Changes in directory llvm/lib/CodeGen/SelectionDAG:
ScheduleDAGList.cpp updated: 1.17 -> 1.18
---
Log message:
Remove some code that doesn't make sense
---
Diffs of the changes: (+5 -12)
ScheduleDAGList.cpp | 17 +++++------------
1 files changed, 5 insertions(+), 12 deletions(-)
Index: llvm/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp:1.17
llvm/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp:1.18
--- llvm/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp:1.17 Mon Mar 6
00:08:54 2006
+++ llvm/lib/CodeGen/SelectionDAG/ScheduleDAGList.cpp Mon Mar 6 01:31:44 2006
@@ -120,8 +120,6 @@
/// Sorting functions for the Available queue.
struct ls_rr_sort : public std::binary_function<SUnit*, SUnit*, bool> {
bool operator()(const SUnit* left, const SUnit* right) const {
- bool LFloater = (left ->Preds.size() == 0);
- bool RFloater = (right->Preds.size() == 0);
int LBonus = (int)left ->isDefNUseOperand;
int RBonus = (int)right->isDefNUseOperand;
@@ -144,19 +142,14 @@
int LPriority2 = left ->SethiUllman + LBonus;
int RPriority2 = right->SethiUllman + RBonus;
- // Favor floaters (i.e. node with no non-passive predecessors):
- // e.g. MOV32ri.
- if (!LFloater && RFloater)
+ if (LPriority1 > RPriority1)
return true;
- else if (LFloater == RFloater)
- if (LPriority1 > RPriority1)
+ else if (LPriority1 == RPriority1)
+ if (LPriority2 < RPriority2)
return true;
- else if (LPriority1 == RPriority1)
- if (LPriority2 < RPriority2)
+ else if (LPriority2 == RPriority2)
+ if (left->CycleBound > right->CycleBound)
return true;
- else if (LPriority2 == RPriority2)
- if (left->CycleBound > right->CycleBound)
- return true;
return false;
}
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