xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision 6aba25ebb9eb6e1e86398294694aa0ab1f12076f)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Define target-specific opcode support
4  * Copyright (c) 2021 WANG Xuerui <git@xen0n.name>
5  */
6 
7 #ifndef TCG_TARGET_HAS_H
8 #define TCG_TARGET_HAS_H
9 
10 #include "host/cpuinfo.h"
11 
12 /* optional instructions */
13 #define TCG_TARGET_HAS_negsetcond_i32   0
14 #define TCG_TARGET_HAS_div_i32          1
15 #define TCG_TARGET_HAS_rem_i32          1
16 #define TCG_TARGET_HAS_div2_i32         0
17 #define TCG_TARGET_HAS_rot_i32          1
18 #define TCG_TARGET_HAS_extract2_i32     0
19 #define TCG_TARGET_HAS_add2_i32         0
20 #define TCG_TARGET_HAS_sub2_i32         0
21 #define TCG_TARGET_HAS_mulu2_i32        0
22 #define TCG_TARGET_HAS_muls2_i32        0
23 #define TCG_TARGET_HAS_muluh_i32        1
24 #define TCG_TARGET_HAS_mulsh_i32        1
25 #define TCG_TARGET_HAS_bswap16_i32      1
26 #define TCG_TARGET_HAS_bswap32_i32      1
27 #define TCG_TARGET_HAS_not_i32          1
28 #define TCG_TARGET_HAS_eqv_i32          0
29 #define TCG_TARGET_HAS_nand_i32         0
30 #define TCG_TARGET_HAS_nor_i32          1
31 #define TCG_TARGET_HAS_clz_i32          1
32 #define TCG_TARGET_HAS_ctz_i32          1
33 #define TCG_TARGET_HAS_ctpop_i32        0
34 #define TCG_TARGET_HAS_qemu_st8_i32     0
35 
36 /* 64-bit operations */
37 #define TCG_TARGET_HAS_negsetcond_i64   0
38 #define TCG_TARGET_HAS_div_i64          1
39 #define TCG_TARGET_HAS_rem_i64          1
40 #define TCG_TARGET_HAS_div2_i64         0
41 #define TCG_TARGET_HAS_rot_i64          1
42 #define TCG_TARGET_HAS_extract2_i64     0
43 #define TCG_TARGET_HAS_extr_i64_i32     1
44 #define TCG_TARGET_HAS_bswap16_i64      1
45 #define TCG_TARGET_HAS_bswap32_i64      1
46 #define TCG_TARGET_HAS_bswap64_i64      1
47 #define TCG_TARGET_HAS_not_i64          1
48 #define TCG_TARGET_HAS_eqv_i64          0
49 #define TCG_TARGET_HAS_nand_i64         0
50 #define TCG_TARGET_HAS_nor_i64          1
51 #define TCG_TARGET_HAS_clz_i64          1
52 #define TCG_TARGET_HAS_ctz_i64          1
53 #define TCG_TARGET_HAS_ctpop_i64        0
54 #define TCG_TARGET_HAS_add2_i64         0
55 #define TCG_TARGET_HAS_sub2_i64         0
56 #define TCG_TARGET_HAS_mulu2_i64        0
57 #define TCG_TARGET_HAS_muls2_i64        0
58 #define TCG_TARGET_HAS_muluh_i64        1
59 #define TCG_TARGET_HAS_mulsh_i64        1
60 
61 #define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)
62 
63 #define TCG_TARGET_HAS_tst              0
64 
65 #define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
66 #define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
67 #define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)
68 
69 #define TCG_TARGET_HAS_not_vec          1
70 #define TCG_TARGET_HAS_neg_vec          1
71 #define TCG_TARGET_HAS_abs_vec          0
72 #define TCG_TARGET_HAS_andc_vec         1
73 #define TCG_TARGET_HAS_orc_vec          1
74 #define TCG_TARGET_HAS_nand_vec         0
75 #define TCG_TARGET_HAS_nor_vec          1
76 #define TCG_TARGET_HAS_eqv_vec          0
77 #define TCG_TARGET_HAS_mul_vec          1
78 #define TCG_TARGET_HAS_shi_vec          1
79 #define TCG_TARGET_HAS_shs_vec          0
80 #define TCG_TARGET_HAS_shv_vec          1
81 #define TCG_TARGET_HAS_roti_vec         1
82 #define TCG_TARGET_HAS_rots_vec         0
83 #define TCG_TARGET_HAS_rotv_vec         1
84 #define TCG_TARGET_HAS_sat_vec          1
85 #define TCG_TARGET_HAS_minmax_vec       1
86 #define TCG_TARGET_HAS_bitsel_vec       1
87 #define TCG_TARGET_HAS_cmpsel_vec       0
88 #define TCG_TARGET_HAS_tst_vec          0
89 
90 #define TCG_TARGET_extract_valid(type, ofs, len)   1
91 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
92 
93 static inline bool
94 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
95 {
96     if (type == TCG_TYPE_I64 && ofs + len == 32) {
97         return true;
98     }
99     return ofs == 0 && (len == 8 || len == 16);
100 }
101 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
102 
103 #endif
104