Changes in directory llvm/lib/CodeGen/SelectionDAG:
DAGCombiner.cpp updated: 1.150 -> 1.151
---
Log message:
Remove a bogus transformation. This fixes
SingleSource/UnitTests/2006-01-23-InitializedBitField.c
with some changes I have to the new CFE.
---
Diffs of the changes: (+0 -7)
DAGCombiner.cpp | 7 -------
1 files changed, 7 deletions(-)
Index: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.150
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.151
--- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.150 Fri Apr 21 10:32:26 2006
+++ llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp Fri Apr 28 18:33:20 2006
@@ -1899,13 +1899,6 @@
// fold (sext_in_reg x) -> (zext_in_reg x) if the sign bit is zero
if (TLI.MaskedValueIsZero(N0, 1ULL << (EVTBits-1)))
return DAG.getZeroExtendInReg(N0, EVT);
- // fold (sext_in_reg (srl x)) -> sra x
- if (N0.getOpcode() == ISD::SRL &&
- N0.getOperand(1).getOpcode() == ISD::Constant &&
- cast<ConstantSDNode>(N0.getOperand(1))->getValue() == EVTBits) {
- return DAG.getNode(ISD::SRA, N0.getValueType(), N0.getOperand(0),
- N0.getOperand(1));
- }
// fold (sext_inreg (extload x)) -> (sextload x)
if (N0.getOpcode() == ISD::EXTLOAD &&
EVT == cast<VTSDNode>(N0.getOperand(3))->getVT() &&
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