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llvm-svn: 121238
This commit is contained in:
Evan Cheng 2010-12-08 06:29:02 +00:00
parent 5e0ab134c6
commit 9d54ae6332
1 changed files with 11 additions and 8 deletions
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19
llvm/lib/Target/ARM/ARMFrameInfo.cpp
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@ -529,10 +529,11 @@ void ARMFrameInfo::emitPushInst(MachineBasicBlock &MBB,
if (isKill)
MBB.addLiveIn(Reg);
if (NoGap && LastReg) {
if (LastReg != Reg-1)
break;
}
// If NoGap is true, pop consecutive registers and then leave the rest
// for other instructions. e.g.
// vpush {d8, d10, d11} -> vpush {d8}, vpop {d10, d11}
if (NoGap && LastReg && LastReg != Reg-1)
break;
LastReg = Reg;
Regs.push_back(std::make_pair(Reg, isKill));
}
@ -574,10 +575,12 @@ void ARMFrameInfo::emitPopInst(MachineBasicBlock &MBB,
DeleteRet = true;
}
if (NoGap && LastReg) {
if (LastReg != Reg-1)
break;
}
// If NoGap is true, pop consecutive registers and then leave the rest
// for other instructions. e.g.
// vpop {d8, d10, d11} -> vpop {d8}, vpop {d10, d11}
if (NoGap && LastReg && LastReg != Reg-1)
break;
LastReg = Reg;
Regs.push_back(Reg);
}