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Change target-specific classes to use more precise static types.

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This eliminates the need for several awkward casts, including
the last dynamic_cast under lib/Target.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51091 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-05-14 01:58:56 +00:00
parent 1d5562f72e
commit c9f5f3f64f
24 changed files with 49 additions and 52 deletions
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14
lib/Target/X86/X86CodeEmitter.cpp
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@@ -38,18 +38,18 @@ namespace {
class VISIBILITY_HIDDEN Emitter : public MachineFunctionPass {
const X86InstrInfo *II;
const TargetData *TD;
TargetMachine &TM;
X86TargetMachine &TM;
MachineCodeEmitter &MCE;
intptr_t PICBaseOffset;
bool Is64BitMode;
bool IsPIC;
public:
static char ID;
explicit Emitter(TargetMachine &tm, MachineCodeEmitter &mce)
explicit Emitter(X86TargetMachine &tm, MachineCodeEmitter &mce)
: MachineFunctionPass((intptr_t)&ID), II(0), TD(0), TM(tm),
MCE(mce), PICBaseOffset(0), Is64BitMode(false),
IsPIC(TM.getRelocationModel() == Reloc::PIC_) {}
Emitter(TargetMachine &tm, MachineCodeEmitter &mce,
Emitter(X86TargetMachine &tm, MachineCodeEmitter &mce,
const X86InstrInfo &ii, const TargetData &td, bool is64)
: MachineFunctionPass((intptr_t)&ID), II(&ii), TD(&td), TM(tm),
MCE(mce), PICBaseOffset(0), Is64BitMode(is64),
@@ -112,8 +112,8 @@ bool Emitter::runOnMachineFunction(MachineFunction &MF) {
MCE.setModuleInfo(&getAnalysis<MachineModuleInfo>());
II = ((X86TargetMachine&)TM).getInstrInfo();
TD = ((X86TargetMachine&)TM).getTargetData();
II = TM.getInstrInfo();
TD = TM.getTargetData();
Is64BitMode = TM.getSubtarget<X86Subtarget>().is64Bit();
do {
@@ -220,7 +220,7 @@ void Emitter::emitJumpTableAddress(unsigned JTI, unsigned Reloc,
}
unsigned Emitter::getX86RegNum(unsigned RegNo) const {
return ((const X86RegisterInfo&)II->getRegisterInfo()).getX86RegNum(RegNo);
return II->getRegisterInfo().getX86RegNum(RegNo);
}
inline static unsigned char ModRMByte(unsigned Mod, unsigned RegOpcode,
@@ -503,7 +503,7 @@ void Emitter::emitInstruction(const MachineInstr &MI,
emitConstant(0, X86InstrInfo::sizeOfImm(Desc));
// Remember PIC base.
PICBaseOffset = MCE.getCurrentPCOffset();
X86JITInfo *JTI = dynamic_cast<X86JITInfo*>(TM.getJITInfo());
X86JITInfo *JTI = TM.getJITInfo();
JTI->setPICBase(MCE.getCurrentPCValue());
break;
}