cl::init(true), cl::Hidden);
#ifndef NDEBUG
+static cl::opt<std::string>
+FilterDAGBasicBlockName("filter-view-dags", cl::Hidden,
+ cl::desc("Only display the basic block whose name "
+ "matches this for all view-*-dags options"));
static cl::opt<bool>
ViewDAGCombine1("view-dag-combine1-dags", cl::Hidden,
cl::desc("Pop up a window to show dags before the first "
std::string BlockName;
int BlockNumber = -1;
(void)BlockNumber;
+ bool MatchFilterBB = false; (void)MatchFilterBB;
+#ifndef NDEBUG
+ MatchFilterBB = (!FilterDAGBasicBlockName.empty() &&
+ FilterDAGBasicBlockName ==
+ FuncInfo->MBB->getBasicBlock()->getName().str());
+#endif
#ifdef NDEBUG
if (ViewDAGCombine1 || ViewLegalizeTypesDAGs || ViewLegalizeDAGs ||
ViewDAGCombine2 || ViewDAGCombineLT || ViewISelDAGs || ViewSchedDAGs ||
DEBUG(dbgs() << "Initial selection DAG: BB#" << BlockNumber
<< " '" << BlockName << "'\n"; CurDAG->dump());
- if (ViewDAGCombine1) CurDAG->viewGraph("dag-combine1 input for " + BlockName);
+ if (ViewDAGCombine1 && MatchFilterBB)
+ CurDAG->viewGraph("dag-combine1 input for " + BlockName);
// Run the DAG combiner in pre-legalize mode.
{
// Second step, hack on the DAG until it only uses operations and types that
// the target supports.
- if (ViewLegalizeTypesDAGs) CurDAG->viewGraph("legalize-types input for " +
- BlockName);
+ if (ViewLegalizeTypesDAGs && MatchFilterBB)
+ CurDAG->viewGraph("legalize-types input for " + BlockName);
bool Changed;
{
CurDAG->NewNodesMustHaveLegalTypes = true;
if (Changed) {
- if (ViewDAGCombineLT)
+ if (ViewDAGCombineLT && MatchFilterBB)
CurDAG->viewGraph("dag-combine-lt input for " + BlockName);
// Run the DAG combiner in post-type-legalize mode.
CurDAG->LegalizeTypes();
}
- if (ViewDAGCombineLT)
+ if (ViewDAGCombineLT && MatchFilterBB)
CurDAG->viewGraph("dag-combine-lv input for " + BlockName);
// Run the DAG combiner in post-type-legalize mode.
<< BlockNumber << " '" << BlockName << "'\n"; CurDAG->dump());
}
- if (ViewLegalizeDAGs) CurDAG->viewGraph("legalize input for " + BlockName);
+ if (ViewLegalizeDAGs && MatchFilterBB)
+ CurDAG->viewGraph("legalize input for " + BlockName);
{
NamedRegionTimer T("DAG Legalization", GroupName, TimePassesIsEnabled);
DEBUG(dbgs() << "Legalized selection DAG: BB#" << BlockNumber
<< " '" << BlockName << "'\n"; CurDAG->dump());
- if (ViewDAGCombine2) CurDAG->viewGraph("dag-combine2 input for " + BlockName);
+ if (ViewDAGCombine2 && MatchFilterBB)
+ CurDAG->viewGraph("dag-combine2 input for " + BlockName);
// Run the DAG combiner in post-legalize mode.
{
if (OptLevel != CodeGenOpt::None)
ComputeLiveOutVRegInfo();
- if (ViewISelDAGs) CurDAG->viewGraph("isel input for " + BlockName);
+ if (ViewISelDAGs && MatchFilterBB)
+ CurDAG->viewGraph("isel input for " + BlockName);
// Third, instruction select all of the operations to machine code, adding the
// code to the MachineBasicBlock.
DEBUG(dbgs() << "Selected selection DAG: BB#" << BlockNumber
<< " '" << BlockName << "'\n"; CurDAG->dump());
- if (ViewSchedDAGs) CurDAG->viewGraph("scheduler input for " + BlockName);
+ if (ViewSchedDAGs && MatchFilterBB)
+ CurDAG->viewGraph("scheduler input for " + BlockName);
// Schedule machine code.
ScheduleDAGSDNodes *Scheduler = CreateScheduler();
Scheduler->Run(CurDAG, FuncInfo->MBB);
}
- if (ViewSUnitDAGs) Scheduler->viewGraph();
+ if (ViewSUnitDAGs && MatchFilterBB) Scheduler->viewGraph();
// Emit machine code to BB. This can change 'BB' to the last block being
// inserted into.