* Pointers are 8 bytes, hence cLong type on 64-bit PPC

* Fix loading of GlobalValues


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15678 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-08-12 02:53:01 +00:00
parent 8e63dcebcc
commit cc6b01b1e6

View File

@ -52,14 +52,14 @@ static inline TypeClass getClass(const Type *Ty) {
case Type::ShortTyID:
case Type::UShortTyID: return cShort; // Short operands are class #1
case Type::IntTyID:
case Type::UIntTyID:
case Type::PointerTyID: return cInt; // Ints and pointers are class #2
case Type::UIntTyID: return cInt; // Ints are class #2
case Type::FloatTyID: return cFP32; // Single float is #3
case Type::DoubleTyID: return cFP64; // Double Point is #4
case Type::PointerTyID:
case Type::LongTyID:
case Type::ULongTyID: return cLong; // Longs are class #5
case Type::ULongTyID: return cLong; // Longs and pointers are class #5
default:
assert(0 && "Invalid type to getClass!");
return cByte; // not reached
@ -606,9 +606,11 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
// Copy zero (null pointer) to the register.
BuildMI(*MBB, IP, PPC::LI, 1, R).addSImm(0);
} else if (GlobalValue *GV = dyn_cast<GlobalValue>(C)) {
unsigned TmpReg = makeAnotherReg(GV->getType());
BuildMI(*MBB, IP, PPC::LD, 2, TmpReg).addGlobalAddress(GV).addReg(PPC::R2);
BuildMI(*MBB, IP, PPC::LWA, 2, R).addSImm(0).addReg(TmpReg);
static unsigned OpcodeTable[] = {
PPC::LBZ, PPC::LHZ, PPC::LWZ, PPC::LFS, PPC::LFD, PPC::LD
};
unsigned Opcode = OpcodeTable[getClassB(GV->getType())];
BuildMI(*MBB, IP, Opcode, 2, R).addGlobalAddress(GV).addReg(PPC::R2);
} else {
std::cerr << "Offending constant: " << *C << "\n";
assert(0 && "Type not handled yet!");