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Revert Asan finding in VMAC change (GH #860)

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cryptest.sh showed it broke at -O3
This commit is contained in:
Jeffrey Walton 2019-07-05 11:58:35 -04:00
parent f7986129df
commit 7fd751ed36
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GPG Key ID: B36AB348921B1838
1 changed files with 7 additions and 5 deletions
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12
vmac.cpp
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@ -194,11 +194,12 @@ VMAC_Base::VHASH_Update_SSE2(const word64 *data, size_t blocksRemainingInWord64,
CRYPTOPP_UNUSED(blocksRemainingInWord64); CRYPTOPP_UNUSED(blocksRemainingInWord64);
#ifdef __GNUC__ #ifdef __GNUC__
word32 temp;
__asm__ __volatile__ __asm__ __volatile__
( (
AS1( push %%ebx) AS2( mov %%ebx, %0)
AS2( mov %0, %%ebx) // AS1( push %%ebx)
AS2( mov %1, %%ebx)
INTEL_NOPREFIX INTEL_NOPREFIX
#else #else
#if defined(__INTEL_COMPILER) #if defined(__INTEL_COMPILER)
@ -417,9 +418,10 @@ VMAC_Base::VHASH_Update_SSE2(const word64 *data, size_t blocksRemainingInWord64,
AS_POP_IF86( bp) AS_POP_IF86( bp)
AS1( emms) AS1( emms)
#ifdef __GNUC__ #ifdef __GNUC__
AS1( pop %%ebx)
ATT_PREFIX ATT_PREFIX
: // AS1( pop %%ebx)
AS2( mov %0, %%ebx)
: "=m" (temp)
: "m" (L1KeyLength), "c" (blocksRemainingInWord64), "S" (data), : "m" (L1KeyLength), "c" (blocksRemainingInWord64), "S" (data),
"D" (nhK+tagPart*2), "d" (m_isFirstBlock), "a" (polyS+tagPart*4) "D" (nhK+tagPart*2), "d" (m_isFirstBlock), "a" (polyS+tagPart*4)
: "memory", "cc" : "memory", "cc"