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R600/SI: Remove apparently dead code in legalizeOperands 

No tests hit this, and I don't see any way a GlobalAddress
node would survive beyond lowering on SI. It it would, the
move should probably be inserted by selection.

llvm-svn: 218526
This commit is contained in:
Matt Arsenault 2014-09-26 17:54:38 +00:00
parent 472b05b36c
commit e50c1c4a64
1 changed files with 0 additions and 8 deletions
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8
llvm/lib/Target/R600/SIISelLowering.cpp
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@ -1790,14 +1790,6 @@ SDNode *SITargetLowering::legalizeOperands(MachineSDNode *Node,
ensureSRegLimit(DAG, Ops[i], RegClass, ScalarSlotUsed); ensureSRegLimit(DAG, Ops[i], RegClass, ScalarSlotUsed);
} }
continue; continue;
} else {
// If it's not a VSrc or SSrc operand check if we have a GlobalAddress.
// These will be lowered to immediates, so we will need to insert a MOV.
if (isa<GlobalAddressSDNode>(Ops[i])) {
SDNode *Node = DAG.getMachineNode(AMDGPU::V_MOV_B32_e32, SDLoc(),
Operand.getValueType(), Operand);
Ops[i] = SDValue(Node, 0);
}
} }
if (i == 1 && DescRev && fitsRegClass(DAG, Ops[0], RegClass)) { if (i == 1 && DescRev && fitsRegClass(DAG, Ops[0], RegClass)) {