diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/s390-64/syscall.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/syscall.S | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S index 024ce98a5e..c8b2650115 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S +++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2016 Free Software Foundation, Inc. +/* Copyright (C) 2001-2018 Free Software Foundation, Inc. Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com). This file is part of the GNU C Library. @@ -49,20 +49,14 @@ ENTRY (syscall) lg %r6,320(%r15) /* Fifth parameter. */ lg %r7,328(%r15) /* Sixth parameter. */ - basr %r8,0 -0: clg %r1,4f-0b(%r8) /* svc number < 256? */ - jl 2f -1: svc 0 - j 3f -2: ex %r1,1b-0b(%r8) /* lsb of R1 is subsituted as SVC number */ -3: lg %r15,0(%r15) /* load back chain */ + svc 0 + lg %r15,0(%r15) /* Load back chain. */ cfi_adjust_cfa_offset (-160) - lmg %r6,15,48(%r15) /* Load registers. */ + lmg %r6,%r15,48(%r15) /* Load registers. */ lghi %r0,-4095 clgr %r2,%r0 /* Check R2 for error. */ jgnl SYSCALL_ERROR_LABEL br %r14 /* Return to caller. */ -4: .quad 256 PSEUDO_END (syscall) |