[Bug target/113570] RISC-V: SPEC2017 549 fotonik3d miscompilation in autovec VLS 256 build

2024-01-24 Thread juzhe.zhong at rivai dot ai via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113570 --- Comment #5 from JuzheZhong --- It seems that we don't have any bugs in current SPEC 2017 testing. So I strongly suggest "full coverage" testing on SPEC 2017 which I mentioned in PR: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113087

[Bug target/113570] RISC-V: SPEC2017 549 fotonik3d miscompilation in autovec VLS 256 build

2024-01-24 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113570 Jeffrey A. Law changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug target/113570] RISC-V: SPEC2017 549 fotonik3d miscompilation in autovec VLS 256 build

2024-01-24 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113570 --- Comment #3 from Jeffrey A. Law --- See pr84201 for more details as well as https://www.spec.org/cpu2017/Docs/benchmarks/549.fotonik3d_r.html

[Bug target/113570] RISC-V: SPEC2017 549 fotonik3d miscompilation in autovec VLS 256 build

2024-01-23 Thread rdapp at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113570 --- Comment #2 from Robin Dapp --- I'm pretty certain this is "works as intended" and -Ofast causes the precision to be different than with -O3 (and dependant on the target). See also: It has been reported that with gfortran -Ofast

[Bug target/113570] RISC-V: SPEC2017 549 fotonik3d miscompilation in autovec VLS 256 build

2024-01-23 Thread vineetg at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113570 --- Comment #1 from Vineet Gupta --- This one is a headache as we don't know where the problem is. And that it takes ~7hr for a QEMU run to finish. Good this is there is a comparison point as VLA build works fine. (1). bloat-o-meter (from