diff options
| -rw-r--r-- | win32/include/math.h | 41 |
1 files changed, 10 insertions, 31 deletions
diff --git a/win32/include/math.h b/win32/include/math.h index cfcfd9a..251d3f7 100644 --- a/win32/include/math.h +++ b/win32/include/math.h @@ -316,10 +316,7 @@ extern "C" { __CRT_INLINE int __cdecl __fpclassifyl (long double x){ unsigned short sw; - __asm__ ( - "fldt %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (sw): "m" (x)); + __asm__ ("fxam; fstsw %%ax;" : "=a" (sw): "t" (x)); return sw & (FP_NAN | FP_NORMAL | FP_ZERO ); } @@ -340,11 +337,8 @@ extern "C" { __CRT_INLINE int __cdecl __isnan (double _x) { unsigned short sw; - __asm__ ( - "fldl %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (sw) : "m" (_x)); - + __asm__ ("fxam;" + "fstsw %%ax": "=a" (sw) : "t" (_x)); return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -352,11 +346,8 @@ extern "C" { __CRT_INLINE int __cdecl __isnanf (float _x) { unsigned short sw; - __asm__ ( - "flds %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (sw) : "m" (_x)); - + __asm__ ("fxam;" + "fstsw %%ax": "=a" (sw) : "t" (_x)); return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -364,11 +355,8 @@ extern "C" { __CRT_INLINE int __cdecl __isnanl (long double _x) { unsigned short sw; - __asm__ ( - "fldt %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (sw) : "m" (_x)); - + __asm__ ("fxam;" + "fstsw %%ax": "=a" (sw) : "t" (_x)); return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -384,28 +372,19 @@ extern "C" { /* 7.12.3.6 The signbit macro */ __CRT_INLINE int __cdecl __signbit (double x) { unsigned short stw; - __asm__ ( - "fldl %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (stw) : "m" (x)); + __asm__ ( "fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); return stw & 0x0200; } __CRT_INLINE int __cdecl __signbitf (float x) { unsigned short stw; - __asm__ ( - "flds %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (stw) : "m" (x)); + __asm__ ("fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); return stw & 0x0200; } __CRT_INLINE int __cdecl __signbitl (long double x) { unsigned short stw; - __asm__ ( - "fldt %1 \n" - "fxam \n" - "fstsw %0 \n" : "=a" (stw) : "m" (x)); + __asm__ ("fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); return stw & 0x0200; } |