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Merge pull request #850

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95be58e crypto: slow-hash: disable mul implemented in asm for ARM (redfish)
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Riccardo Spagni 2016-06-03 16:40:28 +02:00
commit 0ec8bc944c
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GPG key ID: 55432DF31CCD4FCD
1 changed files with 5 additions and 2 deletions
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7
src/crypto/slow-hash.c
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@ -683,7 +683,8 @@ static void (*const extra_hashes[4])(const void *, size_t, char *) = {
#include "aesb.c"
/* The asm corresponds to this C code
#ifndef ARM_MUL_IMPL_ASM
/* The asm corresponds to this C code */
#define SHORT uint32_t
#define LONG uint64_t
@ -714,7 +715,8 @@ void mul(const uint8_t *ca, const uint8_t *cb, uint8_t *cres) {
res[3] = t.tmp[2];
res[0] = t.tmp[6];
res[1] = t.tmp[7];
} */
}
#else // ARM_MUL_IMPL_ASM (TODO: this fails hash-slow test with GCC 6.1.1)
/* Can work as inline, but actually runs slower. Keep it separate */
#define mul(a, b, c) cn_mul128(a, b, c)
@ -749,6 +751,7 @@ __asm__ __volatile__(
: [A]"r"(aa[1]), [a]"r"(aa[0]), [B]"r"(bb[1]), [b]"r"(bb[0]), [r]"r"(r)
: "cc", "memory");
}
#endif // ARM_MUL_IMPL_ASM
STATIC INLINE void sum_half_blocks(uint8_t* a, const uint8_t* b)
{