contrib/libs/base64/neon32/enc_neon.c


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// If we have ARM NEON support, pick off 48 bytes at a time: 
while (srclen >= 48) 
{ 
	uint8x16x3_t str; 
	uint8x16x4_t res; 
 
	// Load 48 bytes and deinterleave: 
	str = vld3q_u8((uint8_t *)c); 
 
	// Reshuffle: 
	res = enc_reshuffle(str); 
 
	// Translate reshuffled bytes to the Base64 alphabet: 
	res = enc_translate(res); 
 
	// Interleave and store result: 
	vst4q_u8((uint8_t *)o, res); 
 
	c += 48;	// 3 * 16 bytes of input 
	o += 64;	// 4 * 16 bytes of output 
	outl += 64; 
	srclen -= 48; 
}