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YuvConstants declare alignment for externs as well as declarations

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On visual c 2013 and earlier a warning is generated if externs
are not declared with the same alignment as the declaration, when
using /ltcg

BUG=libyuv:633
TEST=standalong test built with cl /Bv /GL /Ox /nologo a.cc b.cc /link /ltcg
R=skal@google.com

Review URL: https://codereview.chromium.org/2291533004 .
This commit is contained in:
Frank Barchard 2016-08-30 11:06:46 -07:00
parent dc3a1295be
commit de944ed8c7
4 changed files with 27 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1615
Version: 1616
License: BSD
License File: LICENSE

23
include/libyuv/row.h
View File

@ -373,8 +373,11 @@ extern "C" {
#endif
#if defined(_MSC_VER) && !defined(__CLR_VER) && !defined(__clang__)
#if defined(VISUALC_HAS_AVX2)
#define SIMD_ALIGNED(var) __declspec(align(32)) var
#else
#define SIMD_ALIGNED(var) __declspec(align(16)) var
#define SIMD_ALIGNED32(var) __declspec(align(32)) var
#endif
typedef __declspec(align(16)) int16 vec16[8];
typedef __declspec(align(16)) int32 vec32[4];
typedef __declspec(align(16)) int8 vec8[16];
@ -389,8 +392,11 @@ typedef __declspec(align(32)) uint32 ulvec32[8];
typedef __declspec(align(32)) uint8 ulvec8[32];
#elif !defined(__pnacl__) && (defined(__GNUC__) || defined(__clang__))
// Caveat GCC 4.2 to 4.7 have a known issue using vectors with const.
#if defined(CLANG_HAS_AVX2) || defined(GCC_HAS_AVX2)
#define SIMD_ALIGNED(var) var __attribute__((aligned(32)))
#else
#define SIMD_ALIGNED(var) var __attribute__((aligned(16)))
#define SIMD_ALIGNED32(var) var __attribute__((aligned(32)))
#endif
typedef int16 __attribute__((vector_size(16))) vec16;
typedef int32 __attribute__((vector_size(16))) vec32;
typedef int8 __attribute__((vector_size(16))) vec8;
@ -405,7 +411,6 @@ typedef uint32 __attribute__((vector_size(32))) ulvec32;
typedef uint8 __attribute__((vector_size(32))) ulvec8;
#else
#define SIMD_ALIGNED(var) var
#define SIMD_ALIGNED32(var) var
typedef int16 vec16[8];
typedef int32 vec32[4];
typedef int8 vec8[16];
@ -461,14 +466,14 @@ struct YuvConstants {
#endif
// Conversion matrix for YUV to RGB
extern const struct YuvConstants kYuvI601Constants; // BT.601
extern const struct YuvConstants kYuvJPEGConstants; // JPeg color space
extern const struct YuvConstants kYuvH709Constants; // BT.709
extern const struct YuvConstants SIMD_ALIGNED(kYuvI601Constants); // BT.601
extern const struct YuvConstants SIMD_ALIGNED(kYuvJPEGConstants); // JPeg
extern const struct YuvConstants SIMD_ALIGNED(kYuvH709Constants); // BT.709
// Conversion matrix for YVU to BGR
extern const struct YuvConstants kYvuI601Constants; // BT.601
extern const struct YuvConstants kYvuJPEGConstants; // JPeg color space
extern const struct YuvConstants kYvuH709Constants; // BT.709
extern const struct YuvConstants SIMD_ALIGNED(kYvuI601Constants); // BT.601
extern const struct YuvConstants SIMD_ALIGNED(kYvuJPEGConstants); // JPeg
extern const struct YuvConstants SIMD_ALIGNED(kYvuH709Constants); // BT.709
#if defined(__APPLE__) || defined(__x86_64__) || defined(__llvm__)
#define OMITFP

2
include/libyuv/version.h
View File

@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1615
#define LIBYUV_VERSION 1616
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

22
source/row_common.cc
View File

@ -1019,7 +1019,7 @@ const struct YuvConstants SIMD_ALIGNED(kYvuI601Constants) = {
{ 0x0101 * YG, 0, 0, 0 }
};
#else
const struct YuvConstants SIMD_ALIGNED32(kYuvI601Constants) = {
const struct YuvConstants SIMD_ALIGNED(kYuvI601Constants) = {
{ UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0,
UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0 },
{ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG,
@ -1031,7 +1031,7 @@ const struct YuvConstants SIMD_ALIGNED32(kYuvI601Constants) = {
{ BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR },
{ YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG }
};
const struct YuvConstants SIMD_ALIGNED32(kYvuI601Constants) = {
const struct YuvConstants SIMD_ALIGNED(kYvuI601Constants) = {
{ VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0,
VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0 },
{ VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG,
@ -1106,7 +1106,7 @@ const struct YuvConstants SIMD_ALIGNED(kYvuJPEGConstants) = {
{ 0x0101 * YG, 0, 0, 0 }
};
#else
const struct YuvConstants SIMD_ALIGNED32(kYuvJPEGConstants) = {
const struct YuvConstants SIMD_ALIGNED(kYuvJPEGConstants) = {
{ UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0,
UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0 },
{ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG,
@ -1118,7 +1118,7 @@ const struct YuvConstants SIMD_ALIGNED32(kYuvJPEGConstants) = {
{ BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR },
{ YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG }
};
const struct YuvConstants SIMD_ALIGNED32(kYvuJPEGConstants) = {
const struct YuvConstants SIMD_ALIGNED(kYvuJPEGConstants) = {
{ VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0,
VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0 },
{ VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG,
@ -1194,7 +1194,7 @@ const struct YuvConstants SIMD_ALIGNED(kYvuH709Constants) = {
{ 0x0101 * YG, 0, 0, 0 }
};
#else
const struct YuvConstants SIMD_ALIGNED32(kYuvH709Constants) = {
const struct YuvConstants SIMD_ALIGNED(kYuvH709Constants) = {
{ UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0,
UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0 },
{ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG,
@ -1206,7 +1206,7 @@ const struct YuvConstants SIMD_ALIGNED32(kYuvH709Constants) = {
{ BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR },
{ YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG }
};
const struct YuvConstants SIMD_ALIGNED32(kYvuH709Constants) = {
const struct YuvConstants SIMD_ALIGNED(kYvuH709Constants) = {
{ VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0,
VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0 },
{ VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG,
@ -2504,7 +2504,7 @@ void I422ToRGB565Row_AVX2(const uint8* src_y,
uint8* dst_rgb565,
const struct YuvConstants* yuvconstants,
int width) {
SIMD_ALIGNED32(uint8 row[MAXTWIDTH * 4]);
SIMD_ALIGNED(uint8 row[MAXTWIDTH * 4]);
while (width > 0) {
int twidth = width > MAXTWIDTH ? MAXTWIDTH : width;
I422ToARGBRow_AVX2(src_y, src_u, src_v, row, yuvconstants, twidth);
@ -2530,7 +2530,7 @@ void I422ToARGB1555Row_AVX2(const uint8* src_y,
const struct YuvConstants* yuvconstants,
int width) {
// Row buffer for intermediate ARGB pixels.
SIMD_ALIGNED32(uint8 row[MAXTWIDTH * 4]);
SIMD_ALIGNED(uint8 row[MAXTWIDTH * 4]);
while (width > 0) {
int twidth = width > MAXTWIDTH ? MAXTWIDTH : width;
I422ToARGBRow_AVX2(src_y, src_u, src_v, row, yuvconstants, twidth);
@ -2556,7 +2556,7 @@ void I422ToARGB4444Row_AVX2(const uint8* src_y,
const struct YuvConstants* yuvconstants,
int width) {
// Row buffer for intermediate ARGB pixels.
SIMD_ALIGNED32(uint8 row[MAXTWIDTH * 4]);
SIMD_ALIGNED(uint8 row[MAXTWIDTH * 4]);
while (width > 0) {
int twidth = width > MAXTWIDTH ? MAXTWIDTH : width;
I422ToARGBRow_AVX2(src_y, src_u, src_v, row, yuvconstants, twidth);
@ -2582,7 +2582,7 @@ void I422ToRGB24Row_AVX2(const uint8* src_y,
const struct YuvConstants* yuvconstants,
int width) {
// Row buffer for intermediate ARGB pixels.
SIMD_ALIGNED32(uint8 row[MAXTWIDTH * 4]);
SIMD_ALIGNED(uint8 row[MAXTWIDTH * 4]);
while (width > 0) {
int twidth = width > MAXTWIDTH ? MAXTWIDTH : width;
I422ToARGBRow_AVX2(src_y, src_u, src_v, row, yuvconstants, twidth);
@ -2604,7 +2604,7 @@ void NV12ToRGB565Row_AVX2(const uint8* src_y,
const struct YuvConstants* yuvconstants,
int width) {
// Row buffer for intermediate ARGB pixels.
SIMD_ALIGNED32(uint8 row[MAXTWIDTH * 4]);
SIMD_ALIGNED(uint8 row[MAXTWIDTH * 4]);
while (width > 0) {
int twidth = width > MAXTWIDTH ? MAXTWIDTH : width;
NV12ToARGBRow_AVX2(src_y, src_uv, row, yuvconstants, twidth);