From: Jim Laskey <jlaskey@mac.com>
Date: Mon, 7 Nov 2005 19:08:53 +0000 (+0000)
Subject: Let's try ignoring resource utilization on the backward pass.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=26b91ebb63b29c94b3803b15ff1e6929f135caec;p=oota-llvm.git

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


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24231 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
index 1666f4358ad..9a5e18982d4 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAG.cpp
@@ -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;