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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29889 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCBranchSelector.cpp b/lib/Target/PowerPC/PPCBranchSelector.cpp
index 78932a9a766e510d0f3e80fc2626bb8a35b1abcd..08c39311fed44e9bffc820bd4cf87aa4e4dd838e 100644 (file)
--- a/lib/Target/PowerPC/PPCBranchSelector.cpp
+++ b/lib/Target/PowerPC/PPCBranchSelector.cpp
@@ -133,6 +133,7 @@ bool PPCBSel::runOnMachineFunction(MachineFunction &Fn) {
         if (Displacement >= -32768 && Displacement <= 32767) {
           BuildMI(*MBB, MBBJ, Opcode, 2).addReg(CRReg).addMBB(trueMBB);
         } else {
+          // Long branch, skip next branch instruction (i.e. $PC+8).
           BuildMI(*MBB, MBBJ, Inverted, 2).addReg(CRReg).addImm(2);
           BuildMI(*MBB, MBBJ, PPC::B, 1).addMBB(trueMBB);
         }