xref: /openbmc/qemu/tcg/aarch64/tcg-target.h (revision 38dc1294)
1 /*
2  * Initial TCG Implementation for aarch64
3  *
4  * Copyright (c) 2013 Huawei Technologies Duesseldorf GmbH
5  * Written by Claudio Fontana
6  *
7  * This work is licensed under the terms of the GNU GPL, version 2 or
8  * (at your option) any later version.
9  *
10  * See the COPYING file in the top-level directory for details.
11  */
12 
13 #ifndef AARCH64_TCG_TARGET_H
14 #define AARCH64_TCG_TARGET_H
15 
16 #define TCG_TARGET_INSN_UNIT_SIZE  4
17 #define TCG_TARGET_TLB_DISPLACEMENT_BITS 24
18 #undef TCG_TARGET_STACK_GROWSUP
19 
20 typedef enum {
21     TCG_REG_X0, TCG_REG_X1, TCG_REG_X2, TCG_REG_X3,
22     TCG_REG_X4, TCG_REG_X5, TCG_REG_X6, TCG_REG_X7,
23     TCG_REG_X8, TCG_REG_X9, TCG_REG_X10, TCG_REG_X11,
24     TCG_REG_X12, TCG_REG_X13, TCG_REG_X14, TCG_REG_X15,
25     TCG_REG_X16, TCG_REG_X17, TCG_REG_X18, TCG_REG_X19,
26     TCG_REG_X20, TCG_REG_X21, TCG_REG_X22, TCG_REG_X23,
27     TCG_REG_X24, TCG_REG_X25, TCG_REG_X26, TCG_REG_X27,
28     TCG_REG_X28, TCG_REG_X29, TCG_REG_X30,
29 
30     /* X31 is either the stack pointer or zero, depending on context.  */
31     TCG_REG_SP = 31,
32     TCG_REG_XZR = 31,
33 
34     TCG_REG_V0 = 32, TCG_REG_V1, TCG_REG_V2, TCG_REG_V3,
35     TCG_REG_V4, TCG_REG_V5, TCG_REG_V6, TCG_REG_V7,
36     TCG_REG_V8, TCG_REG_V9, TCG_REG_V10, TCG_REG_V11,
37     TCG_REG_V12, TCG_REG_V13, TCG_REG_V14, TCG_REG_V15,
38     TCG_REG_V16, TCG_REG_V17, TCG_REG_V18, TCG_REG_V19,
39     TCG_REG_V20, TCG_REG_V21, TCG_REG_V22, TCG_REG_V23,
40     TCG_REG_V24, TCG_REG_V25, TCG_REG_V26, TCG_REG_V27,
41     TCG_REG_V28, TCG_REG_V29, TCG_REG_V30, TCG_REG_V31,
42 
43     /* Aliases.  */
44     TCG_REG_FP = TCG_REG_X29,
45     TCG_REG_LR = TCG_REG_X30,
46     TCG_AREG0  = TCG_REG_X19,
47 } TCGReg;
48 
49 #define TCG_TARGET_NB_REGS 64
50 
51 /* used for function call generation */
52 #define TCG_REG_CALL_STACK              TCG_REG_SP
53 #define TCG_TARGET_STACK_ALIGN          16
54 #define TCG_TARGET_CALL_ALIGN_ARGS      1
55 #define TCG_TARGET_CALL_STACK_OFFSET    0
56 
57 /* optional instructions */
58 #define TCG_TARGET_HAS_div_i32          1
59 #define TCG_TARGET_HAS_rem_i32          1
60 #define TCG_TARGET_HAS_ext8s_i32        1
61 #define TCG_TARGET_HAS_ext16s_i32       1
62 #define TCG_TARGET_HAS_ext8u_i32        1
63 #define TCG_TARGET_HAS_ext16u_i32       1
64 #define TCG_TARGET_HAS_bswap16_i32      1
65 #define TCG_TARGET_HAS_bswap32_i32      1
66 #define TCG_TARGET_HAS_not_i32          1
67 #define TCG_TARGET_HAS_neg_i32          1
68 #define TCG_TARGET_HAS_rot_i32          1
69 #define TCG_TARGET_HAS_andc_i32         1
70 #define TCG_TARGET_HAS_orc_i32          1
71 #define TCG_TARGET_HAS_eqv_i32          1
72 #define TCG_TARGET_HAS_nand_i32         0
73 #define TCG_TARGET_HAS_nor_i32          0
74 #define TCG_TARGET_HAS_clz_i32          1
75 #define TCG_TARGET_HAS_ctz_i32          1
76 #define TCG_TARGET_HAS_ctpop_i32        0
77 #define TCG_TARGET_HAS_deposit_i32      1
78 #define TCG_TARGET_HAS_extract_i32      1
79 #define TCG_TARGET_HAS_sextract_i32     1
80 #define TCG_TARGET_HAS_extract2_i32     1
81 #define TCG_TARGET_HAS_movcond_i32      1
82 #define TCG_TARGET_HAS_add2_i32         1
83 #define TCG_TARGET_HAS_sub2_i32         1
84 #define TCG_TARGET_HAS_mulu2_i32        0
85 #define TCG_TARGET_HAS_muls2_i32        0
86 #define TCG_TARGET_HAS_muluh_i32        0
87 #define TCG_TARGET_HAS_mulsh_i32        0
88 #define TCG_TARGET_HAS_extrl_i64_i32    0
89 #define TCG_TARGET_HAS_extrh_i64_i32    0
90 #define TCG_TARGET_HAS_goto_ptr         1
91 
92 #define TCG_TARGET_HAS_div_i64          1
93 #define TCG_TARGET_HAS_rem_i64          1
94 #define TCG_TARGET_HAS_ext8s_i64        1
95 #define TCG_TARGET_HAS_ext16s_i64       1
96 #define TCG_TARGET_HAS_ext32s_i64       1
97 #define TCG_TARGET_HAS_ext8u_i64        1
98 #define TCG_TARGET_HAS_ext16u_i64       1
99 #define TCG_TARGET_HAS_ext32u_i64       1
100 #define TCG_TARGET_HAS_bswap16_i64      1
101 #define TCG_TARGET_HAS_bswap32_i64      1
102 #define TCG_TARGET_HAS_bswap64_i64      1
103 #define TCG_TARGET_HAS_not_i64          1
104 #define TCG_TARGET_HAS_neg_i64          1
105 #define TCG_TARGET_HAS_rot_i64          1
106 #define TCG_TARGET_HAS_andc_i64         1
107 #define TCG_TARGET_HAS_orc_i64          1
108 #define TCG_TARGET_HAS_eqv_i64          1
109 #define TCG_TARGET_HAS_nand_i64         0
110 #define TCG_TARGET_HAS_nor_i64          0
111 #define TCG_TARGET_HAS_clz_i64          1
112 #define TCG_TARGET_HAS_ctz_i64          1
113 #define TCG_TARGET_HAS_ctpop_i64        0
114 #define TCG_TARGET_HAS_deposit_i64      1
115 #define TCG_TARGET_HAS_extract_i64      1
116 #define TCG_TARGET_HAS_sextract_i64     1
117 #define TCG_TARGET_HAS_extract2_i64     1
118 #define TCG_TARGET_HAS_movcond_i64      1
119 #define TCG_TARGET_HAS_add2_i64         1
120 #define TCG_TARGET_HAS_sub2_i64         1
121 #define TCG_TARGET_HAS_mulu2_i64        0
122 #define TCG_TARGET_HAS_muls2_i64        0
123 #define TCG_TARGET_HAS_muluh_i64        1
124 #define TCG_TARGET_HAS_mulsh_i64        1
125 #define TCG_TARGET_HAS_direct_jump      1
126 
127 #define TCG_TARGET_HAS_v64              1
128 #define TCG_TARGET_HAS_v128             1
129 #define TCG_TARGET_HAS_v256             0
130 
131 #define TCG_TARGET_HAS_andc_vec         1
132 #define TCG_TARGET_HAS_orc_vec          1
133 #define TCG_TARGET_HAS_not_vec          1
134 #define TCG_TARGET_HAS_neg_vec          1
135 #define TCG_TARGET_HAS_abs_vec          1
136 #define TCG_TARGET_HAS_shi_vec          1
137 #define TCG_TARGET_HAS_shs_vec          0
138 #define TCG_TARGET_HAS_shv_vec          1
139 #define TCG_TARGET_HAS_cmp_vec          1
140 #define TCG_TARGET_HAS_mul_vec          1
141 #define TCG_TARGET_HAS_sat_vec          1
142 #define TCG_TARGET_HAS_minmax_vec       1
143 #define TCG_TARGET_HAS_bitsel_vec       0
144 
145 #define TCG_TARGET_DEFAULT_MO (0)
146 #define TCG_TARGET_HAS_MEMORY_BSWAP     1
147 
148 static inline void flush_icache_range(uintptr_t start, uintptr_t stop)
149 {
150     __builtin___clear_cache((char *)start, (char *)stop);
151 }
152 
153 void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t);
154 
155 #ifdef CONFIG_SOFTMMU
156 #define TCG_TARGET_NEED_LDST_LABELS
157 #endif
158 #define TCG_TARGET_NEED_POOL_LABELS
159 
160 #endif /* AARCH64_TCG_TARGET_H */
161