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authorAlan Modra <amodra@gmail.com>2019-10-14 13:54:09 +1030
committerAlan Modra <amodra@gmail.com>2019-10-14 16:47:13 +1030
commit6ce9ba7afcc64217e008d3b51f8c7ef4c496957e (patch)
tree1f2ea7a9e33a46bc58c3cfadc7a2a42ae3aafcdc /binutils/objcopy.c
parent47f6ff2f9e679cd1f7af6fecbba5f62daf3bee95 (diff)
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qsort: objcopy.c section sort
* objcopy.c (compare_section_lma): Correct comment. Dereference section pointer earlier and lose unnecessary const. Style fixes. Add final sort by id.
Diffstat (limited to 'binutils/objcopy.c')
-rw-r--r--binutils/objcopy.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index 8f74beb..bc9d75d 100644
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -4256,20 +4256,20 @@ get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg)
++(*secppp);
}
-/* Sort sections by VMA. This is called via qsort, and is used when
+/* Sort sections by LMA. This is called via qsort, and is used when
--gap-fill or --pad-to is used. We force non loadable or empty
sections to the front, where they are easier to ignore. */
static int
compare_section_lma (const void *arg1, const void *arg2)
{
- const asection *const *sec1 = (const asection * const *) arg1;
- const asection *const *sec2 = (const asection * const *) arg2;
+ const asection *sec1 = *(const asection **) arg1;
+ const asection *sec2 = *(const asection **) arg2;
flagword flags1, flags2;
/* Sort non loadable sections to the front. */
- flags1 = (*sec1)->flags;
- flags2 = (*sec2)->flags;
+ flags1 = sec1->flags;
+ flags2 = sec2->flags;
if ((flags1 & SEC_HAS_CONTENTS) == 0
|| (flags1 & SEC_LOAD) == 0)
{
@@ -4285,17 +4285,21 @@ compare_section_lma (const void *arg1, const void *arg2)
}
/* Sort sections by LMA. */
- if ((*sec1)->lma > (*sec2)->lma)
+ if (sec1->lma > sec2->lma)
return 1;
- else if ((*sec1)->lma < (*sec2)->lma)
+ if (sec1->lma < sec2->lma)
return -1;
/* Sort sections with the same LMA by size. */
- if (bfd_section_size (*sec1) > bfd_section_size (*sec2))
+ if (bfd_section_size (sec1) > bfd_section_size (sec2))
return 1;
- else if (bfd_section_size (*sec1) < bfd_section_size (*sec2))
+ if (bfd_section_size (sec1) < bfd_section_size (sec2))
return -1;
+ if (sec1->id > sec2->id)
+ return 1;
+ if (sec1->id < sec2->id)
+ return -1;
return 0;
}