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clean this up.

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llvm-svn: 97870
This commit is contained in:
Chris Lattner 2010-03-06 07:02:28 +00:00
parent b2ed5cb501
commit 8e294fcf0a
1 changed files with 7 additions and 6 deletions
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13
lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
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@ -204,9 +204,10 @@ bool SparcAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI,
/// isBlockOnlyReachableByFallthough - Return true if the basic block has
/// exactly one predecessor and the control transfer mechanism between
/// the predecessor and this block is a fall-through.
/// Override AsmPrinter implementation to handle delay slots
bool SparcAsmPrinter::isBlockOnlyReachableByFallthrough(const MachineBasicBlock *MBB)
const {
///
/// This overrides AsmPrinter's implementation to handle delay slots.
bool SparcAsmPrinter::
isBlockOnlyReachableByFallthrough(const MachineBasicBlock *MBB) const {
// If this is a landing pad, it isn't a fall through. If it has no preds,
// then nothing falls through to it.
if (MBB->isLandingPad() || MBB->pred_empty())
@ -224,10 +225,10 @@ bool SparcAsmPrinter::isBlockOnlyReachableByFallthrough(const MachineBasicBlock
if (!Pred->isLayoutSuccessor(MBB))
return false;
// Check if the last terminator is an unconditional branch
// Check if the last terminator is an unconditional branch.
MachineBasicBlock::const_iterator I = Pred->end();
while( I != Pred->begin() && !(--I)->getDesc().isTerminator() )
; /* Noop */
while (I != Pred->begin() && !(--I)->getDesc().isTerminator())
; // Noop
return I == Pred->end() || !I->getDesc().isBarrier();
}