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detemplatize alpha code emission, it is now JIT specific. 

llvm-svn: 95133
This commit is contained in:
Chris Lattner 2010-02-02 21:35:47 +00:00
parent debb901045
commit 4578098b97
1 changed files with 13 additions and 32 deletions
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45
llvm/lib/Target/Alpha/AlphaCodeEmitter.cpp
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@ -28,11 +28,14 @@
using namespace llvm;
namespace {
class AlphaCodeEmitter {
MachineCodeEmitter &MCE;
class AlphaCodeEmitter : public MachineFunctionPass {
JITCodeEmitter &MCE;
const AlphaInstrInfo *II;
public:
AlphaCodeEmitter(MachineCodeEmitter &mce) : MCE(mce) {}
static char ID;
AlphaCodeEmitter(JITCodeEmitter &mce) : MachineFunctionPass(&ID),
MCE(mce) {}
/// getBinaryCodeForInstr - This function, generated by the
/// CodeEmitterGenerator using TableGen, produces the binary encoding for
@ -44,36 +47,16 @@ namespace {
unsigned getMachineOpValue(const MachineInstr &MI,
const MachineOperand &MO);
};
template <class CodeEmitter>
class Emitter : public MachineFunctionPass, public AlphaCodeEmitter
{
const AlphaInstrInfo *II;
TargetMachine &TM;
CodeEmitter &MCE;
public:
static char ID;
explicit Emitter(TargetMachine &tm, CodeEmitter &mce)
: MachineFunctionPass(&ID), AlphaCodeEmitter(mce),
II(0), TM(tm), MCE(mce) {}
Emitter(TargetMachine &tm, CodeEmitter &mce, const AlphaInstrInfo& ii)
: MachineFunctionPass(&ID), AlphaCodeEmitter(mce),
II(&ii), TM(tm), MCE(mce) {}
bool runOnMachineFunction(MachineFunction &MF);
virtual const char *getPassName() const {
return "Alpha Machine Code Emitter";
}
private:
void emitBasicBlock(MachineBasicBlock &MBB);
};
template <class CodeEmitter>
char Emitter<CodeEmitter>::ID = 0;
}
/// createAlphaCodeEmitterPass - Return a pass that emits the collected Alpha
@ -81,11 +64,10 @@ namespace {
FunctionPass *llvm::createAlphaJITCodeEmitterPass(AlphaTargetMachine &TM,
JITCodeEmitter &JCE) {
return new Emitter<JITCodeEmitter>(TM, JCE);
return new AlphaCodeEmitter(JCE);
}
template <class CodeEmitter>
bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) {
bool AlphaCodeEmitter::runOnMachineFunction(MachineFunction &MF) {
II = ((AlphaTargetMachine&)MF.getTarget()).getInstrInfo();
do {
@ -97,8 +79,7 @@ bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) {
return false;
}
template <class CodeEmitter>
void Emitter<CodeEmitter>::emitBasicBlock(MachineBasicBlock &MBB) {
void AlphaCodeEmitter::emitBasicBlock(MachineBasicBlock &MBB) {
MCE.StartMachineBasicBlock(&MBB);
for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end();
I != E; ++I) {