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The control87 is a fake one when using USE_PORTABLE_C, regardless the architecture

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This commit is contained in:
ptitSeb 2016-04-06 22:44:45 +02:00
parent efde059273
commit 2ccc337898
1 changed files with 21 additions and 29 deletions
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50
Sources/Engine/Math/Float.cpp Normal file → Executable file
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@ -17,32 +17,30 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <Engine/Math/Float.h> #include <Engine/Math/Float.h>
#if (defined __GNU_INLINE__) #define MCW_PC 0x0300
#define MCW_PC 0x0300
#define _MCW_PC MCW_PC #define _MCW_PC MCW_PC
#define _PC_24 0x0000 #define _PC_24 0x0000
#define _PC_53 0x0200 #define _PC_53 0x0200
#define _PC_64 0x0300 #define _PC_64 0x0300
#ifdef USE_PORTABLE_C
// Fake control87 for USE_PORTABLE_C version
inline ULONG _control87(WORD newcw, WORD mask)
{
static WORD fpw=_PC_64;
if (mask != 0)
{
fpw &= ~mask;
fpw |= (newcw & mask);
}
return(fpw);
}
#else
#if (defined __GNU_INLINE__)
inline ULONG _control87(WORD newcw, WORD mask) inline ULONG _control87(WORD newcw, WORD mask)
{ {
#if __POWERPC__
static WORD fpw=_PC_64;
if (mask != 0)
{
fpw &= ~mask;
fpw |= (newcw & mask);
}
return(fpw);
#elif defined(__arm__)
static WORD fpw=_PC_64;
if (mask != 0)
{
fpw &= ~mask;
fpw |= (newcw & mask);
}
return(fpw);
#else
WORD fpw = 0; WORD fpw = 0;
// get the current FPU control word... // get the current FPU control word...
@ -55,16 +53,10 @@ inline ULONG _control87(WORD newcw, WORD mask)
__asm__ __volatile__ (" fldcw %0" : : "m" (fpw) : "memory"); __asm__ __volatile__ (" fldcw %0" : : "m" (fpw) : "memory");
} }
return(fpw); return(fpw);
#endif
} }
// (for intel compiler...) // (for intel compiler...)
#elif ((defined __MSVC_INLINE__) && (!defined _MSC_VER)) #elif ((defined __MSVC_INLINE__) && (!defined _MSC_VER))
#define MCW_PC 0x0300
#define _MCW_PC MCW_PC
#define _PC_24 0x0000
#define _PC_53 0x0200
#define _PC_64 0x0300
inline ULONG _control87(WORD newcw, WORD mask) inline ULONG _control87(WORD newcw, WORD mask)
{ {
@ -85,7 +77,7 @@ inline ULONG _control87(WORD newcw, WORD mask)
#elif (!defined _MSC_VER) #elif (!defined _MSC_VER)
#error Implement for your platform, or add a stub conditional here. #error Implement for your platform, or add a stub conditional here.
#endif #endif
#endif
/* Get current precision setting of FPU. */ /* Get current precision setting of FPU. */
enum FPUPrecisionType GetFPUPrecision(void) enum FPUPrecisionType GetFPUPrecision(void)
{ {