/// This file has been taken from https://github.com/antonblanchard/crc32-vpmsum
/// Author: Anton Blanchard <anton@au.ibm.com>, IBM
#ifndef __OPCODES_HH
#define __OPCODES_HH

#define __PPC_RA(a)        (((a) & 0x1f) << 16)
#define __PPC_RB(b)        (((b) & 0x1f) << 11)
#define __PPC_XA(a)        ((((a) & 0x1f) << 16) | (((a) & 0x20) >> 3))
#define __PPC_XB(b)        ((((b) & 0x1f) << 11) | (((b) & 0x20) >> 4))
#define __PPC_XS(s)        ((((s) & 0x1f) << 21) | (((s) & 0x20) >> 5))
#define __PPC_XT(s)        __PPC_XS(s)
#define VSX_XX3(t, a, b)    (__PPC_XT(t) | __PPC_XA(a) | __PPC_XB(b))
#define VSX_XX1(s, a, b)    (__PPC_XS(s) | __PPC_RA(a) | __PPC_RB(b))

#define PPC_INST_VPMSUMW       0x10000488
#define PPC_INST_VPMSUMD       0x100004c8
#define PPC_INST_MFVSRD        0x7c000066
#define PPC_INST_MTVSRD        0x7c000166

#define VPMSUMW(t, a, b)    .long PPC_INST_VPMSUMW | VSX_XX3((t), a, b)
#define VPMSUMD(t, a, b)    .long PPC_INST_VPMSUMD | VSX_XX3((t), a, b)
#define MFVRD(a, t)         .long PPC_INST_MFVSRD | VSX_XX1((t)+32, a, 0)
#define MTVRD(t, a)         .long PPC_INST_MTVSRD | VSX_XX1((t)+32, a, 0)

#endif
