xref: /qemu/tcg/s390x/tcg-target-has.h (revision 513823e7521a09ed7ad1e32e6454bac3b2cbf52d)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Define target-specific opcode support
4  * Copyright (c) 2009 Ulrich Hecht <uli@suse.de>
5  */
6 
7 #ifndef TCG_TARGET_HAS_H
8 #define TCG_TARGET_HAS_H
9 
10 /* Facilities required for proper operation; checked at startup. */
11 
12 #define FACILITY_ZARCH_ACTIVE         2
13 #define FACILITY_LONG_DISP            18
14 #define FACILITY_EXT_IMM              21
15 #define FACILITY_GEN_INST_EXT         34
16 #define FACILITY_45                   45
17 
18 /* Facilities that are checked at runtime. */
19 
20 #define FACILITY_LOAD_ON_COND2        53
21 #define FACILITY_MISC_INSN_EXT2       58
22 #define FACILITY_MISC_INSN_EXT3       61
23 #define FACILITY_VECTOR               129
24 #define FACILITY_VECTOR_ENH1          135
25 
26 extern uint64_t s390_facilities[3];
27 
28 #define HAVE_FACILITY(X) \
29     ((s390_facilities[FACILITY_##X / 64] >> (63 - FACILITY_##X % 64)) & 1)
30 
31 /* optional instructions */
32 #define TCG_TARGET_HAS_div2_i32       1
33 #define TCG_TARGET_HAS_rot_i32        1
34 #define TCG_TARGET_HAS_ext8s_i32      1
35 #define TCG_TARGET_HAS_ext16s_i32     1
36 #define TCG_TARGET_HAS_ext8u_i32      1
37 #define TCG_TARGET_HAS_ext16u_i32     1
38 #define TCG_TARGET_HAS_bswap16_i32    1
39 #define TCG_TARGET_HAS_bswap32_i32    1
40 #define TCG_TARGET_HAS_not_i32        HAVE_FACILITY(MISC_INSN_EXT3)
41 #define TCG_TARGET_HAS_andc_i32       HAVE_FACILITY(MISC_INSN_EXT3)
42 #define TCG_TARGET_HAS_orc_i32        HAVE_FACILITY(MISC_INSN_EXT3)
43 #define TCG_TARGET_HAS_eqv_i32        HAVE_FACILITY(MISC_INSN_EXT3)
44 #define TCG_TARGET_HAS_nand_i32       HAVE_FACILITY(MISC_INSN_EXT3)
45 #define TCG_TARGET_HAS_nor_i32        HAVE_FACILITY(MISC_INSN_EXT3)
46 #define TCG_TARGET_HAS_clz_i32        0
47 #define TCG_TARGET_HAS_ctz_i32        0
48 #define TCG_TARGET_HAS_ctpop_i32      1
49 #define TCG_TARGET_HAS_extract2_i32   0
50 #define TCG_TARGET_HAS_negsetcond_i32 1
51 #define TCG_TARGET_HAS_add2_i32       1
52 #define TCG_TARGET_HAS_sub2_i32       1
53 #define TCG_TARGET_HAS_mulu2_i32      0
54 #define TCG_TARGET_HAS_muls2_i32      0
55 #define TCG_TARGET_HAS_muluh_i32      0
56 #define TCG_TARGET_HAS_mulsh_i32      0
57 #define TCG_TARGET_HAS_extr_i64_i32   0
58 #define TCG_TARGET_HAS_qemu_st8_i32   0
59 
60 #define TCG_TARGET_HAS_div2_i64       1
61 #define TCG_TARGET_HAS_rot_i64        1
62 #define TCG_TARGET_HAS_ext8s_i64      1
63 #define TCG_TARGET_HAS_ext16s_i64     1
64 #define TCG_TARGET_HAS_ext32s_i64     1
65 #define TCG_TARGET_HAS_ext8u_i64      1
66 #define TCG_TARGET_HAS_ext16u_i64     1
67 #define TCG_TARGET_HAS_ext32u_i64     1
68 #define TCG_TARGET_HAS_bswap16_i64    1
69 #define TCG_TARGET_HAS_bswap32_i64    1
70 #define TCG_TARGET_HAS_bswap64_i64    1
71 #define TCG_TARGET_HAS_not_i64        HAVE_FACILITY(MISC_INSN_EXT3)
72 #define TCG_TARGET_HAS_andc_i64       HAVE_FACILITY(MISC_INSN_EXT3)
73 #define TCG_TARGET_HAS_orc_i64        HAVE_FACILITY(MISC_INSN_EXT3)
74 #define TCG_TARGET_HAS_eqv_i64        HAVE_FACILITY(MISC_INSN_EXT3)
75 #define TCG_TARGET_HAS_nand_i64       HAVE_FACILITY(MISC_INSN_EXT3)
76 #define TCG_TARGET_HAS_nor_i64        HAVE_FACILITY(MISC_INSN_EXT3)
77 #define TCG_TARGET_HAS_clz_i64        1
78 #define TCG_TARGET_HAS_ctz_i64        0
79 #define TCG_TARGET_HAS_ctpop_i64      1
80 #define TCG_TARGET_HAS_extract2_i64   0
81 #define TCG_TARGET_HAS_negsetcond_i64 1
82 #define TCG_TARGET_HAS_add2_i64       1
83 #define TCG_TARGET_HAS_sub2_i64       1
84 #define TCG_TARGET_HAS_mulu2_i64      1
85 #define TCG_TARGET_HAS_muls2_i64      HAVE_FACILITY(MISC_INSN_EXT2)
86 #define TCG_TARGET_HAS_muluh_i64      0
87 #define TCG_TARGET_HAS_mulsh_i64      0
88 
89 #define TCG_TARGET_HAS_qemu_ldst_i128 1
90 
91 #define TCG_TARGET_HAS_tst            1
92 
93 #define TCG_TARGET_HAS_v64            HAVE_FACILITY(VECTOR)
94 #define TCG_TARGET_HAS_v128           HAVE_FACILITY(VECTOR)
95 #define TCG_TARGET_HAS_v256           0
96 
97 #define TCG_TARGET_HAS_andc_vec       1
98 #define TCG_TARGET_HAS_orc_vec        HAVE_FACILITY(VECTOR_ENH1)
99 #define TCG_TARGET_HAS_nand_vec       HAVE_FACILITY(VECTOR_ENH1)
100 #define TCG_TARGET_HAS_nor_vec        1
101 #define TCG_TARGET_HAS_eqv_vec        HAVE_FACILITY(VECTOR_ENH1)
102 #define TCG_TARGET_HAS_not_vec        1
103 #define TCG_TARGET_HAS_neg_vec        1
104 #define TCG_TARGET_HAS_abs_vec        1
105 #define TCG_TARGET_HAS_roti_vec       1
106 #define TCG_TARGET_HAS_rots_vec       1
107 #define TCG_TARGET_HAS_rotv_vec       1
108 #define TCG_TARGET_HAS_shi_vec        1
109 #define TCG_TARGET_HAS_shs_vec        1
110 #define TCG_TARGET_HAS_shv_vec        1
111 #define TCG_TARGET_HAS_mul_vec        1
112 #define TCG_TARGET_HAS_sat_vec        0
113 #define TCG_TARGET_HAS_minmax_vec     1
114 #define TCG_TARGET_HAS_bitsel_vec     1
115 #define TCG_TARGET_HAS_cmpsel_vec     1
116 #define TCG_TARGET_HAS_tst_vec        0
117 
118 #define TCG_TARGET_extract_valid(type, ofs, len)   1
119 #define TCG_TARGET_deposit_valid(type, ofs, len)   1
120 
121 static inline bool
122 tcg_target_sextract_valid(TCGType type, unsigned ofs, unsigned len)
123 {
124     if (ofs == 0) {
125         switch (len) {
126         case 8:
127         case 16:
128             return true;
129         case 32:
130             return type == TCG_TYPE_I64;
131         }
132     }
133     return false;
134 }
135 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
136 
137 #endif
138