| Varvara Rainchik | a020a24 | 2014-04-29 17:44:56 +0400 | [diff] [blame] | 1 | /*
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| 2 | Copyright (c) 2014, Intel Corporation
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| 3 | All rights reserved.
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| 4 |
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| 5 | Redistribution and use in source and binary forms, with or without
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| 6 | modification, are permitted provided that the following conditions are met:
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| 7 |
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| 8 | * Redistributions of source code must retain the above copyright notice,
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| 9 | * this list of conditions and the following disclaimer.
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| 10 |
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| 11 | * Redistributions in binary form must reproduce the above copyright notice,
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| 12 | * this list of conditions and the following disclaimer in the documentation
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| 13 | * and/or other materials provided with the distribution.
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| 14 |
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| 15 | * Neither the name of Intel Corporation nor the names of its contributors
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| 16 | * may be used to endorse or promote products derived from this software
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| 17 | * without specific prior written permission.
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| 18 |
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| 19 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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| 20 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 21 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 22 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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| 23 | ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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| 24 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| 25 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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| 26 | ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 27 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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| 28 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 29 | */
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| 30 |
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| 31 | #ifndef STRCAT
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| 32 | # define STRCAT strcat
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| 33 | #endif
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| 34 |
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| 35 | #ifndef L
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| 36 | # define L(label) .L##label
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| 37 | #endif
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| 38 |
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| 39 | #ifndef cfi_startproc
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| 40 | # define cfi_startproc .cfi_startproc
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| 41 | #endif
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| 42 |
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| 43 | #ifndef cfi_endproc
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| 44 | # define cfi_endproc .cfi_endproc
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| 45 | #endif
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| 46 |
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| 47 | #ifndef ENTRY
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| 48 | # define ENTRY(name) \
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| 49 | .type name, @function; \
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| 50 | .globl name; \
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| 51 | .p2align 4; \
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| 52 | name: \
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| 53 | cfi_startproc
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| 54 | #endif
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| 55 |
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| 56 | #ifndef END
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| 57 | # define END(name) \
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| 58 | cfi_endproc; \
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| 59 | .size name, .-name
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| 60 | #endif
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| 61 |
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| 62 | #define USE_AS_STRCAT
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| 63 |
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| 64 | .text
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| 65 | ENTRY (STRCAT)
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| 66 | mov %rdi, %r9
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| 67 | #ifdef USE_AS_STRNCAT
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| 68 | mov %rdx, %r8
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| 69 | #endif
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| 70 |
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| 71 | #define RETURN jmp L(Strcpy)
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| 72 | #include "sse2-strlen-slm.S"
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| 73 |
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| 74 | #undef RETURN
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| 75 | #define RETURN ret
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| 76 |
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| 77 | L(Strcpy):
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| 78 | lea (%r9, %rax), %rdi
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| 79 | mov %rsi, %rcx
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| 80 | mov %r9, %rax /* save result */
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| 81 |
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| 82 | #ifdef USE_AS_STRNCAT
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| 83 | test %r8, %r8
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| 84 | jz L(ExitZero)
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| 85 | # define USE_AS_STRNCPY
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| 86 | #endif
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| 87 | #include "sse2-strcpy-slm.S"
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