/* Copyright (C) 1992-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Alexandre Oliva . 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 . */ #include #ifdef __ASSEMBLER__ /* 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:; \ .set noat; \ .cpsetup t9, $1, name; \ cfi_register (gp, $1); \ .set at; \ la t9,__syscall_error; \ .cpreturn; \ cfi_restore (gp); \ jr t9; \ cfi_endproc; \ ENTRY(name) \ li v0, SYS_ify(syscall_name); \ syscall; \ bne a3, zero, 99b; \ L(syse1): #else #define PSEUDO(name, syscall_name, args) \ .set noreorder; \ .align 2; \ .set nomips16; \ 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 #endif