Do the LiveVariables update before printing the instruction in
the debug output, so that the updated liveness flags are
reflected in the debug output.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59147 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index 7d9e44a..52a54eb 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -419,7 +419,6 @@
}
MachineBasicBlock::iterator prevMi = prior(mi);
- DOUT << "\t\tprepend:\t"; DEBUG(prevMi->print(*cerr.stream(), &TM));
// Update live variables for regB.
if (LV) {
@@ -434,6 +433,8 @@
if (LV->removeVirtualRegisterDead(regB, mi))
LV->addVirtualRegisterDead(regB, prevMi);
}
+
+ DOUT << "\t\tprepend:\t"; DEBUG(prevMi->print(*cerr.stream(), &TM));
// Replace all occurences of regB with regA.
for (unsigned i = 0, e = mi->getNumOperands(); i != e; ++i) {