projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 5625b943 DJ |
1 | /* Unwinder test program. |
| 2 | ||
| 88b9d363 | 3 | Copyright 2006-2022 Free Software Foundation, Inc. |
| 5625b943 DJ |
4 | |
| 5 | This file is part of GDB. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
| 5625b943 | 10 | (at your option) any later version. |
| a9762ec7 | 11 | |
| 5625b943 DJ |
12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| a9762ec7 | 16 | |
| 5625b943 | 17 | You should have received a copy of the GNU General Public License |
| a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 5625b943 DJ |
19 | |
| 20 | #ifdef SYMBOL_PREFIX | |
| 21 | #define SYMBOL(str) SYMBOL_PREFIX #str | |
| 22 | #else | |
| 23 | #define SYMBOL(str) #str | |
| 24 | #endif | |
| 25 | ||
| 26 | void gdb2029 (void); | |
| 8f1a8fc4 | 27 | void optimized_1 (void); |
| 5625b943 DJ |
28 | |
| 29 | int | |
| 30 | main (void) | |
| 31 | { | |
| 32 | gdb2029 (); | |
| 4e463ff5 | 33 | optimized_1 (); |
| 5625b943 DJ |
34 | return 0; |
| 35 | } | |
| 36 | ||
| 4e463ff5 DJ |
37 | void |
| 38 | optimized_1_marker (void) | |
| 39 | { | |
| 40 | } | |
| 41 | ||
| 42 | void | |
| 43 | gdb2029_marker (void) | |
| 44 | { | |
| 45 | } | |
| 46 | ||
| 5625b943 DJ |
47 | /* A typical PIC prologue from GCC. */ |
| 48 | ||
| 49 | asm(".text\n" | |
| 4e463ff5 | 50 | " .p2align 3\n" |
| 5625b943 | 51 | SYMBOL (gdb2029) ":\n" |
| 4e463ff5 | 52 | " stwu %r1, -32(%r1)\n" |
| 5625b943 DJ |
53 | " mflr %r0\n" |
| 54 | " bcl- 20,31,.+4\n" | |
| 55 | " stw %r30, 24(%r1)\n" | |
| 56 | " mflr %r30\n" | |
| 57 | " stw %r0, 36(%r1)\n" | |
| 4e463ff5 | 58 | " bl gdb2029_marker\n" |
| 5625b943 DJ |
59 | " lwz %r0, 36(%r1)\n" |
| 60 | " lwz %r30, 24(%r1)\n" | |
| 61 | " mtlr %r0\n" | |
| 4e463ff5 DJ |
62 | " addi %r1, %r1, 32\n" |
| 63 | " blr"); | |
| 64 | ||
| 65 | /* A heavily scheduled prologue. */ | |
| 66 | asm(".text\n" | |
| 67 | " .p2align 3\n" | |
| 68 | SYMBOL (optimized_1) ":\n" | |
| 69 | " stwu %r1,-32(%r1)\n" | |
| 70 | " lis %r9,-16342\n" | |
| 71 | " lis %r11,-16342\n" | |
| 72 | " mflr %r0\n" | |
| 73 | " addi %r11,%r11,3776\n" | |
| 74 | " stmw %r27,12(%r1)\n" | |
| 75 | " addi %r31,%r9,3152\n" | |
| 76 | " cmplw %cr7,%r31,%r11\n" | |
| 77 | " stw %r0,36(%r1)\n" | |
| 78 | " mr %r30,%r3\n" | |
| 79 | " bl optimized_1_marker\n" | |
| 80 | " lwz %r0,36(%r1)\n" | |
| 81 | " lmw %r27,12(%r1)\n" | |
| 82 | " addi %r1,%r1,32\n" | |
| 5625b943 | 83 | " blr"); |