diff options
Diffstat (limited to 'sysdeps/unix/mips/mips32/sysdep.h')
| -rw-r--r-- | sysdeps/unix/mips/mips32/sysdep.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/sysdeps/unix/mips/mips32/sysdep.h b/sysdeps/unix/mips/mips32/sysdep.h new file mode 100644 index 0000000000..1a2431c8ee --- /dev/null +++ b/sysdeps/unix/mips/mips32/sysdep.h @@ -0,0 +1,56 @@ +/* Copyright (C) 1992-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + 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 <sysdeps/unix/mips/sysdep.h> + +/* Note that while it's better structurally, going back to call __syscall_error + can make things confusing if you're debugging---it looks like it's jumping + backwards into the previous fn. */ +#ifdef __PIC__ +#define PSEUDO(name, syscall_name, args) \ + .align 2; \ + .set nomips16; \ + cfi_startproc; \ + 99: la t9,__syscall_error; \ + jr t9; \ + cfi_endproc; \ + ENTRY(name) \ + .set noreorder; \ + .cpload t9; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, 99b; \ +L(syse1): +#else +#define PSEUDO(name, syscall_name, args) \ + .set noreorder; \ + .set nomips16; \ + .align 2; \ + cfi_startproc; \ + 99: j __syscall_error; \ + nop; \ + cfi_endproc; \ + ENTRY(name) \ + .set noreorder; \ + li v0, SYS_ify(syscall_name); \ + syscall; \ + .set reorder; \ + bne a3, zero, 99b; \ +L(syse1): +#endif |