Accepting request 606425 from home:elvigia:branches:games
- SDL2-endian.patch: bring up patch from SDL1, use optimized byteswap routines from the C library. - build with --disable-3dnow, do not pass -m3dnow to the compiler modern cpus do not support this instructions at all. OBS-URL: https://build.opensuse.org/request/show/606425 OBS-URL: https://build.opensuse.org/package/show/games/SDL2?expand=0&rev=80
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SDL2-endian.patch
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191
SDL2-endian.patch
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@ -0,0 +1,191 @@
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Index: SDL2-2.0.8/include/SDL_endian.h
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===================================================================
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--- SDL2-2.0.8.orig/include/SDL_endian.h
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+++ SDL2-2.0.8/include/SDL_endian.h
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@@ -34,29 +34,17 @@
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* \name The two types of endianness
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*/
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/* @{ */
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-#define SDL_LIL_ENDIAN 1234
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-#define SDL_BIG_ENDIAN 4321
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+#define SDL_LIL_ENDIAN __ORDER_LITTLE_ENDIAN__
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+#define SDL_BIG_ENDIAN __ORDER_BIG_ENDIAN__
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/* @} */
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#ifndef SDL_BYTEORDER /* Not defined in SDL_config.h? */
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-#ifdef __linux__
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-#include <endian.h>
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-#define SDL_BYTEORDER __BYTE_ORDER
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-#else /* __linux__ */
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-#if defined(__hppa__) || \
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- defined(__m68k__) || defined(mc68000) || defined(_M_M68K) || \
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- (defined(__MIPS__) && defined(__MISPEB__)) || \
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- defined(__ppc__) || defined(__POWERPC__) || defined(_M_PPC) || \
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- defined(__sparc__)
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-#define SDL_BYTEORDER SDL_BIG_ENDIAN
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-#else
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-#define SDL_BYTEORDER SDL_LIL_ENDIAN
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-#endif
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-#endif /* __linux__ */
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+#define SDL_BYTEORDER __BYTE_ORDER__
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#endif /* !SDL_BYTEORDER */
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#include "begin_code.h"
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+#include <byteswap.h>
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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extern "C" {
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@@ -65,149 +53,23 @@ extern "C" {
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/**
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* \file SDL_endian.h
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*/
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-#if defined(__GNUC__) && defined(__i386__) && \
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- !(__GNUC__ == 2 && __GNUC_MINOR__ == 95 /* broken gcc version */)
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SDL_FORCE_INLINE Uint16
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SDL_Swap16(Uint16 x)
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{
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- __asm__("xchgb %b0,%h0": "=q"(x):"0"(x));
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- return x;
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+ return bswap_16(x);
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}
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-#elif defined(__GNUC__) && defined(__x86_64__)
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-SDL_FORCE_INLINE Uint16
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-SDL_Swap16(Uint16 x)
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-{
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- __asm__("xchgb %b0,%h0": "=Q"(x):"0"(x));
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- return x;
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-}
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-#elif defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
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-SDL_FORCE_INLINE Uint16
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-SDL_Swap16(Uint16 x)
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-{
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- int result;
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- __asm__("rlwimi %0,%2,8,16,23": "=&r"(result):"0"(x >> 8), "r"(x));
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- return (Uint16)result;
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-}
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-#elif defined(__GNUC__) && (defined(__M68000__) || defined(__M68020__)) && !defined(__mcoldfire__)
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-SDL_FORCE_INLINE Uint16
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-SDL_Swap16(Uint16 x)
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-{
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- __asm__("rorw #8,%0": "=d"(x): "0"(x):"cc");
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- return x;
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-}
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-#elif defined(__WATCOMC__) && defined(__386__)
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-extern _inline Uint16 SDL_Swap16(Uint16);
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-#pragma aux SDL_Swap16 = \
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- "xchg al, ah" \
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- parm [ax] \
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- modify [ax];
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-#else
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-SDL_FORCE_INLINE Uint16
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-SDL_Swap16(Uint16 x)
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-{
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- return SDL_static_cast(Uint16, ((x << 8) | (x >> 8)));
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-}
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-#endif
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-
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-#if defined(__GNUC__) && defined(__i386__)
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SDL_FORCE_INLINE Uint32
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SDL_Swap32(Uint32 x)
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{
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- __asm__("bswap %0": "=r"(x):"0"(x));
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- return x;
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+ return bswap_32(x);
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}
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-#elif defined(__GNUC__) && defined(__x86_64__)
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-SDL_FORCE_INLINE Uint32
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-SDL_Swap32(Uint32 x)
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-{
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- __asm__("bswapl %0": "=r"(x):"0"(x));
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- return x;
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-}
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-#elif defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
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-SDL_FORCE_INLINE Uint32
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-SDL_Swap32(Uint32 x)
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-{
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- Uint32 result;
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-
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- __asm__("rlwimi %0,%2,24,16,23": "=&r"(result):"0"(x >> 24), "r"(x));
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- __asm__("rlwimi %0,%2,8,8,15": "=&r"(result):"0"(result), "r"(x));
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- __asm__("rlwimi %0,%2,24,0,7": "=&r"(result):"0"(result), "r"(x));
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- return result;
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-}
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-#elif defined(__GNUC__) && (defined(__M68000__) || defined(__M68020__)) && !defined(__mcoldfire__)
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-SDL_FORCE_INLINE Uint32
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-SDL_Swap32(Uint32 x)
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-{
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- __asm__("rorw #8,%0\n\tswap %0\n\trorw #8,%0": "=d"(x): "0"(x):"cc");
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- return x;
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-}
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-#elif defined(__WATCOMC__) && defined(__386__)
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-extern _inline Uint32 SDL_Swap32(Uint32);
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-#ifndef __SW_3 /* 486+ */
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-#pragma aux SDL_Swap32 = \
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- "bswap eax" \
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- parm [eax] \
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- modify [eax];
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-#else /* 386-only */
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-#pragma aux SDL_Swap32 = \
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- "xchg al, ah" \
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- "ror eax, 16" \
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- "xchg al, ah" \
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- parm [eax] \
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- modify [eax];
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-#endif
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-#else
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-SDL_FORCE_INLINE Uint32
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-SDL_Swap32(Uint32 x)
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-{
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- return SDL_static_cast(Uint32, ((x << 24) | ((x << 8) & 0x00FF0000) |
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- ((x >> 8) & 0x0000FF00) | (x >> 24)));
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-}
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-#endif
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-#if defined(__GNUC__) && defined(__i386__)
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-SDL_FORCE_INLINE Uint64
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-SDL_Swap64(Uint64 x)
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-{
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- union
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- {
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- struct
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- {
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- Uint32 a, b;
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- } s;
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- Uint64 u;
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- } v;
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- v.u = x;
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- __asm__("bswapl %0 ; bswapl %1 ; xchgl %0,%1": "=r"(v.s.a), "=r"(v.s.b):"0"(v.s.a),
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- "1"(v.s.
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- b));
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- return v.u;
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-}
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-#elif defined(__GNUC__) && defined(__x86_64__)
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-SDL_FORCE_INLINE Uint64
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-SDL_Swap64(Uint64 x)
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-{
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- __asm__("bswapq %0": "=r"(x):"0"(x));
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- return x;
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-}
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-#else
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SDL_FORCE_INLINE Uint64
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SDL_Swap64(Uint64 x)
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{
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- Uint32 hi, lo;
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-
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- /* Separate into high and low 32-bit values and swap them */
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- lo = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
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- x >>= 32;
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- hi = SDL_static_cast(Uint32, x & 0xFFFFFFFF);
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- x = SDL_Swap32(lo);
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- x <<= 32;
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- x |= SDL_Swap32(hi);
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- return (x);
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+ return bswap_64(x);
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}
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-#endif
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-
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SDL_FORCE_INLINE float
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SDL_SwapFloat(float x)
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@ -1,3 +1,11 @@
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-------------------------------------------------------------------
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Fri May 11 11:08:39 UTC 2018 - crrodriguez@opensuse.org
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- SDL2-endian.patch: bring up patch from SDL1, use optimized
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byteswap routines from the C library.
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- build with --disable-3dnow, do not pass -m3dnow to the compiler
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modern cpus do not support this instructions at all.
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-------------------------------------------------------------------
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Sat Mar 17 10:14:15 UTC 2018 - ytz1995@hotmail.com
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@ -31,6 +31,7 @@ Source2: http://libsdl.org/release/%name-%version.tar.gz.sig
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Source3: %name.keyring
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Source4: baselibs.conf
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Patch1: sdl2-symvers.patch
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Patch2: SDL2-endian.patch
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BuildRoot: %{_tmppath}/%{name}-%{version}-build
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BuildRequires: cmake
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BuildRequires: dos2unix
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@ -110,6 +111,7 @@ library.
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%prep
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%setup -q
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%patch -P 1 -p1
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%patch -P 2 -p1
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dos2unix WhatsNew.txt
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dos2unix TODO.txt
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dos2unix BUGS.txt
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@ -129,7 +131,8 @@ dos2unix COPYING.txt
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--enable-sse2=no \
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%endif
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--enable-sse3=no \
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--disable-rpath
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--disable-rpath \
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--disable-3dnow
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make %{?_smp_mflags} V=1
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%install
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