xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision 3ad5d4ccb4bdebdff4e90957bb2b8a93e5e418e2)
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_extract2_i32     0
14 #define TCG_TARGET_HAS_add2_i32         0
15 #define TCG_TARGET_HAS_sub2_i32         0
16 #define TCG_TARGET_HAS_qemu_st8_i32     0
17 
18 /* 64-bit operations */
19 #define TCG_TARGET_HAS_extract2_i64     0
20 #define TCG_TARGET_HAS_extr_i64_i32     1
21 #define TCG_TARGET_HAS_add2_i64         0
22 #define TCG_TARGET_HAS_sub2_i64         0
23 
24 #define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)
25 
26 #define TCG_TARGET_HAS_tst              0
27 
28 #define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
29 #define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
30 #define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)
31 
32 #define TCG_TARGET_HAS_not_vec          1
33 #define TCG_TARGET_HAS_neg_vec          1
34 #define TCG_TARGET_HAS_abs_vec          0
35 #define TCG_TARGET_HAS_andc_vec         1
36 #define TCG_TARGET_HAS_orc_vec          1
37 #define TCG_TARGET_HAS_nand_vec         0
38 #define TCG_TARGET_HAS_nor_vec          1
39 #define TCG_TARGET_HAS_eqv_vec          0
40 #define TCG_TARGET_HAS_mul_vec          1
41 #define TCG_TARGET_HAS_shi_vec          1
42 #define TCG_TARGET_HAS_shs_vec          0
43 #define TCG_TARGET_HAS_shv_vec          1
44 #define TCG_TARGET_HAS_roti_vec         1
45 #define TCG_TARGET_HAS_rots_vec         0
46 #define TCG_TARGET_HAS_rotv_vec         1
47 #define TCG_TARGET_HAS_sat_vec          1
48 #define TCG_TARGET_HAS_minmax_vec       1
49 #define TCG_TARGET_HAS_bitsel_vec       1
50 #define TCG_TARGET_HAS_cmpsel_vec       0
51 #define TCG_TARGET_HAS_tst_vec          0
52 
53 #define TCG_TARGET_extract_valid(type, ofs, len)   1
54 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
55 
56 static inline bool
57 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
58 {
59     if (type == TCG_TYPE_I64 && ofs + len == 32) {
60         return true;
61     }
62     return ofs == 0 && (len == 8 || len == 16);
63 }
64 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
65 
66 #endif
67