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determine whether a change was made
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31265 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -57,13 +57,17 @@ public:
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/// ReplaceMBBInJumpTables - If Old is the target of any jump tables, update
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/// the jump tables to branch to New instead.
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void ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) {
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bool ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) {
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bool MadeChange = false;
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for (unsigned i = 0, e = JumpTables.size(); i != e; ++i) {
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MachineJumpTableEntry &JTE = JumpTables[i];
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for (unsigned j = 0, e = JTE.MBBs.size(); j != e; ++j)
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if (JTE.MBBs[j] == Old)
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if (JTE.MBBs[j] == Old) {
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JTE.MBBs[j] = New;
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MadeChange = true;
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}
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}
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return MadeChange;
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}
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/// getEntrySize - returns the size of an individual field in a jump table
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