projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| d4697bc9 | 1 | /* Copyright (C) 2000-2014 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
| 3 | ||
| 4 | The GNU C Library is free software; you can redistribute it and/or | |
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5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either | |
| 7 | version 2.1 of the License, or (at your option) any later version. | |
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8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 41bdb6e2 | 12 | Lesser General Public License for more details. |
| 876f9634 | 13 | |
| 41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
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15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
| 18 | #include <sysdep.h> | |
| 19 | ||
| 20 | ENTRY (__syscall) | |
| 21 | mov r4, r3 // syscall number | |
| 22 | mov r5, r4 // p1 | |
| 23 | mov r6, r5 // p2 | |
| 24 | mov r7, r6 // p3 | |
| 25 | mov.l @r15, r7 // p4 | |
| 26 | mov.l @(4,r15), r0 // p5 | |
| 27 | mov.l @(8,r15), r1 // p6 | |
| 28 | mov.l @(12,r15), r2 // p7 | |
| 29 | trapa #0x17 | |
| 30 | mov r0, r1 | |
| 31 | mov #-12, r2 | |
| 32 | shad r2, r1 | |
| 33 | not r1, r1 // r1=0 means r0 = -1 to -4095 | |
| 34 | tst r1, r1 // i.e. error in linux | |
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35 | bf .Lpseudo_end |
| 36 | SYSCALL_ERROR_HANDLER | |
| 37 | .Lpseudo_end: | |
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38 | rts |
| 39 | nop | |
| 40 | ||
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41 | PSEUDO_END (__syscall) |
| 42 | ||
| 43 | weak_alias (__syscall, syscall) |