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Fix unused function warning

This commit is contained in:
Vitaly Buka 2020-03-16 19:45:36 -07:00
parent f0714cbb6a
commit f20dcc31e3
2 changed files with 22 additions and 20 deletions
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23
llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
View File

@ -12646,6 +12646,27 @@ static SDValue getScaledOffsetForBitWidth(SelectionDAG &DAG, SDValue Offset,
return DAG.getNode(ISD::SHL, DL, MVT::nxv2i64, Offset, SplatShift);
}
/// Check if the value of \p OffsetInBytes can be used as an immediate for
/// the gather load/prefetch and scatter store instructions with vector base and
/// immediate offset addressing mode:
///
/// [<Zn>.[S|D]{, #<imm>}]
///
/// where <imm> = sizeof(<T>) * k, for k = 0, 1, ..., 31.
inline static bool isValidImmForSVEVecImmAddrMode(unsigned OffsetInBytes,
unsigned ScalarSizeInBytes) {
// The immediate is not a multiple of the scalar size.
if (OffsetInBytes % ScalarSizeInBytes)
return false;
// The immediate is out of range.
if (OffsetInBytes / ScalarSizeInBytes > 31)
return false;
return true;
}
/// Check if the value of \p Offset represents a valid immediate for the SVE
/// gather load/prefetch and scatter store instructiona with vector base and
/// immediate offset addressing mode:
@ -12656,7 +12677,7 @@ static SDValue getScaledOffsetForBitWidth(SelectionDAG &DAG, SDValue Offset,
static bool isValidImmForSVEVecImmAddrMode(SDValue Offset,
unsigned ScalarSizeInBytes) {
ConstantSDNode *OffsetConst = dyn_cast<ConstantSDNode>(Offset.getNode());
return OffsetConst && AArch64_AM::isValidImmForSVEVecImmAddrMode(
return OffsetConst && isValidImmForSVEVecImmAddrMode(
OffsetConst->getZExtValue(), ScalarSizeInBytes);
}

19
llvm/lib/Target/AArch64/MCTargetDesc/AArch64AddressingModes.h
View File

@ -839,25 +839,6 @@ inline static bool isAnyMOVWMovAlias(uint64_t Value, int RegWidth) {
return isAnyMOVZMovAlias(Value, RegWidth);
}
/// Check if the value of \p OffsetInBytes can be used as an immediate for
/// the gather load/prefetch and scatter store instructions with vector base and
/// immediate offset addressing mode:
///
/// [<Zn>.[S|D]{, #<imm>}]
///
/// where <imm> = sizeof(<T>) * k, for k = 0, 1, ..., 31.
inline static bool isValidImmForSVEVecImmAddrMode(unsigned OffsetInBytes,
unsigned ScalarSizeInBytes) {
// The immediate is not a multiple of the scalar size.
if (OffsetInBytes % ScalarSizeInBytes)
return false;
// The immediate is out of range.
if (OffsetInBytes / ScalarSizeInBytes > 31)
return false;
return true;
}
} // end namespace AArch64_AM