projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 76e3966e | 1 | /* Entry point for multi-version x86 strncasecmp. |
| b090e8ea | 2 | All versions must be listed in ifunc-impl-list.c. |
| b168057a | 3 | Copyright (C) 2011-2015 Free Software Foundation, Inc. |
| 76e3966e UD |
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/>. */ | |
| 76e3966e UD |
19 | |
| 20 | #include <sysdep.h> | |
| 21 | #include <init-arch.h> | |
| 22 | ||
| 23 | #ifdef SHARED | |
| 24 | .text | |
| 25 | ENTRY(__strncasecmp) | |
| 26 | .type __strncasecmp, @gnu_indirect_function | |
| 27 | pushl %ebx | |
| 28 | cfi_adjust_cfa_offset (4) | |
| 29 | cfi_rel_offset (ebx, 0) | |
| 9a1d9254 | 30 | LOAD_PIC_REG(bx) |
| 76e3966e UD |
31 | cmpl $0, KIND_OFFSET+__cpu_features@GOTOFF(%ebx) |
| 32 | jne 1f | |
| 33 | call __init_cpu_features | |
| 34 | 1: leal __strncasecmp_ia32@GOTOFF(%ebx), %eax | |
| 35 | testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%ebx) | |
| 36 | jz 2f | |
| 37 | leal __strncasecmp_ssse3@GOTOFF(%ebx), %eax | |
| 76e3966e UD |
38 | testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features@GOTOFF(%ebx) |
| 39 | jz 2f | |
| 3574f2fd | 40 | testl $bit_Slow_SSE4_2, FEATURE_OFFSET+index_Slow_SSE4_2+__cpu_features@GOTOFF(%ebx) |
| 46ed1038 | 41 | jnz 2f |
| 76e3966e | 42 | leal __strncasecmp_sse4_2@GOTOFF(%ebx), %eax |
| 76e3966e UD |
43 | 2: popl %ebx |
| 44 | cfi_adjust_cfa_offset (-4) | |
| 45 | cfi_restore (ebx) | |
| 46 | ret | |
| 47 | END(__strncasecmp) | |
| 48 | #else | |
| 49 | .text | |
| 50 | ENTRY(__strncasecmp) | |
| 51 | .type __strncasecmp, @gnu_indirect_function | |
| 52 | cmpl $0, KIND_OFFSET+__cpu_features | |
| 53 | jne 1f | |
| 54 | call __init_cpu_features | |
| 55 | 1: leal __strncasecmp_ia32, %eax | |
| 56 | testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features | |
| 57 | jz 2f | |
| 58 | leal __strncasecmp_ssse3, %eax | |
| 76e3966e UD |
59 | testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features |
| 60 | jz 2f | |
| 3574f2fd | 61 | testl $bit_Slow_SSE4_2, FEATURE_OFFSET+index_Slow_SSE4_2+__cpu_features |
| 46ed1038 | 62 | jnz 2f |
| 76e3966e | 63 | leal __strncasecmp_sse4_2, %eax |
| 76e3966e UD |
64 | 2: ret |
| 65 | END(__strncasecmp) | |
| 66 | #endif | |
| 67 | ||
| 68 | weak_alias (__strncasecmp, strncasecmp) |