xref: /openbmc/qemu/tcg/aarch64/tcg-target.h (revision 52f91c37)
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 TCG_TARGET_AARCH64
14 #define TCG_TARGET_AARCH64 1
15 
16 #undef TCG_TARGET_STACK_GROWSUP
17 
18 typedef enum {
19     TCG_REG_X0, TCG_REG_X1, TCG_REG_X2, TCG_REG_X3,
20     TCG_REG_X4, TCG_REG_X5, TCG_REG_X6, TCG_REG_X7,
21     TCG_REG_X8, TCG_REG_X9, TCG_REG_X10, TCG_REG_X11,
22     TCG_REG_X12, TCG_REG_X13, TCG_REG_X14, TCG_REG_X15,
23     TCG_REG_X16, TCG_REG_X17, TCG_REG_X18, TCG_REG_X19,
24     TCG_REG_X20, TCG_REG_X21, TCG_REG_X22, TCG_REG_X23,
25     TCG_REG_X24, TCG_REG_X25, TCG_REG_X26, TCG_REG_X27,
26     TCG_REG_X28, TCG_REG_X29, TCG_REG_X30,
27 
28     /* X31 is either the stack pointer or zero, depending on context.  */
29     TCG_REG_SP = 31,
30     TCG_REG_XZR = 31,
31 
32     /* Aliases.  */
33     TCG_REG_FP = TCG_REG_X29,
34     TCG_REG_LR = TCG_REG_X30,
35     TCG_AREG0  = TCG_REG_X19,
36 } TCGReg;
37 
38 #define TCG_TARGET_NB_REGS 32
39 
40 /* used for function call generation */
41 #define TCG_REG_CALL_STACK              TCG_REG_SP
42 #define TCG_TARGET_STACK_ALIGN          16
43 #define TCG_TARGET_CALL_ALIGN_ARGS      1
44 #define TCG_TARGET_CALL_STACK_OFFSET    0
45 
46 /* optional instructions */
47 #define TCG_TARGET_HAS_div_i32          1
48 #define TCG_TARGET_HAS_rem_i32          1
49 #define TCG_TARGET_HAS_ext8s_i32        1
50 #define TCG_TARGET_HAS_ext16s_i32       1
51 #define TCG_TARGET_HAS_ext8u_i32        1
52 #define TCG_TARGET_HAS_ext16u_i32       1
53 #define TCG_TARGET_HAS_bswap16_i32      1
54 #define TCG_TARGET_HAS_bswap32_i32      1
55 #define TCG_TARGET_HAS_not_i32          1
56 #define TCG_TARGET_HAS_neg_i32          1
57 #define TCG_TARGET_HAS_rot_i32          1
58 #define TCG_TARGET_HAS_andc_i32         1
59 #define TCG_TARGET_HAS_orc_i32          1
60 #define TCG_TARGET_HAS_eqv_i32          1
61 #define TCG_TARGET_HAS_nand_i32         0
62 #define TCG_TARGET_HAS_nor_i32          0
63 #define TCG_TARGET_HAS_deposit_i32      1
64 #define TCG_TARGET_HAS_movcond_i32      1
65 #define TCG_TARGET_HAS_add2_i32         1
66 #define TCG_TARGET_HAS_sub2_i32         1
67 #define TCG_TARGET_HAS_mulu2_i32        0
68 #define TCG_TARGET_HAS_muls2_i32        0
69 #define TCG_TARGET_HAS_muluh_i32        0
70 #define TCG_TARGET_HAS_mulsh_i32        0
71 #define TCG_TARGET_HAS_trunc_shr_i32    0
72 
73 #define TCG_TARGET_HAS_div_i64          1
74 #define TCG_TARGET_HAS_rem_i64          1
75 #define TCG_TARGET_HAS_ext8s_i64        1
76 #define TCG_TARGET_HAS_ext16s_i64       1
77 #define TCG_TARGET_HAS_ext32s_i64       1
78 #define TCG_TARGET_HAS_ext8u_i64        1
79 #define TCG_TARGET_HAS_ext16u_i64       1
80 #define TCG_TARGET_HAS_ext32u_i64       1
81 #define TCG_TARGET_HAS_bswap16_i64      1
82 #define TCG_TARGET_HAS_bswap32_i64      1
83 #define TCG_TARGET_HAS_bswap64_i64      1
84 #define TCG_TARGET_HAS_not_i64          1
85 #define TCG_TARGET_HAS_neg_i64          1
86 #define TCG_TARGET_HAS_rot_i64          1
87 #define TCG_TARGET_HAS_andc_i64         1
88 #define TCG_TARGET_HAS_orc_i64          1
89 #define TCG_TARGET_HAS_eqv_i64          1
90 #define TCG_TARGET_HAS_nand_i64         0
91 #define TCG_TARGET_HAS_nor_i64          0
92 #define TCG_TARGET_HAS_deposit_i64      1
93 #define TCG_TARGET_HAS_movcond_i64      1
94 #define TCG_TARGET_HAS_add2_i64         1
95 #define TCG_TARGET_HAS_sub2_i64         1
96 #define TCG_TARGET_HAS_mulu2_i64        0
97 #define TCG_TARGET_HAS_muls2_i64        0
98 #define TCG_TARGET_HAS_muluh_i64        1
99 #define TCG_TARGET_HAS_mulsh_i64        1
100 
101 #define TCG_TARGET_HAS_new_ldst         1
102 
103 static inline void flush_icache_range(uintptr_t start, uintptr_t stop)
104 {
105     __builtin___clear_cache((char *)start, (char *)stop);
106 }
107 
108 #endif /* TCG_TARGET_AARCH64 */
109