================
@@ -697,6 +697,15 @@ MachineInstrBuilder MachineIRBuilder::buildUnmerge(LLT Res,
return buildInstr(TargetOpcode::G_UNMERGE_VALUES, TmpVec, Op);
}
+MachineInstrBuilder
+MachineIRBuilder::buildUnmerge(MachineRegisterInfo::VRegAttrs Attrs,
+ const SrcOp &Op) {
+ LLT OpTy = Op.getLLTTy(*getMRI());
+ unsigned NumRegs = OpTy.getSizeInBits() / Attrs.Ty.getSizeInBits();
----------------
petar-avramovic wrote:
divideCoefficientBy works only for vectors, we need to unmerge scalars also.
Don't know about scalable vectors, they seem to only be used to say something
is legal, don't know if there is actual lowering done for them. Other places in
builder don't check for them.
https://github.com/llvm/llvm-project/pull/112864
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