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688903eb | 1 | /* Copyright (C) 1992-2018 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | Contributed by Brendan Kehoe (brendan@zen.org). | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
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16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #include <sysdeps/unix/mips/sysdep.h> | |
20 | ||
21 | /* Note that while it's better structurally, going back to call __syscall_error | |
22 | can make things confusing if you're debugging---it looks like it's jumping | |
23 | backwards into the previous fn. */ | |
24 | #ifdef __PIC__ | |
25 | #define PSEUDO(name, syscall_name, args) \ | |
26 | .align 2; \ | |
43301bd3 | 27 | .set nomips16; \ |
aea7a9b9 | 28 | cfi_startproc; \ |
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29 | 99: la t9,__syscall_error; \ |
30 | jr t9; \ | |
aea7a9b9 | 31 | cfi_endproc; \ |
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32 | ENTRY(name) \ |
33 | .set noreorder; \ | |
34 | .cpload t9; \ | |
35 | li v0, SYS_ify(syscall_name); \ | |
36 | syscall; \ | |
37 | .set reorder; \ | |
38 | bne a3, zero, 99b; \ | |
39 | L(syse1): | |
40 | #else | |
41 | #define PSEUDO(name, syscall_name, args) \ | |
42 | .set noreorder; \ | |
43301bd3 | 43 | .set nomips16; \ |
ef055a74 | 44 | .align 2; \ |
aea7a9b9 | 45 | cfi_startproc; \ |
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46 | 99: j __syscall_error; \ |
47 | nop; \ | |
aea7a9b9 | 48 | cfi_endproc; \ |
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49 | ENTRY(name) \ |
50 | .set noreorder; \ | |
51 | li v0, SYS_ify(syscall_name); \ | |
52 | syscall; \ | |
53 | .set reorder; \ | |
54 | bne a3, zero, 99b; \ | |
55 | L(syse1): | |
56 | #endif |