diff options
Diffstat (limited to 'disas')
| -rw-r--r-- | disas/nios2.c | 73 |
1 files changed, 28 insertions, 45 deletions
diff --git a/disas/nios2.c b/disas/nios2.c index c3e8214..98ac07d 100644 --- a/disas/nios2.c +++ b/disas/nios2.c @@ -3478,54 +3478,37 @@ nios2_disassemble (bfd_vma address, unsigned long opcode, instruction word at the address given, and prints the disassembled instruction on the stream info->stream using info->fprintf_func. */ -static int -print_insn_nios2 (bfd_vma address, disassemble_info *info, - enum bfd_endian endianness) +int print_insn_nios2(bfd_vma address, disassemble_info *info) { - bfd_byte buffer[INSNLEN]; - int status; - - status = (*info->read_memory_func) (address, buffer, INSNLEN, info); - if (status == 0) - { - unsigned long insn; - if (endianness == BFD_ENDIAN_BIG) - insn = (unsigned long) bfd_getb32 (buffer); - else - insn = (unsigned long) bfd_getl32 (buffer); - return nios2_disassemble (address, insn, info); + bfd_byte buffer[INSNLEN]; + int status; + + status = (*info->read_memory_func)(address, buffer, INSNLEN, info); + if (status == 0) { + unsigned long insn; + if (info->endian == BFD_ENDIAN_BIG) { + insn = (unsigned long) bfd_getb32(buffer); + } else { + insn = (unsigned long) bfd_getl32(buffer); + } + return nios2_disassemble(address, insn, info); } - /* We might have a 16-bit R2 instruction at the end of memory. Try that. */ - if (info->mach == bfd_mach_nios2r2) - { - status = (*info->read_memory_func) (address, buffer, 2, info); - if (status == 0) - { - unsigned long insn; - if (endianness == BFD_ENDIAN_BIG) - insn = (unsigned long) bfd_getb16 (buffer); - else - insn = (unsigned long) bfd_getl16 (buffer); - return nios2_disassemble (address, insn, info); - } + /* We might have a 16-bit R2 instruction at the end of memory. Try that. */ + if (info->mach == bfd_mach_nios2r2) { + status = (*info->read_memory_func)(address, buffer, 2, info); + if (status == 0) { + unsigned long insn; + if (info->endian == BFD_ENDIAN_BIG) { + insn = (unsigned long) bfd_getb16(buffer); + } else { + insn = (unsigned long) bfd_getl16(buffer); + } + return nios2_disassemble(address, insn, info); + } } - /* If we got here, we couldn't read anything. */ - (*info->memory_error_func) (status, address, info); - return -1; -} - -/* These two functions are the main entry points, accessed from - disassemble.c. */ -int -print_insn_big_nios2 (bfd_vma address, disassemble_info *info) -{ - return print_insn_nios2 (address, info, BFD_ENDIAN_BIG); -} - -int -print_insn_little_nios2 (bfd_vma address, disassemble_info *info) -{ - return print_insn_nios2 (address, info, BFD_ENDIAN_LITTLE); + /* If we got here, we couldn't read anything. */ + (*info->memory_error_func)(status, address, info); + return -1; } |