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frexp.c
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00001 #include <math.h> 00002 #include <stdlib.h> 00003 #include <internal/ieee.h> 00004 00005 /* 00006 * @implemented 00007 */ 00008 double 00009 frexp(double __x, int *exptr) 00010 { 00011 union 00012 { 00013 double* __x; 00014 double_s* x; 00015 } x; 00016 00017 x.__x = &__x; 00018 00019 if ( exptr != NULL ) 00020 *exptr = x.x->exponent - 0x3FE; 00021 00022 00023 x.x->exponent = 0x3FE; 00024 00025 return __x; 00026 } 00027 00028 00029
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