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/picolibc-3.7.0-3.6.0/newlib/libm/math/
Dsf_fmod.c32 __int32_t n, hx, hy, hz, ix, iy, sx, i; in fmodf() local
34 GET_FLOAT_WORD(hx, x); in fmodf()
36 sx = hx & 0x80000000; /* sign of x */ in fmodf()
37 hx ^= sx; /* |x| */ in fmodf()
50 if (hx < hy) in fmodf()
52 if (hx == hy) in fmodf()
58 if (FLT_UWORD_IS_SUBNORMAL(hx)) { /* subnormal x */ in fmodf()
59 for (ix = -126, i = (hx << 8); i > 0; i <<= 1) in fmodf()
62 ix = (hx >> 23) - 127; in fmodf()
73 hx = 0x00800000 | (0x007fffff & hx); in fmodf()
[all …]
Ds_fmod.c31 __int32_t n, hx, hy, hz, ix, iy, sx, i; in fmod64() local
34 EXTRACT_WORDS(hx, lx, x); in fmod64()
36 sx = hx & 0x80000000; /* sign of x */ in fmod64()
37 hx ^= sx; /* |x| */ in fmod64()
50 if (hx <= hy) { in fmod64()
51 if ((hx < hy) || (lx < ly)) in fmod64()
58 if (hx < 0x00100000) { /* subnormal x */ in fmod64()
59 if (hx == 0) { in fmod64()
63 for (ix = -1022, i = (hx << 11); i > 0; i <<= 1) in fmod64()
67 ix = (hx >> 20) - 1023; in fmod64()
[all …]
Dsf_log10.c27 __int32_t i, k, hx; in log10f() local
29 GET_FLOAT_WORD(hx, x); in log10f()
32 if (FLT_UWORD_IS_ZERO(hx & 0x7fffffff)) in log10f()
34 if (hx < 0) in log10f()
36 if (!FLT_UWORD_IS_FINITE(hx)) in log10f()
38 if (FLT_UWORD_IS_SUBNORMAL(hx)) { in log10f()
41 GET_FLOAT_WORD(hx, x); in log10f()
43 k += (hx >> 23) - 127; in log10f()
45 hx = (hx & 0x007fffff) | ((0x7f - i) << 23); in log10f()
47 SET_FLOAT_WORD(x, hx); in log10f()
Ds_log10.c61 __int32_t i, k, hx; in log1064() local
64 EXTRACT_WORDS(hx, lx, x); in log1064()
67 if (hx < 0x00100000) { /* x < 2**-1022 */ in log1064()
68 if (((hx & 0x7fffffff) | lx) == 0) in log1064()
70 if (hx < 0) in log1064()
74 GET_HIGH_WORD(hx, x); in log1064()
76 if (hx >= 0x7ff00000) in log1064()
78 k += (hx >> 20) - 1023; in log1064()
80 hx = (hx & 0x000fffff) | ((0x3ff - i) << 20); in log1064()
82 SET_HIGH_WORD(x, hx); in log1064()
/picolibc-3.7.0-3.6.0/newlib/libm/ld/ld128/
De_fmodl.c26 int64_t n,hx,hy,hz,ix,iy,sx,i; in fmodl() local
29 GET_LDOUBLE_WORDS64(hx,lx,x); in fmodl()
31 sx = hx&0x8000000000000000ULL; /* sign of x */ in fmodl()
32 hx ^=sx; /* |x| */ in fmodl()
44 if(hx<=hy) { in fmodl()
45 if((hx<hy)||(lx<ly)) return x; /* |x|<|y| return x */ in fmodl()
51 if(hx<0x0001000000000000LL) { /* subnormal x */ in fmodl()
52 if(hx==0) { in fmodl()
55 for (ix = -16382, i=hx<<15; i>0; i<<=1) ix -=1; in fmodl()
57 } else ix = (hx>>48)-0x3fff; in fmodl()
[all …]
Ds_remquol.c25 #define SET_NBIT(hx) ((hx) | (1ULL << LDBL_MANH_SIZE)) argument
29 #define SET_NBIT(hx) (hx) argument
53 int64_t hx,hz,hy,_hx; in remquol() local
58 GET_LDOUBLE_WORDS64(hx,lx,x); in remquol()
60 sx = (hx>>48)&0x8000; in remquol()
62 hx &= 0x7fffffffffffffffLL; /* |x| */ in remquol()
64 SET_LDOUBLE_WORDS64(x,hx,lx); in remquol()
69 ((hx>>48) == BIAS + LDBL_MAX_EXP) || /* or x not finite */ in remquol()
73 if((hx>>48)<=(hy>>48)) { in remquol()
74 if(((hx>>48)<(hy>>48)) || in remquol()
[all …]
Ds_nextafterl.c25 int64_t hx,hy,ix,iy; in nextafterl() local
28 GET_LDOUBLE_WORDS64(hx,lx,x); in nextafterl()
30 ix = hx&0x7fffffffffffffffLL; /* |x| */ in nextafterl()
42 if(hx>=0) { /* x > 0 */ in nextafterl()
43 if(hx>hy||((hx==hy)&&(lx>ly))) { /* x > y, x -= ulp */ in nextafterl()
44 if(lx==0) hx--; in nextafterl()
48 if(lx==0) hx++; in nextafterl()
51 if(hy>=0||hx>hy||((hx==hy)&&(lx>ly))){/* x < y, x -= ulp */ in nextafterl()
52 if(lx==0) hx--; in nextafterl()
56 if(lx==0) hx++; in nextafterl()
[all …]
Ds_nexttowardf.c18 int32_t hx,ix; in nexttowardf() local
22 GET_FLOAT_WORD(hx,x); in nexttowardf()
24 ix = hx&0x7fffffff; /* |x| */ in nexttowardf()
40 if(hx>=0) { /* x > 0 */ in nexttowardf()
42 hx -= 1; in nexttowardf()
44 hx += 1; in nexttowardf()
48 hx -= 1; in nexttowardf()
50 hx += 1; in nexttowardf()
53 ix = hx&0x7f800000; in nexttowardf()
55 return __math_oflowf(hx<0); in nexttowardf()
[all …]
/picolibc-3.7.0-3.6.0/newlib/libm/ld/ld80/
Ds_nextafterl.c25 u_int32_t hx,hy,ix,iy; in nextafterl() local
29 GET_LDOUBLE_WORDS(esx,hx,lx,x); in nextafterl()
34 if (((ix==0x7fff)&&(((hx&0x7fffffff)|lx)!=0)) || /* x is nan */ in nextafterl()
38 if((ix|hx|lx)==0) { /* x == 0 */ in nextafterl()
39 SET_LDOUBLE_WORDS(x,esy & 0x8000,hx,1); in nextafterl()
44 if(esy<0||(ix>iy||((ix==iy) && (hx>hy||((hx==hy)&&(lx>ly)))))) { in nextafterl()
47 if ((hx&0x7fffffff)==0) esx -= 1; in nextafterl()
48 hx = (hx - 1) | (hx & 0x80000000); in nextafterl()
54 hx = (hx + 1) | (hx & 0x80000000); in nextafterl()
55 if ((hx&0x7fffffff)==0) esx += 1; in nextafterl()
[all …]
Ds_remquol.c24 #define SET_NBIT(hx) ((hx) | (1ULL << LDBL_MANH_SIZE)) argument
27 #define SET_NBIT(hx) (hx) argument
51 int64_t hx,hz; /* We need a carry bit even if LDBL_MANH_SIZE is 32. */ in remquol() local
57 GET_LDOUBLE_WORDS(esx,hx,lx,x); in remquol()
76 (hx<=hy && in remquol()
77 (hx<hy || in remquol()
82 if(hx==hy && lx==ly) { in remquol()
91 GET_LDOUBLE_WORDS(esx,hx,lx,x); in remquol()
107 hx = SET_NBIT(hx); in remquol()
115 hz=hx-hy;lz=lx-ly; if(lx<ly) hz -= 1; in remquol()
[all …]
Ds_nexttowardf.c18 int32_t hx,ix,iy; in nexttowardf() local
21 GET_FLOAT_WORD(hx,x); in nexttowardf()
23 ix = hx&0x7fffffff; /* |x| */ in nexttowardf()
36 if(hx>=0) { /* x > 0 */ in nexttowardf()
38 hx -= 1; in nexttowardf()
40 hx += 1; in nexttowardf()
44 hx -= 1; in nexttowardf()
46 hx += 1; in nexttowardf()
49 hy = hx&0x7f800000; in nexttowardf()
51 return __math_oflowf(hx<0); in nexttowardf()
[all …]
Ds_nexttoward.c25 int32_t hx,ix,iy; in nexttoward() local
28 EXTRACT_WORDS(hx,lx,x); in nexttoward()
30 ix = hx&0x7fffffff; /* |x| */ in nexttoward()
43 if(hx>=0) { /* x > 0 */ in nexttoward()
45 if(lx==0) hx -= 1; in nexttoward()
49 if(lx==0) hx += 1; in nexttoward()
53 if(lx==0) hx -= 1; in nexttoward()
57 if(lx==0) hx += 1; in nexttoward()
60 hy = hx&0x7ff00000; in nexttoward()
62 return __math_oflow(hx<0); in nexttoward()
[all …]
De_fmodl.c25 #define SET_NBIT(hx) ((hx) | (1ULL << LDBL_MANH_SIZE)) argument
29 #define SET_NBIT(hx) (hx) argument
54 int64_t hx,hz; /* We need a carry bit even if LDBL_MANH_SIZE is 32. */ in fmodl() local
102 hx = SET_NBIT(ux.bits.ext_frach); in fmodl()
111 hz=hx-hy;lz=lx-ly; if(lx<ly) hz -= 1; in fmodl()
112 if(hz<0){hx = hx+hx+(lx>>MANL_SHIFT); lx = lx+lx;} in fmodl()
116 hx = hz+hz+(lz>>MANL_SHIFT); lx = lz+lz; in fmodl()
119 hz=hx-hy;lz=lx-ly; if(lx<ly) hz -= 1; in fmodl()
120 if(hz>=0) {hx=hz;lx=lz;} in fmodl()
123 if((hx|lx)==0) /* return sign(x)*0 */ in fmodl()
[all …]
/picolibc-3.7.0-3.6.0/newlib/libm/common/
Ds_remquo.c88 __int32_t n,hx,hy,hz,ix,iy,sx,i; in remquo64() local
91 EXTRACT_WORDS(hx,lx,x); in remquo64()
93 sxy = (hx ^ hy) & 0x80000000; in remquo64()
94 sx = hx&0x80000000; /* sign of x */ in remquo64()
95 hx ^=sx; /* |x| */ in remquo64()
99 if((hy|ly)==0||(hx>=0x7ff00000)|| /* y=0,or x not finite */ in remquo64()
104 if(hx<=hy) { in remquo64()
105 if((hx<hy)||(lx<ly)) { in remquo64()
116 if(hx<0x00100000) { /* subnormal x */ in remquo64()
117 if(hx==0) { in remquo64()
[all …]
Dsf_remquo.c39 __int32_t n,hx,hy,hz,ix,iy,sx,i; in remquof() local
42 GET_FLOAT_WORD(hx,x); in remquof()
44 sxy = (hx ^ hy) & 0x80000000; in remquof()
45 sx = hx&0x80000000; /* sign of x */ in remquof()
46 hx ^=sx; /* |x| */ in remquof()
50 if(hy==0||hx>=0x7f800000||hy>0x7f800000) { /* y=0,NaN;or x not finite */ in remquof()
54 if(hx<hy) { in remquof()
57 } else if(hx==hy) { in remquof()
63 if(hx<0x00800000) { /* subnormal x */ in remquof()
64 for (ix = -126,i=(hx<<8); i>0; i<<=1) ix -=1; in remquof()
[all …]
Ds_logb.c81 __int32_t hx,lx,ix; in logb64() local
83 EXTRACT_WORDS(hx,lx,x); in logb64()
84 hx &= 0x7fffffff; /* high |x| */ in logb64()
85 if(hx<0x00100000) { /* 0 or subnormal */ in logb64()
86 if((hx|lx)==0) { in logb64()
91 if(hx==0) { in logb64()
94 for (ix = -1022,hx<<=11; hx>0; hx<<=1) ix -=1; in logb64()
98 else if (hx<0x7ff00000) return (hx>>20)-1023; /* normal # */ in logb64()
99 else if (hx>0x7ff00000 || lx) return x+x; /* x==NaN */ in logb64()
Ds_ilogb.c71 __int32_t hx,lx,ix; in ilogb64() local
73 EXTRACT_WORDS(hx,lx,x); in ilogb64()
74 hx &= 0x7fffffff; in ilogb64()
75 if(hx<0x00100000) { in ilogb64()
76 if((hx|lx)==0) { in ilogb64()
80 if(hx==0) { in ilogb64()
83 for (ix = -1022,hx<<=11; hx>0; hx<<=1) ix -=1; in ilogb64()
87 else if (hx<0x7ff00000) return (hx>>20)-1023; in ilogb64()
89 else if (hx>0x7ff00000) { in ilogb64()
Dsf_logb.c26 __int32_t hx,ix; in logbf() local
28 GET_FLOAT_WORD(hx,x); in logbf()
29 hx &= 0x7fffffff; in logbf()
30 if(FLT_UWORD_IS_ZERO(hx)) { in logbf()
34 if(FLT_UWORD_IS_SUBNORMAL(hx)) { in logbf()
35 for (ix = -126,hx<<=8; hx>0; hx<<=1) ix -=1; in logbf()
38 else if (FLT_UWORD_IS_INFINITE(hx)) return HUGE_VALF; /* x==+|-inf */ in logbf()
39 else if (FLT_UWORD_IS_NAN(hx)) return x + x; in logbf()
40 else return (float) ((hx>>23)-127); in logbf()
Dsf_ilogb.c21 __int32_t hx,ix; in ilogbf() local
23 GET_FLOAT_WORD(hx,x); in ilogbf()
24 hx &= 0x7fffffff; in ilogbf()
25 if(FLT_UWORD_IS_ZERO(hx)) { in ilogbf()
29 if(FLT_UWORD_IS_SUBNORMAL(hx)) { in ilogbf()
30 for (ix = -126,hx<<=8; hx>0; hx<<=1) ix -=1; in ilogbf()
34 else if (FLT_UWORD_IS_NAN(hx)) { in ilogbf()
39 else if (!FLT_UWORD_IS_FINITE(hx)) { in ilogbf()
43 else return (hx>>23)-127; in ilogbf()
Ds_nextafter.c58 __int32_t hx,hy,ix,iy; in nextafter64() local
61 EXTRACT_WORDS(hx,lx,x); in nextafter64()
63 ix = hx&0x7fffffff; /* |x| */ in nextafter64()
75 if(hx>=0) { /* x > 0 */ in nextafter64()
76 if(hx>hy||((hx==hy)&&(lx>ly))) { /* x > y, x -= ulp */ in nextafter64()
77 if(lx==0) hx -= 1; in nextafter64()
81 if(lx==0) hx += 1; in nextafter64()
84 if(hy>=0||hx>hy||((hx==hy)&&(lx>ly))){/* x < y, x -= ulp */ in nextafter64()
85 if(lx==0) hx -= 1; in nextafter64()
89 if(lx==0) hx += 1; in nextafter64()
[all …]
Dsf_nextafter.c20 __int32_t hx,hy,ix,iy; in nextafterf() local
22 GET_FLOAT_WORD(hx,x); in nextafterf()
24 ix = hx&0x7fffffff; /* |x| */ in nextafterf()
36 if(hx>=0) { /* x > 0 */ in nextafterf()
37 if(hx>hy) { /* x > y, x -= ulp */ in nextafterf()
38 hx -= 1; in nextafterf()
40 hx += 1; in nextafterf()
43 if(hy>=0||hx>hy){ /* x < y, x -= ulp */ in nextafterf()
44 hx -= 1; in nextafterf()
46 hx += 1; in nextafterf()
[all …]
Ds_scalbln.c31 __int32_t hx,lx; in scalbln64() local
33 EXTRACT_WORDS(hx,lx,x); in scalbln64()
34 k = (hx&0x7ff00000)>>20; /* extract exponent */ in scalbln64()
36 if ((lx|(hx&0x7fffffff))==0) return x; /* +-0 */ in scalbln64()
38 GET_HIGH_WORD(hx,x); in scalbln64()
39 k = ((hx&0x7ff00000)>>20) - 54; in scalbln64()
40 if (n< -50000) return __math_uflow(hx < 0); /*underflow*/ in scalbln64()
45 return __math_oflow(hx<0); /* overflow */ in scalbln64()
47 {SET_HIGH_WORD(x,(hx&0x800fffff)|(k<<20)); return x;} in scalbln64()
49 return __math_uflow(hx < 0); /*underflow*/ in scalbln64()
[all …]
Ds_scalbn.c75 __int32_t k,hx,lx; in scalbn64() local
76 EXTRACT_WORDS(hx,lx,x); in scalbn64()
77 k = (hx&0x7ff00000)>>20; /* extract exponent */ in scalbn64()
79 if ((lx|(hx&0x7fffffff))==0) return x; /* +-0 */ in scalbn64()
81 GET_HIGH_WORD(hx,x); in scalbn64()
82 k = ((hx&0x7ff00000)>>20) - 54; in scalbn64()
84 if (n< -50000) return __math_uflow(hx<0); /*underflow*/ in scalbn64()
90 return __math_oflow(hx<0); /*overflow*/ in scalbn64()
93 if (k > 0x7fe) return __math_oflow(hx<0); /* overflow */ in scalbn64()
95 {SET_HIGH_WORD(x,(hx&0x800fffff)|(k<<20)); return x;} in scalbn64()
[all …]
Ds_isinf.c29 __int32_t hx,lx; in isinf64() local
30 EXTRACT_WORDS(hx,lx,x); in isinf64()
31 hx &= 0x7fffffff; in isinf64()
32 hx |= (__uint32_t)(lx|(-lx))>>31; in isinf64()
33 hx = 0x7ff00000 - hx; in isinf64()
34 return 1 - (int)((__uint32_t)(hx|(-hx))>>31); in isinf64()
Ds_isinfd.c24 __int32_t hx,lx; in __isinf64() local
25 EXTRACT_WORDS(hx,lx,x); in __isinf64()
26 hx &= 0x7fffffff; in __isinf64()
27 hx |= (__uint32_t)(lx|(-lx))>>31; in __isinf64()
28 hx = 0x7ff00000 - hx; in __isinf64()
29 return 1 - (int)((__uint32_t)(hx|(-hx))>>31); in __isinf64()

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