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misc/winutils/include/SDL_endian.h
changeset 10017 de822cd3df3a
parent 7809 7d4fb2f35f4f 
--- a/misc/winutils/include/SDL_endian.h	Tue Jan 21 22:38:13 2014 +0100
+++ b/misc/winutils/include/SDL_endian.h	Tue Jan 21 22:43:06 2014 +0100
@@ -31,14 +31,14 @@
 #include "SDL_stdinc.h"
 
 /** @name SDL_ENDIANs
- *  The two types of endianness 
+ *  The two types of endianness
  */
 /*@{*/
-#define SDL_LIL_ENDIAN	1234
-#define SDL_BIG_ENDIAN	4321
+#define SDL_LIL_ENDIAN  1234
+#define SDL_BIG_ENDIAN  4321
 /*@}*/
 
-#ifndef SDL_BYTEORDER	/* Not defined in SDL_config.h? */
+#ifndef SDL_BYTEORDER   /* Not defined in SDL_config.h? */
 #ifdef __linux__
 #include <endian.h>
 #define SDL_BYTEORDER  __BYTE_ORDER
@@ -48,9 +48,9 @@
     (defined(__MIPS__) && defined(__MISPEB__)) || \
     defined(__ppc__) || defined(__POWERPC__) || defined(_M_PPC) || \
     defined(__sparc__)
-#define SDL_BYTEORDER	SDL_BIG_ENDIAN
+#define SDL_BYTEORDER   SDL_BIG_ENDIAN
 #else
-#define SDL_BYTEORDER	SDL_LIL_ENDIAN
+#define SDL_BYTEORDER   SDL_LIL_ENDIAN
 #endif
 #endif /* __linux __ */
 #endif /* !SDL_BYTEORDER */
@@ -74,32 +74,32 @@
    !(__GNUC__ == 2 && __GNUC_MINOR__ <= 95 /* broken gcc version */)
 static __inline__ Uint16 SDL_Swap16(Uint16 x)
 {
-	__asm__("xchgb %b0,%h0" : "=q" (x) :  "0" (x));
-	return x;
+    __asm__("xchgb %b0,%h0" : "=q" (x) :  "0" (x));
+    return x;
 }
 #elif defined(__GNUC__) && defined(__x86_64__)
 static __inline__ Uint16 SDL_Swap16(Uint16 x)
 {
-	__asm__("xchgb %b0,%h0" : "=Q" (x) :  "0" (x));
-	return x;
+    __asm__("xchgb %b0,%h0" : "=Q" (x) :  "0" (x));
+    return x;
 }
 #elif defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
 static __inline__ Uint16 SDL_Swap16(Uint16 x)
 {
-	Uint16 result;
+    Uint16 result;
 
-	__asm__("rlwimi %0,%2,8,16,23" : "=&r" (result) : "0" (x >> 8), "r" (x));
-	return result;
+    __asm__("rlwimi %0,%2,8,16,23" : "=&r" (result) : "0" (x >> 8), "r" (x));
+    return result;
 }
 #elif defined(__GNUC__) && (defined(__m68k__) && !defined(__mcoldfire__))
 static __inline__ Uint16 SDL_Swap16(Uint16 x)
 {
-	__asm__("rorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
-	return x;
+    __asm__("rorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
+    return x;
 }
 #else
 static __inline__ Uint16 SDL_Swap16(Uint16 x) {
-	return SDL_static_cast(Uint16, ((x<<8)|(x>>8)));
+    return SDL_static_cast(Uint16, ((x<<8)|(x>>8)));
 }
 #endif
 
@@ -107,34 +107,34 @@
    !(__GNUC__ == 2 && __GNUC_MINOR__ <= 95 /* broken gcc version */)
 static __inline__ Uint32 SDL_Swap32(Uint32 x)
 {
-	__asm__("bswap %0" : "=r" (x) : "0" (x));
-	return x;
+    __asm__("bswap %0" : "=r" (x) : "0" (x));
+    return x;
 }
 #elif defined(__GNUC__) && defined(__x86_64__)
 static __inline__ Uint32 SDL_Swap32(Uint32 x)
 {
-	__asm__("bswapl %0" : "=r" (x) : "0" (x));
-	return x;
+    __asm__("bswapl %0" : "=r" (x) : "0" (x));
+    return x;
 }
 #elif defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
 static __inline__ Uint32 SDL_Swap32(Uint32 x)
 {
-	Uint32 result;
+    Uint32 result;
 
-	__asm__("rlwimi %0,%2,24,16,23" : "=&r" (result) : "0" (x>>24), "r" (x));
-	__asm__("rlwimi %0,%2,8,8,15"   : "=&r" (result) : "0" (result),    "r" (x));
-	__asm__("rlwimi %0,%2,24,0,7"   : "=&r" (result) : "0" (result),    "r" (x));
-	return result;
+    __asm__("rlwimi %0,%2,24,16,23" : "=&r" (result) : "0" (x>>24), "r" (x));
+    __asm__("rlwimi %0,%2,8,8,15"   : "=&r" (result) : "0" (result),    "r" (x));
+    __asm__("rlwimi %0,%2,24,0,7"   : "=&r" (result) : "0" (result),    "r" (x));
+    return result;
 }
 #elif defined(__GNUC__) && (defined(__m68k__) && !defined(__mcoldfire__))
 static __inline__ Uint32 SDL_Swap32(Uint32 x)
 {
-	__asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
-	return x;
+    __asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0" : "=d" (x) :  "0" (x) : "cc");
+    return x;
 }
 #else
 static __inline__ Uint32 SDL_Swap32(Uint32 x) {
-	return SDL_static_cast(Uint32, ((x<<24)|((x<<8)&0x00FF0000)|((x>>8)&0x0000FF00)|(x>>24)));
+    return SDL_static_cast(Uint32, ((x<<24)|((x<<8)&0x00FF0000)|((x>>8)&0x0000FF00)|(x>>24)));
 }
 #endif
 
@@ -143,35 +143,35 @@
    !(__GNUC__ == 2 && __GNUC_MINOR__ <= 95 /* broken gcc version */)
 static __inline__ Uint64 SDL_Swap64(Uint64 x)
 {
-	union { 
-		struct { Uint32 a,b; } s;
-		Uint64 u;
-	} v;
-	v.u = x;
-	__asm__("bswapl %0 ; bswapl %1 ; xchgl %0,%1" 
-	        : "=r" (v.s.a), "=r" (v.s.b) 
-	        : "0" (v.s.a), "1" (v.s.b)); 
-	return v.u;
+    union {
+        struct { Uint32 a,b; } s;
+        Uint64 u;
+    } v;
+    v.u = x;
+    __asm__("bswapl %0 ; bswapl %1 ; xchgl %0,%1"
+            : "=r" (v.s.a), "=r" (v.s.b)
+            : "0" (v.s.a), "1" (v.s.b));
+    return v.u;
 }
 #elif defined(__GNUC__) && defined(__x86_64__)
 static __inline__ Uint64 SDL_Swap64(Uint64 x)
 {
-	__asm__("bswapq %0" : "=r" (x) : "0" (x));
-	return x;
+    __asm__("bswapq %0" : "=r" (x) : "0" (x));
+    return x;
 }
 #else
 static __inline__ Uint64 SDL_Swap64(Uint64 x)
 {
-	Uint32 hi, lo;
+    Uint32 hi, lo;
 
-	/* Separate into high and low 32-bit values and swap them */
-	lo = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
-	x >>= 32;
-	hi = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
-	x = SDL_Swap32(lo);
-	x <<= 32;
-	x |= SDL_Swap32(hi);
-	return (x);
+    /* Separate into high and low 32-bit values and swap them */
+    lo = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
+    x >>= 32;
+    hi = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
+    x = SDL_Swap32(lo);
+    x <<= 32;
+    x |= SDL_Swap32(hi);
+    return (x);
 }
 #endif
 #else
@@ -179,7 +179,7 @@
  * If there is no real 64-bit datatype, then compilers will complain about
  * the fake 64-bit datatype that SDL provides when it compiles user code.
  */
-#define SDL_Swap64(X)	(X)
+#define SDL_Swap64(X)   (X)
 #endif /* SDL_HAS_64BIT_TYPE */
 /*@}*/
 
@@ -189,19 +189,19 @@
  */
 /*@{*/
 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
-#define SDL_SwapLE16(X)	(X)
-#define SDL_SwapLE32(X)	(X)
-#define SDL_SwapLE64(X)	(X)
-#define SDL_SwapBE16(X)	SDL_Swap16(X)
-#define SDL_SwapBE32(X)	SDL_Swap32(X)
-#define SDL_SwapBE64(X)	SDL_Swap64(X)
+#define SDL_SwapLE16(X) (X)
+#define SDL_SwapLE32(X) (X)
+#define SDL_SwapLE64(X) (X)
+#define SDL_SwapBE16(X) SDL_Swap16(X)
+#define SDL_SwapBE32(X) SDL_Swap32(X)
+#define SDL_SwapBE64(X) SDL_Swap64(X)
 #else
-#define SDL_SwapLE16(X)	SDL_Swap16(X)
-#define SDL_SwapLE32(X)	SDL_Swap32(X)
-#define SDL_SwapLE64(X)	SDL_Swap64(X)
-#define SDL_SwapBE16(X)	(X)
-#define SDL_SwapBE32(X)	(X)
-#define SDL_SwapBE64(X)	(X)
+#define SDL_SwapLE16(X) SDL_Swap16(X)
+#define SDL_SwapLE32(X) SDL_Swap32(X)
+#define SDL_SwapLE64(X) SDL_Swap64(X)
+#define SDL_SwapBE16(X) (X)
+#define SDL_SwapBE32(X) (X)
+#define SDL_SwapBE64(X) (X)
 #endif
 /*@}*/
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