]>
Commit | Line | Data |
---|---|---|
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 | ||
1e6cae95 FB |
23 | /* NOTE: standard headers should be used with special care at this |
24 | point because host CPU registers are used as global variables. Some | |
25 | host headers do not allow that. */ | |
513b500f FB |
26 | #include <stddef.h> |
27 | ||
79638566 FB |
28 | typedef unsigned char uint8_t; |
29 | typedef unsigned short uint16_t; | |
30 | typedef unsigned int uint32_t; | |
4f2ac237 | 31 | /* XXX may be done for all 64 bits targets ? */ |
b8076a74 | 32 | #if defined (__x86_64__) || defined(__ia64) |
4f2ac237 FB |
33 | typedef unsigned long uint64_t; |
34 | #else | |
79638566 | 35 | typedef unsigned long long uint64_t; |
4f2ac237 | 36 | #endif |
79638566 FB |
37 | |
38 | typedef signed char int8_t; | |
39 | typedef signed short int16_t; | |
40 | typedef signed int int32_t; | |
b8076a74 | 41 | #if defined (__x86_64__) || defined(__ia64) |
4f2ac237 FB |
42 | typedef signed long int64_t; |
43 | #else | |
79638566 | 44 | typedef signed long long int64_t; |
4f2ac237 | 45 | #endif |
79638566 | 46 | |
67867308 FB |
47 | #define INT8_MIN (-128) |
48 | #define INT16_MIN (-32767-1) | |
49 | #define INT32_MIN (-2147483647-1) | |
50 | #define INT64_MIN (-(int64_t)(9223372036854775807)-1) | |
51 | #define INT8_MAX (127) | |
52 | #define INT16_MAX (32767) | |
53 | #define INT32_MAX (2147483647) | |
54 | #define INT64_MAX ((int64_t)(9223372036854775807)) | |
55 | #define UINT8_MAX (255) | |
56 | #define UINT16_MAX (65535) | |
57 | #define UINT32_MAX (4294967295U) | |
58 | #define UINT64_MAX ((uint64_t)(18446744073709551615)) | |
59 | ||
79638566 FB |
60 | typedef struct FILE FILE; |
61 | extern int fprintf(FILE *, const char *, ...); | |
62 | extern int printf(const char *, ...); | |
513b500f | 63 | #undef NULL |
79638566 | 64 | #define NULL 0 |
79638566 FB |
65 | |
66 | #ifdef __i386__ | |
67 | #define AREG0 "ebp" | |
68 | #define AREG1 "ebx" | |
69 | #define AREG2 "esi" | |
70 | #define AREG3 "edi" | |
71 | #endif | |
bc51c5c9 FB |
72 | #ifdef __x86_64__ |
73 | #define AREG0 "rbp" | |
74 | #define AREG1 "rbx" | |
75 | #define AREG2 "r12" | |
76 | #define AREG3 "r13" | |
dff293e7 FB |
77 | //#define AREG4 "r14" |
78 | //#define AREG5 "r15" | |
bc51c5c9 | 79 | #endif |
79638566 FB |
80 | #ifdef __powerpc__ |
81 | #define AREG0 "r27" | |
82 | #define AREG1 "r24" | |
83 | #define AREG2 "r25" | |
84 | #define AREG3 "r26" | |
bf71c9d9 FB |
85 | /* XXX: suppress this hack */ |
86 | #if defined(CONFIG_USER_ONLY) | |
79638566 FB |
87 | #define AREG4 "r16" |
88 | #define AREG5 "r17" | |
89 | #define AREG6 "r18" | |
90 | #define AREG7 "r19" | |
91 | #define AREG8 "r20" | |
92 | #define AREG9 "r21" | |
93 | #define AREG10 "r22" | |
94 | #define AREG11 "r23" | |
bf71c9d9 | 95 | #endif |
79638566 FB |
96 | #define USE_INT_TO_FLOAT_HELPERS |
97 | #define BUGGY_GCC_DIV64 | |
98 | #endif | |
99 | #ifdef __arm__ | |
100 | #define AREG0 "r7" | |
101 | #define AREG1 "r4" | |
102 | #define AREG2 "r5" | |
103 | #define AREG3 "r6" | |
104 | #endif | |
105 | #ifdef __mips__ | |
106 | #define AREG0 "s3" | |
107 | #define AREG1 "s0" | |
108 | #define AREG2 "s1" | |
109 | #define AREG3 "s2" | |
110 | #endif | |
111 | #ifdef __sparc__ | |
112 | #define AREG0 "g6" | |
113 | #define AREG1 "g1" | |
114 | #define AREG2 "g2" | |
115 | #define AREG3 "g3" | |
116 | #define AREG4 "l0" | |
117 | #define AREG5 "l1" | |
118 | #define AREG6 "l2" | |
119 | #define AREG7 "l3" | |
120 | #define AREG8 "l4" | |
121 | #define AREG9 "l5" | |
122 | #define AREG10 "l6" | |
123 | #define AREG11 "l7" | |
124 | #define USE_FP_CONVERT | |
125 | #endif | |
126 | #ifdef __s390__ | |
127 | #define AREG0 "r10" | |
128 | #define AREG1 "r7" | |
129 | #define AREG2 "r8" | |
130 | #define AREG3 "r9" | |
131 | #endif | |
132 | #ifdef __alpha__ | |
133 | /* Note $15 is the frame pointer, so anything in op-i386.c that would | |
134 | require a frame pointer, like alloca, would probably loose. */ | |
135 | #define AREG0 "$15" | |
136 | #define AREG1 "$9" | |
137 | #define AREG2 "$10" | |
138 | #define AREG3 "$11" | |
139 | #define AREG4 "$12" | |
140 | #define AREG5 "$13" | |
141 | #define AREG6 "$14" | |
142 | #endif | |
38e584a0 FB |
143 | #ifdef __mc68000 |
144 | #define AREG0 "%a5" | |
145 | #define AREG1 "%a4" | |
146 | #define AREG2 "%d7" | |
147 | #define AREG3 "%d6" | |
148 | #define AREG4 "%d5" | |
149 | #endif | |
79638566 | 150 | #ifdef __ia64__ |
b8076a74 FB |
151 | #define AREG0 "r7" |
152 | #define AREG1 "r4" | |
153 | #define AREG2 "r5" | |
154 | #define AREG3 "r6" | |
79638566 FB |
155 | #endif |
156 | ||
157 | /* force GCC to generate only one epilog at the end of the function */ | |
158 | #define FORCE_RET() asm volatile (""); | |
159 | ||
160 | #ifndef OPPROTO | |
161 | #define OPPROTO | |
162 | #endif | |
163 | ||
164 | #define xglue(x, y) x ## y | |
165 | #define glue(x, y) xglue(x, y) | |
9621339d FB |
166 | #define stringify(s) tostring(s) |
167 | #define tostring(s) #s | |
79638566 FB |
168 | |
169 | #ifdef __alpha__ | |
170 | /* the symbols are considered non exported so a br immediate is generated */ | |
171 | #define __hidden __attribute__((visibility("hidden"))) | |
172 | #else | |
173 | #define __hidden | |
174 | #endif | |
175 | ||
cab84d98 | 176 | #if defined(__alpha__) |
79638566 FB |
177 | /* Suggested by Richard Henderson. This will result in code like |
178 | ldah $0,__op_param1($29) !gprelhigh | |
179 | lda $0,__op_param1($0) !gprellow | |
180 | We can then conveniently change $29 to $31 and adapt the offsets to | |
181 | emit the appropriate constant. */ | |
182 | extern int __op_param1 __hidden; | |
183 | extern int __op_param2 __hidden; | |
184 | extern int __op_param3 __hidden; | |
185 | #define PARAM1 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param1)); _r; }) | |
186 | #define PARAM2 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param2)); _r; }) | |
187 | #define PARAM3 ({ int _r; asm("" : "=r"(_r) : "0" (&__op_param3)); _r; }) | |
188 | #else | |
cab84d98 FB |
189 | #if defined(__APPLE__) |
190 | static int __op_param1, __op_param2, __op_param3; | |
191 | #else | |
79638566 | 192 | extern int __op_param1, __op_param2, __op_param3; |
cab84d98 | 193 | #endif |
79638566 FB |
194 | #define PARAM1 ((long)(&__op_param1)) |
195 | #define PARAM2 ((long)(&__op_param2)) | |
196 | #define PARAM3 ((long)(&__op_param3)) | |
cab84d98 | 197 | #endif /* !defined(__alpha__) */ |
79638566 | 198 | |
c106152d | 199 | extern int __op_jmp0, __op_jmp1, __op_jmp2, __op_jmp3; |
9621339d | 200 | |
9191d4d1 | 201 | #if defined(_WIN32) || defined(__APPLE__) |
9df8aa4a FB |
202 | #define ASM_NAME(x) "_" #x |
203 | #else | |
204 | #define ASM_NAME(x) #x | |
205 | #endif | |
206 | ||
9621339d FB |
207 | #ifdef __i386__ |
208 | #define EXIT_TB() asm volatile ("ret") | |
9df8aa4a | 209 | #define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n) |
9621339d | 210 | #endif |
bc51c5c9 FB |
211 | #ifdef __x86_64__ |
212 | #define EXIT_TB() asm volatile ("ret") | |
d785e6be | 213 | #define GOTO_LABEL_PARAM(n) asm volatile ("jmp " ASM_NAME(__op_gen_label) #n) |
bc51c5c9 | 214 | #endif |
9621339d FB |
215 | #ifdef __powerpc__ |
216 | #define EXIT_TB() asm volatile ("blr") | |
9df8aa4a | 217 | #define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n) |
9621339d FB |
218 | #endif |
219 | #ifdef __s390__ | |
220 | #define EXIT_TB() asm volatile ("br %r14") | |
90cb9493 | 221 | #define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n) |
9621339d FB |
222 | #endif |
223 | #ifdef __alpha__ | |
224 | #define EXIT_TB() asm volatile ("ret") | |
225 | #endif | |
226 | #ifdef __ia64__ | |
227 | #define EXIT_TB() asm volatile ("br.ret.sptk.many b0;;") | |
b8076a74 FB |
228 | #define GOTO_LABEL_PARAM(n) asm volatile ("br.sptk.many " \ |
229 | ASM_NAME(__op_gen_label) #n) | |
9621339d FB |
230 | #endif |
231 | #ifdef __sparc__ | |
a96fc003 | 232 | #define EXIT_TB() asm volatile ("jmpl %i0 + 8, %g0\n" \ |
9621339d FB |
233 | "nop") |
234 | #endif | |
235 | #ifdef __arm__ | |
236 | #define EXIT_TB() asm volatile ("b exec_loop") | |
ae200d10 | 237 | #define GOTO_LABEL_PARAM(n) asm volatile ("b " ASM_NAME(__op_gen_label) #n) |
9621339d | 238 | #endif |
38e584a0 FB |
239 | #ifdef __mc68000 |
240 | #define EXIT_TB() asm volatile ("rts") | |
241 | #endif | |
67867308 FB |
242 | |
243 | #endif /* !defined(__DYNGEN_EXEC_H__) */ |