attribute_used patch by (matthieu castet <castet.matthieu at free dot fr>)
[ffmpeg.git] / postproc / swscale.c
index dd10521..68f828d 100644 (file)
@@ -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: