kvisc/vm/in/misc.c

// The OS/K Team licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

#include <in/instrs.h>

//----------------------------------------------------------------------------//

IMPL_START_2(bswap)
{
    v1 = ((v2 & 0xFF00000000000000) >> 56)
       | ((v2 & 0x00FF000000000000) >> 40)
       | ((v2 & 0x0000FF0000000000) >> 24)
       | ((v2 & 0x000000FF00000000) >> 8)
       | ((v2 & 0x00000000FF000000) << 8)
       | ((v2 & 0x0000000000FF0000) << 24)
       | ((v2 & 0x000000000000FF00) << 40)
       | ((v2 & 0x00000000000000FF) << 56);
}
IMPL_OUT;

IMPL_START_2(wswap)
{
    v1 = ((v2 & 0xFFFF000000000000) >> 48)
       | ((v2 & 0x0000FFFF00000000) >> 16)
       | ((v2 & 0x00000000FFFF0000) << 16)
       | ((v2 & 0x000000000000FFFF) << 48);
}
IMPL_OUT;

IMPL_START_2(dswap)
{
    v1 = ((v2 & 0xFFFFFFFF00000000) >> 32)
       | ((v2 & 0x00000000FFFFFFFF) << 32);
}
IMPL_OUT;

//----------------------------------------------------------------------------//