void Graph::dump(CodeBlock* codeBlock)
{
for (size_t b = 0; b < m_blocks.size(); ++b) {
BasicBlock* block = m_blocks[b].get();
printf("Block #%u (bc#%u): %s%s\n", (int)b, block->bytecodeBegin, block->isReachable ? "" : " (skipped)", block->isOSRTarget ? " (OSR target)" : "");
printf(" vars before: ");
if (block->cfaHasVisited)
dumpOperands(block->valuesAtHead, stdout);
else
printf("<empty>");
printf("\n");
printf(" var links: ");
dumpOperands(block->variablesAtHead, stdout);
printf("\n");
for (size_t i = block->begin; i < block->end; ++i)
dump(i, codeBlock);
printf(" vars after: ");
if (block->cfaHasVisited)
dumpOperands(block->valuesAtTail, stdout);
else
printf("<empty>");
printf("\n");
}
printf("Phi Nodes:\n");
for (size_t i = m_blocks.last()->end; i < size(); ++i)
dump(i, codeBlock);
}
void Graph::dump()
{
NodeIndex lastNodeIndex = NoNode;
for (size_t b = 0; b < m_blocks.size(); ++b) {
BasicBlock* block = m_blocks[b].get();
if (!block)
continue;
dumpBlockHeader("", b, DumpAllPhis);
dataLog(" vars before: ");
if (block->cfaHasVisited)
dumpOperands(block->valuesAtHead, WTF::dataFile());
else
dataLog("<empty>");
dataLog("\n");
dataLog(" var links: ");
dumpOperands(block->variablesAtHead, WTF::dataFile());
dataLog("\n");
for (size_t i = 0; i < block->size(); ++i) {
dumpCodeOrigin("", lastNodeIndex, block->at(i));
dump("", block->at(i));
lastNodeIndex = block->at(i);
}
dataLog(" vars after: ");
if (block->cfaHasVisited)
dumpOperands(block->valuesAtTail, WTF::dataFile());
else
dataLog("<empty>");
dataLog("\n");
dataLog(" var links: ");
dumpOperands(block->variablesAtTail, WTF::dataFile());
dataLog("\n");
}
}
void performBlockCFA(BlockIndex blockIndex)
{
BasicBlock* block = m_graph.m_blocks[blockIndex].get();
if (!block)
return;
if (!block->cfaShouldRevisit)
return;
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
dataLogF(" Block #%u (bc#%u):\n", blockIndex, block->bytecodeBegin);
#endif
m_state.beginBasicBlock(block);
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
dataLogF(" head vars: ");
dumpOperands(block->valuesAtHead, WTF::dataFile());
dataLogF("\n");
#endif
for (unsigned i = 0; i < block->size(); ++i) {
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
Node* node = block->at(i);
dataLogF(" %s @%u: ", Graph::opName(node->op()), node->index());
m_state.dump(WTF::dataFile());
dataLogF("\n");
#endif
if (!m_state.execute(i)) {
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
dataLogF(" Expect OSR exit.\n");
#endif
break;
}
}
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
dataLogF(" tail regs: ");
m_state.dump(WTF::dataFile());
dataLogF("\n");
#endif
m_changed |= m_state.endBasicBlock(AbstractState::MergeToSuccessors);
#if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE)
dataLogF(" tail vars: ");
dumpOperands(block->valuesAtTail, WTF::dataFile());
dataLogF("\n");
#endif
}