diff options
| -rwxr-xr-x | configure | 7 | ||||
| -rw-r--r-- | libavutil/mem.c | 36 |
2 files changed, 3 insertions, 40 deletions
@@ -371,7 +371,6 @@ Advanced options (experts only): --disable-safe-bitstream-reader disable buffer boundary checking in bitreaders (faster, but may crash) - --enable-memalign-hack emulate memalign, interferes with memory debuggers --sws-max-filter-size=N the max filter size swscale uses [$sws_max_filter_size_default] Optimization options (experts only): @@ -1700,7 +1699,6 @@ CONFIG_LIST=" $PROGRAM_LIST $SUBSYSTEM_LIST fontconfig - memalign_hack memory_poisoning neon_clobber_test pic @@ -1835,7 +1833,6 @@ ARCH_FEATURES=" local_aligned_8 local_aligned_16 local_aligned_32 - simd_align simd_align_16 simd_align_32 " @@ -2335,7 +2332,6 @@ aligned_stack_if_any="aarch64 ppc x86" fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64" fast_clz_if_any="aarch64 alpha avr32 mips ppc x86" fast_unaligned_if_any="aarch64 ppc x86" -simd_align_if_any="simd_align_16 simd_align_32" simd_align_16_if_any="altivec neon sse" simd_align_32_if_any="avx" @@ -6410,9 +6406,6 @@ enabled_all dxva2 dxva2api_cobj CoTaskMemFree && prepend ffmpeg_libs $($ldflags_filter "-lole32") && enable dxva2_lib -! enabled_any memalign posix_memalign aligned_malloc && - enabled simd_align && enable memalign_hack - # add_dep lib dep # -> enable ${lib}_deps_${dep} # -> add $dep to ${lib}_deps only once diff --git a/libavutil/mem.c b/libavutil/mem.c index 1a8fc21e98..36740f1154 100644 --- a/libavutil/mem.c +++ b/libavutil/mem.c @@ -77,22 +77,12 @@ void av_max_alloc(size_t max){ void *av_malloc(size_t size) { void *ptr = NULL; -#if CONFIG_MEMALIGN_HACK - long diff; -#endif /* let's disallow possibly ambiguous cases */ if (size > (max_alloc_size - 32)) return NULL; -#if CONFIG_MEMALIGN_HACK - ptr = malloc(size + ALIGN); - if (!ptr) - return ptr; - diff = ((~(long)ptr)&(ALIGN - 1)) + 1; - ptr = (char *)ptr + diff; - ((char *)ptr)[-1] = diff; -#elif HAVE_POSIX_MEMALIGN +#if HAVE_POSIX_MEMALIGN if (size) //OS X on SDK 10.6 has a broken posix_memalign implementation if (posix_memalign(&ptr, ALIGN, size)) ptr = NULL; @@ -144,25 +134,11 @@ void *av_malloc(size_t size) void *av_realloc(void *ptr, size_t size) { -#if CONFIG_MEMALIGN_HACK - int diff; -#endif - /* let's disallow possibly ambiguous cases */ if (size > (max_alloc_size - 32)) return NULL; -#if CONFIG_MEMALIGN_HACK - //FIXME this isn't aligned correctly, though it probably isn't needed - if (!ptr) - return av_malloc(size); - diff = ((char *)ptr)[-1]; - av_assert0(diff>0 && diff<=ALIGN); - ptr = realloc((char *)ptr - diff, size + diff); - if (ptr) - ptr = (char *)ptr + diff; - return ptr; -#elif HAVE_ALIGNED_MALLOC +#if HAVE_ALIGNED_MALLOC return _aligned_realloc(ptr, size + !size, ALIGN); #else return realloc(ptr, size + !size); @@ -227,13 +203,7 @@ int av_reallocp_array(void *ptr, size_t nmemb, size_t size) void av_free(void *ptr) { -#if CONFIG_MEMALIGN_HACK - if (ptr) { - int v= ((char *)ptr)[-1]; - av_assert0(v>0 && v<=ALIGN); - free((char *)ptr - v); - } -#elif HAVE_ALIGNED_MALLOC +#if HAVE_ALIGNED_MALLOC _aligned_free(ptr); #else free(ptr); |