#include "llvm/Module.h"
#include "llvm/PassManager.h"
#include "llvm/CodeGen/MachineCodeEmitter.h"
+#include "llvm/CodeGen/JITCodeEmitter.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/Passes.h"
-#include "llvm/Support/Debug.h"
+#include "llvm/Support/Debug.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Target/TargetOptions.h"
using namespace llvm;
namespace {
- class VISIBILITY_HIDDEN PPCCodeEmitter : public MachineFunctionPass {
+ class PPCCodeEmitter {
TargetMachine &TM;
MachineCodeEmitter &MCE;
+ public:
+ PPCCodeEmitter(TargetMachine &tm, MachineCodeEmitter &mce):
+ TM(tm), MCE(mce) {}
+
+ /// getBinaryCodeForInstr - This function, generated by the
+ /// CodeEmitterGenerator using TableGen, produces the binary encoding for
+ /// machine instructions.
+
+ unsigned getBinaryCodeForInstr(const MachineInstr &MI);
+
+ /// getMachineOpValue - evaluates the MachineOperand of a given MachineInstr
+
+ unsigned getMachineOpValue(const MachineInstr &MI,
+ const MachineOperand &MO);
/// MovePCtoLROffset - When/if we see a MovePCtoLR instruction, we record
/// its address in the function into this pointer.
+
void *MovePCtoLROffset;
-
- /// getMachineOpValue - evaluates the MachineOperand of a given MachineInstr
- ///
- int getMachineOpValue(MachineInstr &MI, MachineOperand &MO);
-
+ };
+
+ template <class CodeEmitter>
+ class VISIBILITY_HIDDEN Emitter : public MachineFunctionPass,
+ public PPCCodeEmitter
+ {
+ TargetMachine &TM;
+ CodeEmitter &MCE;
+
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<MachineModuleInfo>();
MachineFunctionPass::getAnalysisUsage(AU);
public:
static char ID;
- PPCCodeEmitter(TargetMachine &T, MachineCodeEmitter &M)
- : MachineFunctionPass((intptr_t)&ID), TM(T), MCE(M) {}
+ Emitter(TargetMachine &tm, CodeEmitter &mce)
+ : MachineFunctionPass(&ID), PPCCodeEmitter(tm, mce), TM(tm), MCE(mce) {}
const char *getPassName() const { return "PowerPC Machine Code Emitter"; }
/// getValueBit - return the particular bit of Val
///
unsigned getValueBit(int64_t Val, unsigned bit) { return (Val >> bit) & 1; }
-
- /// getBinaryCodeForInstr - This function, generated by the
- /// CodeEmitterGenerator using TableGen, produces the binary encoding for
- /// machine instructions.
- ///
- unsigned getBinaryCodeForInstr(MachineInstr &MI);
};
- char PPCCodeEmitter::ID = 0;
-}
+ template <class CodeEmitter>
+ char Emitter<CodeEmitter>::ID = 0;
+}
+
/// createPPCCodeEmitterPass - Return a pass that emits the collected PPC code
/// to the specified MCE object.
FunctionPass *llvm::createPPCCodeEmitterPass(PPCTargetMachine &TM,
MachineCodeEmitter &MCE) {
- return new PPCCodeEmitter(TM, MCE);
+ return new Emitter<MachineCodeEmitter>(TM, MCE);
}
-#ifdef __APPLE__
-extern "C" void sys_icache_invalidate(const void *Addr, size_t len);
-#endif
+FunctionPass *llvm::createPPCJITCodeEmitterPass(PPCTargetMachine &TM,
+ JITCodeEmitter &JCE) {
+ return new Emitter<JITCodeEmitter>(TM, JCE);
+}
-bool PPCCodeEmitter::runOnMachineFunction(MachineFunction &MF) {
+template <class CodeEmitter>
+bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) {
assert((MF.getTarget().getRelocationModel() != Reloc::Default ||
MF.getTarget().getRelocationModel() != Reloc::Static) &&
"JIT relocation model must be set to static or default!");
return false;
}
-void PPCCodeEmitter::emitBasicBlock(MachineBasicBlock &MBB) {
+template <class CodeEmitter>
+void Emitter<CodeEmitter>::emitBasicBlock(MachineBasicBlock &MBB) {
MCE.StartMachineBasicBlock(&MBB);
for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end(); I != E; ++I){
- MachineInstr &MI = *I;
+ const MachineInstr &MI = *I;
switch (MI.getOpcode()) {
default:
- MCE.emitWordBE(getBinaryCodeForInstr(*I));
+ MCE.emitWordBE(getBinaryCodeForInstr(MI));
break;
- case TargetInstrInfo::LABEL:
+ case TargetInstrInfo::DBG_LABEL:
+ case TargetInstrInfo::EH_LABEL:
MCE.emitLabel(MI.getOperand(0).getImm());
break;
case TargetInstrInfo::IMPLICIT_DEF:
}
}
-int PPCCodeEmitter::getMachineOpValue(MachineInstr &MI, MachineOperand &MO) {
+unsigned PPCCodeEmitter::getMachineOpValue(const MachineInstr &MI,
+ const MachineOperand &MO) {
- intptr_t rv = 0; // Return value; defaults to 0 for unhandled cases
+ unsigned rv = 0; // Return value; defaults to 0 for unhandled cases
// or things that get fixed up later by the JIT.
- if (MO.isRegister()) {
+ if (MO.isReg()) {
rv = PPCRegisterInfo::getRegisterNumbering(MO.getReg());
// Special encoding for MTCRF and MFOCRF, which uses a bit mask for the
(MO.getReg() >= PPC::CR0 && MO.getReg() <= PPC::CR7)) {
rv = 0x80 >> rv;
}
- } else if (MO.isImmediate()) {
+ } else if (MO.isImm()) {
rv = MO.getImm();
- } else if (MO.isGlobalAddress() || MO.isExternalSymbol() ||
- MO.isConstantPoolIndex() || MO.isJumpTableIndex()) {
+ } else if (MO.isGlobal() || MO.isSymbol() ||
+ MO.isCPI() || MO.isJTI()) {
unsigned Reloc = 0;
if (MI.getOpcode() == PPC::BL_Macho || MI.getOpcode() == PPC::BL8_Macho ||
MI.getOpcode() == PPC::BL_ELF || MI.getOpcode() == PPC::BL8_ELF ||
}
MachineRelocation R;
- if (MO.isGlobalAddress()) {
+ if (MO.isGlobal()) {
R = MachineRelocation::getGV(MCE.getCurrentPCOffset(), Reloc,
MO.getGlobal(), 0,
isa<Function>(MO.getGlobal()));
- } else if (MO.isExternalSymbol()) {
+ } else if (MO.isSymbol()) {
R = MachineRelocation::getExtSym(MCE.getCurrentPCOffset(),
Reloc, MO.getSymbolName(), 0);
- } else if (MO.isConstantPoolIndex()) {
+ } else if (MO.isCPI()) {
R = MachineRelocation::getConstPool(MCE.getCurrentPCOffset(),
Reloc, MO.getIndex(), 0);
} else {
- assert(MO.isJumpTableIndex());
+ assert(MO.isJTI());
R = MachineRelocation::getJumpTable(MCE.getCurrentPCOffset(),
Reloc, MO.getIndex(), 0);
}
}
MCE.addRelocation(R);
- } else if (MO.isMachineBasicBlock()) {
+ } else if (MO.isMBB()) {
unsigned Reloc = 0;
unsigned Opcode = MI.getOpcode();
if (Opcode == PPC::B || Opcode == PPC::BL_Macho ||