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m68k: use PIC for Scrt1.o

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Andreas Schwab 2013-10-08 20:59:47 +02:00
parent e7044ea76b
commit ed4c993944
2 changed files with 25 additions and 0 deletions
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4
ports/ChangeLog.m68k
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@ -1,3 +1,7 @@
2013-10-08 Andreas Schwab <schwab@suse.de>
* sysdeps/m68k/start.S [SHARED]: Use PIC.
2013-09-20 Andreas Schwab <schwab@linux-m68k.org> 2013-09-20 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/m68k/ffs.c (__ffs): Define as hidden. * sysdeps/m68k/ffs.c (__ffs): Define as hidden.

21
ports/sysdeps/m68k/start.S
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@ -52,6 +52,8 @@
NULL NULL
*/ */
#include <sysdep.h>
.text .text
.globl _start .globl _start
.type _start,@function .type _start,@function
@ -74,6 +76,24 @@ _start:
pea (%a1) /* Push address of the shared library pea (%a1) /* Push address of the shared library
termination function. */ termination function. */
#ifdef SHARED
/* Load PIC register. */
LOAD_GOT (%a5)
/* Push the address of our own entry points to `.fini' and
`.init'. */
move.l __libc_csu_fini@GOT(%a5), -(%sp)
move.l __libc_csu_init@GOT(%a5), -(%sp)
pea (%a0) /* Push second argument: argv. */
move.l %d0, -(%sp) /* Push first argument: argc. */
move.l main@GOT(%a5), -(%sp)
/* Call the user's main function, and exit with its value. But
let the libc call main. */
jbsr __libc_start_main@PLT
#else
/* Push the address of our own entry points to `.fini' and /* Push the address of our own entry points to `.fini' and
`.init'. */ `.init'. */
pea __libc_csu_fini pea __libc_csu_fini
@ -87,6 +107,7 @@ _start:
/* Call the user's main function, and exit with its value. But /* Call the user's main function, and exit with its value. But
let the libc call main. */ let the libc call main. */
jbsr __libc_start_main jbsr __libc_start_main
#endif
illegal /* Crash if somehow `exit' does return. */ illegal /* Crash if somehow `exit' does return. */