xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision 5a5bb0a5a0b879c8f110c6a9bde9146181ef840c)
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_extract2_i32     0
15 #define TCG_TARGET_HAS_add2_i32         0
16 #define TCG_TARGET_HAS_sub2_i32         0
17 #define TCG_TARGET_HAS_mulu2_i32        0
18 #define TCG_TARGET_HAS_muls2_i32        0
19 #define TCG_TARGET_HAS_bswap16_i32      1
20 #define TCG_TARGET_HAS_bswap32_i32      1
21 #define TCG_TARGET_HAS_ctz_i32          1
22 #define TCG_TARGET_HAS_ctpop_i32        0
23 #define TCG_TARGET_HAS_qemu_st8_i32     0
24 
25 /* 64-bit operations */
26 #define TCG_TARGET_HAS_negsetcond_i64   0
27 #define TCG_TARGET_HAS_extract2_i64     0
28 #define TCG_TARGET_HAS_extr_i64_i32     1
29 #define TCG_TARGET_HAS_bswap16_i64      1
30 #define TCG_TARGET_HAS_bswap32_i64      1
31 #define TCG_TARGET_HAS_bswap64_i64      1
32 #define TCG_TARGET_HAS_ctz_i64          1
33 #define TCG_TARGET_HAS_ctpop_i64        0
34 #define TCG_TARGET_HAS_add2_i64         0
35 #define TCG_TARGET_HAS_sub2_i64         0
36 #define TCG_TARGET_HAS_mulu2_i64        0
37 #define TCG_TARGET_HAS_muls2_i64        0
38 
39 #define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)
40 
41 #define TCG_TARGET_HAS_tst              0
42 
43 #define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
44 #define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
45 #define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)
46 
47 #define TCG_TARGET_HAS_not_vec          1
48 #define TCG_TARGET_HAS_neg_vec          1
49 #define TCG_TARGET_HAS_abs_vec          0
50 #define TCG_TARGET_HAS_andc_vec         1
51 #define TCG_TARGET_HAS_orc_vec          1
52 #define TCG_TARGET_HAS_nand_vec         0
53 #define TCG_TARGET_HAS_nor_vec          1
54 #define TCG_TARGET_HAS_eqv_vec          0
55 #define TCG_TARGET_HAS_mul_vec          1
56 #define TCG_TARGET_HAS_shi_vec          1
57 #define TCG_TARGET_HAS_shs_vec          0
58 #define TCG_TARGET_HAS_shv_vec          1
59 #define TCG_TARGET_HAS_roti_vec         1
60 #define TCG_TARGET_HAS_rots_vec         0
61 #define TCG_TARGET_HAS_rotv_vec         1
62 #define TCG_TARGET_HAS_sat_vec          1
63 #define TCG_TARGET_HAS_minmax_vec       1
64 #define TCG_TARGET_HAS_bitsel_vec       1
65 #define TCG_TARGET_HAS_cmpsel_vec       0
66 #define TCG_TARGET_HAS_tst_vec          0
67 
68 #define TCG_TARGET_extract_valid(type, ofs, len)   1
69 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
70 
71 static inline bool
72 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
73 {
74     if (type == TCG_TYPE_I64 && ofs + len == 32) {
75         return true;
76     }
77     return ofs == 0 && (len == 8 || len == 16);
78 }
79 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
80 
81 #endif
82