diff options
Diffstat (limited to 'sysdeps/hppa/elf')
| -rw-r--r-- | sysdeps/hppa/elf/start.S | 72 |
1 files changed, 48 insertions, 24 deletions
diff --git a/sysdeps/hppa/elf/start.S b/sysdeps/hppa/elf/start.S index 4cf832a2f6..94edeaa212 100644 --- a/sysdeps/hppa/elf/start.S +++ b/sysdeps/hppa/elf/start.S @@ -34,16 +34,27 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ - .text - - .align 4 - .import main, code .import $global$, data .import __libc_start_main, code .import __libc_csu_fini, code .import __libc_csu_init, code + /* Have the linker create plabel words + so we get PLABEL32 relocs and not 21/14 */ + .section .rodata + .align 4 +.Lpmain: + .word P%main +.Lp__libc_start_main: + .word P%__libc_start_main +.Lp__libc_csu_fini: + .word P%__libc_csu_fini +.Lp__libc_csu_init: + .word P%__libc_csu_init + + .text + .align 4 .globl _start .export _start, ENTRY .type _start,@function @@ -52,28 +63,41 @@ _start: .proc .callinfo - /* load main */ - ldil LP%main, %r26 - ldo RP%main(%r26), %r26 - - /* argc and argv should be in 25 and 24 */ - /* Expand the stack to store the 5th through 7th args */ ldo 64(%sp), %sp - - /* void (*rtld_fini) (void) (actually the 6th arg) */ - stw %r23, -56(%sp) - - /* void (*init) (void) */ - ldil LP%__libc_csu_init, %r23 - ldo RP%__libc_csu_init(%r23), %r23 - - /* void (*fini) (void) */ - ldil LP%__libc_csu_fini, %r22 - ldo RP%__libc_csu_fini(%r22), %r22 + /* TODO: Follow ABI? Place more things on the stack here... */ + +#if SHARED + /* load main (1st argument) */ + addil LR'.Lpmain, %r19 + ldw RR'.Lpmain(%r1), %r26 + ldw 0(%r26),%r26 + /* argc and argv should be in 25 and 24 (2nd and 3rd argument) */ + /* void (*init) (void) (4th argument) */ + addil LR'.Lp__libc_csu_init, %r19 + ldw RR'.Lp__libc_csu_init(%r1), %r23 + ldw 0(%r23), %r23 + /* void (*fini) (void) (5th argument) */ + addil LR'.Lp__libc_csu_fini, %r19 + ldw RR'.Lp__libc_csu_fini(%r1), %r22 + ldw 0(%r22), %r22 +#else + /* load main (1st argument) */ + ldil LR'.Lpmain, %r26 + ldw RR'.Lpmain(%r26), %r26 + /* argc and argv should be in 25 and 24 (2nd and 3rd argument) */ + /* void (*init) (void) (4th argument) */ + ldil LR'.Lp__libc_csu_init, %r23 + ldw RR'.Lp__libc_csu_init(%r23), %r23 + /* void (*fini) (void) (5th argument) */ + ldil LR'.Lp__libc_csu_fini, %r22 + ldw RR'.Lp__libc_csu_fini(%r22), %r22 +#endif + /* Store 5th argument */ stw %r22, -52(%sp) - - /* void *stack_end */ + /* void (*rtld_fini) (void) (6th argument) */ + stw %r23, -56(%sp) + /* void *stack_end (7th argument) */ stw %sp, -60(%sp) /* load global */ @@ -83,7 +107,7 @@ _start: bl __libc_start_main,%r2 nop /* die horribly if it returned (it shouldn't) */ - iitlbp %r0,(%r0) + iitlbp %r0,(%sr0,%r0) nop .procend |