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Merge "Don't zero r1 on entry to the dynamic linker."

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Elliott Hughes 2014-07-09 16:25:10 +00:00 committed by Gerrit Code Review
commit c4c6789362
3 changed files with 8 additions and 18 deletions
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22
linker/arch/arm/begin.S
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@ -26,20 +26,12 @@
* SUCH DAMAGE.
*/
.text
.align 4
.type _start,#function
.globl _start
#include <private/bionic_asm.h>
_start:
mov r0, sp
mov r1, #0
bl __linker_init
ENTRY(_start)
mov r0, sp
bl __linker_init
/* linker init returns the _entry address in the main image */
mov pc, r0
.section .ctors, "wa"
.globl __CTOR_LIST__
__CTOR_LIST__:
.long -1
/* linker init returns the _entry address in the main image */
mov pc, r0
END(_start)

3
linker/arch/arm64/begin.S
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@ -30,8 +30,7 @@
ENTRY(_start)
mov x0, sp
mov x1, xzr
bl __linker_init
bl __linker_init
/* linker init returns the _entry address in the main image */
br x0

1
linker/arch/x86_64/begin.S
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@ -29,7 +29,6 @@
#include <private/bionic_asm.h>
ENTRY(_start)
/* Pass elfdata to __linker_init. */
mov %rsp, %rdi
call __linker_init