projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 04277e02 | 1 | /* Copyright (C) 2000-2019 Free Software Foundation, Inc. |
| 6b2cc2fa UD |
2 | This file is part of the GNU C Library. |
| 3 | Contributed by Richard Henderson <rth@redhat.com>. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 3214b89b AJ |
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. | |
| 6b2cc2fa UD |
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 | |
| 3214b89b | 13 | Lesser General Public License for more details. |
| 6b2cc2fa | 14 | |
| 3214b89b | 15 | You should have received a copy of the GNU Lesser General Public |
| ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 6b2cc2fa UD |
18 | |
| 19 | /* Copy SRC to DEST returning the address of the terminating 0 in DEST. */ | |
| 20 | ||
| 21 | #include <sysdep.h> | |
| 22 | ||
| 23 | .arch ev6 | |
| 24 | .set noreorder | |
| 25 | .set noat | |
| 26 | .text | |
| 27 | ||
| 28 | ENTRY(__stpcpy) | |
| 29 | ldgp gp, 0(pv) | |
| 30 | #ifdef PROF | |
| 31 | lda AT, _mcount | |
| 32 | jsr AT, (AT), _mcount | |
| 33 | #endif | |
| 34 | .prologue 1 | |
| 35 | ||
| 36 | .align 4 | |
| 37 | mov a0, v0 | |
| 38 | nop | |
| 39 | jsr t9, __stxcpy | |
| 40 | ||
| 41 | # t8 = bitmask (with one bit set) indicating the last byte written | |
| 42 | # a0 = unaligned address of the last *word* written | |
| 43 | ||
| 44 | cttz t8, t8 | |
| 45 | andnot a0, 7, a0 | |
| 46 | addq a0, t8, v0 | |
| 47 | ret | |
| 48 | ||
| 49 | END(__stpcpy) | |
| 50 | ||
| 51 | weak_alias (__stpcpy, stpcpy) | |
| e5d48d74 | 52 | libc_hidden_def (__stpcpy) |
| 8a9a971c | 53 | libc_hidden_builtin_def (stpcpy) |