(pthread_barrier_wait): Don't save, load, and restore %esi for last thread.

[kopensolaris-gnu/glibc.git] / nptl / sysdeps / unix / sysv / linux / i386 / i486 / sem_post.S

diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_post.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_post.S
index 8704b79..23f3305 100644 (file)
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_post.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_post.S
@@ -39,15 +39,13 @@
        .type   __new_sem_post,@function
        .align  16
 __new_sem_post:
-       pushl   %esi
        pushl   %ebx
 
-       movl    12(%esp), %ebx
+       movl    8(%esp), %ebx
        movl    $1, %edx
        LOCK
        xaddl   %edx, (%ebx)
 
-       xorl    %esi, %esi
        movl    $SYS_futex, %eax
        movl    $FUTEX_WAKE, %ecx
        incl    %edx
@@ -58,7 +56,6 @@ __new_sem_post:
 
        xorl    %eax, %eax
        popl    %ebx
-       popl    %esi
        ret
 
 1:
@@ -80,7 +77,6 @@ __new_sem_post:
 
        orl     $-1, %eax
        popl    %ebx
-       popl    %esi
        ret
        .size   __new_sem_post,.-__new_sem_post
        .symver __new_sem_post, sem_post@@GLIBC_2.1