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Sync libwebp sources with https://chromium.googlesource.com/webm/libwebp/+/v1.0.0

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JustOff 2018-06-29 20:57:44 +03:00 • committed by Roy Tam
commit 57e9b57974
86 changed files with 3796 additions and 2250 deletions
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11
media/libwebp/dsp/neon.h
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@ -14,11 +14,12 @@
#include <arm_neon.h>
#include "./dsp.h"
#include "../dsp/dsp.h"
// Right now, some intrinsics functions seem slower, so we disable them
// everywhere except aarch64 where the inline assembly is incompatible.
#if defined(__aarch64__)
// everywhere except newer clang/gcc or aarch64 where the inline assembly is
// incompatible.
#if LOCAL_CLANG_PREREQ(3,8) || LOCAL_GCC_PREREQ(4,9) || defined(__aarch64__)
#define WEBP_USE_INTRINSICS // use intrinsics when possible
#endif
@ -43,11 +44,11 @@
// if using intrinsics, this flag avoids some functions that make gcc-4.6.3
// crash ("internal compiler error: in immed_double_const, at emit-rtl.").
// (probably similar to gcc.gnu.org/bugzilla/show_bug.cgi?id=48183)
#if !(LOCAL_GCC_PREREQ(4,8) || defined(__aarch64__))
#if !(LOCAL_CLANG_PREREQ(3,8) || LOCAL_GCC_PREREQ(4,8) || defined(__aarch64__))
#define WORK_AROUND_GCC
#endif
static WEBP_INLINE int32x4x4_t Transpose4x4(const int32x4x4_t rows) {
static WEBP_INLINE int32x4x4_t Transpose4x4_NEON(const int32x4x4_t rows) {
uint64x2x2_t row01, row23;
row01.val[0] = vreinterpretq_u64_s32(rows.val[0]);