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Do the LiveVariables update before printing the instruction in

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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
This commit is contained in:
Dan Gohman 2008-11-12 17:15:19 +00:00
parent 4cbb3ca67d
commit 2d9716f7bf
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/TwoAddressInstructionPass.cpp
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@ -419,7 +419,6 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
}
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 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
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) {