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It seems that it's not allowed to two same 'ComplexPattern's in a 'def', because TableGen generate the same variable names for the two ComplexPatterns. If I understand the source code of TableGen correctly, it's not designed to use more than one ComplexPattern instance (no matter they are the same or not). In the following example, two 'regsw' are used to match

Alex schrieb: > It seems that it's not allowed to two same 'ComplexPattern's in a 'def', > because TableGen generate the same variable names for the two ComplexPatterns. > If I understand the source code of TableGen correctly, it's not designed to > use more than one ComplexPattern instance (no matter they are the same or not). I've run into this too, the

...em to break anything, at least for our private backend. -------------- next part -------------- A non-text attachment was scrubbed... Name: multiple-complexpatterns.patch Type: text/x-patch Size: 2958 bytes Desc: not available URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20090115/fe4ad532/attachment.bin>