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llvm-svn: 29889
2006-08-25 23:29:06 +00:00 · 2006-08-25 23:29:06 +00:00 · 1b200574ad
parent fb96c74874
commit 1b200574ad
1 changed files with 1 additions and 0 deletions
--- a/llvm/lib/Target/PowerPC/PPCBranchSelector.cpp
+++ b/llvm/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);
        }