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Merge "Use the stmdb instead of str to save the fn/arg"

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Elliott Hughes 2014-12-10 18:53:47 +00:00 committed by Gerrit Code Review
commit 0952a5540e
1 changed files with 2 additions and 4 deletions
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6
libc/arch-arm/bionic/__bionic_clone.S
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@ -43,8 +43,7 @@ ENTRY(__bionic_clone)
ldmfd ip, {r4, r5, r6} ldmfd ip, {r4, r5, r6}
# store 'fn' and 'arg' to the child stack # store 'fn' and 'arg' to the child stack
str r5, [r1, #-4] stmdb r1!, {r5, r6}
str r6, [r1, #-8]
# System call # System call
ldr r7, =__NR_clone ldr r7, =__NR_clone
@ -62,8 +61,7 @@ ENTRY(__bionic_clone)
1: # The child. 1: # The child.
# Setting lr to 0 will make the unwinder stop at __start_thread # Setting lr to 0 will make the unwinder stop at __start_thread
mov lr, #0 mov lr, #0
ldr r0, [sp, #-4] pop {r0, r1}
ldr r1, [sp, #-8]
b __start_thread b __start_thread
END(__bionic_clone) END(__bionic_clone)
.hidden __bionic_clone .hidden __bionic_clone