6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-02-12 18:33:22 +00:00
Code Issues Projects Releases Wiki Activity

Put all debug print statements under the DEBUG() guard to make output clean so

Browse Source 
that tests can automatically diff the output.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6642 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2003-06-06 00:26:11 +00:00
parent cf614a32d5
commit 8f1222245e
1 changed files with 36 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
lib/Target/SparcV9/SparcV9CodeEmitter.cpp
View File

@ -14,15 +14,15 @@
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetData.h"
#include "Support/Statistic.h"
#include "Support/hash_set"
#include "SparcInternals.h"
#include "SparcV9CodeEmitter.h"
bool UltraSparc::addPassesToEmitMachineCode(PassManager &PM,
MachineCodeEmitter &MCE) {
//PM.add(new SparcV9CodeEmitter(MCE));
//MachineCodeEmitter *M = MachineCodeEmitter::createDebugMachineCodeEmitter();
MachineCodeEmitter *M = MachineCodeEmitter::createFilePrinterEmitter(MCE);
MachineCodeEmitter *M = &MCE;
DEBUG(MachineCodeEmitter::createFilePrinterEmitter(MCE));
PM.add(new SparcV9CodeEmitter(*this, *M));
PM.add(createMachineCodeDestructionPass()); // Free stuff no longer needed
return false;
@ -182,7 +182,7 @@ uint64_t JITResolver::insertFarJumpAtAddr(int64_t Target, uint64_t Addr) {
void JITResolver::CompilationCallback() {
uint64_t CameFrom = (uint64_t)(intptr_t)__builtin_return_address(0);
int64_t Target = (int64_t)TheJITResolver->resolveFunctionReference(CameFrom);
std::cerr << "In callback! Addr=0x" << std::hex << CameFrom << "\n";
DEBUG(std::cerr << "In callback! Addr=0x" << std::hex << CameFrom << "\n");
// Rewrite the call target... so that we don't fault every time we execute
// the call.
@ -275,8 +275,8 @@ void JITResolver::CompilationCallback() {
uint64_t JITResolver::emitStubForFunction(Function *F) {
MCE.startFunctionStub(*F, 6);
std::cerr << "Emitting stub at addr: 0x"
<< std::hex << MCE.getCurrentPCValue() << "\n";
DEBUG(std::cerr << "Emitting stub at addr: 0x"
<< std::hex << MCE.getCurrentPCValue() << "\n");
unsigned o6 = SparcIntRegClass::o6;
// save %sp, -192, %sp
@ -289,7 +289,8 @@ uint64_t JITResolver::emitStubForFunction(Function *F) {
int64_t CallTarget = (Addr-CurrPC) >> 2;
if (CallTarget >= (1 << 30) || CallTarget <= -(1 << 30)) {
std::cerr << "Call target beyond 30 bit limit of CALL: " <<CallTarget<<"\n";
std::cerr << "Call target beyond 30 bit limit of CALL: "
<< CallTarget << "\n";
abort();
}
// call CallTarget ;; invoke the callback
@ -403,30 +404,29 @@ int64_t SparcV9CodeEmitter::getMachineOpValue(MachineInstr &MI,
// or things that get fixed up later by the JIT.
if (MO.isVirtualRegister()) {
std::cerr << "ERROR: virtual register found in machine code.\n";
DEBUG(std::cerr << "ERROR: virtual register found in machine code.\n");
abort();
} else if (MO.isPCRelativeDisp()) {
std::cerr << "PCRelativeDisp: ";
DEBUG(std::cerr << "PCRelativeDisp: ");
Value *V = MO.getVRegValue();
if (BasicBlock *BB = dyn_cast<BasicBlock>(V)) {
std::cerr << "Saving reference to BB (VReg)\n";
DEBUG(std::cerr << "Saving reference to BB (VReg)\n");
unsigned* CurrPC = (unsigned*)(intptr_t)MCE.getCurrentPCValue();
BBRefs.push_back(std::make_pair(BB, std::make_pair(CurrPC, &MI)));
} else if (const Constant *C = dyn_cast<Constant>(V)) {
if (ConstantMap.find(C) != ConstantMap.end()) {
rv = (int64_t)MCE.getConstantPoolEntryAddress(ConstantMap[C]);
std::cerr << "const: 0x" << std::hex << rv
<< "\n" << std::dec;
DEBUG(std::cerr << "const: 0x" << std::hex << rv << "\n");
} else {
std::cerr << "ERROR: constant not in map:" << MO << "\n";
DEBUG(std::cerr << "ERROR: constant not in map:" << MO << "\n");
abort();
}
} else if (GlobalValue *GV = dyn_cast<GlobalValue>(V)) {
// same as MO.isGlobalAddress()
std::cerr << "GlobalValue: ";
DEBUG(std::cerr << "GlobalValue: ");
// external function calls, etc.?
if (Function *F = dyn_cast<Function>(GV)) {
std::cerr << "Function: ";
DEBUG(std::cerr << "Function: ");
if (F->isExternal()) {
// Sparc backend broken: this MO should be `ExternalSymbol'
rv = (int64_t)MCE.getGlobalValueAddress(F->getName());
@ -434,31 +434,30 @@ int64_t SparcV9CodeEmitter::getMachineOpValue(MachineInstr &MI,
rv = (int64_t)MCE.getGlobalValueAddress(F);
}
if (rv == 0) {
std::cerr << "not yet generated\n";
DEBUG(std::cerr << "not yet generated\n");
// Function has not yet been code generated!
TheJITResolver->addFunctionReference(MCE.getCurrentPCValue(), F);
// Delayed resolution...
rv = TheJITResolver->getLazyResolver(F);
} else {
std::cerr << "already generated: 0x" << std::hex << rv << "\n"
<< std::dec;
DEBUG(std::cerr << "already generated: 0x" << std::hex << rv << "\n");
}
} else {
std::cerr << "not a function: " << *GV << "\n";
DEBUG(std::cerr << "not a function: " << *GV << "\n");
abort();
}
// The real target of the call is Addr = PC + (rv * 4)
// So undo that: give the instruction (Addr - PC) / 4
if (MI.getOpcode() == V9::CALL) {
int64_t CurrPC = MCE.getCurrentPCValue();
std::cerr << "rv addr: 0x" << std::hex << rv << "\n";
std::cerr << "curr PC: 0x" << CurrPC << "\n";
DEBUG(std::cerr << "rv addr: 0x" << std::hex << rv << "\n"
<< "curr PC: 0x" << CurrPC << "\n");
rv = (rv - CurrPC) >> 2;
if (rv >= (1<<29) || rv <= -(1<<29)) {
std::cerr << "addr out of bounds for the 30-bit call: " << rv << "\n";
abort();
}
std::cerr << "returning addr: 0x" << rv << "\n" << std::dec;
DEBUG(std::cerr << "returning addr: 0x" << rv << "\n");
}
} else {
std::cerr << "ERROR: PC relative disp unhandled:" << MO << "\n";
@ -477,21 +476,21 @@ int64_t SparcV9CodeEmitter::getMachineOpValue(MachineInstr &MI,
// Find the real register number for use in an instruction
/////realReg = getRealRegNum(fakeReg, regClass, MI);
realReg = getRealRegNum(fakeReg, regType, MI);
std::cerr << MO << ": Reg[" << std::dec << fakeReg << "] = "
<< realReg << "\n";
DEBUG(std::cerr << MO << ": Reg[" << std::dec << fakeReg << "] = "
<< realReg << "\n");
rv = realReg;
} else if (MO.isImmediate()) {
rv = MO.getImmedValue();
std::cerr << "immed: " << rv << "\n";
DEBUG(std::cerr << "immed: " << rv << "\n");
} else if (MO.isGlobalAddress()) {
std::cerr << "GlobalAddress: not PC-relative\n";
DEBUG(std::cerr << "GlobalAddress: not PC-relative\n");
rv = (int64_t)
(intptr_t)getGlobalAddress(cast<GlobalValue>(MO.getVRegValue()),
MI, MO.isPCRelative());
} else if (MO.isMachineBasicBlock()) {
// Duplicate code of the above case for VirtualRegister, BasicBlock...
// It should really hit this case, but Sparc backend uses VRegs instead
std::cerr << "Saving reference to MBB\n";
DEBUG(std::cerr << "Saving reference to MBB\n");
BasicBlock *BB = MO.getMachineBasicBlock()->getBasicBlock();
unsigned* CurrPC = (unsigned*)(intptr_t)MCE.getCurrentPCValue();
BBRefs.push_back(std::make_pair(BB, std::make_pair(CurrPC, &MI)));
@ -537,9 +536,9 @@ unsigned SparcV9CodeEmitter::getValueBit(int64_t Val, unsigned bit) {
bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
MCE.startFunction(MF);
std::cerr << "Starting function " << MF.getFunction()->getName()
DEBUG(std::cerr << "Starting function " << MF.getFunction()->getName()
<< ", address: " << "0x" << std::hex
<< (long)MCE.getCurrentPCValue() << "\n";
<< (long)MCE.getCurrentPCValue() << "\n");
// The Sparc backend does not use MachineConstantPool;
// instead, it has its own constant pool implementation.
@ -551,7 +550,8 @@ bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
{
Constant *C = (Constant*)*I;
unsigned idx = MCP.getConstantPoolIndex(C);
std::cerr << "Mapping constant 0x" << (intptr_t)C << " to " << idx << "\n";
DEBUG(std::cerr << "Mapping constant 0x" << (intptr_t)C << " to "
<< idx << "\n");
ConstantMap[C] = idx;
}
MCE.emitConstantPool(&MCP);
@ -560,14 +560,15 @@ bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
emitBasicBlock(*I);
MCE.finishFunction(MF);
std::cerr << "Finishing function " << MF.getFunction()->getName() << "\n";
DEBUG(std::cerr << "Finishing function " << MF.getFunction()->getName()
<< "\n");
ConstantMap.clear();
for (unsigned i = 0, e = BBRefs.size(); i != e; ++i) {
long Location = BBLocations[BBRefs[i].first];
unsigned *Ref = BBRefs[i].second.first;
MachineInstr *MI = BBRefs[i].second.second;
std::cerr << "Fixup @" << std::hex << Ref << " to " << Location
<< " in instr: " << std::dec << *MI << "\n";
DEBUG(std::cerr << "Fixup @" << std::hex << Ref << " to " << Location
<< " in instr: " << std::dec << *MI << "\n");
}
// Resolve branches to BasicBlocks for the entire function
@ -575,7 +576,7 @@ bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
long Location = BBLocations[BBRefs[i].first];
unsigned *Ref = BBRefs[i].second.first;
MachineInstr *MI = BBRefs[i].second.second;
std::cerr << "attempting to resolve BB: " << i << "\n";
DEBUG(std::cerr << "attempting to resolve BB: " << i << "\n");
for (unsigned ii = 0, ee = MI->getNumOperands(); ii != ee; ++ii) {
MachineOperand &op = MI->getOperand(ii);
if (op.isPCRelativeDisp()) {
@ -596,7 +597,7 @@ bool SparcV9CodeEmitter::runOnMachineFunction(MachineFunction &MF) {
else if (hiBits32) { MI->setOperandHi32(ii); }
else if (loBits64) { MI->setOperandLo64(ii); }
else if (hiBits64) { MI->setOperandHi64(ii); }
std::cerr << "Rewrote BB ref: ";
DEBUG(std::cerr << "Rewrote BB ref: ");
unsigned fixedInstr = SparcV9CodeEmitter::getBinaryCodeForInstr(*MI);
*Ref = fixedInstr;
break;