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Diffstat (limited to 'csu/libc-start.c')
-rw-r--r--csu/libc-start.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/csu/libc-start.c b/csu/libc-start.c
index c2dd1593eb..6720617188 100644
--- a/csu/libc-start.c
+++ b/csu/libc-start.c
@@ -108,6 +108,8 @@ apply_irel (void)
# define ARCH_INIT_CPU_FEATURES()
#endif
+#include <libc-start.h>
+
STATIC int LIBC_START_MAIN (int (*main) (int, char **, char **
MAIN_AUXVEC_DECL),
int argc,
@@ -189,11 +191,16 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
ARCH_INIT_CPU_FEATURES ();
/* Perform IREL{,A} relocations. */
- apply_irel ();
+ ARCH_SETUP_IREL ();
/* The stack guard goes into the TCB, so initialize it early. */
__libc_setup_tls ();
+ /* In some architectures, IREL{,A} relocations happen after TLS setup in
+ order to let IFUNC resolvers benefit from TCB information, e.g. powerpc's
+ hwcap and platform fields available in the TCB. */
+ ARCH_APPLY_IREL ();
+
/* Set up the stack checker's canary. */
uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard (_dl_random);
# ifdef THREAD_SET_STACK_GUARD
@@ -224,7 +231,7 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
__pointer_chk_guard_local = pointer_chk_guard;
# endif
-#endif
+#endif /* !SHARED */
/* Register the destructor of the dynamic linker if there is any. */
if (__glibc_likely (rtld_fini != NULL))