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comparison include/SDL_endian.h @ 4438:7a53f8efc017 SDL-1.2

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esigra 2010-04-17 03:53:57 PDT If this header file is supposed to be includable from C++ code, the code should of course use one of the SDL_*_cast macros from SDL_stdinc.h.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 23 Apr 2010 02:14:06 -0700
parents d660ca4f7b1f
children a5865d4b6495
comparison
equal deleted inserted replaced
4431:d660ca4f7b1f 4438:7a53f8efc017
92 __asm__("rorw #8,%0" : "=d" (x) : "0" (x) : "cc"); 92 __asm__("rorw #8,%0" : "=d" (x) : "0" (x) : "cc");
93 return x; 93 return x;
94 } 94 }
95 #else 95 #else
96 static __inline__ Uint16 SDL_Swap16(Uint16 x) { 96 static __inline__ Uint16 SDL_Swap16(Uint16 x) {
97 return (Uint16)((x<<8)|(x>>8)); 97 return SDL_static_cast(Uint16, ((x<<8)|(x>>8)));
98 } 98 }
99 #endif 99 #endif
100 100
101 #if defined(__GNUC__) && defined(__i386__) && \ 101 #if defined(__GNUC__) && defined(__i386__) && \
102 !(__GNUC__ == 2 && __GNUC_MINOR__ <= 95 /* broken gcc version */) 102 !(__GNUC__ == 2 && __GNUC_MINOR__ <= 95 /* broken gcc version */)
127 __asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0" : "=d" (x) : "0" (x) : "cc"); 127 __asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0" : "=d" (x) : "0" (x) : "cc");
128 return x; 128 return x;
129 } 129 }
130 #else 130 #else
131 static __inline__ Uint32 SDL_Swap32(Uint32 x) { 131 static __inline__ Uint32 SDL_Swap32(Uint32 x) {
132 return (Uint32)((x<<24)|((x<<8)&0x00FF0000)|((x>>8)&0x0000FF00)|(x>>24)); 132 return SDL_static_cast(Uint32, ((x<<24)|((x<<8)&0x00FF0000)|((x>>8)&0x0000FF00)|(x>>24)));
133 } 133 }
134 #endif 134 #endif
135 135
136 #ifdef SDL_HAS_64BIT_TYPE 136 #ifdef SDL_HAS_64BIT_TYPE
137 #if defined(__GNUC__) && defined(__i386__) && \ 137 #if defined(__GNUC__) && defined(__i386__) && \