aboutsummaryrefslogtreecommitdiff
path: root/scripts/recordmcount.h
diff options
context:
space:
mode:
Diffstat (limited to 'scripts/recordmcount.h')
-rw-r--r--scripts/recordmcount.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/scripts/recordmcount.h b/scripts/recordmcount.h
index f40a6af6bf4..49b582a225b 100644
--- a/scripts/recordmcount.h
+++ b/scripts/recordmcount.h
@@ -163,11 +163,11 @@ static int mcount_adjust = 0;
static int MIPS_is_fake_mcount(Elf_Rel const *rp)
{
- static Elf_Addr old_r_offset;
+ static Elf_Addr old_r_offset = ~(Elf_Addr)0;
Elf_Addr current_r_offset = _w(rp->r_offset);
int is_fake;
- is_fake = old_r_offset &&
+ is_fake = (old_r_offset != ~(Elf_Addr)0) &&
(current_r_offset - old_r_offset == MIPS_FAKEMCOUNT_OFFSET);
old_r_offset = current_r_offset;
@@ -261,11 +261,13 @@ static unsigned get_mcountsym(Elf_Sym const *const sym0,
&sym0[Elf_r_sym(relp)];
char const *symname = &str0[w(symp->st_name)];
char const *mcount = gpfx == '_' ? "_mcount" : "mcount";
+ char const *fentry = "__fentry__";
if (symname[0] == '.')
++symname; /* ppc64 hack */
if (strcmp(mcount, symname) == 0 ||
- (altmcount && strcmp(altmcount, symname) == 0))
+ (altmcount && strcmp(altmcount, symname) == 0) ||
+ (strcmp(fentry, symname) == 0))
mcountsym = Elf_r_sym(relp);
return mcountsym;
@@ -462,7 +464,7 @@ __has_rel_mcount(Elf_Shdr const *const relhdr, /* is SHT_REL or SHT_RELA */
succeed_file();
}
if (w(txthdr->sh_type) != SHT_PROGBITS ||
- !(w(txthdr->sh_flags) & SHF_EXECINSTR))
+ !(_w(txthdr->sh_flags) & SHF_EXECINSTR))
return NULL;
return txtname;
}