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remove a bunch of fixmes (old checking code) and commonize all the

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target-specific operand printing functionality.  Yay.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74379 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-06-27 05:46:24 +00:00
parent b1acd68fe4
commit f7789c72bd
1 changed files with 29 additions and 87 deletions
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116
lib/Target/X86/AsmPrinter/X86ATTAsmPrinter.cpp
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@ -424,6 +424,7 @@ void X86ATTAsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
const char *Modifier) {
const MachineOperand &MO = MI->getOperand(OpNo);
switch (MO.getType()) {
default: assert(0 && "unknown operand type!");
case MachineOperand::MO_Register: {
assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) &&
"Virtual registers should not make it this far!");
@ -450,29 +451,7 @@ void X86ATTAsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
if (!isMemOp) O << '$';
O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber() << '_'
<< MO.getIndex();
switch (MO.getTargetFlags()) {
default:
assert(0 && "Unknown target flag on jump table operand");
case X86II::MO_NO_FLAG:
// FIXME: REMOVE EVENTUALLY.
if (TM.getRelocationModel() == Reloc::PIC_) {
assert(!Subtarget->isPICStyleStub() &&
!Subtarget->isPICStyleGOT() &&
"Should have operand flag!");
}
break;
case X86II::MO_PIC_BASE_OFFSET:
O << '-';
PrintPICBaseSymbol();
break;
case X86II::MO_GOTOFF:
O << "@GOTOFF";
break;
}
return;
break;
}
case MachineOperand::MO_ConstantPoolIndex: {
bool isMemOp = Modifier && !strcmp(Modifier, "mem");
@ -481,48 +460,16 @@ void X86ATTAsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
<< MO.getIndex();
printOffset(MO.getOffset());
switch (MO.getTargetFlags()) {
default:
assert(0 && "Unknown target flag on constant pool operand");
case X86II::MO_NO_FLAG:
// FIXME: REMOVE EVENTUALLY.
if (TM.getRelocationModel() == Reloc::PIC_) {
assert(!Subtarget->isPICStyleStub() &&
!Subtarget->isPICStyleGOT() &&
"Should have operand flag!");
}
break;
case X86II::MO_PIC_BASE_OFFSET:
O << '-';
PrintPICBaseSymbol();
break;
case X86II::MO_GOTOFF:
O << "@GOTOFF";
break;
}
return;
break;
}
case MachineOperand::MO_GlobalAddress: {
bool isMemOp = Modifier && !strcmp(Modifier, "mem");
bool needCloseParen = false;
const GlobalValue *GV = MO.getGlobal();
const GlobalVariable *GVar = dyn_cast<GlobalVariable>(GV);
if (!GVar) {
// If GV is an alias then use the aliasee for determining
// thread-localness.
if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(GV))
GVar =dyn_cast_or_null<GlobalVariable>(GA->resolveAliasedGlobal(false));
}
bool isThreadLocal = GVar && GVar->isThreadLocal();
std::string Name = Mang->getValueName(GV);
decorateName(Name, GV);
bool needCloseParen = false;
if (!isMemOp)
O << '$';
else if (Name[0] == '$') {
@ -572,26 +519,9 @@ void X86ATTAsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
if (needCloseParen)
O << ')';
switch (MO.getTargetFlags()) {
default:
assert(0 && "Unknown target flag on GV operand");
case X86II::MO_NO_FLAG:
// FIXME: RIP THIS CHECKING CODE OUT EVENTUALLY.
if (isThreadLocal)
assert(0 && "Not lowered right");
break;
case X86II::MO_TLSGD: O << "@TLSGD"; break;
case X86II::MO_GOTTPOFF: O << "@GOTTPOFF"; break;
case X86II::MO_INDNTPOFF: O << "@INDNTPOFF"; break;
case X86II::MO_TPOFF: O << "@TPOFF"; break;
case X86II::MO_NTPOFF: O << "@NTPOFF"; break;
case X86II::MO_GOTPCREL: O << "@GOTPCREL"; break;
case X86II::MO_GOT: O << "@GOT"; break;
case X86II::MO_GOTOFF: O << "@GOTOFF"; break;
}
return;
break;
}
case MachineOperand::MO_ExternalSymbol: {
case MachineOperand::MO_ExternalSymbol:
/// NOTE: MO_ExternalSymbol in a non-pcrel_imm context is *only* generated
/// by _GLOBAL_OFFSET_TABLE_ on X86-32. All others are call operands, which
/// are pcrel_imm's.
@ -602,19 +532,31 @@ void X86ATTAsmPrinter::printOperand(const MachineInstr *MI, unsigned OpNo,
O << '$';
O << TAI->getGlobalPrefix();
O << MO.getSymbolName();
if (MO.getTargetFlags() == X86II::MO_GOT_ABSOLUTE_ADDRESS) {
O << " + [.-";
PrintPICBaseSymbol();
O << ']';
} else {
assert(MO.getTargetFlags() == X86II::MO_NO_FLAG &&
"Unknown operand flag for external symbol");
}
return;
break;
}
switch (MO.getTargetFlags()) {
default:
O << "<unknown operand type>"; return;
assert(0 && "Unknown target flag on GV operand");
case X86II::MO_NO_FLAG:
break;
case X86II::MO_GOT_ABSOLUTE_ADDRESS:
O << " + [.-";
PrintPICBaseSymbol();
O << ']';
break;
case X86II::MO_PIC_BASE_OFFSET:
O << '-';
PrintPICBaseSymbol();
break;
case X86II::MO_TLSGD: O << "@TLSGD"; 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_NTPOFF: O << "@NTPOFF"; break;
case X86II::MO_GOTPCREL: O << "@GOTPCREL"; break;
case X86II::MO_GOT: O << "@GOT"; break;
case X86II::MO_GOTOFF: O << "@GOTOFF"; break;
}
}