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Fix some comments 

llvm-svn: 22530
This commit is contained in:
Nate Begeman 2005-07-27 23:11:27 +00:00
parent 96cbfbbeaf
commit 594a3ba40e
2 changed files with 2 additions and 4 deletions
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4
llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp
View File

@ -1656,9 +1656,6 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
return Result;
case ISD::AND:
// FIXME: should add check in getImmediateForOpcode to return a value
// indicating the immediate is a run of set bits so we can emit a bitfield
// clear with RLWINM instead.
switch(getImmediateForOpcode(N.getOperand(1), opcode, Tmp2)) {
default: assert(0 && "unhandled result code");
case 0: // No immediate
@ -1690,6 +1687,7 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
Tmp3 = Tmp2 >> 16; // MB
Tmp2 &= 0xFFFF; // ME
// FIXME: Catch SHL-AND in addition to SRL-AND in this block.
if (N.getOperand(0).getOpcode() == ISD::SRL)
if (ConstantSDNode *SA =
dyn_cast<ConstantSDNode>(N.getOperand(0).getOperand(1))) {

2
llvm/lib/Target/PowerPC/PPC32RegisterInfo.cpp
View File

@ -263,7 +263,7 @@ void PPC32RegisterInfo::emitPrologue(MachineFunction &MF) const {
// Update frame info to pretend that this is part of the stack...
MFI->setStackSize(NumBytes);
// If , adjust stack pointer: r1 -= numbytes.
// Adjust stack pointer: r1 -= numbytes.
if (NumBytes <= 32768) {
MI=BuildMI(PPC::STWU,3).addReg(PPC::R1).addSImm(-NumBytes).addReg(PPC::R1);
MBB.insert(MBBI, MI);