MatCat.OpenSource/8sa1-binutils-gdb
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Re: Enhance the disassembler

Browse Source 
PR 24907
	* objdump.c (disassemble_bytes): Adjust code to avoid overlong
	lines.  Correct max_reloc_offset_into_insn test.
This commit is contained in:
Alan Modra 2019-09-11 17:33:00 +09:30
parent 075a2b89c7
commit 0a4632b563
2 changed files with 13 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
binutils/ChangeLog
View File

@ -1,3 +1,9 @@
2019-09-11 Alan Modra <amodra@gmail.com>
PR 24907
* objdump.c (disassemble_bytes): Adjust code to avoid overlong
lines. Correct max_reloc_offset_into_insn test.
2019-09-10 Nick Clifton <nickc@redhat.com> 2019-09-10 Nick Clifton <nickc@redhat.com>
PR 24907 PR 24907

11
binutils/objdump.c
View File

@ -1994,12 +1994,15 @@ disassemble_bytes (struct disassemble_info * inf,
{ {
bfd_signed_vma distance_to_rel; bfd_signed_vma distance_to_rel;
int insn_size = 0; int insn_size = 0;
int max_reloc_offset
= aux->abfd->arch_info->max_reloc_offset_into_insn;
distance_to_rel = (**relppp)->address distance_to_rel = ((**relppp)->address - rel_offset
- (rel_offset + addr_offset); - addr_offset);
if (distance_to_rel > 0 if (distance_to_rel > 0
&& aux->abfd->arch_info->max_reloc_offset_into_insn <= distance_to_rel) && (max_reloc_offset < 0
|| distance_to_rel <= max_reloc_offset))
{ {
/* This reloc *might* apply to the current insn, /* This reloc *might* apply to the current insn,
starting somewhere inside it. Discover the length starting somewhere inside it. Discover the length
@ -2029,7 +2032,7 @@ disassemble_bytes (struct disassemble_info * inf,
the instruction that we are about to disassemble. */ the instruction that we are about to disassemble. */
if (distance_to_rel == 0 if (distance_to_rel == 0
|| (distance_to_rel > 0 || (distance_to_rel > 0
&& distance_to_rel < (bfd_signed_vma) (insn_size / opb))) && distance_to_rel < insn_size / (int) opb))
{ {
inf->flags |= INSN_HAS_RELOC; inf->flags |= INSN_HAS_RELOC;
aux->reloc = **relppp; aux->reloc = **relppp;