X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=FreeRTOS%2FDemo%2FCORTEX_A5_SAMA5D2x_Xplained_IAR%2FAtmelFiles%2Futils%2Fcompiler.h;fp=FreeRTOS%2FDemo%2FCORTEX_A5_SAMA5D2x_Xplained_IAR%2FAtmelFiles%2Futils%2Fcompiler.h;h=4d638432415bc3b2ba31224628fcf097e53cef76;hb=67dddee1984d4e0d043d7b965cfd75bd1562adc3;hp=0000000000000000000000000000000000000000;hpb=a466e505e0411df37b0d1a5533df645661cf6650;p=freertos

diff --git a/FreeRTOS/Demo/CORTEX_A5_SAMA5D2x_Xplained_IAR/AtmelFiles/utils/compiler.h b/FreeRTOS/Demo/CORTEX_A5_SAMA5D2x_Xplained_IAR/AtmelFiles/utils/compiler.h
new file mode 100644
index 000000000..4d6384324
--- /dev/null
+++ b/FreeRTOS/Demo/CORTEX_A5_SAMA5D2x_Xplained_IAR/AtmelFiles/utils/compiler.h
@@ -0,0 +1,68 @@
+#ifndef _COMPILER_H_
+#define _COMPILER_H_
+
+#define _CC_PRAGMA(x) _Pragma(#x)
+
+#define PACK_SET(alignment) _CC_PRAGMA(pack(alignment))
+#define PACK_RESET()        _CC_PRAGMA(pack())
+
+#if defined(__ICCARM__)
+	#define WEAK __weak
+	#define CONSTRUCTOR
+	#define SECTION(a) _CC_PRAGMA(location = a)
+	#define ALIGNED(a) _CC_PRAGMA(data_alignment = a)
+#elif defined(__GNUC__)
+	#define WEAK __attribute__((weak))
+	#define CONSTRUCTOR __attribute__((constructor))
+	#define SECTION(a) __attribute__((__section__(a)))
+	#define ALIGNED(a) __attribute__((__aligned__(a)))
+#else
+	#error Unknown compiler!
+#endif
+
+#if defined(__ICCARM__)
+	#define DMB()  asm("dmb")
+	#define DSB()  asm("dsb")
+	#define ISB()  asm("isb")
+	#define COMPILER_BARRIER()
+#elif defined(__GNUC__)
+	#define DMB()  asm("dmb":::"memory")
+	#define DSB()  asm volatile ("dsb":::"memory")
+	#define ISB()  asm volatile ("isb":::"memory")
+	#define COMPILER_BARRIER()  asm volatile ("":::"memory")
+#else
+	#error Unknown compiler!
+#endif
+
+#ifndef NULL
+	#define NULL ((void*)0)
+#endif
+
+#define ROUND_UP_MULT(x,m) (((x) + ((m)-1)) & ~((m)-1))
+
+#define ROUND_INT_DIV(n,d) ((2 * (n) + (d)) / (2 * (d)))
+
+#define ARRAY_SIZE(x) (sizeof ((x)) / sizeof(*(x)))
+
+#define _STRINGY_EXPAND(x) #x
+#define STRINGIFY(x) _STRINGY_EXPAND(x)
+
+#if defined(__GNUC__) && \
+		(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 8))
+	#define SWAP(a, b) do {		\
+		__auto_type _swp = (a);	\
+		(a) = (b);		\
+		(b) = _swp; } while (0)
+#else
+	/* The compiler will replace memcpy calls with direct assignations */
+	#define SWAP(a, b) do {                                                \
+		uint8_t _swp[sizeof(a) == sizeof(b) ? (signed)sizeof(a) : -1]; \
+		memcpy(_swp, &(a), sizeof(a));                                 \
+		memcpy(&(a), &(b), sizeof(a));                                 \
+		memcpy(&(b), _swp, sizeof(a)); } while(0)
+#endif
+
+#define BIG_ENDIAN_TO_HOST(x) (((x) & 0xFF) << 24) | (((x) & 0xFF00) << 8) \
+		| (((x) & 0xFF0000) >> 8) | (((x) & 0xFF000000) >> 24)
+
+#endif /* _COMPILER_H_ */