xref: /qemu/tcg/aarch64/tcg-target-has.h (revision 1a8964424036cdfe1bd11180953d4e95123990f5)
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_extr_i64_i32     0
17 
18 /*
19  * Without FEAT_LSE2, we must use LDXP+STXP to implement atomic 128-bit load,
20  * which requires writable pages.  We must defer to the helper for user-only,
21  * but in system mode all ram is writable for the host.
22  */
23 #ifdef CONFIG_USER_ONLY
24 #define TCG_TARGET_HAS_qemu_ldst_i128   have_lse2
25 #else
26 #define TCG_TARGET_HAS_qemu_ldst_i128   1
27 #endif
28 
29 #define TCG_TARGET_HAS_tst              1
30 
31 #define TCG_TARGET_HAS_v64              1
32 #define TCG_TARGET_HAS_v128             1
33 #define TCG_TARGET_HAS_v256             0
34 
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          0
39 #define TCG_TARGET_HAS_eqv_vec          0
40 #define TCG_TARGET_HAS_not_vec          1
41 #define TCG_TARGET_HAS_neg_vec          1
42 #define TCG_TARGET_HAS_abs_vec          1
43 #define TCG_TARGET_HAS_roti_vec         0
44 #define TCG_TARGET_HAS_rots_vec         0
45 #define TCG_TARGET_HAS_rotv_vec         0
46 #define TCG_TARGET_HAS_shi_vec          1
47 #define TCG_TARGET_HAS_shs_vec          0
48 #define TCG_TARGET_HAS_shv_vec          1
49 #define TCG_TARGET_HAS_mul_vec          1
50 #define TCG_TARGET_HAS_sat_vec          1
51 #define TCG_TARGET_HAS_minmax_vec       1
52 #define TCG_TARGET_HAS_bitsel_vec       1
53 #define TCG_TARGET_HAS_cmpsel_vec       0
54 #define TCG_TARGET_HAS_tst_vec          1
55 
56 #define TCG_TARGET_extract_valid(type, ofs, len)   1
57 #define TCG_TARGET_sextract_valid(type, ofs, len)  1
58 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
59 
60 #endif
61