369 lines
10 KiB
C
369 lines
10 KiB
C
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/* x86 */
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#if defined(X86ASM_AVX) && (!defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_CHACHA_INCLUDED)) && !defined(CPU_X86_FORCE_INTRINSICS)
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#define SCRYPT_CHACHA_AVX
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asm_naked_fn_proto(void, scrypt_ChunkMix_avx)(uint32_t *Bout/*[chunkBytes]*/, uint32_t *Bin/*[chunkBytes]*/, uint32_t *Bxor/*[chunkBytes]*/, uint32_t r)
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asm_naked_fn(scrypt_ChunkMix_avx)
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a1(push ebx)
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a1(push edi)
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a1(push esi)
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a1(push ebp)
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a2(mov ebp,esp)
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a2(mov edi,[ebp+20])
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a2(mov esi,[ebp+24])
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a2(mov eax,[ebp+28])
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a2(mov ebx,[ebp+32])
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a2(sub esp,64)
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a2(and esp,~63)
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a2(lea edx,[ebx*2])
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a2(shl edx,6)
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a2(lea ecx,[edx-64])
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a2(and eax, eax)
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a2(mov ebx, 0x01000302)
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a2(vmovd xmm4, ebx)
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a2(mov ebx, 0x05040706)
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a2(vmovd xmm0, ebx)
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a2(mov ebx, 0x09080b0a)
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a2(vmovd xmm1, ebx)
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a2(mov ebx, 0x0d0c0f0e)
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a2(vmovd xmm2, ebx)
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a2(mov ebx, 0x02010003)
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a2(vmovd xmm5, ebx)
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a2(mov ebx, 0x06050407)
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a2(vmovd xmm3, ebx)
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a2(mov ebx, 0x0a09080b)
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a2(vmovd xmm6, ebx)
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a2(mov ebx, 0x0e0d0c0f)
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a2(vmovd xmm7, ebx)
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a3(vpunpckldq xmm4, xmm4, xmm0)
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a3(vpunpckldq xmm5, xmm5, xmm3)
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a3(vpunpckldq xmm1, xmm1, xmm2)
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a3(vpunpckldq xmm6, xmm6, xmm7)
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a3(vpunpcklqdq xmm4, xmm4, xmm1)
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a3(vpunpcklqdq xmm5, xmm5, xmm6)
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a2(vmovdqa xmm0,[ecx+esi+0])
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a2(vmovdqa xmm1,[ecx+esi+16])
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a2(vmovdqa xmm2,[ecx+esi+32])
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a2(vmovdqa xmm3,[ecx+esi+48])
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aj(jz scrypt_ChunkMix_avx_no_xor1)
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a3(vpxor xmm0,xmm0,[ecx+eax+0])
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a3(vpxor xmm1,xmm1,[ecx+eax+16])
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a3(vpxor xmm2,xmm2,[ecx+eax+32])
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a3(vpxor xmm3,xmm3,[ecx+eax+48])
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a1(scrypt_ChunkMix_avx_no_xor1:)
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a2(xor ecx,ecx)
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a2(xor ebx,ebx)
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a1(scrypt_ChunkMix_avx_loop:)
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a2(and eax, eax)
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a3(vpxor xmm0,xmm0,[esi+ecx+0])
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a3(vpxor xmm1,xmm1,[esi+ecx+16])
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a3(vpxor xmm2,xmm2,[esi+ecx+32])
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a3(vpxor xmm3,xmm3,[esi+ecx+48])
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aj(jz scrypt_ChunkMix_avx_no_xor2)
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a3(vpxor xmm0,xmm0,[eax+ecx+0])
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a3(vpxor xmm1,xmm1,[eax+ecx+16])
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a3(vpxor xmm2,xmm2,[eax+ecx+32])
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a3(vpxor xmm3,xmm3,[eax+ecx+48])
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a1(scrypt_ChunkMix_avx_no_xor2:)
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a2(vmovdqa [esp+0],xmm0)
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a2(vmovdqa [esp+16],xmm1)
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a2(vmovdqa [esp+32],xmm2)
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a2(vmovdqa [esp+48],xmm3)
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a2(mov eax,8)
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a1(scrypt_chacha_avx_loop: )
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm4)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpsrld xmm6,xmm1,20)
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a3(vpslld xmm1,xmm1,12)
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a3(vpxor xmm1,xmm1,xmm6)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm5)
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a3(vpshufd xmm0,xmm0,0x93)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpshufd xmm3,xmm3,0x4e)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpshufd xmm2,xmm2,0x39)
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a3(vpsrld xmm6,xmm1,25)
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a3(vpslld xmm1,xmm1,7)
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a3(vpxor xmm1,xmm1,xmm6)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm4)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpsrld xmm6,xmm1,20)
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a3(vpslld xmm1,xmm1,12)
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a3(vpxor xmm1,xmm1,xmm6)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm5)
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a3(vpshufd xmm0,xmm0,0x39)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpshufd xmm3,xmm3,0x4e)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpshufd xmm2,xmm2,0x93)
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a3(vpsrld xmm6,xmm1,25)
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a3(vpslld xmm1,xmm1,7)
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a3(vpxor xmm1,xmm1,xmm6)
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a2(sub eax,2)
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aj(ja scrypt_chacha_avx_loop)
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a3(vpaddd xmm0,xmm0,[esp+0])
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a3(vpaddd xmm1,xmm1,[esp+16])
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a3(vpaddd xmm2,xmm2,[esp+32])
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a3(vpaddd xmm3,xmm3,[esp+48])
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a2(lea eax,[ebx+ecx])
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a2(xor ebx,edx)
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a2(and eax,~0x7f)
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a2(add ecx,64)
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a2(shr eax,1)
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a2(add eax, edi)
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a2(cmp ecx,edx)
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a2(vmovdqa [eax+0],xmm0)
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a2(vmovdqa [eax+16],xmm1)
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a2(vmovdqa [eax+32],xmm2)
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a2(vmovdqa [eax+48],xmm3)
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a2(mov eax,[ebp+28])
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aj(jne scrypt_ChunkMix_avx_loop)
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a2(mov esp,ebp)
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a1(pop ebp)
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a1(pop esi)
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a1(pop edi)
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a1(pop ebx)
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aret(16)
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asm_naked_fn_end(scrypt_ChunkMix_avx)
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#endif
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/* x64 */
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#if defined(X86_64ASM_AVX) && (!defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_CHACHA_INCLUDED)) && !defined(CPU_X86_FORCE_INTRINSICS)
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#define SCRYPT_CHACHA_AVX
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asm_naked_fn_proto(void, scrypt_ChunkMix_avx)(uint32_t *Bout/*[chunkBytes]*/, uint32_t *Bin/*[chunkBytes]*/, uint32_t *Bxor/*[chunkBytes]*/, uint32_t r)
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asm_naked_fn(scrypt_ChunkMix_avx)
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a2(lea rcx,[ecx*2]) /* zero extend uint32_t by using ecx, win64 can leave garbage in the top half */
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a2(shl rcx,6)
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a2(lea r9,[rcx-64])
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a2(lea rax,[rsi+r9])
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a2(lea r9,[rdx+r9])
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a2(and rdx, rdx)
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a2(vmovdqa xmm0,[rax+0])
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a2(vmovdqa xmm1,[rax+16])
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a2(vmovdqa xmm2,[rax+32])
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a2(vmovdqa xmm3,[rax+48])
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a2(mov r8, 0x0504070601000302)
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a2(mov rax, 0x0d0c0f0e09080b0a)
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a2(movd xmm4, r8)
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a2(movd xmm6, rax)
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a2(mov r8, 0x0605040702010003)
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a2(mov rax, 0x0e0d0c0f0a09080b)
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a2(movd xmm5, r8)
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a2(movd xmm7, rax)
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a3(vpunpcklqdq xmm4, xmm4, xmm6)
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a3(vpunpcklqdq xmm5, xmm5, xmm7)
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aj(jz scrypt_ChunkMix_avx_no_xor1)
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a3(vpxor xmm0,xmm0,[r9+0])
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a3(vpxor xmm1,xmm1,[r9+16])
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a3(vpxor xmm2,xmm2,[r9+32])
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a3(vpxor xmm3,xmm3,[r9+48])
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a1(scrypt_ChunkMix_avx_no_xor1:)
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a2(xor r8,r8)
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a2(xor r9,r9)
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a1(scrypt_ChunkMix_avx_loop:)
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a2(and rdx, rdx)
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a3(vpxor xmm0,xmm0,[rsi+r9+0])
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a3(vpxor xmm1,xmm1,[rsi+r9+16])
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a3(vpxor xmm2,xmm2,[rsi+r9+32])
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a3(vpxor xmm3,xmm3,[rsi+r9+48])
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aj(jz scrypt_ChunkMix_avx_no_xor2)
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a3(vpxor xmm0,xmm0,[rdx+r9+0])
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a3(vpxor xmm1,xmm1,[rdx+r9+16])
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a3(vpxor xmm2,xmm2,[rdx+r9+32])
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a3(vpxor xmm3,xmm3,[rdx+r9+48])
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a1(scrypt_ChunkMix_avx_no_xor2:)
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a2(vmovdqa xmm8,xmm0)
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a2(vmovdqa xmm9,xmm1)
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a2(vmovdqa xmm10,xmm2)
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a2(vmovdqa xmm11,xmm3)
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a2(mov rax,8)
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a1(scrypt_chacha_avx_loop: )
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm4)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpsrld xmm12,xmm1,20)
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a3(vpslld xmm1,xmm1,12)
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a3(vpxor xmm1,xmm1,xmm12)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm5)
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a3(vpshufd xmm0,xmm0,0x93)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpshufd xmm3,xmm3,0x4e)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpshufd xmm2,xmm2,0x39)
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a3(vpsrld xmm12,xmm1,25)
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a3(vpslld xmm1,xmm1,7)
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a3(vpxor xmm1,xmm1,xmm12)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm4)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpsrld xmm12,xmm1,20)
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a3(vpslld xmm1,xmm1,12)
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a3(vpxor xmm1,xmm1,xmm12)
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a3(vpaddd xmm0,xmm0,xmm1)
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a3(vpxor xmm3,xmm3,xmm0)
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a3(vpshufb xmm3,xmm3,xmm5)
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a3(vpshufd xmm0,xmm0,0x39)
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a3(vpaddd xmm2,xmm2,xmm3)
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a3(vpshufd xmm3,xmm3,0x4e)
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a3(vpxor xmm1,xmm1,xmm2)
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a3(vpshufd xmm2,xmm2,0x93)
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a3(vpsrld xmm12,xmm1,25)
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a3(vpslld xmm1,xmm1,7)
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a3(vpxor xmm1,xmm1,xmm12)
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a2(sub rax,2)
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aj(ja scrypt_chacha_avx_loop)
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a3(vpaddd xmm0,xmm0,xmm8)
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a3(vpaddd xmm1,xmm1,xmm9)
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a3(vpaddd xmm2,xmm2,xmm10)
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a3(vpaddd xmm3,xmm3,xmm11)
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a2(lea rax,[r8+r9])
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a2(xor r8,rcx)
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a2(and rax,~0x7f)
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a2(add r9,64)
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a2(shr rax,1)
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a2(add rax, rdi)
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a2(cmp r9,rcx)
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a2(vmovdqa [rax+0],xmm0)
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a2(vmovdqa [rax+16],xmm1)
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a2(vmovdqa [rax+32],xmm2)
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a2(vmovdqa [rax+48],xmm3)
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aj(jne scrypt_ChunkMix_avx_loop)
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a1(ret)
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asm_naked_fn_end(scrypt_ChunkMix_avx)
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#endif
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/* intrinsic */
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#if defined(X86_INTRINSIC_AVX) && (!defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_CHACHA_INCLUDED))
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#define SCRYPT_CHACHA_AVX
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static void asm_calling_convention NOINLINE
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scrypt_ChunkMix_avx(uint32_t *Bout/*[chunkBytes]*/, uint32_t *Bin/*[chunkBytes]*/, uint32_t *Bxor/*[chunkBytes]*/, uint32_t r) {
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uint32_t i, blocksPerChunk = r * 2, half = 0;
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xmmi *xmmp,x0,x1,x2,x3,x6,t0,t1,t2,t3;
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const xmmi x4 = *(xmmi *)&ssse3_rotl16_32bit, x5 = *(xmmi *)&ssse3_rotl8_32bit;
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size_t rounds;
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/* 1: X = B_{2r - 1} */
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xmmp = (xmmi *)scrypt_block(Bin, blocksPerChunk - 1);
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x0 = xmmp[0];
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x1 = xmmp[1];
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x2 = xmmp[2];
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x3 = xmmp[3];
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if (Bxor) {
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xmmp = (xmmi *)scrypt_block(Bxor, blocksPerChunk - 1);
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x0 = _mm_xor_si128(x0, xmmp[0]);
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x1 = _mm_xor_si128(x1, xmmp[1]);
|
||
|
|
x2 = _mm_xor_si128(x2, xmmp[2]);
|
||
|
|
x3 = _mm_xor_si128(x3, xmmp[3]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* 2: for i = 0 to 2r - 1 do */
|
||
|
|
for (i = 0; i < blocksPerChunk; i++, half ^= r) {
|
||
|
|
/* 3: X = H(X ^ B_i) */
|
||
|
|
xmmp = (xmmi *)scrypt_block(Bin, i);
|
||
|
|
x0 = _mm_xor_si128(x0, xmmp[0]);
|
||
|
|
x1 = _mm_xor_si128(x1, xmmp[1]);
|
||
|
|
x2 = _mm_xor_si128(x2, xmmp[2]);
|
||
|
|
x3 = _mm_xor_si128(x3, xmmp[3]);
|
||
|
|
|
||
|
|
if (Bxor) {
|
||
|
|
xmmp = (xmmi *)scrypt_block(Bxor, i);
|
||
|
|
x0 = _mm_xor_si128(x0, xmmp[0]);
|
||
|
|
x1 = _mm_xor_si128(x1, xmmp[1]);
|
||
|
|
x2 = _mm_xor_si128(x2, xmmp[2]);
|
||
|
|
x3 = _mm_xor_si128(x3, xmmp[3]);
|
||
|
|
}
|
||
|
|
|
||
|
|
t0 = x0;
|
||
|
|
t1 = x1;
|
||
|
|
t2 = x2;
|
||
|
|
t3 = x3;
|
||
|
|
|
||
|
|
for (rounds = 8; rounds; rounds -= 2) {
|
||
|
|
x0 = _mm_add_epi32(x0, x1);
|
||
|
|
x3 = _mm_xor_si128(x3, x0);
|
||
|
|
x3 = _mm_shuffle_epi8(x3, x4);
|
||
|
|
x2 = _mm_add_epi32(x2, x3);
|
||
|
|
x1 = _mm_xor_si128(x1, x2);
|
||
|
|
x6 = x1;
|
||
|
|
x1 = _mm_or_si128(_mm_slli_epi32(x1, 12), _mm_srli_epi32(x6, 20));
|
||
|
|
x0 = _mm_add_epi32(x0, x1);
|
||
|
|
x3 = _mm_xor_si128(x3, x0);
|
||
|
|
x3 = _mm_shuffle_epi8(x3, x5);
|
||
|
|
x0 = _mm_shuffle_epi32(x0, 0x93);
|
||
|
|
x2 = _mm_add_epi32(x2, x3);
|
||
|
|
x3 = _mm_shuffle_epi32(x3, 0x4e);
|
||
|
|
x1 = _mm_xor_si128(x1, x2);
|
||
|
|
x2 = _mm_shuffle_epi32(x2, 0x39);
|
||
|
|
x6 = x1;
|
||
|
|
x1 = _mm_or_si128(_mm_slli_epi32(x1, 7), _mm_srli_epi32(x6, 25));
|
||
|
|
x0 = _mm_add_epi32(x0, x1);
|
||
|
|
x3 = _mm_xor_si128(x3, x0);
|
||
|
|
x3 = _mm_shuffle_epi8(x3, x4);
|
||
|
|
x2 = _mm_add_epi32(x2, x3);
|
||
|
|
x1 = _mm_xor_si128(x1, x2);
|
||
|
|
x6 = x1;
|
||
|
|
x1 = _mm_or_si128(_mm_slli_epi32(x1, 12), _mm_srli_epi32(x6, 20));
|
||
|
|
x0 = _mm_add_epi32(x0, x1);
|
||
|
|
x3 = _mm_xor_si128(x3, x0);
|
||
|
|
x3 = _mm_shuffle_epi8(x3, x5);
|
||
|
|
x0 = _mm_shuffle_epi32(x0, 0x39);
|
||
|
|
x2 = _mm_add_epi32(x2, x3);
|
||
|
|
x3 = _mm_shuffle_epi32(x3, 0x4e);
|
||
|
|
x1 = _mm_xor_si128(x1, x2);
|
||
|
|
x2 = _mm_shuffle_epi32(x2, 0x93);
|
||
|
|
x6 = x1;
|
||
|
|
x1 = _mm_or_si128(_mm_slli_epi32(x1, 7), _mm_srli_epi32(x6, 25));
|
||
|
|
}
|
||
|
|
|
||
|
|
x0 = _mm_add_epi32(x0, t0);
|
||
|
|
x1 = _mm_add_epi32(x1, t1);
|
||
|
|
x2 = _mm_add_epi32(x2, t2);
|
||
|
|
x3 = _mm_add_epi32(x3, t3);
|
||
|
|
|
||
|
|
/* 4: Y_i = X */
|
||
|
|
/* 6: B'[0..r-1] = Y_even */
|
||
|
|
/* 6: B'[r..2r-1] = Y_odd */
|
||
|
|
xmmp = (xmmi *)scrypt_block(Bout, (i / 2) + half);
|
||
|
|
xmmp[0] = x0;
|
||
|
|
xmmp[1] = x1;
|
||
|
|
xmmp[2] = x2;
|
||
|
|
xmmp[3] = x3;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(SCRYPT_CHACHA_AVX)
|
||
|
|
#undef SCRYPT_MIX
|
||
|
|
#define SCRYPT_MIX "ChaCha/8-AVX"
|
||
|
|
#undef SCRYPT_CHACHA_INCLUDED
|
||
|
|
#define SCRYPT_CHACHA_INCLUDED
|
||
|
|
#endif
|