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Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/brk.S')
-rw-r--r--sysdeps/unix/sysv/linux/alpha/brk.S12
1 files changed, 10 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/brk.S b/sysdeps/unix/sysv/linux/alpha/brk.S
index f44686b9a4..74fef64f64 100644
--- a/sysdeps/unix/sysv/linux/alpha/brk.S
+++ b/sysdeps/unix/sysv/linux/alpha/brk.S
@@ -37,8 +37,9 @@ __curbrk: .skip 8
#endif
.text
-LEAF(__brk, 0)
+LEAF(__brk, 8)
ldgp gp, 0(t12)
+ subq sp, 8, sp
#ifdef PROF
.set noat
lda AT, _mcount
@@ -47,9 +48,14 @@ LEAF(__brk, 0)
#endif
.prologue 1
+ /* Save the requested brk across the system call. */
+ stq a0, 0(sp)
+
ldiq v0, __NR_brk
call_pal PAL_callsys
+ ldq a0, 0(sp)
+
/* Be prepared for an OSF-style brk. */
bne a3, $err1
beq v0, $ok
@@ -62,11 +68,13 @@ LEAF(__brk, 0)
/* Update __curbrk and return cleanly. */
mov zero, v0
$ok: stq a0, __curbrk
+ addq sp, 8, sp
ret
/* What a horrible way to die. */
$err0: ldi v0, ENOMEM
-$err1: jmp zero, __syscall_error
+$err1: addq sp, 8, sp
+ jmp zero, __syscall_error
END(__brk)