void emitPCRelativeBlockAddress(MachineBasicBlock *MBB);
void emitGlobalAddress(GlobalValue *GV, unsigned Reloc,
intptr_t Disp = 0, intptr_t PCAdj = 0,
- bool NeedStub = false, bool IsLazy = false);
+ bool NeedStub = false, bool Indirect = false);
void emitExternalSymbolAddress(const char *ES, unsigned Reloc);
void emitConstPoolAddress(unsigned CPI, unsigned Reloc, intptr_t Disp = 0,
intptr_t PCAdj = 0);
unsigned getX86RegNum(unsigned RegNo) const;
- bool gvNeedsLazyPtr(const GlobalValue *GV);
+ bool gvNeedsNonLazyPtr(const GlobalValue *GV);
};
char Emitter::ID = 0;
}
intptr_t Disp /* = 0 */,
intptr_t PCAdj /* = 0 */,
bool NeedStub /* = false */,
- bool isLazy /* = false */) {
+ bool Indirect /* = false */) {
intptr_t RelocCST = 0;
if (Reloc == X86::reloc_picrel_word)
RelocCST = PICBaseOffset;
else if (Reloc == X86::reloc_pcrel_word)
RelocCST = PCAdj;
- MachineRelocation MR = isLazy
- ? MachineRelocation::getGVLazyPtr(MCE.getCurrentPCOffset(), Reloc,
- GV, RelocCST, NeedStub)
+ MachineRelocation MR = Indirect
+ ? MachineRelocation::getIndirectSymbol(MCE.getCurrentPCOffset(), Reloc,
+ GV, RelocCST, NeedStub)
: MachineRelocation::getGV(MCE.getCurrentPCOffset(), Reloc,
GV, RelocCST, NeedStub);
MCE.addRelocation(MR);
return Value == (signed char)Value;
}
-bool Emitter::gvNeedsLazyPtr(const GlobalValue *GV) {
- // For Darwin, simulate the linktime GOT by using the same lazy-pointer
+bool Emitter::gvNeedsNonLazyPtr(const GlobalValue *GV) {
+ // For Darwin, simulate the linktime GOT by using the same non-lazy-pointer
// mechanism as 32-bit mode.
return (!Is64BitMode || TM.getSubtarget<X86Subtarget>().isTargetDarwin()) &&
TM.getSubtarget<X86Subtarget>().GVRequiresExtraLoad(GV, TM, false);
unsigned rt = Is64BitMode ? X86::reloc_pcrel_word
: (IsPIC ? X86::reloc_picrel_word : X86::reloc_absolute_word);
bool NeedStub = isa<Function>(RelocOp->getGlobal());
- bool isLazy = gvNeedsLazyPtr(RelocOp->getGlobal());
+ bool Indirect = gvNeedsNonLazyPtr(RelocOp->getGlobal());
emitGlobalAddress(RelocOp->getGlobal(), rt, RelocOp->getOffset(),
- PCAdj, NeedStub, isLazy);
+ PCAdj, NeedStub, Indirect);
} else if (RelocOp->isCPI()) {
unsigned rt = Is64BitMode ? X86::reloc_pcrel_word : X86::reloc_picrel_word;
emitConstPoolAddress(RelocOp->getIndex(), rt,
unsigned BaseReg = Base.getReg();
// Is a SIB byte needed?
- if (IndexReg.getReg() == 0 &&
+ if ((!Is64BitMode || DispForReloc) && IndexReg.getReg() == 0 &&
(BaseReg == 0 || getX86RegNum(BaseReg) != N86::ESP)) {
if (BaseReg == 0) { // Just a displacement?
// Emit special case [disp32] encoding
if (BaseReg == 0) {
// Handle the SIB byte for the case where there is no base. The
// displacement has already been output.
- assert(IndexReg.getReg() && "Index register must be specified!");
- emitSIBByte(SS, getX86RegNum(IndexReg.getReg()), 5);
+ unsigned IndexRegNo;
+ if (IndexReg.getReg())
+ IndexRegNo = getX86RegNum(IndexReg.getReg());
+ else
+ IndexRegNo = 4; // For example [ESP+1*<noreg>+4]
+ emitSIBByte(SS, IndexRegNo, 5);
} else {
unsigned BaseRegNo = getX86RegNum(BaseReg);
unsigned IndexRegNo;
assert(0 && "psuedo instructions should be removed before code emission");
break;
case TargetInstrInfo::INLINEASM: {
- const char* Value = MI.getOperand(0).getSymbolName();
- /* We allow inline assembler nodes with empty bodies - they can
- implicitly define registers, which is ok for JIT. */
- assert((Value[0] == 0) && "JIT does not support inline asm!\n");
+ // We allow inline assembler nodes with empty bodies - they can
+ // implicitly define registers, which is ok for JIT.
+ if (MI.getOperand(0).getSymbolName()[0]) {
+ assert(0 && "JIT does not support inline asm!\n");
+ abort();
+ }
break;
}
case TargetInstrInfo::DBG_LABEL:
MCE.emitByte(BaseOpcode);
emitConstant(0, X86InstrInfo::sizeOfImm(Desc));
// Remember PIC base.
- PICBaseOffset = MCE.getCurrentPCOffset();
+ PICBaseOffset = (intptr_t) MCE.getCurrentPCOffset();
X86JITInfo *JTI = TM.getJITInfo();
JTI->setPICBase(MCE.getCurrentPCValue());
break;
rt = X86::reloc_absolute_dword; // FIXME: add X86II flag?
if (MO1.isGlobal()) {
bool NeedStub = isa<Function>(MO1.getGlobal());
- bool isLazy = gvNeedsLazyPtr(MO1.getGlobal());
+ bool Indirect = gvNeedsNonLazyPtr(MO1.getGlobal());
emitGlobalAddress(MO1.getGlobal(), rt, MO1.getOffset(), 0,
- NeedStub, isLazy);
+ NeedStub, Indirect);
} else if (MO1.isSymbol())
emitExternalSymbolAddress(MO1.getSymbolName(), rt);
else if (MO1.isCPI())
rt = X86::reloc_absolute_word; // FIXME: add X86II flag?
if (MO1.isGlobal()) {
bool NeedStub = isa<Function>(MO1.getGlobal());
- bool isLazy = gvNeedsLazyPtr(MO1.getGlobal());
+ bool Indirect = gvNeedsNonLazyPtr(MO1.getGlobal());
emitGlobalAddress(MO1.getGlobal(), rt, MO1.getOffset(), 0,
- NeedStub, isLazy);
+ NeedStub, Indirect);
} else if (MO1.isSymbol())
emitExternalSymbolAddress(MO1.getSymbolName(), rt);
else if (MO1.isCPI())
rt = X86::reloc_absolute_word; // FIXME: add X86II flag?
if (MO.isGlobal()) {
bool NeedStub = isa<Function>(MO.getGlobal());
- bool isLazy = gvNeedsLazyPtr(MO.getGlobal());
+ bool Indirect = gvNeedsNonLazyPtr(MO.getGlobal());
emitGlobalAddress(MO.getGlobal(), rt, MO.getOffset(), 0,
- NeedStub, isLazy);
+ NeedStub, Indirect);
} else if (MO.isSymbol())
emitExternalSymbolAddress(MO.getSymbolName(), rt);
else if (MO.isCPI())