MOVB $7, (BX)                           // c60307
	MOVB $7, (R11)                          // 41c60307
	MOVB $7, DL                             // c6c207 or b207
	MOVB $7, R11                            // 41c6c307 or 41b307
	MOVB DL, (BX)                           // 8813
	MOVB R11, (BX)                          // 44881b
	MOVB DL, (R11)                          // 418813

slices PCALIGN $16 loop16b: MOVOU (SI)(AX*1), X0 // XOR 16byte forwards. MOVOU (CX)(AX*1), X1 PXOR X1, X0 MOVOU X0, (BX)(AX*1) ADDQ $16, AX CMPQ DX, AX JNE loop16b RET PCALIGN $16 loop_1b: SUBQ $1, DX // XOR 1byte backwards. MOVB (SI)(DX*1), DI MOVB (CX)(DX*1), AX XORB AX, DI MOVB DI, (BX)(DX*1) TESTQ $7, DX // AND 7 & len, if not zero jump to loop_1b. JNZ loop_1b CMPQ DX, $0 // if len is 0, ret. JE ret TESTQ $15, DX // AND 15 & len, if zero jump to aligned. JZ aligned not_aligned: TESTQ $7, DX // AND...