+struct syminfo *syminfos = NULL;
+
+/* Get LENGTH bytes from info's buffer, at target address memaddr.
+ Transfer them to myaddr. */
+int
+buffer_read_memory(bfd_vma memaddr, bfd_byte *myaddr, int length,
+ struct disassemble_info *info)
+{
+ if (memaddr < info->buffer_vma
+ || memaddr + length > info->buffer_vma + info->buffer_length)
+ /* Out of bounds. Use EIO because GDB uses it. */
+ return EIO;
+ memcpy (myaddr, info->buffer + (memaddr - info->buffer_vma), length);
+ return 0;
+}
+
+/* Get LENGTH bytes from info's buffer, at target address memaddr.
+ Transfer them to myaddr. */
+static int
+target_read_memory (bfd_vma memaddr,
+ bfd_byte *myaddr,
+ int length,
+ struct disassemble_info *info)
+{
+ int i;
+ for(i = 0; i < length; i++) {
+ myaddr[i] = ldub_code(memaddr + i);
+ }
+ return 0;
+}
+
+/* Print an error message. We can assume that this is in response to
+ an error return from buffer_read_memory. */
+void
+perror_memory (int status, bfd_vma memaddr, struct disassemble_info *info)
+{
+ if (status != EIO)
+ /* Can't happen. */
+ (*info->fprintf_func) (info->stream, "Unknown error %d\n", status);
+ else
+ /* Actually, address between memaddr and memaddr + len was
+ out of bounds. */
+ (*info->fprintf_func) (info->stream,
+ "Address 0x%" PRIx64 " is out of bounds.\n", memaddr);
+}
+
+/* This could be in a separate file, to save miniscule amounts of space
+ in statically linked executables. */
+
+/* Just print the address is hex. This is included for completeness even
+ though both GDB and objdump provide their own (to print symbolic
+ addresses). */
+
+void
+generic_print_address (bfd_vma addr, struct disassemble_info *info)
+{
+ (*info->fprintf_func) (info->stream, "0x%" PRIx64, addr);
+}
+
+/* Just return the given address. */
+
+int
+generic_symbol_at_address (bfd_vma addr, struct disassemble_info *info)
+{
+ return 1;
+}
+
+bfd_vma bfd_getl32 (const bfd_byte *addr)
+{
+ unsigned long v;
+
+ v = (unsigned long) addr[0];
+ v |= (unsigned long) addr[1] << 8;
+ v |= (unsigned long) addr[2] << 16;
+ v |= (unsigned long) addr[3] << 24;
+ return (bfd_vma) v;
+}
+
+bfd_vma bfd_getb32 (const bfd_byte *addr)
+{
+ unsigned long v;
+
+ v = (unsigned long) addr[0] << 24;
+ v |= (unsigned long) addr[1] << 16;
+ v |= (unsigned long) addr[2] << 8;
+ v |= (unsigned long) addr[3];
+ return (bfd_vma) v;
+}
+
+bfd_vma bfd_getl16 (const bfd_byte *addr)
+{
+ unsigned long v;
+
+ v = (unsigned long) addr[0];
+ v |= (unsigned long) addr[1] << 8;
+ return (bfd_vma) v;
+}
+
+bfd_vma bfd_getb16 (const bfd_byte *addr)
+{
+ unsigned long v;
+
+ v = (unsigned long) addr[0] << 24;
+ v |= (unsigned long) addr[1] << 16;
+ return (bfd_vma) v;
+}
+
+#ifdef TARGET_ARM
+static int
+print_insn_thumb1(bfd_vma pc, disassemble_info *info)
+{
+ return print_insn_arm(pc | 1, info);
+}
+#endif
+
+/* Disassemble this for me please... (debugging). 'flags' has the following
+ values:
+ i386 - nonzero means 16 bit code
+ arm - nonzero means thumb code
+ ppc - nonzero means little endian
+ other targets - unused
+ */
+void target_disas(FILE *out, target_ulong code, target_ulong size, int flags)
+{
+ target_ulong pc;
+ int count;
+ struct disassemble_info disasm_info;
+ int (*print_insn)(bfd_vma pc, disassemble_info *info);
+
+ INIT_DISASSEMBLE_INFO(disasm_info, out, fprintf);
+
+ disasm_info.read_memory_func = target_read_memory;
+ disasm_info.buffer_vma = code;
+ disasm_info.buffer_length = size;
+
+#ifdef TARGET_WORDS_BIGENDIAN
+ disasm_info.endian = BFD_ENDIAN_BIG;
+#else
+ disasm_info.endian = BFD_ENDIAN_LITTLE;
+#endif
+#if defined(TARGET_I386)
+ if (flags == 2)
+ disasm_info.mach = bfd_mach_x86_64;
+ else if (flags == 1)
+ disasm_info.mach = bfd_mach_i386_i8086;
+ else
+ disasm_info.mach = bfd_mach_i386_i386;
+ print_insn = print_insn_i386;
+#elif defined(TARGET_ARM)
+ if (flags)
+ print_insn = print_insn_thumb1;
+ else
+ print_insn = print_insn_arm;
+#elif defined(TARGET_SPARC)
+ print_insn = print_insn_sparc;
+#ifdef TARGET_SPARC64
+ disasm_info.mach = bfd_mach_sparc_v9b;
+#endif
+#elif defined(TARGET_PPC)
+ if (flags >> 16)
+ disasm_info.endian = BFD_ENDIAN_LITTLE;
+ if (flags & 0xFFFF) {
+ /* If we have a precise definitions of the instructions set, use it */
+ disasm_info.mach = flags & 0xFFFF;
+ } else {
+#ifdef TARGET_PPC64
+ disasm_info.mach = bfd_mach_ppc64;
+#else
+ disasm_info.mach = bfd_mach_ppc;
+#endif
+ }
+ print_insn = print_insn_ppc;
+#elif defined(TARGET_M68K)
+ print_insn = print_insn_m68k;
+#elif defined(TARGET_MIPS)
+#ifdef TARGET_WORDS_BIGENDIAN
+ print_insn = print_insn_big_mips;
+#else
+ print_insn = print_insn_little_mips;
+#endif
+#elif defined(TARGET_SH4)
+ disasm_info.mach = bfd_mach_sh4;
+ print_insn = print_insn_sh;
+#elif defined(TARGET_ALPHA)
+ disasm_info.mach = bfd_mach_alpha;
+ print_insn = print_insn_alpha;
+#elif defined(TARGET_CRIS)
+ disasm_info.mach = bfd_mach_cris_v32;
+ print_insn = print_insn_crisv32;
+#else
+ fprintf(out, "0x" TARGET_FMT_lx
+ ": Asm output not supported on this arch\n", code);
+ return;
+#endif
+
+ for (pc = code; size > 0; pc += count, size -= count) {
+ fprintf(out, "0x" TARGET_FMT_lx ": ", pc);
+ count = print_insn(pc, &disasm_info);
+#if 0
+ {
+ int i;
+ uint8_t b;
+ fprintf(out, " {");
+ for(i = 0; i < count; i++) {
+ target_read_memory(pc + i, &b, 1, &disasm_info);
+ fprintf(out, " %02x", b);
+ }
+ fprintf(out, " }");
+ }
+#endif
+ fprintf(out, "\n");
+ if (count < 0)
+ break;
+ }
+}