Changes in directory llvm/lib/CodeGen:
RegAllocLinearScan.cpp updated: 1.137 -> 1.138
---
Log message:
Do not add livein's to entry MBB twice.
---
Diffs of the changes: (+3 -2)
RegAllocLinearScan.cpp | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
Index: llvm/lib/CodeGen/RegAllocLinearScan.cpp
diff -u llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.137
llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.138
--- llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.137 Fri Feb 16 03:05:02 2007
+++ llvm/lib/CodeGen/RegAllocLinearScan.cpp Sat Feb 17 05:11:27 2007
@@ -292,8 +292,9 @@
}
// A brute force way of adding live-ins to every BB.
- for (MachineFunction::iterator MBB = mf_->begin(), E = mf_->end();
- MBB != E; ++MBB) {
+ MachineFunction::iterator MBB = mf_->begin();
+ ++MBB; // Skip entry MBB.
+ for (MachineFunction::iterator E = mf_->end(); MBB != E; ++MBB) {
unsigned StartIdx = li_->getMBBStartIdx(MBB->getNumber());
for (IntervalPtrs::iterator i = fixed_.begin(), e = fixed_.end();
i != e; ++i)
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