https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116075
--- Comment #5 from Andrew Pinski ---
Note the original testcase was fixed via PR 116081 .
Patch for the other issue found here:
https://gcc.gnu.org/pipermail/gcc-patches/2024-July/658274.html
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116075
--- Comment #4 from Richard Biener ---
fold_const_all misses VEC_SHL_INSERT folding (and probably many(?) others)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116075
--- Comment #3 from Andrew Pinski ---
Note I filed PR 116081 for maybe the real issue with the original testcase
where there is a difference if you use a typedef or not. I am going to keep
this for optimizing VEC_SHL_INSERT though because I have
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116075
--- Comment #2 from Andrew Pinski ---
Short not using the vectorizer testcase:
```
#include
svint8_t f(void)
{
svint8_t tt;
tt = svdup_s8 (0);
tt = svinsr (tt, 0);
return tt;
}
```
Note LLVM does not optimize the above to just `mov z3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116075
Andrew Pinski changed:
What|Removed |Added
Severity|normal |enhancement
Component|target
