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• This comparison shows the changes necessary to convert path

  → /SPARTAN/trunk/ @ 266

  → /SPARTAN/trunk @ 265

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• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 266 → Rev 265

/SPARTAN/trunk/src/debug/print.c
49,23 → 49,19
unsigned char buf[DEFAULT_DOUBLE_BUFFER_SIZE];
unsigned long in1,in2;
/*
if (fmath_is_nan(num)) {
print_str("NaN");
return;
}
*/
if (num<0.0) {
if (fmath_is_negative(num)) {
putchar('-');
num=num*-1.0;
}
num=fmath_abs(num);
if (fmath_is_infinity(num)) {
print_str("Inf");
return;
}
if ((modifier=='E')||(modifier=='e')) {
intval2=fmath_fint(fmath_get_decimal_exponent(num),&intval);
exponent=intval;
82,6 → 78,12
return;
}
/*
if (fmath_is_infinity(num)) {
print_str("Inf");
}
*/
//TODO: rounding constant - when we got fraction >= 0.5, we must increment last printed number
/* Here is problem with cumulative error while printing big double values -> we will divide

/SPARTAN/trunk/arch/amd64/src/fmath.c
32,6 → 32,15
//TODO:
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
int fmath_is_negative(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return ((fmath_ld_union.ldd[7])&0x80)==0x80; //first bit is sign, IA32 is little endian -> 8th byte
*/
return 0;
}
signed short fmath_get_binary_exponent(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
107,7 → 116,23
return 0.0;
};
double fmath_set_sign(double num,__u8 sign)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
fmath_ld_union.ldd[7]=((fmath_ld_union.ldd[7])&0x7f)|(sign<<7); // change 64th bit (IA32 is a little endian)
return fmath_ld_union.bf;
*/ return 1.0;
}
double fmath_abs(double num)
{ //TODO:
/*
return fmath_set_sign(num,0);
*/
return 1.0;
}
double fmath_dpow(double base, double exponent)
{ //TODO:
/* double value=1.0;
132,30 → 157,3
return 1.0;
}
int fmath_is_nan(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
*/
return 0;
}
int fmath_is_infinity(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
*/ return 0;
}

/SPARTAN/trunk/arch/amd64/include/fmath.h
34,6 → 34,9
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
int fmath_is_negative(double num);
//int fmath_is_exponent_negative(double num);
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
50,6 → 53,11
*/
double fmath_fint(double num, double *intp);
/** Return absolute value from num */
double fmath_abs(double num);
double fmath_set_sign(double num,__u8 sign);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
57,8 → 65,3
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);

/SPARTAN/trunk/arch/ia32/src/fmath.c
30,7 → 30,15
#include <print.h>
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
#define FMATH_NAN ( 0x0001000000000001LL )
int fmath_is_negative(double num)
{
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return ((fmath_ld_union.ldd[7])&0x80)==0x80; /*first bit is sign, IA32 is little endian -> 8th byte*/
}
signed short fmath_get_binary_exponent(double num)
{
fmath_ld_union_t fmath_ld_union;
69,6 → 77,7
if (exp<0) {
*intp = 0.0;
*intp = fmath_set_sign(0.0L,fmath_is_negative(num));
return num;
}
76,6 → 85,7
if (exp>51) {
*intp=num;
num=0.0;
num= fmath_set_sign(0.0L,fmath_is_negative(*intp));
return num;
}
96,7 → 106,19
return fmath_ld_union_num.bf-fmath_ld_union_int.bf;
};
double fmath_set_sign(double num,__u8 sign)
{
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
fmath_ld_union.ldd[7]=((fmath_ld_union.ldd[7])&0x7f)|(sign<<7); /* change 64th bit (IA32 is a little endian)*/
return fmath_ld_union.bf;
}
double fmath_abs(double num)
{
return fmath_set_sign(num,0);
}
double fmath_dpow(double base, double exponent)
{
double value=1.0;
119,28 → 141,3
return value;
}
int fmath_is_nan(double num)
{
__u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); /* exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th */
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
return 0;
}
int fmath_is_infinity(double num)
{
__u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); /* exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th */
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
return 0;
}

/SPARTAN/trunk/arch/ia32/include/fmath.h
34,6 → 34,9
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
int fmath_is_negative(double num);
//int fmath_is_exponent_negative(double num);
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
50,6 → 53,11
*/
double fmath_fint(double num, double *intp);
/** Return absolute value from num */
double fmath_abs(double num);
double fmath_set_sign(double num,__u8 sign);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
57,8 → 65,3
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);

/SPARTAN/trunk/arch/mips/include/fmath.h
34,6 → 34,9
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
int fmath_is_negative(double num);
//int fmath_is_exponent_negative(double num);
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
50,6 → 53,11
*/
double fmath_fint(double num, double *intp);
/** Return absolute value from num */
double fmath_abs(double num);
double fmath_set_sign(double num,__u8 sign);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
57,8 → 65,3
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);

/SPARTAN/trunk/arch/mips/src/fmath.c
32,6 → 32,15
//TODO:
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
int fmath_is_negative(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return ((fmath_ld_union.ldd[7])&0x80)==0x80; //first bit is sign, IA32 is little endian -> 8th byte
*/
return 0;
}
signed short fmath_get_binary_exponent(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
107,7 → 116,23
return 0.0;
};
double fmath_set_sign(double num,__u8 sign)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
fmath_ld_union.ldd[7]=((fmath_ld_union.ldd[7])&0x7f)|(sign<<7); // change 64th bit (IA32 is a little endian)
return fmath_ld_union.bf;
*/ return 1.0;
}
double fmath_abs(double num)
{ //TODO:
/*
return fmath_set_sign(num,0);
*/
return 1.0;
}
double fmath_dpow(double base, double exponent)
{ //TODO:
/* double value=1.0;
132,30 → 157,3
return 1.0;
}
int fmath_is_nan(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
*/
return 0;
}
int fmath_is_infinity(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
*/ return 0;
}

/SPARTAN/trunk/arch/ppc/include/fmath.h
34,6 → 34,9
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
int fmath_is_negative(double num);
//int fmath_is_exponent_negative(double num);
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
50,6 → 53,11
*/
double fmath_fint(double num, double *intp);
/** Return absolute value from num */
double fmath_abs(double num);
double fmath_set_sign(double num,__u8 sign);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
57,8 → 65,3
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);

/SPARTAN/trunk/arch/ppc/src/fmath.c
32,6 → 32,15
//TODO:
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
int fmath_is_negative(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return ((fmath_ld_union.ldd[7])&0x80)==0x80; //first bit is sign, IA32 is little endian -> 8th byte
*/
return 0;
}
signed short fmath_get_binary_exponent(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
107,7 → 116,23
return 0.0;
};
double fmath_set_sign(double num,__u8 sign)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
fmath_ld_union.ldd[7]=((fmath_ld_union.ldd[7])&0x7f)|(sign<<7); // change 64th bit (IA32 is a little endian)
return fmath_ld_union.bf;
*/ return 1.0;
}
double fmath_abs(double num)
{ //TODO:
/*
return fmath_set_sign(num,0);
*/
return 1.0;
}
double fmath_dpow(double base, double exponent)
{ //TODO:
/* double value=1.0;
132,30 → 157,3
return 1.0;
}
int fmath_is_nan(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
*/
return 0;
}
int fmath_is_infinity(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
*/ return 0;
}

/SPARTAN/trunk/arch/ia64/src/fmath.c
32,6 → 32,15
//TODO:
#define FMATH_MANTISA_MASK ( 0x000fffffffffffffLL )
int fmath_is_negative(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
return ((fmath_ld_union.ldd[7])&0x80)==0x80; //first bit is sign, IA32 is little endian -> 8th byte
*/
return 0;
}
signed short fmath_get_binary_exponent(double num)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
107,7 → 116,23
return 0.0;
};
double fmath_set_sign(double num,__u8 sign)
{ //TODO:
/* fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
fmath_ld_union.ldd[7]=((fmath_ld_union.ldd[7])&0x7f)|(sign<<7); // change 64th bit (IA32 is a little endian)
return fmath_ld_union.bf;
*/ return 1.0;
}
double fmath_abs(double num)
{ //TODO:
/*
return fmath_set_sign(num,0);
*/
return 1.0;
}
double fmath_dpow(double base, double exponent)
{ //TODO:
/* double value=1.0;
132,30 → 157,3
return 1.0;
}
int fmath_is_nan(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)>=FMATH_NAN) return 1;
*/
return 0;
}
int fmath_is_infinity(double num)
{
/* __u16 exp;
fmath_ld_union_t fmath_ld_union;
fmath_ld_union.bf = num;
exp=(((fmath_ld_union.ldd[7])&0x7f)<<4) + (((fmath_ld_union.ldd[6])&0xf0)>>4); // exponent is 11 bits lenght, so sevent bits is in 8th byte and 4 bits in 7th
if (exp!=0x07ff) return 0;
if (fmath_get_binary_mantisa(num)==0x0) return 1;
*/ return 0;
}

/SPARTAN/trunk/arch/ia64/include/fmath.h
34,6 → 34,9
typedef union { double bf; unsigned char ldd[8]; } fmath_ld_union_t;
int fmath_is_negative(double num);
//int fmath_is_exponent_negative(double num);
/**returns exponent in binary encoding*/
signed short fmath_get_binary_exponent(double num);
50,6 → 53,11
*/
double fmath_fint(double num, double *intp);
/** Return absolute value from num */
double fmath_abs(double num);
double fmath_set_sign(double num,__u8 sign);
/** count base^exponent from positive exponent
* @param base
* @param exponent - Must be > 0.0
57,8 → 65,3
*/
double fmath_dpow(double base, double exponent) ;
/** return 1, if num is NaN */
int fmath_is_nan(double num);
/** return 1, if fmath is a infinity */
int fmath_is_infinity(double num);

/SPARTAN/trunk/test/print/print1/test.c
31,7 → 31,6
void test(void)
{
__u64 u64const = 0x0123456789ABCDEFLL;
double d;
printf(" Printf test \n");
printf(" Q %Q %q \n",u64const, u64const);
printf(" L %L %l \n",0x01234567 ,0x01234567);
48,11 → 47,5
printf(" E %.10E %.8e (-987654321.123456789e12 for precision 10 & 8)\n",-987654321.123456789e12,-987654321.123456789e12);
printf(" E %.10E %.8e (123456789.987654321e12 for precision 10 & 8)\n",123456789.987654321e12,123456789.987654321e12);
printf(" E %.10E %.8e (987654321.123456789e12 for precision 10 & 8)\n",987654321.123456789e12,987654321.123456789e12);
u64const =0x7fffffffffffffffLL;
d =*((double *)((void *)(&u64const)));
printf(" E %.10E (NaN)\n",d);
u64const =(0xfff0000000000000LL);
d =*(double *)(void *)(&u64const);
printf(" E %.10E (-Inf)\n",d);
return;
}