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* Wrap long lines

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* Replace silent fall-through FIXME comments with an error to cerr and an abort
* No need to set size of statically initialized arrays


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-06-25 14:50:41 +00:00
parent 179d97cfa3
commit 911afde4ae
2 changed files with 54 additions and 26 deletions
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40
lib/Target/PowerPC/PPC32ISelSimple.cpp
View File

@ -368,8 +368,10 @@ unsigned ISel::getReg(Value *V, MachineBasicBlock *MBB,
unsigned Reg1 = makeAnotherReg(V->getType());
unsigned Reg2 = makeAnotherReg(V->getType());
// Move the address of the global into the register
BuildMI(*MBB, IPt, PPC32::LOADHiAddr, 2, Reg1).addReg(PPC32::R0).addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADLoAddr, 2, Reg2).addReg(Reg1).addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADHiAddr, 2, Reg1).addReg(PPC32::R0)
.addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADLoAddr, 2, Reg2).addReg(Reg1)i
.addGlobalAddress(GV);
return Reg2;
} else if (CastInst *CI = dyn_cast<CastInst>(V)) {
// Do not emit noop casts at all.
@ -483,9 +485,12 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
uint64_t Val = cast<ConstantInt>(C)->getRawValue();
unsigned hiTmp = makeAnotherReg(Type::IntTy);
unsigned loTmp = makeAnotherReg(Type::IntTy);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, loTmp).addReg(PPC32::R0).addImm(Val >> 48);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(loTmp).addImm((Val >> 32) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, hiTmp).addReg(PPC32::R0).addImm((Val >> 16) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, loTmp).addReg(PPC32::R0)
.addImm(Val >> 48);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(loTmp)
.addImm((Val >> 32) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, hiTmp).addReg(PPC32::R0)
.addImm((Val >> 16) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ORI, 2, R+1).addReg(hiTmp).addImm(Val & 0xFFFF);
return;
}
@ -493,19 +498,24 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
assert(Class <= cInt && "Type not handled yet!");
if (C->getType() == Type::BoolTy) {
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(C == ConstantBool::True);
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(C == ConstantBool::True);
} else if (Class == cByte || Class == cShort) {
ConstantInt *CI = cast<ConstantInt>(C);
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(CI->getRawValue());
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(CI->getRawValue());
} else {
ConstantInt *CI = cast<ConstantInt>(C);
int TheVal = CI->getRawValue() & 0xFFFFFFFF;
if (TheVal < 32768 && TheVal >= -32768) {
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(CI->getRawValue());
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(CI->getRawValue());
} else {
unsigned TmpReg = makeAnotherReg(Type::IntTy);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, TmpReg).addReg(PPC32::R0).addImm(CI->getRawValue() >> 16);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(TmpReg).addImm(CI->getRawValue() & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, TmpReg).addReg(PPC32::R0)
.addImm(CI->getRawValue() >> 16);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(TmpReg)
.addImm(CI->getRawValue() & 0xFFFF);
}
}
} else if (ConstantFP *CFP = dyn_cast<ConstantFP>(C)) {
@ -514,7 +524,7 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
unsigned CPI = CP->getConstantPoolIndex(CFP);
const Type *Ty = CFP->getType();
assert(Ty == Type::FloatTy || Ty == Type::DoubleTy && "Unknown FP type!");
assert(Ty == Type::FloatTy || Ty == Type::DoubleTy && "Unknown FP type!");
unsigned LoadOpcode = Ty == Type::FloatTy ? PPC32::LFS : PPC32::LFD;
addConstantPoolReference(BuildMI(*MBB, IP, LoadOpcode, 2, R), CPI);
} else if (isa<ConstantPointerNull>(C)) {
@ -848,6 +858,8 @@ unsigned ISel::EmitComparison(unsigned OpNum, Value *Op0, Value *Op1,
//
// FIXME: Not Yet Implemented
std::cerr << "EmitComparison unimplemented: Opnum >= 2\n";
abort();
return OpNum;
}
}
@ -887,6 +899,8 @@ unsigned ISel::EmitComparison(unsigned OpNum, Value *Op0, Value *Op1,
//
// FIXME: Not Yet Implemented
std::cerr << "EmitComparison (cLong) unimplemented: Opnum >= 2\n";
abort();
return OpNum;
}
}
@ -1537,7 +1551,7 @@ void ISel::emitBinaryFPOperation(MachineBasicBlock *BB,
}
// General case.
static const unsigned OpcodeTab[4] = {
static const unsigned OpcodeTab[] = {
PPC32::FADD, PPC32::FSUB, PPC32::FMUL, PPC32::FDIV
};
@ -1561,7 +1575,7 @@ void ISel::emitSimpleBinaryOperation(MachineBasicBlock *MBB,
unsigned Class = getClassB(Op0->getType());
// Arithmetic and Bitwise operators
static const unsigned OpcodeTab[5] = {
static const unsigned OpcodeTab[] = {
PPC32::ADD, PPC32::SUB, PPC32::AND, PPC32::OR, PPC32::XOR
};
// Otherwise, code generate the full operation with a constant.

40
lib/Target/PowerPC/PowerPCISelSimple.cpp
View File

@ -368,8 +368,10 @@ unsigned ISel::getReg(Value *V, MachineBasicBlock *MBB,
unsigned Reg1 = makeAnotherReg(V->getType());
unsigned Reg2 = makeAnotherReg(V->getType());
// Move the address of the global into the register
BuildMI(*MBB, IPt, PPC32::LOADHiAddr, 2, Reg1).addReg(PPC32::R0).addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADLoAddr, 2, Reg2).addReg(Reg1).addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADHiAddr, 2, Reg1).addReg(PPC32::R0)
.addGlobalAddress(GV);
BuildMI(*MBB, IPt, PPC32::LOADLoAddr, 2, Reg2).addReg(Reg1)i
.addGlobalAddress(GV);
return Reg2;
} else if (CastInst *CI = dyn_cast<CastInst>(V)) {
// Do not emit noop casts at all.
@ -483,9 +485,12 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
uint64_t Val = cast<ConstantInt>(C)->getRawValue();
unsigned hiTmp = makeAnotherReg(Type::IntTy);
unsigned loTmp = makeAnotherReg(Type::IntTy);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, loTmp).addReg(PPC32::R0).addImm(Val >> 48);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(loTmp).addImm((Val >> 32) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, hiTmp).addReg(PPC32::R0).addImm((Val >> 16) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, loTmp).addReg(PPC32::R0)
.addImm(Val >> 48);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(loTmp)
.addImm((Val >> 32) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, hiTmp).addReg(PPC32::R0)
.addImm((Val >> 16) & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ORI, 2, R+1).addReg(hiTmp).addImm(Val & 0xFFFF);
return;
}
@ -493,19 +498,24 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
assert(Class <= cInt && "Type not handled yet!");
if (C->getType() == Type::BoolTy) {
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(C == ConstantBool::True);
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(C == ConstantBool::True);
} else if (Class == cByte || Class == cShort) {
ConstantInt *CI = cast<ConstantInt>(C);
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(CI->getRawValue());
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(CI->getRawValue());
} else {
ConstantInt *CI = cast<ConstantInt>(C);
int TheVal = CI->getRawValue() & 0xFFFFFFFF;
if (TheVal < 32768 && TheVal >= -32768) {
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0).addImm(CI->getRawValue());
BuildMI(*MBB, IP, PPC32::ADDI, 2, R).addReg(PPC32::R0)
.addImm(CI->getRawValue());
} else {
unsigned TmpReg = makeAnotherReg(Type::IntTy);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, TmpReg).addReg(PPC32::R0).addImm(CI->getRawValue() >> 16);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(TmpReg).addImm(CI->getRawValue() & 0xFFFF);
BuildMI(*MBB, IP, PPC32::ADDIS, 2, TmpReg).addReg(PPC32::R0)
.addImm(CI->getRawValue() >> 16);
BuildMI(*MBB, IP, PPC32::ORI, 2, R).addReg(TmpReg)
.addImm(CI->getRawValue() & 0xFFFF);
}
}
} else if (ConstantFP *CFP = dyn_cast<ConstantFP>(C)) {
@ -514,7 +524,7 @@ void ISel::copyConstantToRegister(MachineBasicBlock *MBB,
unsigned CPI = CP->getConstantPoolIndex(CFP);
const Type *Ty = CFP->getType();
assert(Ty == Type::FloatTy || Ty == Type::DoubleTy && "Unknown FP type!");
assert(Ty == Type::FloatTy || Ty == Type::DoubleTy && "Unknown FP type!");
unsigned LoadOpcode = Ty == Type::FloatTy ? PPC32::LFS : PPC32::LFD;
addConstantPoolReference(BuildMI(*MBB, IP, LoadOpcode, 2, R), CPI);
} else if (isa<ConstantPointerNull>(C)) {
@ -848,6 +858,8 @@ unsigned ISel::EmitComparison(unsigned OpNum, Value *Op0, Value *Op1,
//
// FIXME: Not Yet Implemented
std::cerr << "EmitComparison unimplemented: Opnum >= 2\n";
abort();
return OpNum;
}
}
@ -887,6 +899,8 @@ unsigned ISel::EmitComparison(unsigned OpNum, Value *Op0, Value *Op1,
//
// FIXME: Not Yet Implemented
std::cerr << "EmitComparison (cLong) unimplemented: Opnum >= 2\n";
abort();
return OpNum;
}
}
@ -1537,7 +1551,7 @@ void ISel::emitBinaryFPOperation(MachineBasicBlock *BB,
}
// General case.
static const unsigned OpcodeTab[4] = {
static const unsigned OpcodeTab[] = {
PPC32::FADD, PPC32::FSUB, PPC32::FMUL, PPC32::FDIV
};
@ -1561,7 +1575,7 @@ void ISel::emitSimpleBinaryOperation(MachineBasicBlock *MBB,
unsigned Class = getClassB(Op0->getType());
// Arithmetic and Bitwise operators
static const unsigned OpcodeTab[5] = {
static const unsigned OpcodeTab[] = {
PPC32::ADD, PPC32::SUB, PPC32::AND, PPC32::OR, PPC32::XOR
};
// Otherwise, code generate the full operation with a constant.