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244 lines
6.2 KiB
244 lines
6.2 KiB
4 years ago
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// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build amd64,!gccgo,!appengine
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#include "textflag.h"
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DATA ·c40<>+0x00(SB)/8, $0x0201000706050403
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DATA ·c40<>+0x08(SB)/8, $0x0a09080f0e0d0c0b
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GLOBL ·c40<>(SB), (NOPTR+RODATA), $16
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DATA ·c48<>+0x00(SB)/8, $0x0100070605040302
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DATA ·c48<>+0x08(SB)/8, $0x09080f0e0d0c0b0a
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GLOBL ·c48<>(SB), (NOPTR+RODATA), $16
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#define SHUFFLE(v2, v3, v4, v5, v6, v7, t1, t2) \
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MOVO v4, t1; \
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MOVO v5, v4; \
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MOVO t1, v5; \
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MOVO v6, t1; \
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PUNPCKLQDQ v6, t2; \
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PUNPCKHQDQ v7, v6; \
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PUNPCKHQDQ t2, v6; \
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PUNPCKLQDQ v7, t2; \
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MOVO t1, v7; \
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MOVO v2, t1; \
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PUNPCKHQDQ t2, v7; \
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PUNPCKLQDQ v3, t2; \
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PUNPCKHQDQ t2, v2; \
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PUNPCKLQDQ t1, t2; \
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PUNPCKHQDQ t2, v3
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#define SHUFFLE_INV(v2, v3, v4, v5, v6, v7, t1, t2) \
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MOVO v4, t1; \
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MOVO v5, v4; \
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MOVO t1, v5; \
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MOVO v2, t1; \
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PUNPCKLQDQ v2, t2; \
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PUNPCKHQDQ v3, v2; \
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PUNPCKHQDQ t2, v2; \
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PUNPCKLQDQ v3, t2; \
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MOVO t1, v3; \
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MOVO v6, t1; \
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PUNPCKHQDQ t2, v3; \
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PUNPCKLQDQ v7, t2; \
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PUNPCKHQDQ t2, v6; \
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PUNPCKLQDQ t1, t2; \
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PUNPCKHQDQ t2, v7
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#define HALF_ROUND(v0, v1, v2, v3, v4, v5, v6, v7, t0, c40, c48) \
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MOVO v0, t0; \
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PMULULQ v2, t0; \
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PADDQ v2, v0; \
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PADDQ t0, v0; \
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PADDQ t0, v0; \
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PXOR v0, v6; \
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PSHUFD $0xB1, v6, v6; \
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MOVO v4, t0; \
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PMULULQ v6, t0; \
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PADDQ v6, v4; \
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PADDQ t0, v4; \
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PADDQ t0, v4; \
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PXOR v4, v2; \
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PSHUFB c40, v2; \
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MOVO v0, t0; \
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PMULULQ v2, t0; \
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PADDQ v2, v0; \
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PADDQ t0, v0; \
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PADDQ t0, v0; \
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PXOR v0, v6; \
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PSHUFB c48, v6; \
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MOVO v4, t0; \
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PMULULQ v6, t0; \
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PADDQ v6, v4; \
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PADDQ t0, v4; \
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PADDQ t0, v4; \
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PXOR v4, v2; \
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MOVO v2, t0; \
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PADDQ v2, t0; \
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PSRLQ $63, v2; \
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PXOR t0, v2; \
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MOVO v1, t0; \
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PMULULQ v3, t0; \
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PADDQ v3, v1; \
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PADDQ t0, v1; \
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PADDQ t0, v1; \
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PXOR v1, v7; \
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PSHUFD $0xB1, v7, v7; \
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MOVO v5, t0; \
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PMULULQ v7, t0; \
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PADDQ v7, v5; \
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PADDQ t0, v5; \
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PADDQ t0, v5; \
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PXOR v5, v3; \
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PSHUFB c40, v3; \
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MOVO v1, t0; \
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PMULULQ v3, t0; \
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PADDQ v3, v1; \
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PADDQ t0, v1; \
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PADDQ t0, v1; \
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PXOR v1, v7; \
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PSHUFB c48, v7; \
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MOVO v5, t0; \
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PMULULQ v7, t0; \
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PADDQ v7, v5; \
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PADDQ t0, v5; \
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PADDQ t0, v5; \
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PXOR v5, v3; \
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MOVO v3, t0; \
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PADDQ v3, t0; \
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PSRLQ $63, v3; \
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PXOR t0, v3
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#define LOAD_MSG_0(block, off) \
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MOVOU 8*(off+0)(block), X0; \
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MOVOU 8*(off+2)(block), X1; \
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MOVOU 8*(off+4)(block), X2; \
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MOVOU 8*(off+6)(block), X3; \
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MOVOU 8*(off+8)(block), X4; \
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MOVOU 8*(off+10)(block), X5; \
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MOVOU 8*(off+12)(block), X6; \
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MOVOU 8*(off+14)(block), X7
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#define STORE_MSG_0(block, off) \
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MOVOU X0, 8*(off+0)(block); \
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MOVOU X1, 8*(off+2)(block); \
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MOVOU X2, 8*(off+4)(block); \
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MOVOU X3, 8*(off+6)(block); \
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MOVOU X4, 8*(off+8)(block); \
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MOVOU X5, 8*(off+10)(block); \
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MOVOU X6, 8*(off+12)(block); \
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MOVOU X7, 8*(off+14)(block)
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#define LOAD_MSG_1(block, off) \
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MOVOU 8*off+0*8(block), X0; \
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MOVOU 8*off+16*8(block), X1; \
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MOVOU 8*off+32*8(block), X2; \
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MOVOU 8*off+48*8(block), X3; \
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MOVOU 8*off+64*8(block), X4; \
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MOVOU 8*off+80*8(block), X5; \
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MOVOU 8*off+96*8(block), X6; \
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MOVOU 8*off+112*8(block), X7
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#define STORE_MSG_1(block, off) \
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MOVOU X0, 8*off+0*8(block); \
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MOVOU X1, 8*off+16*8(block); \
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MOVOU X2, 8*off+32*8(block); \
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MOVOU X3, 8*off+48*8(block); \
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MOVOU X4, 8*off+64*8(block); \
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MOVOU X5, 8*off+80*8(block); \
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MOVOU X6, 8*off+96*8(block); \
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MOVOU X7, 8*off+112*8(block)
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#define BLAMKA_ROUND_0(block, off, t0, t1, c40, c48) \
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LOAD_MSG_0(block, off); \
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HALF_ROUND(X0, X1, X2, X3, X4, X5, X6, X7, t0, c40, c48); \
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SHUFFLE(X2, X3, X4, X5, X6, X7, t0, t1); \
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HALF_ROUND(X0, X1, X2, X3, X4, X5, X6, X7, t0, c40, c48); \
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SHUFFLE_INV(X2, X3, X4, X5, X6, X7, t0, t1); \
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STORE_MSG_0(block, off)
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#define BLAMKA_ROUND_1(block, off, t0, t1, c40, c48) \
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LOAD_MSG_1(block, off); \
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HALF_ROUND(X0, X1, X2, X3, X4, X5, X6, X7, t0, c40, c48); \
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SHUFFLE(X2, X3, X4, X5, X6, X7, t0, t1); \
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HALF_ROUND(X0, X1, X2, X3, X4, X5, X6, X7, t0, c40, c48); \
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SHUFFLE_INV(X2, X3, X4, X5, X6, X7, t0, t1); \
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STORE_MSG_1(block, off)
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// func blamkaSSE4(b *block)
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TEXT ·blamkaSSE4(SB), 4, $0-8
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MOVQ b+0(FP), AX
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MOVOU ·c40<>(SB), X10
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MOVOU ·c48<>(SB), X11
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BLAMKA_ROUND_0(AX, 0, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 16, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 32, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 48, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 64, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 80, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 96, X8, X9, X10, X11)
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BLAMKA_ROUND_0(AX, 112, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 0, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 2, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 4, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 6, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 8, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 10, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 12, X8, X9, X10, X11)
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BLAMKA_ROUND_1(AX, 14, X8, X9, X10, X11)
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RET
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// func mixBlocksSSE2(out, a, b, c *block)
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TEXT ·mixBlocksSSE2(SB), 4, $0-32
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MOVQ out+0(FP), DX
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MOVQ a+8(FP), AX
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MOVQ b+16(FP), BX
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MOVQ a+24(FP), CX
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MOVQ $128, BP
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loop:
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MOVOU 0(AX), X0
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MOVOU 0(BX), X1
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MOVOU 0(CX), X2
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PXOR X1, X0
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PXOR X2, X0
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MOVOU X0, 0(DX)
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ADDQ $16, AX
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ADDQ $16, BX
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ADDQ $16, CX
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ADDQ $16, DX
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SUBQ $2, BP
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JA loop
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RET
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// func xorBlocksSSE2(out, a, b, c *block)
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TEXT ·xorBlocksSSE2(SB), 4, $0-32
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MOVQ out+0(FP), DX
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MOVQ a+8(FP), AX
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MOVQ b+16(FP), BX
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MOVQ a+24(FP), CX
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MOVQ $128, BP
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loop:
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MOVOU 0(AX), X0
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MOVOU 0(BX), X1
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MOVOU 0(CX), X2
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MOVOU 0(DX), X3
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PXOR X1, X0
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PXOR X2, X0
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PXOR X3, X0
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MOVOU X0, 0(DX)
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ADDQ $16, AX
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ADDQ $16, BX
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ADDQ $16, CX
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ADDQ $16, DX
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SUBQ $2, BP
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JA loop
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RET
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