6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-17 21:35:07 +00:00
Code Issues Projects Releases Wiki Activity

Correctly set the isCtrl flag for chain dependencies.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59837 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-11-21 19:17:25 +00:00
parent fc626b62b8
commit 37d8b3193d
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
lib/CodeGen/ScheduleDAGInstrs.cpp
View File

@ -85,18 +85,18 @@ void ScheduleDAGInstrs::BuildSchedUnits() {
bool True = true; bool True = true;
if (!MI->isSafeToMove(TII, False)) { if (!MI->isSafeToMove(TII, False)) {
if (Chain) if (Chain)
Chain->addPred(SU, /*isCtrl=*/false, /*isArtificial=*/false); Chain->addPred(SU, /*isCtrl=*/true, /*isArtificial=*/false);
for (unsigned k = 0, m = PendingLoads.size(); k != m; ++k) for (unsigned k = 0, m = PendingLoads.size(); k != m; ++k)
PendingLoads[k]->addPred(SU, /*isCtrl=*/false, /*isArtificial=*/false); PendingLoads[k]->addPred(SU, /*isCtrl=*/true, /*isArtificial=*/false);
PendingLoads.clear(); PendingLoads.clear();
Chain = SU; Chain = SU;
} else if (!MI->isSafeToMove(TII, True)) { } else if (!MI->isSafeToMove(TII, True)) {
if (Chain) if (Chain)
Chain->addPred(SU, /*isCtrl=*/false, /*isArtificial=*/false); Chain->addPred(SU, /*isCtrl=*/true, /*isArtificial=*/false);
PendingLoads.push_back(SU); PendingLoads.push_back(SU);
} }
if (Terminator && SU->Succs.empty()) if (Terminator && SU->Succs.empty())
Terminator->addPred(SU, /*isCtrl=*/false, /*isArtificial=*/false); Terminator->addPred(SU, /*isCtrl=*/true, /*isArtificial=*/false);
if (MI->getDesc().isTerminator() || MI->isLabel()) if (MI->getDesc().isTerminator() || MI->isLabel())
Terminator = SU; Terminator = SU;