xref: /openbmc/qemu/tcg/ppc/tcg-target.h (revision da1849c1)
1 /*
2  * Tiny Code Generator for QEMU
3  *
4  * Copyright (c) 2008 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #ifndef PPC_TCG_TARGET_H
26 #define PPC_TCG_TARGET_H
27 
28 #ifdef _ARCH_PPC64
29 # define TCG_TARGET_REG_BITS  64
30 #else
31 # define TCG_TARGET_REG_BITS  32
32 #endif
33 
34 #define TCG_TARGET_NB_REGS 32
35 #define TCG_TARGET_INSN_UNIT_SIZE 4
36 #define TCG_TARGET_TLB_DISPLACEMENT_BITS 16
37 
38 typedef enum {
39     TCG_REG_R0,  TCG_REG_R1,  TCG_REG_R2,  TCG_REG_R3,
40     TCG_REG_R4,  TCG_REG_R5,  TCG_REG_R6,  TCG_REG_R7,
41     TCG_REG_R8,  TCG_REG_R9,  TCG_REG_R10, TCG_REG_R11,
42     TCG_REG_R12, TCG_REG_R13, TCG_REG_R14, TCG_REG_R15,
43     TCG_REG_R16, TCG_REG_R17, TCG_REG_R18, TCG_REG_R19,
44     TCG_REG_R20, TCG_REG_R21, TCG_REG_R22, TCG_REG_R23,
45     TCG_REG_R24, TCG_REG_R25, TCG_REG_R26, TCG_REG_R27,
46     TCG_REG_R28, TCG_REG_R29, TCG_REG_R30, TCG_REG_R31,
47 
48     TCG_REG_CALL_STACK = TCG_REG_R1,
49     TCG_AREG0 = TCG_REG_R27
50 } TCGReg;
51 
52 extern bool have_isa_2_06;
53 extern bool have_isa_3_00;
54 
55 /* optional instructions automatically implemented */
56 #define TCG_TARGET_HAS_ext8u_i32        0 /* andi */
57 #define TCG_TARGET_HAS_ext16u_i32       0
58 
59 /* optional instructions */
60 #define TCG_TARGET_HAS_div_i32          1
61 #define TCG_TARGET_HAS_rem_i32          0
62 #define TCG_TARGET_HAS_rot_i32          1
63 #define TCG_TARGET_HAS_ext8s_i32        1
64 #define TCG_TARGET_HAS_ext16s_i32       1
65 #define TCG_TARGET_HAS_bswap16_i32      1
66 #define TCG_TARGET_HAS_bswap32_i32      1
67 #define TCG_TARGET_HAS_not_i32          1
68 #define TCG_TARGET_HAS_neg_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         1
73 #define TCG_TARGET_HAS_nor_i32          1
74 #define TCG_TARGET_HAS_clz_i32          1
75 #define TCG_TARGET_HAS_ctz_i32          have_isa_3_00
76 #define TCG_TARGET_HAS_ctpop_i32        have_isa_2_06
77 #define TCG_TARGET_HAS_deposit_i32      1
78 #define TCG_TARGET_HAS_extract_i32      1
79 #define TCG_TARGET_HAS_sextract_i32     0
80 #define TCG_TARGET_HAS_movcond_i32      1
81 #define TCG_TARGET_HAS_mulu2_i32        0
82 #define TCG_TARGET_HAS_muls2_i32        0
83 #define TCG_TARGET_HAS_muluh_i32        1
84 #define TCG_TARGET_HAS_mulsh_i32        1
85 #define TCG_TARGET_HAS_goto_ptr         1
86 #define TCG_TARGET_HAS_direct_jump      1
87 
88 #if TCG_TARGET_REG_BITS == 64
89 #define TCG_TARGET_HAS_add2_i32         0
90 #define TCG_TARGET_HAS_sub2_i32         0
91 #define TCG_TARGET_HAS_extrl_i64_i32    0
92 #define TCG_TARGET_HAS_extrh_i64_i32    0
93 #define TCG_TARGET_HAS_div_i64          1
94 #define TCG_TARGET_HAS_rem_i64          0
95 #define TCG_TARGET_HAS_rot_i64          1
96 #define TCG_TARGET_HAS_ext8s_i64        1
97 #define TCG_TARGET_HAS_ext16s_i64       1
98 #define TCG_TARGET_HAS_ext32s_i64       1
99 #define TCG_TARGET_HAS_ext8u_i64        0
100 #define TCG_TARGET_HAS_ext16u_i64       0
101 #define TCG_TARGET_HAS_ext32u_i64       0
102 #define TCG_TARGET_HAS_bswap16_i64      1
103 #define TCG_TARGET_HAS_bswap32_i64      1
104 #define TCG_TARGET_HAS_bswap64_i64      1
105 #define TCG_TARGET_HAS_not_i64          1
106 #define TCG_TARGET_HAS_neg_i64          1
107 #define TCG_TARGET_HAS_andc_i64         1
108 #define TCG_TARGET_HAS_orc_i64          1
109 #define TCG_TARGET_HAS_eqv_i64          1
110 #define TCG_TARGET_HAS_nand_i64         1
111 #define TCG_TARGET_HAS_nor_i64          1
112 #define TCG_TARGET_HAS_clz_i64          1
113 #define TCG_TARGET_HAS_ctz_i64          have_isa_3_00
114 #define TCG_TARGET_HAS_ctpop_i64        have_isa_2_06
115 #define TCG_TARGET_HAS_deposit_i64      1
116 #define TCG_TARGET_HAS_extract_i64      1
117 #define TCG_TARGET_HAS_sextract_i64     0
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 #endif
126 
127 void flush_icache_range(uintptr_t start, uintptr_t stop);
128 void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t);
129 
130 #define TCG_TARGET_DEFAULT_MO (0)
131 
132 #ifdef CONFIG_SOFTMMU
133 #define TCG_TARGET_NEED_LDST_LABELS
134 #endif
135 #define TCG_TARGET_NEED_POOL_LABELS
136 
137 #endif
138