commit de172ef61eab6776c1dbeb5f669e40272e388473
author Fangrui Song <maskray@google.com> Sat May 23 14:00:33 2020 -0700
committer Fangrui Song <maskray@google.com> Sat May 23 14:13:31 2020 -0700
tree 5fe082ca2963e4ab1264d90b02fe2733ac00db9a
parent a521532aa16df2c06c91488f2a4e787586f0a611

[CFIInstrInserter] Delete unneeded checks

llvm/lib/CodeGen/CFIInstrInserter.cpp

diff --git a/llvm/lib/CodeGen/CFIInstrInserter.cpp b/llvm/lib/CodeGen/CFIInstrInserter.cpp
index 548ae25..cb9f8f2 100644
--- a/llvm/lib/CodeGen/CFIInstrInserter.cpp
+++ b/llvm/lib/CodeGen/CFIInstrInserter.cpp
@@ -173,10 +173,7 @@
   // on the assumption that the first block in the function is the entry block
   // i.e. that it has initial cfa offset and register values as incoming CFA
   // information.
-  for (MachineBasicBlock &MBB : MF) {
-    if (MBBVector[MBB.getNumber()].Processed) continue;
-    updateSuccCFAInfo(MBBVector[MBB.getNumber()]);
-  }
+  updateSuccCFAInfo(MBBVector[MF.front().getNumber()]);
 }
 
 void CFIInstrInserter::calculateOutgoingCFAInfo(MBBCFAInfo &MBBInfo) {
@@ -280,9 +277,6 @@
   do {
     MachineBasicBlock *Current = Stack.pop_back_val();
     MBBCFAInfo &CurrentInfo = MBBVector[Current->getNumber()];
-    if (CurrentInfo.Processed)
-      continue;
-
     calculateOutgoingCFAInfo(CurrentInfo);
     for (auto *Succ : CurrentInfo.MBB->successors()) {
       MBBCFAInfo &SuccInfo = MBBVector[Succ->getNumber()];