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https://github.com/jart/cosmopolitan.git
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873069fcd7
It's now possible to pass flags like -Xaarch64-march=armv8.2-a+dotprod so that cosmocc will use newer ARM ISAs. For AMD64 there's another one worth mentioning, which looks like this: -Xx86_64-mssse3
85 lines
4.3 KiB
C
85 lines
4.3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2024 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/sysv/consts/hwcap.h"
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#include "libc/runtime/runtime.h"
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#include "libc/stdio/stdio.h"
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#include "libc/sysv/consts/auxv.h"
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int main(int argc, char *argv[]) {
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#ifdef __aarch64__
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long x = getauxval(AT_HWCAP);
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if (x & HWCAP_FP) puts("HWCAP_FP");
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if (x & HWCAP_ASIMD) puts("HWCAP_ASIMD");
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if (x & HWCAP_EVTSTRM) puts("HWCAP_EVTSTRM");
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if (x & HWCAP_AES) puts("HWCAP_AES");
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if (x & HWCAP_PMULL) puts("HWCAP_PMULL");
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if (x & HWCAP_SHA1) puts("HWCAP_SHA1");
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if (x & HWCAP_SHA2) puts("HWCAP_SHA2");
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if (x & HWCAP_CRC32) puts("HWCAP_CRC32");
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if (x & HWCAP_ATOMICS) puts("HWCAP_ATOMICS");
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if (x & HWCAP_FPHP) puts("HWCAP_FPHP");
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if (x & HWCAP_ASIMDHP) puts("HWCAP_ASIMDHP");
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if (x & HWCAP_CPUID) puts("HWCAP_CPUID");
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if (x & HWCAP_ASIMDRDM) puts("HWCAP_ASIMDRDM");
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if (x & HWCAP_JSCVT) puts("HWCAP_JSCVT");
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if (x & HWCAP_FCMA) puts("HWCAP_FCMA");
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if (x & HWCAP_LRCPC) puts("HWCAP_LRCPC");
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if (x & HWCAP_DCPOP) puts("HWCAP_DCPOP");
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if (x & HWCAP_SHA3) puts("HWCAP_SHA3");
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if (x & HWCAP_SM3) puts("HWCAP_SM3");
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if (x & HWCAP_SM4) puts("HWCAP_SM4");
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if (x & HWCAP_ASIMDDP) puts("HWCAP_ASIMDDP");
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if (x & HWCAP_SHA512) puts("HWCAP_SHA512");
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if (x & HWCAP_SVE) puts("HWCAP_SVE");
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if (x & HWCAP_ASIMDFHM) puts("HWCAP_ASIMDFHM");
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if (x & HWCAP_DIT) puts("HWCAP_DIT");
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if (x & HWCAP_USCAT) puts("HWCAP_USCAT");
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if (x & HWCAP_ILRCPC) puts("HWCAP_ILRCPC");
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if (x & HWCAP_FLAGM) puts("HWCAP_FLAGM");
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if (x & HWCAP_SSBS) puts("HWCAP_SSBS");
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if (x & HWCAP_SB) puts("HWCAP_SB");
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if (x & HWCAP_PACA) puts("HWCAP_PACA");
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if (x & HWCAP_PACG) puts("HWCAP_PACG");
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x = getauxval(AT_HWCAP2);
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if (x & HWCAP2_DCPODP) puts("HWCAP2_DCPODP");
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if (x & HWCAP2_SVE2) puts("HWCAP2_SVE2");
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if (x & HWCAP2_SVEAES) puts("HWCAP2_SVEAES");
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if (x & HWCAP2_SVEPMULL) puts("HWCAP2_SVEPMULL");
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if (x & HWCAP2_SVEBITPERM) puts("HWCAP2_SVEBITPERM");
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if (x & HWCAP2_SVESHA3) puts("HWCAP2_SVESHA3");
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if (x & HWCAP2_SVESM4) puts("HWCAP2_SVESM4");
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if (x & HWCAP2_FLAGM2) puts("HWCAP2_FLAGM2");
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if (x & HWCAP2_FRINT) puts("HWCAP2_FRINT");
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if (x & HWCAP2_SVEI8MM) puts("HWCAP2_SVEI8MM");
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if (x & HWCAP2_SVEF32MM) puts("HWCAP2_SVEF32MM");
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if (x & HWCAP2_SVEF64MM) puts("HWCAP2_SVEF64MM");
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if (x & HWCAP2_SVEBF16) puts("HWCAP2_SVEBF16");
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if (x & HWCAP2_I8MM) puts("HWCAP2_I8MM");
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if (x & HWCAP2_BF16) puts("HWCAP2_BF16");
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if (x & HWCAP2_DGH) puts("HWCAP2_DGH");
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if (x & HWCAP2_RNG) puts("HWCAP2_RNG");
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if (x & HWCAP2_BTI) puts("HWCAP2_BTI");
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if (x & HWCAP2_MTE) puts("HWCAP2_MTE");
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#endif /* __aarch64__ */
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}
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