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| author | seyko <seyko2@gmail.com> | 2015-11-05 14:27:41 +0300 |
|---|---|---|
| committer | seyko <seyko2@gmail.com> | 2015-11-05 14:27:41 +0300 |
| commit | 45bc50596874ec7cb26aac3dca3339ba25086436 (patch) | |
| tree | 2d2a84a36f8b70e9dd16bf185cd6f3bf3c1aa284 /win32 | |
| parent | f7dd3d49ccf0949b28b61a309ffb5f9dbfc484b7 (diff) | |
| download | tinycc-45bc50596874ec7cb26aac3dca3339ba25086436.tar.gz tinycc-45bc50596874ec7cb26aac3dca3339ba25086436.tar.bz2 | |
win32/include/math.h: remoing a "t" modifier usage
replaced by loading a float argument from memory and
using the "m" modifier
Diffstat (limited to 'win32')
| -rw-r--r-- | win32/include/math.h | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/win32/include/math.h b/win32/include/math.h index 251d3f7..cfcfd9a 100644 --- a/win32/include/math.h +++ b/win32/include/math.h @@ -316,7 +316,10 @@ extern "C" { __CRT_INLINE int __cdecl __fpclassifyl (long double x){ unsigned short sw; - __asm__ ("fxam; fstsw %%ax;" : "=a" (sw): "t" (x)); + __asm__ ( + "fldt %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (sw): "m" (x)); return sw & (FP_NAN | FP_NORMAL | FP_ZERO ); } @@ -337,8 +340,11 @@ extern "C" { __CRT_INLINE int __cdecl __isnan (double _x) { unsigned short sw; - __asm__ ("fxam;" - "fstsw %%ax": "=a" (sw) : "t" (_x)); + __asm__ ( + "fldl %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (sw) : "m" (_x)); + return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -346,8 +352,11 @@ extern "C" { __CRT_INLINE int __cdecl __isnanf (float _x) { unsigned short sw; - __asm__ ("fxam;" - "fstsw %%ax": "=a" (sw) : "t" (_x)); + __asm__ ( + "flds %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (sw) : "m" (_x)); + return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -355,8 +364,11 @@ extern "C" { __CRT_INLINE int __cdecl __isnanl (long double _x) { unsigned short sw; - __asm__ ("fxam;" - "fstsw %%ax": "=a" (sw) : "t" (_x)); + __asm__ ( + "fldt %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (sw) : "m" (_x)); + return (sw & (FP_NAN | FP_NORMAL | FP_INFINITE | FP_ZERO | FP_SUBNORMAL)) == FP_NAN; } @@ -372,19 +384,28 @@ extern "C" { /* 7.12.3.6 The signbit macro */ __CRT_INLINE int __cdecl __signbit (double x) { unsigned short stw; - __asm__ ( "fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); + __asm__ ( + "fldl %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (stw) : "m" (x)); return stw & 0x0200; } __CRT_INLINE int __cdecl __signbitf (float x) { unsigned short stw; - __asm__ ("fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); + __asm__ ( + "flds %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (stw) : "m" (x)); return stw & 0x0200; } __CRT_INLINE int __cdecl __signbitl (long double x) { unsigned short stw; - __asm__ ("fxam; fstsw %%ax;": "=a" (stw) : "t" (x)); + __asm__ ( + "fldt %1 \n" + "fxam \n" + "fstsw %0 \n" : "=a" (stw) : "m" (x)); return stw & 0x0200; } |