attribute_used patch by (matthieu castet <castet.matthieu at free dot fr>)

Originally committed as revision 12302 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

postproc/rgb2rgb.c

@@ -71,18 +71,18 @@ void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *sr
 #ifdef ARCH_X86
 static const uint64_t mmx_null  __attribute__((aligned(8))) = 0x0000000000000000ULL;
 static const uint64_t mmx_one   __attribute__((aligned(8))) = 0xFFFFFFFFFFFFFFFFULL;
-static const uint64_t mask32b  __attribute__((aligned(8))) = 0x000000FF000000FFULL;
-static const uint64_t mask32g  __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
-static const uint64_t mask32r  __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
+static const uint64_t mask32b  attribute_used __attribute__((aligned(8))) = 0x000000FF000000FFULL;
+static const uint64_t mask32g  attribute_used __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
+static const uint64_t mask32r  attribute_used __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
 static const uint64_t mask32   __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
 static const uint64_t mask3216br __attribute__((aligned(8)))=0x00F800F800F800F8ULL;
 static const uint64_t mask3216g  __attribute__((aligned(8)))=0x0000FC000000FC00ULL;
 static const uint64_t mask3215g  __attribute__((aligned(8)))=0x0000F8000000F800ULL;
 static const uint64_t mul3216  __attribute__((aligned(8))) = 0x2000000420000004ULL;
 static const uint64_t mul3215  __attribute__((aligned(8))) = 0x2000000820000008ULL;
-static const uint64_t mask24b  __attribute__((aligned(8))) = 0x00FF0000FF0000FFULL;
-static const uint64_t mask24g  __attribute__((aligned(8))) = 0xFF0000FF0000FF00ULL;
-static const uint64_t mask24r  __attribute__((aligned(8))) = 0x0000FF0000FF0000ULL;
+static const uint64_t mask24b  attribute_used __attribute__((aligned(8))) = 0x00FF0000FF0000FFULL;
+static const uint64_t mask24g  attribute_used __attribute__((aligned(8))) = 0xFF0000FF0000FF00ULL;
+static const uint64_t mask24r  attribute_used __attribute__((aligned(8))) = 0x0000FF0000FF0000ULL;
 static const uint64_t mask24l  __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
 static const uint64_t mask24h  __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
 static const uint64_t mask24hh  __attribute__((aligned(8))) = 0xffff000000000000ULL;
@@ -104,17 +104,17 @@ static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007
 static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
 
 #ifdef FAST_BGR2YV12
-static const uint64_t bgr2YCoeff  __attribute__((aligned(8))) = 0x000000210041000DULL;
-static const uint64_t bgr2UCoeff  __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
-static const uint64_t bgr2VCoeff  __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
+static const uint64_t bgr2YCoeff  attribute_used __attribute__((aligned(8))) = 0x000000210041000DULL;
+static const uint64_t bgr2UCoeff  attribute_used __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
+static const uint64_t bgr2VCoeff  attribute_used __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
 #else
-static const uint64_t bgr2YCoeff  __attribute__((aligned(8))) = 0x000020E540830C8BULL;
-static const uint64_t bgr2UCoeff  __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
-static const uint64_t bgr2VCoeff  __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
+static const uint64_t bgr2YCoeff  attribute_used __attribute__((aligned(8))) = 0x000020E540830C8BULL;
+static const uint64_t bgr2UCoeff  attribute_used __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
+static const uint64_t bgr2VCoeff  attribute_used __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
 #endif
-static const uint64_t bgr2YOffset __attribute__((aligned(8))) = 0x1010101010101010ULL;
-static const uint64_t bgr2UVOffset __attribute__((aligned(8)))= 0x8080808080808080ULL;
-static const uint64_t w1111       __attribute__((aligned(8))) = 0x0001000100010001ULL;
+static const uint64_t bgr2YOffset attribute_used __attribute__((aligned(8))) = 0x1010101010101010ULL;
+static const uint64_t bgr2UVOffset attribute_used __attribute__((aligned(8)))= 0x8080808080808080ULL;
+static const uint64_t w1111       attribute_used __attribute__((aligned(8))) = 0x0001000100010001ULL;
 
 #if 0
 static volatile uint64_t __attribute__((aligned(8))) b5Dither;

postproc/swscale.c

@@ -149,19 +149,19 @@ write special BGR->BGR scaler
 #define MAX(a,b) ((a) < (b) ? (b) : (a))
 
 #ifdef ARCH_X86
-static uint64_t __attribute__((aligned(8))) bF8=       0xF8F8F8F8F8F8F8F8LL;
-static uint64_t __attribute__((aligned(8))) bFC=       0xFCFCFCFCFCFCFCFCLL;
+static uint64_t attribute_used __attribute__((aligned(8))) bF8=       0xF8F8F8F8F8F8F8F8LL;
+static uint64_t attribute_used __attribute__((aligned(8))) bFC=       0xFCFCFCFCFCFCFCFCLL;
 static uint64_t __attribute__((aligned(8))) w10=       0x0010001000100010LL;
-static uint64_t __attribute__((aligned(8))) w02=       0x0002000200020002LL;
-static uint64_t __attribute__((aligned(8))) bm00001111=0x00000000FFFFFFFFLL;
-static uint64_t __attribute__((aligned(8))) bm00000111=0x0000000000FFFFFFLL;
-static uint64_t __attribute__((aligned(8))) bm11111000=0xFFFFFFFFFF000000LL;
-static uint64_t __attribute__((aligned(8))) bm01010101=0x00FF00FF00FF00FFLL;
+static uint64_t attribute_used __attribute__((aligned(8))) w02=       0x0002000200020002LL;
+static uint64_t attribute_used __attribute__((aligned(8))) bm00001111=0x00000000FFFFFFFFLL;
+static uint64_t attribute_used __attribute__((aligned(8))) bm00000111=0x0000000000FFFFFFLL;
+static uint64_t attribute_used __attribute__((aligned(8))) bm11111000=0xFFFFFFFFFF000000LL;
+static uint64_t attribute_used __attribute__((aligned(8))) bm01010101=0x00FF00FF00FF00FFLL;
 
-static volatile uint64_t __attribute__((aligned(8))) b5Dither;
-static volatile uint64_t __attribute__((aligned(8))) g5Dither;
-static volatile uint64_t __attribute__((aligned(8))) g6Dither;
-static volatile uint64_t __attribute__((aligned(8))) r5Dither;
+static volatile uint64_t attribute_used __attribute__((aligned(8))) b5Dither;
+static volatile uint64_t attribute_used __attribute__((aligned(8))) g5Dither;
+static volatile uint64_t attribute_used __attribute__((aligned(8))) g6Dither;
+static volatile uint64_t attribute_used __attribute__((aligned(8))) r5Dither;
 
 static uint64_t __attribute__((aligned(8))) dither4[2]={
 	0x0103010301030103LL,
@@ -172,28 +172,28 @@ static uint64_t __attribute__((aligned(8))) dither8[2]={
 	0x0004000400040004LL,};
 
 static uint64_t __attribute__((aligned(8))) b16Mask=   0x001F001F001F001FLL;
-static uint64_t __attribute__((aligned(8))) g16Mask=   0x07E007E007E007E0LL;
-static uint64_t __attribute__((aligned(8))) r16Mask=   0xF800F800F800F800LL;
+static uint64_t attribute_used __attribute__((aligned(8))) g16Mask=   0x07E007E007E007E0LL;
+static uint64_t attribute_used __attribute__((aligned(8))) r16Mask=   0xF800F800F800F800LL;
 static uint64_t __attribute__((aligned(8))) b15Mask=   0x001F001F001F001FLL;
-static uint64_t __attribute__((aligned(8))) g15Mask=   0x03E003E003E003E0LL;
-static uint64_t __attribute__((aligned(8))) r15Mask=   0x7C007C007C007C00LL;
+static uint64_t attribute_used __attribute__((aligned(8))) g15Mask=   0x03E003E003E003E0LL;
+static uint64_t attribute_used __attribute__((aligned(8))) r15Mask=   0x7C007C007C007C00LL;
 
-static uint64_t __attribute__((aligned(8))) M24A=   0x00FF0000FF0000FFLL;
-static uint64_t __attribute__((aligned(8))) M24B=   0xFF0000FF0000FF00LL;
-static uint64_t __attribute__((aligned(8))) M24C=   0x0000FF0000FF0000LL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24A=   0x00FF0000FF0000FFLL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24B=   0xFF0000FF0000FF00LL;
+static uint64_t attribute_used __attribute__((aligned(8))) M24C=   0x0000FF0000FF0000LL;
 
 #ifdef FAST_BGR2YV12
-static const uint64_t bgr2YCoeff  __attribute__((aligned(8))) = 0x000000210041000DULL;
-static const uint64_t bgr2UCoeff  __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
-static const uint64_t bgr2VCoeff  __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
+static const uint64_t bgr2YCoeff  attribute_used __attribute__((aligned(8))) = 0x000000210041000DULL;
+static const uint64_t bgr2UCoeff  attribute_used __attribute__((aligned(8))) = 0x0000FFEEFFDC0038ULL;
+static const uint64_t bgr2VCoeff  attribute_used __attribute__((aligned(8))) = 0x00000038FFD2FFF8ULL;
 #else
-static const uint64_t bgr2YCoeff  __attribute__((aligned(8))) = 0x000020E540830C8BULL;
-static const uint64_t bgr2UCoeff  __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
-static const uint64_t bgr2VCoeff  __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
+static const uint64_t bgr2YCoeff  attribute_used __attribute__((aligned(8))) = 0x000020E540830C8BULL;
+static const uint64_t bgr2UCoeff  attribute_used __attribute__((aligned(8))) = 0x0000ED0FDAC23831ULL;
+static const uint64_t bgr2VCoeff  attribute_used __attribute__((aligned(8))) = 0x00003831D0E6F6EAULL;
 #endif
-static const uint64_t bgr2YOffset __attribute__((aligned(8))) = 0x1010101010101010ULL;
-static const uint64_t bgr2UVOffset __attribute__((aligned(8)))= 0x8080808080808080ULL;
-static const uint64_t w1111       __attribute__((aligned(8))) = 0x0001000100010001ULL;
+static const uint64_t bgr2YOffset attribute_used __attribute__((aligned(8))) = 0x1010101010101010ULL;
+static const uint64_t bgr2UVOffset attribute_used __attribute__((aligned(8)))= 0x8080808080808080ULL;
+static const uint64_t w1111       attribute_used __attribute__((aligned(8))) = 0x0001000100010001ULL;
 #endif
 
 // clipping helper table for C implementations:

postproc/yuv2rgb.c

@@ -159,20 +159,20 @@ const uint8_t  __attribute__((aligned(8))) dither_8x8_220[8][8]={
 #ifdef ARCH_X86
 
 /* hope these constant values are cache line aligned */
-uint64_t __attribute__((aligned(8))) mmx_00ffw = 0x00ff00ff00ff00ffULL;
-uint64_t __attribute__((aligned(8))) mmx_redmask = 0xf8f8f8f8f8f8f8f8ULL;
-uint64_t __attribute__((aligned(8))) mmx_grnmask = 0xfcfcfcfcfcfcfcfcULL;
+uint64_t attribute_used __attribute__((aligned(8))) mmx_00ffw = 0x00ff00ff00ff00ffULL;
+uint64_t attribute_used __attribute__((aligned(8))) mmx_redmask = 0xf8f8f8f8f8f8f8f8ULL;
+uint64_t attribute_used __attribute__((aligned(8))) mmx_grnmask = 0xfcfcfcfcfcfcfcfcULL;
 
-uint64_t __attribute__((aligned(8))) M24A=   0x00FF0000FF0000FFULL;
-uint64_t __attribute__((aligned(8))) M24B=   0xFF0000FF0000FF00ULL;
-uint64_t __attribute__((aligned(8))) M24C=   0x0000FF0000FF0000ULL;
+uint64_t attribute_used __attribute__((aligned(8))) M24A=   0x00FF0000FF0000FFULL;
+uint64_t attribute_used __attribute__((aligned(8))) M24B=   0xFF0000FF0000FF00ULL;
+uint64_t attribute_used __attribute__((aligned(8))) M24C=   0x0000FF0000FF0000ULL;
 
 // the volatile is required because gcc otherwise optimizes some writes away not knowing that these
 // are read in the asm block
-volatile uint64_t __attribute__((aligned(8))) b5Dither;
-volatile uint64_t __attribute__((aligned(8))) g5Dither;
-volatile uint64_t __attribute__((aligned(8))) g6Dither;
-volatile uint64_t __attribute__((aligned(8))) r5Dither;
+volatile uint64_t attribute_used __attribute__((aligned(8))) b5Dither;
+volatile uint64_t attribute_used __attribute__((aligned(8))) g5Dither;
+volatile uint64_t attribute_used __attribute__((aligned(8))) g6Dither;
+volatile uint64_t attribute_used __attribute__((aligned(8))) r5Dither;
 
 uint64_t __attribute__((aligned(8))) dither4[2]={
 	0x0103010301030103LL,