search for: hasvariadicdefs

...have zero register definitions but are marked as mayLoad are register definitions. I'm not very happy with this solution. Is it possible to extend LLVM to check if 'variable_ops' is in 'ins' and/or 'outs' in tablegen, so that MCInstrDesc could provide something like hasVariadicDefs() and hasVariadicUses()? That way handling variadic instructions when disassembling would be much easier and only instructions with variadic uses and defines would need explicit special casing - if they even exist. Thanks, Christoph

On Sep 24, 2012, at 6:39 PM, Christoph Grenz <christophg+llvm at grenz-bonn.de> wrote: > Is it possible to extend LLVM to check if 'variable_ops' is in 'ins' and/or > 'outs' in tablegen, so that MCInstrDesc could provide something like > hasVariadicDefs() and hasVariadicUses()? > > That way handling variadic instructions when disassembling would be much > easier and only instructions with variadic uses and defines would need > explicit special casing - if they even exist. Hi Christoph, As you noticed, MCInstrDesc doesn't disti...