[PATCH] D148139: [BranchRelaxation] Correct JumpToFT value

[Anshil Gandhi via Phabricator via llvm-commits]

gandhi21299 updated this revision to Diff 512884.
gandhi21299 added a comment.

- Applied clang-format


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148139/new/

https://reviews.llvm.org/D148139

Files:
  llvm/include/llvm/CodeGen/MachineBasicBlock.h
  llvm/lib/CodeGen/MachineBasicBlock.cpp


Index: llvm/lib/CodeGen/MachineBasicBlock.cpp
===================================================================
--- llvm/lib/CodeGen/MachineBasicBlock.cpp
+++ llvm/lib/CodeGen/MachineBasicBlock.cpp
@@ -975,8 +975,8 @@
 
   // If there is some explicit branch to the fallthrough block, it can obviously
   // reach, even though the branch should get folded to fall through implicitly.
-  if (!JumpToFallThrough && (MachineFunction::iterator(TBB) == Fallthrough ||
-                           MachineFunction::iterator(FBB) == Fallthrough))
+  if (JumpToFallThrough && (MachineFunction::iterator(TBB) == Fallthrough ||
+                            MachineFunction::iterator(FBB) == Fallthrough))
     return &*Fallthrough;
 
   // If it's an unconditional branch to some block not the fall through, it
Index: llvm/include/llvm/CodeGen/MachineBasicBlock.h
===================================================================
--- llvm/include/llvm/CodeGen/MachineBasicBlock.h
+++ llvm/include/llvm/CodeGen/MachineBasicBlock.h
@@ -796,12 +796,12 @@
   /// it. If an explicit branch to the fallthrough block is not allowed,
   /// set JumpToFallThrough to be false. Non-null return is a conservative
   /// answer.
-  MachineBasicBlock *getFallThrough(bool JumpToFallThrough = false);
+  MachineBasicBlock *getFallThrough(bool JumpToFallThrough = true);
 
   /// Return the fallthrough block if the block can implicitly
   /// transfer control to it's successor, whether by a branch or
   /// a fallthrough. Non-null return is a conservative answer.
-  MachineBasicBlock *getLogicalFallThrough() { return getFallThrough(true); }
+  MachineBasicBlock *getLogicalFallThrough() { return getFallThrough(false); }
 
   /// Return true if the block can implicitly transfer control to the
   /// block after it by falling off the end of it.  This should return


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