From 5bd0c00b8074200184a067331f2be7e16a3a9f61 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 28 Oct 2006 18:00:05 +0000 Subject: [PATCH] determine whether a change was made git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31265 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/CodeGen/MachineJumpTableInfo.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/include/llvm/CodeGen/MachineJumpTableInfo.h b/include/llvm/CodeGen/MachineJumpTableInfo.h index 7f6c965d7cd..adf33488c16 100644 --- a/include/llvm/CodeGen/MachineJumpTableInfo.h +++ b/include/llvm/CodeGen/MachineJumpTableInfo.h @@ -57,13 +57,17 @@ public: /// ReplaceMBBInJumpTables - If Old is the target of any jump tables, update /// the jump tables to branch to New instead. - void ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) { + bool ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) { + bool MadeChange = false; for (unsigned i = 0, e = JumpTables.size(); i != e; ++i) { MachineJumpTableEntry &JTE = JumpTables[i]; for (unsigned j = 0, e = JTE.MBBs.size(); j != e; ++j) - if (JTE.MBBs[j] == Old) + if (JTE.MBBs[j] == Old) { JTE.MBBs[j] = New; + MadeChange = true; + } } + return MadeChange; } /// getEntrySize - returns the size of an individual field in a jump table -- 2.34.1