xref: /openbmc/qemu/tcg/loongarch64/tcg-target-has.h (revision 61d6a8767a5d4cd4fe5086ef98b53614ae099104)
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_add2_i32         0
14 #define TCG_TARGET_HAS_sub2_i32         0
15 #define TCG_TARGET_HAS_qemu_st8_i32     0
16 
17 /* 64-bit operations */
18 #define TCG_TARGET_HAS_extr_i64_i32     1
19 #define TCG_TARGET_HAS_add2_i64         0
20 #define TCG_TARGET_HAS_sub2_i64         0
21 
22 #define TCG_TARGET_HAS_qemu_ldst_i128   (cpuinfo & CPUINFO_LSX)
23 
24 #define TCG_TARGET_HAS_tst              0
25 
26 #define TCG_TARGET_HAS_v64              (cpuinfo & CPUINFO_LSX)
27 #define TCG_TARGET_HAS_v128             (cpuinfo & CPUINFO_LSX)
28 #define TCG_TARGET_HAS_v256             (cpuinfo & CPUINFO_LASX)
29 
30 #define TCG_TARGET_HAS_not_vec          1
31 #define TCG_TARGET_HAS_neg_vec          1
32 #define TCG_TARGET_HAS_abs_vec          0
33 #define TCG_TARGET_HAS_andc_vec         1
34 #define TCG_TARGET_HAS_orc_vec          1
35 #define TCG_TARGET_HAS_nand_vec         0
36 #define TCG_TARGET_HAS_nor_vec          1
37 #define TCG_TARGET_HAS_eqv_vec          0
38 #define TCG_TARGET_HAS_mul_vec          1
39 #define TCG_TARGET_HAS_shi_vec          1
40 #define TCG_TARGET_HAS_shs_vec          0
41 #define TCG_TARGET_HAS_shv_vec          1
42 #define TCG_TARGET_HAS_roti_vec         1
43 #define TCG_TARGET_HAS_rots_vec         0
44 #define TCG_TARGET_HAS_rotv_vec         1
45 #define TCG_TARGET_HAS_sat_vec          1
46 #define TCG_TARGET_HAS_minmax_vec       1
47 #define TCG_TARGET_HAS_bitsel_vec       1
48 #define TCG_TARGET_HAS_cmpsel_vec       0
49 #define TCG_TARGET_HAS_tst_vec          0
50 
51 #define TCG_TARGET_extract_valid(type, ofs, len)   1
52 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
53 
54 static inline bool
55 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
56 {
57     if (type == TCG_TYPE_I64 && ofs + len == 32) {
58         return true;
59     }
60     return ofs == 0 && (len == 8 || len == 16);
61 }
62 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
63 
64 #endif
65