bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 1 | /* General "disassemble this chunk" code. Used for debugging. */ |
bellard | 5bbe929 | 2003-06-09 19:38:38 +0000 | [diff] [blame] | 2 | #include "config.h" |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 3 | #include "dis-asm.h" |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 4 | #include "elf.h" |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 5 | #include <errno.h> |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 6 | |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 7 | #include "cpu.h" |
| 8 | #include "exec-all.h" |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 9 | #include "disas.h" |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 10 | |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 11 | /* Filled in by elfload.c. Simplistic, but will do for now. */ |
bellard | e80cfcf | 2004-12-19 23:18:01 +0000 | [diff] [blame] | 12 | struct syminfo *syminfos = NULL; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 13 | |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 14 | /* Get LENGTH bytes from info's buffer, at target address memaddr. |
| 15 | Transfer them to myaddr. */ |
| 16 | int |
| 17 | buffer_read_memory (memaddr, myaddr, length, info) |
| 18 | bfd_vma memaddr; |
| 19 | bfd_byte *myaddr; |
| 20 | int length; |
| 21 | struct disassemble_info *info; |
| 22 | { |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 23 | if (memaddr < info->buffer_vma |
| 24 | || memaddr + length > info->buffer_vma + info->buffer_length) |
| 25 | /* Out of bounds. Use EIO because GDB uses it. */ |
| 26 | return EIO; |
| 27 | memcpy (myaddr, info->buffer + (memaddr - info->buffer_vma), length); |
| 28 | return 0; |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 29 | } |
| 30 | |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 31 | /* Get LENGTH bytes from info's buffer, at target address memaddr. |
| 32 | Transfer them to myaddr. */ |
| 33 | static int |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 34 | target_read_memory (bfd_vma memaddr, |
| 35 | bfd_byte *myaddr, |
| 36 | int length, |
| 37 | struct disassemble_info *info) |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 38 | { |
| 39 | int i; |
| 40 | for(i = 0; i < length; i++) { |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 41 | myaddr[i] = ldub_code(memaddr + i); |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 42 | } |
| 43 | return 0; |
| 44 | } |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 45 | |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 46 | /* Print an error message. We can assume that this is in response to |
| 47 | an error return from buffer_read_memory. */ |
| 48 | void |
| 49 | perror_memory (status, memaddr, info) |
| 50 | int status; |
| 51 | bfd_vma memaddr; |
| 52 | struct disassemble_info *info; |
| 53 | { |
| 54 | if (status != EIO) |
| 55 | /* Can't happen. */ |
| 56 | (*info->fprintf_func) (info->stream, "Unknown error %d\n", status); |
| 57 | else |
| 58 | /* Actually, address between memaddr and memaddr + len was |
| 59 | out of bounds. */ |
| 60 | (*info->fprintf_func) (info->stream, |
bellard | 26a7646 | 2006-06-25 18:15:32 +0000 | [diff] [blame] | 61 | "Address 0x%" PRIx64 " is out of bounds.\n", memaddr); |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | /* This could be in a separate file, to save miniscule amounts of space |
| 65 | in statically linked executables. */ |
| 66 | |
| 67 | /* Just print the address is hex. This is included for completeness even |
| 68 | though both GDB and objdump provide their own (to print symbolic |
| 69 | addresses). */ |
| 70 | |
| 71 | void |
| 72 | generic_print_address (addr, info) |
| 73 | bfd_vma addr; |
| 74 | struct disassemble_info *info; |
| 75 | { |
bellard | 26a7646 | 2006-06-25 18:15:32 +0000 | [diff] [blame] | 76 | (*info->fprintf_func) (info->stream, "0x%" PRIx64, addr); |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | /* Just return the given address. */ |
| 80 | |
| 81 | int |
| 82 | generic_symbol_at_address (addr, info) |
| 83 | bfd_vma addr; |
| 84 | struct disassemble_info * info; |
| 85 | { |
| 86 | return 1; |
| 87 | } |
| 88 | |
| 89 | bfd_vma bfd_getl32 (const bfd_byte *addr) |
| 90 | { |
| 91 | unsigned long v; |
| 92 | |
| 93 | v = (unsigned long) addr[0]; |
| 94 | v |= (unsigned long) addr[1] << 8; |
| 95 | v |= (unsigned long) addr[2] << 16; |
| 96 | v |= (unsigned long) addr[3] << 24; |
| 97 | return (bfd_vma) v; |
| 98 | } |
| 99 | |
| 100 | bfd_vma bfd_getb32 (const bfd_byte *addr) |
| 101 | { |
| 102 | unsigned long v; |
| 103 | |
| 104 | v = (unsigned long) addr[0] << 24; |
| 105 | v |= (unsigned long) addr[1] << 16; |
| 106 | v |= (unsigned long) addr[2] << 8; |
| 107 | v |= (unsigned long) addr[3]; |
| 108 | return (bfd_vma) v; |
| 109 | } |
| 110 | |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 111 | bfd_vma bfd_getl16 (const bfd_byte *addr) |
| 112 | { |
| 113 | unsigned long v; |
| 114 | |
| 115 | v = (unsigned long) addr[0]; |
| 116 | v |= (unsigned long) addr[1] << 8; |
| 117 | return (bfd_vma) v; |
| 118 | } |
| 119 | |
| 120 | bfd_vma bfd_getb16 (const bfd_byte *addr) |
| 121 | { |
| 122 | unsigned long v; |
| 123 | |
| 124 | v = (unsigned long) addr[0] << 24; |
| 125 | v |= (unsigned long) addr[1] << 16; |
| 126 | return (bfd_vma) v; |
| 127 | } |
| 128 | |
bellard | c2d551f | 2005-04-27 20:15:00 +0000 | [diff] [blame] | 129 | #ifdef TARGET_ARM |
| 130 | static int |
| 131 | print_insn_thumb1(bfd_vma pc, disassemble_info *info) |
| 132 | { |
| 133 | return print_insn_arm(pc | 1, info); |
| 134 | } |
| 135 | #endif |
| 136 | |
| 137 | /* Disassemble this for me please... (debugging). 'flags' has teh following |
| 138 | values: |
| 139 | i386 - nonzero means 16 bit code |
| 140 | arm - nonzero means thumb code |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 141 | ppc - nonzero means little endian |
bellard | c2d551f | 2005-04-27 20:15:00 +0000 | [diff] [blame] | 142 | other targets - unused |
| 143 | */ |
bellard | 83b34f8 | 2005-01-23 20:26:30 +0000 | [diff] [blame] | 144 | void target_disas(FILE *out, target_ulong code, target_ulong size, int flags) |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 145 | { |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 146 | target_ulong pc; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 147 | int count; |
| 148 | struct disassemble_info disasm_info; |
| 149 | int (*print_insn)(bfd_vma pc, disassemble_info *info); |
| 150 | |
| 151 | INIT_DISASSEMBLE_INFO(disasm_info, out, fprintf); |
| 152 | |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 153 | disasm_info.read_memory_func = target_read_memory; |
| 154 | disasm_info.buffer_vma = code; |
| 155 | disasm_info.buffer_length = size; |
| 156 | |
| 157 | #ifdef TARGET_WORDS_BIGENDIAN |
| 158 | disasm_info.endian = BFD_ENDIAN_BIG; |
| 159 | #else |
| 160 | disasm_info.endian = BFD_ENDIAN_LITTLE; |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 161 | #endif |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 162 | #if defined(TARGET_I386) |
| 163 | if (flags == 2) |
| 164 | disasm_info.mach = bfd_mach_x86_64; |
| 165 | else if (flags == 1) |
| 166 | disasm_info.mach = bfd_mach_i386_i8086; |
| 167 | else |
| 168 | disasm_info.mach = bfd_mach_i386_i386; |
| 169 | print_insn = print_insn_i386; |
| 170 | #elif defined(TARGET_ARM) |
bellard | c2d551f | 2005-04-27 20:15:00 +0000 | [diff] [blame] | 171 | if (flags) |
| 172 | print_insn = print_insn_thumb1; |
| 173 | else |
| 174 | print_insn = print_insn_arm; |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 175 | #elif defined(TARGET_SPARC) |
| 176 | print_insn = print_insn_sparc; |
bellard | 3475187 | 2005-07-02 14:31:34 +0000 | [diff] [blame] | 177 | #ifdef TARGET_SPARC64 |
| 178 | disasm_info.mach = bfd_mach_sparc_v9b; |
| 179 | #endif |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 180 | #elif defined(TARGET_PPC) |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 181 | if (flags) |
bellard | 111bfab | 2005-04-23 18:16:07 +0000 | [diff] [blame] | 182 | disasm_info.endian = BFD_ENDIAN_LITTLE; |
bellard | a245862 | 2005-07-23 22:39:53 +0000 | [diff] [blame] | 183 | #ifdef TARGET_PPC64 |
| 184 | disasm_info.mach = bfd_mach_ppc64; |
| 185 | #else |
| 186 | disasm_info.mach = bfd_mach_ppc; |
| 187 | #endif |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 188 | print_insn = print_insn_ppc; |
pbrook | e6e5906 | 2006-10-22 00:18:54 +0000 | [diff] [blame] | 189 | #elif defined(TARGET_M68K) |
| 190 | print_insn = print_insn_m68k; |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 191 | #elif defined(TARGET_MIPS) |
bellard | 76b3030 | 2005-12-17 01:10:04 +0000 | [diff] [blame] | 192 | #ifdef TARGET_WORDS_BIGENDIAN |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 193 | print_insn = print_insn_big_mips; |
bellard | 76b3030 | 2005-12-17 01:10:04 +0000 | [diff] [blame] | 194 | #else |
| 195 | print_insn = print_insn_little_mips; |
| 196 | #endif |
bellard | fdf9b3e | 2006-04-27 21:07:38 +0000 | [diff] [blame] | 197 | #elif defined(TARGET_SH4) |
| 198 | disasm_info.mach = bfd_mach_sh4; |
| 199 | print_insn = print_insn_sh; |
j_mayer | eddf68a | 2007-04-05 07:22:49 +0000 | [diff] [blame] | 200 | #elif defined(TARGET_ALPHA) |
| 201 | disasm_info.mach = bfd_mach_alpha; |
| 202 | print_insn = print_insn_alpha; |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 203 | #else |
bellard | b8076a7 | 2005-04-07 22:20:31 +0000 | [diff] [blame] | 204 | fprintf(out, "0x" TARGET_FMT_lx |
| 205 | ": Asm output not supported on this arch\n", code); |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 206 | return; |
| 207 | #endif |
| 208 | |
| 209 | for (pc = code; pc < code + size; pc += count) { |
bellard | fa15e03 | 2005-01-31 23:32:31 +0000 | [diff] [blame] | 210 | fprintf(out, "0x" TARGET_FMT_lx ": ", pc); |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 211 | count = print_insn(pc, &disasm_info); |
| 212 | #if 0 |
| 213 | { |
| 214 | int i; |
| 215 | uint8_t b; |
| 216 | fprintf(out, " {"); |
| 217 | for(i = 0; i < count; i++) { |
| 218 | target_read_memory(pc + i, &b, 1, &disasm_info); |
| 219 | fprintf(out, " %02x", b); |
| 220 | } |
| 221 | fprintf(out, " }"); |
| 222 | } |
| 223 | #endif |
| 224 | fprintf(out, "\n"); |
| 225 | if (count < 0) |
| 226 | break; |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | /* Disassemble this for me please... (debugging). */ |
| 231 | void disas(FILE *out, void *code, unsigned long size) |
| 232 | { |
| 233 | unsigned long pc; |
| 234 | int count; |
| 235 | struct disassemble_info disasm_info; |
| 236 | int (*print_insn)(bfd_vma pc, disassemble_info *info); |
| 237 | |
| 238 | INIT_DISASSEMBLE_INFO(disasm_info, out, fprintf); |
bellard | c6105c0 | 2003-10-27 21:13:58 +0000 | [diff] [blame] | 239 | |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 240 | disasm_info.buffer = code; |
| 241 | disasm_info.buffer_vma = (unsigned long)code; |
| 242 | disasm_info.buffer_length = size; |
| 243 | |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 244 | #ifdef WORDS_BIGENDIAN |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 245 | disasm_info.endian = BFD_ENDIAN_BIG; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 246 | #else |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 247 | disasm_info.endian = BFD_ENDIAN_LITTLE; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 248 | #endif |
bellard | bc51c5c | 2004-03-17 23:46:04 +0000 | [diff] [blame] | 249 | #if defined(__i386__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 250 | disasm_info.mach = bfd_mach_i386_i386; |
| 251 | print_insn = print_insn_i386; |
bellard | bc51c5c | 2004-03-17 23:46:04 +0000 | [diff] [blame] | 252 | #elif defined(__x86_64__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 253 | disasm_info.mach = bfd_mach_x86_64; |
| 254 | print_insn = print_insn_i386; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 255 | #elif defined(__powerpc__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 256 | print_insn = print_insn_ppc; |
bellard | a993ba8 | 2003-05-11 12:25:45 +0000 | [diff] [blame] | 257 | #elif defined(__alpha__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 258 | print_insn = print_insn_alpha; |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 259 | #elif defined(__sparc__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 260 | print_insn = print_insn_sparc; |
blueswir1 | 6ecd453 | 2007-04-08 11:22:29 +0000 | [diff] [blame] | 261 | #if defined(__sparc_v8plus__) || defined(__sparc_v8plusa__) || defined(__sparc_v9__) |
| 262 | disasm_info.mach = bfd_mach_sparc_v9b; |
| 263 | #endif |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 264 | #elif defined(__arm__) |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 265 | print_insn = print_insn_arm; |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 266 | #elif defined(__MIPSEB__) |
| 267 | print_insn = print_insn_big_mips; |
| 268 | #elif defined(__MIPSEL__) |
| 269 | print_insn = print_insn_little_mips; |
bellard | 48024e4 | 2005-11-06 16:52:11 +0000 | [diff] [blame] | 270 | #elif defined(__m68k__) |
| 271 | print_insn = print_insn_m68k; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 272 | #else |
bellard | b8076a7 | 2005-04-07 22:20:31 +0000 | [diff] [blame] | 273 | fprintf(out, "0x%lx: Asm output not supported on this arch\n", |
| 274 | (long) code); |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 275 | return; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 276 | #endif |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 277 | for (pc = (unsigned long)code; pc < (unsigned long)code + size; pc += count) { |
| 278 | fprintf(out, "0x%08lx: ", pc); |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 279 | #ifdef __arm__ |
pbrook | 4615218 | 2006-07-30 19:16:29 +0000 | [diff] [blame] | 280 | /* since data is included in the code, it is better to |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 281 | display code data too */ |
pbrook | 4615218 | 2006-07-30 19:16:29 +0000 | [diff] [blame] | 282 | fprintf(out, "%08x ", (int)bfd_getl32((const bfd_byte *)pc)); |
bellard | aa0aa4f | 2003-06-09 15:23:31 +0000 | [diff] [blame] | 283 | #endif |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 284 | count = print_insn(pc, &disasm_info); |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 285 | fprintf(out, "\n"); |
| 286 | if (count < 0) |
| 287 | break; |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | /* Look up symbol for debugging purpose. Returns "" if unknown. */ |
bellard | c27004e | 2005-01-03 23:35:10 +0000 | [diff] [blame] | 292 | const char *lookup_symbol(target_ulong orig_addr) |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 293 | { |
| 294 | unsigned int i; |
| 295 | /* Hack, because we know this is x86. */ |
bellard | e80cfcf | 2004-12-19 23:18:01 +0000 | [diff] [blame] | 296 | Elf32_Sym *sym; |
| 297 | struct syminfo *s; |
bellard | b3ecf62 | 2005-10-30 18:21:23 +0000 | [diff] [blame] | 298 | target_ulong addr; |
bellard | e80cfcf | 2004-12-19 23:18:01 +0000 | [diff] [blame] | 299 | |
| 300 | for (s = syminfos; s; s = s->next) { |
| 301 | sym = s->disas_symtab; |
| 302 | for (i = 0; i < s->disas_num_syms; i++) { |
| 303 | if (sym[i].st_shndx == SHN_UNDEF |
| 304 | || sym[i].st_shndx >= SHN_LORESERVE) |
| 305 | continue; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 306 | |
bellard | e80cfcf | 2004-12-19 23:18:01 +0000 | [diff] [blame] | 307 | if (ELF_ST_TYPE(sym[i].st_info) != STT_FUNC) |
| 308 | continue; |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 309 | |
bellard | b3ecf62 | 2005-10-30 18:21:23 +0000 | [diff] [blame] | 310 | addr = sym[i].st_value; |
| 311 | #ifdef TARGET_ARM |
| 312 | /* The bottom address bit marks a Thumb symbol. */ |
| 313 | addr &= ~(target_ulong)1; |
| 314 | #endif |
| 315 | if (orig_addr >= addr |
| 316 | && orig_addr < addr + sym[i].st_size) |
bellard | e80cfcf | 2004-12-19 23:18:01 +0000 | [diff] [blame] | 317 | return s->disas_strtab + sym[i].st_name; |
| 318 | } |
bellard | b9adb4a | 2003-04-29 20:41:16 +0000 | [diff] [blame] | 319 | } |
| 320 | return ""; |
| 321 | } |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 322 | |
| 323 | #if !defined(CONFIG_USER_ONLY) |
| 324 | |
bellard | 3d2cfdf | 2004-08-01 21:49:07 +0000 | [diff] [blame] | 325 | void term_vprintf(const char *fmt, va_list ap); |
| 326 | void term_printf(const char *fmt, ...); |
| 327 | |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 328 | static int monitor_disas_is_physical; |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 329 | static CPUState *monitor_disas_env; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 330 | |
| 331 | static int |
| 332 | monitor_read_memory (memaddr, myaddr, length, info) |
| 333 | bfd_vma memaddr; |
| 334 | bfd_byte *myaddr; |
| 335 | int length; |
| 336 | struct disassemble_info *info; |
| 337 | { |
| 338 | if (monitor_disas_is_physical) { |
| 339 | cpu_physical_memory_rw(memaddr, myaddr, length, 0); |
| 340 | } else { |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 341 | cpu_memory_rw_debug(monitor_disas_env, memaddr,myaddr, length, 0); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 342 | } |
| 343 | return 0; |
| 344 | } |
| 345 | |
bellard | 3d2cfdf | 2004-08-01 21:49:07 +0000 | [diff] [blame] | 346 | static int monitor_fprintf(FILE *stream, const char *fmt, ...) |
| 347 | { |
| 348 | va_list ap; |
| 349 | va_start(ap, fmt); |
| 350 | term_vprintf(fmt, ap); |
| 351 | va_end(ap); |
| 352 | return 0; |
| 353 | } |
| 354 | |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 355 | void monitor_disas(CPUState *env, |
| 356 | target_ulong pc, int nb_insn, int is_physical, int flags) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 357 | { |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 358 | int count, i; |
| 359 | struct disassemble_info disasm_info; |
| 360 | int (*print_insn)(bfd_vma pc, disassemble_info *info); |
| 361 | |
bellard | 3d2cfdf | 2004-08-01 21:49:07 +0000 | [diff] [blame] | 362 | INIT_DISASSEMBLE_INFO(disasm_info, NULL, monitor_fprintf); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 363 | |
bellard | 6a00d60 | 2005-11-21 23:25:50 +0000 | [diff] [blame] | 364 | monitor_disas_env = env; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 365 | monitor_disas_is_physical = is_physical; |
| 366 | disasm_info.read_memory_func = monitor_read_memory; |
| 367 | |
| 368 | disasm_info.buffer_vma = pc; |
| 369 | |
| 370 | #ifdef TARGET_WORDS_BIGENDIAN |
| 371 | disasm_info.endian = BFD_ENDIAN_BIG; |
| 372 | #else |
| 373 | disasm_info.endian = BFD_ENDIAN_LITTLE; |
| 374 | #endif |
| 375 | #if defined(TARGET_I386) |
bellard | fa15e03 | 2005-01-31 23:32:31 +0000 | [diff] [blame] | 376 | if (flags == 2) |
| 377 | disasm_info.mach = bfd_mach_x86_64; |
| 378 | else if (flags == 1) |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 379 | disasm_info.mach = bfd_mach_i386_i8086; |
bellard | fa15e03 | 2005-01-31 23:32:31 +0000 | [diff] [blame] | 380 | else |
| 381 | disasm_info.mach = bfd_mach_i386_i386; |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 382 | print_insn = print_insn_i386; |
| 383 | #elif defined(TARGET_ARM) |
| 384 | print_insn = print_insn_arm; |
| 385 | #elif defined(TARGET_SPARC) |
| 386 | print_insn = print_insn_sparc; |
blueswir1 | 682c4f1 | 2007-04-09 15:14:57 +0000 | [diff] [blame] | 387 | #ifdef TARGET_SPARC64 |
| 388 | disasm_info.mach = bfd_mach_sparc_v9b; |
| 389 | #endif |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 390 | #elif defined(TARGET_PPC) |
bellard | a245862 | 2005-07-23 22:39:53 +0000 | [diff] [blame] | 391 | #ifdef TARGET_PPC64 |
| 392 | disasm_info.mach = bfd_mach_ppc64; |
| 393 | #else |
| 394 | disasm_info.mach = bfd_mach_ppc; |
| 395 | #endif |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 396 | print_insn = print_insn_ppc; |
pbrook | e6e5906 | 2006-10-22 00:18:54 +0000 | [diff] [blame] | 397 | #elif defined(TARGET_M68K) |
| 398 | print_insn = print_insn_m68k; |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 399 | #elif defined(TARGET_MIPS) |
bellard | 76b3030 | 2005-12-17 01:10:04 +0000 | [diff] [blame] | 400 | #ifdef TARGET_WORDS_BIGENDIAN |
bellard | 6af0bf9 | 2005-07-02 14:58:51 +0000 | [diff] [blame] | 401 | print_insn = print_insn_big_mips; |
bellard | 76b3030 | 2005-12-17 01:10:04 +0000 | [diff] [blame] | 402 | #else |
| 403 | print_insn = print_insn_little_mips; |
| 404 | #endif |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 405 | #else |
bellard | b8076a7 | 2005-04-07 22:20:31 +0000 | [diff] [blame] | 406 | term_printf("0x" TARGET_FMT_lx |
| 407 | ": Asm output not supported on this arch\n", pc); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 408 | return; |
| 409 | #endif |
| 410 | |
| 411 | for(i = 0; i < nb_insn; i++) { |
bellard | fa15e03 | 2005-01-31 23:32:31 +0000 | [diff] [blame] | 412 | term_printf("0x" TARGET_FMT_lx ": ", pc); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 413 | count = print_insn(pc, &disasm_info); |
bellard | 3d2cfdf | 2004-08-01 21:49:07 +0000 | [diff] [blame] | 414 | term_printf("\n"); |
bellard | 9307c4c | 2004-04-04 12:57:25 +0000 | [diff] [blame] | 415 | if (count < 0) |
| 416 | break; |
| 417 | pc += count; |
| 418 | } |
| 419 | } |
| 420 | #endif |