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// vbrev.v vd, vs2
#include "zvk_ext_macros.h"
require_zvbb;
VI_V_ULOOP
({
reg_t x = vs2;
// Reverse bits in bytes (vbrev8)
x = ((x & 0x5555555555555555llu) << 1) | ((x & 0xAAAAAAAAAAAAAAAAllu) >> 1);
x = ((x & 0x3333333333333333llu) << 2) | ((x & 0xCCCCCCCCCCCCCCCCllu) >> 2);
x = ((x & 0x0F0F0F0F0F0F0F0Fllu) << 4) | ((x & 0xF0F0F0F0F0F0F0F0llu) >> 4);
// Re-order bytes (vrev8)
if (P.VU.vsew > 8)
x = ((x & 0x00FF00FF00FF00FFllu) << 8) | ((x & 0xFF00FF00FF00FF00llu) >> 8);
if (P.VU.vsew > 16)
x = ((x & 0x0000FFFF0000FFFFllu) << 16) | ((x & 0xFFFF0000FFFF0000llu) >> 16);
if (P.VU.vsew > 32)
x = ((x & 0x00000000FFFFFFFFllu) << 32) | ((x & 0xFFFFFFFF00000000llu) >> 32);
vd = x;
})
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