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mips without optimize

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colden
2025-12-12 20:14:00 +08:00
parent 84827838e2
commit c94bebf37b
130 changed files with 5462 additions and 4182 deletions
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224
midend/optimize/CfgMake.java Normal file → Executable file
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@@ -1,112 +1,112 @@
package midend.optimize;
import java.util.HashSet;
import midend.llvm.instr.IrInstr;
import midend.llvm.instr.IrInstrType;
import midend.llvm.instr.JumpInstr;
import midend.llvm.value.IrBasicBlock;
import midend.llvm.value.IrFuncValue;
import midend.llvm.instr.BranchInstr;
public class CfgMake extends Optimizer {
public void optimize() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
bb.clearCfg();
}
}
makeCfg();
}
public void makeCfg() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrInstr instr : bb.getInstrs()) {
if (instr.getInstrType() == IrInstrType.BR) {
BranchInstr branchInstr = (BranchInstr) instr;
IrBasicBlock trueBlock = branchInstr.getTrueBB();
IrBasicBlock falseBlock = branchInstr.getFalseBB();
bb.addSucc(trueBlock);
bb.addSucc(falseBlock);
trueBlock.addPred(bb);
falseBlock.addPred(bb);
} else if (instr.getInstrType() == IrInstrType.JUMP) {
JumpInstr jumpInstr = (JumpInstr) instr;
IrBasicBlock jumpBlock = jumpInstr.getTargetBlock();
bb.addSucc(jumpBlock);
jumpBlock.addPred(bb);
}
}
}
}
}
public void makeDomination() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
HashSet<IrBasicBlock> canArrive = new HashSet<>();
handleArrive(func.getBBlock(0), bb, canArrive);
for (IrBasicBlock block : func.getBBlocks()) {
if (!canArrive.contains(block)) {
block.addDomied(bb);
}
}
}
}
}
public void handleArrive(IrBasicBlock entryBlock,
IrBasicBlock deleteBlock, HashSet<IrBasicBlock> canArrive) {
if (entryBlock == deleteBlock) {
return;
} else {
if (!canArrive.contains(entryBlock)) {
canArrive.add(entryBlock);
}
for (IrBasicBlock succ : entryBlock.getSuccs()) {
if (succ != deleteBlock && !canArrive.contains(succ)) {
handleArrive(succ, deleteBlock, canArrive);
}
}
}
}
public void makeDirectDomi() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrBasicBlock domi : bb.getDomied()) {
HashSet<IrBasicBlock> bbDomi = bb.getDomied();
HashSet<IrBasicBlock> domiDomi = domi.getDomied();
for (IrBasicBlock domiDomiBB : domiDomi) {
if (bbDomi.contains(domiDomiBB)) {
bbDomi.remove(domiDomiBB);
}
}
if (bbDomi.size() == 1 && bbDomi.contains(bb)) {
bb.setDirectDomi(domi);
domi.addDirectDomies(bb);
break;
}
}
}
}
}
public void makeDomiFrontier() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrBasicBlock succ : bb.getSuccs()) {
IrBasicBlock currentBB = bb;
while (!succ.getDomied().contains(currentBB) || currentBB == succ) {
currentBB.addDomiFrontier(succ);
currentBB = currentBB.getDirectDomi();
if (currentBB == null) {
break;
}
}
}
}
}
}
}
package midend.optimize;
import java.util.HashSet;
import midend.llvm.instr.IrInstr;
import midend.llvm.instr.IrInstrType;
import midend.llvm.instr.JumpInstr;
import midend.llvm.value.IrBasicBlock;
import midend.llvm.value.IrFuncValue;
import midend.llvm.instr.BranchInstr;
public class CfgMake extends Optimizer {
public void optimize() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
bb.clearCfg();
}
}
makeCfg();
}
public void makeCfg() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrInstr instr : bb.getInstrs()) {
if (instr.getInstrType() == IrInstrType.BR) {
BranchInstr branchInstr = (BranchInstr) instr;
IrBasicBlock trueBlock = branchInstr.getTrueBB();
IrBasicBlock falseBlock = branchInstr.getFalseBB();
bb.addSucc(trueBlock);
bb.addSucc(falseBlock);
trueBlock.addPred(bb);
falseBlock.addPred(bb);
} else if (instr.getInstrType() == IrInstrType.JUMP) {
JumpInstr jumpInstr = (JumpInstr) instr;
IrBasicBlock jumpBlock = jumpInstr.getTargetBlock();
bb.addSucc(jumpBlock);
jumpBlock.addPred(bb);
}
}
}
}
}
public void makeDomination() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
HashSet<IrBasicBlock> canArrive = new HashSet<>();
handleArrive(func.getBBlock(0), bb, canArrive);
for (IrBasicBlock block : func.getBBlocks()) {
if (!canArrive.contains(block)) {
block.addDomied(bb);
}
}
}
}
}
public void handleArrive(IrBasicBlock entryBlock,
IrBasicBlock deleteBlock, HashSet<IrBasicBlock> canArrive) {
if (entryBlock == deleteBlock) {
return;
} else {
if (!canArrive.contains(entryBlock)) {
canArrive.add(entryBlock);
}
for (IrBasicBlock succ : entryBlock.getSuccs()) {
if (succ != deleteBlock && !canArrive.contains(succ)) {
handleArrive(succ, deleteBlock, canArrive);
}
}
}
}
public void makeDirectDomi() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrBasicBlock domi : bb.getDomied()) {
HashSet<IrBasicBlock> bbDomi = bb.getDomied();
HashSet<IrBasicBlock> domiDomi = domi.getDomied();
for (IrBasicBlock domiDomiBB : domiDomi) {
if (bbDomi.contains(domiDomiBB)) {
bbDomi.remove(domiDomiBB);
}
}
if (bbDomi.size() == 1 && bbDomi.contains(bb)) {
bb.setDirectDomi(domi);
domi.addDirectDomies(bb);
break;
}
}
}
}
}
public void makeDomiFrontier() {
for (IrFuncValue func : getIrModule().getFuncs()) {
for (IrBasicBlock bb : func.getBBlocks()) {
for (IrBasicBlock succ : bb.getSuccs()) {
IrBasicBlock currentBB = bb;
while (!succ.getDomied().contains(currentBB) || currentBB == succ) {
currentBB.addDomiFrontier(succ);
currentBB = currentBB.getDirectDomi();
if (currentBB == null) {
break;
}
}
}
}
}
}
}

38
midend/optimize/Optimizer.java Normal file → Executable file
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@@ -1,19 +1,19 @@
package midend.optimize;
import midend.llvm.IrModule;
public class Optimizer {
private static IrModule irModule;
public void setIrModule(IrModule irModule) {
Optimizer.irModule = irModule;
}
public static IrModule getIrModule() {
return irModule;
}
public void optimize() {
}
}
package midend.optimize;
import midend.llvm.IrModule;
public class Optimizer {
private static IrModule irModule;
public void setIrModule(IrModule irModule) {
Optimizer.irModule = irModule;
}
public static IrModule getIrModule() {
return irModule;
}
public void optimize() {
}
}