[llvm-dev] intrinsics

Anastasiya Ruzhanskaya via llvm-dev llvm-dev at lists.llvm.org
Tue Aug 1 12:47:02 PDT 2017


Sorry, I wanted to write llvm.memcpy

2017-08-01 21:42 GMT+02:00 Anastasiya Ruzhanskaya <
anastasiya.ruzhanskaya at frtk.ru>:

> Hello,
> some time ago I have asked this question, but -fno-builtin solution
> doesn't help.
> Is it possible to completely avoid llvm intrinsics functions?
> int main() {
>     // produce llvm.memcpy's
>     char carray[LEN] = {1, 3, 5, 3, 2, 5, 3, 5, 3, 5, -2, 100};
>     int a[LEN];
>     memset(&a, 0, LEN);
>
>     empty_byte(carray);
>
>     return 0;
> }
>
> this examples always with any , with no flags produces llvm.memset.
>
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