//===----------------------------------------------------------------------===//
#include "X86AsmPrinter.h"
-#include "AsmPrinter/X86ATTInstPrinter.h"
-#include "AsmPrinter/X86IntelInstPrinter.h"
#include "X86MCInstLower.h"
#include "X86.h"
#include "X86COFFMachineModuleInfo.h"
#include "X86MachineFunctionInfo.h"
#include "X86TargetMachine.h"
+#include "InstPrinter/X86ATTInstPrinter.h"
#include "llvm/CallingConv.h"
+#include "llvm/DebugInfo.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
-#include "llvm/Analysis/DebugInfo.h"
#include "llvm/Assembly/Writer.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/MachineModuleInfoImpls.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
+#include "llvm/Target/Mangler.h"
+#include "llvm/Target/TargetOptions.h"
#include "llvm/Support/COFF.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Target/Mangler.h"
-#include "llvm/Target/TargetOptions.h"
-#include "llvm/Target/TargetRegistry.h"
+#include "llvm/Support/TargetRegistry.h"
#include "llvm/ADT/SmallString.h"
using namespace llvm;
// Primitive Helper Functions.
//===----------------------------------------------------------------------===//
-void X86AsmPrinter::PrintPICBaseSymbol(raw_ostream &O) const {
- const TargetLowering *TLI = TM.getTargetLowering();
- O << *static_cast<const X86TargetLowering*>(TLI)->getPICBaseSymbol(MF,
- OutContext);
-}
-
/// runOnMachineFunction - Emit the function body.
///
bool X86AsmPrinter::runOnMachineFunction(MachineFunction &MF) {
SetupMachineFunction(MF);
- if (Subtarget->isTargetCOFF()) {
+ if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho()) {
bool Intrn = MF.getFunction()->hasInternalLinkage();
OutStreamer.BeginCOFFSymbolDef(CurrentFnSym);
OutStreamer.EmitCOFFSymbolStorageClass(Intrn ? COFF::IMAGE_SYM_CLASS_STATIC
// These affect the name of the symbol, not any suffix.
break;
case X86II::MO_GOT_ABSOLUTE_ADDRESS:
- O << " + [.-";
- PrintPICBaseSymbol(O);
- O << ']';
+ O << " + [.-" << *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 << '-';
- PrintPICBaseSymbol(O);
+ O << '-' << *MF->getPICBaseSymbol();
break;
case X86II::MO_TLSGD: O << "@TLSGD"; break;
+ case X86II::MO_TLSLD: O << "@TLSLD"; break;
+ case X86II::MO_TLSLDM: O << "@TLSLDM"; break;
case X86II::MO_GOTTPOFF: O << "@GOTTPOFF"; break;
case X86II::MO_INDNTPOFF: O << "@INDNTPOFF"; break;
case X86II::MO_TPOFF: O << "@TPOFF"; break;
+ case X86II::MO_DTPOFF: O << "@DTPOFF"; break;
case X86II::MO_NTPOFF: O << "@NTPOFF"; break;
+ case X86II::MO_GOTNTPOFF: O << "@GOTNTPOFF"; break;
case X86II::MO_GOTPCREL: O << "@GOTPCREL"; break;
case X86II::MO_GOT: O << "@GOT"; break;
case X86II::MO_GOTOFF: O << "@GOTOFF"; break;
case X86II::MO_PLT: O << "@PLT"; break;
case X86II::MO_TLVP: O << "@TLVP"; break;
case X86II::MO_TLVP_PIC_BASE:
- O << "@TLVP" << '-';
- PrintPICBaseSymbol(O);
+ O << "@TLVP" << '-' << *MF->getPICBaseSymbol();
break;
+ case X86II::MO_SECREL: O << "@SECREL"; break;
}
}
-/// print_pcrel_imm - This is used to print an immediate value that ends up
+/// 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::print_pcrel_imm(const MachineInstr *MI, unsigned OpNo,
+void X86AsmPrinter::printPCRelImm(const MachineInstr *MI, unsigned OpNo,
raw_ostream &O) {
const MachineOperand &MO = MI->getOperand(OpNo);
switch (MO.getType()) {
void X86AsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
- raw_ostream &O, const char *Modifier) {
+ raw_ostream &O, const char *Modifier,
+ unsigned AsmVariant) {
const MachineOperand &MO = MI->getOperand(OpNo);
switch (MO.getType()) {
default: llvm_unreachable("unknown operand type!");
case MachineOperand::MO_Register: {
- O << '%';
+ // FIXME: Enumerating AsmVariant, so we can remove magic number.
+ if (AsmVariant == 0) O << '%';
unsigned Reg = MO.getReg();
if (Modifier && strncmp(Modifier, "subreg", strlen("subreg")) == 0) {
- EVT VT = (strcmp(Modifier+6,"64") == 0) ?
+ MVT::SimpleValueType VT = (strcmp(Modifier+6,"64") == 0) ?
MVT::i64 : ((strcmp(Modifier+6, "32") == 0) ? MVT::i32 :
((strcmp(Modifier+6,"16") == 0) ? MVT::i16 : MVT::i8));
Reg = getX86SubSuperRegister(Reg, VT);
}
}
-void X86AsmPrinter::printSSECC(const MachineInstr *MI, unsigned Op,
- raw_ostream &O) {
- unsigned char value = MI->getOperand(Op).getImm();
- assert(value <= 7 && "Invalid ssecc argument!");
- switch (value) {
- case 0: O << "eq"; break;
- case 1: O << "lt"; break;
- case 2: O << "le"; break;
- case 3: O << "unord"; break;
- case 4: O << "neq"; break;
- case 5: O << "nlt"; break;
- case 6: O << "nle"; break;
- case 7: O << "ord"; break;
- }
-}
-
void X86AsmPrinter::printLeaMemReference(const MachineInstr *MI, unsigned Op,
raw_ostream &O, const char *Modifier) {
const MachineOperand &BaseReg = MI->getOperand(Op);
printSymbolOperand(MI->getOperand(Op+3), O);
}
+ if (Modifier && strcmp(Modifier, "H") == 0)
+ O << "+8";
+
if (HasParenPart) {
assert(IndexReg.getReg() != X86::ESP &&
"X86 doesn't allow scaling by ESP");
printLeaMemReference(MI, Op, O, Modifier);
}
-void X86AsmPrinter::printPICLabel(const MachineInstr *MI, unsigned Op,
- raw_ostream &O) {
- PrintPICBaseSymbol(O);
- O << '\n';
- PrintPICBaseSymbol(O);
- O << ':';
+void X86AsmPrinter::printIntelMemReference(const MachineInstr *MI, unsigned Op,
+ raw_ostream &O, const char *Modifier,
+ unsigned AsmVariant){
+ const MachineOperand &BaseReg = MI->getOperand(Op);
+ unsigned ScaleVal = MI->getOperand(Op+1).getImm();
+ const MachineOperand &IndexReg = MI->getOperand(Op+2);
+ const MachineOperand &DispSpec = MI->getOperand(Op+3);
+ const MachineOperand &SegReg = MI->getOperand(Op+4);
+
+ // If this has a segment register, print it.
+ if (SegReg.getReg()) {
+ printOperand(MI, Op+4, O, Modifier, AsmVariant);
+ O << ':';
+ }
+
+ O << '[';
+
+ bool NeedPlus = false;
+ if (BaseReg.getReg()) {
+ printOperand(MI, Op, O, Modifier, AsmVariant);
+ NeedPlus = true;
+ }
+
+ if (IndexReg.getReg()) {
+ if (NeedPlus) O << " + ";
+ if (ScaleVal != 1)
+ O << ScaleVal << '*';
+ printOperand(MI, Op+2, O, Modifier, AsmVariant);
+ NeedPlus = true;
+ }
+
+ assert (DispSpec.isImm() && "Displacement is not an immediate!");
+ int64_t DispVal = DispSpec.getImm();
+ if (DispVal || (!IndexReg.getReg() && !BaseReg.getReg())) {
+ if (NeedPlus) {
+ if (DispVal > 0)
+ O << " + ";
+ else {
+ O << " - ";
+ DispVal = -DispVal;
+ }
+ }
+ O << DispVal;
+ }
+ O << ']';
}
bool X86AsmPrinter::printAsmMRegister(const MachineOperand &MO, char Mode,
const MachineOperand &MO = MI->getOperand(OpNo);
switch (ExtraCode[0]) {
- default: return true; // Unknown modifier.
+ default:
+ // 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()) {
O << MO.getImm();
return false;
case 'P': // This is the operand of a call, treat specially.
- print_pcrel_imm(MI, OpNo, O);
+ printPCRelImm(MI, OpNo, O);
return false;
case 'n': // Negate the immediate or print a '-' before the operand.
}
}
- printOperand(MI, OpNo, O);
+ printOperand(MI, OpNo, O, /*Modifier*/ 0, AsmVariant);
return false;
}
unsigned OpNo, unsigned AsmVariant,
const char *ExtraCode,
raw_ostream &O) {
+ if (AsmVariant) {
+ printIntelMemReference(MI, OpNo, O);
+ return false;
+ }
+
if (ExtraCode && ExtraCode[0]) {
if (ExtraCode[1] != 0) return true; // Unknown modifier.
case 'q': // Print SImode register
// These only apply to registers, ignore on mem.
break;
+ case 'H':
+ printMemReference(MI, OpNo, O, "H");
+ return false;
case 'P': // Don't print @PLT, but do print as memory.
printMemReference(MI, OpNo, O, "no-rip");
return false;
}
void X86AsmPrinter::EmitStartOfAsmFile(Module &M) {
- if (Subtarget->isTargetDarwin())
+ if (Subtarget->isTargetEnvMacho())
OutStreamer.SwitchSection(getObjFileLowering().getTextSection());
}
void X86AsmPrinter::EmitEndOfAsmFile(Module &M) {
- if (Subtarget->isTargetDarwin()) {
+ if (Subtarget->isTargetEnvMacho()) {
// All darwin targets use mach-o.
MachineModuleInfoMachO &MMIMacho =
MMI->getObjFileInfo<MachineModuleInfoMachO>();
// .indirect_symbol _foo
OutStreamer.EmitSymbolAttribute(Stubs[i].second.getPointer(),
MCSA_IndirectSymbol);
- // hlt; hlt; hlt; hlt; hlt hlt = 0xf4 = -12.
- const char HltInsts[] = { -12, -12, -12, -12, -12 };
+ // hlt; hlt; hlt; hlt; hlt hlt = 0xf4.
+ const char HltInsts[] = "\xf4\xf4\xf4\xf4\xf4";
OutStreamer.EmitBytes(StringRef(HltInsts, 5), 0/*addrspace*/);
}
OutStreamer.EmitAssemblerFlag(MCAF_SubsectionsViaSymbols);
}
- if (Subtarget->isTargetCOFF()) {
+ if (Subtarget->isTargetWindows() && !Subtarget->isTargetCygMing() &&
+ MMI->usesVAFloatArgument()) {
+ StringRef SymbolName = Subtarget->is64Bit() ? "_fltused" : "__fltused";
+ MCSymbol *S = MMI->getContext().GetOrCreateSymbol(SymbolName);
+ OutStreamer.EmitSymbolAttribute(S, MCSA_Global);
+ }
+
+ if (Subtarget->isTargetCOFF() && !Subtarget->isTargetEnvMacho()) {
X86COFFMachineModuleInfo &COFFMMI =
MMI->getObjFileInfo<X86COFFMachineModuleInfo>();
MachineModuleInfoELF::SymbolListTy Stubs = MMIELF.GetGVStubList();
if (!Stubs.empty()) {
OutStreamer.SwitchSection(TLOFELF.getDataRelSection());
- const TargetData *TD = TM.getTargetData();
+ const DataLayout *TD = TM.getDataLayout();
for (unsigned i = 0, e = Stubs.size(); i != e; ++i) {
OutStreamer.EmitLabel(Stubs[i].first);
OutStreamer.EmitSymbolValue(Stubs[i].second.getPointer(),
- TD->getPointerSize(), 0);
+ TD->getPointerSize(0), 0);
}
Stubs.clear();
}
// Target Registry Stuff
//===----------------------------------------------------------------------===//
-static MCInstPrinter *createX86MCInstPrinter(const Target &T,
- unsigned SyntaxVariant,
- const MCAsmInfo &MAI) {
- if (SyntaxVariant == 0)
- return new X86ATTInstPrinter(MAI);
- if (SyntaxVariant == 1)
- return new X86IntelInstPrinter(MAI);
- return 0;
-}
-
// Force static initialization.
extern "C" void LLVMInitializeX86AsmPrinter() {
RegisterAsmPrinter<X86AsmPrinter> X(TheX86_32Target);
RegisterAsmPrinter<X86AsmPrinter> Y(TheX86_64Target);
-
- TargetRegistry::RegisterMCInstPrinter(TheX86_32Target,createX86MCInstPrinter);
- TargetRegistry::RegisterMCInstPrinter(TheX86_64Target,createX86MCInstPrinter);
}
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