RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-01-31 20:51:52 +01:00
Code Issues Projects Releases Wiki Activity

[NFC] Clean up always false variables

Browse Source 
Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D89023
This commit is contained in:
Arthur Eubanks 2020-10-07 19:35:39 -07:00
parent c9ef46b36e
commit eaf36d0bb9
2 changed files with 14 additions and 38 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/llvm/Analysis/RegionPass.h
View File

@ -85,8 +85,6 @@ protected:
/// The pass manager to schedule RegionPasses.
class RGPassManager : public FunctionPass, public PMDataManager {
std::deque<Region*> RQ;
bool skipThisRegion;
bool redoThisRegion;
RegionInfo *RI;
Region *CurrentRegion;

50
lib/Analysis/RegionPass.cpp
View File

@ -31,8 +31,6 @@ char RGPassManager::ID = 0;
RGPassManager::RGPassManager()
: FunctionPass(ID), PMDataManager() {
skipThisRegion = false;
redoThisRegion = false;
RI = nullptr;
CurrentRegion = nullptr;
}
@ -76,8 +74,6 @@ bool RGPassManager::runOnFunction(Function &F) {
while (!RQ.empty()) {
CurrentRegion = RQ.back();
skipThisRegion = false;
redoThisRegion = false;
// Run all passes on the current Region.
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
@ -115,54 +111,36 @@ bool RGPassManager::runOnFunction(Function &F) {
if (isPassDebuggingExecutionsOrMore()) {
if (LocalChanged)
dumpPassInfo(P, MODIFICATION_MSG, ON_REGION_MSG,
skipThisRegion ? "<deleted>" :
CurrentRegion->getNameStr());
dumpPreservedSet(P);
}
if (!skipThisRegion) {
// Manually check that this region is still healthy. This is done
// instead of relying on RegionInfo::verifyRegion since RegionInfo
// is a function pass and it's really expensive to verify every
// Region in the function every time. That level of checking can be
// enabled with the -verify-region-info option.
{
TimeRegion PassTimer(getPassTimer(P));
CurrentRegion->verifyRegion();
}
// Then call the regular verifyAnalysis functions.
verifyPreservedAnalysis(P);
// Manually check that this region is still healthy. This is done
// instead of relying on RegionInfo::verifyRegion since RegionInfo
// is a function pass and it's really expensive to verify every
// Region in the function every time. That level of checking can be
// enabled with the -verify-region-info option.
{
TimeRegion PassTimer(getPassTimer(P));
CurrentRegion->verifyRegion();
}
// Then call the regular verifyAnalysis functions.
verifyPreservedAnalysis(P);
if (LocalChanged)
removeNotPreservedAnalysis(P);
recordAvailableAnalysis(P);
removeDeadPasses(P,
(!isPassDebuggingExecutionsOrMore() || skipThisRegion) ?
"<deleted>" : CurrentRegion->getNameStr(),
(!isPassDebuggingExecutionsOrMore())
? "<deleted>"
: CurrentRegion->getNameStr(),
ON_REGION_MSG);
if (skipThisRegion)
// Do not run other passes on this region.
break;
}
// If the region was deleted, release all the region passes. This frees up
// some memory, and avoids trouble with the pass manager trying to call
// verifyAnalysis on them.
if (skipThisRegion)
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
Pass *P = getContainedPass(Index);
freePass(P, "<deleted>", ON_REGION_MSG);
}
// Pop the region from queue after running all passes.
RQ.pop_back();
if (redoThisRegion)
RQ.push_back(CurrentRegion);
// Free all region nodes created in region passes.
RI->clearNodeCache();
}