diff options
Diffstat (limited to 'chromium/third_party/dav1d/libdav1d/src/cpu.h')
| -rw-r--r-- | chromium/third_party/dav1d/libdav1d/src/cpu.h | 57 |
1 files changed, 54 insertions, 3 deletions
diff --git a/chromium/third_party/dav1d/libdav1d/src/cpu.h b/chromium/third_party/dav1d/libdav1d/src/cpu.h index b5c27f7a216..8f70fefe54f 100644 --- a/chromium/third_party/dav1d/libdav1d/src/cpu.h +++ b/chromium/third_party/dav1d/libdav1d/src/cpu.h @@ -1,6 +1,6 @@ /* - * Copyright © 2018, VideoLAN and dav1d authors - * Copyright © 2018, Two Orioles, LLC + * Copyright © 2018-2022, VideoLAN and dav1d authors + * Copyright © 2018-2022, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -43,9 +43,60 @@ #include "src/x86/cpu.h" #endif +EXTERN unsigned dav1d_cpu_flags; +EXTERN unsigned dav1d_cpu_flags_mask; + void dav1d_init_cpu(void); -unsigned dav1d_get_cpu_flags(void); DAV1D_API void dav1d_set_cpu_flags_mask(unsigned mask); int dav1d_num_logical_processors(Dav1dContext *c); +static ALWAYS_INLINE unsigned dav1d_get_cpu_flags(void) { + unsigned flags = dav1d_cpu_flags & dav1d_cpu_flags_mask; + +#if TRIM_DSP_FUNCTIONS +/* Since this function is inlined, unconditionally setting a flag here will + * enable dead code elimination in the calling function. */ +#if ARCH_AARCH64 || ARCH_ARM +#if defined(__ARM_NEON) || defined(__APPLE__) || defined(_WIN32) || ARCH_AARCH64 + flags |= DAV1D_ARM_CPU_FLAG_NEON; +#endif +#elif ARCH_PPC64LE +#if defined(__VSX__) + flags |= DAV1D_PPC_CPU_FLAG_VSX; +#endif +#elif ARCH_X86 +#if defined(__AVX512F__) && defined(__AVX512CD__) && \ + defined(__AVX512BW__) && defined(__AVX512DQ__) && \ + defined(__AVX512VL__) && defined(__AVX512VNNI__) && \ + defined(__AVX512IFMA__) && defined(__AVX512VBMI__) && \ + defined(__AVX512VBMI2__) && defined(__AVX512VPOPCNTDQ__) && \ + defined(__AVX512BITALG__) && defined(__GFNI__) && \ + defined(__VAES__) && defined(__VPCLMULQDQ__) + flags |= DAV1D_X86_CPU_FLAG_AVX512ICL | + DAV1D_X86_CPU_FLAG_AVX2 | + DAV1D_X86_CPU_FLAG_SSE41 | + DAV1D_X86_CPU_FLAG_SSSE3 | + DAV1D_X86_CPU_FLAG_SSE2; +#elif defined(__AVX2__) + flags |= DAV1D_X86_CPU_FLAG_AVX2 | + DAV1D_X86_CPU_FLAG_SSE41 | + DAV1D_X86_CPU_FLAG_SSSE3 | + DAV1D_X86_CPU_FLAG_SSE2; +#elif defined(__SSE4_1__) || defined(__AVX__) + flags |= DAV1D_X86_CPU_FLAG_SSE41 | + DAV1D_X86_CPU_FLAG_SSSE3 | + DAV1D_X86_CPU_FLAG_SSE2; +#elif defined(__SSSE3__) + flags |= DAV1D_X86_CPU_FLAG_SSSE3 | + DAV1D_X86_CPU_FLAG_SSE2; +#elif ARCH_X86_64 || defined(__SSE2__) || \ + (defined(_M_IX86_FP) && _M_IX86_FP >= 2) + flags |= DAV1D_X86_CPU_FLAG_SSE2; +#endif +#endif +#endif + + return flags; +} + #endif /* DAV1D_SRC_CPU_H */ |