2012-05-23 Cary Coutant <ccoutant@google.com>
+ * layout.cc (Layout::section_name_mapping): Add rules to handle
+ exact match on .data.rel.ro.local or .data.rel.ro.
+ (Layout::output_section_name): Check for exact matches.
+
+2012-05-23 Cary Coutant <ccoutant@google.com>
+
* layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
more carefully.
// based on the GNU linker default ELF linker script.
#define MAPPING_INIT(f, t) { f, sizeof(f) - 1, t, sizeof(t) - 1 }
+#define MAPPING_INIT_EXACT(f, t) { f, 0, t, sizeof(t) - 1 }
const Layout::Section_name_mapping Layout::section_name_mapping[] =
{
MAPPING_INIT(".text.", ".text"),
MAPPING_INIT(".rodata.", ".rodata"),
MAPPING_INIT(".data.rel.ro.local.", ".data.rel.ro.local"),
+ MAPPING_INIT_EXACT(".data.rel.ro.local", ".data.rel.ro.local"),
MAPPING_INIT(".data.rel.ro.", ".data.rel.ro"),
+ MAPPING_INIT_EXACT(".data.rel.ro", ".data.rel.ro"),
MAPPING_INIT(".data.", ".data"),
MAPPING_INIT(".bss.", ".bss"),
MAPPING_INIT(".tdata.", ".tdata"),
MAPPING_INIT(".gnu.linkonce.armexidx.", ".ARM.exidx"),
};
#undef MAPPING_INIT
+#undef MAPPING_INIT_EXACT
const int Layout::section_name_mapping_count =
(sizeof(Layout::section_name_mapping)
const Section_name_mapping* psnm = section_name_mapping;
for (int i = 0; i < section_name_mapping_count; ++i, ++psnm)
{
- if (strncmp(name, psnm->from, psnm->fromlen) == 0)
+ if (psnm->fromlen > 0)
{
- *plen = psnm->tolen;
- return psnm->to;
+ if (strncmp(name, psnm->from, psnm->fromlen) == 0)
+ {
+ *plen = psnm->tolen;
+ return psnm->to;
+ }
+ }
+ else
+ {
+ if (strcmp(name, psnm->from) == 0)
+ {
+ *plen = psnm->tolen;
+ return psnm->to;
+ }
}
}