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-rw-r--r--llvm/lib/CodeGen/TwoAddressInstructionPass.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
index bd12f921328..df33a94ca76 100644
--- a/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/llvm/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -1758,10 +1758,6 @@ bool TwoAddressInstructionPass::EliminateRegSequences() {
if (MO.isReg() && MO.isDef() && MO.getReg() == DstReg)
MO.setIsUndef();
}
- // Make sure there is a full non-subreg imp-def operand on the
- // instruction. This shouldn't be necessary, but it seems that at least
- // RAFast requires it.
- Def->addRegisterDefined(DstReg, TRI);
DEBUG(dbgs() << "First def: " << *Def);
}
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