projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 7f2b8718 WS |
1 | /* Unwinder test program. |
| 2 | ||
| 1d506c26 | 3 | Copyright 2006-2024 Free Software Foundation, Inc. |
| 7f2b8718 WS |
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 | |
| 9 | the Free Software Foundation; either version 3 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 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. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
| 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); | |
| 27 | void optimized_1 (void); | |
| 28 | ||
| 29 | int | |
| 30 | main (void) | |
| 31 | { | |
| 32 | gdb2029 (); | |
| 33 | optimized_1 (); | |
| 34 | return 0; | |
| 35 | } | |
| 36 | ||
| 37 | void | |
| 38 | optimized_1_marker (void) | |
| 39 | { | |
| 40 | } | |
| 41 | ||
| 42 | void | |
| 43 | gdb2029_marker (void) | |
| 44 | { | |
| 45 | } | |
| 46 | ||
| 47 | /* A typical PIC prologue from GCC. */ | |
| 48 | /* This is a ppc64(le) variation of the code as seen | |
| 49 | in powerpc-prologue.c. */ | |
| 50 | ||
| 51 | asm(".text\n" | |
| 52 | " .p2align 3\n" | |
| 53 | SYMBOL (gdb2029) ":\n" | |
| 54 | " mflr %r0\n" | |
| 55 | " std %r0,16(%r1)\n" | |
| 56 | " std %r31,-8(%r1)\n" | |
| 57 | " stdu %r1,-128(%r1)\n" | |
| 58 | " mr %r31,%r1\n" | |
| 59 | " mr %r9,%r3\n" | |
| 60 | " stw %r9,176(%r31)\n" | |
| 61 | " lwz %r9,176(%r31)\n" | |
| 62 | " bl gdb2029_marker\n" | |
| 63 | " nop\n" | |
| 64 | " mr %r9,%r3\n" | |
| 65 | " mr %r3,%r9\n" | |
| 66 | " addi %r1,%r31,128\n" | |
| 67 | " ld %r0,16(%r1)\n" | |
| 68 | " mtlr %r0\n" | |
| 69 | " ld %r31,-8(%r1)\n" | |
| 70 | " blr"); | |
| 71 | ||
| 72 | /* A heavily scheduled prologue. */ | |
| 73 | asm(".text\n" | |
| 74 | " .p2align 3\n" | |
| 75 | SYMBOL (optimized_1) ":\n" | |
| 76 | " stdu %r1,-32(%r1)\n" | |
| 77 | " lis %r9,-16342\n" | |
| 78 | " lis %r11,-16342\n" | |
| 79 | " mflr %r0\n" | |
| 80 | " addi %r11,%r11,3776\n" | |
| 81 | " std %r30,12(%r1)\n" | |
| 82 | " addi %r31,%r9,3152\n" | |
| 83 | " cmplw %cr7,%r31,%r11\n" | |
| 84 | " std %r0,36(%r1)\n" | |
| 85 | " mr %r30,%r3\n" | |
| 86 | " bl optimized_1_marker\n" | |
| 87 | " nop \n" | |
| 88 | " ld %r0,36(%r1)\n" | |
| 89 | " mtlr %r0\n" | |
| 90 | " ld %r30,12(%r1)\n" | |
| 91 | " addi %r1,%r1,32\n" | |
| 92 | " blr"); |