xref: /qemu/tcg/aarch64/tcg-target-has.h (revision 613b571c93db4cec7d0023b857c1b857af7a3324)
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_extract2_i32     1
17 #define TCG_TARGET_HAS_add2_i32         1
18 #define TCG_TARGET_HAS_sub2_i32         1
19 #define TCG_TARGET_HAS_extr_i64_i32     0
20 #define TCG_TARGET_HAS_qemu_st8_i32     0
21 
22 #define TCG_TARGET_HAS_extract2_i64     1
23 #define TCG_TARGET_HAS_add2_i64         1
24 #define TCG_TARGET_HAS_sub2_i64         1
25 
26 /*
27  * Without FEAT_LSE2, we must use LDXP+STXP to implement atomic 128-bit load,
28  * which requires writable pages.  We must defer to the helper for user-only,
29  * but in system mode all ram is writable for the host.
30  */
31 #ifdef CONFIG_USER_ONLY
32 #define TCG_TARGET_HAS_qemu_ldst_i128   have_lse2
33 #else
34 #define TCG_TARGET_HAS_qemu_ldst_i128   1
35 #endif
36 
37 #define TCG_TARGET_HAS_tst              1
38 
39 #define TCG_TARGET_HAS_v64              1
40 #define TCG_TARGET_HAS_v128             1
41 #define TCG_TARGET_HAS_v256             0
42 
43 #define TCG_TARGET_HAS_andc_vec         1
44 #define TCG_TARGET_HAS_orc_vec          1
45 #define TCG_TARGET_HAS_nand_vec         0
46 #define TCG_TARGET_HAS_nor_vec          0
47 #define TCG_TARGET_HAS_eqv_vec          0
48 #define TCG_TARGET_HAS_not_vec          1
49 #define TCG_TARGET_HAS_neg_vec          1
50 #define TCG_TARGET_HAS_abs_vec          1
51 #define TCG_TARGET_HAS_roti_vec         0
52 #define TCG_TARGET_HAS_rots_vec         0
53 #define TCG_TARGET_HAS_rotv_vec         0
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_mul_vec          1
58 #define TCG_TARGET_HAS_sat_vec          1
59 #define TCG_TARGET_HAS_minmax_vec       1
60 #define TCG_TARGET_HAS_bitsel_vec       1
61 #define TCG_TARGET_HAS_cmpsel_vec       0
62 #define TCG_TARGET_HAS_tst_vec          1
63 
64 #define TCG_TARGET_extract_valid(type, ofs, len)   1
65 #define TCG_TARGET_sextract_valid(type, ofs, len)  1
66 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
67 
68 #endif
69