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Copy pathchacha20poly1305_amd64.s
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chacha20poly1305_amd64.s
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// Code generated by command: go run chacha20poly1305_amd64_asm.go -out ../chacha20poly1305_amd64.s -pkg chacha20poly1305. DO NOT EDIT.
//go:build gc && !purego
#include "textflag.h"
// func polyHashADInternal<>()
TEXT polyHashADInternal<>(SB), NOSPLIT, $0
// Hack: Must declare #define macros inside of a function due to Avo constraints
// ROL rotates the uint32s in register R left by N bits, using temporary T.
#define ROL(N, R, T) \
MOVO R, T; \
PSLLL $(N), T; \
PSRLL $(32-(N)), R; \
PXOR T, R
// ROL8 rotates the uint32s in register R left by 8, using temporary T if needed.
#ifdef GOAMD64_v2
#define ROL8(R, T) PSHUFB ·rol8<>(SB), R
#else
#define ROL8(R, T) ROL(8, R, T)
#endif
// ROL16 rotates the uint32s in register R left by 16, using temporary T if needed.
#ifdef GOAMD64_v2
#define ROL16(R, T) PSHUFB ·rol16<>(SB), R
#else
#define ROL16(R, T) ROL(16, R, T)
#endif
XORQ R10, R10
XORQ R11, R11
XORQ R12, R12
CMPQ R9, $0x0d
JNE hashADLoop
MOVQ (CX), R10
MOVQ 5(CX), R11
SHRQ $0x18, R11
MOVQ $0x00000001, R12
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
RET
hashADLoop:
// Hash in 16 byte chunks
CMPQ R9, $0x10
JB hashADTail
ADDQ (CX), R10
ADCQ 8(CX), R11
ADCQ $0x01, R12
LEAQ 16(CX), CX
SUBQ $0x10, R9
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
JMP hashADLoop
hashADTail:
CMPQ R9, $0x00
JE hashADDone
// Hash last < 16 byte tail
XORQ R13, R13
XORQ R14, R14
XORQ R15, R15
ADDQ R9, CX
hashADTailLoop:
SHLQ $0x08, R13, R14
SHLQ $0x08, R13
MOVB -1(CX), R15
XORQ R15, R13
DECQ CX
DECQ R9
JNE hashADTailLoop
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x01, R12
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
hashADDone:
RET
// func chacha20Poly1305Open(dst []byte, key []uint32, src []byte, ad []byte) bool
// Requires: AVX, AVX2, BMI2, CMOV, SSE2
TEXT ·chacha20Poly1305Open(SB), $288-97
// For aligned stack access
MOVQ SP, BP
ADDQ $0x20, BP
ANDQ $-32, BP
MOVQ dst_base+0(FP), DI
MOVQ key_base+24(FP), R8
MOVQ src_base+48(FP), SI
MOVQ src_len+56(FP), BX
MOVQ ad_base+72(FP), CX
// Check for AVX2 support
CMPB ·useAVX2+0(SB), $0x01
JE chacha20Poly1305Open_AVX2
// Special optimization, for very short buffers
CMPQ BX, $0x80
JBE openSSE128
// For long buffers, prepare the poly key first
MOVOU ·chacha20Constants<>+0(SB), X0
MOVOU 16(R8), X3
MOVOU 32(R8), X6
MOVOU 48(R8), X9
MOVO X9, X13
// Store state on stack for future use
MOVO X3, 32(BP)
MOVO X6, 48(BP)
MOVO X9, 128(BP)
MOVQ $0x0000000a, R9
openSSEPreparePolyKey:
PADDD X3, X0
PXOR X0, X9
ROL16(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x0c, X12
PSRLL $0x14, X3
PXOR X12, X3
PADDD X3, X0
PXOR X0, X9
ROL8(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x07, X12
PSRLL $0x19, X3
PXOR X12, X3
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc9
BYTE $0x0c
PADDD X3, X0
PXOR X0, X9
ROL16(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x0c, X12
PSRLL $0x14, X3
PXOR X12, X3
PADDD X3, X0
PXOR X0, X9
ROL8(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x07, X12
PSRLL $0x19, X3
PXOR X12, X3
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x0c
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc9
BYTE $0x04
DECQ R9
JNE openSSEPreparePolyKey
// A0|B0 hold the Poly1305 32-byte key, C0,D0 can be discarded
PADDL ·chacha20Constants<>+0(SB), X0
PADDL 32(BP), X3
// Clamp and store the key
PAND ·polyClampMask<>+0(SB), X0
MOVO X0, (BP)
MOVO X3, 16(BP)
// Hash AAD
MOVQ ad_len+80(FP), R9
CALL polyHashADInternal<>(SB)
openSSEMainLoop:
CMPQ BX, $0x00000100
JB openSSEMainLoopDone
// Load state, increment counter blocks
MOVO ·chacha20Constants<>+0(SB), X0
MOVO 32(BP), X3
MOVO 48(BP), X6
MOVO 128(BP), X9
PADDL ·sseIncMask<>+0(SB), X9
MOVO X0, X1
MOVO X3, X4
MOVO X6, X7
MOVO X9, X10
PADDL ·sseIncMask<>+0(SB), X10
MOVO X1, X2
MOVO X4, X5
MOVO X7, X8
MOVO X10, X11
PADDL ·sseIncMask<>+0(SB), X11
MOVO X2, X12
MOVO X5, X13
MOVO X8, X14
MOVO X11, X15
PADDL ·sseIncMask<>+0(SB), X15
// Store counters
MOVO X9, 80(BP)
MOVO X10, 96(BP)
MOVO X11, 112(BP)
MOVO X15, 128(BP)
// There are 10 ChaCha20 iterations of 2QR each, so for 6 iterations we hash
// 2 blocks, and for the remaining 4 only 1 block - for a total of 16
MOVQ $0x00000004, CX
MOVQ SI, R9
openSSEInternalLoop:
MOVO X14, 64(BP)
PADDD X3, X0
PXOR X0, X9
ROL16(X9, X14)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X14
PSLLL $0x0c, X14
PSRLL $0x14, X3
PXOR X14, X3
PADDD X3, X0
PXOR X0, X9
ROL8(X9, X14)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X14
PSLLL $0x07, X14
PSRLL $0x19, X3
PXOR X14, X3
PADDD X4, X1
PXOR X1, X10
ROL16(X10, X14)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X14
PSLLL $0x0c, X14
PSRLL $0x14, X4
PXOR X14, X4
PADDD X4, X1
PXOR X1, X10
ROL8(X10, X14)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X14
PSLLL $0x07, X14
PSRLL $0x19, X4
PXOR X14, X4
PADDD X5, X2
PXOR X2, X11
ROL16(X11, X14)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X14
PSLLL $0x0c, X14
PSRLL $0x14, X5
PXOR X14, X5
PADDD X5, X2
PXOR X2, X11
ROL8(X11, X14)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X14
PSLLL $0x07, X14
PSRLL $0x19, X5
PXOR X14, X5
MOVO 64(BP), X14
MOVO X7, 64(BP)
PADDD X13, X12
PXOR X12, X15
ROL16(X15, X7)
PADDD X15, X14
PXOR X14, X13
MOVO X13, X7
PSLLL $0x0c, X7
PSRLL $0x14, X13
PXOR X7, X13
PADDD X13, X12
PXOR X12, X15
ROL8(X15, X7)
PADDD X15, X14
PXOR X14, X13
MOVO X13, X7
PSLLL $0x07, X7
PSRLL $0x19, X13
PXOR X7, X13
MOVO 64(BP), X7
ADDQ (R9), R10
ADCQ 8(R9), R11
ADCQ $0x01, R12
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xe4
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xed
BYTE $0x04
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xed
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xff
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc0
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc9
BYTE $0x0c
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xd2
BYTE $0x0c
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x0c
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xff
BYTE $0x0c
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
LEAQ 16(R9), R9
MOVO X14, 64(BP)
PADDD X3, X0
PXOR X0, X9
ROL16(X9, X14)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X14
PSLLL $0x0c, X14
PSRLL $0x14, X3
PXOR X14, X3
PADDD X3, X0
PXOR X0, X9
ROL8(X9, X14)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X14
PSLLL $0x07, X14
PSRLL $0x19, X3
PXOR X14, X3
PADDD X4, X1
PXOR X1, X10
ROL16(X10, X14)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X14
PSLLL $0x0c, X14
PSRLL $0x14, X4
PXOR X14, X4
PADDD X4, X1
PXOR X1, X10
ROL8(X10, X14)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X14
PSLLL $0x07, X14
PSRLL $0x19, X4
PXOR X14, X4
PADDD X5, X2
PXOR X2, X11
ROL16(X11, X14)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X14
PSLLL $0x0c, X14
PSRLL $0x14, X5
PXOR X14, X5
PADDD X5, X2
PXOR X2, X11
ROL8(X11, X14)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X14
PSLLL $0x07, X14
PSRLL $0x19, X5
PXOR X14, X5
MOVO 64(BP), X14
MOVO X7, 64(BP)
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
PADDD X13, X12
PXOR X12, X15
ROL16(X15, X7)
PADDD X15, X14
PXOR X14, X13
MOVO X13, X7
PSLLL $0x0c, X7
PSRLL $0x14, X13
PXOR X7, X13
PADDD X13, X12
PXOR X12, X15
ROL8(X15, X7)
PADDD X15, X14
PXOR X14, X13
MOVO X13, X7
PSLLL $0x07, X7
PSRLL $0x19, X13
PXOR X7, X13
MOVO 64(BP), X7
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x0c
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xe4
BYTE $0x0c
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xed
BYTE $0x0c
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xed
BYTE $0x0c
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xff
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc0
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xf6
BYTE $0x08
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xc9
BYTE $0x04
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xd2
BYTE $0x04
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x04
BYTE $0x66
BYTE $0x45
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xff
BYTE $0x04
DECQ CX
JGE openSSEInternalLoop
ADDQ (R9), R10
ADCQ 8(R9), R11
ADCQ $0x01, R12
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
LEAQ 16(R9), R9
CMPQ CX, $-6
JG openSSEInternalLoop
// Add in the state
PADDD ·chacha20Constants<>+0(SB), X0
PADDD ·chacha20Constants<>+0(SB), X1
PADDD ·chacha20Constants<>+0(SB), X2
PADDD ·chacha20Constants<>+0(SB), X12
PADDD 32(BP), X3
PADDD 32(BP), X4
PADDD 32(BP), X5
PADDD 32(BP), X13
PADDD 48(BP), X6
PADDD 48(BP), X7
PADDD 48(BP), X8
PADDD 48(BP), X14
PADDD 80(BP), X9
PADDD 96(BP), X10
PADDD 112(BP), X11
PADDD 128(BP), X15
// Load - xor - store
MOVO X15, 64(BP)
MOVOU (SI), X15
PXOR X15, X0
MOVOU X0, (DI)
MOVOU 16(SI), X15
PXOR X15, X3
MOVOU X3, 16(DI)
MOVOU 32(SI), X15
PXOR X15, X6
MOVOU X6, 32(DI)
MOVOU 48(SI), X15
PXOR X15, X9
MOVOU X9, 48(DI)
MOVOU 64(SI), X9
PXOR X9, X1
MOVOU X1, 64(DI)
MOVOU 80(SI), X9
PXOR X9, X4
MOVOU X4, 80(DI)
MOVOU 96(SI), X9
PXOR X9, X7
MOVOU X7, 96(DI)
MOVOU 112(SI), X9
PXOR X9, X10
MOVOU X10, 112(DI)
MOVOU 128(SI), X9
PXOR X9, X2
MOVOU X2, 128(DI)
MOVOU 144(SI), X9
PXOR X9, X5
MOVOU X5, 144(DI)
MOVOU 160(SI), X9
PXOR X9, X8
MOVOU X8, 160(DI)
MOVOU 176(SI), X9
PXOR X9, X11
MOVOU X11, 176(DI)
MOVOU 192(SI), X9
PXOR X9, X12
MOVOU X12, 192(DI)
MOVOU 208(SI), X9
PXOR X9, X13
MOVOU X13, 208(DI)
MOVOU 224(SI), X9
PXOR X9, X14
MOVOU X14, 224(DI)
MOVOU 240(SI), X9
PXOR 64(BP), X9
MOVOU X9, 240(DI)
LEAQ 256(SI), SI
LEAQ 256(DI), DI
SUBQ $0x00000100, BX
JMP openSSEMainLoop
openSSEMainLoopDone:
// Handle the various tail sizes efficiently
TESTQ BX, BX
JE openSSEFinalize
CMPQ BX, $0x40
JBE openSSETail64
CMPQ BX, $0x80
JBE openSSETail128
CMPQ BX, $0xc0
JBE openSSETail192
JMP openSSETail256
openSSEFinalize:
// Hash in the PT, AAD lengths
ADDQ ad_len+80(FP), R10
ADCQ src_len+56(FP), R11
ADCQ $0x01, R12
MOVQ (BP), AX
MOVQ AX, R15
MULQ R10
MOVQ AX, R13
MOVQ DX, R14
MOVQ (BP), AX
MULQ R11
IMULQ R12, R15
ADDQ AX, R14
ADCQ DX, R15
MOVQ 8(BP), AX
MOVQ AX, R8
MULQ R10
ADDQ AX, R14
ADCQ $0x00, DX
MOVQ DX, R10
MOVQ 8(BP), AX
MULQ R11
ADDQ AX, R15
ADCQ $0x00, DX
IMULQ R12, R8
ADDQ R10, R15
ADCQ DX, R8
MOVQ R13, R10
MOVQ R14, R11
MOVQ R15, R12
ANDQ $0x03, R12
MOVQ R15, R13
ANDQ $-4, R13
MOVQ R8, R14
SHRQ $0x02, R8, R15
SHRQ $0x02, R8
ADDQ R13, R10
ADCQ R14, R11
ADCQ $0x00, R12
ADDQ R15, R10
ADCQ R8, R11
ADCQ $0x00, R12
// Final reduce
MOVQ R10, R13
MOVQ R11, R14
MOVQ R12, R15
SUBQ $-5, R10
SBBQ $-1, R11
SBBQ $0x03, R12
CMOVQCS R13, R10
CMOVQCS R14, R11
CMOVQCS R15, R12
// Add in the "s" part of the key
ADDQ 16(BP), R10
ADCQ 24(BP), R11
// Finally, constant time compare to the tag at the end of the message
XORQ AX, AX
MOVQ $0x00000001, DX
XORQ (SI), R10
XORQ 8(SI), R11
ORQ R11, R10
CMOVQEQ DX, AX
// Return true iff tags are equal
MOVB AX, ret+96(FP)
RET
openSSE128:
MOVOU ·chacha20Constants<>+0(SB), X0
MOVOU 16(R8), X3
MOVOU 32(R8), X6
MOVOU 48(R8), X9
MOVO X0, X1
MOVO X3, X4
MOVO X6, X7
MOVO X9, X10
PADDL ·sseIncMask<>+0(SB), X10
MOVO X1, X2
MOVO X4, X5
MOVO X7, X8
MOVO X10, X11
PADDL ·sseIncMask<>+0(SB), X11
MOVO X3, X13
MOVO X6, X14
MOVO X10, X15
MOVQ $0x0000000a, R9
openSSE128InnerCipherLoop:
PADDD X3, X0
PXOR X0, X9
ROL16(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x0c, X12
PSRLL $0x14, X3
PXOR X12, X3
PADDD X3, X0
PXOR X0, X9
ROL8(X9, X12)
PADDD X9, X6
PXOR X6, X3
MOVO X3, X12
PSLLL $0x07, X12
PSRLL $0x19, X3
PXOR X12, X3
PADDD X4, X1
PXOR X1, X10
ROL16(X10, X12)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X12
PSLLL $0x0c, X12
PSRLL $0x14, X4
PXOR X12, X4
PADDD X4, X1
PXOR X1, X10
ROL8(X10, X12)
PADDD X10, X7
PXOR X7, X4
MOVO X4, X12
PSLLL $0x07, X12
PSRLL $0x19, X4
PXOR X12, X4
PADDD X5, X2
PXOR X2, X11
ROL16(X11, X12)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X12
PSLLL $0x0c, X12
PSRLL $0x14, X5
PXOR X12, X5
PADDD X5, X2
PXOR X2, X11
ROL8(X11, X12)
PADDD X11, X8
PXOR X8, X5
MOVO X5, X12
PSLLL $0x07, X12
PSRLL $0x19, X5
PXOR X12, X5
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xdb
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xe4
BYTE $0x04
BYTE $0x66
BYTE $0x0f
BYTE $0x3a
BYTE $0x0f
BYTE $0xed