diff options
| author | Ian Moffett <industrial.reformer@gmail.com> | 2024-04-06 17:28:33 -0400 |
|---|---|---|
| committer | Ian Moffett <industrial.reformer@gmail.com> | 2024-04-06 17:28:33 -0400 |
| commit | b7005116df8957e576a7a2401366c357b7dcc0a9 (patch) | |
| tree | 097f769d9175c4d0cc3338c2ff266dc5e4d3bf8b /src/sse_accel.S | |
| parent | d0230cb37527e18877013f992f3c88a0f5a4e1e8 (diff) | |
Use inline assembly
Signed-off-by: Ian Moffett <industrial.reformer@gmail.com>
Diffstat (limited to 'src/sse_accel.S')
| -rw-r--r-- | src/sse_accel.S | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/src/sse_accel.S b/src/sse_accel.S deleted file mode 100644 index 7149833..0000000 --- a/src/sse_accel.S +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora team. - * 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 Osmora nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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. - */ - -.section .text -.globl accel_invert128 - - /* - * accel_invert128(uint64_t addr) - */ -accel_invert128: - movq %rdi, %rax // Store first argument in %rax - movdqu (%rax), %xmm0 // Read 128 bits from ptr in %rax into %xmm0 - - pcmpeqb %xmm1, %xmm1 // Set %xmm1 to all 1s - pxor %xmm0, %xmm1 // NOT %xmm0; result stored in %xmm1 - movdqu %xmm1, (%rax) // Writeback the result - retq |