xref: /openbmc/qemu/tcg/aarch64/tcg-target-has.h (revision bfe964809bf6ce951b2e674929d7b730c754e298)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Define target-specific opcode support
4  * Copyright (c) 2013 Huawei Technologies Duesseldorf GmbH
5  */
6 
7 #ifndef TCG_TARGET_HAS_H
8 #define TCG_TARGET_HAS_H
9 
10 #include "host/cpuinfo.h"
11 
12 #define have_lse    (cpuinfo & CPUINFO_LSE)
13 #define have_lse2   (cpuinfo & CPUINFO_LSE2)
14 
15 /* optional instructions */
16 #define TCG_TARGET_HAS_bswap16_i32      1
17 #define TCG_TARGET_HAS_bswap32_i32      1
18 #define TCG_TARGET_HAS_extract2_i32     1
19 #define TCG_TARGET_HAS_negsetcond_i32   1
20 #define TCG_TARGET_HAS_add2_i32         1
21 #define TCG_TARGET_HAS_sub2_i32         1
22 #define TCG_TARGET_HAS_mulu2_i32        0
23 #define TCG_TARGET_HAS_extr_i64_i32     0
24 #define TCG_TARGET_HAS_qemu_st8_i32     0
25 
26 #define TCG_TARGET_HAS_bswap16_i64      1
27 #define TCG_TARGET_HAS_bswap32_i64      1
28 #define TCG_TARGET_HAS_bswap64_i64      1
29 #define TCG_TARGET_HAS_extract2_i64     1
30 #define TCG_TARGET_HAS_negsetcond_i64   1
31 #define TCG_TARGET_HAS_add2_i64         1
32 #define TCG_TARGET_HAS_sub2_i64         1
33 #define TCG_TARGET_HAS_mulu2_i64        0
34 
35 /*
36  * Without FEAT_LSE2, we must use LDXP+STXP to implement atomic 128-bit load,
37  * which requires writable pages.  We must defer to the helper for user-only,
38  * but in system mode all ram is writable for the host.
39  */
40 #ifdef CONFIG_USER_ONLY
41 #define TCG_TARGET_HAS_qemu_ldst_i128   have_lse2
42 #else
43 #define TCG_TARGET_HAS_qemu_ldst_i128   1
44 #endif
45 
46 #define TCG_TARGET_HAS_tst              1
47 
48 #define TCG_TARGET_HAS_v64              1
49 #define TCG_TARGET_HAS_v128             1
50 #define TCG_TARGET_HAS_v256             0
51 
52 #define TCG_TARGET_HAS_andc_vec         1
53 #define TCG_TARGET_HAS_orc_vec          1
54 #define TCG_TARGET_HAS_nand_vec         0
55 #define TCG_TARGET_HAS_nor_vec          0
56 #define TCG_TARGET_HAS_eqv_vec          0
57 #define TCG_TARGET_HAS_not_vec          1
58 #define TCG_TARGET_HAS_neg_vec          1
59 #define TCG_TARGET_HAS_abs_vec          1
60 #define TCG_TARGET_HAS_roti_vec         0
61 #define TCG_TARGET_HAS_rots_vec         0
62 #define TCG_TARGET_HAS_rotv_vec         0
63 #define TCG_TARGET_HAS_shi_vec          1
64 #define TCG_TARGET_HAS_shs_vec          0
65 #define TCG_TARGET_HAS_shv_vec          1
66 #define TCG_TARGET_HAS_mul_vec          1
67 #define TCG_TARGET_HAS_sat_vec          1
68 #define TCG_TARGET_HAS_minmax_vec       1
69 #define TCG_TARGET_HAS_bitsel_vec       1
70 #define TCG_TARGET_HAS_cmpsel_vec       0
71 #define TCG_TARGET_HAS_tst_vec          1
72 
73 #define TCG_TARGET_extract_valid(type, ofs, len)   1
74 #define TCG_TARGET_sextract_valid(type, ofs, len)  1
75 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
76 
77 #endif
78