| /* |
| * Copyright © 2018, VideoLAN and dav1d authors |
| * Copyright © 2018, Two Orioles, LLC |
| * 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. |
| * |
| * 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. |
| */ |
| |
| #ifndef DAV1D_SRC_X86_CPU_H |
| #define DAV1D_SRC_X86_CPU_H |
| |
| enum CpuFlags { |
| DAV1D_X86_CPU_FLAG_SSE2 = 1 << 0, |
| DAV1D_X86_CPU_FLAG_SSSE3 = 1 << 1, |
| DAV1D_X86_CPU_FLAG_SSE41 = 1 << 2, |
| DAV1D_X86_CPU_FLAG_AVX2 = 1 << 3, |
| DAV1D_X86_CPU_FLAG_AVX512ICL = 1 << 4, /* F/CD/BW/DQ/VL/VNNI/IFMA/VBMI/VBMI2/ |
| * VPOPCNTDQ/BITALG/GFNI/VAES/VPCLMULQDQ */ |
| DAV1D_X86_CPU_FLAG_SLOW_GATHER = 1 << 5, /* Flag CPUs where gather instructions are slow enough |
| * to cause performance regressions. */ |
| }; |
| |
| unsigned dav1d_get_cpu_flags_x86(void); |
| |
| #endif /* DAV1D_SRC_X86_CPU_H */ |
