[PATCH] D126085: [RISCV] Add a subtarget feature to enable unaligned scalar loads and stores

[Baoshan Pang via Phabricator via llvm-commits]

BaoshanPang added a comment.

In D126085#3556528 <https://reviews.llvm.org/D126085#3556528>, @craig.topper wrote:

> In D126085#3556502 <https://reviews.llvm.org/D126085#3556502>, @BaoshanPang wrote:
>
>> How to enable this feature through clang? I tried this:
>>
>> $ ./bin/clang -S t.c -O2 -mllvm -mattr=+unaligned-scalar-mem
>>
>> But get:
>> clang (LLVM option parsing): Unknown command line argument '-mattr=+unaligned-scalar-mem'.  Try: 'clang (LLVM option parsing) --help'
>> clang (LLVM option parsing): Did you mean '--mv67t=+unaligned-scalar-mem'?
>
> Try `-Xclang -target-feature -Xclang +unaligned-scalar-mem`

Thanks for the qucik response, it works for me.


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https://reviews.llvm.org/D126085