[Bug target/113079] [x86] Fails to generate dot_prod instructions for 64-bit vector.

2024-05-07 Thread liuhongt at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113079 Hongtao Liu changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/113079] [x86] Fails to generate dot_prod instructions for 64-bit vector.

2024-05-07 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113079 --- Comment #3 from GCC Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:fa911365490a7ca308878517a4af6189ffba7ed6 commit r15-235-gfa911365490a7ca308878517a4af6189ffba7ed6 Author: liuhongt Date: Wed Dec

[Bug target/113079] [x86] Fails to generate dot_prod instructions for 64-bit vector.

2023-12-19 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113079 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug target/113079] [x86] Fails to generate dot_prod instructions for 64-bit vector.

2023-12-18 Thread liuhongt at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113079 --- Comment #1 from Hongtao Liu --- (In reply to Hongtao Liu from comment #0) > int > foo (int n, unsigned char* p, char* pi) > { > int sum = 0; > for (int i = 0; i != 8; i++) > { > sum += p[i] * pi[i]; > } > return