[llvm-branch-commits] [llvm] 85d6af3 - [CodeGen] Use pred_empty (NFC)

[Kazu Hirata via llvm-branch-commits]

Author: Kazu Hirata
Date: 2020-11-22T22:16:13-08:00
New Revision: 85d6af393c6e9ff8437e567dbf9e40d2026b7bc8

URL: https://github.com/llvm/llvm-project/commit/85d6af393c6e9ff8437e567dbf9e40d2026b7bc8
DIFF: https://github.com/llvm/llvm-project/commit/85d6af393c6e9ff8437e567dbf9e40d2026b7bc8.diff

LOG: [CodeGen] Use pred_empty (NFC)

Added: 
    

Modified: 
    llvm/lib/CodeGen/CodeGenPrepare.cpp
    llvm/lib/CodeGen/WasmEHPrepare.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp
index 825d3ee520fc..4ddfe0ad48c7 100644
--- a/llvm/lib/CodeGen/CodeGenPrepare.cpp
+++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp
@@ -559,7 +559,7 @@ bool CodeGenPrepare::runOnFunction(Function &F) {
 
       for (SmallVectorImpl<BasicBlock*>::iterator
              II = Successors.begin(), IE = Successors.end(); II != IE; ++II)
-        if (pred_begin(*II) == pred_end(*II))
+        if (pred_empty(*II))
           WorkList.insert(*II);
     }
 
@@ -573,7 +573,7 @@ bool CodeGenPrepare::runOnFunction(Function &F) {
 
       for (SmallVectorImpl<BasicBlock*>::iterator
              II = Successors.begin(), IE = Successors.end(); II != IE; ++II)
-        if (pred_begin(*II) == pred_end(*II))
+        if (pred_empty(*II))
           WorkList.insert(*II);
     }
 
@@ -2300,7 +2300,7 @@ bool CodeGenPrepare::dupRetToEnableTailCallOpts(BasicBlock *BB, bool &ModifiedDT
   }
 
   // If we eliminated all predecessors of the block, delete the block now.
-  if (Changed && !BB->hasAddressTaken() && pred_begin(BB) == pred_end(BB))
+  if (Changed && !BB->hasAddressTaken() && pred_empty(BB))
     BB->eraseFromParent();
 
   return Changed;

diff  --git a/llvm/lib/CodeGen/WasmEHPrepare.cpp b/llvm/lib/CodeGen/WasmEHPrepare.cpp
index 44f4fe2ff9b1..171ba78203ec 100644
--- a/llvm/lib/CodeGen/WasmEHPrepare.cpp
+++ b/llvm/lib/CodeGen/WasmEHPrepare.cpp
@@ -169,7 +169,7 @@ static void eraseDeadBBsAndChildren(const Container &BBs, DomTreeUpdater *DTU) {
   SmallVector<BasicBlock *, 8> WL(BBs.begin(), BBs.end());
   while (!WL.empty()) {
     auto *BB = WL.pop_back_val();
-    if (pred_begin(BB) != pred_end(BB))
+    if (!pred_empty(BB))
       continue;
     WL.append(succ_begin(BB), succ_end(BB));
     DeleteDeadBlock(BB, DTU);