[Bug target/100758] __builtin_cpu_supports does not (always) detect "sse2"

2023-02-09 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 --- Comment #20 from Erich Eckner --- Yeah, now it pulled some stuff :-) 0 0 000a 746e6543 736c7561 48727561 0 1 000a 746e6543 736c7561 48727561 1 0 06fa 00010800 008863a9 afc9fbff 1 1 06fa 00010800 008863a9 afc9fbff 2 0 02b

[Bug target/100758] __builtin_cpu_supports does not (always) detect "sse2"

2023-02-09 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 --- Comment #17 from Erich Eckner --- With that, I get a segfault in cpuid(): (gdb) run Starting program: /tmp/a.out [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/libthread_db.so.1". Program received sign

[Bug target/100758] __builtin_cpu_supports does not (always) detect "sse2"

2021-05-26 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 Erich Eckner changed: What|Removed |Added Status|RESOLVED|ASSIGNED Resolution|WONTFIX

[Bug target/100758] __builtin_cpu_supports does not (always) detect "sse2"

2021-05-26 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 --- Comment #4 from Erich Eckner --- Created attachment 50871 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50871&action=edit cpuid probing Does the attached program yield, what you need? (Sry, I'm quite unfamiliar with asm in gcc) It g

[Bug target/100758] __builtin_cpu_supports does not (always) detect "sse2"

2021-05-26 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 --- Comment #2 from Erich Eckner --- We use this in archlinux32 to detect, if we can install packages, that have sse2 opcodes: If one sets "Architecture = auto" in /etc/pacman.conf, uname only gives "i686" in both cases (this is how archlinux d

[Bug c/100758] New: __builtin_cpu_supports does not (always) detect "sse2"

2021-05-25 Thread gcc at eckner dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100758 Bug ID: 100758 Summary: __builtin_cpu_supports does not (always) detect "sse2" Product: gcc Version: 11.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Co