diff options
| -rw-r--r-- | lib/CodeGen/PrologEpilogInserter.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp index 37e40c90a9..c5bc2337fd 100644 --- a/lib/CodeGen/PrologEpilogInserter.cpp +++ b/lib/CodeGen/PrologEpilogInserter.cpp @@ -211,6 +211,14 @@ void PEI::saveCallerSavedRegisters(MachineFunction &Fn) { MBB = FI; I = MBB->end(); --I; + // Skip over all terminator instructions, which are part of the return + // sequence. + MachineBasicBlock::iterator I2 = I; + while (I2 != MBB->begin() && TII.isTerminatorInstr((--I2)->getOpcode())) + I = I2; + + // Restore all registers immediately before the return and any terminators + // that preceed it. for (unsigned i = 0, e = RegsToSave.size(); i != e; ++i) { RegInfo->loadRegFromStackSlot(*MBB, I, RegsToSave[i], StackSlots[i]); assert(I != MBB->begin() && |