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authorAkira Hatanaka <ahatanaka@mips.com>2013-03-30 01:42:24 +0000
committerAkira Hatanaka <ahatanaka@mips.com>2013-03-30 01:42:24 +0000
commitd593a77b4cf3b81cd657e351e47cad25ee037ce1 (patch)
treeb46c30970cbc5aa535599e0fdbe66b2a77c05c31 /lib/Target/Mips/MipsSEISelLowering.h
parentf5926fd844a84adcf1ae4f193146f2877997b82c (diff)
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[mips] Move the code which does dag-combine for multiply-add/sub nodes to
derived class MipsSETargetLowering. We shouldn't be generating madd/msub nodes if target is Mips16, since Mips16 doesn't have support for multipy-add/sub instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178404 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsSEISelLowering.h')
-rw-r--r--lib/Target/Mips/MipsSEISelLowering.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsSEISelLowering.h b/lib/Target/Mips/MipsSEISelLowering.h
index 8f9dc90aed..186f6a343d 100644
--- a/lib/Target/Mips/MipsSEISelLowering.h
+++ b/lib/Target/Mips/MipsSEISelLowering.h
@@ -26,6 +26,8 @@ namespace llvm {
virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
+ virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const;
+
virtual MachineBasicBlock *
EmitInstrWithCustomInserter(MachineInstr *MI, MachineBasicBlock *MBB) const;