ARM NEON VTBL/VTBX assembly parsing and encoding.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146691 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
index 0992782..01d772d 100644
--- a/lib/Target/ARM/ARMExpandPseudoInsts.cpp
+++ b/lib/Target/ARM/ARMExpandPseudoInsts.cpp
@@ -61,7 +61,7 @@
void ExpandVST(MachineBasicBlock::iterator &MBBI);
void ExpandLaneOp(MachineBasicBlock::iterator &MBBI);
void ExpandVTBL(MachineBasicBlock::iterator &MBBI,
- unsigned Opc, bool IsExt, unsigned NumRegs);
+ unsigned Opc, bool IsExt);
void ExpandMOV32BitImm(MachineBasicBlock &MBB,
MachineBasicBlock::iterator &MBBI);
};
@@ -637,7 +637,7 @@
/// ExpandVTBL - Translate VTBL and VTBX pseudo instructions with Q or QQ
/// register operands to real instructions with D register operands.
void ARMExpandPseudo::ExpandVTBL(MachineBasicBlock::iterator &MBBI,
- unsigned Opc, bool IsExt, unsigned NumRegs) {
+ unsigned Opc, bool IsExt) {
MachineInstr &MI = *MBBI;
MachineBasicBlock &MBB = *MI.getParent();
@@ -653,11 +653,7 @@
unsigned SrcReg = MI.getOperand(OpIdx++).getReg();
unsigned D0, D1, D2, D3;
GetDSubRegs(SrcReg, SingleSpc, TRI, D0, D1, D2, D3);
- MIB.addReg(D0).addReg(D1);
- if (NumRegs > 2)
- MIB.addReg(D2);
- if (NumRegs > 3)
- MIB.addReg(D3);
+ MIB.addReg(D0);
// Copy the other source register operand.
MIB.addOperand(MI.getOperand(OpIdx++));
@@ -1325,12 +1321,12 @@
ExpandLaneOp(MBBI);
return true;
- case ARM::VTBL2Pseudo: ExpandVTBL(MBBI, ARM::VTBL2, false, 2); return true;
- case ARM::VTBL3Pseudo: ExpandVTBL(MBBI, ARM::VTBL3, false, 3); return true;
- case ARM::VTBL4Pseudo: ExpandVTBL(MBBI, ARM::VTBL4, false, 4); return true;
- case ARM::VTBX2Pseudo: ExpandVTBL(MBBI, ARM::VTBX2, true, 2); return true;
- case ARM::VTBX3Pseudo: ExpandVTBL(MBBI, ARM::VTBX3, true, 3); return true;
- case ARM::VTBX4Pseudo: ExpandVTBL(MBBI, ARM::VTBX4, true, 4); return true;
+ case ARM::VTBL2Pseudo: ExpandVTBL(MBBI, ARM::VTBL2, false); return true;
+ case ARM::VTBL3Pseudo: ExpandVTBL(MBBI, ARM::VTBL3, false); return true;
+ case ARM::VTBL4Pseudo: ExpandVTBL(MBBI, ARM::VTBL4, false); return true;
+ case ARM::VTBX2Pseudo: ExpandVTBL(MBBI, ARM::VTBX2, true); return true;
+ case ARM::VTBX3Pseudo: ExpandVTBL(MBBI, ARM::VTBX3, true); return true;
+ case ARM::VTBX4Pseudo: ExpandVTBL(MBBI, ARM::VTBX4, true); return true;
}
return false;