diff options
Diffstat (limited to 'ldso/ldso')
| -rw-r--r-- | ldso/ldso/ldso.c | 3 | ||||
| -rw-r--r-- | ldso/ldso/powerpc/dl-startup.h | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c index f68f703ec..80dcf2593 100644 --- a/ldso/ldso/ldso.c +++ b/ldso/ldso/ldso.c @@ -59,6 +59,9 @@ char *_dl_debug_bindings = 0; int _dl_debug_file = 2; #endif +/* Needed for standalone execution. */ +unsigned long attribute_hidden _dl_skip_args = 0; + #include "dl-startup.c" /* Forward function declarations */ static int _dl_suid_ok(void); diff --git a/ldso/ldso/powerpc/dl-startup.h b/ldso/ldso/powerpc/dl-startup.h index d86dd13c7..6fdf74301 100644 --- a/ldso/ldso/powerpc/dl-startup.h +++ b/ldso/ldso/powerpc/dl-startup.h @@ -19,6 +19,12 @@ asm( " bl _GLOBAL_OFFSET_TABLE_-4@local\n" /* Put our GOT pointer in r31, */ " mflr 31\n" " addi 1,1,16\n" /* Restore SP */ + " lwz 7,_dl_skip_args@got(31)\n" /* load EA of _dl_skip_args */ + " lwz 7,0(7)\n" /* Load word from _dl_skip_args */ + " lwz 8,0(1)\n" /* Load argc from stack */ + " subf 8,7,8\n" /* Subtract _dl_skip_args from argc. */ + " slwi 7,7,2\n" /* Multiply by 4 */ + " stwux 8,1,7\n" /* Adjust the stack pointer to skip _dl_skip_args words and store adjusted argc on stack. */ #if 0 /* Try beeing SVR4 ABI compliant?, even though it is not needed for uClibc on Linux */ /* argc */ |