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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-03-12 10:28:20 +0200 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-03-12 10:28:20 +0200 |
| commit | a0db0a121571129b7149e51e98e5fbc6e35413e8 (patch) | |
| tree | dd7b8d84c2b567a0e6855d34c6da0609e8687ce6 /configure.ac | |
| parent | 089223aa3b554e5c9a07d9176470308dab10ac8a (diff) | |
| download | libgcrypt-a0db0a121571129b7149e51e98e5fbc6e35413e8.tar.gz | |
Fix building sha512-avx512 with clang
* cipher/sha512-avx512-amd64.S
(_gcry_sha512_transform_amd64_avx512): Change "%xmm??" registers to
"xmm??" for clear_reg parameter.
* configure.ac (gcry_cv_gcc_inline_asm_avx512): Check support for
registers in range "zmm16-zmm31".
--
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index cf255bf3..b41322e3 100644 --- a/configure.ac +++ b/configure.ac @@ -1567,6 +1567,9 @@ AC_CACHE_CHECK([whether GCC inline assembler supports AVX512 instructions], [[void a(void) { __asm__("xgetbv; vpopcntq %%zmm7, %%zmm1%{%%k1%}%{z%};\n\t":::"cc"); __asm__("vpexpandb %%zmm3, %%zmm1;\n\t":::"cc"); + __asm__("vpxorq %%xmm22, %%xmm22, %%xmm22;\n\t":::"cc"); + __asm__("vpxorq %%ymm22, %%ymm22, %%ymm22;\n\t":::"cc"); + __asm__("vpxorq %%zmm22, %%zmm22, %%zmm22;\n\t":::"cc"); }]], [ a(); ] )], [gcry_cv_gcc_inline_asm_avx512=yes]) fi]) |