diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/sh/syscall.S')
| -rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/sh/syscall.S | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/sh/syscall.S b/REORG.TODO/sysdeps/unix/sysv/linux/sh/syscall.S new file mode 100644 index 0000000000..af1695bc44 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/sh/syscall.S @@ -0,0 +1,43 @@ +/* Copyright (C) 2000-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +ENTRY (__syscall) + mov r4, r3 // syscall number + mov r5, r4 // p1 + mov r6, r5 // p2 + mov r7, r6 // p3 + mov.l @r15, r7 // p4 + mov.l @(4,r15), r0 // p5 + mov.l @(8,r15), r1 // p6 + mov.l @(12,r15), r2 // p7 + trapa #0x17 + mov r0, r1 + mov #-12, r2 + shad r2, r1 + not r1, r1 // r1=0 means r0 = -1 to -4095 + tst r1, r1 // i.e. error in linux + bf .Lpseudo_end + SYSCALL_ERROR_HANDLER +.Lpseudo_end: + rts + nop + +PSEUDO_END (__syscall) + +weak_alias (__syscall, syscall) |