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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2005-2018 Andes Technology Corporation */
#ifndef __NDS32_FPU_INST_H
#define __NDS32_FPU_INST_H
#define cop0_op 0x35
/*
* COP0 field of opcodes.
*/
#define fs1_op 0x0
#define fs2_op 0x4
#define fd1_op 0x8
#define fd2_op 0xc
/*
* FS1 opcode.
*/
enum fs1 {
fadds_op, fsubs_op, fcpynss_op, fcpyss_op,
fmadds_op, fmsubs_op, fcmovns_op, fcmovzs_op,
fnmadds_op, fnmsubs_op,
fmuls_op = 0xc, fdivs_op,
fs1_f2op_op = 0xf
};
/*
* FS1/F2OP opcode.
*/
enum fs1_f2 {
fs2d_op, fsqrts_op,
fui2s_op = 0x8, fsi2s_op = 0xc,
fs2ui_op = 0x10, fs2ui_z_op = 0x14,
fs2si_op = 0x18, fs2si_z_op = 0x1c
};
/*
* FS2 opcode.
*/
enum fs2 {
fcmpeqs_op, fcmpeqs_e_op, fcmplts_op, fcmplts_e_op,
fcmples_op, fcmples_e_op, fcmpuns_op, fcmpuns_e_op
};
/*
* FD1 opcode.
*/
enum fd1 {
faddd_op, fsubd_op, fcpynsd_op, fcpysd_op,
fmaddd_op, fmsubd_op, fcmovnd_op, fcmovzd_op,
fnmaddd_op, fnmsubd_op,
fmuld_op = 0xc, fdivd_op, fd1_f2op_op = 0xf
};
/*
* FD1/F2OP opcode.
*/
enum fd1_f2 {
fd2s_op, fsqrtd_op,
fui2d_op = 0x8, fsi2d_op = 0xc,
fd2ui_op = 0x10, fd2ui_z_op = 0x14,
fd2si_op = 0x18, fd2si_z_op = 0x1c
};
/*
* FD2 opcode.
*/
enum fd2 {
fcmpeqd_op, fcmpeqd_e_op, fcmpltd_op, fcmpltd_e_op,
fcmpled_op, fcmpled_e_op, fcmpund_op, fcmpund_e_op
};
#define NDS32Insn(x) x
#define I_OPCODE_off 25
#define NDS32Insn_OPCODE(x) (NDS32Insn(x) >> I_OPCODE_off)
#define I_OPCODE_offRt 20
#define I_OPCODE_mskRt (0x1fUL << I_OPCODE_offRt)
#define NDS32Insn_OPCODE_Rt(x) \
((NDS32Insn(x) & I_OPCODE_mskRt) >> I_OPCODE_offRt)
#define I_OPCODE_offRa 15
#define I_OPCODE_mskRa (0x1fUL << I_OPCODE_offRa)
#define NDS32Insn_OPCODE_Ra(x) \
((NDS32Insn(x) & I_OPCODE_mskRa) >> I_OPCODE_offRa)
#define I_OPCODE_offRb 10
#define I_OPCODE_mskRb (0x1fUL << I_OPCODE_offRb)
#define NDS32Insn_OPCODE_Rb(x) \
((NDS32Insn(x) & I_OPCODE_mskRb) >> I_OPCODE_offRb)
#define I_OPCODE_offbit1014 10
#define I_OPCODE_mskbit1014 (0x1fUL << I_OPCODE_offbit1014)
#define NDS32Insn_OPCODE_BIT1014(x) \
((NDS32Insn(x) & I_OPCODE_mskbit1014) >> I_OPCODE_offbit1014)
#define I_OPCODE_offbit69 6
#define I_OPCODE_mskbit69 (0xfUL << I_OPCODE_offbit69)
#define NDS32Insn_OPCODE_BIT69(x) \
((NDS32Insn(x) & I_OPCODE_mskbit69) >> I_OPCODE_offbit69)
#define I_OPCODE_offCOP0 0
#define I_OPCODE_mskCOP0 (0x3fUL << I_OPCODE_offCOP0)
#define NDS32Insn_OPCODE_COP0(x) \
((NDS32Insn(x) & I_OPCODE_mskCOP0) >> I_OPCODE_offCOP0)
#endif /* __NDS32_FPU_INST_H */