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[AArch64][SVE] Change pattern generation code to fix -Wimplicit-fallthrough after D71483

This commit is contained in:
Fangrui Song 2019-12-16 15:04:16 -08:00
parent 0a1e349a79
commit 002adabb3a
1 changed files with 11 additions and 4 deletions
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15
llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
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@ -2867,16 +2867,23 @@ bool AArch64DAGToDAGISel::SelectSVELogicalImm(SDValue N, MVT VT, SDValue &Imm) {
switch (VT.SimpleTy) {
case MVT::i8:
ImmVal &= 0xFF;
ImmVal |= (ImmVal << 8);
ImmVal |= ImmVal << 8;
ImmVal |= ImmVal << 16;
ImmVal |= ImmVal << 32;
break;
case MVT::i16:
ImmVal &= 0xFFFF;
ImmVal |= (ImmVal << 16);
ImmVal |= ImmVal << 16;
ImmVal |= ImmVal << 32;
break;
case MVT::i32:
ImmVal &= 0xFFFFFFFF;
ImmVal |= (ImmVal << 32);
ImmVal |= ImmVal << 32;
break;
case MVT::i64:
break;
default:
break;
llvm_unreachable("Unexpected type");
}
uint64_t encoding;