xref: /qemu/tcg/ppc/tcg-target-has.h (revision 70ce076fa6dff60585c229a4b641b13e64bf03cf)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Define target-specific opcode support
4  * Copyright (c) 2008 Fabrice Bellard
5  */
6 
7 #ifndef TCG_TARGET_HAS_H
8 #define TCG_TARGET_HAS_H
9 
10 #include "host/cpuinfo.h"
11 
12 #define have_isa_2_06  (cpuinfo & CPUINFO_V2_06)
13 #define have_isa_2_07  (cpuinfo & CPUINFO_V2_07)
14 #define have_isa_3_00  (cpuinfo & CPUINFO_V3_0)
15 #define have_isa_3_10  (cpuinfo & CPUINFO_V3_1)
16 #define have_altivec   (cpuinfo & CPUINFO_ALTIVEC)
17 #define have_vsx       (cpuinfo & CPUINFO_VSX)
18 
19 /* optional instructions automatically implemented */
20 #define TCG_TARGET_HAS_ext8u_i32        0 /* andi */
21 #define TCG_TARGET_HAS_ext16u_i32       0
22 
23 /* optional instructions */
24 #define TCG_TARGET_HAS_div_i32          1
25 #define TCG_TARGET_HAS_rem_i32          have_isa_3_00
26 #define TCG_TARGET_HAS_rot_i32          1
27 #define TCG_TARGET_HAS_ext8s_i32        1
28 #define TCG_TARGET_HAS_ext16s_i32       1
29 #define TCG_TARGET_HAS_bswap16_i32      1
30 #define TCG_TARGET_HAS_bswap32_i32      1
31 #define TCG_TARGET_HAS_not_i32          1
32 #define TCG_TARGET_HAS_andc_i32         1
33 #define TCG_TARGET_HAS_orc_i32          1
34 #define TCG_TARGET_HAS_eqv_i32          1
35 #define TCG_TARGET_HAS_nand_i32         1
36 #define TCG_TARGET_HAS_nor_i32          1
37 #define TCG_TARGET_HAS_clz_i32          1
38 #define TCG_TARGET_HAS_ctz_i32          have_isa_3_00
39 #define TCG_TARGET_HAS_ctpop_i32        have_isa_2_06
40 #define TCG_TARGET_HAS_extract2_i32     0
41 #define TCG_TARGET_HAS_negsetcond_i32   1
42 #define TCG_TARGET_HAS_mulu2_i32        0
43 #define TCG_TARGET_HAS_muls2_i32        0
44 #define TCG_TARGET_HAS_muluh_i32        1
45 #define TCG_TARGET_HAS_mulsh_i32        1
46 #define TCG_TARGET_HAS_qemu_st8_i32     0
47 
48 #if TCG_TARGET_REG_BITS == 64
49 #define TCG_TARGET_HAS_add2_i32         0
50 #define TCG_TARGET_HAS_sub2_i32         0
51 #define TCG_TARGET_HAS_extr_i64_i32     0
52 #define TCG_TARGET_HAS_div_i64          1
53 #define TCG_TARGET_HAS_rem_i64          have_isa_3_00
54 #define TCG_TARGET_HAS_rot_i64          1
55 #define TCG_TARGET_HAS_ext8s_i64        1
56 #define TCG_TARGET_HAS_ext16s_i64       1
57 #define TCG_TARGET_HAS_ext32s_i64       1
58 #define TCG_TARGET_HAS_ext8u_i64        0
59 #define TCG_TARGET_HAS_ext16u_i64       0
60 #define TCG_TARGET_HAS_ext32u_i64       0
61 #define TCG_TARGET_HAS_bswap16_i64      1
62 #define TCG_TARGET_HAS_bswap32_i64      1
63 #define TCG_TARGET_HAS_bswap64_i64      1
64 #define TCG_TARGET_HAS_not_i64          1
65 #define TCG_TARGET_HAS_andc_i64         1
66 #define TCG_TARGET_HAS_orc_i64          1
67 #define TCG_TARGET_HAS_eqv_i64          1
68 #define TCG_TARGET_HAS_nand_i64         1
69 #define TCG_TARGET_HAS_nor_i64          1
70 #define TCG_TARGET_HAS_clz_i64          1
71 #define TCG_TARGET_HAS_ctz_i64          have_isa_3_00
72 #define TCG_TARGET_HAS_ctpop_i64        have_isa_2_06
73 #define TCG_TARGET_HAS_extract2_i64     0
74 #define TCG_TARGET_HAS_negsetcond_i64   1
75 #define TCG_TARGET_HAS_add2_i64         1
76 #define TCG_TARGET_HAS_sub2_i64         1
77 #define TCG_TARGET_HAS_mulu2_i64        0
78 #define TCG_TARGET_HAS_muls2_i64        0
79 #define TCG_TARGET_HAS_muluh_i64        1
80 #define TCG_TARGET_HAS_mulsh_i64        1
81 #endif
82 
83 #define TCG_TARGET_HAS_qemu_ldst_i128   \
84     (TCG_TARGET_REG_BITS == 64 && have_isa_2_07)
85 
86 #define TCG_TARGET_HAS_tst              1
87 
88 /*
89  * While technically Altivec could support V64, it has no 64-bit store
90  * instruction and substituting two 32-bit stores makes the generated
91  * code quite large.
92  */
93 #define TCG_TARGET_HAS_v64              have_vsx
94 #define TCG_TARGET_HAS_v128             have_altivec
95 #define TCG_TARGET_HAS_v256             0
96 
97 #define TCG_TARGET_HAS_andc_vec         1
98 #define TCG_TARGET_HAS_orc_vec          have_isa_2_07
99 #define TCG_TARGET_HAS_nand_vec         have_isa_2_07
100 #define TCG_TARGET_HAS_nor_vec          1
101 #define TCG_TARGET_HAS_eqv_vec          have_isa_2_07
102 #define TCG_TARGET_HAS_not_vec          1
103 #define TCG_TARGET_HAS_neg_vec          have_isa_3_00
104 #define TCG_TARGET_HAS_abs_vec          0
105 #define TCG_TARGET_HAS_roti_vec         0
106 #define TCG_TARGET_HAS_rots_vec         0
107 #define TCG_TARGET_HAS_rotv_vec         1
108 #define TCG_TARGET_HAS_shi_vec          0
109 #define TCG_TARGET_HAS_shs_vec          0
110 #define TCG_TARGET_HAS_shv_vec          1
111 #define TCG_TARGET_HAS_mul_vec          1
112 #define TCG_TARGET_HAS_sat_vec          1
113 #define TCG_TARGET_HAS_minmax_vec       1
114 #define TCG_TARGET_HAS_bitsel_vec       have_vsx
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 (type == TCG_TYPE_I64 && ofs + len == 32) {
125         return true;
126     }
127     return ofs == 0 && (len == 8 || len == 16);
128 }
129 #define TCG_TARGET_sextract_valid  tcg_target_sextract_valid
130 
131 #endif
132