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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2018-12-27 16:33:27 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2018-12-27 16:33:27 +0000
commit064374be911f72dfaec8a75f06da1f9fc1827712 (patch)
treead96fd1f1b9b57a50005db7803f6b79e748bb820 /sysdeps/x86_64/tst-avx512-aux.c
parent4dc1e6e42f1f602e1d2227e112f2db8dce9da763 (diff)
parent7c7d34a16f08f84427b3f617313d9633423ad5eb (diff)
Merge commit 'refs/top-bases/t/hurdsig-global-dispositions' into t/hurdsig-global-dispositions
Diffstat (limited to 'sysdeps/x86_64/tst-avx512-aux.c')
-rw-r--r--sysdeps/x86_64/tst-avx512-aux.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/sysdeps/x86_64/tst-avx512-aux.c b/sysdeps/x86_64/tst-avx512-aux.c
new file mode 100644
index 0000000000..87c4124398
--- /dev/null
+++ b/sysdeps/x86_64/tst-avx512-aux.c
@@ -0,0 +1,48 @@
+/* Test case for preserved AVX512 registers in dynamic linker,
+ -mavx512 part.
+ Copyright (C) 2017-2018 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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
+ <http://www.gnu.org/licenses/>. */
+
+#include <immintrin.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+tst_avx512_aux (void)
+{
+#ifdef __AVX512F__
+ extern __m512i avx512_test (__m512i, __m512i, __m512i, __m512i,
+ __m512i, __m512i, __m512i, __m512i);
+
+ __m512i zmm0 = _mm512_set1_epi32 (0);
+ __m512i zmm1 = _mm512_set1_epi32 (1);
+ __m512i zmm2 = _mm512_set1_epi32 (2);
+ __m512i zmm3 = _mm512_set1_epi32 (3);
+ __m512i zmm4 = _mm512_set1_epi32 (4);
+ __m512i zmm5 = _mm512_set1_epi32 (5);
+ __m512i zmm6 = _mm512_set1_epi32 (6);
+ __m512i zmm7 = _mm512_set1_epi32 (7);
+ __m512i ret = avx512_test (zmm0, zmm1, zmm2, zmm3,
+ zmm4, zmm5, zmm6, zmm7);
+ zmm0 = _mm512_set1_epi32 (0x12349876);
+ if (memcmp (&zmm0, &ret, sizeof (ret)))
+ abort ();
+ return 0;
+#else /* __AVX512F__ */
+ return 77;
+#endif /* __AVX512F__ */
+}