xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision c96447d838d67db509cde1a190132e14b8672055)
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_ctpop_i32        0
22 #define TCG_TARGET_HAS_qemu_st8_i32     0
23 
24 /* 64-bit operations */
25 #define TCG_TARGET_HAS_negsetcond_i64   0
26 #define TCG_TARGET_HAS_extract2_i64     0
27 #define TCG_TARGET_HAS_extr_i64_i32     1
28 #define TCG_TARGET_HAS_bswap16_i64      1
29 #define TCG_TARGET_HAS_bswap32_i64      1
30 #define TCG_TARGET_HAS_bswap64_i64      1
31 #define TCG_TARGET_HAS_ctpop_i64        0
32 #define TCG_TARGET_HAS_add2_i64         0
33 #define TCG_TARGET_HAS_sub2_i64         0
34 #define TCG_TARGET_HAS_mulu2_i64        0
35 #define TCG_TARGET_HAS_muls2_i64        0
36 
37 #define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)
38 
39 #define TCG_TARGET_HAS_tst              0
40 
41 #define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
42 #define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
43 #define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)
44 
45 #define TCG_TARGET_HAS_not_vec          1
46 #define TCG_TARGET_HAS_neg_vec          1
47 #define TCG_TARGET_HAS_abs_vec          0
48 #define TCG_TARGET_HAS_andc_vec         1
49 #define TCG_TARGET_HAS_orc_vec          1
50 #define TCG_TARGET_HAS_nand_vec         0
51 #define TCG_TARGET_HAS_nor_vec          1
52 #define TCG_TARGET_HAS_eqv_vec          0
53 #define TCG_TARGET_HAS_mul_vec          1
54 #define TCG_TARGET_HAS_shi_vec          1
55 #define TCG_TARGET_HAS_shs_vec          0
56 #define TCG_TARGET_HAS_shv_vec          1
57 #define TCG_TARGET_HAS_roti_vec         1
58 #define TCG_TARGET_HAS_rots_vec         0
59 #define TCG_TARGET_HAS_rotv_vec         1
60 #define TCG_TARGET_HAS_sat_vec          1
61 #define TCG_TARGET_HAS_minmax_vec       1
62 #define TCG_TARGET_HAS_bitsel_vec       1
63 #define TCG_TARGET_HAS_cmpsel_vec       0
64 #define TCG_TARGET_HAS_tst_vec          0
65 
66 #define TCG_TARGET_extract_valid(type, ofs, len)   1
67 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
68 
69 static inline bool
70 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
71 {
72     if (type == TCG_TYPE_I64 && ofs + len == 32) {
73         return true;
74     }
75     return ofs == 0 && (len == 8 || len == 16);
76 }
77 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
78 
79 #endif
80