46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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#include <stdint.h>
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#include "private.h"
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float
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powf(float x, float y) /* wrapper powf */
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{
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// #ifdef _IEEE_LIBM
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return __ieee754_powf(x,y);
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// #else
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// float z;
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// z=__ieee754_powf(x,y);
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// if(_LIB_VERSION == _IEEE_|| isnanf(y)) return z;
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// if(isnanf(x)) {
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// if(y==(float)0.0)
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// /* powf(NaN,0.0) */
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// return (float)__kernel_standard((double)x,(double)y,142);
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// else
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// return z;
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// }
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// if(x==(float)0.0){
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// if(y==(float)0.0)
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// /* powf(0.0,0.0) */
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// return (float)__kernel_standard((double)x,(double)y,120);
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// if(finitef(y)&&y<(float)0.0)
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// /* powf(0.0,negative) */
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// return (float)__kernel_standard((double)x,(double)y,123);
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// return z;
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// }
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// if(!finitef(z)) {
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// if(finitef(x)&&finitef(y)) {
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// if(isnanf(z))
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// /* powf neg**non-int */
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// return (float)__kernel_standard((double)x,(double)y,124);
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// else
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// /* powf overflow */
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// return (float)__kernel_standard((double)x,(double)y,121);
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// }
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// }
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// if(z==(float)0.0&&finitef(x)&&finitef(y))
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// /* powf underflow */
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// return (float)__kernel_standard((double)x,(double)y,122);
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// return z;
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// #endif
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}
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