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Fix 80-col. violations in PPCCTRLoops

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177296 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel 2013-03-18 17:40:46 +00:00
parent 9887ec31e6
commit e39b107c46
1 changed files with 8 additions and 6 deletions
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14
lib/Target/PowerPC/PPCCTRLoops.cpp
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@ -425,7 +425,8 @@ CountValue *PPCCTRLoops::getTripCount(MachineLoop *L,
DefInstr->getOpcode() == PPC::LI)) {
DEBUG(dbgs() << " initial constant: " << *DefInstr);
int64_t count = ImmVal - int64_t(short(DefInstr->getOperand(1).getImm()));
int64_t count = ImmVal -
int64_t(short(DefInstr->getOperand(1).getImm()));
if ((count % iv_value) != 0) {
return 0;
}
@ -443,8 +444,8 @@ CountValue *PPCCTRLoops::getTripCount(MachineLoop *L,
}
// FIXME: handle non-zero end value.
}
// FIXME: handle non-unit increments (we might not want to introduce division
// but we can handle some 2^n cases with shifts).
// FIXME: handle non-unit increments (we might not want to introduce
// division but we can handle some 2^n cases with shifts).
}
}
@ -515,9 +516,10 @@ bool PPCCTRLoops::isDead(const MachineInstr *MI,
if (MO.isReg() && MO.isDef()) {
unsigned Reg = MO.getReg();
if (!MRI->use_nodbg_empty(Reg)) {
// This instruction has users, but if the only user is the phi node for the
// parent block, and the only use of that phi node is this instruction, then
// this instruction is dead: both it (and the phi node) can be removed.
// This instruction has users, but if the only user is the phi node for
// the parent block, and the only use of that phi node is this
// instruction, then this instruction is dead: both it (and the phi
// node) can be removed.
MachineRegisterInfo::use_iterator I = MRI->use_begin(Reg);
if (llvm::next(I) == MRI->use_end() &&
I.getOperand().getParent()->isPHI()) {