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psnr utility aarch64 bit version to fix build error on ios and optimize for 64 bit.

Browse Source 
BUG=383
TESTED=try bots
R=johannkoenig@google.com

Review URL: https://webrtc-codereview.appspot.com/30349004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1189 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2014-12-03 19:45:20 +00:00
parent 927cf369ab
commit 14b46c15a2
3 changed files with 43 additions and 3 deletions
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2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1185
Version: 1188
License: BSD
License File: LICENSE

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1185
#define LIBYUV_VERSION 1188
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

42
util/psnr.cc
View File

@ -35,7 +35,8 @@ typedef unsigned long long uint64; // NOLINT
// libyuv provides this function when linking library for jpeg support.
#if !defined(HAVE_JPEG)
#if !defined(LIBYUV_DISABLE_NEON) && defined(__ARM_NEON__)
#if !defined(LIBYUV_DISABLE_NEON) && defined(__ARM_NEON__) && \
!defined(__aarch64__)
#define HAS_SUMSQUAREERROR_NEON
static uint32 SumSquareError_NEON(const uint8* src_a,
const uint8* src_b, int count) {
@ -72,6 +73,45 @@ static uint32 SumSquareError_NEON(const uint8* src_a,
: "memory", "cc", "q0", "q1", "q2", "q3", "q7", "q8", "q9", "q10");
return sse;
}
#elif !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__)
#define HAS_SUMSQUAREERROR_NEON
static uint32 SumSquareError_NEON(const uint8* src_a,
const uint8* src_b, int count) {
volatile uint32 sse;
asm volatile (
"eor v16.16b, v16.16b, v16.16b \n"
"eor v18.16b, v18.16b, v18.16b \n"
"eor v17.16b, v17.16b, v17.16b \n"
"eor v19.16b, v19.16b, v19.16b \n"
".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.16b}, [%0], #16 \n"
MEMACCESS(1)
"ld1 {v1.16b}, [%1], #16 \n"
"subs %2, %2, #16 \n"
"usubl v2.8h, v0.8b, v1.8b \n"
"usubl2 v3.8h, v0.16b, v1.16b \n"
"smlal v16.4s, v2.4h, v2.4h \n"
"smlal v17.4s, v3.4h, v3.4h \n"
"smlal2 v18.4s, v2.8h, v2.8h \n"
"smlal2 v19.4s, v3.8h, v3.8h \n"
"b.gt 1b \n"
"add v16.4s, v16.4s, v17.4s \n"
"add v18.4s, v18.4s, v19.4s \n"
"add v19.4s, v16.4s, v18.4s \n"
"addv s0, v19.4s \n"
"fmov %w3, s0 \n"
: "+r"(src_a),
"+r"(src_b),
"+r"(count),
"=r"(sse)
:
: "cc", "v0", "v1", "v2", "v3", "v16", "v17", "v18", "v19");
return sse;
}
#elif !defined(LIBYUV_DISABLE_X86) && defined(_M_IX86) && defined(_MSC_VER)
#define HAS_SUMSQUAREERROR_SSE2
__declspec(naked)