/arch/parisc/math-emu/ |
D | cnv_float.h | 46 #define Sgl_isinexact_to_fix(sgl_value,exponent) \ argument 47 ((exponent < (SGL_P - 1)) ? \ 48 (Sall(sgl_value) << (SGL_EXP_LENGTH + 1 + exponent)) : FALSE) 73 #define Sgl_isone_roundbit(sgl_value,exponent) \ argument 74 ((Sall(sgl_value) << (SGL_EXP_LENGTH + 1 + exponent)) >> 31) 76 #define Sgl_isone_stickybit(sgl_value,exponent) \ argument 77 (exponent < (SGL_P - 2) ? \ 78 Sall(sgl_value) << (SGL_EXP_LENGTH + 2 + exponent) : FALSE) 178 #define Dbl_isinexact_to_fix(dbl_valueA,dbl_valueB,exponent) \ argument 179 (exponent < (DBL_P-33) ? \ [all …]
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D | denormal.c | 47 int sign, exponent; in sgl_denormalize() local 52 exponent = Sgl_exponent(opnd) - SGL_WRAP; in sgl_denormalize() 54 Sgl_denormalize(opnd,exponent,guardbit,stickybit,inexact); in sgl_denormalize() 88 int sign, exponent; in dbl_denormalize() local 94 exponent = Dbl_exponent(opndp1) - DBL_WRAP; in dbl_denormalize() 96 Dbl_denormalize(opndp1,opndp2,exponent,guardbit,stickybit,inexact); in dbl_denormalize()
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D | sgl_float.h | 182 #define Sgl_setwrapped_exponent(sgl_value,exponent,op) \ argument 183 Deposit_sexponent(sgl_value,(exponent op SGL_WRAP)) 249 #define Sgl_normalize(sgl_opnd,exponent) \ argument 252 exponent -= 8; \ 256 exponent -= 4; \ 260 exponent -= 1; \ 289 #define Sgl_denormalize(opnd,exponent,guard,sticky,inexact) \ argument 291 if (exponent >= (1 - SGL_P)) { \ 292 guard = (Sall(opnd) >> -exponent) & 1; \ 293 if (exponent < 0) sticky |= Sall(opnd) << (32+exponent); \ [all …]
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D | dbl_float.h | 305 #define Dbl_setwrapped_exponent(dbl_value,exponent,op) \ argument 306 Deposit_dexponent(dbl_value,(exponent op DBL_WRAP)) 429 #define Dbl_normalize(dbl_opndA,dbl_opndB,exponent) \ argument 432 exponent -= 8; \ 436 exponent -= 4; \ 440 exponent -= 1; \ 489 #define Dbl_denormalize(opndp1,opndp2,exponent,guard,sticky,inexact) \ argument 491 if (exponent >= (1-DBL_P)) { \ 492 if (exponent >= -31) { \ 493 guard = (Dallp2(opndp2) >> -exponent) & 1; \ [all …]
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/arch/x86/math-emu/ |
D | poly_atan.c | 56 int exponent; in poly_atan() local 64 exponent = exponent(st0_ptr); in poly_atan() 68 exponent = exponent16(st0_ptr); in poly_atan() 71 exponent -= exponent(st1_ptr); in poly_atan() 75 exponent -= exponent16(st1_ptr); in poly_atan() 78 if ((exponent < 0) || ((exponent == 0) && in poly_atan() 88 exponent = -exponent; in poly_atan() 94 exponent += norm_Xsig(&argSignif); in poly_atan() 96 if ((exponent >= -1) in poly_atan() 97 || ((exponent == -2) && (argSignif.msw > 0xd413ccd0))) { in poly_atan() [all …]
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D | poly_2xm1.c | 55 long int exponent, shift; in poly_2xm1() local 60 exponent = exponent16(arg); in poly_2xm1() 63 if (exponent >= 0) { /* Don't want a |number| >= 1.0 */ in poly_2xm1() 73 if (exponent == -1) { in poly_2xm1() 76 exponent -= 2; in poly_2xm1() 79 } else if (exponent == -2) { in poly_2xm1() 82 exponent--; in poly_2xm1() 88 if (exponent < -2) { in poly_2xm1() 90 if (FPU_shrx(&Xll, -2 - exponent) >= 0x80000000U) in poly_2xm1() 100 add_two_Xsig(&accumulator, &argSignif, &exponent); in poly_2xm1() [all …]
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D | poly_l2.c | 29 long int exponent, expon, expon_expon; in poly_l2() local 35 exponent = exponent16(st0_ptr); in poly_l2() 42 exponent++; in poly_l2() 60 if (exponent < 0) { in poly_l2() 62 exponent = -exponent; in poly_l2() 65 expon_accum.msw = exponent; in poly_l2() 67 if (exponent) { in poly_l2() 110 long int exponent; in poly_l2p1() local 114 log2_kernel(st0_ptr, sign0, &accumulator, &exponent); in poly_l2p1() 120 exponent += round_Xsig(&accumulator); in poly_l2p1() [all …]
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D | poly_tan.c | 53 long int exponent; in poly_tan() local 59 exponent = exponent(st0_ptr); in poly_tan() 69 if ((exponent == 0) in poly_tan() 70 || ((exponent == -1) && (st0_ptr->sigh > 0xc90fdaa2))) { in poly_tan() 76 if (exponent == 0) { in poly_tan() 94 exponent = -1 + norm_Xsig(&argSignif); in poly_tan() 100 if (exponent < -1) { in poly_tan() 102 if (FPU_shrx(&XSIG_LL(accum), -1 - exponent) >= in poly_tan() 138 shr_Xsig(&accumulatore, -2 * (1 + exponent) + 1); in poly_tan() 158 shr_Xsig(&accum, -2 * (exponent + 1)); in poly_tan() [all …]
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D | poly_sin.c | 60 int exponent, echange; in poly_sine() local 66 exponent = exponent(st0_ptr); in poly_sine() 72 if ((exponent < -1) in poly_sine() 73 || ((exponent == -1) && (st0_ptr->sigh <= 0xe21240aa))) { in poly_sine() 80 shr_Xsig(&argSqrd, 2 * (-1 - exponent)); in poly_sine() 102 exponent = 3 * exponent; in poly_sine() 105 shr_Xsig(&accumulator, exponent(st0_ptr) - exponent); in poly_sine() 112 setexponentpos(&result, exponent(st0_ptr) + echange); in poly_sine() 119 if (exponent == 0) { in poly_sine() 190 if ((exponent(&result) >= 0) in poly_sine() [all …]
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D | fpu_trig.c | 42 if (exponent(st0_ptr) >= 63) { in trig_arg() 61 q, exponent(st0_ptr) - exponent(&CONST_PI2)); in trig_arg() 62 setexponent16(&tmp, exponent(&CONST_PI2)); in trig_arg() 77 if ((exponent(st0_ptr) <= exponent(&CONST_PI2extra) + 64) in trig_arg() 88 exponent(&CONST_PI2extra) + in trig_arg() 89 exponent(&tmp)); in trig_arg() 110 && (exponent(st0_ptr) <= exponent(&CONST_PI2extra) + 64)) in trig_arg() 121 exponent(&CONST_PI2extra) + in trig_arg() 122 exponent(&tmp)); in trig_arg() 126 if ((exponent(st0_ptr) == exponent(&CONST_PI2)) && in trig_arg() [all …]
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D | fpu_tags.c | 64 int exp = exponent(ptr); in FPU_Special() 77 return ((exponent(ptr) == EXP_BIAS + EXP_OVER) in isNaN()
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D | reg_mul.c | 44 exponent(a) + exponent(b)); in FPU_mul()
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D | reg_convert.c | 24 setexponent16(x, exponent(a)); in FPU_to_exp16()
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D | reg_compare.c | 96 unsupported = !((exponent(st0_ptr) == EXP_OVER) in compare() 103 unsupported |= !((exponent(b) == EXP_OVER) in compare() 130 exp0 = exponent(st0_ptr); in compare() 131 expb = exponent(b); in compare()
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D | reg_add_sub.c | 48 expa = exponent(a); in FPU_add() 49 expb = exponent(b); in FPU_add() 163 expa = exponent(a); in FPU_sub() 164 expb = exponent(b); in FPU_sub()
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D | errors.c | 197 exponent(r) - EXP_BIAS + 1); in FPU_printall() 378 isNaN = (exponent(a) == EXP_OVER) && (a->sigh & 0x80000000); in real_1op_NaN() 429 && !((exponent(a) == EXP_OVER) in real_2op_NaN() 432 && !((exponent(b) == EXP_OVER) && (b->sigh & 0x80000000))); in real_2op_NaN()
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/arch/arm/vfp/ |
D | vfpdouble.c | 43 .exponent = 2047, 51 str, d->sign != 0, d->exponent, d->significand); in vfp_double_dump() 63 vd->exponent -= bits - 1; in vfp_double_normalise_denormal() 73 int exponent, shift, underflow; in vfp_double_normaliseround() local 81 if (vd->exponent == 2047 && (vd->significand == 0 || exceptions)) in vfp_double_normaliseround() 88 vd->exponent = 0; in vfp_double_normaliseround() 92 exponent = vd->exponent; in vfp_double_normaliseround() 99 exponent -= shift; in vfp_double_normaliseround() 104 vd->exponent = exponent; in vfp_double_normaliseround() 112 underflow = exponent < 0; in vfp_double_normaliseround() [all …]
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D | vfpsingle.c | 43 .exponent = 255, 51 str, s->sign != 0, s->exponent, s->significand); in vfp_single_dump() 61 vs->exponent -= bits - 1; in vfp_single_normalise_denormal() 76 int exponent, shift, underflow; in __vfp_single_normaliseround() local 83 if (vs->exponent == 255 && (vs->significand == 0 || exceptions)) in __vfp_single_normaliseround() 90 vs->exponent = 0; in __vfp_single_normaliseround() 94 exponent = vs->exponent; in __vfp_single_normaliseround() 104 exponent -= shift; in __vfp_single_normaliseround() 109 vs->exponent = exponent; in __vfp_single_normaliseround() 117 underflow = exponent < 0; in __vfp_single_normaliseround() [all …]
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D | vfp.h | 150 s16 exponent; member 193 s->exponent = vfp_single_packed_exponent(val); in vfp_single_unpack() 197 if (s->exponent && s->exponent != 255) in vfp_single_unpack() 210 (s->exponent << VFP_SINGLE_MANTISSA_BITS) + in vfp_single_pack() 228 if (s->exponent == 255) { in vfp_single_type() 235 } else if (s->exponent == 0) { in vfp_single_type() 255 s16 exponent; member 302 s->exponent = vfp_double_packed_exponent(val); in vfp_double_unpack() 306 if (s->exponent && s->exponent != 2047) in vfp_double_unpack() 319 ((u64)s->exponent << VFP_DOUBLE_MANTISSA_BITS) + in vfp_double_pack() [all …]
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/arch/m68k/math-emu/ |
D | fp_util.S | 132 lsr.l #8,%d1 | exponent / sign 139 add.w #0x3fff-0x7f,%d1 | re-bias the exponent. 149 | exponent is zero, so explizit bit is already zero too 170 lsr.l #8,%d1 | exponent / sign 177 add.w #0x3fff-0x3ff,%d1 | re-bias the exponent. 194 | exponent is zero, so explizit bit is already zero too
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/arch/m68k/fpsp040/ |
D | sgetem.S | 4 | The entry point sGETEXP returns the exponent portion 5 | of the input argument. The exponent bias is removed 6 | and the exponent value is returned as an extended 49 movew LOCAL_EX(%a0),%d0 |get the exponent 59 movew LOCAL_EX(%a0),%d0 |load resulting exponent into d0 74 | with an exponent of +/- $3fff. 90 | then load the exponent with +/1 $3fff.
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D | decbin.S | 24 | A1. Convert the bcd exponent to binary by successive adds and muls. 39 | exponent equal to the exponent from A1 and the zero count 57 | the exponent factor. This is done by multiplying the 59 | exponent sign is positive, and dividing FP0 by FP1 if 123 | Calculate exponent: 125 | 2. Calculate absolute value of exponent in d1 by mul and add. 126 | 3. Correct for exponent sign. 134 | (*) d1: accumulator for binary exponent 141 | (*) L_SCR1: copy of original exponent word 482 btst #30,(%a0) |test the sign of the exponent
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D | scale.S | 52 movew FPTEMP(%a6),%d1 |get dest exponent 93 | Source is positive. Add the src to the dest exponent. 142 | Source is negative. Add the src to the dest exponent. 143 | (The result exponent will be reduced). The result can be 162 | The result exponent is below denorm value. Test for catastrophic 164 | mantissa right until a zero exponent exists.
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D | round.S | 198 addw #0x1,LOCAL_EX(%a0) |and incr exponent 239 addw #0x1,LOCAL_EX(%a0) |incr exponent 273 | exponent. 279 | bit of the mantissa (msb in d1) unless this would mean the exponent 281 | exponent (d0) is set to 0 and the mantissa (d1 & d2) is not 290 | Distance to 0 from exponent = Y 296 | set exponent = 0 299 | FP_SCR1 = exponent, ms mantissa part, ls mantissa part 364 subw %d7,LOCAL_EX(%a0) |sub exponent by count 386 movew LOCAL_EX(%a0),%d0 |d0 has exponent [all …]
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/arch/arm/include/asm/ |
D | user.h | 39 unsigned int exponent:14; member
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