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tcc_relocate: return error and remove unused code

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This commit is contained in:
grischka 2009-04-18 13:14:07 +02:00
parent d36fea34e3
commit 73ba078d2f
1 changed files with 5 additions and 18 deletions
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23
tcc.c
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@ -10315,9 +10315,9 @@ int tcc_relocate(TCCState *s1, void *ptr)
unsigned long offset, length, mem;
int i;
s1->nb_errors = 0;
if (0 == s1->runtime_added) {
s1->runtime_added = 1;
s1->nb_errors = 0;
#ifdef TCC_TARGET_PE
pe_add_runtime(s1);
relocate_common_syms();
@ -10328,28 +10328,15 @@ int tcc_relocate(TCCState *s1, void *ptr)
tcc_add_linker_symbols(s1);
build_got_entries(s1);
#endif
s1->runtime_added = 1;
}
offset = 0;
mem = (unsigned long)ptr;
offset = 0, mem = (unsigned long)ptr;
for(i = 1; i < s1->nb_sections; i++) {
s = s1->sections[i];
if (0 == (s->sh_flags & SHF_ALLOC))
continue;
length = s->data_offset;
if (0 == mem) {
s->sh_addr = 0;
} else if (1 == mem) {
/* section are relocated in place.
We also alloc the bss space */
if (s->sh_type == SHT_NOBITS)
s->data = tcc_malloc(length);
s->sh_addr = (unsigned long)s->data;
} else {
/* sections are relocated to new memory */
s->sh_addr = (mem + offset + 15) & ~15;
}
s->sh_addr = mem ? (mem + offset + 15) & ~15 : 0;
offset = (offset + length + 15) & ~15;
}
@ -10385,7 +10372,7 @@ int tcc_relocate(TCCState *s1, void *ptr)
ptr = (void*)s->sh_addr;
if (NULL == s->data || s->sh_type == SHT_NOBITS)
memset(ptr, 0, length);
else if (ptr != s->data)
else
memcpy(ptr, s->data, length);
/* mark executable sections as executable in memory */
if (s->sh_flags & SHF_EXECINSTR)