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79638566 FB |
1 | /* |
2 | * dyngen defines for micro operation code | |
3 | * | |
4 | * Copyright (c) 2003 Fabrice Bellard | |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
67867308 FB |
20 | #if !defined(__DYNGEN_EXEC_H__) |
21 | #define __DYNGEN_EXEC_H__ | |
22 | ||
79638566 FB |
23 | typedef unsigned char uint8_t; |
24 | typedef unsigned short uint16_t; | |
25 | typedef unsigned int uint32_t; | |
26 | typedef unsigned long long uint64_t; | |
27 | ||
28 | typedef signed char int8_t; | |
29 | typedef signed short int16_t; | |
30 | typedef signed int int32_t; | |
31 | typedef signed long long int64_t; | |
32 | ||
67867308 FB |
33 | #define INT8_MIN (-128) |
34 | #define INT16_MIN (-32767-1) | |
35 | #define INT32_MIN (-2147483647-1) | |
36 | #define INT64_MIN (-(int64_t)(9223372036854775807)-1) | |
37 | #define INT8_MAX (127) | |
38 | #define INT16_MAX (32767) | |
39 | #define INT32_MAX (2147483647) | |
40 | #define INT64_MAX ((int64_t)(9223372036854775807)) | |
41 | #define UINT8_MAX (255) | |
42 | #define UINT16_MAX (65535) | |
43 | #define UINT32_MAX (4294967295U) | |
44 | #define UINT64_MAX ((uint64_t)(18446744073709551615)) | |
45 | ||
79638566 FB |
46 | #define bswap32(x) \ |
47 | ({ \ | |
48 | uint32_t __x = (x); \ | |
49 | ((uint32_t)( \ | |
50 | (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \ | |
51 | (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \ | |
52 | (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \ | |
53 | (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \ | |
54 | }) | |
55 | ||
56 | typedef struct FILE FILE; | |
57 | extern int fprintf(FILE *, const char *, ...); | |
58 | extern int printf(const char *, ...); | |
59 | #define NULL 0 | |
60 | #include <fenv.h> | |
61 | ||
62 | #ifdef __i386__ | |
63 | #define AREG0 "ebp" | |
64 | #define AREG1 "ebx" | |
65 | #define AREG2 "esi" | |
66 | #define AREG3 "edi" | |
67 | #endif | |
68 | #ifdef __powerpc__ | |
69 | #define AREG0 "r27" | |
70 | #define AREG1 "r24" | |
71 | #define AREG2 "r25" | |
72 | #define AREG3 "r26" | |
c970a162 FB |
73 | /* XXX: suppress this hack */ |
74 | #if defined(CONFIG_USER_ONLY) | |
79638566 FB |
75 | #define AREG4 "r16" |
76 | #define AREG5 "r17" | |
77 | #define AREG6 "r18" | |
78 | #define AREG7 "r19" | |
79 | #define AREG8 "r20" | |
80 | #define AREG9 "r21" | |
81 | #define AREG10 "r22" | |
82 | #define AREG11 "r23" | |
c970a162 | 83 | #endif |
79638566 FB |
84 | #define USE_INT_TO_FLOAT_HELPERS |
85 | #define BUGGY_GCC_DIV64 | |
86 | #endif | |
87 | #ifdef __arm__ | |
88 | #define AREG0 "r7" | |
89 | #define AREG1 "r4" | |
90 | #define AREG2 "r5" | |
91 | #define AREG3 "r6" | |
92 | #endif | |
93 | #ifdef __mips__ | |
94 | #define AREG0 "s3" | |
95 | #define AREG1 "s0" | |
96 | #define AREG2 "s1" | |
97 | #define AREG3 "s2" | |
98 | #endif | |
99 | #ifdef __sparc__ | |
100 | #define AREG0 "g6" | |
101 | #define AREG1 "g1" | |
102 | #define AREG2 "g2" | |
103 | #define AREG3 "g3" | |
104 | #define AREG4 "l0" | |
105 | #define AREG5 "l1" | |
106 | #define AREG6 "l2" | |
107 | #define AREG7 "l3" | |
108 | #define AREG8 "l4" | |
109 | #define AREG9 "l5" | |
110 | #define AREG10 "l6" | |
111 | #define AREG11 "l7" | |
112 | #define USE_FP_CONVERT | |
113 | #endif | |
114 | #ifdef __s390__ | |
115 | #define AREG0 "r10" | |
116 | #define AREG1 "r7" | |
117 | #define AREG2 "r8" | |
118 | #define AREG3 "r9" | |
119 | #endif | |
120 | #ifdef __alpha__ | |
121 | /* Note $15 is the frame pointer, so anything in op-i386.c that would | |
122 | require a frame pointer, like alloca, would probably loose. */ | |
123 | #define AREG0 "$15" | |
124 | #define AREG1 "$9" | |
125 | #define AREG2 "$10" | |
126 | #define AREG3 "$11" | |
127 | #define AREG4 "$12" | |
128 | #define AREG5 "$13" | |
129 | #define AREG6 "$14" | |
130 | #endif | |
38e584a0 FB |
131 | #ifdef __mc68000 |
132 | #define AREG0 "%a5" | |
133 | #define AREG1 "%a4" | |
134 | #define AREG2 "%d7" | |
135 | #define AREG3 "%d6" | |
136 | #define AREG4 "%d5" | |
137 | #endif | |
79638566 FB |
138 | #ifdef __ia64__ |
139 | #define AREG0 "r27" | |
140 | #define AREG1 "r24" | |
141 | #define AREG2 "r25" | |
142 | #define AREG3 "r26" | |
143 | #endif | |
144 | ||
145 | /* force GCC to generate only one epilog at the end of the function */ | |
146 | #define FORCE_RET() asm volatile (""); | |
147 | ||
148 | #ifndef OPPROTO | |
149 | #define OPPROTO | |
150 | #endif | |
151 | ||
152 | #define xglue(x, y) x ## y | |
153 | #define glue(x, y) xglue(x, y) | |
9621339d FB |
154 | #define stringify(s) tostring(s) |
155 | #define tostring(s) #s | |
79638566 FB |
156 | |
157 | #ifdef __alpha__ | |
158 | /* the symbols are considered non exported so a br immediate is generated */ | |
159 | #define __hidden __attribute__((visibility("hidden"))) | |
160 | #else | |
161 | #define __hidden | |
162 | #endif | |
163 | ||
164 | #ifdef __alpha__ | |
165 | /* Suggested by Richard Henderson. This will result in code like | |
166 | ldah $0,__op_param1($29) !gprelhigh | |
167 | lda $0,__op_param1($0) !gprellow | |
168 | We can then conveniently change $29 to $31 and adapt the offsets to | |
169 | emit the appropriate constant. */ | |
170 | extern int __op_param1 __hidden; | |
171 | extern int __op_param2 __hidden; | |
172 | extern int __op_param3 __hidden; | |
173 | #define PARAM1 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param1)); _r; }) | |
174 | #define PARAM2 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param2)); _r; }) | |
175 | #define PARAM3 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param3)); _r; }) | |
176 | #else | |
177 | extern int __op_param1, __op_param2, __op_param3; | |
178 | #define PARAM1 ((long)(&__op_param1)) | |
179 | #define PARAM2 ((long)(&__op_param2)) | |
180 | #define PARAM3 ((long)(&__op_param3)) | |
181 | #endif | |
182 | ||
c106152d | 183 | extern int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3; |
9621339d FB |
184 | |
185 | #ifdef __i386__ | |
186 | #define EXIT_TB() asm volatile ("ret") | |
187 | #endif | |
188 | #ifdef __powerpc__ | |
189 | #define EXIT_TB() asm volatile ("blr") | |
190 | #endif | |
191 | #ifdef __s390__ | |
192 | #define EXIT_TB() asm volatile ("br %r14") | |
193 | #endif | |
194 | #ifdef __alpha__ | |
195 | #define EXIT_TB() asm volatile ("ret") | |
196 | #endif | |
197 | #ifdef __ia64__ | |
198 | #define EXIT_TB() asm volatile ("br.ret.sptk.many b0;;") | |
199 | #endif | |
200 | #ifdef __sparc__ | |
a96fc003 | 201 | #define EXIT_TB() asm volatile ("jmpl %i0 + 8, %g0\n" \ |
9621339d FB |
202 | "nop") |
203 | #endif | |
204 | #ifdef __arm__ | |
205 | #define EXIT_TB() asm volatile ("b exec_loop") | |
206 | #endif | |
38e584a0 FB |
207 | #ifdef __mc68000 |
208 | #define EXIT_TB() asm volatile ("rts") | |
209 | #endif | |
67867308 FB |
210 | |
211 | #endif /* !defined(__DYNGEN_EXEC_H__) */ |