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Siphash: x64 asm fix

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Make gcc-8 compiled code work.
This commit is contained in:
Sean Parkinson
2024-03-05 22:23:20 +10:00
parent ee39a8f17f
commit 86b663d67e
1 changed files with 6 additions and 6 deletions
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12
wolfcrypt/src/siphash.c
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@@ -468,7 +468,7 @@ int wc_SipHash(const unsigned char* key, const unsigned char* in, word32 inSz,
: [in] "+r" (in), [inSz] "+r" (inSz), [k0] "+r" (k0), [k1] "+r" (k1),
[v0] "+r" (v0), [v1] "+r" (v1), [v2] "+r" (v2), [v3] "+r" (v3)
: [key] "r" (key), [out] "r" (out) , [outSz] "r" (outSz)
: [out] "r" (out) , [outSz] "r" (outSz)
: "memory"
);
@@ -515,16 +515,16 @@ int wc_SipHash(const unsigned char* key, const unsigned char* in, word32 inSz,
#endif
"xorq %[k1], %[v0]\n\t"
"cmp $8, %[outSz]\n\t"
"je L_siphash_8_end\n\t"
: [in] "+r" (in), [inSz] "+r" (inSz), [k0] "+r" (k0), [k1] "+r" (k1),
[v0] "+r" (v0), [v1] "+r" (v1), [v2] "+r" (v2), [v3] "+r" (v3)
: [key] "r" (key), [out] "r" (out) , [outSz] "r" (outSz)
: [out] "r" (out) , [outSz] "r" (outSz)
: "memory"
);
__asm__ __volatile__ (
"cmp $8, %[outSz]\n\t"
"je L_siphash_8_end\n\t"
"xor $0xee, %b[v2]\n\t"
#if WOLFSSL_SIPHASH_DROUNDS == 2
SIPHASH_ROUND(%[v0], %[v1], %[v2], %[v3])
@@ -575,7 +575,7 @@ int wc_SipHash(const unsigned char* key, const unsigned char* in, word32 inSz,
: [in] "+r" (in), [inSz] "+r" (inSz), [k0] "+r" (k0), [k1] "+r" (k1),
[v0] "+r" (v0), [v1] "+r" (v1), [v2] "+r" (v2), [v3] "+r" (v3)
: [key] "r" (key), [out] "r" (out) , [outSz] "r" (outSz)
: [out] "r" (out) , [outSz] "r" (outSz)
: "memory"
);