xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision 40efe733e10cc00e4fb4f9f5790a28e744e63c62)

/* SPDX-License-Identifier: MIT */
/*
 * Define target-specific opcode support
 * Copyright (c) 2021 WANG Xuerui <git@xen0n.name>
 */

#ifndef TCG_TARGET_HAS_H
#define TCG_TARGET_HAS_H

#include "host/cpuinfo.h"

/* optional instructions */
#define TCG_TARGET_HAS_negsetcond_i32   0
#define TCG_TARGET_HAS_div_i32          1
#define TCG_TARGET_HAS_rem_i32          1
#define TCG_TARGET_HAS_div2_i32         0
#define TCG_TARGET_HAS_rot_i32          1
#define TCG_TARGET_HAS_extract2_i32     0
#define TCG_TARGET_HAS_add2_i32         0
#define TCG_TARGET_HAS_sub2_i32         0
#define TCG_TARGET_HAS_mulu2_i32        0
#define TCG_TARGET_HAS_muls2_i32        0
#define TCG_TARGET_HAS_muluh_i32        1
#define TCG_TARGET_HAS_mulsh_i32        1
#define TCG_TARGET_HAS_ext8s_i32        1
#define TCG_TARGET_HAS_ext16s_i32       1
#define TCG_TARGET_HAS_ext8u_i32        1
#define TCG_TARGET_HAS_ext16u_i32       1
#define TCG_TARGET_HAS_bswap16_i32      1
#define TCG_TARGET_HAS_bswap32_i32      1
#define TCG_TARGET_HAS_not_i32          1
#define TCG_TARGET_HAS_andc_i32         1
#define TCG_TARGET_HAS_orc_i32          1
#define TCG_TARGET_HAS_eqv_i32          0
#define TCG_TARGET_HAS_nand_i32         0
#define TCG_TARGET_HAS_nor_i32          1
#define TCG_TARGET_HAS_clz_i32          1
#define TCG_TARGET_HAS_ctz_i32          1
#define TCG_TARGET_HAS_ctpop_i32        0
#define TCG_TARGET_HAS_qemu_st8_i32     0

/* 64-bit operations */
#define TCG_TARGET_HAS_negsetcond_i64   0
#define TCG_TARGET_HAS_div_i64          1
#define TCG_TARGET_HAS_rem_i64          1
#define TCG_TARGET_HAS_div2_i64         0
#define TCG_TARGET_HAS_rot_i64          1
#define TCG_TARGET_HAS_extract2_i64     0
#define TCG_TARGET_HAS_extr_i64_i32     1
#define TCG_TARGET_HAS_ext8s_i64        1
#define TCG_TARGET_HAS_ext16s_i64       1
#define TCG_TARGET_HAS_ext32s_i64       1
#define TCG_TARGET_HAS_ext8u_i64        1
#define TCG_TARGET_HAS_ext16u_i64       1
#define TCG_TARGET_HAS_ext32u_i64       1
#define TCG_TARGET_HAS_bswap16_i64      1
#define TCG_TARGET_HAS_bswap32_i64      1
#define TCG_TARGET_HAS_bswap64_i64      1
#define TCG_TARGET_HAS_not_i64          1
#define TCG_TARGET_HAS_andc_i64         1
#define TCG_TARGET_HAS_orc_i64          1
#define TCG_TARGET_HAS_eqv_i64          0
#define TCG_TARGET_HAS_nand_i64         0
#define TCG_TARGET_HAS_nor_i64          1
#define TCG_TARGET_HAS_clz_i64          1
#define TCG_TARGET_HAS_ctz_i64          1
#define TCG_TARGET_HAS_ctpop_i64        0
#define TCG_TARGET_HAS_add2_i64         0
#define TCG_TARGET_HAS_sub2_i64         0
#define TCG_TARGET_HAS_mulu2_i64        0
#define TCG_TARGET_HAS_muls2_i64        0
#define TCG_TARGET_HAS_muluh_i64        1
#define TCG_TARGET_HAS_mulsh_i64        1

#define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)

#define TCG_TARGET_HAS_tst              0

#define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
#define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
#define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)

#define TCG_TARGET_HAS_not_vec          1
#define TCG_TARGET_HAS_neg_vec          1
#define TCG_TARGET_HAS_abs_vec          0
#define TCG_TARGET_HAS_andc_vec         1
#define TCG_TARGET_HAS_orc_vec          1
#define TCG_TARGET_HAS_nand_vec         0
#define TCG_TARGET_HAS_nor_vec          1
#define TCG_TARGET_HAS_eqv_vec          0
#define TCG_TARGET_HAS_mul_vec          1
#define TCG_TARGET_HAS_shi_vec          1
#define TCG_TARGET_HAS_shs_vec          0
#define TCG_TARGET_HAS_shv_vec          1
#define TCG_TARGET_HAS_roti_vec         1
#define TCG_TARGET_HAS_rots_vec         0
#define TCG_TARGET_HAS_rotv_vec         1
#define TCG_TARGET_HAS_sat_vec          1
#define TCG_TARGET_HAS_minmax_vec       1
#define TCG_TARGET_HAS_bitsel_vec       1
#define TCG_TARGET_HAS_cmpsel_vec       0
#define TCG_TARGET_HAS_tst_vec          0

#define TCG_TARGET_extract_valid(type, ofs, len)   1
#define TCG_TARGET_deposit_valid(type, ofs, len)   1

static inline bool
tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
{
    if (type == TCG_TYPE_I64 && ofs + len == 32) {
        return true;
    }
    return ofs == 0 && (len == 8 || len == 16);
}
#define TCG_TARGET_sextract_valid  tcg_target_sextract_valid

#endif