projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 2bfe5fd1 | 1 | /* Machine-specific calling sequence for `mcount' profiling function. SuperH |
| b168057a | 2 | Copyright (C) 2001-2015 Free Software Foundation, Inc. |
| 2bfe5fd1 UD |
3 | Contributed by NIIBE Yutaka <gniibe@m17n.org> |
| 4 | This file is part of the GNU C Library. | |
| 5 | ||
| 6 | The GNU C Library is free software; you can redistribute it and/or | |
| 7 | modify it under the terms of the GNU Lesser General Public | |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the License, or (at your option) any later version. | |
| 10 | ||
| 11 | The GNU C Library is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | Lesser General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
| 18 | <http://www.gnu.org/licenses/>. */ | |
| 2bfe5fd1 UD |
19 | |
| 20 | #include <sysdep.h> | |
| 21 | ||
| 7b8e0d49 | 22 | .globl C_SYMBOL_NAME(_mcount) |
| b67e9372 | 23 | .type C_SYMBOL_NAME(_mcount),@function |
| db0a00d3 | 24 | cfi_startproc |
| 2bfe5fd1 UD |
25 | .align 5 |
| 26 | C_LABEL(_mcount) | |
| 27 | /* Save registers. */ | |
| 28 | mov.l r4,@-r15 | |
| db0a00d3 UD |
29 | cfi_adjust_cfa_offset (4) |
| 30 | cfi_rel_offset (r4, 0) | |
| 2bfe5fd1 | 31 | mov.l r5,@-r15 |
| db0a00d3 UD |
32 | cfi_adjust_cfa_offset (4) |
| 33 | cfi_rel_offset (r5, 0) | |
| 2bfe5fd1 | 34 | mov.l r6,@-r15 |
| db0a00d3 UD |
35 | cfi_adjust_cfa_offset (4) |
| 36 | cfi_rel_offset (r6, 0) | |
| 2bfe5fd1 | 37 | mov.l r7,@-r15 |
| db0a00d3 UD |
38 | cfi_adjust_cfa_offset (4) |
| 39 | cfi_rel_offset (r7, 0) | |
| 2bfe5fd1 | 40 | sts.l pr,@-r15 |
| db0a00d3 UD |
41 | cfi_adjust_cfa_offset (4) |
| 42 | cfi_rel_offset (pr, 0) | |
| 2bfe5fd1 UD |
43 | |
| 44 | mov.l @(20,r15),r4 | |
| 45 | sts pr,r5 | |
| 46 | ||
| 47 | #ifdef SHARED | |
| 48 | mov.l 0f,r1 | |
| 49 | mova 0f,r0 | |
| 50 | add r1,r0 | |
| 51 | mov.l 1f,r1 | |
| 52 | mov.l @(r0,r1),r1 | |
| 53 | #else | |
| 54 | mov.l 1f,r1 | |
| 55 | #endif | |
| 56 | jsr @r1 | |
| 57 | nop | |
| 58 | ||
| 59 | /* Pop the saved registers. */ | |
| 60 | lds.l @r15+,pr | |
| 65a4de4e CLT |
61 | cfi_adjust_cfa_offset (-4) |
| 62 | cfi_restore (pr) | |
| 2bfe5fd1 | 63 | mov.l @r15+,r7 |
| 65a4de4e CLT |
64 | cfi_adjust_cfa_offset (-4) |
| 65 | cfi_restore (r7) | |
| 2bfe5fd1 | 66 | mov.l @r15+,r6 |
| 65a4de4e CLT |
67 | cfi_adjust_cfa_offset (-4) |
| 68 | cfi_restore (r6) | |
| 2bfe5fd1 | 69 | mov.l @r15+,r5 |
| 65a4de4e CLT |
70 | cfi_adjust_cfa_offset (-4) |
| 71 | cfi_restore (r5) | |
| 2bfe5fd1 UD |
72 | rts |
| 73 | mov.l @r15+,r4 | |
| 65a4de4e | 74 | /* Omit CFI for restore in delay slot. */ |
| 2bfe5fd1 UD |
75 | |
| 76 | .align 2 | |
| 77 | #ifdef SHARED | |
| 78 | 0: .long _GLOBAL_OFFSET_TABLE_ | |
| 79 | 1: .long C_SYMBOL_NAME(__mcount_internal)@GOT | |
| 80 | #else | |
| 81 | 1: .long C_SYMBOL_NAME(__mcount_internal) | |
| 82 | #endif | |
| db0a00d3 | 83 | cfi_endproc |
| 2bfe5fd1 UD |
84 | ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(_mcount)) |
| 85 | ||
| 86 | #undef mcount | |
| 87 | weak_alias (_mcount, mcount) |