_ostream &O,
+ const char *Modifier = NULL) {
assert(isMem(MI, Op) && "Invalid memory reference!");
const MachineOperand &Segment = MI->getOperand(Op+4);
if (Segment.getReg()) {
- printOperand(MI, Op+4, O, Modifier);
+ printOperand(P, MI, Op+4, O, Modifier);
O << ':';
}
- printLeaMemReference(MI, Op, O, Modifier);
+ printLeaMemReference(P, MI, Op, O, Modifier);
}
-void X86AsmPrinter::printIntelMemReference(const MachineInstr *MI, unsigned Op,
- raw_ostream &O, const char *Modifier,
- unsigned AsmVariant){
+static void printIntelMemReference(X86AsmPrinter &P, const MachineInstr *MI,
+ unsigned Op, raw_ostream &O,
+ const char *Modifier = NULL,
+ unsigned AsmVariant = 1) {
const MachineOperand &BaseReg = MI->getOperand(Op);
unsigned ScaleVal = MI->getOperand(Op+1).getImm();
const MachineOperand &IndexReg = MI->getOperand(Op+2);
// If this has a segment register, print it.
if (SegReg.getReg()) {
- printOperand(MI, Op+4, O, Modifier, AsmVariant);
+ printOperand(P, MI, Op+4, O, Modifier, AsmVariant);
O << ':';
}
bool NeedPlus = false;
if (BaseReg.getReg()) {
- printOperand(MI, Op, O, Modifier, AsmVariant);
+ printOperand(P, MI, Op, O, Modifier, AsmVariant);
NeedPlus = true;
}
if (NeedPlus) O << " + ";
if (ScaleVal != 1)
O << ScaleVal << '*';
- printOperand(MI, Op+2, O, Modifier, AsmVariant);
+ printOperand(P, MI, Op+2, O, Modifier, AsmVariant);
NeedPlus = true;
}
if (!DispSpec.isImm()) {
if (NeedPlus) O << " + ";
- printOperand(MI, Op+3, O, Modifier, AsmVariant);
+ printOperand(P, MI, Op+3, O, Modifier, AsmVariant);
} else {
int64_t DispVal = DispSpec.getImm();
if (DispVal || (!IndexReg.getReg() && !BaseReg.getReg())) {
O << ']';
}
-bool X86AsmPrinter::printAsmMRegister(const MachineOperand &MO, char Mode,
- raw_ostream &O) {
+static bool printAsmMRegister(X86AsmPrinter &P, const MachineOperand &MO,
+ char Mode, raw_ostream &O) {
unsigned Reg = MO.getReg();
switch (Mode) {
default: return true; // Unknown mode.
Reg = getX86SubSuperRegister(Reg, MVT::i32);
break;
case 'q': // Print DImode register
+ // FIXME: gcc will actually print e instead of r for 32-bit.
Reg = getX86SubSuperRegister(Reg, MVT::i64);
break;
}
// See if this is a generic print operand
return AsmPrinter::PrintAsmOperand(MI, OpNo, AsmVariant, ExtraCode, O);
case 'a': // This is an address. Currently only 'i' and 'r' are expected.
- if (MO.isImm()) {
+ switch (MO.getType()) {
+ default:
+ return true;
+ case MachineOperand::MO_Immediate:
O << MO.getImm();
return false;
- }
- if (MO.isGlobal() || MO.isCPI() || MO.isJTI() || MO.isSymbol()) {
- printSymbolOperand(MO, O);
+ case MachineOperand::MO_ConstantPoolIndex:
+ case MachineOperand::MO_JumpTableIndex:
+ case MachineOperand::MO_ExternalSymbol:
+ llvm_unreachable("unexpected operand type!");
+ case MachineOperand::MO_GlobalAddress:
+ printSymbolOperand(*this, MO, O);
if (Subtarget->isPICStyleRIPRel())
O << "(%rip)";
return false;
- }
- if (MO.isReg()) {
+ case MachineOperand::MO_Register:
O << '(';
- printOperand(MI, OpNo, O);
+ printOperand(*this, MI, OpNo, O);
O << ')';
return false;
}
- return true;
case 'c': // Don't print "$" before a global var name or constant.
- if (MO.isImm())
+ switch (MO.getType()) {
+ default:
+ printOperand(*this, MI, OpNo, O);
+ break;
+ case MachineOperand::MO_Immediate:
O << MO.getImm();
- else if (MO.isGlobal() || MO.isCPI() || MO.isJTI() || MO.isSymbol())
- printSymbolOperand(MO, O);
- else
- printOperand(MI, OpNo, O);
+ break;
+ case MachineOperand::MO_ConstantPoolIndex:
+ case MachineOperand::MO_JumpTableIndex:
+ case MachineOperand::MO_ExternalSymbol:
+ llvm_unreachable("unexpected operand type!");
+ case MachineOperand::MO_GlobalAddress:
+ printSymbolOperand(*this, MO, O);
+ break;
+ }
return false;
case 'A': // Print '*' before a register (it must be a register)
if (MO.isReg()) {
O << '*';
- printOperand(MI, OpNo, O);
+ printOperand(*this, MI, OpNo, O);
return false;
}
return true;
case 'k': // Print SImode register
case 'q': // Print DImode register
if (MO.isReg())
- return printAsmMRegister(MO, ExtraCode[0], O);
- printOperand(MI, OpNo, O);
+ return printAsmMRegister(*this, MO, ExtraCode[0], O);
+ printOperand(*this, MI, OpNo, O);
return false;
case 'P': // This is the operand of a call, treat specially.
- printPCRelImm(MI, OpNo, O);
+ printPCRelImm(*this, MI, OpNo, O);
return false;
case 'n': // Negate the immediate or print a '-' before the operand.
}
}
- printOperand(MI, OpNo, O, /*Modifier*/ 0, AsmVariant);
+ printOperand(*this, MI, OpNo, O, /*Modifier*/ 0, AsmVariant);
return false;
}
const char *ExtraCode,
raw_ostream &O) {
if (AsmVariant) {
- printIntelMemReference(MI, OpNo, O);
+ printIntelMemReference(*this, MI, OpNo, O);
return false;
}
// These only apply to registers, ignore on mem.
break;
case 'H':
- printMemReference(MI, OpNo, O, "H");
+ printMemReference(*this, MI, OpNo, O, "H");
return false;
case 'P': // Don't print @PLT, but do print as memory.
- printMemReference(MI, OpNo, O, "no-rip");
+ printMemReference(*this, MI, OpNo, O, "no-rip");
return false;
}
}
- printMemReference(MI, OpNo, O);
+ printMemReference(*this, MI, OpNo, O);
return false;
}
void X86AsmPrinter::EmitStartOfAsmFile(Module &M) {
- if (Subtarget->isTargetEnvMacho())
+ if (Subtarget->isTargetMacho())
OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
if (Subtarget->isTargetCOFF()) {
// cause the process to terminate immediately. LLVM does not know how to
// register any SEH handlers, so its object files should be safe.
S->setAbsolute();
+ OutStreamer.EmitSymbolAttribute(S, MCSA_Global);
OutStreamer.EmitAssignment(
S, MCConstantExpr::Create(int64_t(1), MMI->getContext()));
}
void X86AsmPrinter::EmitEndOfAsmFile(Module &M) {
- if (Subtarget->isTargetEnvMacho()) {
+ if (Subtarget->isTargetMacho()) {
// All darwin targets use mach-o.
MachineModuleInfoMachO &MMIMacho =
MMI->getObjFileInfo<MachineModuleInfoMachO>();
OutStreamer.AddBlankLine();
}
+ SM.serializeToStackMapSection();
+
// Funny Darwin hack: This flag tells the linker that no global symbols
// contain code that falls through to other global symbols (e.g. the obvious
// implementation of multiple entry points). If this doesn't occur, the
OutStreamer.EmitSymbolAttribute(S, MCSA_Global);
}
- if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho()) {
+ if (Subtarget->isTargetCOFF()) {
X86COFFMachineModuleInfo &COFFMMI =
MMI->getObjFileInfo<X86COFFMachineModuleInfo>();