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lib/libc/powerpc64/string/bcopy_vsx.S
- This file was added.
| /*- | |||||
| * Copyright (c) 2018 Instituto de Pesquisas Eldorado | |||||
| * All rights reserved. | |||||
| * | |||||
| * Redistribution and use in source and binary forms, with or without | |||||
| * modification, are permitted provided that the following conditions | |||||
| * are met: | |||||
| * 1. Redistributions of source code must retain the above copyright | |||||
| * notice, this list of conditions and the following disclaimer. | |||||
| * 2. Redistributions in binary form must reproduce the above copyright | |||||
| * notice, this list of conditions and the following disclaimer in the | |||||
| * documentation and/or other materials provided with the distribution. | |||||
| * 3. Neither the name of the author nor the names of its contributors may | |||||
| * be used to endorse or promote products derived from this software | |||||
| * | |||||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
| * SUCH DAMAGE. | |||||
| * | |||||
| */ | |||||
| #ifndef FN_NAME | |||||
| #define FN_NAME __bcopy_vsx | |||||
| #endif | |||||
| /* | |||||
| * r3: dst | |||||
| * r4: src | |||||
| * r5: block increment | |||||
| * r6: blocks to copy | |||||
| * r7/r8/r9/r10: 16-byte offsets to copy | |||||
| */ | |||||
| #define FN_PHASE2 \ | |||||
| mtctr %r6 ;\ | |||||
| .align 5 ;\ | |||||
| .Lphase2_loop: ;\ | |||||
| lxvd2x %vs6, %r7, %r4 ;\ | |||||
| lxvd2x %vs7, %r8, %r4 ;\ | |||||
| lxvd2x %vs8, %r9, %r4 ;\ | |||||
| lxvd2x %vs9, %r10, %r4 ;\ | |||||
| stxvd2x %vs6, %r7, %r3 ;\ | |||||
| stxvd2x %vs7, %r8, %r3 ;\ | |||||
| stxvd2x %vs8, %r9, %r3 ;\ | |||||
| stxvd2x %vs9, %r10, %r3 ;\ | |||||
| /* phase 2 increment */ ;\ | |||||
| add %r4, %r4, %r5 ;\ | |||||
| add %r3, %r3, %r5 ;\ | |||||
| \ | |||||
| bdnz .Lphase2_loop ;\ | |||||
| #include "bcopy.S" | |||||