Re: SIGILL when CPUTYPE set to anyting witjh avx and CFLAGS -O2

Harry Schmalzbauer <freebsd@omnilan.de> wrote:

> My bad, sorry.
> Confused machines.  This indeed was wrong target CPU, stupid me.
> Previously I tested tih CPUTYPE?=haswell, which editors/vim survives 
> currently.
> Will run a base build with CPUTYPE?=haswell over the weekend and report 
> back.

Can't you simply set the CPUTYPE to native? It should work it out automatically then.

Here's the example results of a test program, to show what "native" enables:

source [ https://www.catflap.org/jamie/freebsd/show-clang-native-features ]

 | jamie@catseye% show-clang-native-features
 | Clang "native" target for this machine: skylake  (Triple: x86_64-unknown-freebsd12.1)
 |
 | Features enabled  (+) : sse2, cx16, sahf, bmi2, fsgsbase, popcnt, aes, mmx, xsave, 64bit, invpcid, avx, cx8, fma, bmi, rdrnd, sse4.1, sse4.2, avx2, fxsr, sse, lzcnt, pclmul, f16c, ssse3, cmov, movbe, xsaveopt, sse3
 | Features disabled (-) : tbm, avx512ifma, sha, gfni, fma4, vpclmulqdq, prfchw, cldemote, ptwrite, xsavec, avx512bitalg, movdiri, xsaves, avx512er, avx512vnni, avx512vpopcntdq, pconfig, clwb, avx512f, clzero, pku, lwp, rdpid, xop, rdseed, waitpkg, movdir64b, sse4a, avx512bw, clflushopt, avx512vbmi2, avx512vl, avx512cd, vaes, rtm, enqcmd, mwaitx, wbnoinvd, prefetchwt1, sgx, shstk, avx512vbmi, avx512bf16, avx512dq, adx, avx512pf

 | jamie@catwalk% show-clang-native-features 
 | Clang "native" target for this machine: znver3  (Triple: x86_64-unknown-freebsd13.2)
 |
 | Features enabled  (+) : cx16, sahf, sha, crc32, prfchw, bmi2, fsgsbase, popcnt, aes, xsaves, clwb, xsavec, clzero, pku, mmx, rdpid, rdseed, sse4a, clflushopt, xsave, 64bit, invpcid, avx, cx8, fma, bmi, rdrnd, sse4.1, sse4.2, avx2, fxsr, wbnoinvd, sse, lzcnt, pclmul, f16c, ssse3, cmov, movbe, xsaveopt, sse2, adx, sse3
 | Features disabled (-) : avx512pf, tsxldtrk, tbm, avx512ifma, fma4, vpclmulqdq, cldemote, ptwrite, amx-tile, uintr, gfni, widekl, avx512bitalg, movdiri, avx512er, avxvnni, avx512fp16, avx512vnni, amx-bf16, avx512vpopcntdq, pconfig, avx512f, lwp, xop, waitpkg, kl, movdir64b, avx512bw, avx512vbmi2, avx512vl, serialize, hreset, avx512cd, vaes, avx512bf16, rtm, enqcmd, mwaitx, prefetchwt1, sgx, shstk, avx512vbmi, amx-int8, avx512vp2intersect, avx512dq