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Let's try ignoring resource utilization on the backward pass.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24231 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey 2005-11-07 19:08:53 +00:00
parent d525df3c27
commit 26b91ebb63
1 changed files with 2 additions and 0 deletions
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lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
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@ -908,9 +908,11 @@ void SimpleSched::ScheduleBackward() {
// If independent of others (or first entry)
if (Slot == NotFound) Slot = 0;
#if 0 // FIXME - measure later
// Find a slot where the needed resources are available
if (NI->StageBegin != NI->StageEnd)
Slot = Tally.FindAndReserve(Slot, NI->StageBegin, NI->StageEnd);
#endif
// Set node slot
NI->Slot = Slot;