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Avoid alignement issues with some old compilers by using movdqu instead of movdqa in SHA-256 SSE2 assembly.

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This commit is contained in:
Mounir IDRASSI 2017-07-01 17:26:28 +02:00
parent c193911655
commit d8dd1accb4
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GPG Key ID: DD0C382D5FCFB8FC
1 changed files with 8 additions and 8 deletions
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16
src/Crypto/Sha2.c
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@ -480,8 +480,8 @@ static void CRYPTOPP_FASTCALL X86_SHA256_HashBlocks(uint_32t *state, const uint_
ASJ( jnz, 2, f) ASJ( jnz, 2, f)
AS1( dec DWORD PTR K_END) AS1( dec DWORD PTR K_END)
#endif #endif
AS2( movdqa xmm0, XMMWORD_PTR [WORD_REG(cx)+0*16]) AS2( movdqu xmm0, XMMWORD_PTR [WORD_REG(cx)+0*16])
AS2( movdqa xmm1, XMMWORD_PTR [WORD_REG(cx)+1*16]) AS2( movdqu xmm1, XMMWORD_PTR [WORD_REG(cx)+1*16])
#endif #endif
#if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32 #if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32
@ -501,8 +501,8 @@ INTEL_NOPREFIX
#if CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE #if CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE
ASL(0) ASL(0)
AS2( movdqa E(0), xmm1) AS2( movdqu E(0), xmm1)
AS2( movdqa A(0), xmm0) AS2( movdqu A(0), xmm0)
#endif #endif
#if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32 #if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32
ASL(3) ASL(3)
@ -569,12 +569,12 @@ INTEL_NOPREFIX
AS2( test DWORD PTR K_END, 1) AS2( test DWORD PTR K_END, 1)
ASJ( jz, 4, f) ASJ( jz, 4, f)
#endif #endif
AS2( movdqa xmm1, XMMWORD_PTR [AS_REG_7+1*16]) AS2( movdqu xmm1, XMMWORD_PTR [AS_REG_7+1*16])
AS2( movdqa xmm0, XMMWORD_PTR [AS_REG_7+0*16]) AS2( movdqu xmm0, XMMWORD_PTR [AS_REG_7+0*16])
AS2( paddd xmm1, E(0)) AS2( paddd xmm1, E(0))
AS2( paddd xmm0, A(0)) AS2( paddd xmm0, A(0))
AS2( movdqa [AS_REG_7+1*16], xmm1) AS2( movdqu [AS_REG_7+1*16], xmm1)
AS2( movdqa [AS_REG_7+0*16], xmm0) AS2( movdqu [AS_REG_7+0*16], xmm0)
AS2( cmp WORD_REG(dx), DATA_END) AS2( cmp WORD_REG(dx), DATA_END)
ATT_NOPREFIX ATT_NOPREFIX
ASJ( jb, 0, b) ASJ( jb, 0, b)