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glibc/sysdeps/x86/tst-cpu-features-supports.c

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/* Test CPU feature data against __builtin_cpu_supports.
This file is part of the GNU C Library.
Copyright (C) 2020-2023 Free Software Foundation, Inc.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <sys/platform/x86.h>
#include <stdio.h>
int
check_supports (int supports, int active, const char *supports_name,
const char *name)
{
printf ("Checking %s:\n", name);
printf (" %s: %d\n", name, active);
printf (" __builtin_cpu_supports (%s): %d\n",
supports_name, supports);
if ((supports != 0) != (active != 0))
{
printf (" *** failure ***\n");
return 1;
}
return 0;
}
#define CHECK_FEATURE_ACTIVE(str, name) \
check_supports (__builtin_cpu_supports (#str), \
CPU_FEATURE_ACTIVE (name), \
#str, "CPU_FEATURE_ACTIVE (" #name ")");
#define CHECK_FEATURE_PRESENT(str, name) \
check_supports (__builtin_cpu_supports (#str), \
CPU_FEATURE_PRESENT (name), \
#str, "CPU_FEATURE_PRESENT (" #name ")");
static int
do_test (int argc, char **argv)
{
int fails = 0;
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (adx, ADX);
#endif
#if __GNUC_PREREQ (6, 0)
fails += CHECK_FEATURE_ACTIVE (aes, AES);
#endif
#if __GNUC_PREREQ (11, 1)
fails += CHECK_FEATURE_ACTIVE (amx-bf16, AMX_BF16);
fails += CHECK_FEATURE_ACTIVE (amx-int8, AMX_INT8);
fails += CHECK_FEATURE_ACTIVE (amx-tile, AMX_TILE);
#endif
fails += CHECK_FEATURE_ACTIVE (avx, AVX);
fails += CHECK_FEATURE_ACTIVE (avx2, AVX2);
#if __GNUC_PREREQ (7, 0)
fails += CHECK_FEATURE_ACTIVE (avx5124fmaps, AVX512_4FMAPS);
fails += CHECK_FEATURE_ACTIVE (avx5124vnniw, AVX512_4VNNIW);
#endif
#if __GNUC_PREREQ (10, 0)
fails += CHECK_FEATURE_ACTIVE (avx512bf16, AVX512_BF16);
#endif
#if __GNUC_PREREQ (8, 0)
fails += CHECK_FEATURE_ACTIVE (avx512bitalg, AVX512_BITALG);
#endif
#if __GNUC_PREREQ (6, 0)
fails += CHECK_FEATURE_ACTIVE (avx512ifma, AVX512_IFMA);
fails += CHECK_FEATURE_ACTIVE (avx512vbmi, AVX512_VBMI);
#endif
#if __GNUC_PREREQ (8, 0)
fails += CHECK_FEATURE_ACTIVE (avx512vbmi2, AVX512_VBMI2);
fails += CHECK_FEATURE_ACTIVE (avx512vnni, AVX512_VNNI);
#endif
#if __GNUC_PREREQ (10, 0)
fails += CHECK_FEATURE_ACTIVE (avx512vp2intersect, AVX512_VP2INTERSECT);
#endif
#if __GNUC_PREREQ (7, 0)
fails += CHECK_FEATURE_ACTIVE (avx512vpopcntdq, AVX512_VPOPCNTDQ);
#endif
#if __GNUC_PREREQ (6, 0)
fails += CHECK_FEATURE_ACTIVE (avx512bw, AVX512BW);
fails += CHECK_FEATURE_ACTIVE (avx512cd, AVX512CD);
fails += CHECK_FEATURE_ACTIVE (avx512er, AVX512ER);
fails += CHECK_FEATURE_ACTIVE (avx512dq, AVX512DQ);
#endif
#if __GNUC_PREREQ (5, 0)
fails += CHECK_FEATURE_ACTIVE (avx512f, AVX512F);
#endif
#if __GNUC_PREREQ (6, 0)
fails += CHECK_FEATURE_ACTIVE (avx512pf, AVX512PF);
fails += CHECK_FEATURE_ACTIVE (avx512vl, AVX512VL);
#endif
#if __GNUC_PREREQ (5, 0)
fails += CHECK_FEATURE_ACTIVE (bmi, BMI1);
fails += CHECK_FEATURE_ACTIVE (bmi2, BMI2);
#endif
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (cldemote, CLDEMOTE);
fails += CHECK_FEATURE_ACTIVE (clflushopt, CLFLUSHOPT);
fails += CHECK_FEATURE_ACTIVE (clwb, CLWB);
#endif
fails += CHECK_FEATURE_ACTIVE (cmov, CMOV);
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (cmpxchg16b, CMPXCHG16B);
fails += CHECK_FEATURE_ACTIVE (cmpxchg8b, CX8);
fails += CHECK_FEATURE_ACTIVE (enqcmd, ENQCMD);
fails += CHECK_FEATURE_ACTIVE (f16c, F16C);
#endif
#if __GNUC_PREREQ (4, 9)
fails += CHECK_FEATURE_ACTIVE (fma, FMA);
fails += CHECK_FEATURE_ACTIVE (fma4, FMA4);
#endif
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_PRESENT (fsgsbase, FSGSBASE);
fails += CHECK_FEATURE_ACTIVE (fxsave, FXSR);
#endif
#if __GNUC_PREREQ (8, 0)
fails += CHECK_FEATURE_ACTIVE (gfni, GFNI);
#endif
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_PRESENT (hle, HLE);
fails += CHECK_FEATURE_PRESENT (ibt, IBT);
fails += CHECK_FEATURE_ACTIVE (lahf_lm, LAHF64_SAHF64);
fails += CHECK_FEATURE_PRESENT (lm, LM);
fails += CHECK_FEATURE_ACTIVE (lwp, LWP);
fails += CHECK_FEATURE_ACTIVE (lzcnt, LZCNT);
#endif
fails += CHECK_FEATURE_ACTIVE (mmx, MMX);
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (movbe, MOVBE);
fails += CHECK_FEATURE_ACTIVE (movdiri, MOVDIRI);
fails += CHECK_FEATURE_ACTIVE (movdir64b, MOVDIR64B);
fails += CHECK_FEATURE_ACTIVE (osxsave, OSXSAVE);
fails += CHECK_FEATURE_PRESENT (pconfig, PCONFIG);
fails += CHECK_FEATURE_ACTIVE (pku, PKU);
#endif
fails += CHECK_FEATURE_ACTIVE (popcnt, POPCNT);
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (prefetchwt1, PREFETCHWT1);
fails += CHECK_FEATURE_ACTIVE (ptwrite, PTWRITE);
fails += CHECK_FEATURE_ACTIVE (rdpid, RDPID);
fails += CHECK_FEATURE_ACTIVE (rdrnd, RDRAND);
fails += CHECK_FEATURE_ACTIVE (rdseed, RDSEED);
fails += CHECK_FEATURE_PRESENT (rtm, RTM);
fails += CHECK_FEATURE_ACTIVE (serialize, SERIALIZE);
fails += CHECK_FEATURE_ACTIVE (sha, SHA);
fails += CHECK_FEATURE_PRESENT (shstk, SHSTK);
#endif
fails += CHECK_FEATURE_ACTIVE (sse, SSE);
fails += CHECK_FEATURE_ACTIVE (sse2, SSE2);
fails += CHECK_FEATURE_ACTIVE (sse3, SSE3);
fails += CHECK_FEATURE_ACTIVE (sse4.1, SSE4_1);
fails += CHECK_FEATURE_ACTIVE (sse4.2, SSE4_2);
#if __GNUC_PREREQ (4, 9)
fails += CHECK_FEATURE_ACTIVE (sse4a, SSE4A);
#endif
fails += CHECK_FEATURE_ACTIVE (ssse3, SSSE3);
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (tbm, TBM);
fails += CHECK_FEATURE_ACTIVE (tsxldtrk, TSXLDTRK);
fails += CHECK_FEATURE_ACTIVE (vaes, VAES);
#endif
#if __GNUC_PREREQ (8, 0)
fails += CHECK_FEATURE_ACTIVE (vpclmulqdq, VPCLMULQDQ);
#endif
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (waitpkg, WAITPKG);
fails += CHECK_FEATURE_ACTIVE (wbnoinvd, WBNOINVD);
#endif
#if __GNUC_PREREQ (4, 9)
fails += CHECK_FEATURE_ACTIVE (xop, XOP);
#endif
#if __GNUC_PREREQ (11, 0)
fails += CHECK_FEATURE_ACTIVE (xsave, XSAVE);
fails += CHECK_FEATURE_ACTIVE (xsavec, XSAVEC);
fails += CHECK_FEATURE_ACTIVE (xsaveopt, XSAVEOPT);
fails += CHECK_FEATURE_PRESENT (xsaves, XSAVES);
#endif
printf ("%d differences between __builtin_cpu_supports and glibc code.\n",
fails);
return (fails != 0);
}
#include "../../../test-skeleton.c"
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