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* Include the real (generated) version of getBinaryCodeForInstr()

Browse Source 
* Add implementation of getMachineOpValue() for generated code emitter
* Convert assert()s in unimplemented functions to abort()s so that non-debug
  builds fail predictably
* Add file header comments

llvm-svn: 16981
This commit is contained in:
Misha Brukman 2004-10-14 06:07:25 +00:00
parent 11d1764f74
commit cb4130c28c
1 changed files with 20 additions and 10 deletions
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30
lib/Target/PowerPC/PPC32CodeEmitter.cpp
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@ -7,6 +7,8 @@
//
//===----------------------------------------------------------------------===//
//
// This file defines the PowerPC 32-bit CodeEmitter and associated machinery to
// JIT-compile bytecode to native PowerPC.
//
//===----------------------------------------------------------------------===//
@ -24,6 +26,8 @@ namespace {
TargetMachine &TM;
MachineCodeEmitter &MCE;
int64_t getMachineOpValue(MachineInstr &MI, MachineOperand &MO);
public:
PPC32CodeEmitter(TargetMachine &T, MachineCodeEmitter &M)
: TM(T), MCE(M) {}
@ -41,12 +45,14 @@ namespace {
/// emitWord - write a 32-bit word to memory at the current PC
///
void emitWord(unsigned w) { MCE.emitWord(w); }
unsigned getValueBit(int64_t Val, unsigned bit);
/// getValueBit - return the particular bit of Val
///
unsigned getValueBit(int64_t Val, unsigned bit) { return (Val >> bit) & 1; }
/// getBinaryCodeForInstr - returns the assembled code for an instruction
///
unsigned getBinaryCodeForInstr(MachineInstr &MI) { return 0; }
unsigned getBinaryCodeForInstr(MachineInstr &MI);
};
}
@ -60,7 +66,7 @@ bool PPC32TargetMachine::addPassesToEmitMachineCode(FunctionPassManager &PM,
MachineCodeEmitter &MCE) {
// Machine code emitter pass for PowerPC
PM.add(new PPC32CodeEmitter(*this, MCE));
// Delete machine code for this function after emitting it:
// Delete machine code for this function after emitting it
PM.add(createMachineCodeDeleter());
// We don't yet support machine code emission
return true;
@ -80,22 +86,26 @@ void PPC32CodeEmitter::emitBasicBlock(MachineBasicBlock &MBB) {
emitWord(getBinaryCodeForInstr(*I));
}
unsigned PPC32CodeEmitter::getValueBit(int64_t Val, unsigned bit) {
Val >>= bit;
return (Val & 1);
int64_t PPC32CodeEmitter::getMachineOpValue(MachineInstr &MI,
MachineOperand &MO) {
abort();
return 0;
}
void *PPC32JITInfo::getJITStubForFunction(Function *F,
MachineCodeEmitter &MCE) {
assert (0 && "PPC32JITInfo::getJITStubForFunction not implemented");
std::cerr << "PPC32JITInfo::getJITStubForFunction not implemented\n";
abort();
return 0;
}
void PPC32JITInfo::replaceMachineCodeForFunction (void *Old, void *New) {
assert (0 && "PPC32JITInfo::replaceMachineCodeForFunction not implemented");
std::cerr << "PPC32JITInfo::replaceMachineCodeForFunction not implemented\n";
abort();
}
//#include "PowerPCGenCodeEmitter.inc"
#include "PPC32GenCodeEmitter.inc"
} // end llvm namespace