[llvm-dev] Receiving LLVM Error in Custom Backend
Mush Yien via llvm-dev
llvm-dev at lists.llvm.org
Fri Sep 9 09:28:08 PDT 2016
I am trying, but am not sure I am doing it right. I am having a problem
understanding the error tbh, is it complaining that the load instruction is
not being matched? or that i16 is not defined? I can't seem to get my head
around the specific error :S
On Wed, Sep 7, 2016 at 6:39 PM, Ryan Taylor <ryta1203 at gmail.com> wrote:
> R u trying to match this pattern in table gen?
> On Sep 7, 2016 12:12, "Mush Yien via llvm-dev" <llvm-dev at lists.llvm.org>
>> I am receiving an LLVM Error from a custom 16-bit backend I am creating.
>> I am having trouble understanding the error/problem and how to go about
>> solving it. The error is:
>> LLVM ERROR: Cannot select: t29: i32,ch = load<LD2[%x.addr], anyext from
>> i16> t14, FrameIndex:i16<0>, undef:i16
>> t7: i16 = FrameIndex<0>
>> t9: i16 = undef
>> In function: mul_add
>> Can anyone provide any pointers as to what the problem is and potential
>> places I should look to fix it?
>> Thanks and best regards,
>> LLVM Developers mailing list
>> llvm-dev at lists.llvm.org
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