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[PBQP] Fix transposed worst row/column check in handleAdd/RemoveNode in the PBQP

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allocator.

Patch by Jonas Paulsson. Thanks Jonas!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227628 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames 2015-01-30 22:28:49 +00:00
parent 2048ee38ab
commit 4bde7909b4
1 changed files with 2 additions and 2 deletions
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4
include/llvm/CodeGen/RegAllocPBQP.h
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@ -248,7 +248,7 @@ public:
void setReductionState(ReductionState RS) { this->RS = RS; }
void handleAddEdge(const MatrixMetadata& MD, bool Transpose) {
DeniedOpts += Transpose ? MD.getWorstCol() : MD.getWorstRow();
DeniedOpts += Transpose ? MD.getWorstRow() : MD.getWorstCol();
const bool* UnsafeOpts =
Transpose ? MD.getUnsafeCols() : MD.getUnsafeRows();
for (unsigned i = 0; i < NumOpts; ++i)
@ -256,7 +256,7 @@ public:
}
void handleRemoveEdge(const MatrixMetadata& MD, bool Transpose) {
DeniedOpts -= Transpose ? MD.getWorstCol() : MD.getWorstRow();
DeniedOpts -= Transpose ? MD.getWorstRow() : MD.getWorstCol();
const bool* UnsafeOpts =
Transpose ? MD.getUnsafeCols() : MD.getUnsafeRows();
for (unsigned i = 0; i < NumOpts; ++i)