449 lines
12 KiB
C
449 lines
12 KiB
C
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/* x64 */
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#if defined(X86_64ASM_SSE2) && (!defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_SALSA64_INCLUDED)) && !defined(CPU_X86_FORCE_INTRINSICS)
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#define SCRYPT_SALSA64_SSE2
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asm_naked_fn_proto(void, scrypt_ChunkMix_sse2)(uint64_t *Bout/*[chunkBytes]*/, uint64_t *Bin/*[chunkBytes]*/, uint64_t *Bxor/*[chunkBytes]*/, uint32_t r)
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asm_naked_fn(scrypt_ChunkMix_sse2)
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a1(push rbp)
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a2(mov rbp, rsp)
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a2(and rsp, ~63)
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a2(sub rsp, 128)
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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,7)
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a2(lea r9,[rcx-128])
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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(movdqa xmm0,[rax+0])
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a2(movdqa xmm1,[rax+16])
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a2(movdqa xmm2,[rax+32])
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a2(movdqa xmm3,[rax+48])
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a2(movdqa xmm4,[rax+64])
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a2(movdqa xmm5,[rax+80])
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a2(movdqa xmm6,[rax+96])
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a2(movdqa xmm7,[rax+112])
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aj(jz scrypt_ChunkMix_sse2_no_xor1)
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a2(pxor xmm0,[r9+0])
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a2(pxor xmm1,[r9+16])
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a2(pxor xmm2,[r9+32])
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a2(pxor xmm3,[r9+48])
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a2(pxor xmm4,[r9+64])
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a2(pxor xmm5,[r9+80])
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a2(pxor xmm6,[r9+96])
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a2(pxor xmm7,[r9+112])
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a1(scrypt_ChunkMix_sse2_no_xor1:)
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a2(xor r9,r9)
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a2(xor r8,r8)
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a1(scrypt_ChunkMix_sse2_loop:)
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a2(and rdx, rdx)
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a2(pxor xmm0,[rsi+r9+0])
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a2(pxor xmm1,[rsi+r9+16])
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a2(pxor xmm2,[rsi+r9+32])
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a2(pxor xmm3,[rsi+r9+48])
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a2(pxor xmm4,[rsi+r9+64])
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a2(pxor xmm5,[rsi+r9+80])
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a2(pxor xmm6,[rsi+r9+96])
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a2(pxor xmm7,[rsi+r9+112])
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aj(jz scrypt_ChunkMix_sse2_no_xor2)
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a2(pxor xmm0,[rdx+r9+0])
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a2(pxor xmm1,[rdx+r9+16])
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a2(pxor xmm2,[rdx+r9+32])
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a2(pxor xmm3,[rdx+r9+48])
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a2(pxor xmm4,[rdx+r9+64])
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a2(pxor xmm5,[rdx+r9+80])
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a2(pxor xmm6,[rdx+r9+96])
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a2(pxor xmm7,[rdx+r9+112])
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a1(scrypt_ChunkMix_sse2_no_xor2:)
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a2(movdqa [rsp+0],xmm0)
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a2(movdqa [rsp+16],xmm1)
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a2(movdqa [rsp+32],xmm2)
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a2(movdqa [rsp+48],xmm3)
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a2(movdqa [rsp+64],xmm4)
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a2(movdqa [rsp+80],xmm5)
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a2(movdqa [rsp+96],xmm6)
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a2(movdqa [rsp+112],xmm7)
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a2(mov rax,8)
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a1(scrypt_salsa64_sse2_loop: )
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a2(movdqa xmm8, xmm0)
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a2(movdqa xmm9, xmm1)
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a2(paddq xmm8, xmm2)
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a2(paddq xmm9, xmm3)
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a3(pshufd xmm8, xmm8, 0xb1)
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a3(pshufd xmm9, xmm9, 0xb1)
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a2(pxor xmm6, xmm8)
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a2(pxor xmm7, xmm9)
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a2(movdqa xmm10, xmm0)
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a2(movdqa xmm11, xmm1)
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a2(paddq xmm10, xmm6)
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a2(paddq xmm11, xmm7)
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a2(movdqa xmm8, xmm10)
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a2(movdqa xmm9, xmm11)
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a2(psrlq xmm10, 51)
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a2(psrlq xmm11, 51)
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a2(psllq xmm8, 13)
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a2(psllq xmm9, 13)
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a2(pxor xmm4, xmm10)
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a2(pxor xmm5, xmm11)
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a2(pxor xmm4, xmm8)
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a2(pxor xmm5, xmm9)
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a2(movdqa xmm10, xmm6)
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a2(movdqa xmm11, xmm7)
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a2(paddq xmm10, xmm4)
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a2(paddq xmm11, xmm5)
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a2(movdqa xmm8, xmm10)
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a2(movdqa xmm9, xmm11)
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a2(psrlq xmm10, 25)
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a2(psrlq xmm11, 25)
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a2(psllq xmm8, 39)
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a2(psllq xmm9, 39)
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a2(pxor xmm2, xmm10)
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a2(pxor xmm3, xmm11)
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a2(pxor xmm2, xmm8)
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a2(pxor xmm3, xmm9)
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a2(movdqa xmm8, xmm4)
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a2(movdqa xmm9, xmm5)
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a2(paddq xmm8, xmm2)
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a2(paddq xmm9, xmm3)
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a3(pshufd xmm8, xmm8, 0xb1)
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a3(pshufd xmm9, xmm9, 0xb1)
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a2(pxor xmm0, xmm8)
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a2(pxor xmm1, xmm9)
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a2(movdqa xmm8, xmm2)
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a2(movdqa xmm9, xmm3)
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a2(movdqa xmm10, xmm6)
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a2(movdqa xmm11, xmm7)
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a2(movdqa xmm2, xmm7)
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a2(movdqa xmm3, xmm6)
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a2(punpcklqdq xmm10, xmm6)
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a2(punpcklqdq xmm11, xmm7)
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a2(movdqa xmm6, xmm8)
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a2(movdqa xmm7, xmm9)
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a2(punpcklqdq xmm9, xmm9)
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a2(punpcklqdq xmm8, xmm8)
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a2(punpckhqdq xmm2, xmm10)
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a2(punpckhqdq xmm3, xmm11)
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a2(punpckhqdq xmm6, xmm9)
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a2(punpckhqdq xmm7, xmm8)
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a2(sub rax, 2)
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a2(movdqa xmm8, xmm0)
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a2(movdqa xmm9, xmm1)
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a2(paddq xmm8, xmm2)
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a2(paddq xmm9, xmm3)
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a3(pshufd xmm8, xmm8, 0xb1)
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a3(pshufd xmm9, xmm9, 0xb1)
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a2(pxor xmm6, xmm8)
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a2(pxor xmm7, xmm9)
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a2(movdqa xmm10, xmm0)
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a2(movdqa xmm11, xmm1)
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a2(paddq xmm10, xmm6)
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a2(paddq xmm11, xmm7)
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a2(movdqa xmm8, xmm10)
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a2(movdqa xmm9, xmm11)
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a2(psrlq xmm10, 51)
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a2(psrlq xmm11, 51)
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a2(psllq xmm8, 13)
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a2(psllq xmm9, 13)
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a2(pxor xmm5, xmm10)
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a2(pxor xmm4, xmm11)
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a2(pxor xmm5, xmm8)
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a2(pxor xmm4, xmm9)
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a2(movdqa xmm10, xmm6)
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a2(movdqa xmm11, xmm7)
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a2(paddq xmm10, xmm5)
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a2(paddq xmm11, xmm4)
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a2(movdqa xmm8, xmm10)
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a2(movdqa xmm9, xmm11)
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a2(psrlq xmm10, 25)
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a2(psrlq xmm11, 25)
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a2(psllq xmm8, 39)
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a2(psllq xmm9, 39)
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a2(pxor xmm2, xmm10)
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a2(pxor xmm3, xmm11)
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a2(pxor xmm2, xmm8)
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a2(pxor xmm3, xmm9)
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a2(movdqa xmm8, xmm5)
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a2(movdqa xmm9, xmm4)
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a2(paddq xmm8, xmm2)
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a2(paddq xmm9, xmm3)
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a3(pshufd xmm8, xmm8, 0xb1)
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a3(pshufd xmm9, xmm9, 0xb1)
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a2(pxor xmm0, xmm8)
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a2(pxor xmm1, xmm9)
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a2(movdqa xmm8, xmm2)
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a2(movdqa xmm9, xmm3)
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a2(movdqa xmm10, xmm6)
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a2(movdqa xmm11, xmm7)
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a2(movdqa xmm2, xmm7)
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a2(movdqa xmm3, xmm6)
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a2(punpcklqdq xmm10, xmm6)
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a2(punpcklqdq xmm11, xmm7)
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a2(movdqa xmm6, xmm8)
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a2(movdqa xmm7, xmm9)
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a2(punpcklqdq xmm9, xmm9)
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a2(punpcklqdq xmm8, xmm8)
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a2(punpckhqdq xmm2, xmm10)
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a2(punpckhqdq xmm3, xmm11)
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a2(punpckhqdq xmm6, xmm9)
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a2(punpckhqdq xmm7, xmm8)
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aj(ja scrypt_salsa64_sse2_loop)
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a2(paddq xmm0,[rsp+0])
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a2(paddq xmm1,[rsp+16])
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a2(paddq xmm2,[rsp+32])
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a2(paddq xmm3,[rsp+48])
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a2(paddq xmm4,[rsp+64])
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a2(paddq xmm5,[rsp+80])
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a2(paddq xmm6,[rsp+96])
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a2(paddq xmm7,[rsp+112])
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a2(lea rax,[r8+r9])
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a2(xor r8,rcx)
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a2(and rax,~0xff)
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a2(add r9,128)
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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(movdqa [rax+0],xmm0)
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a2(movdqa [rax+16],xmm1)
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a2(movdqa [rax+32],xmm2)
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a2(movdqa [rax+48],xmm3)
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a2(movdqa [rax+64],xmm4)
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a2(movdqa [rax+80],xmm5)
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a2(movdqa [rax+96],xmm6)
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a2(movdqa [rax+112],xmm7)
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aj(jne scrypt_ChunkMix_sse2_loop)
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a2(mov rsp, rbp)
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a1(pop rbp)
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a1(ret)
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asm_naked_fn_end(scrypt_ChunkMix_sse2)
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#endif
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/* intrinsic */
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#if defined(X86_INTRINSIC_SSE2) && (!defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_SALSA64_INCLUDED))
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#define SCRYPT_SALSA64_SSE2
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static void asm_calling_convention
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scrypt_ChunkMix_sse2(uint64_t *Bout/*[chunkBytes]*/, uint64_t *Bin/*[chunkBytes]*/, uint64_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,x4,x5,x6,x7,t0,t1,t2,t3,t4,t5,t6,t7,z0,z1,z2,z3;
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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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x4 = xmmp[4];
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x5 = xmmp[5];
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x6 = xmmp[6];
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x7 = xmmp[7];
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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]);
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x2 = _mm_xor_si128(x2, xmmp[2]);
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x3 = _mm_xor_si128(x3, xmmp[3]);
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x4 = _mm_xor_si128(x4, xmmp[4]);
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x5 = _mm_xor_si128(x5, xmmp[5]);
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x6 = _mm_xor_si128(x6, xmmp[6]);
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x7 = _mm_xor_si128(x7, xmmp[7]);
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}
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/* 2: for i = 0 to 2r - 1 do */
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for (i = 0; i < blocksPerChunk; i++, half ^= r) {
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/* 3: X = H(X ^ B_i) */
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xmmp = (xmmi *)scrypt_block(Bin, i);
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x0 = _mm_xor_si128(x0, xmmp[0]);
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x1 = _mm_xor_si128(x1, xmmp[1]);
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x2 = _mm_xor_si128(x2, xmmp[2]);
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x3 = _mm_xor_si128(x3, xmmp[3]);
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x4 = _mm_xor_si128(x4, xmmp[4]);
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x5 = _mm_xor_si128(x5, xmmp[5]);
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x6 = _mm_xor_si128(x6, xmmp[6]);
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x7 = _mm_xor_si128(x7, xmmp[7]);
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if (Bxor) {
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xmmp = (xmmi *)scrypt_block(Bxor, i);
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x0 = _mm_xor_si128(x0, xmmp[0]);
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x1 = _mm_xor_si128(x1, xmmp[1]);
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x2 = _mm_xor_si128(x2, xmmp[2]);
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x3 = _mm_xor_si128(x3, xmmp[3]);
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x4 = _mm_xor_si128(x4, xmmp[4]);
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x5 = _mm_xor_si128(x5, xmmp[5]);
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x6 = _mm_xor_si128(x6, xmmp[6]);
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x7 = _mm_xor_si128(x7, xmmp[7]);
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}
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t0 = x0;
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t1 = x1;
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t2 = x2;
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t3 = x3;
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t4 = x4;
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t5 = x5;
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t6 = x6;
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t7 = x7;
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for (rounds = 8; rounds; rounds -= 2) {
|
||
|
|
z0 = _mm_add_epi64(x0, x2);
|
||
|
|
z1 = _mm_add_epi64(x1, x3);
|
||
|
|
z0 = _mm_shuffle_epi32(z0, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
z1 = _mm_shuffle_epi32(z1, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
x6 = _mm_xor_si128(x6, z0);
|
||
|
|
x7 = _mm_xor_si128(x7, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x6, x0);
|
||
|
|
z1 = _mm_add_epi64(x7, x1);
|
||
|
|
z2 = _mm_srli_epi64(z0, 64-13);
|
||
|
|
z3 = _mm_srli_epi64(z1, 64-13);
|
||
|
|
z0 = _mm_slli_epi64(z0, 13);
|
||
|
|
z1 = _mm_slli_epi64(z1, 13);
|
||
|
|
x4 = _mm_xor_si128(x4, z2);
|
||
|
|
x5 = _mm_xor_si128(x5, z3);
|
||
|
|
x4 = _mm_xor_si128(x4, z0);
|
||
|
|
x5 = _mm_xor_si128(x5, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x4, x6);
|
||
|
|
z1 = _mm_add_epi64(x5, x7);
|
||
|
|
z2 = _mm_srli_epi64(z0, 64-39);
|
||
|
|
z3 = _mm_srli_epi64(z1, 64-39);
|
||
|
|
z0 = _mm_slli_epi64(z0, 39);
|
||
|
|
z1 = _mm_slli_epi64(z1, 39);
|
||
|
|
x2 = _mm_xor_si128(x2, z2);
|
||
|
|
x3 = _mm_xor_si128(x3, z3);
|
||
|
|
x2 = _mm_xor_si128(x2, z0);
|
||
|
|
x3 = _mm_xor_si128(x3, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x2, x4);
|
||
|
|
z1 = _mm_add_epi64(x3, x5);
|
||
|
|
z0 = _mm_shuffle_epi32(z0, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
z1 = _mm_shuffle_epi32(z1, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
x0 = _mm_xor_si128(x0, z0);
|
||
|
|
x1 = _mm_xor_si128(x1, z1);
|
||
|
|
|
||
|
|
z0 = x4;
|
||
|
|
z1 = x5;
|
||
|
|
z2 = x2;
|
||
|
|
z3 = x3;
|
||
|
|
x4 = z1;
|
||
|
|
x5 = z0;
|
||
|
|
x2 = _mm_unpackhi_epi64(x7, _mm_unpacklo_epi64(x6, x6));
|
||
|
|
x3 = _mm_unpackhi_epi64(x6, _mm_unpacklo_epi64(x7, x7));
|
||
|
|
x6 = _mm_unpackhi_epi64(z2, _mm_unpacklo_epi64(z3, z3));
|
||
|
|
x7 = _mm_unpackhi_epi64(z3, _mm_unpacklo_epi64(z2, z2));
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x0, x2);
|
||
|
|
z1 = _mm_add_epi64(x1, x3);
|
||
|
|
z0 = _mm_shuffle_epi32(z0, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
z1 = _mm_shuffle_epi32(z1, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
x6 = _mm_xor_si128(x6, z0);
|
||
|
|
x7 = _mm_xor_si128(x7, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x6, x0);
|
||
|
|
z1 = _mm_add_epi64(x7, x1);
|
||
|
|
z2 = _mm_srli_epi64(z0, 64-13);
|
||
|
|
z3 = _mm_srli_epi64(z1, 64-13);
|
||
|
|
z0 = _mm_slli_epi64(z0, 13);
|
||
|
|
z1 = _mm_slli_epi64(z1, 13);
|
||
|
|
x4 = _mm_xor_si128(x4, z2);
|
||
|
|
x5 = _mm_xor_si128(x5, z3);
|
||
|
|
x4 = _mm_xor_si128(x4, z0);
|
||
|
|
x5 = _mm_xor_si128(x5, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x4, x6);
|
||
|
|
z1 = _mm_add_epi64(x5, x7);
|
||
|
|
z2 = _mm_srli_epi64(z0, 64-39);
|
||
|
|
z3 = _mm_srli_epi64(z1, 64-39);
|
||
|
|
z0 = _mm_slli_epi64(z0, 39);
|
||
|
|
z1 = _mm_slli_epi64(z1, 39);
|
||
|
|
x2 = _mm_xor_si128(x2, z2);
|
||
|
|
x3 = _mm_xor_si128(x3, z3);
|
||
|
|
x2 = _mm_xor_si128(x2, z0);
|
||
|
|
x3 = _mm_xor_si128(x3, z1);
|
||
|
|
|
||
|
|
z0 = _mm_add_epi64(x2, x4);
|
||
|
|
z1 = _mm_add_epi64(x3, x5);
|
||
|
|
z0 = _mm_shuffle_epi32(z0, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
z1 = _mm_shuffle_epi32(z1, _MM_SHUFFLE(2,3,0,1));
|
||
|
|
x0 = _mm_xor_si128(x0, z0);
|
||
|
|
x1 = _mm_xor_si128(x1, z1);
|
||
|
|
|
||
|
|
z0 = x4;
|
||
|
|
z1 = x5;
|
||
|
|
z2 = x2;
|
||
|
|
z3 = x3;
|
||
|
|
x4 = z1;
|
||
|
|
x5 = z0;
|
||
|
|
x2 = _mm_unpackhi_epi64(x7, _mm_unpacklo_epi64(x6, x6));
|
||
|
|
x3 = _mm_unpackhi_epi64(x6, _mm_unpacklo_epi64(x7, x7));
|
||
|
|
x6 = _mm_unpackhi_epi64(z2, _mm_unpacklo_epi64(z3, z3));
|
||
|
|
x7 = _mm_unpackhi_epi64(z3, _mm_unpacklo_epi64(z2, z2));
|
||
|
|
}
|
||
|
|
|
||
|
|
x0 = _mm_add_epi64(x0, t0);
|
||
|
|
x1 = _mm_add_epi64(x1, t1);
|
||
|
|
x2 = _mm_add_epi64(x2, t2);
|
||
|
|
x3 = _mm_add_epi64(x3, t3);
|
||
|
|
x4 = _mm_add_epi64(x4, t4);
|
||
|
|
x5 = _mm_add_epi64(x5, t5);
|
||
|
|
x6 = _mm_add_epi64(x6, t6);
|
||
|
|
x7 = _mm_add_epi64(x7, t7);
|
||
|
|
|
||
|
|
/* 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;
|
||
|
|
xmmp[4] = x4;
|
||
|
|
xmmp[5] = x5;
|
||
|
|
xmmp[6] = x6;
|
||
|
|
xmmp[7] = x7;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(SCRYPT_SALSA64_SSE2)
|
||
|
|
#undef SCRYPT_MIX
|
||
|
|
#define SCRYPT_MIX "Salsa64/8-SSE2"
|
||
|
|
#undef SCRYPT_SALSA64_INCLUDED
|
||
|
|
#define SCRYPT_SALSA64_INCLUDED
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* sse3/avx use this as well */
|
||
|
|
#if defined(SCRYPT_SALSA64_INCLUDED)
|
||
|
|
/*
|
||
|
|
Default layout:
|
||
|
|
0 1 2 3
|
||
|
|
4 5 6 7
|
||
|
|
8 9 10 11
|
||
|
|
12 13 14 15
|
||
|
|
|
||
|
|
SSE2 layout:
|
||
|
|
0 5 10 15
|
||
|
|
12 1 6 11
|
||
|
|
8 13 2 7
|
||
|
|
4 9 14 3
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
static void asm_calling_convention
|
||
|
|
salsa64_core_tangle_sse2(uint64_t *blocks, size_t count) {
|
||
|
|
uint64_t t;
|
||
|
|
while (count--) {
|
||
|
|
t = blocks[1]; blocks[1] = blocks[5]; blocks[5] = t;
|
||
|
|
t = blocks[2]; blocks[2] = blocks[10]; blocks[10] = t;
|
||
|
|
t = blocks[3]; blocks[3] = blocks[15]; blocks[15] = t;
|
||
|
|
t = blocks[4]; blocks[4] = blocks[12]; blocks[12] = t;
|
||
|
|
t = blocks[7]; blocks[7] = blocks[11]; blocks[11] = t;
|
||
|
|
t = blocks[9]; blocks[9] = blocks[13]; blocks[13] = t;
|
||
|
|
blocks += 16;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|